VDBThreadPresenter.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Wed, 12 Jul 2017 16:28:50 +0200
changeset 45 cd9f46746fd1
parent 38 9b861cb882c8
child 49 2ec7f7ed9242
permissions -rw-r--r--
Cache the thread name ...and do no try to fetch it while thread is running.
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"{ Package: 'jv:vdb' }"
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"{ NameSpace: Smalltalk }"
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VDBModelPresenter subclass:#VDBThreadPresenter
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	instanceVariableNames:'thread name'
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	classVariableNames:''
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	poolDictionaries:''
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	category:'VDB-Presentation'
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!
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!VDBThreadPresenter methodsFor:'accessing'!
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icon
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    thread isRunning ifTrue:[ ^ VDBIconLibrary threadRunning16x16 ].
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    thread isStopped ifTrue:[ ^ VDBIconLibrary threadStopped16x16 ].
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    thread isTerminated ifTrue:[ ^ VDBIconLibrary threadTerminated16x16 ].
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    ^ nil
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    "Created: / 22-09-2014 / 22:00:20 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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!
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label
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    name isNil ifTrue:[ 
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        thread isRunning ifFalse:[
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            name := thread name.
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        ]
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    ].
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    ^ '%1 [%2]' bindWith: (name notNil ifTrue:[name] ifFalse:['thread ' , thread id printString]) with: thread status
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    "Created: / 22-09-2014 / 00:14:11 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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    "Modified: / 12-07-2017 / 14:23:23 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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!
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thread
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    ^ thread
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! !
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!VDBThreadPresenter methodsFor:'initialization'!
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setThread: aGDBThread
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    thread := aGDBThread.
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    "Created: / 21-09-2014 / 23:39:18 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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    "Modified: / 12-07-2017 / 14:21:06 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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! !
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!VDBThreadPresenter methodsFor:'protocol-accessing'!
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fetchChildren
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    "should compute the list of children via the model.
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     Be aware, that the somewhat stupid 'optimization' of how the model is fetched may lead to
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     a O(n*log n) or even O(n^2) behavior here.
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     *** to optimize: redefine by subClass"
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     thread isDead ifTrue:[ ^ #() ].
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     thread isRunning ifTrue:[ ^ #() ].
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     ^ thread stack collect:[ :f | VDBFramePresenter new setFrame: f; parent: self ]
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    "Created: / 21-09-2014 / 23:42:26 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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    "Modified: / 30-09-2014 / 00:04:46 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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! !
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!VDBThreadPresenter methodsFor:'testing'!
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isThreadPresenter
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    ^ true
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    "Created: / 21-09-2014 / 23:54:28 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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! !
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!VDBThreadPresenter class methodsFor:'documentation'!
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version_HG
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    ^ '$Changeset: <not expanded> $'
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! !
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