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451
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Object subclass:#Menu
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579
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instanceVariableNames:'items groupSizes receiver'
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451
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classVariableNames:''
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poolDictionaries:''
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category:'Views-Support'
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!
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!Menu class methodsFor:'documentation'!
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documentation
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"
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not yet finished Menu class - this will eventually replace
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most of the MenuView and PopUpMenu stuff.
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(and hopefully be ST-80 compatible ...)
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For now, only a subset of the full protocol is implemented.
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[author:]
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Claus Gittinger
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[see also:]
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MenuItem
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PopUpMenu
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"
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! !
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!Menu methodsFor:'accessing'!
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28 |
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589
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29 |
addItem:aMenuItem
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489
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30 |
items isNil ifTrue:[
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items := OrderedCollection new
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].
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items add:aMenuItem.
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589
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34 |
!
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addItem:aMenuItem value:aValue
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aMenuItem value:aValue.
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self addItem:aMenuItem.
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489
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39 |
!
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40 |
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addItemGroup:aGroup values:values
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groupSizes isNil ifTrue:[
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groupSizes := OrderedCollection new
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].
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groupSizes add:items size.
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46 |
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aGroup with:values do:[:item :value |
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self addItem:item value:value
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].
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!
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51 |
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578
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52 |
groupSizes
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"return the value of the instance variable 'groupSizes' (automatically generated)"
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54 |
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^ groupSizes!
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groupSizes:something
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"set the value of the instance variable 'groupSizes' (automatically generated)"
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groupSizes := something.!
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584
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labelAt:anIndex
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"gets the label of the menu item at the given index or nil
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"
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|item|
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(item := self menuItemAt:anIndex) notNil ifTrue:[
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^ item label
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].
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^ nil
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71 |
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!
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labelAtValue:aValue
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"gets the label of the menu item assigned to value
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"
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|item|
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78 |
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item := self menuAndSubmenusDetectItem:[:anItem| anItem value == aValue ].
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80 |
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item notNil ifTrue:[
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^ item label
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].
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^ nil
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85 |
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!
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87 |
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451
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labels
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"return a collection of labels from my items"
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^ items collect:[:anItem | anItem label]
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92 |
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"Created: 25.2.1997 / 19:47:53 / cg"
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!
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489
|
96 |
lines
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579
|
97 |
"Answer the indexes of the menu items that are the last menu item in their group (except the very last)."
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489
|
98 |
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579
|
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| lines |
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groupSizes size <= 1 ifTrue: [^Array new].
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lines := Array new: groupSizes size - 1.
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lines at: 1 put: groupSizes first.
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2 to: groupSizes size -1 do:
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[:i |
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lines at: i put: (lines at: i - 1) + (groupSizes at: i)].
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^lines
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489
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107 |
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108 |
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!
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menuItemAt:index
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584
|
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"gets the menu item at the given index. When the index is out of bounds
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nil is returned
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"
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(index > 0 and:[index <= items size]) ifTrue:[
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^ items at:index
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].
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^ nil
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489
|
119 |
!
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120 |
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menuItems
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^ items
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123 |
!
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124 |
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454
|
125 |
menuItems:aCollectionOfMenuItems groupsSizes:sizes values:values
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456
|
126 |
|idx newItems nItems|
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454
|
127 |
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451
|
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items := aCollectionOfMenuItems.
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579
|
129 |
groupSizes := sizes.
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451
|
130 |
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579
|
131 |
values notNil ifTrue:[
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items with:values do:[:anItem :aValue |anItem value:aValue]
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454
|
133 |
].
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451
|
134 |
!
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135 |
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|
494
|
136 |
numberOfItems
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|
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^ items size
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138 |
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|
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"Created: 6.3.1997 / 15:15:53 / cg"
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|
140 |
!
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141 |
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579
|
142 |
receiver
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|
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"return the value of the instance variable 'receiver' (automatically generated)"
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144 |
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^ receiver!
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146 |
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147 |
receiver:something
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|
148 |
"set the value of the instance variable 'receiver' (automatically generated)"
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149 |
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|
150 |
receiver := something.!
