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Object subclass:#Menu
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454
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instanceVariableNames:'items groupSizes'
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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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489
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addItem:aMenuItem value:aValue
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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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aMenuItem value:aValue
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!
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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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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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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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"Created: 25.2.1997 / 19:47:53 / cg"
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!
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489
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lines
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"Answer the indexes of the menu items that are the last menu item in their group (except the very last)."
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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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!
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menuItemAt:index
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^ items at:index
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!
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menuItems
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^ items
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!
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menuItems:aCollectionOfMenuItems groupsSizes:sizes values:values
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|idx newItems nItems|
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items := aCollectionOfMenuItems.
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values notNil ifTrue:[
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items with:values do:[:anItem :aValue |
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anItem value:aValue
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]
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].
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"/ add empty items for group-separating lines.
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451
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groupSizes := sizes.
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groupSizes notNil ifTrue:[
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idx := 1.
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nItems := items size.
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newItems := OrderedCollection new:(nItems + groupSizes size).
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groupSizes do:[:aGroupSize |
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items from:idx to:idx+aGroupSize-1 do:[:l | newItems add:l].
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idx := idx + aGroupSize.
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457
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idx <= nItems ifTrue:[
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newItems add:(MenuItem new label:'-').
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]
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].
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items from:idx to:nItems do:[:l | newItems add:l].
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items := newItems.
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].
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"Created: 25.2.1997 / 20:28:12 / cg"
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457
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"Modified: 25.2.1997 / 21:03:33 / cg"
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451
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!
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494
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numberOfItems
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^ items size
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"Created: 6.3.1997 / 15:15:53 / cg"
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!
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451
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valueAt:index
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"return a collection of values from my items"
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^ (items at:index) value
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"Created: 25.2.1997 / 19:49:41 / cg"
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!
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494
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valueAt:anIndex put:aValue
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"put value an an index"
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(items at:anIndex) value:aValue
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"Created: 6.3.1997 / 15:15:48 / cg"
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!
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values
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"return a collection of values from my items"
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^ items collect:[:anItem | anItem value]
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"Created: 25.2.1997 / 19:49:29 / cg"
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! !
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!Menu methodsFor:'converting'!
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fromLiteralArrayEncoding:aLiteralEncodedArray
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"read my contents from a aLiteralEncodedArray"
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|items groups values|
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items := (aLiteralEncodedArray at:2) collect:[:item | item decodeAsLiteralArray].
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groups := aLiteralEncodedArray at:3.
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452
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values := aLiteralEncodedArray at:4.
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454
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self menuItems:items groupsSizes:groups values:values.
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451
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"extract from PD folder.st:
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#(#Menu #(
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#(#MenuItem
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#rawLabel: 'left'
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#value: #left )
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#(#MenuItem
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#rawLabel: 'center'
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#value: #center )
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#(#MenuItem
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#rawLabel: 'right'
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#value: #right )
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)
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#(3 )
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nil
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) decodeAsLiteralArray
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"
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452
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"
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#(#Menu #(
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#(#MenuItem
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#label: 'Straighten Up' )
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#(#MenuItem
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#label: 'Inspect' )
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#(#MenuItem
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#label: 'Coredump' )
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)
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#(3 )
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#(#straightenUp #inspect #halt )
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) decodeAsLiteralArray startUp
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"
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457
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182 |
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454
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"extract from iconicBrowser.st:
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452
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#(#Menu #(
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#(#MenuItem
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#label: 'Straighten Up' )
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#(#MenuItem
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#label: 'Inspect' )
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#(#MenuItem
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#label: 'Coredump' )
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)
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#(3 )
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#(1 2 3 )
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) decodeAsLiteralArray startUp
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"
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451
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454
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197 |
"extract from refactory213.st:
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#(#Menu #(
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#(#MenuItem
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#label: 'File List'
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#accessCharacterPosition: 1 )
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#(#MenuItem #label: 'File Editor...'
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#accessCharacterPosition: 6 )
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#(#MenuItem #label: 'Refactoring Tool...'
