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"{ Package: 'stx:libtool2' }"
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FlyByHelp subclass:#FlyByWindowInformation
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instanceVariableNames:'lastApplication lastView cleanupAction finishSemaphore'
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classVariableNames:''
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poolDictionaries:''
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category:'Interface-Help'
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!
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!FlyByWindowInformation class methodsFor:'documentation'!
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examples
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"
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self shownInformationOfViewUnderMouseUntilButtonIsPressed
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"
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!
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shownInformationOfViewUnderMouseUntilButtonIsPressed
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self start waitUntilFinished
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"
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self shownInformationOfViewUnderMouseUntilButtonIsPressed
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"
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! !
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!FlyByWindowInformation methodsFor:'accessing'!
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cleanupAction:something
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cleanupAction := something.
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!
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lastApplication
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^ lastApplication
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!
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lastView
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^ lastView
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! !
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!FlyByWindowInformation methodsFor:'event handling'!
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buttonMotion:buttonAndModifierState x:x y:y view:aView
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super buttonMotion:buttonAndModifierState x:x y:y view:aView.
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^ true
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!
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buttonPress:button x:x y:y view:aView
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self stop.
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^ true
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!
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keyPress:key x:x y:y view:aView
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|obj action|
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key == #Escape ifTrue:[
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self stop.
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^ true
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].
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key asLowercase == $a ifTrue:[
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obj := lastApplication
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].
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key asLowercase == $o ifTrue:[
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obj := lastView model
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].
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key asLowercase == $m ifTrue:[
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obj := lastApplication masterApplication
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].
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key asLowercase == $v ifTrue:[
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obj := lastView
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].
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key asLowercase == $t ifTrue:[
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obj := lastView topView
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].
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obj notNil ifTrue:[
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key isLowercase ifTrue:[
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action := [ obj inspect ].
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] ifFalse:[
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action := [ obj browse ].
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].
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action forkAt:8.
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].
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^ true
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! !
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!FlyByWindowInformation methodsFor:'help texts'!
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helpTextFor:aView at:aPointOrNil
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lastView := aView.
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lastApplication := aView application.
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^ String streamContents:[:s |
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|topViewToInspect applicationToInspect masterApplicationToInspect modelToInspect|
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aView topView ~~ aView ifTrue:[
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topViewToInspect := aView topView.
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].
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lastApplication notNil ifTrue:[
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applicationToInspect := lastApplication.
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masterApplicationToInspect := lastApplication masterApplication.
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].
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aView model notNil ifTrue:[
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modelToInspect := aView model.
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((modelToInspect == applicationToInspect)
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or:[ modelToInspect == masterApplicationToInspect ]) ifTrue:[
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modelToInspect := nil.
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].
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].
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s nextPutLine:('View: ' , aView class name, ' "',aView name printString,'"').
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modelToInspect notNil ifTrue:[
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s nextPutLine:('Model: ' , modelToInspect class name).
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].
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topViewToInspect notNil ifTrue:[
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s nextPutLine:('Topview: ' , topViewToInspect class name).
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].
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applicationToInspect notNil ifTrue:[
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s nextPutLine:('Application: ' , applicationToInspect class name).
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].
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masterApplicationToInspect notNil ifTrue:[
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s nextPutLine:('Masterapplication: ' , masterApplicationToInspect class name).
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].
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s cr.
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s nextPutLine:'Press:'.
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s nextPutLine:' v to inspect view (V to browse)'.
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modelToInspect notNil ifTrue:[
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s nextPutLine:' o to inspect model (O to browse)'.
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].
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topViewToInspect notNil ifTrue:[
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s nextPutLine:' t to inspect topView (T to browse)'.
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].
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applicationToInspect notNil ifTrue:[
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s nextPutLine:' a to inspect application (A to browse)'.
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masterApplicationToInspect notNil ifTrue:[
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s nextPutLine:' m to inspect masterApplication (M to browse)'.
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].
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].
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s nextPutAll:' ESC or button to leave'.
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]
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"
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self shownInformationOfViewUnderMouseUntilButtonIsPressed
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"
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! !
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!FlyByWindowInformation methodsFor:'queries'!
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toolTipFollowsMouse
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^ true
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! !
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!FlyByWindowInformation methodsFor:'start & stop'!
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start
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|l|
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l := FlyByHelp currentHelpListener.
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l notNil ifTrue:[
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FlyByHelp stop.
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cleanupAction := [ FlyByHelp start ].
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].
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finishSemaphore := Semaphore new.
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super start.
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!
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stop
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super stop.
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cleanupAction value.
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finishSemaphore notNil ifTrue:[
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finishSemaphore signalIf.
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].
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!
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waitUntilFinished
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finishSemaphore wait.
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! !
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!FlyByWindowInformation class methodsFor:'documentation'!
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version
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^ '$Header$'
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! !
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