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151 |
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|
451
|
152 |
valueAt:index
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|
153 |
"return a collection of values from my items"
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154 |
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|
155 |
^ (items at:index) value
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156 |
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|
157 |
"Created: 25.2.1997 / 19:49:41 / cg"
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|
158 |
!
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|
159 |
|
|
494
|
160 |
valueAt:anIndex put:aValue
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|
161 |
"put value an an index"
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162 |
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|
163 |
(items at:anIndex) value:aValue
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164 |
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|
165 |
"Created: 6.3.1997 / 15:15:48 / cg"
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|
166 |
!
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|
167 |
|
|
451
|
168 |
values
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|
169 |
"return a collection of values from my items"
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|
170 |
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|
171 |
^ items collect:[:anItem | anItem value]
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172 |
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|
173 |
"Created: 25.2.1997 / 19:49:29 / cg"
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|
174 |
! !
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|
175 |
|
|
582
|
176 |
!Menu methodsFor:'accessing resource'!
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|
177 |
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|
584
|
178 |
findGuiResourcesIn:aResourceContainerOrApplication
|
|
582
|
179 |
"setup a resource owner
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|
180 |
"
|
|
584
|
181 |
aResourceContainerOrApplication notNil ifTrue:[
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|
582
|
182 |
items notNil ifTrue:[
|
|
584
|
183 |
items do:[:anItem| anItem findGuiResourcesIn:aResourceContainerOrApplication ]
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|
582
|
184 |
]
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|
185 |
]
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|
186 |
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|
187 |
! !
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|
188 |
|
|
451
|
189 |
!Menu methodsFor:'converting'!
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190 |
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|
191 |
fromLiteralArrayEncoding:aLiteralEncodedArray
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|
192 |
"read my contents from a aLiteralEncodedArray"
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193 |
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|
194 |
|items groups values|
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195 |
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|
196 |
items := (aLiteralEncodedArray at:2) collect:[:item | item decodeAsLiteralArray].
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|
197 |
groups := aLiteralEncodedArray at:3.
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|
452
|
198 |
values := aLiteralEncodedArray at:4.
|
|
454
|
199 |
self menuItems:items groupsSizes:groups values:values.
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451
|
200 |
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|
201 |
"extract from PD folder.st:
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|
202 |
#(#Menu #(
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|
203 |
#(#MenuItem
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|
204 |
#rawLabel: 'left'
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|
205 |
#value: #left )
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|
206 |
#(#MenuItem
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|
207 |
#rawLabel: 'center'
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|
208 |
#value: #center )
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|
209 |
#(#MenuItem
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|
210 |
#rawLabel: 'right'
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|
211 |
#value: #right )
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|
212 |
)
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|
213 |
#(3 )
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|
214 |
nil
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|
215 |
) decodeAsLiteralArray
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|
216 |
"
|
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452
|
217 |
"
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|
218 |
#(#Menu #(
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|
219 |
#(#MenuItem
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|
220 |
#label: 'Straighten Up' )
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221 |
#(#MenuItem
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|
222 |
#label: 'Inspect' )
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223 |
#(#MenuItem
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|
224 |
#label: 'Coredump' )
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|
225 |
)
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|
226 |
#(3 )
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|
227 |
#(#straightenUp #inspect #halt )
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|
228 |
) decodeAsLiteralArray startUp
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|
229 |
"
|
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457
|
230 |
|
|
454
|
231 |
"extract from iconicBrowser.st:
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452
|
232 |
#(#Menu #(
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|
233 |
#(#MenuItem
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|
234 |
#label: 'Straighten Up' )
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|
235 |
#(#MenuItem
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|
236 |
#label: 'Inspect' )
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|
237 |
#(#MenuItem
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|
238 |
#label: 'Coredump' )
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|
239 |
)
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|
240 |
#(3 )
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|
241 |
#(1 2 3 )
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|
242 |
) decodeAsLiteralArray startUp
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|
243 |
"
|
|
451
|
244 |
|
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454
|
245 |
"extract from refactory213.st:
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|
246 |
#(#Menu #(
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|
247 |
#(#MenuItem
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|
248 |
#label: 'File List'
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|
249 |
#accessCharacterPosition: 1 )
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|
250 |
#(#MenuItem #label: 'File Editor...'
