SimpleView.st
author claus
Wed, 03 May 1995 02:38:14 +0200
changeset 136 60b5a58940be
parent 135 cf8e46015072
child 137 523edf3204e4
permissions -rw-r--r--
.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
135
claus
parents:
diff changeset
     1
"
claus
parents:
diff changeset
     2
 COPYRIGHT (c) 1989 by Claus Gittinger
claus
parents:
diff changeset
     3
	      All Rights Reserved
claus
parents:
diff changeset
     4
claus
parents:
diff changeset
     5
 This software is furnished under a license and may be used
claus
parents:
diff changeset
     6
 only in accordance with the terms of that license and with the
claus
parents:
diff changeset
     7
 inclusion of the above copyright notice.   This software may not
claus
parents:
diff changeset
     8
 be provided or otherwise made available to, or used by, any
claus
parents:
diff changeset
     9
 other person.  No title to or ownership of the software is
claus
parents:
diff changeset
    10
 hereby transferred.
claus
parents:
diff changeset
    11
"
claus
parents:
diff changeset
    12
claus
parents:
diff changeset
    13
'From Smalltalk/X, Version:2.10.5 on 14-mar-1995 at 11:02:34 am'!
claus
parents:
diff changeset
    14
claus
parents:
diff changeset
    15
PseudoView subclass:#SimpleView
claus
parents:
diff changeset
    16
	 instanceVariableNames:'superView subViews components style resources viewport
claus
parents:
diff changeset
    17
		borderColor borderWidth borderShape viewShape top left
claus
parents:
diff changeset
    18
		extentChanged originChanged cornerChanged relativeOrigin
claus
parents:
diff changeset
    19
		relativeExtent relativeCorner originRule extentRule cornerRule
claus
parents:
diff changeset
    20
		insets shown hidden name level margin innerClipRect shadowColor
claus
parents:
diff changeset
    21
		lightColor bitGravity viewGravity
claus
parents:
diff changeset
    22
		controller windowGroup'
claus
parents:
diff changeset
    23
	 classVariableNames:'Grey CentPoint ViewSpacing DefaultStyle StyleSheet
claus
parents:
diff changeset
    24
		DefaultViewBackgroundColor DefaultBorderColor DefaultLightColor
claus
parents:
diff changeset
    25
		DefaultShadowColor DefaultBorderWidth DefaultFont
claus
parents:
diff changeset
    26
		DefaultFocusColor DefaultFocusBorderWidth'
claus
parents:
diff changeset
    27
	 poolDictionaries:''
claus
parents:
diff changeset
    28
	 category:'Views-Basic'
claus
parents:
diff changeset
    29
!
claus
parents:
diff changeset
    30
claus
parents:
diff changeset
    31
SimpleView class instanceVariableNames:'ClassResources'!
claus
parents:
diff changeset
    32
claus
parents:
diff changeset
    33
SimpleView comment:'
claus
parents:
diff changeset
    34
COPYRIGHT (c) 1989 by Claus Gittinger
claus
parents:
diff changeset
    35
	      All Rights Reserved
claus
parents:
diff changeset
    36
136
claus
parents: 135
diff changeset
    37
$Header: /cvs/stx/stx/libview/SimpleView.st,v 1.2 1995-05-03 00:38:14 claus Exp $
135
claus
parents:
diff changeset
    38
'!
claus
parents:
diff changeset
    39
claus
parents:
diff changeset
    40
!SimpleView class methodsFor:'documentation'!
claus
parents:
diff changeset
    41
claus
parents:
diff changeset
    42
copyright
claus
parents:
diff changeset
    43
"
claus
parents:
diff changeset
    44
 COPYRIGHT (c) 1989 by Claus Gittinger
claus
parents:
diff changeset
    45
	      All Rights Reserved
claus
parents:
diff changeset
    46
claus
parents:
diff changeset
    47
 This software is furnished under a license and may be used
claus
parents:
diff changeset
    48
 only in accordance with the terms of that license and with the
claus
parents:
diff changeset
    49
 inclusion of the above copyright notice.   This software may not
claus
parents:
diff changeset
    50
 be provided or otherwise made available to, or used by, any
claus
parents:
diff changeset
    51
 other person.  No title to or ownership of the software is
claus
parents:
diff changeset
    52
 hereby transferred.
claus
parents:
diff changeset
    53
"
claus
parents:
diff changeset
    54
!
claus
parents:
diff changeset
    55
claus
parents:
diff changeset
    56
version
claus
parents:
diff changeset
    57
"
136
claus
parents: 135
diff changeset
    58
$Header: /cvs/stx/stx/libview/SimpleView.st,v 1.2 1995-05-03 00:38:14 claus Exp $
135
claus
parents:
diff changeset
    59
"
claus
parents:
diff changeset
    60
!
claus
parents:
diff changeset
    61
claus
parents:
diff changeset
    62
documentation
claus
parents:
diff changeset
    63
"
claus
parents:
diff changeset
    64
    this class implements functions common to all Views which do not work on / show a model. 
claus
parents:
diff changeset
    65
    Previously, all of this functionality used to be in the old View class, but has been
claus
parents:
diff changeset
    66
    separated into this new SimpleView (which does not know about models) and the new View, which
claus
parents:
diff changeset
    67
    does so.
claus
parents:
diff changeset
    68
    Instances of SimpleView are seldom used, most views in the system inherit 
claus
parents:
diff changeset
    69
    from this class. 
claus
parents:
diff changeset
    70
    However, sometimes a view is used to create a dummy view for framing 
claus
parents:
diff changeset
    71
    or layout purposes.
claus
parents:
diff changeset
    72
claus
parents:
diff changeset
    73
    Instance variables:
claus
parents:
diff changeset
    74
claus
parents:
diff changeset
    75
	superView               <View>                  my superview i.e. the view I am in
claus
parents:
diff changeset
    76
	subViews                <Collection>            the collection of subviews
claus
parents:
diff changeset
    77
	window                  <Rectangle>             my window i.e. local coordinate-system
claus
parents:
diff changeset
    78
	viewport                <Rectangle>             my Rectangle in superviews coordinates
claus
parents:
diff changeset
    79
	borderColor             <Color>                 color of border
claus
parents:
diff changeset
    80
	borderWidth             <Number>                borderWidth in pixels (device dep.)
claus
parents:
diff changeset
    81
	borderShape             <Form>                  shape of border (if device supports it)
claus
parents:
diff changeset
    82
	viewShape               <Form>                  shape of view (if device supports it)
claus
parents:
diff changeset
    83
	top                     <Number>                top coordinate in superview
claus
parents:
diff changeset
    84
	left                    <Number>                left coordinate in superview
claus
parents:
diff changeset
    85
	extendChanged           <Boolean>               true if extend changed during setup
claus
parents:
diff changeset
    86
	originChanged           <Boolean>               true if origin changed during setup
claus
parents:
diff changeset
    87
	relativeOrigin          <Number>                relative origin in percent within superview
claus
parents:
diff changeset
    88
	relativeExtent          <Number>                relative extent in percent within superview
claus
parents:
diff changeset
    89
	originRule              <Block>                 rule to compute origin if superview changes size
claus
parents:
diff changeset
    90
	extentRule              <Block>                 rule to compute extent if superview changes size
claus
parents:
diff changeset
    91
	shown                   <Boolean>               true if visible (false if iconified, unmapped or covered)
claus
parents:
diff changeset
    92
	hidden                  <Boolean>               dont show automatically when superview is realized
claus
parents:
diff changeset
    93
	name                    <String>                my name (future use for resources)
claus
parents:
diff changeset
    94
	level                   <Number>                3D level relative to superview
claus
parents:
diff changeset
    95
	margin                  <Number>                convenient margin
claus
parents:
diff changeset
    96
	innerClipRect           <Rectangle>             convenient inner clip (minus margin)
claus
parents:
diff changeset
    97
	shadowColor             <Color>                 color used to draw 3D shadowed edges
claus
parents:
diff changeset
    98
	lightColor              <Color>                 color used to draw 3D lighted edges
claus
parents:
diff changeset
    99
	bitGravity              <nil | Symbol>          gravity of contents (if device supports it)
claus
parents:
diff changeset
   100
	viewGravity             <nil | Symbol>          gravity of view (if device supports it)
claus
parents:
diff changeset
   101
	controller              <nil | Controller>      the controller (if any)
claus
parents:
diff changeset
   102
claus
parents:
diff changeset
   103
claus
parents:
diff changeset
   104
    Class variables:
claus
parents:
diff changeset
   105
claus
parents:
diff changeset
   106
	Grey                    <Color>                 the color grey - its used so often
claus
parents:
diff changeset
   107
	ViewSpacing             <Number>                prefered spacing between views; 1mm
claus
parents:
diff changeset
   108
claus
parents:
diff changeset
   109
	CentPoint               <Point>                 100 @ 100 - its used so often
claus
parents:
diff changeset
   110
claus
parents:
diff changeset
   111
	StyleSheet              <ResourcePack>          contains all view-style specifics
claus
parents:
diff changeset
   112
claus
parents:
diff changeset
   113
claus
parents:
diff changeset
   114
    styleSheet parameters:
claus
parents:
diff changeset
   115
claus
parents:
diff changeset
   116
	popupShadow             <Boolean>               if true, popupViews show a shadow below
claus
parents:
diff changeset
   117
	popupLevel              <nil | Integer>         3D level
claus
parents:
diff changeset
   118
	borderWidth             <nil | Integer>         borderWidth (ignored in 3D styles)
claus
parents:
diff changeset
   119
	borderColor             <nil | Color>           borderColor (ignored in 3D styles)
claus
parents:
diff changeset
   120
	viewBackground          <nil | Color>           views background
claus
parents:
diff changeset
   121
	shadowColor             <nil | Color>           color for shadow edges (ignored in 2D styles)
claus
parents:
diff changeset
   122
	lightColor              <nil | Color>           color for light edges (ignored in 2D styles)
claus
parents:
diff changeset
   123
	font                    <nil | Font>            font to use
claus
parents:
diff changeset
   124
claus
parents:
diff changeset
   125
claus
parents:
diff changeset
   126
    TODO:
claus
parents:
diff changeset
   127
	get rid of relativeOrigin, relativeCorner, originRule, extentRule,
claus
parents:
diff changeset
   128
	and insets; replace by a single object which defines the size
claus
parents:
diff changeset
   129
	(mhmh - ST-80 seems to call this LayoutFrame ?)
claus
parents:
diff changeset
   130
	-> be prepared for a change here in the near future and ONLY use
claus
parents:
diff changeset
   131
	   access methods to those instance variables
claus
parents:
diff changeset
   132
claus
parents:
diff changeset
   133
	add components (could also call them gadgets or lightweight views)
claus
parents:
diff changeset
   134
	- views are expensive in terms of X resources. This would make all
claus
parents:
diff changeset
   135
	framing/edge and panel helper views become cheap ST objects, instead
claus
parents:
diff changeset
   136
	of views.
claus
parents:
diff changeset
   137
"
claus
parents:
diff changeset
   138
! !
claus
parents:
diff changeset
   139
claus
parents:
diff changeset
   140
!SimpleView class methodsFor:'initialization'!
claus
parents:
diff changeset
   141
claus
parents:
diff changeset
   142
initialize
claus
parents:
diff changeset
   143
    DefaultStyle isNil ifTrue:[
claus
parents:
diff changeset
   144
	Font initialize.
claus
parents:
diff changeset
   145
	Form initialize.
claus
parents:
diff changeset
   146
	Color initialize.
claus
parents:
diff changeset
   147
claus
parents:
diff changeset
   148
	Display notNil ifTrue:[
claus
parents:
diff changeset
   149
	    self defaultStyle:#normal.
claus
parents:
diff changeset
   150
	].
claus
parents:
diff changeset
   151
claus
parents:
diff changeset
   152
"/    self updateStyleCache.
claus
parents:
diff changeset
   153
	self == SimpleView ifTrue:[
claus
parents:
diff changeset
   154
	    Smalltalk addDependent:self   "/ to get language changes
claus
parents:
diff changeset
   155
	]
claus
parents:
diff changeset
   156
    ]
claus
parents:
diff changeset
   157
!
claus
parents:
diff changeset
   158
claus
parents:
diff changeset
   159
postAutoload
claus
parents:
diff changeset
   160
    self updateStyleCache.
claus
parents:
diff changeset
   161
! !
claus
parents:
diff changeset
   162
claus
parents:
diff changeset
   163
!SimpleView class methodsFor:'change & update'!
claus
parents:
diff changeset
   164
claus
parents:
diff changeset
   165
update:something
claus
parents:
diff changeset
   166
    something == #Language ifTrue:[
claus
parents:
diff changeset
   167
	"flush resources on language changes"
claus
parents:
diff changeset
   168
	self flushAllClassResources
claus
parents:
diff changeset
   169
    ]
claus
parents:
diff changeset
   170
! !
claus
parents:
diff changeset
   171
claus
parents:
diff changeset
   172
!SimpleView class methodsFor:'instance creation'!
claus
parents:
diff changeset
   173
claus
parents:
diff changeset
   174
onSameDeviceAs:anotherView
claus
parents:
diff changeset
   175
    "create a view on the same device as anotherView.
claus
parents:
diff changeset
   176
     Used with popUpMenus, which should be created on the device of
claus
parents:
diff changeset
   177
     its masterView."
claus
parents:
diff changeset
   178
claus
parents:
diff changeset
   179
    |device|
claus
parents:
diff changeset
   180
claus
parents:
diff changeset
   181
    anotherView notNil ifTrue:[
claus
parents:
diff changeset
   182
	device := anotherView device.
claus
parents:
diff changeset
   183
    ] ifFalse:[
claus
parents:
diff changeset
   184
	device := Display.
claus
parents:
diff changeset
   185
    ].
claus
parents:
diff changeset
   186
    ^ self onDevice:device
claus
parents:
diff changeset
   187
!
claus
parents:
diff changeset
   188
claus
parents:
diff changeset
   189
in:aView
claus
parents:
diff changeset
   190
    "return a new view as a subview of aView.
claus
parents:
diff changeset
   191
     If aView is nil, it is left unspecified, in which superview
claus
parents:
diff changeset
   192
     the new view will be placed. The view can later be assigned
claus
parents:
diff changeset
   193
     by adding it to the superview via #addSubView:.
claus
parents:
diff changeset
   194
     If realized and no superview has ever been set, it will come
claus
parents:
diff changeset
   195
     up as a topview."
claus
parents:
diff changeset
   196
claus
parents:
diff changeset
   197
    |newView|
claus
parents:
diff changeset
   198
claus
parents:
diff changeset
   199
    newView := self basicNew.
claus
parents:
diff changeset
   200
    aView notNil ifTrue:[
claus
parents:
diff changeset
   201
	newView device:(aView device).
claus
parents:
diff changeset
   202
	newView superView:aView.
claus
parents:
diff changeset
   203
    ] ifFalse:[
claus
parents:
diff changeset
   204
	newView device:Display
claus
parents:
diff changeset
   205
    ].
claus
parents:
diff changeset
   206
    newView initialize.
claus
parents:
diff changeset
   207
    aView notNil ifTrue:[aView addSubView:newView].
claus
parents:
diff changeset
   208
    ^ newView
claus
parents:
diff changeset
   209
!
claus
parents:
diff changeset
   210
claus
parents:
diff changeset
   211
on:aModel
claus
parents:
diff changeset
   212
    "create a new drawable on aModel"
claus
parents:
diff changeset
   213
claus
parents:
diff changeset
   214
    "although this one does not know about models,
claus
parents:
diff changeset
   215
     it can still send the model-assign message. This was done
claus
parents:
diff changeset
   216
     to catch obsolete calls to on:aDevice.
claus
parents:
diff changeset
   217
    "
claus
parents:
diff changeset
   218
    ^ self new model:aModel.
claus
parents:
diff changeset
   219
!
claus
parents:
diff changeset
   220
claus
parents:
diff changeset
   221
label:label in:aView
claus
parents:
diff changeset
   222
    "create a new view as subview of aView with given label"
claus
parents:
diff changeset
   223
claus
parents:
diff changeset
   224
    ^ self origin:nil extent:nil borderWidth:nil
claus
parents:
diff changeset
   225
		      font:nil label:label in:aView
claus
parents:
diff changeset
   226
!
claus
parents:
diff changeset
   227
claus
parents:
diff changeset
   228
extent:extent in:aView
claus
parents:
diff changeset
   229
    "create a new view as a subview of aView with given extent"
claus
parents:
diff changeset
   230
claus
parents:
diff changeset
   231
    ^ self origin:nil extent:extent borderWidth:nil
claus
parents:
diff changeset
   232
		      font:nil label:nil in:aView
claus
parents:
diff changeset
   233
!
claus
parents:
diff changeset
   234
claus
parents:
diff changeset
   235
origin:origin in:aView
claus
parents:
diff changeset
   236
    "create a new view as a subview of aView with given origin"
claus
parents:
diff changeset
   237
claus
parents:
diff changeset
   238
    ^ self origin:origin extent:nil borderWidth:nil
claus
parents:
diff changeset
   239
			 font:nil label:nil in:aView
claus
parents:
diff changeset
   240
!
claus
parents:
diff changeset
   241
claus
parents:
diff changeset
   242
extent:extent
claus
parents:
diff changeset
   243
    "create a new view with given extent"
claus
parents:
diff changeset
   244
claus
parents:
diff changeset
   245
    ^ self origin:nil extent:extent borderWidth:nil
claus
parents:
diff changeset
   246
		      font:nil label:nil in:nil
claus
parents:
diff changeset
   247
!
claus
parents:
diff changeset
   248
claus
parents:
diff changeset
   249
origin:origin extent:extent in:aView
claus
parents:
diff changeset
   250
    "create a new view as a subview of aView with given origin and extent"
claus
parents:
diff changeset
   251
claus
parents:
diff changeset
   252
    ^ self origin:origin extent:extent borderWidth:nil
claus
parents:
diff changeset
   253
			 font:nil label:nil in:aView
claus
parents:
diff changeset
   254
!
claus
parents:
diff changeset
   255
claus
parents:
diff changeset
   256
origin:origin extent:extent
claus
parents:
diff changeset
   257
    "create a new view with given origin and extent"
claus
parents:
diff changeset
   258
claus
parents:
diff changeset
   259
    ^ self origin:origin extent:extent borderWidth:nil
claus
parents:
diff changeset
   260
			 font:nil label:nil in:nil
claus
parents:
diff changeset
   261
!
claus
parents:
diff changeset
   262
claus
parents:
diff changeset
   263
origin:origin extent:extent borderWidth:bw in:aView
claus
parents:
diff changeset
   264
    "create a new view as a subview of aView with given origin, extent
claus
parents:
diff changeset
   265
     and borderWidth"
claus
parents:
diff changeset
   266
claus
parents:
diff changeset
   267
    ^ self origin:origin extent:extent borderWidth:bw
claus
parents:
diff changeset
   268
			 font:nil label:nil in:aView
claus
parents:
diff changeset
   269
!
claus
parents:
diff changeset
   270
claus
parents:
diff changeset
   271
origin:anOrigin extent:anExtent borderWidth:bw font:aFont label:aLabel in:aView
claus
parents:
diff changeset
   272
    |newView|
claus
parents:
diff changeset
   273
claus
parents:
diff changeset
   274
    aView notNil ifTrue:[
claus
parents:
diff changeset
   275
	newView := self basicNew.
claus
parents:
diff changeset
   276
	newView device:(aView device).
claus
parents:
diff changeset
   277
	aView addSubView:newView.
claus
parents:
diff changeset
   278
	newView initialize
claus
parents:
diff changeset
   279
    ] ifFalse:[
claus
parents:
diff changeset
   280
	newView := self onDevice:Display
claus
parents:
diff changeset
   281
    ].
claus
parents:
diff changeset
   282
    bw notNil ifTrue:[newView borderWidth:bw].
claus
parents:
diff changeset
   283
    anExtent notNil ifTrue:[newView extent:anExtent].
claus
parents:
diff changeset
   284
    anOrigin notNil ifTrue:[newView origin:anOrigin].
claus
parents:
diff changeset
   285
    aFont notNil ifTrue:[newView font:aFont].
claus
parents:
diff changeset
   286
    aLabel notNil ifTrue:[newView label:aLabel].
claus
parents:
diff changeset
   287
    ^ newView
claus
parents:
diff changeset
   288
!
claus
parents:
diff changeset
   289
claus
parents:
diff changeset
   290
origin:anOrigin corner:aCorner borderWidth:bw font:aFont label:aLabel in:aView
claus
parents:
diff changeset
   291
    |newView|
claus
parents:
diff changeset
   292
claus
parents:
diff changeset
   293
    aView notNil ifTrue:[
claus
parents:
diff changeset
   294
	newView := self basicNew.
claus
parents:
diff changeset
   295
	newView device:(aView device).
claus
parents:
diff changeset
   296
	aView addSubView:newView.
claus
parents:
diff changeset
   297
	newView initialize
claus
parents:
diff changeset
   298
    ] ifFalse:[
claus
parents:
diff changeset
   299
	newView := self onDevice:Display
claus
parents:
diff changeset
   300
    ].
claus
parents:
diff changeset
   301
    bw notNil ifTrue:[newView borderWidth:bw].
claus
parents:
diff changeset
   302
    anOrigin notNil ifTrue:[newView origin:anOrigin].
claus
parents:
diff changeset
   303
    aCorner notNil ifTrue:[newView corner:aCorner].
claus
parents:
diff changeset
   304
    aFont notNil ifTrue:[newView font:aFont].
claus
parents:
diff changeset
   305
    aLabel notNil ifTrue:[newView label:aLabel].
claus
parents:
diff changeset
   306
    ^ newView
claus
parents:
diff changeset
   307
!
claus
parents:
diff changeset
   308
claus
parents:
diff changeset
   309
origin:origin corner:corner in:aView
claus
parents:
diff changeset
   310
    "create a new view as a subview of aView with given origin and extent"
claus
parents:
diff changeset
   311
claus
parents:
diff changeset
   312
    ^ self origin:origin corner:corner borderWidth:nil
claus
parents:
diff changeset
   313
			 font:nil label:nil in:aView
claus
parents:
diff changeset
   314
!
claus
parents:
diff changeset
   315
claus
parents:
diff changeset
   316
origin:origin extent:extent borderWidth:bw
claus
parents:
diff changeset
   317
    "create a new view with given origin, extent and borderWidth"
claus
parents:
diff changeset
   318
claus
parents:
diff changeset
   319
    ^ self origin:origin extent:extent borderWidth:bw
claus
parents:
diff changeset
   320
			 font:nil label:nil in:nil
claus
parents:
diff changeset
   321
!
claus
parents:
diff changeset
   322
claus
parents:
diff changeset
   323
label:label
claus
parents:
diff changeset
   324
    "create a new view with given label"
claus
parents:
diff changeset
   325
claus
parents:
diff changeset
   326
    ^ self origin:nil extent:nil borderWidth:nil
claus
parents:
diff changeset
   327
		      font:nil label:label in:nil
claus
parents:
diff changeset
   328
!
claus
parents:
diff changeset
   329
claus
parents:
diff changeset
   330
origin:anOrigin extent:anExtent
claus
parents:
diff changeset
   331
		label:aLabel icon:aForm
claus
parents:
diff changeset
   332
		minExtent:minExtent maxExtent:maxExtent
claus
parents:
diff changeset
   333
    |newView|
claus
parents:
diff changeset
   334
claus
parents:
diff changeset
   335
    newView := self onDevice:Display.
claus
parents:
diff changeset
   336
    anOrigin notNil ifTrue:[newView origin:anOrigin].
claus
parents:
diff changeset
   337
    anExtent notNil ifTrue:[newView extent:anExtent].
claus
parents:
diff changeset
   338
    aLabel notNil ifTrue:[newView label:aLabel].
claus
parents:
diff changeset
   339
    aForm notNil ifTrue:[newView icon:aForm].
claus
parents:
diff changeset
   340
    minExtent notNil ifTrue:[newView minExtent:minExtent].
claus
parents:
diff changeset
   341
    maxExtent notNil ifTrue:[newView maxExtent:maxExtent].
claus
parents:
diff changeset
   342
    ^ newView
claus
parents:
diff changeset
   343
!
claus
parents:
diff changeset
   344
claus
parents:
diff changeset
   345
extent:extent label:label
claus
parents:
diff changeset
   346
    "create a new view with given extent and label"
claus
parents:
diff changeset
   347
claus
parents:
diff changeset
   348
    ^ self origin:nil extent:extent borderWidth:nil
claus
parents:
diff changeset
   349
		      font:nil label:label in:nil
claus
parents:
diff changeset
   350
!
claus
parents:
diff changeset
   351
claus
parents:
diff changeset
   352
origin:origin extent:extent label:label
claus
parents:
diff changeset
   353
    "create a new view with given origin, extent and label"
claus
parents:
diff changeset
   354
claus
parents:
diff changeset
   355
    ^ self origin:origin extent:extent borderWidth:nil
claus
parents:
diff changeset
   356
			 font:nil label:label in:nil
claus
parents:
diff changeset
   357
!
claus
parents:
diff changeset
   358
claus
parents:
diff changeset
   359
origin:origin extent:extent font:aFont label:label
claus
parents:
diff changeset
   360
    ^ self origin:origin extent:extent borderWidth:nil
claus
parents:
diff changeset
   361
			 font:nil label:label in:nil
claus
parents:
diff changeset
   362
!
claus
parents:
diff changeset
   363
claus
parents:
diff changeset
   364
origin:origin extent:extent font:aFont label:label in:aView
claus
parents:
diff changeset
   365
    ^ self origin:origin extent:extent borderWidth:nil
claus
parents:
diff changeset
   366
			 font:aFont label:label in:aView
claus
parents:
diff changeset
   367
!
claus
parents:
diff changeset
   368
claus
parents:
diff changeset
   369
origin:origin corner:corner borderWidth:bw in:aView
claus
parents:
diff changeset
   370
    "create a new view as a subview of aView with given origin and extent"
claus
parents:
diff changeset
   371
claus
parents:
diff changeset
   372
    ^ self origin:origin corner:corner borderWidth:bw
claus
parents:
diff changeset
   373
			 font:nil label:nil in:aView
claus
parents:
diff changeset
   374
!
claus
parents:
diff changeset
   375
claus
parents:
diff changeset
   376
origin:origin corner:corner 
claus
parents:
diff changeset
   377
    "create a new view with given origin and extent"
claus
parents:
diff changeset
   378
claus
parents:
diff changeset
   379
    ^ self origin:origin corner:corner borderWidth:nil
claus
parents:
diff changeset
   380
			 font:nil label:nil in:nil
claus
parents:
diff changeset
   381
! !
claus
parents:
diff changeset
   382
claus
parents:
diff changeset
   383
!SimpleView class methodsFor:'resources'!
claus
parents:
diff changeset
   384
claus
parents:
diff changeset
   385
classResources
claus
parents:
diff changeset
   386
    "if not already loaded, get the classes resourcePack
claus
parents:
diff changeset
   387
     and return it"
claus
parents:
diff changeset
   388
claus
parents:
diff changeset
   389
    ClassResources isNil ifTrue:[
claus
parents:
diff changeset
   390
	ClassResources := ResourcePack for:self.
claus
parents:
diff changeset
   391
    ].
claus
parents:
diff changeset
   392
    ^ ClassResources
claus
parents:
diff changeset
   393
!
claus
parents:
diff changeset
   394
claus
parents:
diff changeset
   395
classResources:aResourcePack
claus
parents:
diff changeset
   396
    "allow setting of the classResources"
claus
parents:
diff changeset
   397
claus
parents:
diff changeset
   398
    ClassResources := aResourcePack
claus
parents:
diff changeset
   399
!
claus
parents:
diff changeset
   400
claus
parents:
diff changeset
   401
flushAllClassResources
claus
parents:
diff changeset
   402
    "flush all classes resource translations.
claus
parents:
diff changeset
   403
     Needed after a resource file has changed."
claus
parents:
diff changeset
   404
claus
parents:
diff changeset
   405
    ResourcePack flushCachedResourcePacks.
claus
parents:
diff changeset
   406
    self flushClassResources.
claus
parents:
diff changeset
   407
    self allSubclassesDo:[:aClass |
claus
parents:
diff changeset
   408
	aClass flushClassResources.
claus
parents:
diff changeset
   409
    ]
claus
parents:
diff changeset
   410
claus
parents:
diff changeset
   411
    "
claus
parents:
diff changeset
   412
     View flushAllClassResources
claus
parents:
diff changeset
   413
    "
claus
parents:
diff changeset
   414
    "to change the language:
claus
parents:
diff changeset
   415
	Language := #english.
claus
parents:
diff changeset
   416
	Smalltalk changed:#Language.
claus
parents:
diff changeset
   417
	View flushAllClassResources
claus
parents:
diff changeset
   418
     or:
claus
parents:
diff changeset
   419
	Language := #german.
claus
parents:
diff changeset
   420
	Smalltalk changed:#Language.
claus
parents:
diff changeset
   421
	View flushAllClassResources
claus
parents:
diff changeset
   422
    "     
claus
parents:
diff changeset
   423
!
claus
parents:
diff changeset
   424
claus
parents:
diff changeset
   425
flushClassResources
claus
parents:
diff changeset
   426
    "flush classes resource string translations.
claus
parents:
diff changeset
   427
     Needed whenever a resource file or language has changed"
claus
parents:
diff changeset
   428
claus
parents:
diff changeset
   429
    ClassResources := nil.
claus
parents:
diff changeset
   430
!
claus
parents:
diff changeset
   431
claus
parents:
diff changeset
   432
updateClassResources
claus
parents:
diff changeset
   433
    "flush classes resource string translations and reload them.
claus
parents:
diff changeset
   434
     Needed whenever a resource file or language has changed"
claus
parents:
diff changeset
   435
claus
parents:
diff changeset
   436
    ClassResources := nil.
claus
parents:
diff changeset
   437
    self classResources
claus
parents:
diff changeset
   438
! !
claus
parents:
diff changeset
   439
claus
parents:
diff changeset
   440
!SimpleView class methodsFor:'defaults'!
claus
parents:
diff changeset
   441
claus
parents:
diff changeset
   442
viewSpacing
claus
parents:
diff changeset
   443
    "return a convenient number of pixels used to separate views (usually 1mm).
claus
parents:
diff changeset
   444
     Having this value here at a common place makes certain that all views
claus
parents:
diff changeset
   445
     get a common look"
claus
parents:
diff changeset
   446
claus
parents:
diff changeset
   447
    ^ ViewSpacing
claus
parents:
diff changeset
   448
!
claus
parents:
diff changeset
   449
claus
parents:
diff changeset
   450
defaultExtent
claus
parents:
diff changeset
   451
    "define the default extent"
claus
parents:
diff changeset
   452
claus
parents:
diff changeset
   453
    CentPoint isNil ifTrue:[CentPoint := 100 @ 100].
claus
parents:
diff changeset
   454
    ^ CentPoint
claus
parents:
diff changeset
   455
!
claus
parents:
diff changeset
   456
claus
parents:
diff changeset
   457
defaultFont
claus
parents:
diff changeset
   458
    ^ DefaultFont notNil ifTrue:[DefaultFont] ifFalse:[super defaultFont]
claus
parents:
diff changeset
   459
!
claus
parents:
diff changeset
   460
claus
parents:
diff changeset
   461
defaultStyle
claus
parents:
diff changeset
   462
    "return the default view style"
claus
parents:
diff changeset
   463
claus
parents:
diff changeset
   464
    ^ DefaultStyle
claus
parents:
diff changeset
   465
claus
parents:
diff changeset
   466
    "
claus
parents:
diff changeset
   467
     View defaultStyle
claus
parents:
diff changeset
   468
    "
claus
parents:
diff changeset
   469
!
claus
parents:
diff changeset
   470
claus
parents:
diff changeset
   471
defaultStyle:aStyle
claus
parents:
diff changeset
   472
    "set the view style for new views"
claus
parents:
diff changeset
   473
claus
parents:
diff changeset
   474
    aStyle ~~ DefaultStyle ifTrue:[
claus
parents:
diff changeset
   475
	DefaultStyle := aStyle.
claus
parents:
diff changeset
   476
	self updateAllStyleCaches.
claus
parents:
diff changeset
   477
    ]
claus
parents:
diff changeset
   478
claus
parents:
diff changeset
   479
    "
claus
parents:
diff changeset
   480
     View defaultStyle:#next. SystemBrowser start
claus
parents:
diff changeset
   481
     View defaultStyle:#motif. SystemBrowser start
claus
parents:
diff changeset
   482
     View defaultStyle:#iris. SystemBrowser start
claus
parents:
diff changeset
   483
     View defaultStyle:#st80. SystemBrowser start
claus
parents:
diff changeset
   484
     View defaultStyle:#normal. SystemBrowser start
claus
parents:
diff changeset
   485
    "
claus
parents:
diff changeset
   486
!
claus
parents:
diff changeset
   487
claus
parents:
diff changeset
   488
updateAllStyleCaches
claus
parents:
diff changeset
   489
    "reload all style caches in all view classes.
claus
parents:
diff changeset
   490
     Needed after a style change or when a style file has been changed"
claus
parents:
diff changeset
   491
claus
parents:
diff changeset
   492
    StyleSheet := ViewStyle fromFile:(DefaultStyle , '.style').
claus
parents:
diff changeset
   493
    StyleSheet fileReadFailed ifTrue:[
claus
parents:
diff changeset
   494
	('***** WARNING: no styleSheet for ' , DefaultStyle , '-style.') errorPrintNL.
claus
parents:
diff changeset
   495
	DefaultStyle := #normal.
claus
parents:
diff changeset
   496
	StyleSheet := ViewStyle fromFile:(DefaultStyle , '.style').
claus
parents:
diff changeset
   497
	StyleSheet fileReadFailed  ifTrue:[
claus
parents:
diff changeset
   498
	    '***** FATAL: not even a styleSheet for normal-style.' errorPrintNL.
claus
parents:
diff changeset
   499
	    Smalltalk exit
claus
parents:
diff changeset
   500
	]
claus
parents:
diff changeset
   501
    ].
claus
parents:
diff changeset
   502
claus
parents:
diff changeset
   503
    "
claus
parents:
diff changeset
   504
     tell all view classes to flush any
claus
parents:
diff changeset
   505
     cached style-data
claus
parents:
diff changeset
   506
    "
claus
parents:
diff changeset
   507
    self changed:#style.
claus
parents:
diff changeset
   508
    self updateStyleCache.
claus
parents:
diff changeset
   509
    self allSubclassesDo:[:aClass |
claus
parents:
diff changeset
   510
	(aClass class implements:#updateStyleCache) ifTrue:[aClass updateStyleCache].
claus
parents:
diff changeset
   511
    ]
claus
parents:
diff changeset
   512
claus
parents:
diff changeset
   513
    "
claus
parents:
diff changeset
   514
     View updateAllStyleCaches
claus
parents:
diff changeset
   515
    "
claus
parents:
diff changeset
   516
!
claus
parents:
diff changeset
   517
claus
parents:
diff changeset
   518
updateStyleCache
claus
parents:
diff changeset
   519
    "this method gets some heavily used style stuff and keeps
claus
parents:
diff changeset
   520
     it in class-variables for faster access.
claus
parents:
diff changeset
   521
     Subclasses should redefine this to load any cached style-values
claus
parents:
diff changeset
   522
     into faster class variables as well. These should NOT do a 
claus
parents:
diff changeset
   523
     super updateStyleCache, since this method is called for all view-classes
claus
parents:
diff changeset
   524
     anyway."
claus
parents:
diff changeset
   525
claus
parents:
diff changeset
   526
    |bgGrey|
claus
parents:
diff changeset
   527
claus
parents:
diff changeset
   528
    "
claus
parents:
diff changeset
   529
     when coming here the first time, we read the styleSheet
claus
parents:
diff changeset
   530
     and keep the values in fast class variables
claus
parents:
diff changeset
   531
    "
claus
parents:
diff changeset
   532
    StyleSheet isNil ifTrue:[
claus
parents:
diff changeset
   533
	DefaultStyle := #normal.
claus
parents:
diff changeset
   534
	StyleSheet := ViewStyle fromFile:'normal.style'.
claus
parents:
diff changeset
   535
    ].
claus
parents:
diff changeset
   536
claus
parents:
diff changeset
   537
    Grey := StyleSheet viewGrey.
claus
parents:
diff changeset
   538
    Grey isNil ifTrue:[
claus
parents:
diff changeset
   539
	Grey := Color grey
claus
parents:
diff changeset
   540
    ].
claus
parents:
diff changeset
   541
    Grey := Grey on:Display.
claus
parents:
diff changeset
   542
claus
parents:
diff changeset
   543
    Display hasGreyscales ifTrue:[
claus
parents:
diff changeset
   544
	bgGrey := Grey
claus
parents:
diff changeset
   545
    ] ifFalse:[
claus
parents:
diff changeset
   546
	bgGrey := White on:Display 
claus
parents:
diff changeset
   547
    ].
claus
parents:
diff changeset
   548
claus
parents:
diff changeset
   549
    ViewSpacing := StyleSheet at:'viewSpacing'.
claus
parents:
diff changeset
   550
    ViewSpacing isNil ifTrue:[
claus
parents:
diff changeset
   551
	ViewSpacing := Display verticalPixelPerMillimeter rounded.
