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"
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5
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COPYRIGHT (c) 1991 by Claus Gittinger
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59
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All Rights Reserved
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0
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This software is furnished under a license and may be used
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only in accordance with the terms of that license and with the
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inclusion of the above copyright notice. This software may not
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be provided or otherwise made available to, or used by, any
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other person. No title to or ownership of the software is
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hereby transferred.
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"
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125
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'From Smalltalk/X, Version:2.10.5 on 9-may-1995 at 12:04:53 pm'!
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SimpleView subclass:#FramedBox
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instanceVariableNames:'label labelPosition fgColor showFrame frame3D'
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classVariableNames:''
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poolDictionaries:''
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category:'Views-Layout'
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!
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FramedBox comment:'
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COPYRIGHT (c) 1991 by Claus Gittinger
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59
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All Rights Reserved
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130
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$Header: /cvs/stx/stx/libwidg/FramedBox.st,v 1.12 1995-06-06 04:13:36 claus Exp $
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'!
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!FramedBox class methodsFor:'documentation'!
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copyright
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"
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COPYRIGHT (c) 1991 by Claus Gittinger
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59
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All Rights Reserved
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0
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35 |
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38
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This software is furnished under a license and may be used
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only in accordance with the terms of that license and with the
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38 |
inclusion of the above copyright notice. This software may not
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39 |
be provided or otherwise made available to, or used by, any
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other person. No title to or ownership of the software is
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hereby transferred.
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"
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!
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version
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"
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$Header: /cvs/stx/stx/libwidg/FramedBox.st,v 1.12 1995-06-06 04:13:36 claus Exp $
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38
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"
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!
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documentation
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"
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a frame around something. The frame may have a label, whose position
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130
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is controlled by the labelPosition variable, aSymbol which may be one of:
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[#topCenter #topLeft #topRight #bottomLeft #bottomCenter #bottomRight]
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Its also possible, to not show the frame but only the label, by setting
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showFrame to false.
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"
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!
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125
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examples
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"
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simple:
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|top frame1 frame2 frame3|
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top := StandardSystemView new.
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top extent:300@200.
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frame1 := FramedBox origin:0.0@0.0 corner:0.5@0.5 in:top.
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frame1 label:'frame1'.
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3
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73 |
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125
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frame2 := FramedBox origin:0.5@0.0 corner:1.0@0.5 in:top.
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frame2 label:'frame2'.
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frame3 := FramedBox origin:0.0@0.5 corner:1.0@1.0 in:top.
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frame3 label:'frame3'.
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0
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79 |
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125
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top open
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81 |
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placing something inside:
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|top frame1 frame2 frame3 v1 v2 v3|
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3
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86 |
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125
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top := StandardSystemView new.
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top extent:300@200.
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frame1 := FramedBox origin:0.0@0.0 corner:0.5@0.5 in:top.
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frame1 label:'frame1'.
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v1 := View origin:0.0@0.0 corner:1.0@1.0 in:frame1.
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v1 viewBackground:(Color yellow);
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level:1.
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frame2 := FramedBox origin:0.5@0.0 corner:1.0@0.5 in:top.
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frame2 label:'frame2'.
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v2 := View origin:0.0@0.0 corner:1.0@1.0 in:frame2.
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v2 viewBackground:(Color red);
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level:1.
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0
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101 |
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125
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frame3 := FramedBox origin:0.0@0.5 corner:1.0@1.0 in:top.
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frame3 label:'frame3'.
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v3 := View origin:0.0@0.0 corner:1.0@1.0 in:frame3.
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v3 viewBackground:(Color green);
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level:1.
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0
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125
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top open
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109 |
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0
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110 |
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125
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111 |
placing something inside a frame in a dialog:
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|box panel frame1 frame2 frame3 v1 v1b v2 v3|
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114 |
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box := Dialog new.
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0
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116 |
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125
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frame1 := FramedBox label:'frame1'.
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panel := HorizontalPanelView origin:0.0@0.0 corner:1.0@1.0 in:frame1.
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v1 := View extent:100@100 in:panel.
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v1 viewBackground:(Color red);
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level:1.
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v1b := View extent:100@100 in:panel.
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v1b viewBackground:(Color yellow);
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level:1.
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box addComponent:frame1.
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0
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frame2 := FramedBox label:'frame2'.
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v2 := View origin:0.0@0.0 corner:1.0@1.0 in:frame2.