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#accessCharacterPosition: 1 )
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#(#MenuItem #label: 'Workspace'
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#accessCharacterPosition: 1 )
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#(#MenuItem #label: 'New Canvas'
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#accessCharacterPosition: 1 )
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#(#MenuItem #label: 'Palette'
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#accessCharacterPosition: 1 )
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#(#MenuItem #label: 'Canvas Tool'
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#accessCharacterPosition: 1 )
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#(#MenuItem #label: 'Image Editor'
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#accessCharacterPosition: 1 )
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#(#MenuItem #label: 'Menu Editor'
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#accessCharacterPosition: 1 )
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#(#MenuItem #label: 'Advanced'
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#accessCharacterPosition: 1 )
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#(#MenuItem #label: 'DLL and C Connect'
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#accessCharacterPosition: 1 )
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#(#MenuItem #label: 'System Transcript'
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#accessCharacterPosition: 8 )
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)
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225 |
#(4 5 2 1 )
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#(#openFileList #openFileEditor #openRefactoringTool #toolsNewWorkspace #toolsNewCanvas #toolsPalette #toolsCanvasTool #toolsMaskEditor #toolsMenuEditor nil #openExternalFinder #toggleSystemTranscript )
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456
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227 |
) decodeAsLiteralArray startUp
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454
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228 |
"
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229 |
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457
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230 |
"submenus:
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231 |
#(#Menu #(
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232 |
#(#MenuItem
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233 |
#label: 'Foo'
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#submenu: #(#Menu #(
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#(#MenuItem #label: 'foo 1')
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#(#MenuItem #label: 'foo 2')
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)
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nil
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239 |
#(11 22)
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)
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)
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#(#MenuItem
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243 |
#label: 'Inspect' )
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244 |
#(#MenuItem
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#label: 'Coredump' )
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)
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#(3 )
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248 |
#(1 2 3 )
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249 |
) decodeAsLiteralArray startUp
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250 |
"
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251 |
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252 |
"Modified: 25.2.1997 / 21:05:06 / cg"
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489
|
253 |
!
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254 |
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255 |
literalArrayEncoding
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256 |
"return myself encoded as a literal array"
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257 |
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258 |
|coll|
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259 |
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260 |
coll := OrderedCollection new.
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261 |
coll add:#Menu.
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262 |
coll add:(items literalArrayEncoding).
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263 |
coll add:(groupSizes literalArrayEncoding).
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264 |
coll add:nil.
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265 |
^ coll asArray
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451
|
266 |
! !
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267 |
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268 |
!Menu methodsFor:'startup'!
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269 |
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457
|
270 |
createPopUpMenu
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271 |
"create a popUpMenu for the receiver"
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272 |
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273 |
|menuView val index labels |
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274 |
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275 |
"/ for now, use PopUpMenu ....
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276 |
"/ ... eventually, MenuView will handle me directly
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277 |
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278 |
labels := self labels.
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279 |
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280 |
menuView := PopUpMenu labels:labels.
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281 |
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282 |
"/ manually convert subMenus ...
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283 |
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284 |
items keysAndValuesDo:[:idx :anItem |
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285 |
|sub m|
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286 |
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|
287 |
(sub := anItem submenu) notNil ifTrue:[
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|
288 |
m := sub createPopUpMenu.
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|
289 |
menuView subMenuAt:idx put:m
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290 |
]
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291 |
].
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292 |
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|
293 |
^ menuView
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|
294 |
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|
295 |
"Created: 25.2.1997 / 21:02:21 / cg"
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|
296 |
!
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297 |
|
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451
|
298 |
startUp
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|
299 |
"display the menu as a popUp; return the value associated with the
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|
300 |
selected item, 0 if none was selected"
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301 |
|
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457
|
302 |
|menuView val index |
|
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451
|
303 |
|
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304 |
"/ for now, use PopUpMenu ....
|
|
457
|
305 |
"/ ... eventually, MenuView will handle me directly
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451
|
306 |
|
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457
|
307 |
menuView := self createPopUpMenu.
|
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454
|
308 |
index := menuView startUp.
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309 |
menuView destroy.
|
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457
|
310 |
|
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454
|
311 |
(index notNil and:[index ~~ 0]) ifTrue:[
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452
|
312 |
val := self valueAt:index.
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|
313 |
val notNil ifTrue:[
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|
314 |
^ val
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|
315 |
]
|
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451
|
316 |
].
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|
317 |
^ 0
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|
318 |
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|
319 |
"
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|
320 |
|m|
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|
321 |
m := #(#Menu #(
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|
322 |
#(#MenuItem
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|
323 |
#rawLabel: 'left'
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324 |
#value: #left )
|
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325 |
#(#MenuItem
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326 |
#rawLabel: 'center'
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|
327 |
#value: #center )
|
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|
328 |
#(#MenuItem
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|
329 |
#rawLabel: 'right'
|
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|
330 |
#value: #right ) )
|
|
457
|
331 |
#(3)
|
|
451
|
332 |
nil
|
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|
333 |
) decodeAsLiteralArray.
|
|
457
|
334 |
m startUp
|
|
451
|
335 |
"
|
|
|
336 |
|
|
457
|
337 |
"Modified: 26.2.1997 / 10:41:37 / cg"
|
|
451
|
338 |
! !
|
|
|
339 |
|
|
|
340 |
!Menu class methodsFor:'documentation'!
|
|
|
341 |
|
|
|
342 |
version
|
|
494
|
343 |
^ '$Header: /cvs/stx/stx/libview2/Menu.st,v 1.7 1997-03-06 14:16:03 cg Exp $'
|
|
451
|
344 |
! !
|