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|
251 |
#accessCharacterPosition: 6 )
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|
252 |
#(#MenuItem #label: 'Refactoring Tool...'
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|
253 |
#accessCharacterPosition: 1 )
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|
254 |
#(#MenuItem #label: 'Workspace'
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|
255 |
#accessCharacterPosition: 1 )
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|
256 |
#(#MenuItem #label: 'New Canvas'
|
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|
257 |
#accessCharacterPosition: 1 )
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|
258 |
#(#MenuItem #label: 'Palette'
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|
259 |
#accessCharacterPosition: 1 )
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|
260 |
#(#MenuItem #label: 'Canvas Tool'
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|
261 |
#accessCharacterPosition: 1 )
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|
262 |
#(#MenuItem #label: 'Image Editor'
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|
263 |
#accessCharacterPosition: 1 )
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|
264 |
#(#MenuItem #label: 'Menu Editor'
|
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|
265 |
#accessCharacterPosition: 1 )
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|
266 |
#(#MenuItem #label: 'Advanced'
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|
267 |
#accessCharacterPosition: 1 )
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|
268 |
#(#MenuItem #label: 'DLL and C Connect'
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|
269 |
#accessCharacterPosition: 1 )
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|
270 |
#(#MenuItem #label: 'System Transcript'
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|
271 |
#accessCharacterPosition: 8 )
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|
272 |
)
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|
273 |
#(4 5 2 1 )
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|
274 |
#(#openFileList #openFileEditor #openRefactoringTool #toolsNewWorkspace #toolsNewCanvas #toolsPalette #toolsCanvasTool #toolsMaskEditor #toolsMenuEditor nil #openExternalFinder #toggleSystemTranscript )
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|
456
|
275 |
) decodeAsLiteralArray startUp
|
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454
|
276 |
"
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|
277 |
|
|
457
|
278 |
"submenus:
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|
279 |
#(#Menu #(
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|
280 |
#(#MenuItem
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|
281 |
#label: 'Foo'
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|
282 |
#submenu: #(#Menu #(
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|
283 |
#(#MenuItem #label: 'foo 1')
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|
284 |
#(#MenuItem #label: 'foo 2')
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|
285 |
)
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|
286 |
nil
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|
287 |
#(11 22)
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|
288 |
)
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|
289 |
)
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|
290 |
#(#MenuItem
|
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|
291 |
#label: 'Inspect' )
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|
292 |
#(#MenuItem
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|
293 |
#label: 'Coredump' )
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|
294 |
)
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|
295 |
#(3 )
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|
296 |
#(1 2 3 )
|
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|
297 |
) decodeAsLiteralArray startUp
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|
298 |
"
|
|
|
299 |
|
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|
300 |
"Modified: 25.2.1997 / 21:05:06 / cg"
|
|
489
|
301 |
!
|
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|
302 |
|
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|
303 |
literalArrayEncoding
|
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|
304 |
"return myself encoded as a literal array"
|
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|
305 |
|
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|
306 |
|coll|
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|
307 |
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|
308 |
coll := OrderedCollection new.
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|
309 |
coll add:#Menu.
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|
310 |
coll add:(items literalArrayEncoding).
|
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|
311 |
coll add:(groupSizes literalArrayEncoding).
|
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|
312 |
coll add:nil.
|
|
579
|
313 |
^ coll asArray
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|
451
|
314 |
! !
|
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|
315 |
|
|
584
|
316 |
!Menu methodsFor:'enumerating'!
|
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|
317 |
|
|
589
|
318 |
itemsDo:aOneArgBlock
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|
319 |
"evaluate the block for each item in the current menu
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|
320 |
"
|
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|
321 |
items notNil ifTrue:[items do:aOneArgBlock]
|
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|
322 |
!
|
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|
323 |
|
|
584
|
324 |
menuAndSubmenusDetectItem:aOneArgBlock
|
|
|
325 |
"evaluate the block for each item in the current menu and all
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|
|
326 |
submenus. In case that the block returns a non nil argument,
|
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|
327 |
the item will be returned
|
|
|
328 |
"
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|
329 |
|sm item|
|
|
|
330 |
|
|
|
331 |
items notNil ifTrue:[
|
|
|
332 |
items do:[:anItem|
|
|
|
333 |
(aOneArgBlock value:anItem) notNil ifTrue:[
|
|
|
334 |
^ anItem
|
|
|
335 |
].