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v2 viewBackground:(Color green);
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level:1.
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box addComponent:frame2.
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125
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frame3 := FramedBox label:'frame3'.
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v3 := View origin:0.0@0.0 corner:1.0@1.0 in:frame3.
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v3 viewBackground:(Color blue);
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level:1.
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box addComponent:frame3.
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139 |
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box addOkButton.
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box open
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143 |
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placing something inside a frame in a dialog:
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0
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145 |
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125
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|box panel frame1 frame2 frame3 v1 v1b v2 v3|
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147 |
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|
148 |
box := Dialog new.
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149 |
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150 |
frame1 := FramedBox label:'frame1'.
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|
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panel := VerticalPanelView origin:0.0@0.0 corner:1.0@1.0 in:frame1.
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v1 := View extent:100@100 in:panel.
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153 |
v1 viewBackground:(Color red);
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level:1.
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v1b := View extent:100@100 in:panel.
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156 |
v1b viewBackground:(Color yellow);
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level:1.
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158 |
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box addComponent:frame1.
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0
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125
|
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frame2 := FramedBox label:'frame2'.
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v2 := View origin:0.0@0.0 corner:1.0@1.0 in:frame2.
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v2 viewBackground:(Color green);
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level:1.
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box addComponent:frame2.
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0
|
166 |
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125
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frame3 := FramedBox label:'frame3'.
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v3 := View origin:0.0@0.0 corner:1.0@1.0 in:frame3.
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v3 viewBackground:(Color blue);
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level:1.
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box addComponent:frame3.
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0
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172 |
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125
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box addOkButton.
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box open
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"
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! !
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177 |
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!FramedBox methodsFor:'drawing'!
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drawFrame
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"redraw the frame"
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182 |
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38
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183 |
|sep halfSep w h|
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0
|
184 |
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38
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185 |
"
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186 |
if there is no label, give more real estate to the inside
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187 |
"
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188 |
label isNil ifTrue:[
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|
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halfSep := 2
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38
|
190 |
] ifFalse:[
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191 |
halfSep := font height // 2.
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38
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192 |
].
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59
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193 |
sep := halfSep * 2.
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38
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194 |
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w := width - sep.
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|
196 |
h := height - sep.
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197 |
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59
|
198 |
frame3D ifFalse:[
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|
199 |
self displayRectangleX:halfSep
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200 |
y:halfSep
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|
201 |
width:w
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202 |
height:h.
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203 |
^ self
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0
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204 |
].
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38
|
205 |
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|
206 |
w := w + 1.
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|
207 |
h := h + 1.
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7
|
208 |
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0
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209 |
self paint:shadowColor.
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38
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210 |
self displayRectangleX:halfSep-1
|
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59
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211 |
y:halfSep-1
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|
212 |
width:w
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213 |
height:h.
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0
|
214 |
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38
|
215 |
self paint:lightColor.
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216 |
self displayRectangleX:halfSep
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y:halfSep
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|
218 |
width:w
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219 |
height:h
|
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0
|
220 |
!
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221 |
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222 |
redraw
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|
223 |
"redraw the frame and name if present"
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|
224 |
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|
225 |
|labelLen l x y|
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226 |
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|
227 |
label isNil ifTrue:[
|
|
59
|
228 |
labelLen := 0
|
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0
|
229 |
] ifFalse:[
|
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59
|
230 |
l := ' ' , label , ' '.
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|
231 |
labelLen := font widthOf:l
|
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0
|
232 |
].
|
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233 |
|
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38
|
234 |
showFrame ifTrue:[
|
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59
|
235 |
self drawFrame.
|
|
38
|
236 |
].
|
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|
237 |
|
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0
|
238 |
labelLen > 0 ifTrue:[
|
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59
|
239 |
labelLen < width ifTrue:[
|
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130
|
240 |
(labelPosition == #topLeft
|
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|
241 |
or:[labelPosition == #topCenter
|
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|
242 |
or:[labelPosition == #topRight]]) ifTrue:[
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|
243 |
"
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|
244 |
label at top
|
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|
245 |
"
|
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59
|
246 |
y := font ascent.
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|
247 |
] ifFalse:[
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130
|
248 |
"
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|
249 |
label at bottom
|
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|
250 |
"
|
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59
|
251 |
y := height - font descent.