claus
parents:
diff changeset
   552
    ].
claus
parents:
diff changeset
   553
claus
parents:
diff changeset
   554
    DefaultBorderWidth := StyleSheet at:'borderWidth' default:0.
claus
parents:
diff changeset
   555
    DefaultBorderColor := StyleSheet colorAt:'borderColor' default:Black.
claus
parents:
diff changeset
   556
    DefaultViewBackgroundColor := StyleSheet colorAt:'viewBackground' default:bgGrey.
claus
parents:
diff changeset
   557
    DefaultShadowColor := StyleSheet colorAt:'shadowColor'.
claus
parents:
diff changeset
   558
    DefaultLightColor := StyleSheet colorAt:'lightColor'.
claus
parents:
diff changeset
   559
    DefaultFocusColor := StyleSheet colorAt:'focusColor' default:Color red.
claus
parents:
diff changeset
   560
    DefaultFocusBorderWidth := StyleSheet at:'focusBorderWidth' default:2.
claus
parents:
diff changeset
   561
claus
parents:
diff changeset
   562
    DefaultFont := StyleSheet at:'font'.
claus
parents:
diff changeset
   563
    DefaultFont isNil ifTrue:[
claus
parents:
diff changeset
   564
	DefaultFont := Font family:'courier' face:'medium' style:'roman' size:12.
claus
parents:
diff changeset
   565
    ].
claus
parents:
diff changeset
   566
claus
parents:
diff changeset
   567
    DefaultFont := DefaultFont on:Display.
claus
parents:
diff changeset
   568
claus
parents:
diff changeset
   569
    DefaultViewBackgroundColor isNil ifTrue:[
claus
parents:
diff changeset
   570
	'bad viewBackground in style - using white' errorPrintNL.
claus
parents:
diff changeset
   571
	DefaultViewBackgroundColor := White
claus
parents:
diff changeset
   572
    ].
claus
parents:
diff changeset
   573
!
claus
parents:
diff changeset
   574
claus
parents:
diff changeset
   575
styleSheet:aViewStyle
claus
parents:
diff changeset
   576
    "set the view style from a style-sheet"
claus
parents:
diff changeset
   577
claus
parents:
diff changeset
   578
    StyleSheet := aViewStyle.
claus
parents:
diff changeset
   579
    DefaultStyle := (StyleSheet at:'name' ifAbsent:'unknown') asSymbol.
claus
parents:
diff changeset
   580
    self updateAllStyleCaches.
claus
parents:
diff changeset
   581
! !
claus
parents:
diff changeset
   582
claus
parents:
diff changeset
   583
!SimpleView methodsFor:'accessing-dimensions'!
claus
parents:
diff changeset
   584
claus
parents:
diff changeset
   585
extent:extent
claus
parents:
diff changeset
   586
    "set the views extent; extent may be:
claus
parents:
diff changeset
   587
     a point where integer fields mean pixel-values
claus
parents:
diff changeset
   588
     and float values mean relative-to-superview;
claus
parents:
diff changeset
   589
     or a block returning a point"
claus
parents:
diff changeset
   590
claus
parents:
diff changeset
   591
    |w h pixelExtent e|
claus
parents:
diff changeset
   592
claus
parents:
diff changeset
   593
    extent isBlock ifTrue:[
claus
parents:
diff changeset
   594
	extentRule := extent.
claus
parents:
diff changeset
   595
	drawableId notNil ifTrue:[
claus
parents:
diff changeset
   596
	    pixelExtent := extent value
claus
parents:
diff changeset
   597
	] ifFalse:[
claus
parents:
diff changeset
   598
	    extentChanged := true
claus
parents:
diff changeset
   599
	]
claus
parents:
diff changeset
   600
    ] ifFalse:[
claus
parents:
diff changeset
   601
	w := extent x.
claus
parents:
diff changeset
   602
	h := extent y.
claus
parents:
diff changeset
   603
	w isNil ifTrue:[w := width].
claus
parents:
diff changeset
   604
	h isNil ifTrue:[h := height].
claus
parents:
diff changeset
   605
	e := w@h.
claus
parents:
diff changeset
   606
	((w isInteger not) or:[h isInteger not]) ifTrue:[
claus
parents:
diff changeset
   607
	    relativeExtent := e.
claus
parents:
diff changeset
   608
	    pixelExtent := self extentFromRelativeExtent.
claus
parents:
diff changeset
   609
	    pixelExtent isNil ifTrue:[
claus
parents:
diff changeset
   610
		extentChanged := true
claus
parents:
diff changeset
   611
	    ]
claus
parents:
diff changeset
   612
	] ifFalse:[
claus
parents:
diff changeset
   613
	    pixelExtent := e
claus
parents:
diff changeset
   614
	]
claus
parents:
diff changeset
   615
    ].
claus
parents:
diff changeset
   616
    pixelExtent notNil ifTrue:[
claus
parents:
diff changeset
   617
	self pixelExtent:pixelExtent
claus
parents:
diff changeset
   618
    ]
claus
parents:
diff changeset
   619
!
claus
parents:
diff changeset
   620
claus
parents:
diff changeset
   621
top
claus
parents:
diff changeset
   622
    "return the y position of the top border"
claus
parents:
diff changeset
   623
claus
parents:
diff changeset
   624
    ^ top
claus
parents:
diff changeset
   625
!
claus
parents:
diff changeset
   626
claus
parents:
diff changeset
   627
corner:corner 
claus
parents:
diff changeset
   628
    "set the views  corner;  corner may be:
claus
parents:
diff changeset
   629
     a point where integer fields mean pixel-values
claus
parents:
diff changeset
   630
     and float values mean relative-to-superview;
claus
parents:
diff changeset
   631
     or a block returning a point"
claus
parents:
diff changeset
   632
claus
parents:
diff changeset
   633
    |x y pixelCorner c|
claus
parents:
diff changeset
   634
claus
parents:
diff changeset
   635
    corner isBlock ifTrue:[
claus
parents:
diff changeset
   636
	cornerRule := corner.
claus
parents:
diff changeset
   637
	drawableId notNil ifTrue:[    
claus
parents:
diff changeset
   638
	    pixelCorner := corner value
claus
parents:
diff changeset
   639
	] ifFalse:[
claus
parents:
diff changeset
   640
	    extentChanged := true
claus
parents:
diff changeset
   641
	]
claus
parents:
diff changeset
   642
    ] ifFalse:[
claus
parents:
diff changeset
   643
	x := corner x.
claus
parents:
diff changeset
   644
	y := corner y.
claus
parents:
diff changeset
   645
	x isNil ifTrue:[x := self corner x].
claus
parents:
diff changeset
   646
	y isNil ifTrue:[y := self corner y].
claus
parents:
diff changeset
   647
	c := x @ y.
claus
parents:
diff changeset
   648
	((x isInteger not) or:[y isInteger not]) ifTrue:[
claus
parents:
diff changeset
   649
	    relativeCorner := c.
claus
parents:
diff changeset
   650
	    pixelCorner := self cornerFromRelativeCorner.
claus
parents:
diff changeset
   651
	    pixelCorner isNil ifTrue:[
claus
parents:
diff changeset
   652
		extentChanged := true
claus
parents:
diff changeset
   653
	    ]
claus
parents:
diff changeset
   654
	] ifFalse:[
claus
parents:
diff changeset
   655
	    pixelCorner := c
claus
parents:
diff changeset
   656
	]
claus
parents:
diff changeset
   657
    ].
claus
parents:
diff changeset
   658
claus
parents:
diff changeset
   659
    pixelCorner notNil ifTrue:[
claus
parents:
diff changeset
   660
	self pixelCorner:pixelCorner
claus
parents:
diff changeset
   661
    ]
claus
parents:
diff changeset
   662
!
claus
parents:
diff changeset
   663
claus
parents:
diff changeset
   664
origin:origin extent:extent
claus
parents:
diff changeset
   665
    "set both origin and extent"
claus
parents:
diff changeset
   666
claus
parents:
diff changeset
   667
    |newLeft newTop newWidth newHeight|
claus
parents:
diff changeset
   668
claus
parents:
diff changeset
   669
    "do it as one operation if possible"
claus
parents:
diff changeset
   670
claus
parents:
diff changeset
   671
    origin isBlock ifFalse:[
claus
parents:
diff changeset
   672
	extent isBlock ifFalse:[
claus
parents:
diff changeset
   673
	    newLeft := origin x.
claus
parents:
diff changeset
   674
	    (newLeft isMemberOf:Float) ifFalse:[
claus
parents:
diff changeset
   675
		newTop := origin y.
claus
parents:
diff changeset
   676
		(newTop isMemberOf:Float) ifFalse:[
claus
parents:
diff changeset
   677
		    newWidth := extent x.
claus
parents:
diff changeset
   678
		    (newWidth isMemberOf:Float) ifFalse:[
claus
parents:
diff changeset
   679
			newHeight := extent y.
claus
parents:
diff changeset
   680
			(newHeight isMemberOf:Float) ifFalse:[
claus
parents:
diff changeset
   681
			    self pixelOrigin:origin extent:extent
claus
parents:
diff changeset
   682
			]
claus
parents:
diff changeset
   683
		    ]
claus
parents:
diff changeset
   684
		]
claus
parents:
diff changeset
   685
	    ]
claus
parents:
diff changeset
   686
	]
claus
parents:
diff changeset
   687
    ].
claus
parents:
diff changeset
   688
    self extent:extent.
claus
parents:
diff changeset
   689
    self origin:origin
claus
parents:
diff changeset
   690
!
claus
parents:
diff changeset
   691
claus
parents:
diff changeset
   692
origin
claus
parents:
diff changeset
   693
    "return the origin (in pixels)"
claus
parents:
diff changeset
   694
claus
parents:
diff changeset
   695
    ^ left@top
claus
parents:
diff changeset
   696
!
claus
parents:
diff changeset
   697
claus
parents:
diff changeset
   698
innerWidth
claus
parents:
diff changeset
   699
    "return the width of the view minus any 3D-shadow-borders"
claus
parents:
diff changeset
   700
claus
parents:
diff changeset
   701
    (level == 0) ifTrue:[^ width].
claus
parents:
diff changeset
   702
    ^ width - (2 * margin)
claus
parents:
diff changeset
   703
!
claus
parents:
diff changeset
   704
claus
parents:
diff changeset
   705
origin:origin
claus
parents:
diff changeset
   706
    "set the views origin; origin may be:
claus
parents:
diff changeset
   707
     a point where integer fields mean pixel-values
claus
parents:
diff changeset
   708
     and float values mean relative-to-superview;
claus
parents:
diff changeset
   709
     or a block returning a point"
claus
parents:
diff changeset
   710
claus
parents:
diff changeset
   711
    |newLeft newTop pixelOrigin o|
claus
parents:
diff changeset
   712
claus
parents:
diff changeset
   713
    origin isBlock ifTrue:[
claus
parents:
diff changeset
   714
	originRule := origin.
claus
parents:
diff changeset
   715
	drawableId notNil ifTrue:[
claus
parents:
diff changeset
   716
	    pixelOrigin := origin value
claus
parents:
diff changeset
   717
	] ifFalse:[
claus
parents:
diff changeset
   718
	    originChanged := true
claus
parents:
diff changeset
   719
	]
claus
parents:
diff changeset
   720
    ] ifFalse:[
claus
parents:
diff changeset
   721
	o := origin.
claus
parents:
diff changeset
   722
	newLeft := origin x.
claus
parents:
diff changeset
   723
	newTop := origin y.
claus
parents:
diff changeset
   724
	newLeft isNil ifTrue:[newLeft := left].
claus
parents:
diff changeset
   725
	newTop isNil ifTrue:[newTop := top].
claus
parents:
diff changeset
   726
	o := newLeft @ newTop.
claus
parents:
diff changeset
   727
	((newLeft isInteger not) or:[newTop isInteger not]) ifTrue:[
claus
parents:
diff changeset
   728
	    relativeOrigin := o.
claus
parents:
diff changeset
   729
	    pixelOrigin := self originFromRelativeOrigin.
claus
parents:
diff changeset
   730
	    pixelOrigin isNil ifTrue:[
claus
parents:
diff changeset
   731
		originChanged := true
claus
parents:
diff changeset
   732
	    ]
claus
parents:
diff changeset
   733
	] ifFalse:[
claus
parents:
diff changeset
   734
	    pixelOrigin := o
claus
parents:
diff changeset
   735
	]
claus
parents:
diff changeset
   736
    ].
claus
parents:
diff changeset
   737
    pixelOrigin notNil ifTrue:[
claus
parents:
diff changeset
   738
	self pixelOrigin:pixelOrigin
claus
parents:
diff changeset
   739
    ].
claus
parents:
diff changeset
   740
!
claus
parents:
diff changeset
   741
claus
parents:
diff changeset
   742
height:aNumber
claus
parents:
diff changeset
   743
    "set the views height in pixels"
claus
parents:
diff changeset
   744
claus
parents:
diff changeset
   745
    self extent:(width @ aNumber)
claus
parents:
diff changeset
   746
!
claus
parents:
diff changeset
   747
claus
parents:
diff changeset
   748
sizeFixed:aBoolean
claus
parents:
diff changeset
   749
    "set/clear the fix-size attribute, if supported by concrete subclasses.
claus
parents:
diff changeset
   750
     Views which want to resize themselfes as appropriate to their contents
claus
parents:
diff changeset
   751
     should cease to do so and take their current size if sizeFixed is set to
claus
parents:
diff changeset
   752
     true. Currently, only supported by Labels.
claus
parents:
diff changeset
   753
     Added here to provide a common protocol for all views"
claus
parents:
diff changeset
   754
claus
parents:
diff changeset
   755
    ^ self
claus
parents:
diff changeset
   756
!
claus
parents:
diff changeset
   757
claus
parents:
diff changeset
   758
makeFullyVisible
claus
parents:
diff changeset
   759
    "make sure, that the view is fully visible by shifting it
claus
parents:
diff changeset
   760
     into the visible screen area if nescessary.
claus
parents:
diff changeset
   761
     This method will be moved to StandardSystemView ..."
claus
parents:
diff changeset
   762
claus
parents:
diff changeset
   763
    ((top + height) > (device height)) ifTrue:[
claus
parents:
diff changeset
   764
	self top:(device height - height)
claus
parents:
diff changeset
   765
    ].
claus
parents:
diff changeset
   766
    ((left + width) > (device width)) ifTrue:[
claus
parents:
diff changeset
   767
	self left:(device width - width)
claus
parents:
diff changeset
   768
    ].
claus
parents:
diff changeset
   769
    (top < 0) ifTrue:[
claus
parents:
diff changeset
   770
	self top:0
claus
parents:
diff changeset
   771
    ].
claus
parents:
diff changeset
   772
    (left < 0) ifTrue:[
claus
parents:
diff changeset
   773
	self left:0
claus
parents:
diff changeset
   774
    ].
claus
parents:
diff changeset
   775
!
claus
parents:
diff changeset
   776
claus
parents:
diff changeset
   777
origin:origin corner:corner 
claus
parents:
diff changeset
   778
    "set both origin and extent"
claus
parents:
diff changeset
   779
claus
parents:
diff changeset
   780
    |newLeft newTop newRight newBot|
claus
parents:
diff changeset
   781
claus
parents:
diff changeset
   782
    "do it as one operation if possible"
claus
parents:
diff changeset
   783
claus
parents:
diff changeset
   784
    origin isBlock ifFalse:[
claus
parents:
diff changeset
   785
	corner isBlock ifFalse:[
claus
parents:
diff changeset
   786
	    newLeft := origin x.
claus
parents:
diff changeset
   787
	    (newLeft isMemberOf:Float) ifFalse:[
claus
parents:
diff changeset
   788
		newTop := origin y.
claus
parents:
diff changeset
   789
		(newTop isMemberOf:Float) ifFalse:[
claus
parents:
diff changeset
   790
		    newRight := corner x.
claus
parents:
diff changeset
   791
		    (newRight isMemberOf:Float) ifFalse:[
claus
parents:
diff changeset
   792
			newBot := corner y.
claus
parents:
diff changeset
   793
			(newBot isMemberOf:Float) ifFalse:[
claus
parents:
diff changeset
   794
			    self pixelOrigin:origin corner:corner 
claus
parents:
diff changeset
   795
			]
claus
parents:
diff changeset
   796
		    ]
claus
parents:
diff changeset
   797
		]
claus
parents:
diff changeset
   798
	    ]
claus
parents:
diff changeset
   799
	]
claus
parents:
diff changeset
   800
    ].
claus
parents:
diff changeset
   801
    self origin:origin.
claus
parents:
diff changeset
   802
    self corner:corner 
claus
parents:
diff changeset
   803
!
claus
parents:
diff changeset
   804
claus
parents:
diff changeset
   805
relativeCorner
claus
parents:
diff changeset
   806
    "return the relative corner or nil"
claus
parents:
diff changeset
   807
claus
parents:
diff changeset
   808
    ^ relativeCorner
claus
parents:
diff changeset
   809
!
claus
parents:
diff changeset
   810
claus
parents:
diff changeset
   811
width:aNumber
claus
parents:
diff changeset
   812
    "set the views width in pixels"
claus
parents:
diff changeset
   813
claus
parents:
diff changeset
   814
    self extent:(aNumber @ height)
claus
parents:
diff changeset
   815
!
claus
parents:
diff changeset
   816
claus
parents:
diff changeset
   817
left:aNumber
claus
parents:
diff changeset
   818
    "set the x position"
claus
parents:
diff changeset
   819
claus
parents:
diff changeset
   820
    self origin:(aNumber @ top)
claus
parents:
diff changeset
   821
!
claus
parents:
diff changeset
   822
claus
parents:
diff changeset
   823
top:aNumber
claus
parents:
diff changeset
   824
    "set the y position"
claus
parents:
diff changeset
   825
claus
parents:
diff changeset
   826
    self origin:(left @ aNumber)
claus
parents:
diff changeset
   827
!
claus
parents:
diff changeset
   828
claus
parents:
diff changeset
   829
rightInset
claus
parents:
diff changeset
   830
    "return the inset of the right edge; positive is to the left,
claus
parents:
diff changeset
   831
     negative to the right"
claus
parents:
diff changeset
   832
claus
parents:
diff changeset
   833
    insets isNil ifTrue:[^ 0].
claus
parents:
diff changeset
   834
    ^ insets at:3 
claus
parents:
diff changeset
   835
!
claus
parents:
diff changeset
   836
claus
parents:
diff changeset
   837
rightInset:aNumber
claus
parents:
diff changeset
   838
    "set the inset of the right edge; positive is to the left,
claus
parents:
diff changeset
   839
     negative to the right"
claus
parents:
diff changeset
   840
claus
parents:
diff changeset
   841
    insets isNil ifTrue:[
claus
parents:
diff changeset
   842
	insets := Array new:4 withAll:0.
claus
parents:
diff changeset
   843
    ].
claus
parents:
diff changeset
   844
    insets at:3 put:aNumber.
claus
parents:
diff changeset
   845
claus
parents:
diff changeset
   846
    "force recomputation"
claus
parents:
diff changeset
   847
    drawableId isNil ifTrue:[
claus
parents:
diff changeset
   848
	originChanged := true
claus
parents:
diff changeset
   849
    ] ifFalse:[
claus
parents:
diff changeset
   850
	self superViewChangedSize
claus
parents:
diff changeset
   851
    ]
claus
parents:
diff changeset
   852
!
claus
parents:
diff changeset
   853
claus
parents:
diff changeset
   854
leftInset
claus
parents:
diff changeset
   855
    "return the inset of the left edge; positive is to the right,
claus
parents:
diff changeset
   856
     negative to the left"
claus
parents:
diff changeset
   857
claus
parents:
diff changeset
   858
    insets isNil ifTrue:[^ 0].
claus
parents:
diff changeset
   859
    ^ insets at:1 
claus
parents:
diff changeset
   860
!
claus
parents:
diff changeset
   861
claus
parents:
diff changeset
   862
leftInset:aNumber
claus
parents:
diff changeset
   863
    "set the inset of the left edge; positive is to the right,
claus
parents:
diff changeset
   864
     negative to the left"
claus
parents:
diff changeset
   865
claus
parents:
diff changeset
   866
    insets isNil ifTrue:[
claus
parents:
diff changeset
   867
	insets := Array new:4 withAll:0.
claus
parents:
diff changeset
   868
    ].
claus
parents:
diff changeset
   869
    insets at:1 put:aNumber.
claus
parents:
diff changeset
   870
claus
parents:
diff changeset
   871
    "force recomputation"
claus
parents:
diff changeset
   872
    drawableId isNil ifTrue:[
claus
parents:
diff changeset
   873
	originChanged := true
claus
parents:
diff changeset
   874
    ] ifFalse:[
claus
parents:
diff changeset
   875
	self superViewChangedSize
claus
parents:
diff changeset
   876
    ]
claus
parents:
diff changeset
   877
!
claus
parents:
diff changeset
   878
claus
parents:
diff changeset
   879
topInset
claus
parents:
diff changeset
   880
    "return the inset of the top edge; positive is to the bottom,
claus
parents:
diff changeset
   881
     negative to the top"
claus
parents:
diff changeset
   882
claus
parents:
diff changeset
   883
    insets isNil ifTrue:[^ 0].
claus
parents:
diff changeset
   884
    ^ insets at:2 
claus
parents:
diff changeset
   885
!
claus
parents:
diff changeset
   886
claus
parents:
diff changeset
   887
topInset:aNumber
claus
parents:
diff changeset
   888
    "set the inset of the top edge; positive is to the bottom,
claus
parents:
diff changeset
   889
     negative to the top"
claus
parents:
diff changeset
   890
claus
parents:
diff changeset
   891
    insets isNil ifTrue:[
claus
parents:
diff changeset
   892
	insets := Array new:4 withAll:0.
claus
parents:
diff changeset
   893
    ].
claus
parents:
diff changeset
   894
    insets at:2 put:aNumber.
claus
parents:
diff changeset
   895
claus
parents:
diff changeset
   896
    "force recomputation"
claus
parents:
diff changeset
   897
    drawableId isNil ifTrue:[
claus
parents:
diff changeset
   898
	originChanged := true
claus
parents:
diff changeset
   899
    ] ifFalse:[
claus
parents:
diff changeset
   900
	self superViewChangedSize
claus
parents:
diff changeset
   901
    ]
claus
parents:
diff changeset
   902
!
claus
parents:
diff changeset
   903
claus
parents:
diff changeset
   904
bottomInset
claus
parents:
diff changeset
   905
    "return the inset of the bottom edge; positive is to the top,
claus
parents:
diff changeset
   906
     negative to the bottom"
claus
parents:
diff changeset
   907
claus
parents:
diff changeset
   908
    insets isNil ifTrue:[^ 0].
claus
parents:
diff changeset
   909
    ^ insets at:4
claus
parents:
diff changeset
   910
!
claus
parents:
diff changeset
   911
claus
parents:
diff changeset
   912
bottomInset:aNumber
claus
parents:
diff changeset
   913
    "set the inset of the bottom edge; positive is to the top,
claus
parents:
diff changeset
   914
     negative to the bottom"
claus
parents:
diff changeset
   915
claus
parents:
diff changeset
   916
    insets isNil ifTrue:[
claus
parents:
diff changeset
   917
	insets := Array new:4 withAll:0.
claus
parents:
diff changeset
   918
    ].
claus
parents:
diff changeset
   919
    insets at:4 put:aNumber.
claus
parents:
diff changeset
   920
claus
parents:
diff changeset
   921
    "force recomputation"
claus
parents:
diff changeset
   922
    drawableId isNil ifTrue:[
claus
parents:
diff changeset
   923
	originChanged := true
claus
parents:
diff changeset
   924
    ] ifFalse:[
claus
parents:
diff changeset
   925
	self superViewChangedSize
claus
parents:
diff changeset
   926
    ]
claus
parents:
diff changeset
   927
!
claus
parents:
diff changeset
   928
claus
parents:
diff changeset
   929
relativeOrigin
claus
parents:
diff changeset
   930
    "return the relative origin or nil"
claus
parents:
diff changeset
   931
claus
parents:
diff changeset
   932
    ^ relativeOrigin
claus
parents:
diff changeset
   933
!
claus
parents:
diff changeset
   934
claus
parents:
diff changeset
   935
right:aNumber
claus
parents:
diff changeset
   936
    "set the corners x position"
claus
parents:
diff changeset
   937
claus
parents:
diff changeset
   938
    self corner:(aNumber @ self corner y)
claus
parents:
diff changeset
   939
!
claus
parents:
diff changeset
   940
claus
parents:
diff changeset
   941
bottom:aNumber
claus
parents:
diff changeset
   942
    "set the corners y position"
claus
parents:
diff changeset
   943
claus
parents:
diff changeset
   944
    self corner:(self corner x @ aNumber)
claus
parents:
diff changeset
   945
!
claus
parents:
diff changeset
   946
claus
parents:
diff changeset
   947
corner
claus
parents:
diff changeset
   948
    "return the lower right corner-point"
claus
parents:
diff changeset
   949
claus
parents:
diff changeset
   950
    ^ (left + width - 1) @ (top + height - 1)
claus
parents:
diff changeset
   951
!
claus
parents:
diff changeset
   952
claus
parents:
diff changeset
   953
innerHeight
claus
parents:
diff changeset
   954
    "return the height of the view minus any 3D-shadow-borders"
claus
parents:
diff changeset
   955
claus
parents:
diff changeset
   956
    (margin == 0) ifTrue:[^ height].
claus
parents:
diff changeset
   957
    ^ height - (2 * margin)
claus
parents:
diff changeset
   958
!
claus
parents:
diff changeset
   959
claus
parents:
diff changeset
   960
relativeCorner:aPoint
claus
parents:
diff changeset
   961
    "set the relative corner"
claus
parents:
diff changeset
   962
claus
parents:
diff changeset
   963
    relativeCorner := aPoint
claus
parents:
diff changeset
   964
!
claus
parents:
diff changeset
   965
claus
parents:
diff changeset
   966
inset:aNumber
claus
parents:
diff changeset
   967
    "set all insets; positive makes the view smaller,
claus
parents:
diff changeset
   968
     negative makes it larger."
claus
parents:
diff changeset
   969
claus
parents:
diff changeset
   970
    insets isNil ifTrue:[
claus
parents:
diff changeset
   971
	insets := Array new:4.
claus
parents:
diff changeset
   972
    ].
claus
parents:
diff changeset
   973
    insets atAllPut:aNumber.
claus
parents:
diff changeset
   974
claus
parents:
diff changeset
   975
    "force recomputation"
claus
parents:
diff changeset
   976
    drawableId isNil ifTrue:[
claus
parents:
diff changeset
   977
	originChanged := true
claus
parents:
diff changeset
   978
    ] ifFalse:[
claus
parents:
diff changeset
   979
	self superViewChangedSize
claus
parents:
diff changeset
   980
    ]
claus
parents:
diff changeset
   981
!
claus
parents:
diff changeset
   982
claus
parents:
diff changeset
   983
left:newLeft top:newTop width:newWidth height:newHeight
claus
parents:
diff changeset
   984
    "another way of specifying origin and extent"
claus
parents:
diff changeset
   985
claus
parents:
diff changeset
   986
    self origin:(newLeft @ newTop) extent:(newWidth @ newHeight)
claus
parents:
diff changeset
   987
!
claus
parents:
diff changeset
   988
claus
parents:
diff changeset
   989
relativeExtent
claus
parents:
diff changeset
   990
    "return the relative extent or nil"
claus
parents:
diff changeset
   991
claus
parents:
diff changeset
   992
    ^ relativeExtent
claus
parents:
diff changeset
   993
!
claus
parents:
diff changeset
   994
claus
parents:
diff changeset
   995
relativeOrigin:aPoint
claus
parents:
diff changeset
   996
    "set the relative origin"
claus
parents:
diff changeset
   997
claus
parents:
diff changeset
   998
    relativeOrigin := aPoint
claus
parents:
diff changeset
   999
!
claus
parents:
diff changeset
  1000
claus
parents:
diff changeset
  1001
originRelativeTo:aView
claus
parents:
diff changeset
  1002
    "return the origin (in pixels) relative to a superView,
claus
parents:
diff changeset
  1003
     or relative to the Display (if aView is nil).
claus
parents:
diff changeset
  1004
     If the receiver is not a subview of aView, return nil."
claus
parents:
diff changeset
  1005
claus
parents:
diff changeset
  1006
    |currentView
claus
parents:
diff changeset
  1007
     org  "{ Class: Point }"
claus
parents:
diff changeset
  1008
     sumX "{ Class: SmallInteger }"
claus
parents:
diff changeset
  1009
     sumY "{ Class: SmallInteger }" |
claus
parents:
diff changeset
  1010
claus
parents:
diff changeset
  1011
    currentView := self.
claus
parents:
diff changeset
  1012
    sumX := 0.
claus
parents:
diff changeset
  1013
    sumY := 0.
claus
parents:
diff changeset
  1014
    [currentView notNil] whileTrue:[
claus
parents:
diff changeset
  1015
	(currentView == aView) ifTrue:[
claus
parents:
diff changeset
  1016
	    ^ (sumX @ sumY)
claus
parents:
diff changeset
  1017
	].
claus
parents:
diff changeset
  1018
	org := currentView origin.
claus
parents:
diff changeset
  1019
	sumX := sumX + org x.
claus
parents:
diff changeset
  1020
	sumY := sumY + org y.
claus
parents:
diff changeset
  1021
	currentView := currentView superView
claus
parents:
diff changeset
  1022
    ].
claus
parents:
diff changeset
  1023
    (aView isNil or:[aView == RootView]) ifTrue:[
claus
parents:
diff changeset
  1024
	"return relative to screen ..."
claus
parents:
diff changeset
  1025
	^ (sumX @ sumY)
claus
parents:
diff changeset
  1026
    ].
claus
parents:
diff changeset
  1027
    ^ nil
claus
parents:
diff changeset
  1028
!
claus
parents:
diff changeset
  1029
claus
parents:
diff changeset
  1030
relativeExtent:aPoint
claus
parents:
diff changeset
  1031
    "set the relative extent"
claus
parents:
diff changeset
  1032
claus
parents:
diff changeset
  1033
    relativeExtent := aPoint
claus
parents:
diff changeset
  1034
!
claus
parents:
diff changeset
  1035
claus
parents:
diff changeset
  1036
center:newCenter
claus
parents:
diff changeset
  1037
    "move the receiver so that newCenter, aPoint becomes the center point"
claus
parents:
diff changeset
  1038
claus
parents:
diff changeset
  1039
    self origin:(newCenter - ((width // 2) @ (height // 2)))
claus
parents:
diff changeset
  1040
!
claus
parents:
diff changeset
  1041
claus
parents:
diff changeset
  1042
center
claus
parents:
diff changeset
  1043
    "return the point at the center of the receiver"
claus
parents:
diff changeset
  1044
claus
parents:
diff changeset
  1045
    ^ (left + (width // 2)) @ (top + (height // 2))
claus
parents:
diff changeset
  1046
!
claus
parents:
diff changeset
  1047
claus
parents:
diff changeset
  1048
left
claus
parents:
diff changeset
  1049
    "return the x position of the left border"
claus
parents:
diff changeset
  1050
claus
parents:
diff changeset
  1051
    ^ left
claus
parents:
diff changeset
  1052
!
claus
parents:
diff changeset
  1053
claus
parents:
diff changeset
  1054
right
claus
parents:
diff changeset
  1055
    "return the x position of the right border"
claus
parents:
diff changeset
  1056
claus
parents:
diff changeset
  1057
    ^ left + width - 1
claus
parents:
diff changeset
  1058
!
claus
parents:
diff changeset
  1059
claus
parents:
diff changeset
  1060
bottom
claus
parents:
diff changeset
  1061
    "return the y position of the bottom border"
claus
parents:
diff changeset
  1062
claus
parents:
diff changeset
  1063
    ^ top + height - 1
claus
parents:
diff changeset
  1064
!
claus
parents:
diff changeset
  1065
claus
parents:
diff changeset
  1066
computeCorner
claus
parents:
diff changeset
  1067
    "compute my corner; if I have relative
claus
parents:
diff changeset
  1068
     origins or blocks to evaluate, do it now ..
claus
parents:
diff changeset
  1069
     Blocks may return relative values or nil; nil means: take current value."
claus
parents:
diff changeset
  1070
claus
parents:
diff changeset
  1071
    |org newCorner newExt x y|
claus
parents:
diff changeset
  1072
claus
parents:
diff changeset
  1073
    (cornerRule notNil) ifTrue:[
claus
parents:
diff changeset
  1074
	newCorner := cornerRule value.
claus
parents:
diff changeset
  1075
	"
claus
parents:
diff changeset
  1076
	 allow return of relative values ...
claus
parents:
diff changeset
  1077
	"
claus
parents:
diff changeset
  1078
	x := newCorner x.
claus
parents:
diff changeset
  1079
	y := newCorner y.
claus
parents:
diff changeset
  1080
	x isNil ifTrue:[x := self corner x].
claus
parents:
diff changeset
  1081
	y isNil ifTrue:[y := self corner y].
claus
parents:
diff changeset
  1082
	((x isInteger not) or:[y isInteger not]) ifTrue:[
claus
parents:
diff changeset
  1083
	    newCorner := self cornerFromRelativeCorner:x@y 
claus
parents:
diff changeset
  1084
	]
claus
parents:
diff changeset
  1085
    ] ifFalse:[
claus
parents:
diff changeset
  1086
	(relativeCorner notNil) ifTrue:[
claus
parents:
diff changeset
  1087
	    newCorner := self cornerFromRelativeCorner:relativeCorner
claus
parents:
diff changeset
  1088
	] ifFalse:[
claus
parents:
diff changeset
  1089
	    org := self computeOrigin.
claus
parents:
diff changeset
  1090
	    (extentRule notNil) ifTrue:[
claus
parents:
diff changeset
  1091
		newExt := extentRule value
claus
parents:
diff changeset
  1092
	    ] ifFalse:[
claus
parents:
diff changeset
  1093
		(relativeExtent notNil) ifTrue:[
claus
parents:
diff changeset
  1094
		    newExt := self extentFromRelativeExtent:relativeExtent 
claus
parents:
diff changeset
  1095
		]
claus
parents:
diff changeset
  1096
	    ].
claus
parents:
diff changeset
  1097
	    newCorner := org + newExt
claus
parents:
diff changeset
  1098
	]
claus
parents:
diff changeset
  1099
    ].
claus
parents:
diff changeset
  1100
    ^ newCorner
claus
parents:
diff changeset
  1101
!
claus
parents:
diff changeset
  1102
claus
parents:
diff changeset
  1103
computeExtent
claus
parents:
diff changeset
  1104
    "compute my extent; if I have relative
claus
parents:
diff changeset
  1105
     extent or blocks to evaluate, do it now ..
claus
parents:
diff changeset
  1106
     There is one catch here, if the dimension was defined
claus
parents:
diff changeset
  1107
     by origin/corner, compute them here and take that value.
claus
parents:
diff changeset
  1108
     I.e. origin/corner definition has precedence over extent definition."
claus
parents:
diff changeset
  1109
claus
parents:
diff changeset
  1110
    |newOrg newExt newCorner x y|
claus
parents:
diff changeset
  1111
claus
parents:
diff changeset
  1112
    (cornerRule notNil) ifTrue:[
claus
parents:
diff changeset
  1113
	newCorner := cornerRule value.
claus
parents:
diff changeset
  1114
	"
claus
parents:
diff changeset
  1115
	 allow return of relative values ...
claus
parents:
diff changeset
  1116
	"
claus
parents:
diff changeset
  1117
	x := newCorner x.
claus
parents:
diff changeset
  1118
	y := newCorner y.
claus
parents:
diff changeset
  1119
	x isNil ifTrue:[x := self corner x].
claus
parents:
diff changeset
  1120
	y isNil ifTrue:[y := self corner y].
claus
parents:
diff changeset
  1121
	((x isInteger not) or:[y isInteger not]) ifTrue:[
claus
parents:
diff changeset
  1122
	    newCorner := self cornerFromRelativeCorner:x@y
claus
parents:
diff changeset
  1123
	]
claus
parents:
diff changeset
  1124
    ] ifFalse:[
claus
parents:
diff changeset
  1125
	(relativeCorner notNil) ifTrue:[
claus
parents:
diff changeset
  1126
	    newCorner := self cornerFromRelativeCorner:relativeCorner
claus
parents:
diff changeset
  1127
	] ifFalse:[
claus
parents:
diff changeset
  1128
	    (extentRule notNil) ifTrue:[
claus
parents:
diff changeset
  1129
		newExt := extentRule value.
claus
parents:
diff changeset
  1130
		"
claus
parents:
diff changeset
  1131
		 allow return of relative values ...
claus
parents:
diff changeset
  1132
		"
claus
parents:
diff changeset
  1133
		x := newExt x.
claus
parents:
diff changeset
  1134
		y := newExt y.
claus
parents:
diff changeset
  1135
		x isNil ifTrue:[x := width].
claus
parents:
diff changeset
  1136
		y isNil ifTrue:[y := height].