|
|
|
336 |
(sm := anItem submenu) notNil ifTrue:[
|
|
|
337 |
item := anItem submenu menuAndSubmenusDetectItem:aOneArgBlock.
|
|
|
338 |
item notNil ifTrue:[
|
|
|
339 |
^ item
|
|
|
340 |
]
|
|
|
341 |
]
|
|
|
342 |
]
|
|
|
343 |
].
|
|
|
344 |
^ nil
|
|
|
345 |
! !
|
|
|
346 |
|
|
|
347 |
!Menu methodsFor:'menu items'!
|
|
|
348 |
|
|
|
349 |
someMenuItemWithValue:aValue
|
|
|
350 |
"get the menu item assigned with the value; in case that the value
|
|
|
351 |
is not found nil is returned
|
|
|
352 |
"
|
|
|
353 |
^ self someMenuItemWithValue:aValue ifNone:nil
|
|
|
354 |
!
|
|
|
355 |
|
|
|
356 |
someMenuItemWithValue:aValue ifNone:exceptionBlock
|
|
|
357 |
"get the menu item assigned with the value; in case that the value
|
|
|
358 |
is not found, the given exceptionBlock is executed and returned
|
|
|
359 |
"
|
|
|
360 |
|item|
|
|
|
361 |
|
|
|
362 |
item := self menuAndSubmenusDetectItem:[:anItem| anItem value == aValue].
|
|
|
363 |
|
|
|
364 |
item notNil ifTrue:[
|
|
|
365 |
^ item
|
|
|
366 |
].
|
|
|
367 |
^ exceptionBlock value
|
|
|
368 |
! !
|
|
|
369 |
|
|
|
370 |
!Menu methodsFor:'queries'!
|
|
|
371 |
|
|
|
372 |
hasSubMenuAt:anIndex
|
|
|
373 |
"test whether the menu item at the given index has a submenu
|
|
|
374 |
"
|
|
|
375 |
^ (self menuItemAt:anIndex) hasSubmenu
|
|
|
376 |
! !
|
|
|
377 |
|
|
451
|
378 |
!Menu methodsFor:'startup'!
|
|
|
379 |
|
|
|
380 |
startUp
|
|
|
381 |
"display the menu as a popUp; return the value associated with the
|
|
|
382 |
selected item, 0 if none was selected"
|
|
|
383 |
|
|
584
|
384 |
|menu result|
|
|
457
|
385 |
|
|
579
|
386 |
menu := MenuPanel menu:self.
|
|
584
|
387 |
result := menu startUp.
|
|
|
388 |
^ result ? 0
|
|
451
|
389 |
|
|
579
|
390 |
"
|
|
451
|
391 |
|m|
|
|
579
|
392 |
|
|
451
|
393 |
m := #(#Menu #(
|
|
|
394 |
#(#MenuItem
|
|
|
395 |
#rawLabel: 'left'
|
|
|
396 |
#value: #left )
|
|
|
397 |
#(#MenuItem
|
|
|
398 |
#rawLabel: 'center'
|
|
|
399 |
#value: #center )
|
|
|
400 |
#(#MenuItem
|
|
|
401 |
#rawLabel: 'right'
|
|
|
402 |
#value: #right ) )
|
|
579
|
403 |
#(2)
|
|
451
|
404 |
nil
|
|
|
405 |
) decodeAsLiteralArray.
|
|
|
406 |
|
|
579
|
407 |
Transcript showCR:(m startUp)
|
|
|
408 |
"
|
|
451
|
409 |
! !
|
|
|
410 |
|
|
|
411 |
!Menu class methodsFor:'documentation'!
|
|
|
412 |
|
|
|
413 |
version
|
|
589
|
414 |
^ '$Header: /cvs/stx/stx/libview2/Menu.st,v 1.12 1997-06-04 11:12:25 ca Exp $'
|
|
451
|
415 |
! !
|