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|
252 |
].
|
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130
|
253 |
(labelPosition == #topLeft
|
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|
254 |
or:[labelPosition == #bottomLeft]) ifTrue:[
|
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|
255 |
"
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|
256 |
label at left
|
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|
257 |
"
|
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59
|
258 |
x := font height
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|
259 |
] ifFalse:[
|
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130
|
260 |
(labelPosition == #topRight
|
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|
261 |
or:[labelPosition == #bottomRight]) ifTrue:[
|
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|
262 |
"
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|
263 |
label at right
|
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|
264 |
"
|
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59
|
265 |
x := width - labelLen - font height
|
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|
266 |
] ifFalse:[
|
|
130
|
267 |
"
|
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|
268 |
label at center
|
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|
269 |
"
|
|
59
|
270 |
x := (width - labelLen) // 2
|
|
|
271 |
]
|
|
|
272 |
].
|
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|
273 |
self paint:fgColor on:viewBackground.
|
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|
274 |
self displayOpaqueString:l x:x y:y
|
|
|
275 |
]
|
|
0
|
276 |
]
|
|
|
277 |
! !
|
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|
278 |
|
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125
|
279 |
!FramedBox methodsFor:'queries'!
|
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|
280 |
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|
281 |
viewRectangle
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|
282 |
"return the inside area
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|
283 |
- redefined to save frame from relative computations."
|
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|
284 |
|
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|
285 |
|m2 sep|
|
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|
286 |
|
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|
287 |
sep := font height.
|
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|
288 |
m2 := sep + sep.
|
|
|
289 |
|
|
|
290 |
showFrame ifFalse:[
|
|
|
291 |
^ (0 @ sep) extent:(width @ (height - m2))
|
|
|
292 |
].
|
|
|
293 |
^ (sep @ sep) extent:((width - m2) @ (height - m2))
|
|
|
294 |
|
|
|
295 |
"/ |m2 sepH sepV|
|
|
|
296 |
"/
|
|
|
297 |
"/ sepV := font height.
|
|
|
298 |
"/
|
|
|
299 |
"/ showFrame ifFalse:[
|
|
|
300 |
"/ ^ (0 @ sepV) extent:(width @ (height - sepV - sepV))
|
|
|
301 |
"/ ].
|
|
|
302 |
"/ sepH := sepV // 2.
|
|
|
303 |
"/ ^ (sepH @ sepH) extent:((width - sepH - sepH) @ (height - sepV - sepV))
|
|
|
304 |
!
|
|
|
305 |
|
|
130
|
306 |
preferredExtent
|
|
125
|
307 |
"redefined to add space for the frame to the default extent"
|
|
|
308 |
|
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|
309 |
|m2 sep|
|
|
|
310 |
|
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|
311 |
sep := font height.
|
|
|
312 |
m2 := sep + sep.
|
|
|
313 |
|
|
|
314 |
showFrame ifFalse:[
|
|
130
|
315 |
^ super preferredExtent + (0 @ m2)
|
|
125
|
316 |
].
|
|
130
|
317 |
^ super preferredExtent+(m2 @ m2)
|
|
125
|
318 |
! !
|
|
|
319 |
|
|
|
320 |
!FramedBox methodsFor:'private'!
|
|
|
321 |
|
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|
322 |
redrawIfShown
|
|
|
323 |
shown ifTrue:[
|
|
|
324 |
self clear.
|
|
|
325 |
self redraw
|
|
|
326 |
]
|
|
|
327 |
! !
|
|
|
328 |
|
|
|
329 |
!FramedBox methodsFor:'accessing'!
|
|
|
330 |
|
|
|
331 |
label:aString
|
|
|
332 |
"set the frames labelstring"
|
|
|
333 |
|
|
|
334 |
(label ~= aString) ifTrue:[
|
|
|
335 |
label := aString.
|
|
|
336 |
self redrawIfShown
|
|
|
337 |
]
|
|
|
338 |
!
|
|
|
339 |
|
|
|
340 |
foregroundColor
|
|
|
341 |
"return the frame labels foreground color"
|
|
|
342 |
|
|
|
343 |
^ fgColor
|
|
|
344 |
!
|
|
|
345 |
|
|
|
346 |
foregroundColor:aColor
|
|
|
347 |
"set the frame labels foreground color"
|
|
|
348 |
|
|
|
349 |
aColor ~= fgColor ifTrue:[
|
|
|
350 |
fgColor := aColor.