claus
parents:
diff changeset
  1137
		((x isInteger not) or:[y isInteger not]) ifTrue:[
claus
parents:
diff changeset
  1138
		    newExt := self extentFromRelativeExtent:x@y
claus
parents:
diff changeset
  1139
		]
claus
parents:
diff changeset
  1140
	    ] ifFalse:[
claus
parents:
diff changeset
  1141
		(relativeExtent notNil) ifTrue:[
claus
parents:
diff changeset
  1142
		    newExt := self extentFromRelativeExtent:relativeExtent
claus
parents:
diff changeset
  1143
		] ifFalse:[
claus
parents:
diff changeset
  1144
		    newExt := (width @ height).
claus
parents:
diff changeset
  1145
		].
claus
parents:
diff changeset
  1146
	    ].
claus
parents:
diff changeset
  1147
	].
claus
parents:
diff changeset
  1148
    ].
claus
parents:
diff changeset
  1149
claus
parents:
diff changeset
  1150
    newCorner notNil ifTrue:[
claus
parents:
diff changeset
  1151
	newOrg := self computeOrigin.
claus
parents:
diff changeset
  1152
	^ newCorner - newOrg.
claus
parents:
diff changeset
  1153
    ].
claus
parents:
diff changeset
  1154
    ^ newExt.
claus
parents:
diff changeset
  1155
!
claus
parents:
diff changeset
  1156
claus
parents:
diff changeset
  1157
computeOrigin
claus
parents:
diff changeset
  1158
    "compute my origin; if I have relative
claus
parents:
diff changeset
  1159
     origins or blocks to evaluate, do it now ..
claus
parents:
diff changeset
  1160
     Blocks may return relative values or nil; nil means: take current value."
claus
parents:
diff changeset
  1161
claus
parents:
diff changeset
  1162
    |newOrg x y|
claus
parents:
diff changeset
  1163
claus
parents:
diff changeset
  1164
    (originRule notNil) ifTrue:[
claus
parents:
diff changeset
  1165
	newOrg := originRule value.
claus
parents:
diff changeset
  1166
	"
claus
parents:
diff changeset
  1167
	 allow return of relative values ...
claus
parents:
diff changeset
  1168
	"
claus
parents:
diff changeset
  1169
	x := newOrg x.
claus
parents:
diff changeset
  1170
	y := newOrg y.
claus
parents:
diff changeset
  1171
	x isNil ifTrue:[x := self origin x].
claus
parents:
diff changeset
  1172
	y isNil ifTrue:[y := self origin y].
claus
parents:
diff changeset
  1173
	((x isInteger not) or:[y isInteger not]) ifTrue:[
claus
parents:
diff changeset
  1174
	    newOrg := self originFromRelativeOrigin:x@y.
claus
parents:
diff changeset
  1175
	]
claus
parents:
diff changeset
  1176
    ] ifFalse:[
claus
parents:
diff changeset
  1177
	(relativeOrigin notNil) ifTrue:[
claus
parents:
diff changeset
  1178
	    newOrg := self originFromRelativeOrigin:relativeOrigin.
claus
parents:
diff changeset
  1179
	] ifFalse:[
claus
parents:
diff changeset
  1180
	    ^ (left @ top).
claus
parents:
diff changeset
  1181
	].
claus
parents:
diff changeset
  1182
    ].
claus
parents:
diff changeset
  1183
    ^ newOrg
claus
parents:
diff changeset
  1184
! !
claus
parents:
diff changeset
  1185
claus
parents:
diff changeset
  1186
!SimpleView methodsFor:'informing others of changes'!
claus
parents:
diff changeset
  1187
claus
parents:
diff changeset
  1188
originChanged:delta
claus
parents:
diff changeset
  1189
    "this one is sent, after the origin of my contents has changed -
claus
parents:
diff changeset
  1190
     tell dependents (i.e. scrollers) about this"
claus
parents:
diff changeset
  1191
claus
parents:
diff changeset
  1192
    self changed:#originOfContents with:delta.
claus
parents:
diff changeset
  1193
"/   subViews notNil ifTrue:[
claus
parents:
diff changeset
  1194
"/        subViews do:[:aSubView |
claus
parents:
diff changeset
  1195
"/            aSubView pixelOrigin:((aSubView left @ aSubView top) - delta)
claus
parents:
diff changeset
  1196
"/        ]
claus
parents:
diff changeset
  1197
"/    ]
claus
parents:
diff changeset
  1198
!
claus
parents:
diff changeset
  1199
claus
parents:
diff changeset
  1200
contentsChanged
claus
parents:
diff changeset
  1201
    "this one is sent, whenever contents changes size -
claus
parents:
diff changeset
  1202
     tell dependents about the change (i.e. scrollers)."
claus
parents:
diff changeset
  1203
claus
parents:
diff changeset
  1204
    self changed:#sizeOfContents
claus
parents:
diff changeset
  1205
!
claus
parents:
diff changeset
  1206
claus
parents:
diff changeset
  1207
originWillChange
claus
parents:
diff changeset
  1208
    "this one is sent, just before viewOrigin changes -
claus
parents:
diff changeset
  1209
     gives subclasses a chance to catch scrolls easily
claus
parents:
diff changeset
  1210
     (for example to hide cursor before scroll)"
claus
parents:
diff changeset
  1211
claus
parents:
diff changeset
  1212
    ^ self
claus
parents:
diff changeset
  1213
! !
claus
parents:
diff changeset
  1214
claus
parents:
diff changeset
  1215
!SimpleView methodsFor:'accessing-mvc'!
claus
parents:
diff changeset
  1216
136
claus
parents: 135
diff changeset
  1217
model
claus
parents: 135
diff changeset
  1218
    ^ nil
claus
parents: 135
diff changeset
  1219
!
claus
parents: 135
diff changeset
  1220
135
claus
parents:
diff changeset
  1221
windowGroup
claus
parents:
diff changeset
  1222
    "return the window group. For old style views, return nil"
claus
parents:
diff changeset
  1223
claus
parents:
diff changeset
  1224
    ^ windowGroup
claus
parents:
diff changeset
  1225
!
claus
parents:
diff changeset
  1226
claus
parents:
diff changeset
  1227
windowGroup:aGroup
claus
parents:
diff changeset
  1228
    "set the window group."
claus
parents:
diff changeset
  1229
claus
parents:
diff changeset
  1230
    windowGroup := aGroup
claus
parents:
diff changeset
  1231
!
claus
parents:
diff changeset
  1232
claus
parents:
diff changeset
  1233
controller
claus
parents:
diff changeset
  1234
    "return the controller. For non MVC views, return nil"
claus
parents:
diff changeset
  1235
claus
parents:
diff changeset
  1236
    ^ controller
claus
parents:
diff changeset
  1237
!
claus
parents:
diff changeset
  1238
claus
parents:
diff changeset
  1239
controller:aController
claus
parents:
diff changeset
  1240
    "set the controller"
claus
parents:
diff changeset
  1241
claus
parents:
diff changeset
  1242
    controller := aController.
claus
parents:
diff changeset
  1243
    controller notNil ifTrue:[
claus
parents:
diff changeset
  1244
	controller view:self.
claus
parents:
diff changeset
  1245
    ]
claus
parents:
diff changeset
  1246
! !
claus
parents:
diff changeset
  1247
claus
parents:
diff changeset
  1248
!SimpleView methodsFor:'accessing-menus'!
claus
parents:
diff changeset
  1249
claus
parents:
diff changeset
  1250
menuHolder
claus
parents:
diff changeset
  1251
    "who has the menu ? 
claus
parents:
diff changeset
  1252
     By default, I have it."
claus
parents:
diff changeset
  1253
claus
parents:
diff changeset
  1254
    ^ self
claus
parents:
diff changeset
  1255
!
claus
parents:
diff changeset
  1256
claus
parents:
diff changeset
  1257
menuPerformer
claus
parents:
diff changeset
  1258
    "who should perform the menu actions ? 
claus
parents:
diff changeset
  1259
     By default, I do it."
claus
parents:
diff changeset
  1260
claus
parents:
diff changeset
  1261
    ^ self
claus
parents:
diff changeset
  1262
!
claus
parents:
diff changeset
  1263
claus
parents:
diff changeset
  1264
menuMessage
claus
parents:
diff changeset
  1265
    "Return the symbol sent to myself to aquire the menu"
claus
parents:
diff changeset
  1266
claus
parents:
diff changeset
  1267
    ^ #middleButtonMenu
claus
parents:
diff changeset
  1268
!
claus
parents:
diff changeset
  1269
claus
parents:
diff changeset
  1270
yellowButtonMenu
claus
parents:
diff changeset
  1271
    "actually, this should be called 'middleButtonMenu'.
claus
parents:
diff changeset
  1272
     But for ST-80 compatibility ....
claus
parents:
diff changeset
  1273
     This method will vanish, once all views have controllers
claus
parents:
diff changeset
  1274
     associated with them; for now, dublicate some code also found in
claus
parents:
diff changeset
  1275
     controller."
claus
parents:
diff changeset
  1276
claus
parents:
diff changeset
  1277
    |sym menuHolder|
claus
parents:
diff changeset
  1278
claus
parents:
diff changeset
  1279
"/    middleButtonMenu notNil ifTrue:[
claus
parents:
diff changeset
  1280
"/        "/
claus
parents:
diff changeset
  1281
"/        "/ has been assigned a static middleButtonMenu
claus
parents:
diff changeset
  1282
"/        "/ (or a cached menu)
claus
parents:
diff changeset
  1283
"/        "/
claus
parents:
diff changeset
  1284
"/        ^ middleButtonMenu
claus
parents:
diff changeset
  1285
"/    ].
claus
parents:
diff changeset
  1286
claus
parents:
diff changeset
  1287
    menuHolder := self menuHolder.
claus
parents:
diff changeset
  1288
claus
parents:
diff changeset
  1289
    (menuHolder notNil 
claus
parents:
diff changeset
  1290
    and:[(sym := self menuMessage) notNil
claus
parents:
diff changeset
  1291
    and:[sym isSymbol]]) ifTrue:[
claus
parents:
diff changeset
  1292
	"
claus
parents:
diff changeset
  1293
	 ask the menuHolder for the menu
claus
parents:
diff changeset
  1294
	"
claus
parents:
diff changeset
  1295
	^ menuHolder perform:sym.
claus
parents:
diff changeset
  1296
    ].
claus
parents:
diff changeset
  1297
    ^ nil
claus
parents:
diff changeset
  1298
! !
claus
parents:
diff changeset
  1299
claus
parents:
diff changeset
  1300
!SimpleView methodsFor:'private'!
claus
parents:
diff changeset
  1301
claus
parents:
diff changeset
  1302
pixelExtent:extent
claus
parents:
diff changeset
  1303
    "set the views extent in pixels"
claus
parents:
diff changeset
  1304
claus
parents:
diff changeset
  1305
    self pixelOrigin:(left @ top) extent:extent
claus
parents:
diff changeset
  1306
!
claus
parents:
diff changeset
  1307
claus
parents:
diff changeset
  1308
pixelOrigin:origin
claus
parents:
diff changeset
  1309
    "set the views origin in pixels. For subviews. the origin is relative
claus
parents:
diff changeset
  1310
     to the superviews top-left. For topViews, its the screen origin."
claus
parents:
diff changeset
  1311
claus
parents:
diff changeset
  1312
    |newLeft newTop|
claus
parents:
diff changeset
  1313
claus
parents:
diff changeset
  1314
    newLeft := origin x.
claus
parents:
diff changeset
  1315
    newTop := origin y.
claus
parents:
diff changeset
  1316
    ((newTop ~~ top) or:[newLeft ~~ left]) ifTrue:[
claus
parents:
diff changeset
  1317
	top := newTop.
claus
parents:
diff changeset
  1318
	left := newLeft.
claus
parents:
diff changeset
  1319
claus
parents:
diff changeset
  1320
	"
claus
parents:
diff changeset
  1321
	 if the receiver is visible, or is a topView, perform the
claus
parents:
diff changeset
  1322
	 operation right away - otherwise, simply remember that the
claus
parents:
diff changeset
  1323
	 origin has changed - will tell the display once we get realized
claus
parents:
diff changeset
  1324
	"
claus
parents:
diff changeset
  1325
	(shown 
claus
parents:
diff changeset
  1326
	or:[superView isNil and:[drawableId notNil]]) ifTrue:[
claus
parents:
diff changeset
  1327
	    device moveWindow:drawableId x:left y:top
claus
parents:
diff changeset
  1328
	] ifFalse:[
claus
parents:
diff changeset
  1329
	    originChanged := true
claus
parents:
diff changeset
  1330
	]
claus
parents:
diff changeset
  1331
    ]
claus
parents:
diff changeset
  1332
!
claus
parents:
diff changeset
  1333
claus
parents:
diff changeset
  1334
computeInnerClip
claus
parents:
diff changeset
  1335
    "compute, but do not set the inside clip-area"
claus
parents:
diff changeset
  1336
claus
parents:
diff changeset
  1337
    |m2 nX nY nW nH|
claus
parents:
diff changeset
  1338
claus
parents:
diff changeset
  1339
    (margin ~~ 0) ifTrue:[
claus
parents:
diff changeset
  1340
	m2 := margin + margin.
claus
parents:
diff changeset
  1341
	nX := nY := margin.
claus
parents:
diff changeset
  1342
	nW := width - m2.
claus
parents:
diff changeset
  1343
	nH := height - m2.
claus
parents:
diff changeset
  1344
	transformation notNil ifTrue:[
claus
parents:
diff changeset
  1345
	    nX := transformation applyInverseToX:nX.
claus
parents:
diff changeset
  1346
	    nY := transformation applyInverseToY:nY.
claus
parents:
diff changeset
  1347
	    nW := transformation applyInverseScaleX:nW.
claus
parents:
diff changeset
  1348
	    nH := transformation applyInverseScaleY:nH.
claus
parents:
diff changeset
  1349
	].
claus
parents:
diff changeset
  1350
	innerClipRect := Rectangle 
claus
parents:
diff changeset
  1351
				 left:nX 
claus
parents:
diff changeset
  1352
				 top:nY 
claus
parents:
diff changeset
  1353
				 width:nW 
claus
parents:
diff changeset
  1354
				 height:nH
claus
parents:
diff changeset
  1355
    ] ifFalse:[
claus
parents:
diff changeset
  1356
	"no clipping"
claus
parents:
diff changeset
  1357
	innerClipRect := nil
claus
parents:
diff changeset
  1358
    ]
claus
parents:
diff changeset
  1359
!
claus
parents:
diff changeset
  1360
claus
parents:
diff changeset
  1361
setInnerClip
claus
parents:
diff changeset
  1362
    "compute, and set the inside clip-area"
claus
parents:
diff changeset
  1363
claus
parents:
diff changeset
  1364
    self computeInnerClip.
claus
parents:
diff changeset
  1365
    self clipRect:innerClipRect
claus
parents:
diff changeset
  1366
!
claus
parents:
diff changeset
  1367
claus
parents:
diff changeset
  1368
originFromRelativeOrigin
claus
parents:
diff changeset
  1369
    "compute & return pixel origin from relativeOrigin"
claus
parents:
diff changeset
  1370
claus
parents:
diff changeset
  1371
    ^ self originFromRelativeOrigin:relativeOrigin
claus
parents:
diff changeset
  1372
!
claus
parents:
diff changeset
  1373
claus
parents:
diff changeset
  1374
pixelOrigin:origin extent:extent
claus
parents:
diff changeset
  1375
    "set the views origin and extent in pixels"
claus
parents:
diff changeset
  1376
claus
parents:
diff changeset
  1377
    |newLeft newTop newWidth newHeight how 
claus
parents:
diff changeset
  1378
     mustRedrawBottomEdge mustRedrawRightEdge mustRepaintBottom
claus
parents:
diff changeset
  1379
     mustRepaintRight sameOrigin oldWidth oldHeight|
claus
parents:
diff changeset
  1380
claus
parents:
diff changeset
  1381
    newLeft := origin x.
claus
parents:
diff changeset
  1382
    newTop := origin y.
claus
parents:
diff changeset
  1383
    sameOrigin := ((newTop == top) and:[newLeft == left]).
claus
parents:
diff changeset
  1384
claus
parents:
diff changeset
  1385
    newWidth := extent x.
claus
parents:
diff changeset
  1386
    newHeight := extent y.
claus
parents:
diff changeset
  1387
claus
parents:
diff changeset
  1388
    "
claus
parents:
diff changeset
  1389
     X complains badly if you try to create/resize a view with
claus
parents:
diff changeset
  1390
     a dimension <= 0 ... (although I think that 0 maks sense ...)
claus
parents:
diff changeset
  1391
    "
claus
parents:
diff changeset
  1392
    newWidth < 1 ifTrue:[
claus
parents:
diff changeset
  1393
	newWidth := 1.
claus
parents:
diff changeset
  1394
    ].
claus
parents:
diff changeset
  1395
    newHeight < 1 ifTrue:[
claus
parents:
diff changeset
  1396
	newHeight := 1
claus
parents:
diff changeset
  1397
    ].
claus
parents:
diff changeset
  1398
claus
parents:
diff changeset
  1399
    ((newWidth == width) and:[newHeight == height]) ifTrue:[
claus
parents:
diff changeset
  1400
	sameOrigin ifTrue:[^ self].
claus
parents:
diff changeset
  1401
	^ self pixelOrigin:origin
claus
parents:
diff changeset
  1402
    ].
claus
parents:
diff changeset
  1403
    top := newTop.
claus
parents:
diff changeset
  1404
    left := newLeft.
claus
parents:
diff changeset
  1405
claus
parents:
diff changeset
  1406
    mustRedrawBottomEdge := (level ~~ 0) and:[newHeight < height].
claus
parents:
diff changeset
  1407
    mustRedrawRightEdge := (level ~~ 0) and:[newWidth < width].
claus
parents:
diff changeset
  1408
claus
parents:
diff changeset
  1409
    ((newHeight <= height) and:[newWidth <= width]) ifTrue:[
claus
parents:
diff changeset
  1410
	how := #smaller
claus
parents:
diff changeset
  1411
    ].
claus
parents:
diff changeset
  1412
claus
parents:
diff changeset
  1413
"/    shown ifTrue:[                  "4-nov-94 actually correct,"
claus
parents:
diff changeset
  1414
    drawableId notNil ifTrue:[        "but theres a bug in menus when resized while hidden"
claus
parents:
diff changeset
  1415
	mustRepaintRight := false.
claus
parents:
diff changeset
  1416
	mustRepaintBottom := false.
claus
parents:
diff changeset
  1417
	(level ~~ 0) ifTrue:[
claus
parents:
diff changeset
  1418
	    "clear the old edges"
claus
parents:
diff changeset
  1419
claus
parents:
diff changeset
  1420
	    newWidth > width ifTrue:[
claus
parents:
diff changeset
  1421
		self clipRect:nil.
claus
parents:
diff changeset
  1422
		self paint:viewBackground.
claus
parents:
diff changeset
  1423
		self fillDeviceRectangleX:(width - margin)
claus
parents:
diff changeset
  1424
					y:0
claus
parents:
diff changeset
  1425
				    width:margin
claus
parents:
diff changeset
  1426
				   height:height.
claus
parents:
diff changeset
  1427
		mustRepaintRight := true.
claus
parents:
diff changeset
  1428
		oldWidth := width
claus
parents:
diff changeset
  1429
	    ].
claus
parents:
diff changeset
  1430
	    newHeight > height ifTrue:[
claus
parents:
diff changeset
  1431
		self clipRect:nil.
claus
parents:
diff changeset
  1432
		self paint:viewBackground.
claus
parents:
diff changeset
  1433
		self fillDeviceRectangleX:0
claus
parents:
diff changeset
  1434
					y:(height - margin)
claus
parents:
diff changeset
  1435
				    width:width
claus
parents:
diff changeset
  1436
				   height:margin.
claus
parents:
diff changeset
  1437
		mustRepaintBottom := true.
claus
parents:
diff changeset
  1438
		oldHeight := height
claus
parents:
diff changeset
  1439
	    ]
claus
parents:
diff changeset
  1440
	].
claus
parents:
diff changeset
  1441
claus
parents:
diff changeset
  1442
	width := newWidth.
claus
parents:
diff changeset
  1443
	height := newHeight.
claus
parents:
diff changeset
  1444
claus
parents:
diff changeset
  1445
	self setInnerClip.
claus
parents:
diff changeset
  1446
claus
parents:
diff changeset
  1447
	"if view becomes smaller, send sizeChanged first"
claus
parents:
diff changeset
  1448
	(how == #smaller) ifTrue:[
claus
parents:
diff changeset
  1449
	    self sizeChanged:how
claus
parents:
diff changeset
  1450
	].
claus
parents:
diff changeset
  1451
claus
parents:
diff changeset
  1452
	"have to tell X, when extent of view is changed"
claus
parents:
diff changeset
  1453
	sameOrigin ifTrue:[
claus
parents:
diff changeset
  1454
	    device resizeWindow:drawableId width:width height:height.
claus
parents:
diff changeset
  1455
	] ifFalse:[
claus
parents:
diff changeset
  1456
	    "claus: some xservers seem to do better when resizing
claus
parents:
diff changeset
  1457
	     first ...."
claus
parents:
diff changeset
  1458
" 
claus
parents:
diff changeset
  1459
	    (how == #smaller) ifTrue:[
claus
parents:
diff changeset
  1460
		device resizeWindow:drawableId width:width height:height.
claus
parents:
diff changeset
  1461
		device moveWindow:drawableId x:left y:top
claus
parents:
diff changeset
  1462
	    ] ifFalse:[
claus
parents:
diff changeset
  1463
		device moveResizeWindow:drawableId x:left y:top width:width height:height
claus
parents:
diff changeset
  1464
	    ].
claus
parents:
diff changeset
  1465
" 
claus
parents:
diff changeset
  1466
	    device moveResizeWindow:drawableId x:left y:top
claus
parents:
diff changeset
  1467
					   width:width height:height.
claus
parents:
diff changeset
  1468
" "
claus
parents:
diff changeset
  1469
	].
claus
parents:
diff changeset
  1470
claus
parents:
diff changeset
  1471
	"if view becomes bigger, send sizeChanged after"
claus
parents:
diff changeset
  1472
	(how ~~ #smaller) ifTrue:[
claus
parents:
diff changeset
  1473
	    self sizeChanged:how
claus
parents:
diff changeset
  1474
	].
claus
parents:
diff changeset
  1475
claus
parents:
diff changeset
  1476
	(mustRedrawBottomEdge or:[mustRedrawRightEdge]) ifTrue:[
claus
parents:
diff changeset
  1477
	    self clipRect:nil.
claus
parents:
diff changeset
  1478
	    mustRedrawBottomEdge ifTrue:[
claus
parents:
diff changeset
  1479
		self drawBottomEdge
claus
parents:
diff changeset
  1480
	    ].
claus
parents:
diff changeset
  1481
	    mustRedrawRightEdge ifTrue:[
claus
parents:
diff changeset
  1482
		self drawRightEdge
claus
parents:
diff changeset
  1483
	    ].
claus
parents:
diff changeset
  1484
	    self clipRect:innerClipRect
claus
parents:
diff changeset
  1485
	].
claus
parents:
diff changeset
  1486
claus
parents:
diff changeset
  1487
	mustRepaintRight ifTrue:[
claus
parents:
diff changeset
  1488
	    self redrawDeviceX:(oldWidth - margin)
claus
parents:
diff changeset
  1489
			     y:0
claus
parents:
diff changeset
  1490
			 width:margin
claus
parents:
diff changeset
  1491
			height:height.
claus
parents:
diff changeset
  1492
	].
claus
parents:
diff changeset
  1493
	mustRepaintBottom ifTrue:[
claus
parents:
diff changeset
  1494
	    self redrawDeviceX:0
claus
parents:
diff changeset
  1495
			     y:(oldHeight - margin)
claus
parents:
diff changeset
  1496
			 width:width
claus
parents:
diff changeset
  1497
			height:margin.
claus
parents:
diff changeset
  1498
	].
claus
parents:
diff changeset
  1499
    ] ifFalse:[
claus
parents:
diff changeset
  1500
	"otherwise memorize the need for a sizeChanged message"
claus
parents:
diff changeset
  1501
claus
parents:
diff changeset
  1502
	width := newWidth.
claus
parents:
diff changeset
  1503
	height := newHeight.
claus
parents:
diff changeset
  1504
	sameOrigin ifFalse:[
claus
parents:
diff changeset
  1505
	    originChanged := true.
claus
parents:
diff changeset
  1506
	].
claus
parents:
diff changeset
  1507
	extentChanged := true
claus
parents:
diff changeset
  1508
    ]
claus
parents:
diff changeset
  1509
!
claus
parents:
diff changeset
  1510
claus
parents:
diff changeset
  1511
cornerFromRelativeCorner
claus
parents:
diff changeset
  1512
    "compute & return pixel corner from relativeCorner"
claus
parents:
diff changeset
  1513
claus
parents:
diff changeset
  1514
    ^ self cornerFromRelativeCorner:relativeCorner
claus
parents:
diff changeset
  1515
!
claus
parents:
diff changeset
  1516
claus
parents:
diff changeset
  1517
pointFromRelative:p
claus
parents:
diff changeset
  1518
    "compute absolute coordinate from p"
claus
parents:
diff changeset
  1519
claus
parents:
diff changeset
  1520
    |newX newY rel inRect bw superWidth superHeight superLeft superTop |
claus
parents:
diff changeset
  1521
claus
parents:
diff changeset
  1522
    bw := borderWidth.
claus
parents:
diff changeset
  1523
claus
parents:
diff changeset
  1524
    superView isNil ifTrue:[
claus
parents:
diff changeset
  1525
	superWidth := device width + bw.      
claus
parents:
diff changeset
  1526
	superHeight := device height + bw.
claus
parents:
diff changeset
  1527
	superLeft := superTop := 0.
claus
parents:
diff changeset
  1528
    ] ifFalse:[
claus
parents:
diff changeset
  1529
	inRect := superView viewRectangle.
claus
parents:
diff changeset
  1530
	superWidth := inRect width.
claus
parents:
diff changeset
  1531
	superHeight := inRect height.
claus
parents:
diff changeset
  1532
	superLeft := inRect left.
claus
parents:
diff changeset
  1533
	superTop := inRect top.
claus
parents:
diff changeset
  1534
    ].
claus
parents:
diff changeset
  1535
claus
parents:
diff changeset
  1536
    rel := p x.
claus
parents:
diff changeset
  1537
    rel isInteger ifTrue:[
claus
parents:
diff changeset
  1538
	newX := rel
claus
parents:
diff changeset
  1539
    ] ifFalse:[
claus
parents:
diff changeset
  1540
	newX := (rel * superWidth) asInteger + superLeft.
claus
parents:
diff changeset
  1541
	(bw ~~ 0) ifTrue:[
claus
parents:
diff changeset
  1542
	    rel ~= 1.0 ifTrue:[
claus
parents:
diff changeset
  1543
		newX := newX - bw
claus
parents:
diff changeset
  1544
	    ]
claus
parents:
diff changeset
  1545
	]
claus
parents:
diff changeset
  1546
    ].
claus
parents:
diff changeset
  1547
claus
parents:
diff changeset
  1548
    rel := p y.
claus
parents:
diff changeset
  1549
    rel isInteger ifTrue:[
claus
parents:
diff changeset
  1550
	newY := rel
claus
parents:
diff changeset
  1551
    ] ifFalse:[
claus
parents:
diff changeset
  1552
	newY := (rel * superHeight) asInteger + superTop.
claus
parents:
diff changeset
  1553
	(bw ~~ 0) ifTrue:[
claus
parents:
diff changeset
  1554
	    rel ~= 1.0 ifTrue:[
claus
parents:
diff changeset
  1555
		newY := newY - bw
claus
parents:
diff changeset
  1556
	    ]
claus
parents:
diff changeset
  1557
	]
claus
parents:
diff changeset
  1558
    ].
claus
parents:
diff changeset
  1559
    ^ newX @ newY
claus
parents:
diff changeset
  1560
!
claus
parents:
diff changeset
  1561
claus
parents:
diff changeset
  1562
pixelCorner:corner
claus
parents:
diff changeset
  1563
    "set the views corner in pixels"
claus
parents:
diff changeset
  1564
claus
parents:
diff changeset
  1565
    |w h|
claus
parents:
diff changeset
  1566
claus
parents:
diff changeset
  1567
    w := corner x - left.
claus
parents:
diff changeset
  1568
    h := corner y - top.
claus
parents:
diff changeset
  1569
    self pixelOrigin:(left @ top) extent:(w @ h)
claus
parents:
diff changeset
  1570
!
claus
parents:
diff changeset
  1571
claus
parents:
diff changeset
  1572
originFromRelativeOrigin:aPoint
claus
parents:
diff changeset
  1573
    "compute & return pixel origin from relativeOrigin, aPoint"
claus
parents:
diff changeset
  1574
claus
parents:
diff changeset
  1575
    |p l t|
claus
parents:
diff changeset
  1576
claus
parents:
diff changeset
  1577
    p := self pointFromRelative:aPoint.
claus
parents:
diff changeset
  1578
claus
parents:
diff changeset
  1579
    insets isNil ifTrue:[
claus
parents:
diff changeset
  1580
	^ p
claus
parents:
diff changeset
  1581
    ].
claus
parents:
diff changeset
  1582
    l := insets at:1.
claus
parents:
diff changeset
  1583
    t := insets at:2.
claus
parents:
diff changeset
  1584
claus
parents:
diff changeset
  1585
"/  l := t := 0.
claus
parents:
diff changeset
  1586
"/    leftInset notNil ifTrue:[
claus
parents:
diff changeset
  1587
"/        l := leftInset
claus
parents:
diff changeset
  1588
"/    ].
claus
parents:
diff changeset
  1589
"/    topInset notNil ifTrue:[
claus
parents:
diff changeset
  1590
"/        t := topInset
claus
parents:
diff changeset
  1591
"/    ].
claus
parents:
diff changeset
  1592
    ((l ~~ 0) or:[t ~~ 0]) ifTrue:[
claus
parents:
diff changeset
  1593
	^ (p x + l) @ (p y + t)
claus
parents:
diff changeset
  1594
    ].
claus
parents:
diff changeset
  1595
    ^ p
claus
parents:
diff changeset
  1596
!
claus
parents:
diff changeset
  1597
claus
parents:
diff changeset
  1598
cornerFromRelativeCorner:aPoint
claus
parents:
diff changeset
  1599
    "compute & return pixel corner from a relativeCorner, aPoint"
claus
parents:
diff changeset
  1600
claus
parents:
diff changeset
  1601
    |p r b bw|
claus
parents:
diff changeset
  1602
claus
parents:
diff changeset
  1603
    p := self pointFromRelative:aPoint.
claus
parents:
diff changeset
  1604
claus
parents:
diff changeset
  1605
    bw := borderWidth.
claus
parents:
diff changeset
  1606
    insets isNil ifTrue:[
claus
parents:
diff changeset
  1607
	bw == 0 ifTrue:[
claus
parents:
diff changeset
  1608
	    ^ p
claus
parents:
diff changeset
  1609
	].
claus
parents:
diff changeset
  1610
	^ (p x - bw) @ (p y - bw)
claus
parents:
diff changeset
  1611
    ].
claus
parents:
diff changeset
  1612
    r := (insets at:3) + bw.
claus
parents:
diff changeset
  1613
    b := (insets at:4) + bw.
claus
parents:
diff changeset
  1614
claus
parents:
diff changeset
  1615
"/    r := b := bw.
claus
parents:
diff changeset
  1616
"/    rightInset notNil ifTrue:[
claus
parents:
diff changeset
  1617
"/        r := rightInset + bw
claus
parents:
diff changeset
  1618
"/    ].
claus
parents:
diff changeset
  1619
"/    bottomInset notNil ifTrue:[
claus
parents:
diff changeset
  1620
"/        b := bottomInset + bw
claus
parents:
diff changeset
  1621
"/    ].
claus
parents:
diff changeset
  1622
    ((r ~~ 0) or:[b ~~ 0]) ifTrue:[
claus
parents:
diff changeset
  1623
	^ (p x - r) @ (p y - b)
claus
parents:
diff changeset
  1624
    ].
claus
parents:
diff changeset
  1625
    ^ p
claus
parents:
diff changeset
  1626
!
claus
parents:
diff changeset
  1627
claus
parents:
diff changeset
  1628
pixelOrigin:origin corner:corner
claus
parents:
diff changeset
  1629
    "set the views origin and extent in pixels"
claus
parents:
diff changeset
  1630
claus
parents:
diff changeset
  1631
    |w h|
claus
parents:
diff changeset
  1632
claus
parents:
diff changeset
  1633
    w := corner x - origin x.
claus
parents:
diff changeset
  1634
    h := corner y - origin y.
claus
parents:
diff changeset
  1635
    self pixelOrigin:origin extent:(w @ h)
claus
parents:
diff changeset
  1636
!
claus
parents:
diff changeset
  1637
claus
parents:
diff changeset
  1638
extentFromRelativeExtent
claus
parents:
diff changeset
  1639
    "compute & return pixel extent from relativeExtent"
claus
parents:
diff changeset
  1640
claus
parents:
diff changeset
  1641
    ^ self extentFromRelativeExtent:relativeExtent
claus
parents:
diff changeset
  1642
!
claus
parents:
diff changeset
  1643
claus
parents:
diff changeset
  1644
extentFromRelativeExtent:aPoint
claus
parents:
diff changeset
  1645
    "compute & return pixel extent from relativeExtent, aPoint"
claus
parents:
diff changeset
  1646
claus
parents:
diff changeset
  1647
    |rel newX newY inRect bw2 i|
claus
parents:
diff changeset
  1648
claus
parents:
diff changeset
  1649
    superView isNil ifTrue:[
claus
parents:
diff changeset
  1650
	inRect := 0@0 extent:device extent
claus
parents:
diff changeset
  1651
    ] ifFalse:[
claus
parents:
diff changeset
  1652
	inRect := superView viewRectangle.
claus
parents:
diff changeset
  1653
    ].
claus
parents:
diff changeset
  1654
claus
parents:
diff changeset
  1655
    bw2 := borderWidth * 2.
claus
parents:
diff changeset
  1656
claus
parents:
diff changeset
  1657
    rel := aPoint x.
claus
parents:
diff changeset
  1658
    (rel isMemberOf:Float) ifTrue:[
claus
parents:
diff changeset
  1659
	newX := (rel * (inRect width + bw2)) asInteger + inRect left.
claus
parents:
diff changeset
  1660
	(borderWidth ~~ 0) ifTrue:[
claus
parents:
diff changeset
  1661
	    newX := newX - borderWidth
claus
parents:
diff changeset
  1662
	].
claus
parents:
diff changeset
  1663
    ] ifFalse:[
claus
parents:
diff changeset
  1664
	newX := rel
claus
parents:
diff changeset
  1665
    ].
claus
parents:
diff changeset
  1666
claus
parents:
diff changeset
  1667
    rel := aPoint y.
claus
parents:
diff changeset
  1668
    (rel isMemberOf:Float) ifTrue:[
claus
parents:
diff changeset
  1669
	newY := (rel * (inRect height + bw2)) asInteger + inRect top.
claus
parents:
diff changeset
  1670
	(borderWidth ~~ 0) ifTrue:[
claus
parents:
diff changeset
  1671
	    newY := newY - borderWidth
claus
parents:
diff changeset
  1672
	].
claus
parents:
diff changeset
  1673
    ] ifFalse:[
claus
parents:
diff changeset
  1674
	newY := rel
claus
parents:
diff changeset
  1675
    ].
claus
parents:
diff changeset
  1676
claus
parents:
diff changeset
  1677
    insets notNil ifTrue:[
claus
parents:
diff changeset
  1678
	i := insets at:1.   "top"
claus
parents:
diff changeset
  1679
	(i  ~~ 0) ifTrue:[
claus
parents:
diff changeset
  1680
	    newX := newX - i
claus
parents:
diff changeset
  1681
	].
claus
parents:
diff changeset
  1682
	i := insets at:3.   "left"
claus
parents:
diff changeset
  1683
	(i  ~~ 0) ifTrue:[
claus
parents:
diff changeset
  1684
	    newX := newX - i
claus
parents:
diff changeset
  1685
	].
claus
parents:
diff changeset
  1686
	i := insets at:2.   "right"
claus
parents:
diff changeset
  1687
	(i ~~ 0) ifTrue:[
claus
parents:
diff changeset
  1688
	    newY := newY - i
claus
parents:
diff changeset
  1689
	].
claus
parents:
diff changeset
  1690
	i := insets at:4.   "bottom"
claus
parents:
diff changeset
  1691
	(i ~~ 0) ifTrue:[
claus
parents:
diff changeset
  1692
	    newY := newY - i
claus
parents:
diff changeset
  1693
	].
claus
parents:
diff changeset
  1694
    ].
claus
parents:
diff changeset
  1695
    ^ newX @ newY
claus
parents:
diff changeset
  1696
!
claus
parents:
diff changeset
  1697
claus
parents:
diff changeset
  1698
setBorderColor
claus
parents:
diff changeset
  1699
    "set my borderColor"
claus
parents:
diff changeset
  1700
claus
parents:
diff changeset
  1701
    |id dither|
claus
parents:
diff changeset
  1702
claus
parents:
diff changeset
  1703
    drawableId notNil ifTrue:[
claus
parents:
diff changeset
  1704
	borderColor := borderColor on:device.
