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"{ Package: 'stx:libwidg' }"
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WidgetEvent subclass:#MenuEvent
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instanceVariableNames:'menu itemIndex item itemLabel itemValue menuReceiver'
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classVariableNames:''
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poolDictionaries:''
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category:'Views-Menus'
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!
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MenuEvent subclass:#MenuEnterItemEvent
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instanceVariableNames:''
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classVariableNames:''
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poolDictionaries:''
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privateIn:MenuEvent
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!
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MenuEvent subclass:#MenuHideEvent
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instanceVariableNames:''
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classVariableNames:''
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poolDictionaries:''
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privateIn:MenuEvent
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!
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MenuEvent subclass:#MenuLeaveItemEvent
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instanceVariableNames:''
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classVariableNames:''
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poolDictionaries:''
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privateIn:MenuEvent
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!
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MenuEvent subclass:#MenuSelectItemEvent
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instanceVariableNames:''
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classVariableNames:''
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poolDictionaries:''
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privateIn:MenuEvent
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!
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MenuEvent subclass:#MenuShowEvent
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instanceVariableNames:''
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classVariableNames:''
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poolDictionaries:''
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privateIn:MenuEvent
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!
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!MenuEvent class methodsFor:'documentation'!
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documentation
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"
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Internal menu events.
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These have been added very lately to support capture & replay inside st/x applications.
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They are used internally within a menu-widget instead of direct message sends, thus
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allowing interception and synthetization.
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Due to some historic leftover, there are two mechanisms for menus:
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1) the (very) old MenuView (which inherits from SelectionInListView)
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2) the new MenuPanel.
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The menuView uses simple text and values and it is basically index-based.
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The menuPanel uses instances of MenuItem which contain the action information.
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The menuView should go away, as soon as someone finds time to convert all leftover uses
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of it in the system (mostly popupMenus in text views).
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"
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! !
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!MenuEvent class methodsFor:'instance creation'!
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enterMenuItem:itemOrNil index:index text:textOrNil value:valueOrNil inMenu:aMenu menuReceiver:menuReceiver
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|ev|
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ev := (MenuEnterItemEvent basicNew).
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ev item:itemOrNil index:index text:textOrNil value:valueOrNil menu:aMenu menuReceiver:menuReceiver.
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ev selector:#processMenuEnterItemEvent:.
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ev arguments:(Array with:ev).
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^ ev
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"Created: / 29-06-2011 / 16:19:14 / cg"
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!
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hideMenu:aMenu
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|ev|
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ev := (MenuHideEvent basicNew).
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ev menu:aMenu.
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ev selector:#processHideMenuEvent:.
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ev arguments:(Array with:ev).
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^ ev
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"Created: / 29-06-2011 / 12:30:16 / cg"
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!
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leaveMenuItem:itemOrNil index:index text:textOrNil value:valueOrNil inMenu:aMenu menuReceiver:menuReceiver
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|ev|
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ev := (MenuLeaveItemEvent basicNew).
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ev menu:aMenu.
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ev item:itemOrNil index:index text:textOrNil value:valueOrNil menu:aMenu menuReceiver:menuReceiver.
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ev selector:#processMenuLeaveItemEvent:.
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ev arguments:(Array with:ev).
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^ ev
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"Created: / 29-06-2011 / 16:19:01 / cg"
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!
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selectMenuItem:itemOrNil index:indexOrNil text:textOrNil value:valueOrNil inMenu:aMenu menuReceiver:menuReceiver
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|ev|
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ev := (MenuSelectItemEvent basicNew).
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ev item:itemOrNil index:indexOrNil text:textOrNil value:valueOrNil menu:aMenu menuReceiver:menuReceiver.
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ev selector:#processMenuSelectItemEvent:.
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ev arguments:(Array with:ev).
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^ ev
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"Created: / 29-06-2011 / 16:18:34 / cg"
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!
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showMenu:aMenu
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|ev|
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ev := (MenuShowEvent basicNew).
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ev menu:aMenu.
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ev selector:#processShowMenuEvent:.
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ev arguments:(Array with:ev).
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^ ev
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"Created: / 29-06-2011 / 12:30:05 / cg"
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! !
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!MenuEvent methodsFor:'accessing'!
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item
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"attention: only menuPanels return something useful here;
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menuview will return nil"
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^ item
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"Modified: / 29-06-2011 / 12:41:28 / cg"
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!
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itemIndex
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"the index (1..) of the menu item"
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^ itemIndex
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"Modified: / 29-06-2011 / 12:41:47 / cg"
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!
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itemLabel
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"the item's label text. Might be nil or non-string (image or labelAndIcon)"
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^ itemLabel
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"Modified: / 29-06-2011 / 12:42:18 / cg"
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!
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itemValue
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"the item's value. That is completely up to the menu-widget's user."
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^ itemValue
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"Modified: / 29-06-2011 / 12:42:46 / cg"
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!
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menu
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"the item's menu; either a menuPanel or a menuView"
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^ menu
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"Modified: / 29-06-2011 / 12:43:00 / cg"
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!
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menuReceiver
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^ menuReceiver
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! !
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!MenuEvent methodsFor:'instance creation'!
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item:itemArgOrNil index:indexArgOrNil text:textArgOrNil value:valueArgOrNil menu:aMenu menuReceiver:menuReceiverArg
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item := itemArgOrNil.
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itemIndex := indexArgOrNil.
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itemLabel := textArgOrNil.
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itemValue := valueArgOrNil.
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menu := receiver := aMenu.
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menuReceiver := menuReceiverArg.
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"Created: / 29-06-2011 / 16:18:08 / cg"
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! !
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!MenuEvent class methodsFor:'documentation'!
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version_CVS
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^ '$Header: /cvs/stx/stx/libwidg/MenuEvent.st,v 1.3 2013-06-21 13:40:23 cg Exp $'
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! !
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