|
|
|
351 |
self redrawIfShown
|
|
|
352 |
]
|
|
|
353 |
!
|
|
|
354 |
|
|
|
355 |
frameShown
|
|
|
356 |
"return true, if frame is shown;
|
|
|
357 |
if false, oly the label is shown"
|
|
|
358 |
|
|
|
359 |
^ showFrame
|
|
|
360 |
!
|
|
|
361 |
|
|
|
362 |
showFrame:aBoolean
|
|
|
363 |
"turn on/off showing of the frame -
|
|
|
364 |
without a frame, only the label is shown at its position"
|
|
|
365 |
|
|
|
366 |
aBoolean ~~ showFrame ifTrue:[
|
|
|
367 |
showFrame := aBoolean.
|
|
|
368 |
self redrawIfShown
|
|
|
369 |
]
|
|
|
370 |
!
|
|
|
371 |
|
|
|
372 |
label
|
|
|
373 |
"return the frames labelstring"
|
|
|
374 |
|
|
|
375 |
^ label
|
|
|
376 |
!
|
|
|
377 |
|
|
|
378 |
font:aFont
|
|
|
379 |
"set the frame labelstrings font"
|
|
|
380 |
|
|
|
381 |
(font ~= aFont) ifTrue:[
|
|
|
382 |
super font:aFont.
|
|
|
383 |
self redrawIfShown
|
|
|
384 |
]
|
|
|
385 |
!
|
|
|
386 |
|
|
130
|
387 |
labelPosition
|
|
|
388 |
"return the labelPosition, which is a symbol describing
|
|
125
|
389 |
the labels position."
|
|
|
390 |
|
|
130
|
391 |
^ labelPosition
|
|
|
392 |
!
|
|
|
393 |
|
|
|
394 |
labelPosition:aSymbol
|
|
|
395 |
"define the position of the label;
|
|
|
396 |
aSymbol may be one of:
|
|
|
397 |
#topLeft, #topCenter, #topRight;
|
|
|
398 |
#bottomLeft, #bottomCenter or #bottomRight"
|
|
|
399 |
|
|
|
400 |
labelPosition ~~ aSymbol ifTrue:[
|
|
|
401 |
labelPosition := aSymbol.
|
|
|
402 |
self redrawIfShown
|
|
|
403 |
]
|
|
|
404 |
!
|
|
|
405 |
|
|
|
406 |
layout
|
|
|
407 |
"OBSOLETE compatibility interface. Will vanish"
|
|
|
408 |
|
|
|
409 |
self obsoleteMethodWarning:'use #labelPosition'.
|
|
|
410 |
^ labelPosition
|
|
125
|
411 |
!
|
|
|
412 |
|
|
|
413 |
layout:aSymbol
|
|
130
|
414 |
"OBSOLETE compatibility interface. Will vanish"
|
|
125
|
415 |
|
|
130
|
416 |
self obsoleteMethodWarning:'use #labelPosition:'.
|
|
|
417 |
^ self labelPosition:aSymbol
|
|
125
|
418 |
! !
|
|
|
419 |
|
|
0
|
420 |
!FramedBox methodsFor:'initialization'!
|
|
|
421 |
|
|
38
|
422 |
initialize
|
|
|
423 |
super initialize.
|
|
|
424 |
showFrame := true
|
|
|
425 |
!
|
|
|
426 |
|
|
0
|
427 |
initStyle
|
|
|
428 |
"default position is top-center, except for ms-windows, where
|
|
|
429 |
the text is positioned at top-left"
|
|
|
430 |
|
|
|
431 |
super initStyle.
|
|
38
|
432 |
|
|
59
|
433 |
fgColor := StyleSheet at:'framedBoxForegroundColor' default:Black.
|
|
130
|
434 |
labelPosition := StyleSheet at:'framedBoxLabelPosition' default:#topCenter.
|
|
59
|
435 |
frame3D := StyleSheet at:'framedBox3DFrame' default:true.
|
|
0
|
436 |
! !
|
|
125
|
437 |
|
|
|
438 |
!FramedBox methodsFor:'event handling'!
|
|
|
439 |
|
|
|
440 |
sizeChanged:how
|
|
|
441 |
self redrawIfShown.
|
|
|
442 |
super sizeChanged:how
|
|
|
443 |
! !
|
|
|
444 |
|