claus
parents:
diff changeset
  1705
	id := borderColor colorId.
claus
parents:
diff changeset
  1706
	id notNil ifTrue:[
claus
parents:
diff changeset
  1707
	    device setWindowBorderColor:id in:drawableId
claus
parents:
diff changeset
  1708
	] ifFalse:[
claus
parents:
diff changeset
  1709
	    dither := borderColor ditherForm.
claus
parents:
diff changeset
  1710
	    dither notNil ifTrue:[
claus
parents:
diff changeset
  1711
		device setWindowBorderPixmap:(dither id) in:drawableId
claus
parents:
diff changeset
  1712
	    ] ifFalse:[
claus
parents:
diff changeset
  1713
		'bad borderColor' errorPrintNewline
claus
parents:
diff changeset
  1714
	    ]
claus
parents:
diff changeset
  1715
	]
claus
parents:
diff changeset
  1716
    ]
claus
parents:
diff changeset
  1717
!
claus
parents:
diff changeset
  1718
claus
parents:
diff changeset
  1719
dimensionFromViewport
claus
parents:
diff changeset
  1720
    "define my origin/extend from viewport"
claus
parents:
diff changeset
  1721
claus
parents:
diff changeset
  1722
    |relW relH relX relY winW winH org ext|
claus
parents:
diff changeset
  1723
claus
parents:
diff changeset
  1724
    superView notNil ifTrue:[
claus
parents:
diff changeset
  1725
	superView window isNil ifTrue:[
claus
parents:
diff changeset
  1726
"
claus
parents:
diff changeset
  1727
	    v := superView.
claus
parents:
diff changeset
  1728
	    (v notNil and:[v window isNil]) whileTrue:[
claus
parents:
diff changeset
  1729
		v := v superview
claus
parents:
diff changeset
  1730
	    ].
claus
parents:
diff changeset
  1731
	    v notNil ifTrue:[
claus
parents:
diff changeset
  1732
		w := v window
claus
parents:
diff changeset
  1733
	    ].
claus
parents:
diff changeset
  1734
"
claus
parents:
diff changeset
  1735
"
claus
parents:
diff changeset
  1736
	    winW := 1.
claus
parents:
diff changeset
  1737
	    winH := 1
claus
parents:
diff changeset
  1738
"
claus
parents:
diff changeset
  1739
	    winW := superView width.
claus
parents:
diff changeset
  1740
	    winH := superView height.
claus
parents:
diff changeset
  1741
claus
parents:
diff changeset
  1742
	] ifFalse:[
claus
parents:
diff changeset
  1743
	    winW := superView window width.
claus
parents:
diff changeset
  1744
	    winH := superView window height
claus
parents:
diff changeset
  1745
	].
claus
parents:
diff changeset
  1746
	relW := (viewport width / winW) asFloat.
claus
parents:
diff changeset
  1747
	relH := (viewport height / winH) asFloat.
claus
parents:
diff changeset
  1748
	relX := (viewport left / winW) asFloat.
claus
parents:
diff changeset
  1749
	relY := (viewport top / winH) asFloat.
claus
parents:
diff changeset
  1750
	"bad coding style ... misuse other method"
claus
parents:
diff changeset
  1751
	relativeOrigin := (relX @ relY).
claus
parents:
diff changeset
  1752
	org := self originFromRelativeOrigin.
claus
parents:
diff changeset
  1753
	relativeOrigin := nil.
claus
parents:
diff changeset
  1754
claus
parents:
diff changeset
  1755
	"bad coding style ...misuse other method"
claus
parents:
diff changeset
  1756
	relativeExtent := (relW @ relH).
claus
parents:
diff changeset
  1757
	ext := self extentFromRelativeExtent.
claus
parents:
diff changeset
  1758
	relativeExtent := nil.
claus
parents:
diff changeset
  1759
claus
parents:
diff changeset
  1760
	self pixelOrigin:org extent:ext.
claus
parents:
diff changeset
  1761
    ]
claus
parents:
diff changeset
  1762
! !
claus
parents:
diff changeset
  1763
claus
parents:
diff changeset
  1764
!SimpleView methodsFor:'accessing-transformation'!
claus
parents:
diff changeset
  1765
claus
parents:
diff changeset
  1766
transformation 
claus
parents:
diff changeset
  1767
    "return the transformation"
claus
parents:
diff changeset
  1768
claus
parents:
diff changeset
  1769
    |vP|
claus
parents:
diff changeset
  1770
claus
parents:
diff changeset
  1771
    transformation isNil ifTrue:[
claus
parents:
diff changeset
  1772
	"
claus
parents:
diff changeset
  1773
	 fake a transformation, if I have a non-nil window
claus
parents:
diff changeset
  1774
	"
claus
parents:
diff changeset
  1775
	window notNil ifTrue:[
claus
parents:
diff changeset
  1776
	    superView isNil ifTrue:[
claus
parents:
diff changeset
  1777
		vP := (0@0 extent:self extent)
claus
parents:
diff changeset
  1778
	    ] ifFalse:[
claus
parents:
diff changeset
  1779
		vP := (self origin extent:self extent)
claus
parents:
diff changeset
  1780
	    ].
claus
parents:
diff changeset
  1781
	    ^ WindowingTransformation 
claus
parents:
diff changeset
  1782
				  window:window
claus
parents:
diff changeset
  1783
				  viewport:vP
claus
parents:
diff changeset
  1784
	]
claus
parents:
diff changeset
  1785
    ].
claus
parents:
diff changeset
  1786
    ^ transformation
claus
parents:
diff changeset
  1787
!
claus
parents:
diff changeset
  1788
claus
parents:
diff changeset
  1789
viewRectangle
claus
parents:
diff changeset
  1790
    "return the inside area"
claus
parents:
diff changeset
  1791
claus
parents:
diff changeset
  1792
    |m2|
claus
parents:
diff changeset
  1793
claus
parents:
diff changeset
  1794
    innerClipRect notNil ifTrue:[
claus
parents:
diff changeset
  1795
	^ innerClipRect
claus
parents:
diff changeset
  1796
    ].
claus
parents:
diff changeset
  1797
    m2 := margin + margin.
claus
parents:
diff changeset
  1798
claus
parents:
diff changeset
  1799
    ^ (margin @ margin) extent:((width - m2) @ (height - m2))
claus
parents:
diff changeset
  1800
!
claus
parents:
diff changeset
  1801
claus
parents:
diff changeset
  1802
window
claus
parents:
diff changeset
  1803
    "return my window (i.e. logical coordinate space).
claus
parents:
diff changeset
  1804
     If there is no window, return the extent."
claus
parents:
diff changeset
  1805
claus
parents:
diff changeset
  1806
    window isNil ifTrue:[^ width @ height].
claus
parents:
diff changeset
  1807
    ^ window
claus
parents:
diff changeset
  1808
!
claus
parents:
diff changeset
  1809
claus
parents:
diff changeset
  1810
window:aRectangle
claus
parents:
diff changeset
  1811
    "define my window (i.e. logical coordinate space)"
claus
parents:
diff changeset
  1812
claus
parents:
diff changeset
  1813
    window := aRectangle.
claus
parents:
diff changeset
  1814
    subViews notNil ifTrue:[
claus
parents:
diff changeset
  1815
	subViews do:[:s |
claus
parents:
diff changeset
  1816
	    s superViewChangedSize
claus
parents:
diff changeset
  1817
	]
claus
parents:
diff changeset
  1818
    ]
claus
parents:
diff changeset
  1819
claus
parents:
diff changeset
  1820
"
claus
parents:
diff changeset
  1821
    viewport isNil ifTrue:[
claus
parents:
diff changeset
  1822
	viewport := aRectangle.
claus
parents:
diff changeset
  1823
    ].
claus
parents:
diff changeset
  1824
"
claus
parents:
diff changeset
  1825
"
claus
parents:
diff changeset
  1826
    superView notNil ifTrue:[
claus
parents:
diff changeset
  1827
	self superViewChangedSize
claus
parents:
diff changeset
  1828
    ] ifFalse:[
claus
parents:
diff changeset
  1829
	originChanged := true.
claus
parents:
diff changeset
  1830
	extentChanged := true
claus
parents:
diff changeset
  1831
    ]
claus
parents:
diff changeset
  1832
"
claus
parents:
diff changeset
  1833
!
claus
parents:
diff changeset
  1834
claus
parents:
diff changeset
  1835
viewOrigin
claus
parents:
diff changeset
  1836
    "return the viewOrigin; thats the coordinate of the contents 
claus
parents:
diff changeset
  1837
     which is shown topLeft in the view 
claus
parents:
diff changeset
  1838
     (i.e. the origin of the visible part of the contents)."
claus
parents:
diff changeset
  1839
claus
parents:
diff changeset
  1840
    transformation isNil ifTrue:[
claus
parents:
diff changeset
  1841
	^ 0@0
claus
parents:
diff changeset
  1842
    ].
claus
parents:
diff changeset
  1843
    ^ transformation translation negated
claus
parents:
diff changeset
  1844
!
claus
parents:
diff changeset
  1845
claus
parents:
diff changeset
  1846
setViewOrigin:aPoint
claus
parents:
diff changeset
  1847
    "set the viewOrigin - i.e. virtually scroll without redrawing"
claus
parents:
diff changeset
  1848
claus
parents:
diff changeset
  1849
    |p|
claus
parents:
diff changeset
  1850
claus
parents:
diff changeset
  1851
    p := aPoint negated.
claus
parents:
diff changeset
  1852
    transformation isNil ifTrue:[
claus
parents:
diff changeset
  1853
	transformation := WindowingTransformation scale:1 translation:p 
claus
parents:
diff changeset
  1854
    ] ifFalse:[
claus
parents:
diff changeset
  1855
	transformation translation:p 
claus
parents:
diff changeset
  1856
    ].
claus
parents:
diff changeset
  1857
    clipRect notNil ifTrue:[
claus
parents:
diff changeset
  1858
	self setInnerClip.
claus
parents:
diff changeset
  1859
    ].
claus
parents:
diff changeset
  1860
!
claus
parents:
diff changeset
  1861
claus
parents:
diff changeset
  1862
viewport:aRectangle
claus
parents:
diff changeset
  1863
    "define my extend in my superviews coordinate-system."
claus
parents:
diff changeset
  1864
claus
parents:
diff changeset
  1865
"/    |relW relH relX relY winW winH|
claus
parents:
diff changeset
  1866
claus
parents:
diff changeset
  1867
    viewport := aRectangle.
claus
parents:
diff changeset
  1868
    self dimensionFromViewport
claus
parents:
diff changeset
  1869
"/
claus
parents:
diff changeset
  1870
"/    superView notNil ifTrue:[
claus
parents:
diff changeset
  1871
"/        superView window isNil ifTrue:[
claus
parents:
diff changeset
  1872
"/            winW := 1.
claus
parents:
diff changeset
  1873
"/            winH := 1
claus
parents:
diff changeset
  1874
"/        ] ifFalse:[
claus
parents:
diff changeset
  1875
"/            winW := superView window width.
claus
parents:
diff changeset
  1876
"/            winH := superView window height
claus
parents:
diff changeset
  1877
"/        ].
claus
parents:
diff changeset
  1878
"/        relW := (aRectangle width / winW) asFloat.
claus
parents:
diff changeset
  1879
"/        relH := (aRectangle height / winH) asFloat.
claus
parents:
diff changeset
  1880
"/        relX := (aRectangle left / winW) asFloat.
claus
parents:
diff changeset
  1881
"/        relY := (aRectangle top / winH) asFloat.
claus
parents:
diff changeset
  1882
"/        self origin:(relX @ relY) extent:(relW @ relH)
claus
parents:
diff changeset
  1883
"/    ]
claus
parents:
diff changeset
  1884
"/
claus
parents:
diff changeset
  1885
!
claus
parents:
diff changeset
  1886
claus
parents:
diff changeset
  1887
window:aRectangle viewport:vRect
claus
parents:
diff changeset
  1888
    window := aRectangle.
claus
parents:
diff changeset
  1889
    self viewport:vRect.
claus
parents:
diff changeset
  1890
    subViews notNil ifTrue:[
claus
parents:
diff changeset
  1891
	subViews do:[:s |
claus
parents:
diff changeset
  1892
	    s superViewChangedSize
claus
parents:
diff changeset
  1893
	]
claus
parents:
diff changeset
  1894
    ]
claus
parents:
diff changeset
  1895
!
claus
parents:
diff changeset
  1896
claus
parents:
diff changeset
  1897
scale
claus
parents:
diff changeset
  1898
    "return the scale factor (as point) of the transformation"
claus
parents:
diff changeset
  1899
claus
parents:
diff changeset
  1900
    transformation isNil ifTrue:[^ 1].
claus
parents:
diff changeset
  1901
    ^ transformation scale
claus
parents:
diff changeset
  1902
!
claus
parents:
diff changeset
  1903
claus
parents:
diff changeset
  1904
scale:aPoint
claus
parents:
diff changeset
  1905
    "set the scale factor of the transformation"
claus
parents:
diff changeset
  1906
claus
parents:
diff changeset
  1907
    transformation isNil ifTrue:[
claus
parents:
diff changeset
  1908
	aPoint = 1 ifTrue:[^ self].
claus
parents:
diff changeset
  1909
	transformation := WindowingTransformation scale:aPoint translation:0
claus
parents:
diff changeset
  1910
    ].
claus
parents:
diff changeset
  1911
claus
parents:
diff changeset
  1912
    transformation scale:aPoint.
claus
parents:
diff changeset
  1913
    self computeInnerClip
claus
parents:
diff changeset
  1914
!
claus
parents:
diff changeset
  1915
claus
parents:
diff changeset
  1916
xOriginOfContents
claus
parents:
diff changeset
  1917
    "return the x coordinate of the viewOrigin in pixels; 
claus
parents:
diff changeset
  1918
     used by scrollBars to compute thumb position within the document."
claus
parents:
diff changeset
  1919
claus
parents:
diff changeset
  1920
    ^ self viewOrigin x
claus
parents:
diff changeset
  1921
!
claus
parents:
diff changeset
  1922
claus
parents:
diff changeset
  1923
yOriginOfContents
claus
parents:
diff changeset
  1924
    "return the y coordinate of the viewOrigin in pixels; 
claus
parents:
diff changeset
  1925
     used by scrollBars to compute thumb position within the document."
claus
parents:
diff changeset
  1926
claus
parents:
diff changeset
  1927
    ^ self viewOrigin y
claus
parents:
diff changeset
  1928
!
claus
parents:
diff changeset
  1929
claus
parents:
diff changeset
  1930
heightOfContents
claus
parents:
diff changeset
  1931
    "return the height of the contents in logical units 
claus
parents:
diff changeset
  1932
     - defaults to views visible area here.
claus
parents:
diff changeset
  1933
    This method MUST be redefined in all view classess which are
claus
parents:
diff changeset
  1934
    going to be scrolled AND show data which has different size than
claus
parents:
diff changeset
  1935
    the view. For example, a view showing A4-size documents should return
claus
parents:
diff changeset
  1936
    the number of vertical pixels such a document has on this device.
claus
parents:
diff changeset
  1937
    A view showing a bitmap of height 1000 should return 1000.
claus
parents:
diff changeset
  1938
    If not redefined, scrollbars have no way of knowing the actual size
claus
parents:
diff changeset
  1939
    of the contents being shown. This is called by scrollBars to compute
claus
parents:
diff changeset
  1940
    the relative height of the document vs. the views actual size.
claus
parents:
diff changeset
  1941
    The value returned here must be based on a scale of 1, since users
claus
parents:
diff changeset
  1942
    of this will scale as appropriate."
claus
parents:
diff changeset
  1943
claus
parents:
diff changeset
  1944
    ^ self innerHeight max:(self maxSubViewBottom)
claus
parents:
diff changeset
  1945
!
claus
parents:
diff changeset
  1946
claus
parents:
diff changeset
  1947
widthOfContents
claus
parents:
diff changeset
  1948
claus
parents:
diff changeset
  1949
    ^ self innerWidth max:(self maxSubViewRight)
claus
parents:
diff changeset
  1950
claus
parents:
diff changeset
  1951
!
claus
parents:
diff changeset
  1952
claus
parents:
diff changeset
  1953
maxSubViewBottom 
claus
parents:
diff changeset
  1954
"/    subViews isNil ifTrue:[^ 0].
claus
parents:
diff changeset
  1955
"/    ^ subViews inject:0 into:[:maxSoFar :sub | (sub top + sub height) max:maxSoFar].
claus
parents:
diff changeset
  1956
      ^ 0
claus
parents:
diff changeset
  1957
!
claus
parents:
diff changeset
  1958
claus
parents:
diff changeset
  1959
maxSubViewRight 
claus
parents:
diff changeset
  1960
"/    subViews isNil ifTrue:[^ 0].
claus
parents:
diff changeset
  1961
"/    ^ subViews inject:0 into:[:maxSoFar :sub | (sub left + sub width) max:maxSoFar].
claus
parents:
diff changeset
  1962
    ^ 0
claus
parents:
diff changeset
  1963
! !
claus
parents:
diff changeset
  1964
claus
parents:
diff changeset
  1965
!SimpleView methodsFor:'accessing misc'!
claus
parents:
diff changeset
  1966
claus
parents:
diff changeset
  1967
clipRect:aRectangle
claus
parents:
diff changeset
  1968
    "set the clipping rectangle for drawing (in logical coordinates);
claus
parents:
diff changeset
  1969
     a nil argument turn off clipping (i.e. whole view is drawable).
claus
parents:
diff changeset
  1970
     Redefined to care for any margin."
claus
parents:
diff changeset
  1971
claus
parents:
diff changeset
  1972
    |x y w h|
claus
parents:
diff changeset
  1973
claus
parents:
diff changeset
  1974
    aRectangle isNil ifTrue:[
claus
parents:
diff changeset
  1975
	clipRect isNil ifTrue:[^ self].
claus
parents:
diff changeset
  1976
	gcId notNil ifTrue:[
claus
parents:
diff changeset
  1977
	    device noClipIn:gcId
claus
parents:
diff changeset
  1978
	]
claus
parents:
diff changeset
  1979
    ] ifFalse:[
claus
parents:
diff changeset
  1980
	clipRect notNil ifTrue:[
claus
parents:
diff changeset
  1981
	    (clipRect = aRectangle) ifTrue:[^ self]
claus
parents:
diff changeset
  1982
	].
claus
parents:
diff changeset
  1983
	gcId notNil ifTrue:[
claus
parents:
diff changeset
  1984
	    x := aRectangle left.
claus
parents:
diff changeset
  1985
	    y := aRectangle top.
claus
parents:
diff changeset
  1986
	    w := aRectangle width.
claus
parents:
diff changeset
  1987
	    h := aRectangle height.
claus
parents:
diff changeset
  1988
	    transformation notNil ifTrue:[
claus
parents:
diff changeset
  1989
		x := transformation applyToX:x.
claus
parents:
diff changeset
  1990
		y := transformation applyToY:y.
claus
parents:
diff changeset
  1991
		w := transformation applyScaleX:w.
claus
parents:
diff changeset
  1992
		h := transformation applyScaleY:h.
claus
parents:
diff changeset
  1993
	    ].
claus
parents:
diff changeset
  1994
	    (x isMemberOf:SmallInteger) ifFalse:[
claus
parents:
diff changeset
  1995
		w := w + (x - x truncated).
claus
parents:
diff changeset
  1996
		x := x truncated
claus
parents:
diff changeset
  1997
	    ].
claus
parents:
diff changeset
  1998
	    (y isMemberOf:SmallInteger) ifFalse:[
claus
parents:
diff changeset
  1999
		h := h + (y - y truncated).
claus
parents:
diff changeset
  2000
		y := y truncated
claus
parents:
diff changeset
  2001
	    ].
claus
parents:
diff changeset
  2002
	    (w isMemberOf:SmallInteger) ifFalse:[
claus
parents:
diff changeset
  2003
		w := w truncated + 1
claus
parents:
diff changeset
  2004
	    ].
claus
parents:
diff changeset
  2005
	    (h isMemberOf:SmallInteger) ifFalse:[
claus
parents:
diff changeset
  2006
		h := h truncated + 1
claus
parents:
diff changeset
  2007
	    ].
claus
parents:
diff changeset
  2008
	    x < margin ifTrue:[
claus
parents:
diff changeset
  2009
		x := margin.
claus
parents:
diff changeset
  2010
	    ].
claus
parents:
diff changeset
  2011
	    y < margin ifTrue:[
claus
parents:
diff changeset
  2012
		y := margin.
claus
parents:
diff changeset
  2013
	    ].
claus
parents:
diff changeset
  2014
	    x + w - 1 >= (width-margin) ifTrue:[
claus
parents:
diff changeset
  2015
		w := width - margin - x
claus
parents:
diff changeset
  2016
	    ].
claus
parents:
diff changeset
  2017
	    y + h - 1 >= (height-margin) ifTrue:[
claus
parents:
diff changeset
  2018
		h := height - margin - y
claus
parents:
diff changeset
  2019
	    ].
claus
parents:
diff changeset
  2020
	    device setClipX:x y:y width:w height:h in:gcId
claus
parents:
diff changeset
  2021
	]
claus
parents:
diff changeset
  2022
    ].
claus
parents:
diff changeset
  2023
    clipRect := aRectangle
claus
parents:
diff changeset
  2024
! !
claus
parents:
diff changeset
  2025
claus
parents:
diff changeset
  2026
!SimpleView methodsFor:'ST-80 compatibility'!
claus
parents:
diff changeset
  2027
claus
parents:
diff changeset
  2028
checkForEvents
claus
parents:
diff changeset
  2029
    (shown and:[windowGroup notNil]) ifTrue:[windowGroup processEvents].
claus
parents:
diff changeset
  2030
!
claus
parents:
diff changeset
  2031
claus
parents:
diff changeset
  2032
sensor
claus
parents:
diff changeset
  2033
    "return the views sensor"
claus
parents:
diff changeset
  2034
claus
parents:
diff changeset
  2035
    windowGroup notNil ifTrue:[
claus
parents:
diff changeset
  2036
	^ windowGroup sensor.
claus
parents:
diff changeset
  2037
    ].
claus
parents:
diff changeset
  2038
    ^ nil
claus
parents:
diff changeset
  2039
! !
claus
parents:
diff changeset
  2040
claus
parents:
diff changeset
  2041
!SimpleView methodsFor:'change & update'!
claus
parents:
diff changeset
  2042
claus
parents:
diff changeset
  2043
update:aspect
claus
parents:
diff changeset
  2044
    "an update request - ignored here. Can be redefined in subclasses"
claus
parents:
diff changeset
  2045
claus
parents:
diff changeset
  2046
    ^ self
claus
parents:
diff changeset
  2047
!
claus
parents:
diff changeset
  2048
claus
parents:
diff changeset
  2049
update
claus
parents:
diff changeset
  2050
    "an update request - ignored here. Can be redefined in subclasses."
claus
parents:
diff changeset
  2051
claus
parents:
diff changeset
  2052
    ^ self
claus
parents:
diff changeset
  2053
!
claus
parents:
diff changeset
  2054
claus
parents:
diff changeset
  2055
update:aspect with:aParameter from:changedObject
claus
parents:
diff changeset
  2056
    "an update request"
claus
parents:
diff changeset
  2057
claus
parents:
diff changeset
  2058
    aspect == #sizeOfView ifTrue:[
claus
parents:
diff changeset
  2059
	"one of the views we depend on changed its size"
claus
parents:
diff changeset
  2060
	^ self superViewChangedSize.
claus
parents:
diff changeset
  2061
    ].
claus
parents:
diff changeset
  2062
    ^super update:aspect with:aParameter from:changedObject
claus
parents:
diff changeset
  2063
! !
claus
parents:
diff changeset
  2064
claus
parents:
diff changeset
  2065
!SimpleView methodsFor:'accessing-misc'!
claus
parents:
diff changeset
  2066
claus
parents:
diff changeset
  2067
shown
claus
parents:
diff changeset
  2068
    "return true if the view is shown; false if hidden"
claus
parents:
diff changeset
  2069
claus
parents:
diff changeset
  2070
    ^ shown
claus
parents:
diff changeset
  2071
!
claus
parents:
diff changeset
  2072
claus
parents:
diff changeset
  2073
inputOnly
claus
parents:
diff changeset
  2074
    "return true, if this view is an input-only view;
claus
parents:
diff changeset
  2075
     input only views are transparent and can be layed on top of a view to
claus
parents:
diff changeset
  2076
     catch its input"
claus
parents:
diff changeset
  2077
claus
parents:
diff changeset
  2078
    ^ false
claus
parents:
diff changeset
  2079
!
claus
parents:
diff changeset
  2080
claus
parents:
diff changeset
  2081
createOnTop
claus
parents:
diff changeset
  2082
    "return true, if this view should be put on top (raised) automatically.
claus
parents:
diff changeset
  2083
     usually this is true for alertBoxes etc."
claus
parents:
diff changeset
  2084
claus
parents:
diff changeset
  2085
    ^ false
claus
parents:
diff changeset
  2086
!
claus
parents:
diff changeset
  2087
claus
parents:
diff changeset
  2088
is3D
claus
parents:
diff changeset
  2089
    "return true, if my style is some kind of 3D style - will change"
claus
parents:
diff changeset
  2090
claus
parents:
diff changeset
  2091
    ^ StyleSheet is3D
claus
parents:
diff changeset
  2092
!
claus
parents:
diff changeset
  2093
claus
parents:
diff changeset
  2094
raise
claus
parents:
diff changeset
  2095
    "bring to front"
claus
parents:
diff changeset
  2096
claus
parents:
diff changeset
  2097
    drawableId isNil ifTrue:[self create].
claus
parents:
diff changeset
  2098
    device raiseWindow:drawableId
claus
parents:
diff changeset
  2099
!
claus
parents:
diff changeset
  2100
claus
parents:
diff changeset
  2101
viewGravity:gravity
claus
parents:
diff changeset
  2102
    "set the viewGravity - thats the direction where the view will move
claus
parents:
diff changeset
  2103
     when the superView is resized."
claus
parents:
diff changeset
  2104
claus
parents:
diff changeset
  2105
    viewGravity ~~ gravity ifTrue:[
claus
parents:
diff changeset
  2106
	viewGravity := gravity.
claus
parents:
diff changeset
  2107
	drawableId notNil ifTrue:[
claus
parents:
diff changeset
  2108
	    device setWindowGravity:gravity in:drawableId
claus
parents:
diff changeset
  2109
	]
claus
parents:
diff changeset
  2110
    ]
claus
parents:
diff changeset
  2111
!
claus
parents:
diff changeset
  2112
claus
parents:
diff changeset
  2113
viewGravity
claus
parents:
diff changeset
  2114
    "return the viewGravity - thats the direction where the view will move
claus
parents:
diff changeset
  2115
     when the superView is resized."
claus
parents:
diff changeset
  2116
claus
parents:
diff changeset
  2117
    ^ viewGravity
claus
parents:
diff changeset
  2118
!
claus
parents:
diff changeset
  2119
claus
parents:
diff changeset
  2120
hidden:aBoolean
claus
parents:
diff changeset
  2121
    "if the argument is true, the receiver view will not
claus
parents:
diff changeset
  2122
     be realized automatically when superview is realized"
claus
parents:
diff changeset
  2123
claus
parents:
diff changeset
  2124
    hidden := aBoolean
claus
parents:
diff changeset
  2125
!
claus
parents:
diff changeset
  2126
claus
parents:
diff changeset
  2127
bitGravity
claus
parents:
diff changeset
  2128
    "return the bitGravity - thats the direction where the contents will move
claus
parents:
diff changeset
  2129
     when the the view is resized."
claus
parents:
diff changeset
  2130
claus
parents:
diff changeset
  2131
    ^ bitGravity
claus
parents:
diff changeset
  2132
!
claus
parents:
diff changeset
  2133
claus
parents:
diff changeset
  2134
bitGravity:gravity
claus
parents:
diff changeset
  2135
    "set the bitGravity - thats the direction where the contents will move
claus
parents:
diff changeset
  2136
     when the view is resized."
claus
parents:
diff changeset
  2137
claus
parents:
diff changeset
  2138
    bitGravity ~~ gravity ifTrue:[
claus
parents:
diff changeset
  2139
	bitGravity := gravity.
claus
parents:
diff changeset
  2140
	drawableId notNil ifTrue:[
claus
parents:
diff changeset
  2141
	    device setBitGravity:gravity in:drawableId
claus
parents:
diff changeset
  2142
	]
claus
parents:
diff changeset
  2143
    ]
claus
parents:
diff changeset
  2144
!
claus
parents:
diff changeset
  2145
claus
parents:
diff changeset
  2146
canDrop:anObjectOrCollection
claus
parents:
diff changeset
  2147
    "return true, if anObjectOrCollection can be
claus
parents:
diff changeset
  2148
     dropped in the receiver. This method should be
claus
parents:
diff changeset
  2149
     redefined in views which can take objects"
claus
parents:
diff changeset
  2150
claus
parents:
diff changeset
  2151
    ^ false
claus
parents:
diff changeset
  2152
!
claus
parents:
diff changeset
  2153
claus
parents:
diff changeset
  2154
isCollapsed
claus
parents:
diff changeset
  2155
    "ST80 compatibility: return true if the view is not shown (i.e. iconified)"
claus
parents:
diff changeset
  2156
claus
parents:
diff changeset
  2157
    ^ shown not
claus
parents:
diff changeset
  2158
!
claus
parents:
diff changeset
  2159
claus
parents:
diff changeset
  2160
hidden
claus
parents:
diff changeset
  2161
    "return true, if the view does not want to be realized
claus
parents:
diff changeset
  2162
     automatically when superview is realized"
claus
parents:
diff changeset
  2163
claus
parents:
diff changeset
  2164
    ^ hidden
claus
parents:
diff changeset
  2165
!
claus
parents:
diff changeset
  2166
claus
parents:
diff changeset
  2167
lower
claus
parents:
diff changeset
  2168
    "bring to back"
claus
parents:
diff changeset
  2169
claus
parents:
diff changeset
  2170
    drawableId isNil ifTrue:[self create].
claus
parents:
diff changeset
  2171
    device lowerWindow:drawableId
claus
parents:
diff changeset
  2172
! !
claus
parents:
diff changeset
  2173
claus
parents:
diff changeset
  2174
!SimpleView methodsFor:'initialization'!
claus
parents:
diff changeset
  2175
claus
parents:
diff changeset
  2176
defaultControllerClass
claus
parents:
diff changeset
  2177
    ^ nil "/ Controller
claus
parents:
diff changeset
  2178
!
claus
parents:
diff changeset
  2179
claus
parents:
diff changeset
  2180
initEvents
claus
parents:
diff changeset
  2181
    "will be sent by create - can be redefined by subclasses to enable
claus
parents:
diff changeset
  2182
     view events"
claus
parents:
diff changeset
  2183
claus
parents:
diff changeset
  2184
    ^ self
claus
parents:
diff changeset
  2185
!
claus
parents:
diff changeset
  2186
claus
parents:
diff changeset
  2187
initialize
claus
parents:
diff changeset
  2188
    "initialize all state of the view - usually redefined in subclasses,
claus
parents:
diff changeset
  2189
     but always doing a 'super initialize'. Each class should setup its
claus
parents:
diff changeset
  2190
     locals - and not forget the others.
claus
parents:
diff changeset
  2191
     View setup is separated into two parts, the general setup done here
claus
parents:
diff changeset
  2192
     and the style specific setup in initStyle. Each view should be prepared
claus
parents:
diff changeset
  2193
     for a stylechange by being sent another initStyle with a new style value.
claus
parents:
diff changeset
  2194
     (in this case, it should set all of its style-dependent things, but
claus
parents:
diff changeset
  2195
      leave the state and contents as-is)"
claus
parents:
diff changeset
  2196
claus
parents:
diff changeset
  2197
    |ext controllerClass|
claus
parents:
diff changeset
  2198
claus
parents:
diff changeset
  2199
    super initialize.
claus
parents:
diff changeset
  2200
claus
parents:
diff changeset
  2201
    font := DefaultFont.
claus
parents:
diff changeset
  2202
claus
parents:
diff changeset
  2203
    shown := hidden := realized := false.
claus
parents:
diff changeset
  2204
claus
parents:
diff changeset
  2205
    "fill in some defaults - some of them are usually redefined in subclasses
claus
parents:
diff changeset
  2206
     initialize methods"
claus
parents:
diff changeset
  2207
claus
parents:
diff changeset
  2208
    name := self class name asString asLowercaseFirst.
claus
parents:
diff changeset
  2209
    ext := self class defaultExtent.
claus
parents:
diff changeset
  2210
claus
parents:
diff changeset
  2211
    level := 0.
claus
parents:
diff changeset
  2212
    margin := 0.
claus
parents:
diff changeset
  2213
claus
parents:
diff changeset
  2214
    resources := self class classResources.
claus
parents:
diff changeset
  2215
claus
parents:
diff changeset
  2216
    self initStyle.
claus
parents:
diff changeset
  2217
claus
parents:
diff changeset
  2218
    left := 0.
claus
parents:
diff changeset
  2219
    top := 0.
claus
parents:
diff changeset
  2220
    width := ext x.
claus
parents:
diff changeset
  2221
    height := ext y.
claus
parents:
diff changeset
  2222
"/    leftInset := 0.
claus
parents:
diff changeset
  2223
"/    topInset := 0.
claus
parents:
diff changeset
  2224
"/    rightInset := 0.
claus
parents:
diff changeset
  2225
"/    bottomInset := 0.
claus
parents:
diff changeset
  2226
claus
parents:
diff changeset
  2227
    originChanged := extentChanged := false.
claus
parents:
diff changeset
  2228
    bitGravity := nil.
claus
parents:
diff changeset
  2229
    viewGravity := nil.
claus
parents:
diff changeset
  2230
claus
parents:
diff changeset
  2231
    controllerClass := self defaultControllerClass.
claus
parents:
diff changeset
  2232
    controllerClass notNil ifTrue:[
claus
parents:
diff changeset
  2233
	controller := controllerClass new.
claus
parents:
diff changeset
  2234
	controller view:self.
claus
parents:
diff changeset
  2235
    ].
claus
parents:
diff changeset
  2236
!
claus
parents:
diff changeset
  2237
claus
parents:
diff changeset
  2238
initStyle
claus
parents:
diff changeset
  2239
    "this method sets up all style dependent things"
claus
parents:
diff changeset
  2240
claus
parents:
diff changeset
  2241
    "
claus
parents:
diff changeset
  2242
     when coming here the first time, we read the styleSheet
claus
parents:
diff changeset
  2243
     and keep the values in fast class variables
claus
parents:
diff changeset
  2244
    "
claus
parents:
diff changeset
  2245
    StyleSheet isNil ifTrue:[
claus
parents:
diff changeset
  2246
	self class updateStyleCache
claus
parents:
diff changeset
  2247
    ].
claus
parents:
diff changeset
  2248
claus
parents:
diff changeset
  2249
    style := DefaultStyle.
claus
parents:
diff changeset
  2250
claus
parents:
diff changeset
  2251
    borderWidth := DefaultBorderWidth.
claus
parents:
diff changeset
  2252
    borderWidth isNil ifTrue:[borderWidth := 1].
claus
parents:
diff changeset
  2253
claus
parents:
diff changeset
  2254
    viewBackground := DefaultViewBackgroundColor "on:device".
claus
parents:
diff changeset
  2255
claus
parents:
diff changeset
  2256
    DefaultLightColor notNil ifTrue:[
claus
parents:
diff changeset
  2257
	lightColor := DefaultLightColor.
claus
parents:
diff changeset
  2258
    ] ifFalse:[
claus
parents:
diff changeset
  2259
	device hasGreyscales ifTrue:[
claus
parents:
diff changeset
  2260
	    DefaultLightColor := lightColor := viewBackground lightened.
claus
parents:
diff changeset
  2261
	] ifFalse:[
claus
parents:
diff changeset
  2262
	    "
claus
parents:
diff changeset
  2263
	     this seems strange: on B&W light color is darker than
claus
parents:
diff changeset
  2264
	     normal viewBackground (White) to make the boundary of
claus
parents:
diff changeset
  2265
	     the view visible
claus
parents:
diff changeset
  2266
	    "
claus
parents:
diff changeset
  2267
	    lightColor := Color grey:50
claus
parents:
diff changeset
  2268
	]
claus
parents:
diff changeset
  2269
    ].
claus
parents:
diff changeset
  2270
    DefaultShadowColor notNil ifTrue:[
claus
parents:
diff changeset
  2271
	shadowColor := DefaultShadowColor.
claus
parents:
diff changeset
  2272
    ] ifFalse:[
claus
parents:
diff changeset
  2273
	shadowColor := Black
claus
parents:
diff changeset
  2274
    ].
claus
parents:
diff changeset
  2275
claus
parents:
diff changeset
  2276
    lightColor := lightColor "on:device".
claus
parents:
diff changeset
  2277
    shadowColor := shadowColor "on:device".
claus
parents:
diff changeset
  2278
    borderColor := DefaultBorderColor " on:device".
claus
parents:
diff changeset
  2279
    font := DefaultFont on:device.
claus
parents:
diff changeset
  2280
!
claus
parents:
diff changeset
  2281
claus
parents:
diff changeset
  2282
prepareForReinit
claus
parents:
diff changeset
  2283
    super prepareForReinit.
claus
parents:
diff changeset
  2284
    windowGroup notNil ifTrue:[
claus
parents:
diff changeset
  2285
	windowGroup reinitialize
claus
parents:
diff changeset
  2286
    ]
claus
parents:
diff changeset
  2287
!
claus
parents:
diff changeset
  2288
claus
parents:
diff changeset
  2289
reinitialize
claus
parents:
diff changeset
  2290
    "this is called right snapIn"
claus
parents:
diff changeset
  2291
claus
parents:
diff changeset
  2292
    |myController|
claus
parents:
diff changeset
  2293
claus
parents:
diff changeset
  2294
    "if I have already been reinited - return"
claus
parents:
diff changeset
  2295
    drawableId notNil ifTrue:[
claus
parents:
diff changeset
  2296
	^ self
claus
parents:
diff changeset
  2297
    ].
claus
parents:
diff changeset
  2298
claus
parents:
diff changeset
  2299
    "
claus
parents:
diff changeset
  2300
     superView must be there, first
claus
parents:
diff changeset
  2301
    "
claus
parents:
diff changeset
  2302
    superView notNil ifTrue:[
claus
parents:
diff changeset
  2303
	superView id isNil ifTrue:[
claus
parents:
diff changeset
  2304
	    superView reinitialize
claus
parents:
diff changeset
  2305
	]
claus
parents:
diff changeset
  2306
    ].
claus
parents:
diff changeset
  2307
claus
parents:
diff changeset
  2308
    myController := controller.
claus
parents:
diff changeset
  2309
    controller := nil.
claus
parents:
diff changeset
  2310
    self recreate.
claus
parents:
diff changeset
  2311
claus
parents:
diff changeset
  2312
    "if I was mapped, do it again"
claus
parents:
diff changeset
  2313
    realized ifTrue:[
claus
parents:
diff changeset
  2314
	"only remap if I have a superview - otherwise, I might be
claus
parents:
diff changeset
  2315
	 a hidden iconView or menu ..."
claus
parents:
diff changeset
  2316
	superView notNil ifTrue:[
claus
parents:
diff changeset
  2317
"/            shown ifTrue:[
claus
parents:
diff changeset
  2318
		device mapView:self id:drawableId iconified:false
claus
parents:
diff changeset
  2319
			   atX:left y:top width:width height:height
claus
parents:
diff changeset
  2320
"/            ].
claus
parents:
diff changeset
  2321
	].
claus
parents:
diff changeset
  2322
    ].
claus
parents:
diff changeset
  2323
claus
parents:
diff changeset
  2324
    "restore controller"
claus
parents:
diff changeset
  2325
    controller := myController
claus
parents:
diff changeset
  2326
!
claus
parents:
diff changeset
  2327
claus
parents:
diff changeset
  2328
reinitStyle
claus
parents:
diff changeset
  2329
    "this method is called for a style change"
claus
parents:
diff changeset
  2330
claus
parents:
diff changeset
  2331
    |t|
claus
parents:
diff changeset
  2332
claus
parents:
diff changeset
  2333
    self initStyle.
claus
parents:
diff changeset
  2334
    drawableId notNil ifTrue:[
claus
parents:
diff changeset
  2335
	"force a change"
claus
parents:
diff changeset
  2336
	t := borderWidth. borderWidth := nil. self borderWidth:t.
claus
parents:
diff changeset
  2337
	t := viewBackground. viewBackground := nil. self viewBackground:t.
claus
parents:
diff changeset
  2338
	self clear.
claus
parents:
diff changeset
  2339
	self redraw
claus
parents:
diff changeset
  2340
    ].
claus
parents:
diff changeset
  2341
! !
claus
parents:
diff changeset
  2342
claus
parents:
diff changeset
  2343
!SimpleView methodsFor:'accessing-hierarchy'!
claus
parents:
diff changeset
  2344
claus
parents:
diff changeset
  2345
superView:aView
claus
parents:
diff changeset
  2346
    "set my superView to be aView"
claus
parents:
diff changeset
  2347
claus
parents:
diff changeset
  2348
    superView := aView
claus
parents:
diff changeset
  2349
!
claus
parents:
diff changeset
  2350
claus
parents:
diff changeset
  2351
superView
claus
parents:
diff changeset
  2352
    "return my superView"
claus
parents:
diff changeset
  2353
claus
parents:
diff changeset
  2354
    ^ superView
claus
parents:
diff changeset
  2355
!
claus
parents:
diff changeset
  2356
claus
parents:
diff changeset
  2357
subViews
claus
parents:
diff changeset
  2358
    "return the collection of subviews"
claus
parents:
diff changeset
  2359
claus
parents:
diff changeset
  2360
    ^ subViews
claus
parents:
diff changeset
  2361
!
claus
parents:
diff changeset
  2362
claus
parents:
diff changeset
  2363
topView
claus
parents:
diff changeset
  2364
    "return the topView - thats the one with no superview"
claus
parents:
diff changeset
  2365
claus
parents:
diff changeset
  2366
    |v|
claus
parents:
diff changeset
  2367
claus
parents:
diff changeset
  2368
    v := self.
claus
parents:
diff changeset
  2369
    [v notNil] whileTrue:[
claus
parents:
diff changeset
  2370
	v superView isNil ifTrue:[^ v].
claus
parents:
diff changeset
  2371
	v := v superView
claus
parents:
diff changeset
  2372
    ].
claus
parents:
diff changeset
  2373
claus
parents:
diff changeset
  2374
    ^ nil
claus
parents:
diff changeset
  2375
!
claus
parents:
diff changeset
  2376
claus
parents:
diff changeset
  2377
subViews:aListOfViews
claus
parents:
diff changeset
  2378
    "set the collection of subviews"
claus
parents:
diff changeset
  2379
claus
parents:
diff changeset
  2380
    subViews := aListOfViews.
claus
parents:
diff changeset
  2381
    subViews notNil ifTrue:[
claus
parents:
diff changeset
  2382
	subViews do:[:view |
claus
parents:
diff changeset
  2383
	    view superView:self
claus
parents:
diff changeset
  2384
	]
claus
parents:
diff changeset
  2385
    ]
claus
parents:
diff changeset
  2386
! !
claus
parents:
diff changeset
  2387
claus
parents:
diff changeset
  2388
!SimpleView methodsFor:'event handling'!
claus
parents:
diff changeset
  2389
claus
parents:
diff changeset
  2390
exposeX:x y:y width:w height:h
claus
parents:
diff changeset
  2391
    "a low level redraw event from device
claus
parents:
diff changeset
  2392
      - let subclass handle the redraw and take care of edges here"
claus
parents:
diff changeset
  2393
claus
parents:
diff changeset
  2394
    |leftEdge topEdge rightEdge botEdge anyEdge nx ny nw nh old|
claus
parents:
diff changeset
  2395
claus
parents:
diff changeset
  2396
    nw := w.
claus
parents:
diff changeset
  2397
    nh := h.
claus
parents:
diff changeset
  2398
    nx := x.
claus
parents:
diff changeset
  2399
    ny := y.
claus
parents:
diff changeset
  2400
claus
parents:
diff changeset
  2401
    anyEdge := false.
claus
parents:
diff changeset
  2402
claus
parents:
diff changeset
  2403
    "
claus
parents:
diff changeset
  2404
     check if there is a need to draw an edge (i.e. if margin is hit)
claus
parents:
diff changeset
  2405
    "
claus
parents:
diff changeset
  2406
    (margin ~~ 0) ifTrue:[
claus
parents:
diff changeset
  2407
	leftEdge := false.
claus
parents:
diff changeset
  2408
	topEdge := false.
claus
parents:
diff changeset
  2409
	rightEdge := false.
claus
parents:
diff changeset
  2410
	botEdge := false.
claus
parents:
diff changeset
  2411
	transformation notNil ifTrue:[
claus
parents:
diff changeset
  2412
	    "
claus
parents:
diff changeset
  2413
	     need device coordinates for this test
claus
parents:
diff changeset
  2414
	    "
claus
parents:
diff changeset
  2415
	    nx := transformation applyToX:nx.
claus
parents:
diff changeset
  2416
	    ny := transformation applyToY:ny.
claus
parents:
diff changeset
  2417
	    nw := transformation applyScaleX:nw.
claus
parents:
diff changeset
  2418
	    nh := transformation applyScaleY:nh.
claus
parents:
diff changeset
  2419
	].
claus
parents:
diff changeset
  2420
	"
claus
parents:
diff changeset
  2421
	 adjust expose rectangle, to exclude the margin.
claus
parents:
diff changeset
  2422
	 Care for rounding errors ...
claus
parents:
diff changeset
  2423
	"
claus
parents:
diff changeset
  2424
	(nx isMemberOf:SmallInteger) ifFalse:[
claus
parents:
diff changeset
  2425
	    old := nx.
claus
parents:
diff changeset
  2426
	    nx := nx truncated.
claus
parents:
diff changeset
  2427
	    nw := nw + (nx - old).
claus
parents:
diff changeset
  2428
	].
claus
parents:
diff changeset
  2429
	(ny isMemberOf:SmallInteger) ifFalse:[
claus
parents:
diff changeset
  2430
	    old := ny.
claus
parents:
diff changeset
  2431
	    ny := ny truncated.
claus
parents:
diff changeset
  2432
	    nh := nh + (ny - old).
claus
parents:
diff changeset
  2433
	].
claus
parents:
diff changeset
  2434
	(nw isMemberOf:SmallInteger) ifFalse:[
claus
parents:
diff changeset
  2435
	    nw := nw truncated + 1
claus
parents:
diff changeset
  2436
	].
claus
parents:
diff changeset
  2437
	(nh isMemberOf:SmallInteger) ifFalse:[
claus
parents:
diff changeset
  2438
	    nh := nh truncated + 1
claus
parents:
diff changeset
  2439
	].
claus
parents:
diff changeset
  2440
	(nx < margin) ifTrue:[
claus
parents:
diff changeset
  2441
	    old := nx.
claus
parents:
diff changeset
  2442
	    nx := margin.
claus
parents:
diff changeset
  2443
	    nw := nw - (nx - old).
claus
parents:
diff changeset
  2444
	    leftEdge := anyEdge := true.
claus
parents:
diff changeset
  2445
	].
claus
parents:
diff changeset
  2446
	((nx + nw - 1) >= (width - margin)) ifTrue:[
claus
parents:
diff changeset
  2447
	    nw := (width - margin - nx).
claus
parents:
diff changeset
  2448
	    rightEdge := anyEdge := true.
claus
parents:
diff changeset
  2449
	].
claus
parents:
diff changeset
  2450
	(ny < margin) ifTrue:[
claus
parents:
diff changeset
  2451
	    old := ny.
claus
parents:
diff changeset
  2452
	    ny := margin.
claus
parents:
diff changeset
  2453
	    nh := nh - (ny - old).
claus
parents:
diff changeset
  2454
	    topEdge := anyEdge := true.
claus
parents:
diff changeset
  2455
	].
claus
parents:
diff changeset
  2456
	((ny + nh - 1) >= (height - margin)) ifTrue:[
claus
parents:
diff changeset
  2457
	    nh := (height - margin - ny).
claus
parents:
diff changeset
  2458
	    botEdge := anyEdge := true.
claus
parents:
diff changeset
  2459
	].
claus
parents:
diff changeset
  2460
	transformation notNil ifTrue:[
claus
parents:
diff changeset
  2461
	    "
claus
parents:
diff changeset
  2462
	     need logical coordinates for redraw
claus
parents:
diff changeset
  2463
	    "
claus
parents:
diff changeset
  2464
	    nx := transformation applyInverseToX:nx.
claus
parents:
diff changeset
  2465
	    ny := transformation applyInverseToY:ny.
claus
parents:
diff changeset
  2466
	    nw := transformation applyInverseScaleX:nw.
claus
parents:
diff changeset
  2467
	    nh := transformation applyInverseScaleY:nh.
claus
parents:
diff changeset
  2468
	].
claus
parents:
diff changeset
  2469
    ].
claus
parents:
diff changeset
  2470
claus
parents:
diff changeset
  2471
    "
claus
parents:
diff changeset
  2472
     redraw inside area
claus
parents:
diff changeset
  2473
    "
claus
parents:
diff changeset
  2474
    self redrawX:nx y:ny width:nw height:nh.
claus
parents:
diff changeset
  2475
claus
parents:
diff changeset
  2476
    "
claus
parents:
diff changeset
  2477
     redraw edge(s)
claus
parents:
diff changeset
  2478
    "
claus
parents:
diff changeset
  2479
    anyEdge ifTrue:[
claus
parents:
diff changeset
  2480
	self clipRect:nil.
claus
parents:
diff changeset
  2481
	(topEdge and:[leftEdge and:[botEdge and:[rightEdge]]]) ifTrue:[
claus
parents:
diff changeset
  2482
	    self drawEdges
claus
parents:
diff changeset
  2483
	] ifFalse:[
claus
parents:
diff changeset
  2484
	    topEdge ifTrue:[
claus
parents:
diff changeset
  2485
		self drawTopEdge
claus
parents:
diff changeset
  2486
	    ].
claus
parents:
diff changeset
  2487
	    leftEdge ifTrue:[
claus
parents:
diff changeset
  2488
		self drawLeftEdge
claus
parents:
diff changeset
  2489
	    ].
claus
parents:
diff changeset
  2490
	    botEdge ifTrue:[
claus
parents:
diff changeset
  2491
		self drawBottomEdge
claus
parents:
diff changeset
  2492
	    ].
claus
parents:
diff changeset
  2493
	    rightEdge ifTrue:[
claus
parents:
diff changeset
  2494
		self drawRightEdge
claus
parents:
diff changeset
  2495
	    ]
claus
parents:
diff changeset
  2496
	].
claus
parents:
diff changeset
  2497
	self clipRect:innerClipRect
claus
parents:
diff changeset
  2498
    ]
claus
parents:
diff changeset
  2499
!
claus
parents:
diff changeset
  2500
claus
parents:
diff changeset
  2501
superViewMapped
claus
parents:
diff changeset
  2502
    "my superview was mapped (became visible)"
claus
parents:
diff changeset
  2503
claus
parents:
diff changeset
  2504
    realized ifTrue:[
claus
parents:
diff changeset
  2505
	shown := true.
claus
parents:
diff changeset
  2506
	subViews notNil ifTrue:[
claus
parents:
diff changeset
  2507
	    subViews do:[:v |
claus
parents:
diff changeset
  2508
		v superViewMapped
claus
parents:
diff changeset
  2509
	    ]
claus
parents:
diff changeset
  2510
	]
claus
parents:
diff changeset
  2511
    ].
claus
parents:
diff changeset
  2512
!
claus
parents:
diff changeset
  2513
claus
parents:
diff changeset
  2514
configureX:x y:y width:newWidth height:newHeight
claus
parents:
diff changeset
  2515
    "my size has changed by window manager action"
claus
parents:
diff changeset
  2516
claus
parents:
diff changeset
  2517
    |how anyEdge mustRedrawBottomEdge mustRedrawRightEdge|
claus
parents:
diff changeset
  2518
claus
parents:
diff changeset
  2519
    left := x.
claus
parents:
diff changeset
  2520
    top := y.
claus
parents:
diff changeset
  2521
    ((width ~~ newWidth) or:[height ~~ newHeight]) ifTrue:[
claus
parents:
diff changeset
  2522
	realized ifFalse:[
claus
parents:
diff changeset
  2523
	    width := newWidth.
claus
parents:
diff changeset
  2524
	    height := newHeight.
claus
parents:
diff changeset
  2525
	    extentChanged := true.
claus
parents:
diff changeset
  2526
	    ^ self
claus
parents:
diff changeset
  2527
	].
claus
parents:
diff changeset
  2528
claus
parents:
diff changeset
  2529
	((newWidth <= width) and:[newHeight <= height]) ifTrue:[
claus
parents:
diff changeset
  2530
	    how := #smaller
claus
parents:
diff changeset
  2531
	].
claus
parents:
diff changeset
  2532
claus
parents:
diff changeset
  2533
	level ~~ 0 ifTrue:[
claus
parents:
diff changeset
  2534
	    mustRedrawBottomEdge := newHeight < height.
claus
parents:
diff changeset
  2535
	    mustRedrawRightEdge := newWidth < width.
claus
parents:
diff changeset
  2536
	    anyEdge := mustRedrawBottomEdge or:[mustRedrawRightEdge]
claus
parents:
diff changeset
  2537
	] ifFalse:[
claus
parents:
diff changeset
  2538
	    anyEdge := false
claus
parents:
diff changeset
  2539
	].
claus
parents:
diff changeset
  2540
claus
parents:
diff changeset
  2541
	width := newWidth.
claus
parents:
diff changeset
  2542
	height := newHeight.
claus
parents:
diff changeset
  2543
claus
parents:
diff changeset
  2544
	"recompute inner-clip if needed"
claus
parents:
diff changeset
  2545
	self setInnerClip.
claus
parents:
diff changeset
  2546
claus
parents:
diff changeset
  2547
	"
claus
parents:
diff changeset
  2548
	 must first process pending exposes;
claus
parents:
diff changeset
  2549
	 otherwise, those may be drawn at a wrong position
claus
parents:
diff changeset
  2550
	"
claus
parents:
diff changeset
  2551
	windowGroup notNil ifTrue:[
claus
parents:
diff changeset
  2552
	    windowGroup processExposeEvents
claus
parents:
diff changeset
  2553
	].
claus
parents:
diff changeset
  2554
	self sizeChanged:how.
claus
parents:
diff changeset
  2555
claus
parents:
diff changeset
  2556
	(anyEdge and:[shown]) ifTrue:[
claus
parents:
diff changeset
  2557
	    self clipRect:nil.
claus
parents:
diff changeset
  2558
	    mustRedrawBottomEdge ifTrue:[
claus
parents:
diff changeset
  2559
		self drawBottomEdge
claus
parents:
diff changeset
  2560
	    ].
claus
parents:
diff changeset
  2561
	    mustRedrawRightEdge ifTrue:[
claus
parents:
diff changeset
  2562
		self drawRightEdge
claus
parents:
diff changeset
  2563
	    ].
claus
parents:
diff changeset
  2564
	    self clipRect:innerClipRect
claus
parents:
diff changeset
  2565
	]
claus
parents:
diff changeset
  2566
    ]
claus
parents:
diff changeset
  2567
!
claus
parents:
diff changeset
  2568
claus
parents:
diff changeset
  2569
superViewChangedSize
claus
parents:
diff changeset
  2570
    "my superView has changed size; if I have relative
claus
parents:
diff changeset
  2571
     origin/extent or blocks to evaluate, do it now .."
claus
parents:
diff changeset
  2572
claus
parents:
diff changeset
  2573
    |oldWidth oldHeight oldTop oldLeft newExt newOrg
claus
parents:
diff changeset
  2574
     winSuper newWidth newHeight newLeft newTop
claus
parents:
diff changeset
  2575
     superWidth superHeight superWinWidth superWinHeight|
claus
parents:
diff changeset
  2576
claus
parents:
diff changeset
  2577
    oldWidth := width.
claus
parents:
diff changeset
  2578
    oldHeight := height.
claus
parents:
diff changeset
  2579
    oldTop := top.
claus
parents:
diff changeset
  2580
    oldLeft := left.
claus
parents:
diff changeset
  2581
claus
parents:
diff changeset
  2582
    viewport notNil ifTrue:[
claus
parents:
diff changeset
  2583
	"
claus
parents:
diff changeset
  2584
	 if this view has a viewPort, resize a la st-80
claus
parents:
diff changeset
  2585
	 this will vanish - dont use it.
claus
parents:
diff changeset
  2586
	"
claus
parents:
diff changeset
  2587
	superView isNil ifTrue:[^ self].
claus
parents:
diff changeset
  2588
	winSuper := superView window.
claus
parents:
diff changeset
  2589
	winSuper isNil ifTrue:[
claus
parents:
diff changeset
  2590
	    "take pixel size as window"
claus
parents:
diff changeset
  2591
	    winSuper := 0@0 extent:(superView width@superView height)
claus
parents:
diff changeset
  2592
	].
claus
parents:
diff changeset
  2593
claus
parents:
diff changeset
  2594
	superWidth := superView width.
claus
parents:
diff changeset
  2595
	superHeight := superView height.
claus
parents:
diff changeset
  2596
	superWinWidth := winSuper width.
claus
parents:
diff changeset
  2597
	superWinHeight := winSuper height.
claus
parents:
diff changeset
  2598
	newLeft := (viewport left - winSuper left) * superWidth // superWinWidth.
claus
parents:
diff changeset
  2599
	newTop := (viewport top - winSuper top) * superHeight // superWinHeight.
claus
parents:
diff changeset
  2600
	newWidth := superWidth * viewport width // superWinWidth.
claus
parents:
diff changeset
  2601
	newHeight := superHeight * viewport height // superWinHeight.
claus
parents:
diff changeset
  2602
	self pixelOrigin:(newLeft @ newTop).
claus
parents:
diff changeset
  2603
	self pixelExtent:(newWidth @ newHeight).
claus
parents:
diff changeset
  2604
	^ self
claus
parents:
diff changeset
  2605
    ].
claus
parents:
diff changeset
  2606
claus
parents:
diff changeset
  2607
    newOrg := self computeOrigin.
claus
parents:
diff changeset
  2608
    newExt := self computeExtent.
claus
parents:
diff changeset
  2609
claus
parents:
diff changeset
  2610
    newOrg notNil ifTrue:[
claus
parents:
diff changeset
  2611
	((newOrg x == oldLeft) and:[newOrg y == oldTop]) ifTrue:[
claus
parents:
diff changeset
  2612
	    newOrg := nil
claus
parents:
diff changeset
  2613
	]
claus
parents:
diff changeset
  2614
    ].
claus
parents:
diff changeset
  2615
    newExt notNil ifTrue:[
claus
parents:
diff changeset
  2616
	((newExt x == width) and:[newExt y == height]) ifTrue:[
claus
parents:
diff changeset
  2617
	    newExt := nil
claus
parents:
diff changeset
  2618
	]
claus
parents:
diff changeset
  2619
    ].
claus
parents:
diff changeset
  2620
claus
parents:
diff changeset
  2621
    newExt isNil ifTrue:[
claus
parents:
diff changeset
  2622
	newOrg notNil ifTrue:[
claus
parents:
diff changeset
  2623
	    self pixelOrigin:newOrg
claus
parents:
diff changeset
  2624
	]
claus
parents:
diff changeset
  2625
    ] ifFalse:[
claus
parents:
diff changeset
  2626
	newOrg isNil ifTrue:[
claus
parents:
diff changeset
  2627
	    self pixelExtent:newExt
claus
parents:
diff changeset
  2628
	] ifFalse:[
claus
parents:
diff changeset
  2629
	    self pixelOrigin:newOrg extent:newExt
claus
parents:
diff changeset
  2630
	]
claus
parents:
diff changeset
  2631
    ]
claus
parents:
diff changeset
  2632
!
claus
parents:
diff changeset
  2633
claus
parents:
diff changeset
  2634
mapped
claus
parents:
diff changeset
  2635
    "the view has been mapped (by some outside
claus
parents:
diff changeset
  2636
     action - i.e. window manager de-iconified me)"
claus
parents:
diff changeset
  2637
claus
parents:
diff changeset
  2638
    "
claus
parents:
diff changeset
  2639
     the old code was:
claus
parents:
diff changeset
  2640
claus
parents:
diff changeset
  2641
	realized := true.
claus
parents:
diff changeset
  2642
	shown := true.
claus
parents:
diff changeset
  2643
	...
claus
parents:
diff changeset
  2644
claus
parents:
diff changeset
  2645
     this created a race condition, if the view was
claus
parents:
diff changeset
  2646
     realized and shortly after unrealized - before the mapped event
claus
parents:
diff changeset
  2647
     arrived. This lead to shown being set to true even thought the
claus
parents:
diff changeset
  2648
     view was not. Boy - that was a bad one (hard to reproduce and hard to find).
claus
parents:
diff changeset
  2649
    "
claus
parents:
diff changeset
  2650
claus
parents:
diff changeset
  2651
    realized ifTrue:[
claus
parents:
diff changeset
  2652
	shown := true.
claus
parents:
diff changeset
  2653
	"
claus
parents:
diff changeset
  2654
	 backed views will not get expose events - have
claus
parents:
diff changeset
  2655
	 to force a redraw here to get things drawn into
claus
parents:
diff changeset
  2656
	 backing store.
claus
parents:
diff changeset
  2657
	"
claus
parents:
diff changeset
  2658
	backed ifTrue:[
claus
parents:
diff changeset
  2659
	    self redraw
claus
parents:
diff changeset
  2660
	].
claus
parents:
diff changeset
  2661
	subViews notNil ifTrue:[
claus
parents:
diff changeset
  2662
	    subViews do:[:v |
claus
parents:
diff changeset
  2663
		v superViewMapped
claus
parents:
diff changeset
  2664
	    ]
claus
parents:
diff changeset
  2665
	]
claus
parents:
diff changeset
  2666
    ]
claus
parents:
diff changeset
  2667
!
claus
parents:
diff changeset
  2668
claus
parents:
diff changeset
  2669
buttonPress:button x:x y:y
claus
parents:
diff changeset
  2670
    "button was pressed - if its the middle button 
claus
parents:
diff changeset
  2671
     and there is a middleButtonMenu, show it.
claus
parents:
diff changeset
  2672
     If both a model and a menuSelector is is defined, ask the model for
claus
parents:
diff changeset
  2673
     the menu and launch it. The menu is supposed to return an actionSelector
claus
parents:
diff changeset
  2674
     which in turn is sent to the model."
claus
parents:
diff changeset
  2675
claus
parents:
diff changeset
  2676
    |menu menuPerformer actionSelector|
claus
parents:
diff changeset
  2677
claus
parents:
diff changeset
  2678
    components notNil ifTrue:[
claus
parents:
diff changeset
  2679
	components do:[:aComponent |
claus
parents:
diff changeset
  2680
	    |thisFrame|
claus
parents:
diff changeset
  2681
claus
parents:
diff changeset
  2682
	    thisFrame := aComponent frame.
claus
parents:
diff changeset
  2683
	    (thisFrame containsPointX:x y:y) ifTrue:[
claus
parents:
diff changeset
  2684
		aComponent buttonPress:button x:x - thisFrame left
claus
parents:
diff changeset
  2685
					      y:y - thisFrame top.
claus
parents:
diff changeset
  2686
		^ self
claus
parents:
diff changeset
  2687
	    ]
claus
parents:
diff changeset
  2688
	]
claus
parents:
diff changeset
  2689
    ].
claus
parents:
diff changeset
  2690
claus
parents:
diff changeset
  2691
    ((button == 2) or:[button == #menu]) ifTrue:[
claus
parents:
diff changeset
  2692
	"
claus
parents:
diff changeset
  2693
	 try ST-80 style menus first:
claus
parents:
diff changeset
  2694
	 if there is a model, and a menuMessage is defined,
claus
parents:
diff changeset
  2695
	 ask model for the menu and launch that if non-nil.
claus
parents:
diff changeset
  2696
	"
claus
parents:
diff changeset
  2697
	menu := self yellowButtonMenu.
claus
parents:
diff changeset
  2698
	menu notNil ifTrue:[
claus
parents:
diff changeset
  2699
	    "
claus
parents:
diff changeset
  2700
	     got one, launch the menu. It is supposed
claus
parents:
diff changeset
  2701
	     to return an actionSelector.
claus
parents:
diff changeset
  2702
	    "
claus
parents:
diff changeset
  2703
	    menuPerformer := self menuPerformer.
claus
parents:
diff changeset
  2704
	    "
claus
parents:
diff changeset
  2705
	     a temporary kludge: subMenus dont know about 
claus
parents:
diff changeset
  2706
	     actionSelectors yet ...
claus
parents:
diff changeset
  2707
	    "
claus
parents:
diff changeset
  2708
	    menu receiver isNil ifTrue:[
claus
parents:
diff changeset
  2709
		menu receiver:menuPerformer
claus
parents:
diff changeset
  2710
	    ].
claus
parents:
diff changeset
  2711
	    actionSelector := menu startUp.
claus
parents:
diff changeset
  2712
claus
parents:
diff changeset
  2713
	    (actionSelector notNil
claus
parents:
diff changeset
  2714
	    and:[actionSelector isSymbol]) ifTrue:[
claus
parents:
diff changeset
  2715
		menuPerformer perform:actionSelector
claus
parents:
diff changeset
  2716
	    ].
claus
parents:
diff changeset
  2717
	    ^ self
claus
parents:
diff changeset
  2718
	].
claus
parents:
diff changeset
  2719
    ].
claus
parents:
diff changeset
  2720
    super buttonPress:button x:x y:y
claus
parents:
diff changeset
  2721
!
claus
parents:
diff changeset
  2722
claus
parents:
diff changeset
  2723
unmapped
claus
parents:
diff changeset
  2724
    "the view has been unmapped 
claus
parents:
diff changeset
  2725
     (either by some outside action - i.e. window manager iconified me,
claus
parents:
diff changeset
  2726
     or due to unmapping of my parentView)"
claus
parents:
diff changeset
  2727
claus
parents:
diff changeset
  2728
    shown := false.
claus
parents:
diff changeset
  2729
    subViews notNil ifTrue:[
claus
parents:
diff changeset
  2730
	subViews do:[:v |
claus
parents:
diff changeset
  2731
	    v superViewUnmapped
claus
parents:
diff changeset
  2732
	]
claus
parents:
diff changeset
  2733
    ]
claus
parents:
diff changeset
  2734
!
claus
parents:
diff changeset
  2735
claus
parents:
diff changeset
  2736
coveredBy:aView
claus
parents:
diff changeset
  2737
    "the receiver has been covered by another view;
claus
parents:
diff changeset
  2738
     we are not interrested in that here (but see modalBox for more)."
claus
parents:
diff changeset
  2739
!
claus
parents:
diff changeset
  2740
claus
parents:
diff changeset
  2741
sizeChanged:how
claus
parents:
diff changeset
  2742
    "tell subviews if I change size.
claus
parents:
diff changeset
  2743
     How is either #smaller, #larger or nil, and is used to control the order,
claus
parents:
diff changeset
  2744
     in which subviews are notified (possibly reducing redraw activity)"
claus
parents:
diff changeset
  2745
claus
parents:
diff changeset
  2746
    window notNil ifTrue:[
claus
parents:
diff changeset
  2747
	"compute new transformation"
claus
parents:
diff changeset
  2748
    ].
claus
parents:
diff changeset
  2749
    subViews notNil ifTrue:[
claus
parents:
diff changeset
  2750
	(how isNil "false" 
claus
parents:
diff changeset
  2751
	or:[how == #smaller]) ifTrue:[
claus
parents:
diff changeset
  2752
	    subViews do:[:view |
claus
parents:
diff changeset
  2753
		view superViewChangedSize
claus
parents:
diff changeset
  2754
	    ]
claus
parents:
diff changeset
  2755
	] ifFalse:[
claus
parents:
diff changeset
  2756
	    "doing it reverse speeds up resizing - usually subviews
claus
parents:
diff changeset
  2757
	     are created from top-left to bottom-right; therefore
claus
parents:
diff changeset
  2758
	     bottom-right views will be moved/resized first, then top-left ones;
claus
parents:
diff changeset
  2759
	     this avoids multiple redraws of subviews"
claus
parents:
diff changeset
  2760
claus
parents:
diff changeset
  2761
	    subViews reverseDo:[:view |
claus
parents:
diff changeset
  2762
		view superViewChangedSize
claus
parents:
diff changeset
  2763
	    ]
claus
parents:
diff changeset
  2764
	]
claus
parents:
diff changeset
  2765
    ].
claus
parents:
diff changeset
  2766
    self changed:#sizeOfView with:how.
claus
parents:
diff changeset
  2767
!
claus
parents:
diff changeset
  2768
claus
parents:
diff changeset
  2769
superViewUnmapped
claus
parents:
diff changeset
  2770
    "my superView was unmapped"
claus
parents:
diff changeset
  2771
claus
parents:
diff changeset
  2772
    self unmapped
claus
parents:
diff changeset
  2773
!
claus
parents:
diff changeset
  2774
claus
parents:
diff changeset
  2775
reparented
claus
parents:
diff changeset
  2776
    "the view has changed its parent by some outside
claus
parents:
diff changeset
  2777
     action - i.e. window manager has added a frame.
claus
parents:
diff changeset
  2778
     nothing done here"
claus
parents:
diff changeset
  2779
claus
parents:
diff changeset
  2780
    ^ self
claus
parents:
diff changeset
  2781
!
claus
parents:
diff changeset
  2782
claus
parents:
diff changeset
  2783
terminate
claus
parents:
diff changeset
  2784
    "window manager wants me to go away;
claus
parents:
diff changeset
  2785
     - notice, that not all window managers are nice enough to 
claus
parents:
diff changeset
  2786
       send this event, but simply destroy the view instead.
claus
parents:
diff changeset
  2787
     Can be redefined in subclasses to do whatever cleanup is 
claus
parents:
diff changeset
  2788
     required."
claus
parents:
diff changeset
  2789
claus
parents:
diff changeset
  2790
    ^ self destroy
claus
parents:
diff changeset
  2791
!
claus
parents:
diff changeset
  2792
claus
parents:
diff changeset
  2793
focusIn
claus
parents:
diff changeset
  2794
    "got keyboard focus"
claus
parents:
diff changeset
  2795
claus
parents:
diff changeset
  2796
    self showFocus
claus
parents:
diff changeset
  2797
!
claus
parents:
diff changeset
  2798
claus
parents:
diff changeset
  2799
keyPress:key x:x y:y
claus
parents:
diff changeset
  2800
    "a key has been pressed. If there are components,
claus
parents:
diff changeset
  2801
     pass it to the corresponding one. 
claus
parents:
diff changeset
  2802
     Otherwise, forward it to the superview, if there is any."
claus
parents:
diff changeset
  2803
claus
parents:
diff changeset
  2804
    components notNil ifTrue:[
claus
parents:
diff changeset
  2805
	components do:[:aComponent |
claus
parents:
diff changeset
  2806
	    |thisFrame|
claus
parents:
diff changeset
  2807
claus
parents:
diff changeset
  2808
	    thisFrame := aComponent frame.
claus
parents:
diff changeset
  2809
	    (thisFrame containsPointX:x y:y) ifTrue:[
claus
parents:
diff changeset
  2810
		aComponent keyPress:key x:x - thisFrame left
claus
parents:
diff changeset
  2811
					y:y - thisFrame top.
claus
parents:
diff changeset
  2812
		^ self
claus
parents:
diff changeset
  2813
	    ]
claus
parents:
diff changeset
  2814
	]
claus
parents:
diff changeset
  2815
    ].
claus
parents:
diff changeset
  2816
claus
parents:
diff changeset
  2817
    x >= 0 ifTrue:[
claus
parents:
diff changeset
  2818
	superView notNil ifTrue:[
claus
parents:
diff changeset
  2819
	    WindowEvent
claus
parents:
diff changeset
  2820
		sendEvent:#keyPress:x:y:
claus
parents:
diff changeset
  2821
		arguments:(Array with:key with:x with:y)
claus
parents:
diff changeset
  2822
		view:superView
claus
parents:
diff changeset
  2823
	] ifFalse:[
claus
parents:
diff changeset
  2824
	    super keyPress:key x:x y:y
claus
parents:
diff changeset
  2825
	]
claus
parents:
diff changeset
  2826
    ]
claus
parents:
diff changeset
  2827
!
claus
parents:
diff changeset
  2828
claus
parents:
diff changeset
  2829
focusOut
claus
parents:
diff changeset
  2830
    "lost keyboard focus"
claus
parents:
diff changeset
  2831
claus
parents:
diff changeset
  2832
    self showNoFocus
claus
parents:
diff changeset
  2833
!
claus
parents:
diff changeset
  2834
claus
parents:
diff changeset
  2835
visibilityChange:how
claus
parents:
diff changeset
  2836
    "the visibility of the view has changed (by some outside
claus
parents:
diff changeset
  2837
     action - i.e. window manager rearranged things).
claus
parents:
diff changeset
  2838
     Using this knowledge avoids useless redraw in obsucred views."
claus
parents:
diff changeset
  2839
claus
parents:
diff changeset
  2840
    how == #fullyObscured ifTrue:[
claus
parents:
diff changeset
  2841
	shown := false
claus
parents:
diff changeset
  2842
    ] ifFalse:[
claus
parents:
diff changeset
  2843
	shown := true.
claus
parents:
diff changeset
  2844
    ]
claus
parents:
diff changeset
  2845
!
claus
parents:
diff changeset
  2846
claus
parents:
diff changeset
  2847
destroyed
claus
parents:
diff changeset
  2848
    "view has been destroyed by someone else (usually window system)"
claus
parents:
diff changeset
  2849
claus
parents:
diff changeset
  2850
    shown := false.
claus
parents:
diff changeset
  2851
    super destroyed
claus
parents:
diff changeset
  2852
!
claus
parents:
diff changeset
  2853
claus
parents:
diff changeset
  2854
saveAndTerminate
claus
parents:
diff changeset
  2855
    "window manager wants me to save and go away; 
claus
parents:
diff changeset
  2856
     - notice, that not all window managers are nice enough to 
claus
parents:
diff changeset
  2857
       send this event, but simply destroy the view instead.
claus
parents:
diff changeset
  2858
     Can be redefined in subclasses to do whatever is required
claus
parents:
diff changeset
  2859
     to prepare for restart."
claus
parents:
diff changeset
  2860
claus
parents:
diff changeset
  2861
    ^ self destroy
claus
parents:
diff changeset
  2862
! !
claus
parents:
diff changeset
  2863
claus
parents:
diff changeset
  2864
!SimpleView methodsFor:'accessing-bg & border'!
claus
parents:
diff changeset
  2865
claus
parents:
diff changeset
  2866
margin
claus
parents:
diff changeset
  2867
    "return my margin - this is usually the level,
claus
parents:
diff changeset
  2868
     but can be more for some views"
claus
parents:
diff changeset
  2869
claus
parents:
diff changeset
  2870
    ^ margin
claus
parents:
diff changeset
  2871
!
claus
parents:
diff changeset
  2872
claus
parents:
diff changeset
  2873
borderWidth
claus
parents:
diff changeset
  2874
    "return my borderWidth"
claus
parents:
diff changeset
  2875
claus
parents:
diff changeset
  2876
    ^ borderWidth
claus
parents:
diff changeset
  2877
!
claus
parents:
diff changeset
  2878
claus
parents:
diff changeset
  2879
borderWidth:aNumber
claus
parents:
diff changeset
  2880
    "set my borderWidth"
claus
parents:
diff changeset
  2881
claus
parents:
diff changeset
  2882
    (aNumber ~~ borderWidth) ifTrue:[
claus
parents:
diff changeset
  2883
	borderWidth := aNumber.
claus
parents:
diff changeset
  2884
	drawableId notNil ifTrue:[
claus
parents:
diff changeset
  2885
	    device setWindowBorderWidth:aNumber in:drawableId
claus
parents:
diff changeset
  2886
	]
claus
parents:
diff changeset
  2887
    ]
claus
parents:
diff changeset
  2888
!
claus
parents:
diff changeset
  2889
claus
parents:
diff changeset
  2890
level:aNumber
claus
parents:
diff changeset
  2891
    "set my level relative to superView (3D)"
claus
parents:
diff changeset
  2892
claus
parents:
diff changeset
  2893
    |oldMargin how|
claus
parents:
diff changeset
  2894
claus
parents:
diff changeset
  2895
    (aNumber ~~ level and:[aNumber notNil]) ifTrue:[
claus
parents:
diff changeset
  2896
	self is3D ifTrue:[
claus
parents:
diff changeset
  2897
	    level := aNumber.
claus
parents:
diff changeset
  2898
	    oldMargin := margin.
claus
parents:
diff changeset
  2899
	    margin := level abs.
claus
parents:
diff changeset
  2900
claus
parents:
diff changeset
  2901
	    realized ifTrue:[
claus
parents:
diff changeset
  2902
		margin ~~ oldMargin ifTrue:[
claus
parents:
diff changeset
  2903
		    (margin > oldMargin) ifTrue:[
claus
parents:
diff changeset
  2904
			how := #smaller
claus
parents:
diff changeset
  2905
		    ] ifFalse:[
claus
parents:
diff changeset
  2906
			how := #larger
claus
parents:
diff changeset
  2907
		    ].
claus
parents:
diff changeset
  2908
		    self sizeChanged:how.
claus
parents:
diff changeset
  2909
		    self setInnerClip.
claus
parents:
diff changeset
  2910
		].
claus
parents:
diff changeset
  2911
		shown ifTrue:[
claus
parents:
diff changeset
  2912
		    self redrawEdges
claus
parents:
diff changeset
  2913
		]
claus
parents:
diff changeset
  2914
	    ]
claus
parents:
diff changeset
  2915
	]
claus
parents:
diff changeset
  2916
    ]
claus
parents:
diff changeset
  2917
!
claus
parents:
diff changeset
  2918
claus
parents:
diff changeset
  2919
viewBackground:something
claus
parents:
diff changeset
  2920
    "set the viewBackground to something, a color, image or form.
claus
parents:
diff changeset
  2921
     If its a color and we run on a color display, also set shadow and light
claus
parents:
diff changeset
  2922
     colors - this means, that a red view will get light-red and dark-red
claus
parents:
diff changeset
  2923
     edges."
claus
parents:
diff changeset
  2924
claus
parents:
diff changeset
  2925
    something isColor ifTrue:[
claus
parents:
diff changeset
  2926
	device hasGreyscales ifTrue:[
claus
parents:
diff changeset
  2927
	    shadowColor := something darkened.
claus
parents:
diff changeset
  2928
	    lightColor := something lightened
claus
parents:
diff changeset
  2929
	]
claus
parents:
diff changeset
  2930
    ].
claus
parents:
diff changeset
  2931
    super viewBackground:something
claus
parents:
diff changeset
  2932
!
claus
parents:
diff changeset
  2933
claus
parents:
diff changeset
  2934
heightIncludingBorder
claus
parents:
diff changeset
  2935
    "return my height including border"
claus
parents:
diff changeset
  2936
claus
parents:
diff changeset
  2937
    ^ height + (2*borderWidth)
claus
parents:
diff changeset
  2938
!
claus
parents:
diff changeset
  2939
claus
parents:
diff changeset
  2940
borderColor
claus
parents:
diff changeset
  2941
    "return my borderColor"
claus
parents:
diff changeset
  2942
claus
parents:
diff changeset
  2943
    ^ borderColor
claus
parents:
diff changeset
  2944
!
claus
parents:
diff changeset
  2945
claus
parents:
diff changeset
  2946
borderColor:aColor
claus
parents:
diff changeset
  2947
    "set my borderColor"
claus
parents:
diff changeset
  2948
claus
parents:
diff changeset
  2949
    (aColor ~~ borderColor) ifTrue:[
claus
parents:
diff changeset
  2950
	borderColor := aColor.
claus
parents:
diff changeset
  2951
	drawableId notNil ifTrue:[
claus
parents:
diff changeset
  2952
	    self setBorderColor
claus
parents:
diff changeset
  2953
	]
claus
parents:
diff changeset
  2954
    ]
claus
parents:
diff changeset
  2955
!
claus
parents:
diff changeset
  2956
claus
parents:
diff changeset
  2957
borderShape:aForm
claus
parents:
diff changeset
  2958
    "set the borderShape to aForm"
claus
parents:
diff changeset
  2959
claus
parents:
diff changeset
  2960
    borderShape := aForm.
claus
parents:
diff changeset
  2961
    drawableId notNil ifTrue:[
claus
parents:
diff changeset
  2962
	device setWindowBorderShape:(aForm id) in:drawableId
claus
parents:
diff changeset
  2963
    ]
claus
parents:
diff changeset
  2964
!
claus
parents:
diff changeset
  2965
claus
parents:
diff changeset
  2966
viewShape:aForm
claus
parents:
diff changeset
  2967
    "set the viewShape to aForm"
claus
parents:
diff changeset
  2968
claus
parents:
diff changeset
  2969
    viewShape := aForm.
claus
parents:
diff changeset
  2970
    drawableId notNil ifTrue:[
claus
parents:
diff changeset
  2971
	device setWindowShape:(aForm id) in:drawableId
claus
parents:
diff changeset
  2972
    ]
claus
parents:
diff changeset
  2973
!
claus
parents:
diff changeset
  2974
claus
parents:
diff changeset
  2975
processName
claus
parents:
diff changeset
  2976
    "return a string to be shown in the process monitor"
claus
parents:
diff changeset
  2977
claus
parents:
diff changeset
  2978
    ^ self name
claus
parents:
diff changeset
  2979
!
claus
parents:
diff changeset
  2980
claus
parents:
diff changeset
  2981
name
claus
parents:
diff changeset
  2982
    "return my name component to be used for resource-access"
claus
parents:
diff changeset
  2983
claus
parents:
diff changeset
  2984
    ^ name
claus
parents:
diff changeset
  2985
!
claus
parents:
diff changeset
  2986
claus
parents:
diff changeset
  2987
fullName
claus
parents:
diff changeset
  2988
    "return my full name to be used for resource-access"
claus
parents:
diff changeset
  2989
claus
parents:
diff changeset
  2990
    superView notNil ifTrue:[
claus
parents:
diff changeset
  2991
	^ superView fullName , '.' , name
claus
parents:
diff changeset
  2992
    ].
claus
parents:
diff changeset
  2993
    ^ name
claus
parents:
diff changeset
  2994
!
claus
parents:
diff changeset
  2995
claus
parents:
diff changeset
  2996
widthIncludingBorder
claus
parents:
diff changeset
  2997
    "return my width including border"
claus
parents:
diff changeset
  2998
claus
parents:
diff changeset
  2999
    ^ width + (2*borderWidth)
claus
parents:
diff changeset
  3000
!
claus
parents:
diff changeset
  3001
claus
parents:
diff changeset
  3002
name:aString
claus
parents:
diff changeset
  3003
    "set my name component to be used for resource-access"
claus
parents:
diff changeset
  3004
claus
parents:
diff changeset
  3005
    name := aString
claus
parents:
diff changeset
  3006
!
claus
parents:
diff changeset
  3007
claus
parents:
diff changeset
  3008
level
claus
parents:
diff changeset
  3009
    "return my level relative to superView (3D)"
claus
parents:
diff changeset
  3010
claus
parents:
diff changeset
  3011
    ^ level
claus
parents:
diff changeset
  3012
!
claus
parents:
diff changeset
  3013
claus
parents:
diff changeset
  3014
lightColor:aColorOrImage
claus
parents:
diff changeset
  3015
    "set the color to be used for lighted edges (3D only)"
claus
parents:
diff changeset
  3016
claus
parents:
diff changeset
  3017
    lightColor := aColorOrImage
claus
parents:
diff changeset
  3018
!
claus
parents:
diff changeset
  3019
claus
parents:
diff changeset
  3020
shadowColor:aColorOrImage
claus
parents:
diff changeset
  3021
    "set the color to be used for shadowed edges (3D only)"
claus
parents:
diff changeset
  3022
claus
parents:
diff changeset
  3023
    shadowColor := aColorOrImage
claus
parents:
diff changeset
  3024
! !
claus
parents:
diff changeset
  3025
claus
parents:
diff changeset
  3026
!SimpleView methodsFor:'drawing'!
claus
parents:
diff changeset
  3027
claus
parents:
diff changeset
  3028
drawEdgesForX:x y:y width:w height:h level:l 
claus
parents:
diff changeset
  3029
		shadow:shadowColor light:lightColor
claus
parents:
diff changeset
  3030
		halfShadow:halfShadowColor halfLight:halfLightColor
claus
parents:
diff changeset
  3031
		style:edgeStyle
claus
parents:
diff changeset
  3032
claus
parents:
diff changeset
  3033
    "draw 3D edges into a rectangle"
claus
parents:
diff changeset
  3034
claus
parents:
diff changeset
  3035
    |topLeftFg botRightFg topLeftHalfFg botRightHalfFg
claus
parents:
diff changeset
  3036
     count "{ Class: SmallInteger }"
claus
parents:
diff changeset
  3037
     r     "{ Class: SmallInteger }"
claus
parents:
diff changeset
  3038
     b     "{ Class: SmallInteger }"
claus
parents:
diff changeset
  3039
     xi    "{ Class: SmallInteger }"
claus
parents:
diff changeset
  3040
     yi    "{ Class: SmallInteger }"
claus
parents:
diff changeset
  3041
     run paint|
claus
parents:
diff changeset
  3042
claus
parents:
diff changeset
  3043
    count := l.
claus
parents:
diff changeset
  3044
    (count < 0) ifTrue:[
claus
parents:
diff changeset
  3045
	topLeftFg := shadowColor.
claus
parents:
diff changeset
  3046
	botRightFg := lightColor.
claus
parents:
diff changeset
  3047
	topLeftHalfFg := halfShadowColor.
claus
parents:
diff changeset
  3048
	botRightHalfFg := halfLightColor.
claus
parents:
diff changeset
  3049
	count := count negated
claus
parents:
diff changeset
  3050
    ] ifFalse:[
claus
parents:
diff changeset
  3051
	topLeftFg := lightColor.
claus
parents:
diff changeset
  3052
	botRightFg := shadowColor.
claus
parents:
diff changeset
  3053
	topLeftHalfFg := halfLightColor.
claus
parents:
diff changeset
  3054
	botRightHalfFg := halfShadowColor.
claus
parents:
diff changeset
  3055
    ].
claus
parents:
diff changeset
  3056
    topLeftHalfFg isNil ifTrue:[
claus
parents:
diff changeset
  3057
	topLeftHalfFg := topLeftFg
claus
parents:
diff changeset
  3058
    ].
claus
parents:
diff changeset
  3059
    botRightHalfFg isNil ifTrue:[
claus
parents:
diff changeset
  3060
	botRightHalfFg := botRightFg
claus
parents:
diff changeset
  3061
    ].
claus
parents:
diff changeset
  3062
claus
parents:
diff changeset
  3063
    r := x + w - 1. "right"
claus
parents:
diff changeset
  3064
    b := y + h - 1. "bottom"
claus
parents:
diff changeset
  3065
claus
parents:
diff changeset
  3066
    super lineWidth:0.
claus
parents:
diff changeset
  3067
claus
parents:
diff changeset
  3068
    "top and left edges"
claus
parents:
diff changeset
  3069
    ((edgeStyle == #soft) and:[l > 0]) ifTrue:[
claus
parents:
diff changeset
  3070
	paint := topLeftHalfFg
claus
parents:
diff changeset
  3071
    ] ifFalse:[
claus
parents:
diff changeset
  3072
	paint := topLeftFg
claus
parents:
diff changeset
  3073
    ].
claus
parents:
diff changeset
  3074
    super paint:paint.
claus
parents:
diff changeset
  3075
claus
parents:
diff changeset
  3076
    0 to:(count - 1) do:[:i |
claus
parents:
diff changeset
  3077
	run := y + i.
claus
parents:
diff changeset
  3078
	super displayDeviceLineFromX:x y:run toX:r y:run. "top"
claus
parents:
diff changeset
  3079
	run := x + i.
claus
parents:
diff changeset
  3080
	super displayDeviceLineFromX:run y:y toX:run y:b  "left"
claus
parents:
diff changeset
  3081
    ].
claus
parents:
diff changeset
  3082
    (edgeStyle == #soft) ifTrue:[
claus
parents:
diff changeset
  3083
"
claus
parents:
diff changeset
  3084
	super paint:topLeftFg.
claus
parents:
diff changeset
  3085
	super displayDeviceLineFromX:x y:y toX:r y:y. 
claus
parents:
diff changeset
  3086
	super displayDeviceLineFromX:x y:y toX:x y:b        
claus
parents:
diff changeset
  3087
"
claus
parents:
diff changeset
  3088
	(l > 2) ifTrue:[
claus
parents:
diff changeset
  3089
	    super paint:Black.
claus
parents:
diff changeset
  3090
	    super displayDeviceLineFromX:x y:y toX:r y:y. 
claus
parents:
diff changeset
  3091
	    super displayDeviceLineFromX:x y:y toX:x y:b. 
claus
parents:
diff changeset
  3092
	]
claus
parents:
diff changeset
  3093
    ].
claus
parents:
diff changeset
  3094
claus
parents:
diff changeset
  3095
    xi := x + 1.
claus
parents:
diff changeset
  3096
    yi := y + 1.
claus
parents:
diff changeset
  3097
claus
parents:
diff changeset
  3098
"/ does not look good
claus
parents:
diff changeset
  3099
"/ style == #st80 iftrue:[
claus
parents:
diff changeset
  3100
"/  yi := yi + 1
claus
parents:
diff changeset
  3101
"/ ].
claus
parents:
diff changeset
  3102
claus
parents:
diff changeset
  3103
    "bottom and right edges"
claus
parents:
diff changeset
  3104
    (edgeStyle == #soft) ifTrue:[
claus
parents:
diff changeset
  3105
	paint := botRightHalfFg
claus
parents:
diff changeset
  3106
    ] ifFalse:[
claus
parents:
diff changeset
  3107
	paint := botRightFg
claus
parents:
diff changeset
  3108
    ].
claus
parents:
diff changeset
  3109
claus
parents:
diff changeset
  3110
    super paint:paint.
claus
parents:
diff changeset
  3111
    0 to:(count - 1) do:[:i |
claus
parents:
diff changeset
  3112
	run := b - i.
claus
parents:
diff changeset
  3113
	super displayDeviceLineFromX:xi-1 y:run toX:r y:run. "bottom"
claus
parents:
diff changeset
  3114
	run := r - i.
claus
parents:
diff changeset
  3115
	super displayDeviceLineFromX:run y:yi-1 toX:run y:b.  "right"
claus
parents:
diff changeset
  3116
	xi := xi + 1.
claus
parents:
diff changeset
  3117
	yi := yi + 1
claus
parents:
diff changeset
  3118
    ].
claus
parents:
diff changeset
  3119
    ((edgeStyle == #soft) and:[l > 1]) ifTrue:[
claus
parents:
diff changeset
  3120
	super paint:Black "shadowColor".
claus
parents:
diff changeset
  3121
	super displayDeviceLineFromX:(x + 1-1) y:b toX:r y:b. 
claus
parents:
diff changeset
  3122
	super displayDeviceLineFromX:r y:(y + 1 - 1) toX:r y:b        
claus
parents:
diff changeset
  3123
    ]
claus
parents:
diff changeset
  3124
!
claus
parents:
diff changeset
  3125
claus
parents:
diff changeset
  3126
drawBottomEdge
claus
parents:
diff changeset
  3127
    "draw bottom 3D edge into window frame"
claus
parents:
diff changeset
  3128
claus
parents:
diff changeset
  3129
    self drawBottomEdgeLevel:level
claus
parents:
diff changeset
  3130
		      shadow:shadowColor 
claus
parents:
diff changeset
  3131
		      light:lightColor
claus
parents:
diff changeset
  3132
		      halfShadow:nil 
claus
parents:
diff changeset
  3133
		      halfLight:nil
claus
parents:
diff changeset
  3134
		      style:nil.
claus
parents:
diff changeset
  3135
!
claus
parents:
diff changeset
  3136
claus
parents:
diff changeset
  3137
drawEdges
claus
parents:
diff changeset
  3138
    "draw all of my 3D edges"
claus
parents:
diff changeset
  3139
claus
parents:
diff changeset
  3140
    self drawEdgesForX:0 y:0 width:width height:height level:level
claus
parents:
diff changeset
  3141
		shadow:shadowColor 
claus
parents:
diff changeset
  3142
		light:lightColor
claus
parents:
diff changeset
  3143
		halfShadow:nil 
claus
parents:
diff changeset
  3144
		halfLight:nil 
claus
parents:
diff changeset
  3145
		style:nil 
claus
parents:
diff changeset
  3146
!
claus
parents:
diff changeset
  3147
claus
parents:
diff changeset
  3148
drawTopEdge
claus
parents:
diff changeset
  3149
    "draw top 3D edge into window frame"
claus
parents:
diff changeset
  3150
claus
parents:
diff changeset
  3151
    self drawTopEdgeLevel:level
claus
parents:
diff changeset
  3152
		   shadow:shadowColor 
claus
parents:
diff changeset
  3153
		    light:lightColor
claus
parents:
diff changeset
  3154
		    halfShadow:nil 
claus
parents:
diff changeset
  3155
		    halfLight:nil
claus
parents:
diff changeset
  3156
		    style:nil.
claus
parents:
diff changeset
  3157
!
claus
parents:
diff changeset
  3158
claus
parents:
diff changeset
  3159
drawLeftEdge
claus
parents:
diff changeset
  3160
    "draw left 3D edge into window frame"
claus
parents:
diff changeset
  3161
claus
parents:
diff changeset
  3162
    self drawLeftEdgeLevel:level
claus
parents:
diff changeset
  3163
		    shadow:shadowColor 
claus
parents:
diff changeset
  3164
		     light:lightColor
claus
parents:
diff changeset
  3165
		     halfShadow:nil 
claus
parents:
diff changeset
  3166
		     halfLight:nil
claus
parents:
diff changeset
  3167
		     style:nil.
claus
parents:
diff changeset
  3168
!
claus
parents:
diff changeset
  3169
claus
parents:
diff changeset
  3170
drawRightEdge
claus
parents:
diff changeset
  3171
    "draw right 3D edge into window frame"
claus
parents:
diff changeset
  3172
claus
parents:
diff changeset
  3173
    self drawRightEdgeLevel:level
claus
parents:
diff changeset
  3174
		     shadow:shadowColor 
claus
parents:
diff changeset
  3175
		      light:lightColor
claus
parents:
diff changeset
  3176
		      halfShadow:nil 
claus
parents:
diff changeset
  3177
		      halfLight:nil
claus
parents:
diff changeset
  3178
		      style:nil.
claus
parents:
diff changeset
  3179
!
claus
parents:
diff changeset
  3180
claus
parents:
diff changeset
  3181
drawRightEdgeLevel:level shadow:shadowColor light:lightColor halfShadow:halfShadowColor halfLight:halfLightColor style:edgeStyle 
claus
parents:
diff changeset
  3182
    |rightFg
claus
parents:
diff changeset
  3183
     count "{ Class: SmallInteger }" 
claus
parents:
diff changeset
  3184
     r b|
claus
parents:
diff changeset
  3185
claus
parents:
diff changeset
  3186
    count := level.
claus
parents:
diff changeset
  3187
    count == 0 ifTrue:[^ self].
claus
parents:
diff changeset
  3188
claus
parents:
diff changeset
  3189
    (count < 0) ifTrue:[
claus
parents:
diff changeset
  3190
	rightFg := lightColor.
claus
parents:
diff changeset
  3191
	count := count negated
claus
parents:
diff changeset
  3192
    ] ifFalse:[
claus
parents:
diff changeset
  3193
	((edgeStyle == #soft) and:[level > 1]) ifTrue:[
claus
parents:
diff changeset
  3194
	    rightFg := halfShadowColor
claus
parents:
diff changeset
  3195
	] ifFalse:[
claus
parents:
diff changeset
  3196
	    rightFg := shadowColor
claus
parents:
diff changeset
  3197
	].
claus
parents:
diff changeset
  3198
    ].
claus
parents:
diff changeset
  3199
    super paint:rightFg.
claus
parents:
diff changeset
  3200
    super lineWidth:0.
claus
parents:
diff changeset
  3201
claus
parents:
diff changeset
  3202
    b := height - 1.
claus
parents:
diff changeset
  3203
    0 to:(count - 1) do:[:i |
claus
parents:
diff changeset
  3204
	r := width - 1 - i.
claus
parents:
diff changeset
  3205
	super displayDeviceLineFromX:r y:i toX:r y:(b - i)
claus
parents:
diff changeset
  3206
    ].
claus
parents:
diff changeset
  3207
    ((edgeStyle == #soft) and:[level > 1]) ifTrue:[
claus
parents:
diff changeset
  3208
	r := width - 1.
claus
parents:
diff changeset
  3209
	super paint:shadowColor.
claus
parents:
diff changeset
  3210
	super displayDeviceLineFromX:r y:1 toX:r y:b. 
claus
parents:
diff changeset
  3211
    ]
claus
parents:
diff changeset
  3212
!
claus
parents:
diff changeset
  3213
claus
parents:
diff changeset
  3214
drawTopEdgeLevel:level shadow:shadowColor light:lightColor halfShadow:halfShadowColor halfLight:halfLightColor style:edgeStyle 
claus
parents:
diff changeset
  3215
    |topFg topHalfFg paint r
claus
parents:
diff changeset
  3216
     count "{ Class: SmallInteger }" |
claus
parents:
diff changeset
  3217
claus
parents:
diff changeset
  3218
    count := level.
claus
parents:
diff changeset
  3219
    count == 0 ifTrue:[^ self].
claus
parents:
diff changeset
  3220
claus
parents:
diff changeset
  3221
    (count < 0) ifTrue:[
claus
parents:
diff changeset
  3222
	topFg := shadowColor.
claus
parents:
diff changeset
  3223
	topHalfFg := halfShadowColor.
claus
parents:
diff changeset
  3224
	count := count negated
claus
parents:
diff changeset
  3225
    ] ifFalse:[
claus
parents:
diff changeset
  3226
	topFg := lightColor.
claus
parents:
diff changeset
  3227
	topHalfFg := halfLightColor.
claus
parents:
diff changeset
  3228
    ].
claus
parents:
diff changeset
  3229
    topHalfFg isNil ifTrue:[
claus
parents:
diff changeset
  3230
	topHalfFg := topFg
claus
parents:
diff changeset
  3231
    ].
claus
parents:
diff changeset
  3232
claus
parents:
diff changeset
  3233
    ((edgeStyle == #soft) and:[level > 0]) ifTrue:[
claus
parents:
diff changeset
  3234
	paint := topHalfFg
claus
parents:
diff changeset
  3235
    ] ifFalse:[
claus
parents:
diff changeset
  3236
	paint := topFg
claus
parents:
diff changeset
  3237
    ].
claus
parents:
diff changeset
  3238
    super paint:paint.
claus
parents:
diff changeset
  3239
    super lineWidth:0.
claus
parents:
diff changeset
  3240
claus
parents:
diff changeset
  3241
    r := width - 1.
claus
parents:
diff changeset
  3242
    0 to:(count - 1) do:[:i |
claus
parents:
diff changeset
  3243
	super displayDeviceLineFromX:i y:i toX:(r - i) y:i
claus
parents:
diff changeset
  3244
    ].
claus
parents:
diff changeset
  3245
    ((edgeStyle == #soft) and:[level > 2]) ifTrue:[
claus
parents:
diff changeset
  3246
	super paint:Black.
claus
parents:
diff changeset
  3247
	super displayDeviceLineFromX:0 y:0 toX:r y:0. 
claus
parents:
diff changeset
  3248
    ]
claus
parents:
diff changeset
  3249
!
claus
parents:
diff changeset
  3250
claus
parents:
diff changeset
  3251
drawBottomEdgeLevel:level shadow:shadowColor light:lightColor halfShadow:halfShadowColor halfLight:halfLightColor style:edgeStyle
claus
parents:
diff changeset
  3252
    |botFg
claus
parents:
diff changeset
  3253
     count "{ Class: SmallInteger }" 
claus
parents:
diff changeset
  3254
     b r|
claus
parents:
diff changeset
  3255
claus
parents:
diff changeset
  3256
    count := level.
claus
parents:
diff changeset
  3257
    count == 0 ifTrue:[^ self].
claus
parents:
diff changeset
  3258
claus
parents:
diff changeset
  3259
    (count < 0) ifTrue:[
claus
parents:
diff changeset
  3260
	botFg := lightColor.
claus
parents:
diff changeset
  3261
	count := count negated
claus
parents:
diff changeset
  3262
    ] ifFalse:[
claus
parents:
diff changeset
  3263
	((edgeStyle == #soft) and:[level > 1]) ifTrue:[
claus
parents:
diff changeset
  3264
	    botFg := halfShadowColor
claus
parents:
diff changeset
  3265
	] ifFalse:[
claus
parents:
diff changeset
  3266
	    botFg := shadowColor
claus
parents:
diff changeset
  3267
	].
claus
parents:
diff changeset
  3268
    ].
claus
parents:
diff changeset
  3269
    super paint:botFg.
claus
parents:
diff changeset
  3270
    super lineWidth:0.
claus
parents:
diff changeset
  3271
claus
parents:
diff changeset
  3272
    r := width - 1.
claus
parents:
diff changeset
  3273
    0 to:(count - 1) do:[:i |
claus
parents:
diff changeset
  3274
	b := height - 1 - i.
claus
parents:
diff changeset
  3275
	super displayDeviceLineFromX:i y:b toX:(r - i) y:b
claus
parents:
diff changeset
  3276
    ].
claus
parents:
diff changeset
  3277
claus
parents:
diff changeset
  3278
    ((edgeStyle == #soft) and:[level > 1]) ifTrue:[
claus
parents:
diff changeset
  3279
	b := height - 1.
claus
parents:
diff changeset
  3280
	super paint:shadowColor.
claus
parents:
diff changeset
  3281
	super displayDeviceLineFromX:1 y:b toX:r y:b. 
claus
parents:
diff changeset
  3282
    ]
claus
parents:
diff changeset
  3283
!
claus
parents:
diff changeset
  3284
claus
parents:
diff changeset
  3285
drawLeftEdgeLevel:level shadow:shadowColor light:lightColor halfShadow:halfShadowColor halfLight:halfLightColor style:edgeStyle 
claus
parents:
diff changeset
  3286
    |leftFg leftHalfFg paint b
claus
parents:
diff changeset
  3287
     count "{ Class: SmallInteger }" |
claus
parents:
diff changeset
  3288
claus
parents:
diff changeset
  3289
    count := level.
claus
parents:
diff changeset
  3290
    count == 0 ifTrue:[^ self].
claus
parents:
diff changeset
  3291
    
claus
parents:
diff changeset
  3292
    (count < 0) ifTrue:[
claus
parents:
diff changeset
  3293
	leftFg := shadowColor.
claus
parents:
diff changeset
  3294
	leftHalfFg := halfShadowColor.
claus
parents:
diff changeset
  3295
	count := count negated.
claus
parents:
diff changeset
  3296
    ] ifFalse:[
claus
parents:
diff changeset
  3297
	leftFg := lightColor.
claus
parents:
diff changeset
  3298
	leftHalfFg := halfLightColor.
claus
parents:
diff changeset
  3299
    ].
claus
parents:
diff changeset
  3300
    leftHalfFg isNil ifTrue:[
claus
parents:
diff changeset
  3301
	leftHalfFg := leftFg
claus
parents:
diff changeset
  3302
    ].
claus
parents:
diff changeset
  3303
claus
parents:
diff changeset
  3304
    ((edgeStyle == #soft) and:[level > 0]) ifTrue:[
claus
parents:
diff changeset
  3305
	paint := leftHalfFg
claus
parents:
diff changeset
  3306
    ] ifFalse:[
claus
parents:
diff changeset
  3307
	paint := leftFg
claus
parents:
diff changeset
  3308
    ].
claus
parents:
diff changeset
  3309
    super paint:paint.
claus
parents:
diff changeset
  3310
    super lineWidth:0.
claus
parents:
diff changeset
  3311
claus
parents:
diff changeset
  3312
    b := height - 1.
claus
parents:
diff changeset
  3313
    0 to:(count - 1) do:[:i |
claus
parents:
diff changeset
  3314
	super displayDeviceLineFromX:i y:i toX:i y:(b - i)
claus
parents:
diff changeset
  3315
    ].
claus
parents:
diff changeset
  3316
claus
parents:
diff changeset
  3317
    ((edgeStyle == #soft) and:[level > 2]) ifTrue:[
claus
parents:
diff changeset
  3318
	super paint:Black.
claus
parents:
diff changeset
  3319
	super displayDeviceLineFromX:0 y:0 toX:0 y:b. 
claus
parents:
diff changeset
  3320
    ]
claus
parents:
diff changeset
  3321
!
claus
parents:
diff changeset
  3322
claus
parents:
diff changeset
  3323
drawEdgesForX:x y:y width:w height:h level:l
claus
parents:
diff changeset
  3324
    "draw 3D edges into a rectangle"
claus
parents:
diff changeset
  3325
claus
parents:
diff changeset
  3326
    self drawEdgesForX:x y:y width:w height:h level:l 
claus
parents:
diff changeset
  3327
		shadow:shadowColor 
claus
parents:
diff changeset
  3328
		light:lightColor
claus
parents:
diff changeset
  3329
		halfShadow:nil 
claus
parents:
diff changeset
  3330
		halfLight:nil 
claus
parents:
diff changeset
  3331
		style:nil 
claus
parents:
diff changeset
  3332
!
claus
parents:
diff changeset
  3333
claus
parents:
diff changeset
  3334
redraw
claus
parents:
diff changeset
  3335
    "redraw myself
claus
parents:
diff changeset
  3336
     cannot do much here - has to be redefined in subclasses"
claus
parents:
diff changeset
  3337
claus
parents:
diff changeset
  3338
!
claus
parents:
diff changeset
  3339
claus
parents:
diff changeset
  3340
redrawX:x y:y width:w height:h
claus
parents:
diff changeset
  3341
    "have to redraw part of myself, given logical coordinates (if trans is nonNil)
claus
parents:
diff changeset
  3342
     default is to redraw everything - subclasses should add intelligence"
claus
parents:
diff changeset
  3343
claus
parents:
diff changeset
  3344
    |area|
claus
parents:
diff changeset
  3345
claus
parents:
diff changeset
  3346
    area := Rectangle left:x top:y width:w height:h.      
claus
parents:
diff changeset
  3347
    self clippedTo:area do:[
claus
parents:
diff changeset
  3348
"/        controller notNil ifTrue:[
claus
parents:
diff changeset
  3349
"/            "ST-80 updating"
claus
parents:
diff changeset
  3350
"/            self update:#rectangle with:area
claus
parents:
diff changeset
  3351
"/        ] ifFalse:[
claus
parents:
diff changeset
  3352
	    components notNil ifTrue:[
claus
parents:
diff changeset
  3353
		components do:[:aComponent |
claus
parents:
diff changeset
  3354
		    |thisFrame is|
claus
parents:
diff changeset
  3355
claus
parents:
diff changeset
  3356
		    thisFrame := aComponent frame.
claus
parents:
diff changeset
  3357
		    (thisFrame intersects:area) ifTrue:[
claus
parents:
diff changeset
  3358
			is := thisFrame intersect:(x@y extent:w@h).
claus
parents:
diff changeset
  3359
			is = thisFrame ifTrue:[
claus
parents:
diff changeset
  3360
			    aComponent redraw
claus
parents:
diff changeset
  3361
			] ifFalse:[
claus
parents:
diff changeset
  3362
			    aComponent redrawX:is left
claus
parents:
diff changeset
  3363
					     y:is top
claus
parents:
diff changeset
  3364
					 width:is width
claus
parents:
diff changeset
  3365
					height:is height.
claus
parents:
diff changeset
  3366
			].        
claus
parents:
diff changeset
  3367
			"/ aComponent drawIn:self offset:0@0
claus
parents:
diff changeset
  3368
		    ]
claus
parents:
diff changeset
  3369
		]
claus
parents:
diff changeset
  3370
	    ] ifFalse:[
claus
parents:
diff changeset
  3371
		self redraw
claus
parents:
diff changeset
  3372
	    ]
claus
parents:
diff changeset
  3373
"/        ]
claus
parents:
diff changeset
  3374
    ]                                                              
claus
parents:
diff changeset
  3375
!
claus
parents:
diff changeset
  3376
claus
parents:
diff changeset
  3377
redrawDeviceX:x y:y width:w height:h
claus
parents:
diff changeset
  3378
    "have to redraw part of the view.
claus
parents:
diff changeset
  3379
     The coordinates are in device space - if there is a transformation,
claus
parents:
diff changeset
  3380
     must inverse-transform back to logical coordinates. (since the view thinks
claus
parents:
diff changeset
  3381
     in its coordinate space)"
claus
parents:
diff changeset
  3382
claus
parents:
diff changeset
  3383
    |lx ly lw lh|
claus
parents:
diff changeset
  3384
claus
parents:
diff changeset
  3385
    lx := x.
claus
parents:
diff changeset
  3386
    ly := y.
claus
parents:
diff changeset
  3387
    lw := w.
claus
parents:
diff changeset
  3388
    lh := h.
claus
parents:
diff changeset
  3389
claus
parents:
diff changeset
  3390
    transformation notNil ifTrue:[
claus
parents:
diff changeset
  3391
	lx := transformation applyInverseToX:lx.
claus
parents:
diff changeset
  3392
	ly := transformation applyInverseToY:ly.
claus
parents:
diff changeset
  3393
	lw := transformation applyInverseScaleX:lw.
claus
parents:
diff changeset
  3394
	lh := transformation applyInverseScaleY:lh.
claus
parents:
diff changeset
  3395
    ].
claus
parents:
diff changeset
  3396
    self redrawX:lx y:ly width:lw height:lh
claus
parents:
diff changeset
  3397
!
claus
parents:
diff changeset
  3398
claus
parents:
diff changeset
  3399
redrawEdges
claus
parents:
diff changeset
  3400
    "redraw my edges (if any)"
claus
parents:
diff changeset
  3401
claus
parents:
diff changeset
  3402
    (level ~~ 0) ifTrue:[
claus
parents:
diff changeset
  3403
	self clipRect:nil.
claus
parents:
diff changeset
  3404
	self drawEdges.
claus
parents:
diff changeset
  3405
	self clipRect:innerClipRect
claus
parents:
diff changeset
  3406
    ]                  
claus
parents:
diff changeset
  3407
!
claus
parents:
diff changeset
  3408
claus
parents:
diff changeset
  3409
showFocus
claus
parents:
diff changeset
  3410
    "highlight myself somehow to tell user that I have the focus"
claus
parents:
diff changeset
  3411
claus
parents:
diff changeset
  3412
    |delta|
claus
parents:
diff changeset
  3413
claus
parents:
diff changeset
  3414
    drawableId notNil ifTrue:[
claus
parents:
diff changeset
  3415
	delta := DefaultFocusBorderWidth - borderWidth.
claus
parents:
diff changeset
  3416
	delta ~~ 0 ifTrue:[
claus
parents:
diff changeset
  3417
	    device moveWindow:drawableId x:left-delta y:top-delta
claus
parents:
diff changeset
  3418
	].
claus
parents:
diff changeset
  3419
	device setWindowBorderWidth:DefaultFocusBorderWidth in:drawableId.
claus
parents:
diff changeset
  3420
	device setWindowBorderColor:(DefaultFocusColor on:device) colorId in:drawableId.
claus
parents:
diff changeset
  3421
    ]
claus
parents:
diff changeset
  3422
!
claus
parents:
diff changeset
  3423
claus
parents:
diff changeset
  3424
showNoFocus
claus
parents:
diff changeset
  3425
    "undo the effect of showFocus"
claus
parents:
diff changeset
  3426
claus
parents:
diff changeset
  3427
    |delta|
claus
parents:
diff changeset
  3428
claus
parents:
diff changeset
  3429
    drawableId notNil ifTrue:[
claus
parents:
diff changeset
  3430
	delta := DefaultFocusBorderWidth - borderWidth.
claus
parents:
diff changeset
  3431
	delta ~~ 0 ifTrue:[
claus
parents:
diff changeset
  3432
	    device moveWindow:drawableId x:left+delta y:top+delta
claus
parents:
diff changeset
  3433
	].
claus
parents:
diff changeset
  3434
	device setWindowBorderWidth:borderWidth in:drawableId.
claus
parents:
diff changeset
  3435
	self setBorderColor.
claus
parents:
diff changeset
  3436
    ]
claus
parents:
diff changeset
  3437
!
claus
parents:
diff changeset
  3438
claus
parents:
diff changeset
  3439
showActive
claus
parents:
diff changeset
  3440
    "redraw myself as active (i.e. busy).
claus
parents:
diff changeset
  3441
     Nothing done here."
claus
parents:
diff changeset
  3442
claus
parents:
diff changeset
  3443
    ^ self
claus
parents:
diff changeset
  3444
!
claus
parents:
diff changeset
  3445
claus
parents:
diff changeset
  3446
showPassive
claus
parents:
diff changeset
  3447
    "redraw myself as inactive (i.e. nonbusy).
claus
parents:
diff changeset
  3448
     Nothing done here."
claus
parents:
diff changeset
  3449
claus
parents:
diff changeset
  3450
    ^ self
claus
parents:
diff changeset
  3451
! !
claus
parents:
diff changeset
  3452
claus
parents:
diff changeset
  3453
!SimpleView methodsFor:'realization'!
claus
parents:
diff changeset
  3454
claus
parents:
diff changeset
  3455
initializeMiddleButtonMenu
claus
parents:
diff changeset
  3456
    "a place to initialize menu - this one is sent once when the view is
claus
parents:
diff changeset
  3457
     first created; usually redefined in subclasses; default here is no menu"
claus
parents:
diff changeset
  3458
claus
parents:
diff changeset
  3459
    ^ self
claus
parents:
diff changeset
  3460
!
claus
parents:
diff changeset
  3461
claus
parents:
diff changeset
  3462
fixSize
claus
parents:
diff changeset
  3463
    "This is called right before the view is made visible.
claus
parents:
diff changeset
  3464
     Adjust the size of the view according to either relative/abs or
claus
parents:
diff changeset
  3465
     block extent; also set origin. Also, subclasses may redefine this
claus
parents:
diff changeset
  3466
     method to adjust the size based on some extent (for example, PopUpMenus
claus
parents:
diff changeset
  3467
     do so to take care of changed number of menu entries)."
claus
parents:
diff changeset
  3468
claus
parents:
diff changeset
  3469
    |org|
claus
parents:
diff changeset
  3470
claus
parents:
diff changeset
  3471
    window notNil ifTrue:[
claus
parents:
diff changeset
  3472
	^ self superViewChangedSize
claus
parents:
diff changeset
  3473
    ].
claus
parents:
diff changeset
  3474
claus
parents:
diff changeset
  3475
    "if the extent is not the one we created the window with ..."
claus
parents:
diff changeset
  3476
    extentChanged ifTrue:[
claus
parents:
diff changeset
  3477
	self sizeChanged:nil.
claus
parents:
diff changeset
  3478
	extentChanged := false
claus
parents:
diff changeset
  3479
    ].
claus
parents:
diff changeset
  3480
claus
parents:
diff changeset
  3481
    originChanged ifTrue:[
claus
parents:
diff changeset
  3482
"/        org := self computeOrigin.
claus
parents:
diff changeset
  3483
"/        self pixelOrigin:org.    
claus
parents:
diff changeset
  3484
	originRule notNil ifTrue:[
claus
parents:
diff changeset
  3485
	    self pixelOrigin:self computeOrigin
claus
parents:
diff changeset
  3486
	] ifFalse:[
claus
parents:
diff changeset
  3487
	    relativeOrigin notNil ifTrue:[
claus
parents:
diff changeset
  3488
		self originFromRelativeOrigin:relativeOrigin
claus
parents:
diff changeset
  3489
	    ] ifFalse:[
claus
parents:
diff changeset
  3490
		device moveWindow:drawableId x:left y:top.
claus
parents:
diff changeset
  3491
	    ].
claus
parents:
diff changeset
  3492
	].
claus
parents:
diff changeset
  3493
	originChanged := false
claus
parents:
diff changeset
  3494
    ]
claus
parents:
diff changeset
  3495
!
claus
parents:
diff changeset
  3496
claus
parents:
diff changeset
  3497
realizeLeavingGroup:leaveGroupAsIs 
claus
parents:
diff changeset
  3498
    "common helper for realize and realizeInGroup"
claus
parents:
diff changeset
  3499
claus
parents:
diff changeset
  3500
    |superGroup groupChange|
claus
parents:
diff changeset
  3501
claus
parents:
diff changeset
  3502
    drawableId isNil ifTrue:[
claus
parents:
diff changeset
  3503
	self create.
claus
parents:
diff changeset
  3504
    ].
claus
parents:
diff changeset
  3505
claus
parents:
diff changeset
  3506
    leaveGroupAsIs ifFalse:[
claus
parents:
diff changeset
  3507
	"
claus
parents:
diff changeset
  3508
	 put myself into superviews windowgroup if there is a superview
claus
parents:
diff changeset
  3509
	"
claus
parents:
diff changeset
  3510
	groupChange := false.
claus
parents:
diff changeset
  3511
	superView notNil ifTrue:[
claus
parents:
diff changeset
  3512
	    superGroup := superView windowGroup.
claus
parents:
diff changeset
  3513
	    (windowGroup notNil and:[superGroup ~~ windowGroup]) ifTrue:[
claus
parents:
diff changeset
  3514
		"
claus
parents:
diff changeset
  3515
		 mhmh - seems that the windowgroup has changed ....
claus
parents:
diff changeset
  3516
		"
claus
parents:
diff changeset
  3517
"/                'oops - wgroup change on realize' printNewline.
claus
parents:
diff changeset
  3518
		windowGroup removeView:self.
claus
parents:
diff changeset
  3519
		windowGroup := nil
claus
parents:
diff changeset
  3520
	    ].
claus
parents:
diff changeset
  3521
	    superGroup ~~ windowGroup ifTrue:[
claus
parents:
diff changeset
  3522
		groupChange := true.
claus
parents:
diff changeset
  3523
		windowGroup := superGroup.
claus
parents:
diff changeset
  3524
		windowGroup notNil ifTrue:[
claus
parents:
diff changeset
  3525
		    windowGroup addView:self.
claus
parents:
diff changeset
  3526
		]
claus
parents:
diff changeset
  3527
	    ]
claus
parents:
diff changeset
  3528
	].
claus
parents:
diff changeset
  3529
    ].
claus
parents:
diff changeset
  3530
claus
parents:
diff changeset
  3531
    hidden ifFalse:[
claus
parents:
diff changeset
  3532
	(originChanged or:[extentChanged]) ifTrue:[self fixSize].
claus
parents:
diff changeset
  3533
claus
parents:
diff changeset
  3534
	(realized not or:[groupChange]) ifTrue:[
claus
parents:
diff changeset
  3535
	    subViews notNil ifTrue:[
claus
parents:
diff changeset
  3536
		subViews do:[:subView |
claus
parents:
diff changeset
  3537
		    subView realize
claus
parents:
diff changeset
  3538
		]
claus
parents:
diff changeset
  3539
	    ].
claus
parents:
diff changeset
  3540
	].
claus
parents:
diff changeset
  3541
	self setInnerClip.
claus
parents:
diff changeset
  3542
claus
parents:
diff changeset
  3543
	realized ifFalse:[
claus
parents:
diff changeset
  3544
	    "
claus
parents:
diff changeset
  3545
	     now, make the view visible
claus
parents:
diff changeset
  3546
	    "
claus
parents:
diff changeset
  3547
	    device mapWindow:drawableId.
claus
parents:
diff changeset
  3548
	    realized := true
claus
parents:
diff changeset
  3549
	]
claus
parents:
diff changeset
  3550
    ].
claus
parents:
diff changeset
  3551
claus
parents:
diff changeset
  3552
    controller notNil ifTrue:[
claus
parents:
diff changeset
  3553
	controller startUp
claus
parents:
diff changeset
  3554
    ]
claus
parents:
diff changeset
  3555
!
claus
parents:
diff changeset
  3556
claus
parents:
diff changeset
  3557
physicalCreate
claus
parents:
diff changeset
  3558
    "common code for create & recreate"
claus
parents:
diff changeset
  3559
claus
parents:
diff changeset
  3560
    "associate colors to device"
claus
parents:
diff changeset
  3561
claus
parents:
diff changeset
  3562
    drawableId := device 
claus
parents:
diff changeset
  3563
		      createWindowFor:self 
claus
parents:
diff changeset
  3564
			  origin:(left @ top)
claus
parents:
diff changeset
  3565
			  extent:(width @ height)
claus
parents:
diff changeset
  3566
			  minExtent:nil
claus
parents:
diff changeset
  3567
			  maxExtent:nil
claus
parents:
diff changeset
  3568
			  borderWidth:borderWidth
claus
parents:
diff changeset
  3569
			  subViewOf:superView
claus
parents:
diff changeset
  3570
			  onTop:(self createOnTop)
claus
parents:
diff changeset
  3571
			  inputOnly:(self inputOnly)
claus
parents:
diff changeset
  3572
			  label:nil
claus
parents:
diff changeset
  3573
			  cursor:cursor
claus
parents:
diff changeset
  3574
			  icon:nil
claus
parents:
diff changeset
  3575
			  iconView:nil.
claus
parents:
diff changeset
  3576
claus
parents:
diff changeset
  3577
    Lobby changed:self.
claus
parents:
diff changeset
  3578
    extentChanged := false.
claus
parents:
diff changeset
  3579
    originChanged := false.
claus
parents:
diff changeset
  3580
claus
parents:
diff changeset
  3581
    (borderColor notNil and:[borderColor ~~ Black]) ifTrue:[
claus
parents:
diff changeset
  3582
"/        borderColor := borderColor on:device.
claus
parents:
diff changeset
  3583
	self setBorderColor
claus
parents:
diff changeset
  3584
    ].
claus
parents:
diff changeset
  3585
    (viewGravity notNil "and:[viewGravity ~~ #NorthWest]") ifTrue:[
claus
parents:
diff changeset
  3586
	device setWindowGravity:viewGravity in:drawableId
claus
parents:
diff changeset
  3587
    ].
claus
parents:
diff changeset
  3588
    (bitGravity notNil "and:[bitGravity ~~ #NorthWest]") ifTrue:[
claus
parents:
diff changeset
  3589
	device setBitGravity:bitGravity in:drawableId
claus
parents:
diff changeset
  3590
    ].
claus
parents:
diff changeset
  3591
    borderShape notNil ifTrue:[
claus
parents:
diff changeset
  3592
	device setWindowBorderShape:(borderShape id) in:drawableId
claus
parents:
diff changeset
  3593
    ].
claus
parents:
diff changeset
  3594
    viewShape notNil ifTrue:[
claus
parents:
diff changeset
  3595
	device setWindowShape:(viewShape id) in:drawableId
claus
parents:
diff changeset
  3596
    ].
claus
parents:
diff changeset
  3597
    (backed notNil and:[backed ~~ false]) ifTrue:[
claus
parents:
diff changeset
  3598
	device setBackingStore:backed in:drawableId
claus
parents:
diff changeset
  3599
    ].
claus
parents:
diff changeset
  3600
    saveUnder ifTrue:[
claus
parents:
diff changeset
  3601
	device setSaveUnder:true in:drawableId
claus
parents:
diff changeset
  3602
    ].
claus
parents:
diff changeset
  3603
!
claus
parents:
diff changeset
  3604
claus
parents:
diff changeset
  3605
unrealize
claus
parents:
diff changeset
  3606
    "hide me"
claus
parents:
diff changeset
  3607
claus
parents:
diff changeset
  3608
    realized ifTrue:[
claus
parents:
diff changeset
  3609
	drawableId notNil ifTrue:[
claus
parents:
diff changeset
  3610
	    device unmapWindow:drawableId
claus
parents:
diff changeset
  3611
	].
claus
parents:
diff changeset
  3612
	realized := shown := false.
claus
parents:
diff changeset
  3613
    ]
claus
parents:
diff changeset
  3614
!
claus
parents:
diff changeset
  3615
claus
parents:
diff changeset
  3616
realize
claus
parents:
diff changeset
  3617
    "realize - make visible;
claus
parents:
diff changeset
  3618
     realizing is done very late (after layout is fixed) to avoid
claus
parents:
diff changeset
  3619
     visible rearranging of windows on the screen"
claus
parents:
diff changeset
  3620
claus
parents:
diff changeset
  3621
    self realizeLeavingGroup:false
claus
parents:
diff changeset
  3622
!
claus
parents:
diff changeset
  3623
claus
parents:
diff changeset
  3624
create
claus
parents:
diff changeset
  3625
    "create (i.e. tell X about me)
claus
parents:
diff changeset
  3626
     this is kind of stupid - creation means XCreateWindow;
claus
parents:
diff changeset
  3627
     realizing means XMapWindow"
claus
parents:
diff changeset
  3628
claus
parents:
diff changeset
  3629
    drawableId isNil ifTrue:[
claus
parents:
diff changeset
  3630
	"
claus
parents:
diff changeset
  3631
	 make certain that superview is created also
claus
parents:
diff changeset
  3632
	"
claus
parents:
diff changeset
  3633
	superView notNil ifTrue:[
claus
parents:
diff changeset
  3634
"/            superView id isNil ifTrue:[
claus
parents:
diff changeset
  3635
		superView create.
claus
parents:
diff changeset
  3636
"/            ].
claus
parents:
diff changeset
  3637
claus
parents:
diff changeset
  3638
"/            "and put my controller into the superviews controller list"
claus
parents:
diff changeset
  3639
"/            controller notNil ifTrue:[
claus
parents:
diff changeset
  3640
"/                superView controller notNil ifTrue:[
claus
parents:
diff changeset
  3641
"/                    controller manager:(superView controller manager)
claus
parents:
diff changeset
  3642
"/                ]
claus
parents:
diff changeset
  3643
"/            ]
claus
parents:
diff changeset
  3644
	].
claus
parents:
diff changeset
  3645
claus
parents:
diff changeset
  3646
	cursor := cursor on:device.
claus
parents:
diff changeset
  3647
claus
parents:
diff changeset
  3648
	self physicalCreate.
claus
parents:
diff changeset
  3649
claus
parents:
diff changeset
  3650
	viewBackground notNil ifTrue:[
claus
parents:
diff changeset
  3651
	   self setViewBackground
claus
parents:
diff changeset
  3652
	].
claus
parents:
diff changeset
  3653
claus
parents:
diff changeset
  3654
	self initializeMiddleButtonMenu.
claus
parents:
diff changeset
  3655
	self initEvents.
claus
parents:
diff changeset
  3656
claus
parents:
diff changeset
  3657
	"
claus
parents:
diff changeset
  3658
	 this is the first create,
claus
parents:
diff changeset
  3659
	 force sizechange messages to be sent to the view
claus
parents:
diff changeset
  3660
	"
claus
parents:
diff changeset
  3661
	extentChanged := true.
claus
parents:
diff changeset
  3662
	originChanged := true
claus
parents:
diff changeset
  3663
    ]
claus
parents:
diff changeset
  3664
!
claus
parents:
diff changeset
  3665
claus
parents:
diff changeset
  3666
open
claus
parents:
diff changeset
  3667
    "open up the view - for normal views, this is a modeless open
claus
parents:
diff changeset
  3668
     (i.e. the new view comes up as independent process).
claus
parents:
diff changeset
  3669
     This is redefined in ModalBox, which comes up modal (i.e. 
claus
parents:
diff changeset
  3670
     control is under the current process, so that interaction with the
claus
parents:
diff changeset
  3671
     current group is blocked while the modalBox is active)."
claus
parents:
diff changeset
  3672
claus
parents:
diff changeset
  3673
    ^ self openModeless
claus
parents:
diff changeset
  3674
!
claus
parents:
diff changeset
  3675
claus
parents:
diff changeset
  3676
openModeless
claus
parents:
diff changeset
  3677
    "create and schedule a new windowgroup for me and open the view.
claus
parents:
diff changeset
  3678
     The view will be handled by its own process, effectively running in
claus
parents:
diff changeset
  3679
     parallel."
claus
parents:
diff changeset
  3680
claus
parents:
diff changeset
  3681
    ProcessorScheduler isPureEventDriven ifFalse:[
claus
parents:
diff changeset
  3682
	windowGroup isNil ifTrue:[
claus
parents:
diff changeset
  3683
	    windowGroup := WindowGroup new.
claus
parents:
diff changeset
  3684
	    windowGroup addTopView:self.
claus
parents:
diff changeset
  3685
	].
claus
parents:
diff changeset
  3686
	windowGroup startup:false.
claus
parents:
diff changeset
  3687
    ] ifTrue:[
claus
parents:
diff changeset
  3688
	self realize
claus
parents:
diff changeset
  3689
    ]
claus
parents:
diff changeset
  3690
!
claus
parents:
diff changeset
  3691
claus
parents:
diff changeset
  3692
openModal
claus
parents:
diff changeset
  3693
    "create a new windowgroup, but start processing in the current process
claus
parents:
diff changeset
  3694
     actually suspending event processing for the currently active group.
claus
parents:
diff changeset
  3695
     Stay in modalLoop while view is visible."
claus
parents:
diff changeset
  3696
claus
parents:
diff changeset
  3697
    self openModal:[true]
claus
parents:
diff changeset
  3698
!
claus
parents:
diff changeset
  3699
claus
parents:
diff changeset
  3700
recreate
claus
parents:
diff changeset
  3701
    "recreate (i.e. tell X about me) after a snapin"
claus
parents:
diff changeset
  3702
claus
parents:
diff changeset
  3703
    drawableId isNil ifTrue:[
claus
parents:
diff changeset
  3704
	super recreate.
claus
parents:
diff changeset
  3705
	self physicalCreate.
claus
parents:
diff changeset
  3706
claus
parents:
diff changeset
  3707
	viewBackground notNil ifTrue:[
claus
parents:
diff changeset
  3708
	    self setViewBackground 
claus
parents:
diff changeset
  3709
	].
claus
parents:
diff changeset
  3710
claus
parents:
diff changeset
  3711
	"
claus
parents:
diff changeset
  3712
	 XXX has to be changed: eventmasks are device specific -
claus
parents:
diff changeset
  3713
	 XXX will not allow restart on another Workstation-type.
claus
parents:
diff changeset
  3714
	 XXX event masks must become symbolic
claus
parents:
diff changeset
  3715
	"
claus
parents:
diff changeset
  3716
	device setEventMask:eventMask in:drawableId
claus
parents:
diff changeset
  3717
    ]
claus
parents:
diff changeset
  3718
!
claus
parents:
diff changeset
  3719
claus
parents:
diff changeset
  3720
createWithAllSubViews
claus
parents:
diff changeset
  3721
    "create, then create all subviews"
claus
parents:
diff changeset
  3722
claus
parents:
diff changeset
  3723
    drawableId isNil ifTrue:[self create].
claus
parents:
diff changeset
  3724
    subViews notNil ifTrue:[
claus
parents:
diff changeset
  3725
	subViews do:[:subView | subView createWithAllSubViews]
claus
parents:
diff changeset
  3726
    ]
claus
parents:
diff changeset
  3727
!
claus
parents:
diff changeset
  3728
claus
parents:
diff changeset
  3729
destroy
claus
parents:
diff changeset
  3730
    "unrealize & destroy - make me invisible, destroy subviews then
claus
parents:
diff changeset
  3731
     make me unknown to the device"
claus
parents:
diff changeset
  3732
claus
parents:
diff changeset
  3733
    |subs|
claus
parents:
diff changeset
  3734
claus
parents:
diff changeset
  3735
    realized ifTrue:[
claus
parents:
diff changeset
  3736
	self unrealize.            
claus
parents:
diff changeset
  3737
	"make it go away immediately
claus
parents:
diff changeset
  3738
	 - also, this hides the subview killing"
claus
parents:
diff changeset
  3739
"
claus
parents:
diff changeset
  3740
	device synchronizeOutput. 
claus
parents:
diff changeset
  3741
"
claus
parents:
diff changeset
  3742
    ].
claus
parents:
diff changeset
  3743
claus
parents:
diff changeset
  3744
    controller notNil ifTrue:[
claus
parents:
diff changeset
  3745
	controller release.
claus
parents:
diff changeset
  3746
	controller := nil.
claus
parents:
diff changeset
  3747
    ].
claus
parents:
diff changeset
  3748
claus
parents:
diff changeset
  3749
    subs := subViews.
claus
parents:
diff changeset
  3750
    subs notNil ifTrue:[
claus
parents:
diff changeset
  3751
	"stupid: destroy removes itself from the subview list
claus
parents:
diff changeset
  3752
	 - therefore we have to loop over a copy here"
claus
parents:
diff changeset
  3753
claus
parents:
diff changeset
  3754
	subViews := nil.
claus
parents:
diff changeset
  3755
	subs do:[:aView |
claus
parents:
diff changeset
  3756
	    aView notNil ifTrue:[aView destroy]             
claus
parents:
diff changeset
  3757
	]
claus
parents:
diff changeset
  3758
    ].
claus
parents:
diff changeset
  3759
    superView notNil ifTrue:[
claus
parents:
diff changeset
  3760
	superView removeSubView:self.
claus
parents:
diff changeset
  3761
	superView := nil
claus
parents:
diff changeset
  3762
    ].
claus
parents:
diff changeset
  3763
    super destroy.
claus
parents:
diff changeset
  3764
claus
parents:
diff changeset
  3765
    windowGroup notNil ifTrue:[
claus
parents:
diff changeset
  3766
	windowGroup removeView:self.
claus
parents:
diff changeset
  3767
	windowGroup := nil
claus
parents:
diff changeset
  3768
    ].
claus
parents:
diff changeset
  3769
!
claus
parents:
diff changeset
  3770
claus
parents:
diff changeset
  3771
realizeInGroup
claus
parents:
diff changeset
  3772
    "special realize - leave windowgroup as is; 
claus
parents:
diff changeset
  3773
     This allows a view to be realized in any windowgroup; 
claus
parents:
diff changeset
  3774
     for special applications, like the kill button in the Filebrowser which has
claus
parents:
diff changeset
  3775
     another windowGroup as its superview and is handled as a separate process."
claus
parents:
diff changeset
  3776
claus
parents:
diff changeset
  3777
    self realizeLeavingGroup:true
claus
parents:
diff changeset
  3778
!
claus
parents:
diff changeset
  3779
claus
parents:
diff changeset
  3780
openModal:aBlock
claus
parents:
diff changeset
  3781
    "create a new windowgroup, but start processing in the current process -
claus
parents:
diff changeset
  3782
     actually suspending event processing for the currently active group.
claus
parents:
diff changeset
  3783
     Stay in this modal loop while aBlock evaluates to true AND the receiver is
claus
parents:
diff changeset
  3784
     visible.
claus
parents:
diff changeset
  3785
     This makes any interaction with the current window impossible - 
claus
parents:
diff changeset
  3786
     however, other views (in other windowgroups) still work."
claus
parents:
diff changeset
  3787
claus
parents:
diff changeset
  3788
    |activeGroup tops|
claus
parents:
diff changeset
  3789
claus
parents:
diff changeset
  3790
    Processor activeProcessIsSystemProcess ifTrue:[
claus
parents:
diff changeset
  3791
	self realize
claus
parents:
diff changeset
  3792
    ] ifFalse:[
claus
parents:
diff changeset
  3793
	activeGroup := WindowGroup activeGroup.
claus
parents:
diff changeset
  3794
claus
parents:
diff changeset
  3795
	"
claus
parents:
diff changeset
  3796
	 create a new window group and put myself into it
claus
parents:
diff changeset
  3797
	"
claus
parents:
diff changeset
  3798
	windowGroup := WindowGroup new.
claus
parents:
diff changeset
  3799
	windowGroup addTopView:self.
claus
parents:
diff changeset
  3800
	"
claus
parents:
diff changeset
  3801
	 go dispatch events in this new group
claus
parents:
diff changeset
  3802
	 (thus current windowgroup is blocked from interaction)
claus
parents:
diff changeset
  3803
	"
claus
parents:
diff changeset
  3804
	Object abortSignal handle:[:ex |
claus
parents:
diff changeset
  3805
	    self hide.
claus
parents:
diff changeset
  3806
	    ex return.
claus
parents:
diff changeset
  3807
	] do:[
claus
parents:
diff changeset
  3808
	    [
claus
parents:
diff changeset
  3809
		windowGroup startupModal:[realized and:aBlock]
claus
parents:
diff changeset
  3810
	    ] valueOnUnwindDo:[
claus
parents:
diff changeset
  3811
		self hide.
claus
parents:
diff changeset
  3812
	    ]
claus
parents:
diff changeset
  3813
	].
claus
parents:
diff changeset
  3814
	"
claus
parents:
diff changeset
  3815
	 return input focus to previously active groups top.
claus
parents:
diff changeset
  3816
	 This helps with windowmanagers which need an explicit click
claus
parents:
diff changeset
  3817
	 on the view for the focus.
claus
parents:
diff changeset
  3818
	"
claus
parents:
diff changeset
  3819
	activeGroup notNil ifTrue:[
claus
parents:
diff changeset
  3820
	    tops := activeGroup topViews.
claus
parents:
diff changeset
  3821
	    (tops notNil and:[tops notEmpty]) ifTrue:[
claus
parents:
diff changeset
  3822
		tops first getKeyboardFocus
claus
parents:
diff changeset
  3823
	    ]
claus
parents:
diff changeset
  3824
	]
claus
parents:
diff changeset
  3825
    ]
claus
parents:
diff changeset
  3826
!
claus
parents:
diff changeset
  3827
claus
parents:
diff changeset
  3828
rerealizeWithAllSubViews
claus
parents:
diff changeset
  3829
    "rerealize myself with all subviews"
claus
parents:
diff changeset
  3830
claus
parents:
diff changeset
  3831
    drawableId notNil ifTrue:[
claus
parents:
diff changeset
  3832
	realized := true.
claus
parents:
diff changeset
  3833
	subViews notNil ifTrue:[
claus
parents:
diff changeset
  3834
	    subViews do:[:aView |
claus
parents:
diff changeset
  3835
		aView realize
claus
parents:
diff changeset
  3836
	    ]
claus
parents:
diff changeset
  3837
	].
claus
parents:
diff changeset
  3838
	device mapView:self id:drawableId iconified:false
claus
parents:
diff changeset
  3839
		   atX:left y:top width:width height:height
claus
parents:
diff changeset
  3840
    ]
claus
parents:
diff changeset
  3841
!
claus
parents:
diff changeset
  3842
claus
parents:
diff changeset
  3843
rerealize
claus
parents:
diff changeset
  3844
    "rerealize at old position"
claus
parents:
diff changeset
  3845
claus
parents:
diff changeset
  3846
    drawableId notNil ifTrue:[
claus
parents:
diff changeset
  3847
	realized := true.
claus
parents:
diff changeset
  3848
	device mapView:self id:drawableId iconified:false
claus
parents:
diff changeset
  3849
		   atX:left y:top width:width height:height
claus
parents:
diff changeset
  3850
    ]
claus
parents:
diff changeset
  3851
!
claus
parents:
diff changeset
  3852
claus
parents:
diff changeset
  3853
openAutonomous
claus
parents:
diff changeset
  3854
    "create and schedule a new windowgroup for me and open the view.
claus
parents:
diff changeset
  3855
     The view will be handled by its own process, effectively running in
claus
parents:
diff changeset
  3856
     parallel. This entry is for non-topviews, which want to be served
claus
parents:
diff changeset
  3857
     autonomous from the topview. (see the fileBrowsers kill-button
claus
parents:
diff changeset
  3858
     when executing unix commands as an example)"
claus
parents:
diff changeset
  3859
claus
parents:
diff changeset
  3860
    |wg|
claus
parents:
diff changeset
  3861
claus
parents:
diff changeset
  3862
    ProcessorScheduler isPureEventDriven ifFalse:[
claus
parents:
diff changeset
  3863
	wg := WindowGroup new.
claus
parents:
diff changeset
  3864
	self windowGroup:wg.
claus
parents:
diff changeset
  3865
	wg addView:self.
claus
parents:
diff changeset
  3866
	wg startup:false.
claus
parents:
diff changeset
  3867
	self realizeInGroup.
claus
parents:
diff changeset
  3868
    ] ifTrue:[
claus
parents:
diff changeset
  3869
	self realize
claus
parents:
diff changeset
  3870
    ]
claus
parents:
diff changeset
  3871
! !
claus
parents:
diff changeset
  3872
claus
parents:
diff changeset
  3873
!SimpleView methodsFor:'adding & removing components'!
claus
parents:
diff changeset
  3874
claus
parents:
diff changeset
  3875
setParentViewIn:aView
claus
parents:
diff changeset
  3876
    "common code for addSubView* methods"
claus
parents:
diff changeset
  3877
claus
parents:
diff changeset
  3878
    aView superView:self.
claus
parents:
diff changeset
  3879
    (aView device ~~ device) ifTrue:[
claus
parents:
diff changeset
  3880
	'warning subview (' errorPrint. aView class name errorPrint.
claus
parents:
diff changeset
  3881
	') has different device than me (' errorPrint.
claus
parents:
diff changeset
  3882
	self class name errorPrint. ').' errorPrintNewline.
claus
parents:
diff changeset
  3883
	aView device:device
claus
parents:
diff changeset
  3884
    ]
claus
parents:
diff changeset
  3885
!
claus
parents:
diff changeset
  3886
claus
parents:
diff changeset
  3887
removeSubView:aView
claus
parents:
diff changeset
  3888
    "remove a view from the collection of subviews"
claus
parents:
diff changeset
  3889
claus
parents:
diff changeset
  3890
    subViews notNil ifTrue:[
claus
parents:
diff changeset
  3891
	subViews remove:aView ifAbsent:[nil].
claus
parents:
diff changeset
  3892
	(subViews size == 0) ifTrue:[
claus
parents:
diff changeset
  3893
	    subViews := nil
claus
parents:
diff changeset
  3894
	]
claus
parents:
diff changeset
  3895
    ]
claus
parents:
diff changeset
  3896
!
claus
parents:
diff changeset
  3897
claus
parents:
diff changeset
  3898
addComponent:aComponent
claus
parents:
diff changeset
  3899
    "components (i.e. gadgets or lightweight views) are being prepared. 
claus
parents:
diff changeset
  3900
     Dont use this right now for non-views"
claus
parents:
diff changeset
  3901
claus
parents:
diff changeset
  3902
    aComponent isView ifTrue:[
claus
parents:
diff changeset
  3903
	self addSubView:aComponent
claus
parents:
diff changeset
  3904
    ] ifFalse:[
claus
parents:
diff changeset
  3905
	components isNil ifTrue:[
claus
parents:
diff changeset
  3906
	    components := OrderedCollection new
claus
parents:
diff changeset
  3907
	].
claus
parents:
diff changeset
  3908
	components add:aComponent.
claus
parents:
diff changeset
  3909
	aComponent setParentViewIn:self
claus
parents:
diff changeset
  3910
    ]
claus
parents:
diff changeset
  3911
!
claus
parents:
diff changeset
  3912
claus
parents:
diff changeset
  3913
component:aComponent
claus
parents:
diff changeset
  3914
    "components (i.e. gadgets or lightweight views) are being prepared. 
claus
parents:
diff changeset
  3915
     Dont use this right now for non-views"
claus
parents:
diff changeset
  3916
claus
parents:
diff changeset
  3917
    aComponent origin:0.0@0.0 corner:1.0@1.0.
claus
parents:
diff changeset
  3918
    aComponent isView ifTrue:[
claus
parents:
diff changeset
  3919
	self addSubView:aComponent
claus
parents:
diff changeset
  3920
    ] ifFalse:[
claus
parents:
diff changeset
  3921
	components := OrderedCollection with:aComponent.
claus
parents:
diff changeset
  3922
	aComponent setParentViewIn:self
claus
parents:
diff changeset
  3923
    ]
claus
parents:
diff changeset
  3924
!
claus
parents:
diff changeset
  3925
claus
parents:
diff changeset
  3926
removeComponent:aComponent
claus
parents:
diff changeset
  3927
    "components (i.e. gadgets or lightweight views) are being prepared. 
claus
parents:
diff changeset
  3928
     Dont use this right now for non-views"
claus
parents:
diff changeset
  3929
claus
parents:
diff changeset
  3930
    aComponent isView ifTrue:[
claus
parents:
diff changeset
  3931
	self removeSubView:aComponent
claus
parents:
diff changeset
  3932
    ] ifFalse:[
claus
parents:
diff changeset
  3933
	components isNil ifTrue:[^self].
claus
parents:
diff changeset
  3934
	components remove:aComponent ifAbsent:[].
claus
parents:
diff changeset
  3935
	aComponent parent:nil 
claus
parents:
diff changeset
  3936
    ]
claus
parents:
diff changeset
  3937
!
claus
parents:
diff changeset
  3938
claus
parents:
diff changeset
  3939
addSubView:newView
claus
parents:
diff changeset
  3940
    "add a view to the collection of subviews"
claus
parents:
diff changeset
  3941
claus
parents:
diff changeset
  3942
    subViews isNil ifTrue:[
claus
parents:
diff changeset
  3943
	subViews := OrderedCollection with:newView
claus
parents:
diff changeset
  3944
    ] ifFalse:[
claus
parents:
diff changeset
  3945
	subViews add:newView.
claus
parents:
diff changeset
  3946
    ].
claus
parents:
diff changeset
  3947
    self setParentViewIn:newView.
claus
parents:
diff changeset
  3948
!
claus
parents:
diff changeset
  3949
claus
parents:
diff changeset
  3950
addSubView:newView after:aView
claus
parents:
diff changeset
  3951
    "add a view to the collection of subviews after another view.
claus
parents:
diff changeset
  3952
     This makes sense, in Panels and other layout views, to enter a new
claus
parents:
diff changeset
  3953
     element at some defined place."
claus
parents:
diff changeset
  3954
claus
parents:
diff changeset
  3955
    subViews isNil ifTrue:[
claus
parents:
diff changeset
  3956
	subViews := OrderedCollection with:newView
claus
parents:
diff changeset
  3957
    ] ifFalse:[
claus
parents:
diff changeset
  3958
	aView isNil ifTrue:[
claus
parents:
diff changeset
  3959
	    subViews add:newView
claus
parents:
diff changeset
  3960
	] ifFalse:[
claus
parents:
diff changeset
  3961
	    subViews add:newView after:aView.
claus
parents:
diff changeset
  3962
	]
claus
parents:
diff changeset
  3963
    ].
claus
parents:
diff changeset
  3964
    self setParentViewIn:newView.
claus
parents:
diff changeset
  3965
!
claus
parents:
diff changeset
  3966
claus
parents:
diff changeset
  3967
addSubView:newView before:aView
claus
parents:
diff changeset
  3968
    "add a view to the collection of subviews before another view.
claus
parents:
diff changeset
  3969
     This makes sense, in Panels and other layout views, to enter a new
claus
parents:
diff changeset
  3970
     element at some defined place."
claus
parents:
diff changeset
  3971
claus
parents:
diff changeset
  3972
    subViews isNil ifTrue:[
claus
parents:
diff changeset
  3973
	subViews := OrderedCollection with:newView
claus
parents:
diff changeset
  3974
    ] ifFalse:[
claus
parents:
diff changeset
  3975
	aView isNil ifTrue:[
claus
parents:
diff changeset
  3976
	    subViews addFirst:newView
claus
parents:
diff changeset
  3977
	] ifFalse:[
claus
parents:
diff changeset
  3978
	    subViews add:newView before:aView.
claus
parents:
diff changeset
  3979
	]
claus
parents:
diff changeset
  3980
    ].
claus
parents:
diff changeset
  3981
    self setParentViewIn:newView.
claus
parents:
diff changeset
  3982
!
claus
parents:
diff changeset
  3983
claus
parents:
diff changeset
  3984
add:aComponent
claus
parents:
diff changeset
  3985
    "add a component (either a view or gadget) to the collection of
claus
parents:
diff changeset
  3986
     subComponents."
claus
parents:
diff changeset
  3987
claus
parents:
diff changeset
  3988
    self addComponent:aComponent
claus
parents:
diff changeset
  3989
!
claus
parents:
diff changeset
  3990
claus
parents:
diff changeset
  3991
add:aComponent in:aRectangleOrLayoutFrame 
claus
parents:
diff changeset
  3992
    "for ST-80 compatibility.
claus
parents:
diff changeset
  3993
     add a component in some frame; the argument may be either a rectangle
claus
parents:
diff changeset
  3994
     with relative coordinates, or an instance of LayoutFrame, specifying
claus
parents:
diff changeset
  3995
     both relative coordinates and the insets."
claus
parents:
diff changeset
  3996
claus
parents:
diff changeset
  3997
    |origin corner|
claus
parents:
diff changeset
  3998
claus
parents:
diff changeset
  3999
    origin := aRectangleOrLayoutFrame origin.
claus
parents:
diff changeset
  4000
    origin := origin x asFloat @ origin y asFloat.
claus
parents:
diff changeset
  4001
    corner := aRectangleOrLayoutFrame corner.
claus
parents:
diff changeset
  4002
    corner := corner x asFloat @ corner y asFloat.
claus
parents:
diff changeset
  4003
claus
parents:
diff changeset
  4004
    aComponent origin:origin corner:corner.
claus
parents:
diff changeset
  4005
claus
parents:
diff changeset
  4006
    (aRectangleOrLayoutFrame isMemberOf:Rectangle) ifFalse:[
claus
parents:
diff changeset
  4007
	aComponent leftInset:aRectangleOrLayoutFrame leftOffset.
claus
parents:
diff changeset
  4008
	aComponent rightInset:aRectangleOrLayoutFrame rightOffset negated.
claus
parents:
diff changeset
  4009
	aComponent topInset:aRectangleOrLayoutFrame topOffset.
claus
parents:
diff changeset
  4010
	aComponent bottomInset:aRectangleOrLayoutFrame bottomOffset negated.
claus
parents:
diff changeset
  4011
    ].
claus
parents:
diff changeset
  4012
claus
parents:
diff changeset
  4013
    self addComponent:aComponent
claus
parents:
diff changeset
  4014
!
claus
parents:
diff changeset
  4015
claus
parents:
diff changeset
  4016
addSubView:aView in:bounds borderWidth:bw
claus
parents:
diff changeset
  4017
    "for ST-80 V2.x compatibility"
claus
parents:
diff changeset
  4018
claus
parents:
diff changeset
  4019
    aView borderWidth:bw.
claus
parents:
diff changeset
  4020
    self add:aView in:bounds.
claus
parents:
diff changeset
  4021
!
claus
parents:
diff changeset
  4022
claus
parents:
diff changeset
  4023
addSubView:aView viewport:aRectangle
claus
parents:
diff changeset
  4024
    "ST-80 V2.x compatibility:
claus
parents:
diff changeset
  4025
     Adds aView to the views list of subviews and uses the
claus
parents:
diff changeset
  4026
     existing subviews window and the new viewport to position it.
claus
parents:
diff changeset
  4027
     This method may be removed in future versions."
claus
parents:
diff changeset
  4028
claus
parents:
diff changeset
  4029
    self addSubView:aView.
claus
parents:
diff changeset
  4030
    aView viewport:aRectangle
claus
parents:
diff changeset
  4031
!
claus
parents:
diff changeset
  4032
claus
parents:
diff changeset
  4033
addSubView:aView window:aWindowRectangle viewport:aViewportRectangle
claus
parents:
diff changeset
  4034
    "ST-80 V2.x compatibility:
claus
parents:
diff changeset
  4035
     Adds aView to the views list of subviews and uses 
claus
parents:
diff changeset
  4036
     aWindowRectangle and aViewportRectangle to position it.
claus
parents:
diff changeset
  4037
     This method may be removed in future versions."
claus
parents:
diff changeset
  4038
claus
parents:
diff changeset
  4039
    self addSubView:aView.
claus
parents:
diff changeset
  4040
    aView window:aWindowRectangle viewport:aViewportRectangle
claus
parents:
diff changeset
  4041
! !
claus
parents:
diff changeset
  4042
claus
parents:
diff changeset
  4043
!SimpleView methodsFor:'queries'!
claus
parents:
diff changeset
  4044
claus
parents:
diff changeset
  4045
isView
claus
parents:
diff changeset
  4046
    "return true, if the receiver is some kind of view;
claus
parents:
diff changeset
  4047
     true is returned here."
claus
parents:
diff changeset
  4048
claus
parents:
diff changeset
  4049
    ^ true
claus
parents:
diff changeset
  4050
!
claus
parents:
diff changeset
  4051
claus
parents:
diff changeset
  4052
canHandle:aKey
claus
parents:
diff changeset
  4053
    "return true, if I like to handle the key (keyPress event)"
claus
parents:
diff changeset
  4054
claus
parents:
diff changeset
  4055
    ^ true
claus
parents:
diff changeset
  4056
!
claus
parents:
diff changeset
  4057
claus
parents:
diff changeset
  4058
buttonMotionEventPending
claus
parents:
diff changeset
  4059
    "return true, if a button motion event is pending.
claus
parents:
diff changeset
  4060
     Normally, you dont want to use this, since no polling is needed
claus
parents:
diff changeset
  4061
     (not even for mouse-tracking).
claus
parents:
diff changeset
  4062
     Dont use it, since it does not honor the windowGroup, but
claus
parents:
diff changeset
  4063
     goes directly to the device instead.
claus
parents:
diff changeset
  4064
     Actually, its a historical leftover"
claus
parents:
diff changeset
  4065
claus
parents:
diff changeset
  4066
    windowGroup notNil ifTrue:[
claus
parents:
diff changeset
  4067
	^ windowGroup sensor hasButtonMotionEventsFor:self
claus
parents:
diff changeset
  4068
    ].
claus
parents:
diff changeset
  4069
    ^ super buttonMotionEventPending
claus
parents:
diff changeset
  4070
!
claus
parents:
diff changeset
  4071
claus
parents:
diff changeset
  4072
preferredBounds
claus
parents:
diff changeset
  4073
    "ST-80 compatibility."
claus
parents:
diff changeset
  4074
claus
parents:
diff changeset
  4075
    ^ 0@0 corner:self preferedExtent
claus
parents:
diff changeset
  4076
!
claus
parents:
diff changeset
  4077
claus
parents:
diff changeset
  4078
preferedExtent
claus
parents:
diff changeset
  4079
    "return my preferred extent - this is the minimum size I would like to have.
claus
parents:
diff changeset
  4080
     The default here is the actual extent, the receiver currently has."
claus
parents:
diff changeset
  4081
claus
parents:
diff changeset
  4082
    ^ self extent
claus
parents:
diff changeset
  4083
! !
claus
parents:
diff changeset
  4084
claus
parents:
diff changeset
  4085
!SimpleView methodsFor:'enumerating subviews'!
claus
parents:
diff changeset
  4086
claus
parents:
diff changeset
  4087
allSubViewsDo:aBlock
claus
parents:
diff changeset
  4088
    "evaluate aBlock for all subviews (recursively)"
claus
parents:
diff changeset
  4089
claus
parents:
diff changeset
  4090
    (subViews isNil or:[subViews isEmpty]) ifFalse:[
claus
parents:
diff changeset
  4091
	subViews do:[:aSubview |
claus
parents:
diff changeset
  4092
	    aSubview withAllSubViewsDo:aBlock
claus
parents:
diff changeset
  4093
	]
claus
parents:
diff changeset
  4094
    ]
claus
parents:
diff changeset
  4095
!
claus
parents:
diff changeset
  4096
claus
parents:
diff changeset
  4097
withAllSubViewsDo:aBlock
claus
parents:
diff changeset
  4098
    "evaluate aBlock for the receiver and all subviews (recursively)"
claus
parents:
diff changeset
  4099
claus
parents:
diff changeset
  4100
    aBlock value:self.
claus
parents:
diff changeset
  4101
    self allSubViewsDo:aBlock
claus
parents:
diff changeset
  4102
! !
claus
parents:
diff changeset
  4103
claus
parents:
diff changeset
  4104
!SimpleView methodsFor:'scrolling-basic'!
claus
parents:
diff changeset
  4105
claus
parents:
diff changeset
  4106
scrollUp:nPixels
claus
parents:
diff changeset
  4107
    "change origin to scroll up (towards the origin) by some pixels"
claus
parents:
diff changeset
  4108
claus
parents:
diff changeset
  4109
    |count "{ Class:SmallInteger }"
claus
parents:
diff changeset
  4110
     m2    "{ Class:SmallInteger }"
claus
parents:
diff changeset
  4111
     w     "{ Class:SmallInteger }"
claus
parents:
diff changeset
  4112
     h     "{ Class:SmallInteger }"
claus
parents:
diff changeset
  4113
     orgX
claus
parents:
diff changeset
  4114
     orgY  "{ Class:SmallInteger }"
claus
parents:
diff changeset
  4115
     newOrigin|
claus
parents:
diff changeset
  4116
claus
parents:
diff changeset
  4117
    transformation isNil ifTrue:[
claus
parents:
diff changeset
  4118
	orgY := orgX := 0
claus
parents:
diff changeset
  4119
    ] ifFalse:[
claus
parents:
diff changeset
  4120
	orgY := transformation translation y negated.
claus
parents:
diff changeset
  4121
	orgX := transformation translation x negated
claus
parents:
diff changeset
  4122
    ].
claus
parents:
diff changeset
  4123
claus
parents:
diff changeset
  4124
    count := nPixels.
claus
parents:
diff changeset
  4125
    (count > orgY) ifTrue:[
claus
parents:
diff changeset
  4126
	count := orgY
claus
parents:
diff changeset
  4127
    ].
claus
parents:
diff changeset
  4128
    (count <= 0) ifTrue:[^ self].
claus
parents:
diff changeset
  4129
claus
parents:
diff changeset
  4130
    self originWillChange.
claus
parents:
diff changeset
  4131
    newOrigin := orgX @ (orgY - count).
claus
parents:
diff changeset
  4132
claus
parents:
diff changeset
  4133
    shown ifFalse:[
claus
parents:
diff changeset
  4134
	self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  4135
    ] ifTrue:[
claus
parents:
diff changeset
  4136
	m2 := margin * 2. "top & bottom margins"
claus
parents:
diff changeset
  4137
	(count >= self innerHeight) ifTrue:[
claus
parents:
diff changeset
  4138
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  4139
	    self redrawDeviceX:margin y:margin
claus
parents:
diff changeset
  4140
			 width:(width - m2)
claus
parents:
diff changeset
  4141
			height:(height - m2).
claus
parents:
diff changeset
  4142
	] ifFalse:[
claus
parents:
diff changeset
  4143
	    h := height - m2 - count.
claus
parents:
diff changeset
  4144
	    w := width.
claus
parents:
diff changeset
  4145
	    self catchExpose.
claus
parents:
diff changeset
  4146
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  4147
	    self copyFrom:self x:margin y:margin
claus
parents:
diff changeset
  4148
			     toX:margin y:(count + margin)
claus
parents:
diff changeset
  4149
			   width:w height:h.
claus
parents:
diff changeset
  4150
claus
parents:
diff changeset
  4151
	    self setInnerClip.
claus
parents:
diff changeset
  4152
	    self redrawDeviceX:margin y:margin
claus
parents:
diff changeset
  4153
			 width:(width - m2)
claus
parents:
diff changeset
  4154
			height:count.
claus
parents:
diff changeset
  4155
claus
parents:
diff changeset
  4156
	    self waitForExpose.
claus
parents:
diff changeset
  4157
	]
claus
parents:
diff changeset
  4158
    ].
claus
parents:
diff changeset
  4159
    self originChanged:(0 @ count negated).
claus
parents:
diff changeset
  4160
!
claus
parents:
diff changeset
  4161
claus
parents:
diff changeset
  4162
scrollDown:nPixels
claus
parents:
diff changeset
  4163
    "change origin to scroll down some pixels"
claus
parents:
diff changeset
  4164
claus
parents:
diff changeset
  4165
    |count "{ Class:SmallInteger }"
claus
parents:
diff changeset
  4166
     m2    "{ Class:SmallInteger }"
claus
parents:
diff changeset
  4167
     w     "{ Class:SmallInteger }"
claus
parents:
diff changeset
  4168
     h     "{ Class:SmallInteger }"
claus
parents:
diff changeset
  4169
     hCont 
claus
parents:
diff changeset
  4170
     ih    "{ Class:SmallInteger }"
claus
parents:
diff changeset
  4171
     orgX  
claus
parents:
diff changeset
  4172
     orgY  "{ Class:SmallInteger }"
claus
parents:
diff changeset
  4173
     newOrigin|
claus
parents:
diff changeset
  4174
claus
parents:
diff changeset
  4175
    hCont := self heightOfContents.
claus
parents:
diff changeset
  4176
    transformation isNil ifTrue:[
claus
parents:
diff changeset
  4177
	orgY := orgX := 0
claus
parents:
diff changeset
  4178
    ] ifFalse:[
claus
parents:
diff changeset
  4179
	hCont := (transformation applyScaleY:hCont) rounded.
claus
parents:
diff changeset
  4180
	orgY := transformation translation y negated.
claus
parents:
diff changeset
  4181
	orgX := transformation translation x negated.
claus
parents:
diff changeset
  4182
    ].
claus
parents:
diff changeset
  4183
claus
parents:
diff changeset
  4184
    count := nPixels.
claus
parents:
diff changeset
  4185
    ih := self innerHeight.
claus
parents:
diff changeset
  4186
claus
parents:
diff changeset
  4187
    ((orgY + nPixels + ih) > hCont) ifTrue:[
claus
parents:
diff changeset
  4188
	count := hCont - orgY - ih
claus
parents:
diff changeset
  4189
    ].
claus
parents:
diff changeset
  4190
    (count <= 0) ifTrue:[^ self].
claus
parents:
diff changeset
  4191
claus
parents:
diff changeset
  4192
    self originWillChange.
claus
parents:
diff changeset
  4193
    newOrigin := orgX @ (orgY + count).
claus
parents:
diff changeset
  4194
    shown ifFalse:[
claus
parents:
diff changeset
  4195
	self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  4196
    ] ifTrue:[
claus
parents:
diff changeset
  4197
	m2 := margin * 2.
claus
parents:
diff changeset
  4198
	(count >= ih) ifTrue:[
claus
parents:
diff changeset
  4199
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  4200
	    self redrawDeviceX:margin y:margin
claus
parents:
diff changeset
  4201
			 width:(width - m2)
claus
parents:
diff changeset
  4202
			height:(height - m2).
claus
parents:
diff changeset
  4203
	] ifFalse:[
claus
parents:
diff changeset
  4204
	    h := height - m2 - count.
claus
parents:
diff changeset
  4205
	    w := self width.
claus
parents:
diff changeset
  4206
	    self catchExpose.
claus
parents:
diff changeset
  4207
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  4208
	    self copyFrom:self x:margin y:(count + margin)
claus
parents:
diff changeset
  4209
			     toX:margin y:margin
claus
parents:
diff changeset
  4210
			   width:w 
claus
parents:
diff changeset
  4211
			  height:h.
claus
parents:
diff changeset
  4212
claus
parents:
diff changeset
  4213
	    self setInnerClip.
claus
parents:
diff changeset
  4214
	    self redrawDeviceX:margin y:(h + margin) 
claus
parents:
diff changeset
  4215
			 width:(width - m2) height:count.
claus
parents:
diff changeset
  4216
claus
parents:
diff changeset
  4217
	    self waitForExpose.
claus
parents:
diff changeset
  4218
	]
claus
parents:
diff changeset
  4219
    ].
claus
parents:
diff changeset
  4220
    self originChanged:(0 @ count).
claus
parents:
diff changeset
  4221
!
claus
parents:
diff changeset
  4222
claus
parents:
diff changeset
  4223
scrollLeft:nPixels
claus
parents:
diff changeset
  4224
    "change origin to scroll left some pixels"
claus
parents:
diff changeset
  4225
claus
parents:
diff changeset
  4226
    |count "{ Class:SmallInteger }"
claus
parents:
diff changeset
  4227
     m2    "{ Class:SmallInteger }"
claus
parents:
diff changeset
  4228
     h     "{ Class:SmallInteger }"
claus
parents:
diff changeset
  4229
     orgX orgY newOrigin|
claus
parents:
diff changeset
  4230
claus
parents:
diff changeset
  4231
    transformation isNil ifTrue:[
claus
parents:
diff changeset
  4232
	orgY := orgX := 0
claus
parents:
diff changeset
  4233
    ] ifFalse:[
claus
parents:
diff changeset
  4234
	orgY := transformation translation y negated.
claus
parents:
diff changeset
  4235
	orgX := transformation translation x negated.
claus
parents:
diff changeset
  4236
    ].
claus
parents:
diff changeset
  4237
claus
parents:
diff changeset
  4238
    count := nPixels.
claus
parents:
diff changeset
  4239
    (count > orgX) ifTrue:[
claus
parents:
diff changeset
  4240
	count := orgX
claus
parents:
diff changeset
  4241
    ].
claus
parents:
diff changeset
  4242
    (count <= 0) ifTrue:[^ self].
claus
parents:
diff changeset
  4243
claus
parents:
diff changeset
  4244
    self originWillChange.
claus
parents:
diff changeset
  4245
    newOrigin := (orgX - count) @ orgY.
claus
parents:
diff changeset
  4246
claus
parents:
diff changeset
  4247
    shown ifFalse:[
claus
parents:
diff changeset
  4248
	self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  4249
    ] ifTrue:[
claus
parents:
diff changeset
  4250
	m2 := margin * 2.
claus
parents:
diff changeset
  4251
	(count >= self innerWidth) ifTrue:[
claus
parents:
diff changeset
  4252
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  4253
	    self redrawDeviceX:margin y:margin
claus
parents:
diff changeset
  4254
			 width:(width - m2)
claus
parents:
diff changeset
  4255
			height:(height - m2).
claus
parents:
diff changeset
  4256
	] ifFalse:[
claus
parents:
diff changeset
  4257
	    h := (height - m2).
claus
parents:
diff changeset
  4258
claus
parents:
diff changeset
  4259
	    self catchExpose.
claus
parents:
diff changeset
  4260
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  4261
	    self copyFrom:self x:margin y:margin
claus
parents:
diff changeset
  4262
			     toX:(count + margin) y:margin
claus
parents:
diff changeset
  4263
			   width:(width - m2 - count) 
claus
parents:
diff changeset
  4264
			  height:h.
claus
parents:
diff changeset
  4265
claus
parents:
diff changeset
  4266
	    self setInnerClip.
claus
parents:
diff changeset
  4267
	    self redrawDeviceX:margin y:margin
claus
parents:
diff changeset
  4268
			 width:count height:(height - m2).
claus
parents:
diff changeset
  4269
claus
parents:
diff changeset
  4270
	    self waitForExpose.
claus
parents:
diff changeset
  4271
	]
claus
parents:
diff changeset
  4272
    ].
claus
parents:
diff changeset
  4273
    self originChanged:(count negated @ 0).
claus
parents:
diff changeset
  4274
!
claus
parents:
diff changeset
  4275
claus
parents:
diff changeset
  4276
scrollRight:nPixels
claus
parents:
diff changeset
  4277
    "change origin to scroll right some pixels"
claus
parents:
diff changeset
  4278
claus
parents:
diff changeset
  4279
    |count "{ Class:SmallInteger }"
claus
parents:
diff changeset
  4280
     m2    "{ Class:SmallInteger }"
claus
parents:
diff changeset
  4281
     h     "{ Class:SmallInteger }" 
claus
parents:
diff changeset
  4282
     wCont 
claus
parents:
diff changeset
  4283
     iw    "{ Class:SmallInteger }"
claus
parents:
diff changeset
  4284
     orgX orgY newOrigin|
claus
parents:
diff changeset
  4285
claus
parents:
diff changeset
  4286
    wCont := self widthOfContents.
claus
parents:
diff changeset
  4287
    transformation isNil ifTrue:[
claus
parents:
diff changeset
  4288
	orgY := orgX := 0
claus
parents:
diff changeset
  4289
    ] ifFalse:[
claus
parents:
diff changeset
  4290
	wCont := (transformation applyScaleX:wCont) rounded.
claus
parents:
diff changeset
  4291
	orgY := transformation translation y negated.
claus
parents:
diff changeset
  4292
	orgX := transformation translation x negated.
claus
parents:
diff changeset
  4293
    ].
claus
parents:
diff changeset
  4294
claus
parents:
diff changeset
  4295
    count := nPixels.
claus
parents:
diff changeset
  4296
    iw := self innerWidth.
claus
parents:
diff changeset
  4297
claus
parents:
diff changeset
  4298
    ((orgX + nPixels + iw) > wCont) ifTrue:[
claus
parents:
diff changeset
  4299
	count := wCont - orgX - iw
claus
parents:
diff changeset
  4300
    ].
claus
parents:
diff changeset
  4301
    (count <= 0) ifTrue:[^ self].
claus
parents:
diff changeset
  4302
claus
parents:
diff changeset
  4303
    self originWillChange.
claus
parents:
diff changeset
  4304
    newOrigin := (orgX + count) @ orgY.
claus
parents:
diff changeset
  4305
claus
parents:
diff changeset
  4306
    shown ifFalse:[
claus
parents:
diff changeset
  4307
	self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  4308
    ] ifTrue:[
claus
parents:
diff changeset
  4309
	m2 := margin * 2.
claus
parents:
diff changeset
  4310
	(count >= iw) ifTrue:[
claus
parents:
diff changeset
  4311
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  4312
	    self redrawDeviceX:margin y:margin
claus
parents:
diff changeset
  4313
			 width:(width - m2)
claus
parents:
diff changeset
  4314
			height:(height - m2).
claus
parents:
diff changeset
  4315
	] ifFalse:[
claus
parents:
diff changeset
  4316
	    m2 := margin * 2.
claus
parents:
diff changeset
  4317
	    h := (height - m2).
claus
parents:
diff changeset
  4318
claus
parents:
diff changeset
  4319
	    self catchExpose.
claus
parents:
diff changeset
  4320
	    self setViewOrigin:newOrigin.
claus
parents:
diff changeset
  4321
	    self copyFrom:self x:(count + margin) y:margin
claus
parents:
diff changeset
  4322
			     toX:margin y:margin
claus
parents:
diff changeset
  4323
			   width:(width - m2 - count) 
claus
parents:
diff changeset
  4324
			  height:h.
claus
parents:
diff changeset
  4325
claus
parents:
diff changeset
  4326
	    self setInnerClip.
claus
parents:
diff changeset
  4327
	    self redrawDeviceX:(width - margin - count) y:margin 
claus
parents:
diff changeset
  4328
			 width:count height:(height - m2).
claus
parents:
diff changeset
  4329
claus
parents:
diff changeset
  4330
	    self waitForExpose.
claus
parents:
diff changeset
  4331
	].
claus
parents:
diff changeset
  4332
    ].
claus
parents:
diff changeset
  4333
    self originChanged:(count @ 0).
claus
parents:
diff changeset
  4334
! !
claus
parents:
diff changeset
  4335
claus
parents:
diff changeset
  4336
!SimpleView methodsFor:'scrolling'!
claus
parents:
diff changeset
  4337
claus
parents:
diff changeset
  4338
widthForScrollBetween:yStart and:yEnd 
claus
parents:
diff changeset
  4339
    "return the width in pixels for a scroll between yStart and yEnd
claus
parents:
diff changeset
  4340
     - return full width here since we do not know how wide contents is.
claus
parents:
diff changeset
  4341
     Views which only use part of their space (short lists, text) may redefine
claus
parents:
diff changeset
  4342
     this method and return the number of pixels that have to be scrolled.
claus
parents:
diff changeset
  4343
     On slow displays, this may make a difference; on fast ones you will probably
claus
parents:
diff changeset
  4344
     not notice any difference."
claus
parents:
diff changeset
  4345
claus
parents:
diff changeset
  4346
    ^ (width - margin - margin)
claus
parents:
diff changeset
  4347
!
claus
parents:
diff changeset
  4348
claus
parents:
diff changeset
  4349
verticalScrollStep
claus
parents:
diff changeset
  4350
    "return the amount to scroll when stepping up/down.
claus
parents:
diff changeset
  4351
     Subclasses may want to redefine this."
claus
parents:
diff changeset
  4352
claus
parents:
diff changeset
  4353
    ^ (device verticalPixelPerMillimeter * 20) asInteger
claus
parents:
diff changeset
  4354
!
claus
parents:
diff changeset
  4355
claus
parents:
diff changeset
  4356
scrollVerticalToPercent:percent
claus
parents:
diff changeset
  4357
    "scroll to a position given in percent of total"
claus
parents:
diff changeset
  4358
claus
parents:
diff changeset
  4359
    |hCont|
claus
parents:
diff changeset
  4360
claus
parents:
diff changeset
  4361
    hCont := self heightOfContents.
claus
parents:
diff changeset
  4362
    transformation notNil ifTrue:[
claus
parents:
diff changeset
  4363
	hCont := transformation applyScaleY:hCont.
claus
parents:
diff changeset
  4364
    ].
claus
parents:
diff changeset
  4365
    self scrollVerticalTo:
claus
parents:
diff changeset
  4366
	    ((((hCont * percent) / 100.0) + 0.5) asInteger)
claus
parents:
diff changeset
  4367
!
claus
parents:
diff changeset
  4368
claus
parents:
diff changeset
  4369
scrollVerticalTo:aPixelOffset
claus
parents:
diff changeset
  4370
    "change origin to make aPixelOffset be the top line"
claus
parents:
diff changeset
  4371
claus
parents:
diff changeset
  4372
    |orgY|
claus
parents:
diff changeset
  4373
claus
parents:
diff changeset
  4374
    orgY := self viewOrigin y.
claus
parents:
diff changeset
  4375
claus
parents:
diff changeset
  4376
    (aPixelOffset < orgY) ifTrue:[
claus
parents:
diff changeset
  4377
	self scrollUp:(orgY - aPixelOffset)
claus
parents:
diff changeset
  4378
    ] ifFalse:[
claus
parents:
diff changeset
  4379
	(aPixelOffset > orgY) ifTrue:[
claus
parents:
diff changeset
  4380
	    self scrollDown:(aPixelOffset - orgY)
claus
parents:
diff changeset
  4381
	]
claus
parents:
diff changeset
  4382
    ]
claus
parents:
diff changeset
  4383
!
claus
parents:
diff changeset
  4384
claus
parents:
diff changeset
  4385
horizontalScrollStep
claus
parents:
diff changeset
  4386
    "return the amount to scroll when stepping left/right.
claus
parents:
diff changeset
  4387
     Subclasses may want to redefine this."
claus
parents:
diff changeset
  4388
claus
parents:
diff changeset
  4389
    ^ (device horizontalPixelPerMillimeter * 20) asInteger
claus
parents:
diff changeset
  4390
!
claus
parents:
diff changeset
  4391
claus
parents:
diff changeset
  4392
scrollHorizontalToPercent:percent
claus
parents:
diff changeset
  4393
    "scroll to a position given in percent of total"
claus
parents:
diff changeset
  4394
claus
parents:
diff changeset
  4395
    |wCont|
claus
parents:
diff changeset
  4396
claus
parents:
diff changeset
  4397
    wCont := self widthOfContents.
claus
parents:
diff changeset
  4398
    transformation notNil ifTrue:[
claus
parents:
diff changeset
  4399
	wCont := transformation applyScaleX:wCont.
claus
parents:
diff changeset
  4400
    ].
claus
parents:
diff changeset
  4401
    self scrollHorizontalTo:
claus
parents:
diff changeset
  4402
	    ((((wCont * percent) / 100.0) + 0.5) asInteger)
claus
parents:
diff changeset
  4403
!
claus
parents:
diff changeset
  4404
claus
parents:
diff changeset
  4405
scrollHorizontalTo:aPixelOffset
claus
parents:
diff changeset
  4406
    "change origin to make aPixelOffset be the left col"
claus
parents:
diff changeset
  4407
claus
parents:
diff changeset
  4408
    |orgX|
claus
parents:
diff changeset
  4409
claus
parents:
diff changeset
  4410
    orgX := self viewOrigin x.
claus
parents:
diff changeset
  4411
claus
parents:
diff changeset
  4412
    (aPixelOffset < orgX) ifTrue:[
claus
parents:
diff changeset
  4413
	self scrollLeft:(orgX - aPixelOffset)
claus
parents:
diff changeset
  4414
    ] ifFalse:[
claus
parents:
diff changeset
  4415
	(aPixelOffset > orgX) ifTrue:[
claus
parents:
diff changeset
  4416
	    self scrollRight:(aPixelOffset - orgX)
claus
parents:
diff changeset
  4417
	]
claus
parents:
diff changeset
  4418
    ]
claus
parents:
diff changeset
  4419
!
claus
parents:
diff changeset
  4420
claus
parents:
diff changeset
  4421
scrollTo:aPixelOffset
claus
parents:
diff changeset
  4422
    "only here for historic reasons - will vanish soon"
claus
parents:
diff changeset
  4423
claus
parents:
diff changeset
  4424
    ^ self scrollVerticalTo:aPixelOffset
claus
parents:
diff changeset
  4425
!
claus
parents:
diff changeset
  4426
claus
parents:
diff changeset
  4427
scrollToTop
claus
parents:
diff changeset
  4428
    "move viewOrigin to top"
claus
parents:
diff changeset
  4429
claus
parents:
diff changeset
  4430
    self scrollVerticalTo:0
claus
parents:
diff changeset
  4431
!
claus
parents:
diff changeset
  4432
claus
parents:
diff changeset
  4433
scrollToTopLeft
claus
parents:
diff changeset
  4434
    "move viewOrigin to top/left"
claus
parents:
diff changeset
  4435
claus
parents:
diff changeset
  4436
    self scrollVerticalTo:0.
claus
parents:
diff changeset
  4437
    self scrollHorizontalTo:0
claus
parents:
diff changeset
  4438
!
claus
parents:
diff changeset
  4439
claus
parents:
diff changeset
  4440
scrollUp
claus
parents:
diff changeset
  4441
    "scroll up by some amount; this is called when the scrollbars
claus
parents:
diff changeset
  4442
     scroll-step up button is pressed."
claus
parents:
diff changeset
  4443
claus
parents:
diff changeset
  4444
    self scrollUp:(self verticalScrollStep)
claus
parents:
diff changeset
  4445
!
claus
parents:
diff changeset
  4446
claus
parents:
diff changeset
  4447
scrollDown
claus
parents:
diff changeset
  4448
    "scroll down by some amount; this is called when the scrollbars
claus
parents:
diff changeset
  4449
     scroll-step down button is pressed."
claus
parents:
diff changeset
  4450
claus
parents:
diff changeset
  4451
    self scrollDown:(self verticalScrollStep)
claus
parents:
diff changeset
  4452
!
claus
parents:
diff changeset
  4453
claus
parents:
diff changeset
  4454
scrollLeft
claus
parents:
diff changeset
  4455
    "scroll left by some amount; this is called when the scrollbars
claus
parents:
diff changeset
  4456
     scroll-step left button is pressed."
claus
parents:
diff changeset
  4457
claus
parents:
diff changeset
  4458
    self scrollLeft:(self horizontalScrollStep)
claus
parents:
diff changeset
  4459
!
claus
parents:
diff changeset
  4460
claus
parents:
diff changeset
  4461
scrollRight
claus
parents:
diff changeset
  4462
    "scroll right by some amount; this is called when the scrollbars
claus
parents:
diff changeset
  4463
     scroll-step right button is pressed."
claus
parents:
diff changeset
  4464
claus
parents:
diff changeset
  4465
    self scrollRight:(self horizontalScrollStep)
claus
parents:
diff changeset
  4466
! !
claus
parents:
diff changeset
  4467
claus
parents:
diff changeset
  4468
!SimpleView methodsFor:'user notification'!
claus
parents:
diff changeset
  4469
claus
parents:
diff changeset
  4470
warn:aString
claus
parents:
diff changeset
  4471
    "like Objects warn, but translates the string via the
claus
parents:
diff changeset
  4472
     resourcePack, thus giving a translated string automatically"
claus
parents:
diff changeset
  4473
claus
parents:
diff changeset
  4474
    super warn:(resources string:aString)
claus
parents:
diff changeset
  4475
!
claus
parents:
diff changeset
  4476
claus
parents:
diff changeset
  4477
warn:aString with:argument
claus
parents:
diff changeset
  4478
    "like Objects warn, but translates the string via the
claus
parents:
diff changeset
  4479
     resourcePack, thus giving a translated string automatically"
claus
parents:
diff changeset
  4480
claus
parents:
diff changeset
  4481
    super warn:(resources string:aString with:argument)
claus
parents:
diff changeset
  4482
! !
claus
parents:
diff changeset
  4483
claus
parents:
diff changeset
  4484
!SimpleView methodsFor:'cursor animation'!
claus
parents:
diff changeset
  4485
claus
parents:
diff changeset
  4486
showBusyWhile:aBlock
claus
parents:
diff changeset
  4487
    "evaluate some time consuming block, while doing this,
claus
parents:
diff changeset
  4488
     show a spinning wheel cursor"
claus
parents:
diff changeset
  4489
claus
parents:
diff changeset
  4490
    |ok bitmaps cursors mask process oldCursor|
claus
parents:
diff changeset
  4491
claus
parents:
diff changeset
  4492
    oldCursor := cursor.
claus
parents:
diff changeset
  4493
claus
parents:
diff changeset
  4494
    ok := true.
claus
parents:
diff changeset
  4495
    bitmaps := #('wheel1' 'wheel2' 'wheel3' 'wheel4') 
claus
parents:
diff changeset
  4496
	       collect:[:name |
claus
parents:
diff changeset
  4497
		   |f|
claus
parents:
diff changeset
  4498
claus
parents:
diff changeset
  4499
		   f := Form fromFile:(name , '.xbm').
claus
parents:
diff changeset
  4500
		   f isNil ifTrue:[
claus
parents:
diff changeset
  4501
			('no bitmap file: ' , name , '.xbm') errorPrintNL.
claus
parents:
diff changeset
  4502
			ok := false
claus
parents:
diff changeset
  4503
		   ].
claus
parents:
diff changeset
  4504
		   f
claus
parents:
diff changeset
  4505
	       ].
claus
parents:
diff changeset
  4506
claus
parents:
diff changeset
  4507
    mask := Form fromFile:'wheelm.xbm'.
claus
parents:
diff changeset
  4508
    mask isNil ifTrue:[
claus
parents:
diff changeset
  4509
	('no bitmap file: ' , mask , '.xbm') errorPrintNL.
claus
parents:
diff changeset
  4510
	ok := false
claus
parents:
diff changeset
  4511
    ].
claus
parents:
diff changeset
  4512
claus
parents:
diff changeset
  4513
    ok ifFalse:[
claus
parents:
diff changeset
  4514
	self cursor:Cursor wait.
claus
parents:
diff changeset
  4515
	aBlock valueNowOrOnUnwindDo:[
claus
parents:
diff changeset
  4516
	    self cursor:oldCursor
claus
parents:
diff changeset
  4517
	]
claus
parents:
diff changeset
  4518
    ] ifTrue:[
claus
parents:
diff changeset
  4519
	cursors := bitmaps collect:[:form | (Cursor sourceForm:form
claus
parents:
diff changeset
  4520
						      maskForm:mask
claus
parents:
diff changeset
  4521
							  hotX:8
claus
parents:
diff changeset
  4522
							  hotY:8) on:device].
claus
parents:
diff changeset
  4523
claus
parents:
diff changeset
  4524
	process := [
claus
parents:
diff changeset
  4525
		    (Delay forSeconds:0.25) wait.
claus
parents:
diff changeset
  4526
		    [true] whileTrue:[
claus
parents:
diff changeset
  4527
			cursors do:[:curs |
claus
parents:
diff changeset
  4528
			    self cursor:curs.
claus
parents:
diff changeset
  4529
			    (Delay forSeconds:0.05) wait
claus
parents:
diff changeset
  4530
			]
claus
parents:
diff changeset
  4531
		    ]
claus
parents:
diff changeset
  4532
		   ] fork.
claus
parents:
diff changeset
  4533
claus
parents:
diff changeset
  4534
	Processor activeProcess priority:7.
claus
parents:
diff changeset
  4535
	aBlock valueNowOrOnUnwindDo:[
claus
parents:
diff changeset
  4536
	    Processor activeProcess priority:8.
claus
parents:
diff changeset
  4537
	    process terminate.
claus
parents:
diff changeset
  4538
	    self cursor:oldCursor
claus
parents:
diff changeset
  4539
	]
claus
parents:
diff changeset
  4540
    ].
claus
parents:
diff changeset
  4541
claus
parents:
diff changeset
  4542
    "
claus
parents:
diff changeset
  4543
     View new realize showBusyWhile:[10 timesRepeat:[3000 factorial]]
claus
parents:
diff changeset
  4544
    "
claus
parents:
diff changeset
  4545
! !
claus
parents:
diff changeset
  4546
claus
parents:
diff changeset
  4547
SimpleView initialize!