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8772
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"{ Encoding: utf8 }"
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8771
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"{ Package: 'stx:libview' }"
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"{ NameSpace: Smalltalk }"
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DeviceWorkstation subclass:#ElectronWorkstation
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instanceVariableNames:'bridge eventQueue'
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classVariableNames:'ExposureMask StructureNotifyMask KeyPressMask KeyReleaseMask
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PointerMotionMask EnterWindowMask LeaveWindowMask ButtonPressMask
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ButtonMotionMask ButtonReleaseMask PropertyChangeMask'
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poolDictionaries:''
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category:'Interface-Graphics'
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!
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DeviceGraphicsContext subclass:#ElectronGraphicsContext
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instanceVariableNames:''
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8771
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classVariableNames:''
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poolDictionaries:''
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privateIn:ElectronWorkstation
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8771
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!
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!ElectronWorkstation class methodsFor:'documentation'!
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documentation
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"
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8793
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experimental work in progress: a Display which draws in an electron application.
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8804
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"
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!
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8793
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8827
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example1
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8833
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|dpy result|
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Smalltalk at:#Display2 put:(dpy := ElectronWorkstation newFor:'localhost:8888').
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result := dpy bridge
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callFunction:'helloE'
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withArguments:#().
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Transcript showCR:result.
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self assert:result == 123.
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dpy close.
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"
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Display2 close
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"
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!
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example2
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|dpy result|
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8804
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8827
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Smalltalk at:#Display2 put:(dpy := ElectronWorkstation newFor:'localhost:8888').
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8833
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result := dpy bridge
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eval:'return 10+20'
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withArguments:#().
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Transcript showCR:result.
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self assert:result == 30.
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result := dpy bridge
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eval:'return arguments[0]+arguments[1]+1'
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withArguments:#(10 20).
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Transcript showCR:result.
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self assert:result == 31.
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dpy close.
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"
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Display2 close
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"
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!
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8844
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example3a
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|v1 dpy|
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Smalltalk at:#Display2 put:(dpy := ElectronWorkstation newFor:'localhost:8888').
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v1 := (TopView onDevice:dpy)
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extent:(200 @ 150);
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label:'Hello1';
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open.
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Delay waitForSeconds:1.
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v1 close.
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Delay waitForSeconds:1.
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dpy close.
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"
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Display2 close
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"
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!
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example3b
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8834
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|v1 v2 dpy|
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8833
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Smalltalk at:#Display2 put:(dpy := ElectronWorkstation newFor:'localhost:8888').
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8829
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8834
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v1 := (TopView onDevice:dpy)
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extent:(200 @ 150);
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label:'Hello1';
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open.
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v2 := (TopView onDevice:dpy)
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extent:(200 @ 150);
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label:'Hello2';
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open.
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Delay waitForSeconds:1.
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v1 close.
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Delay waitForSeconds:1.
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v2 close.
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Delay waitForSeconds:1.
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dpy close.
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"
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Display2 close
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"
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8844
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!
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example4
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|v1 v2 dpy|
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Smalltalk at:#Display2 put:(dpy := ElectronWorkstation newFor:'localhost:8888').
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v1 := (TopView onDevice:dpy)
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extent:(200 @ 150);
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label:'Hello1';
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open.
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v2 := (TopView onDevice:dpy)
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extent:(200 @ 150);
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label:'Hello2';
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open.
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Delay waitForSeconds:1.
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v1 unrealize.
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Delay waitForSeconds:1.
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v1 realize.
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Delay waitForSeconds:1.
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v1 close.
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Delay waitForSeconds:1.
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v2 unrealize.
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Delay waitForSeconds:1.
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v2 realize.
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Delay waitForSeconds:1.
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v2 close.
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Delay waitForSeconds:1.
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dpy close.
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"
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Display2 close
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"
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!
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example5
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|v1 dpy|
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Smalltalk at:#Display2 put:(dpy := ElectronWorkstation newFor:'localhost:8888').
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v1 := (TopView onDevice:dpy)
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extent:(200 @ 150);
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label:'Hello1';
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open.
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Delay waitForSeconds:1.
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v1 extent:(400@300).
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Delay waitForSeconds:1.
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v1 extent:(200@150).
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Delay waitForSeconds:1.
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v1 close.
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Delay waitForSeconds:1.
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dpy close.
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"
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Display2 close
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"
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!
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example5b
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|v1 dpy|
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Smalltalk at:#Display2 put:(dpy := ElectronWorkstation newFor:'localhost:8888').
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v1 := (TopView onDevice:dpy)
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extent:(200 @ 150);
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label:'Hello1';
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open.
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Delay waitForSeconds:1.
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v1 origin:(0@0).
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Delay waitForSeconds:1.
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v1 origin:(200@200).
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Delay waitForSeconds:1.
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v1 close.
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Delay waitForSeconds:1.
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dpy close.
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"
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Display2 close
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"
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8771
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! !
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8775
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!ElectronWorkstation class methodsFor:'class initialization'!
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initialize
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ExposureMask := 1 bitShift:0.
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StructureNotifyMask := 1 bitShift:1.
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KeyPressMask := 1 bitShift:2.
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KeyReleaseMask := 1 bitShift:3.
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PointerMotionMask := 1 bitShift:4.
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EnterWindowMask := 1 bitShift:5.
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LeaveWindowMask := 1 bitShift:6.
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ButtonPressMask := 1 bitShift:7.
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ButtonMotionMask := 1 bitShift:8.
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ButtonReleaseMask := 1 bitShift:9.
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PropertyChangeMask := 1 bitShift:10.
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! !
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8828
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!ElectronWorkstation class methodsFor:'logging'!
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logFacility
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"the 'log facility';
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this is used by the Logger both as a prefix to the log message,
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and maybe (later) used to filter and/or control per-facility log thresholds."
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^ self nameWithoutPrefix
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! !
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8830
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!ElectronWorkstation methodsFor:'accessing'!
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bridge
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^ bridge
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! !
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8771
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!ElectronWorkstation methodsFor:'accessing & queries'!
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8775
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defaultEventMask
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"return a mask to enable some events by default."
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^ ExposureMask | StructureNotifyMask |
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KeyPressMask | KeyReleaseMask |
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PointerMotionMask |
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EnterWindowMask | LeaveWindowMask |
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ButtonPressMask | ButtonMotionMask | ButtonReleaseMask |
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PropertyChangeMask
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!
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8771
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isOpen
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"return true, if there is a valid connection to the display"
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8835
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^ bridge notNil and:[bridge isConnected]
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8925
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!
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supportsPNGImages
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"return true, if this device directly supports png images.
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Currently none does (except browser windows)"
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^ true
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8771
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! !
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8775
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!ElectronWorkstation methodsFor:'event handling'!
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8925
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eventMaskFor:anEventSymbol
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^ 1
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!
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8775
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eventPending
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^ eventQueue notNil and:[eventQueue notEmpty]
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8925
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!
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setEventMask:eventMask in:drawableId
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^ self
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8775
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! !
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!ElectronWorkstation methodsFor:'font stuff'!
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ascentOf:aFontId
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"/ the font name is its ID
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8802
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Logger info:'unimplemented: ascentOf'.
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8775
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^ 17
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!
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descentOf:aFontId
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"/ the font name is its ID
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8802
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Logger info:'unimplemented: descentOf'.
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8775
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^ 17
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!
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getFontWithFamily:familyString face:faceString style:styleString size:sizeArg sizeUnit:sizeUnit encoding:encodingSym
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"try to get the specified font, return id.
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If not available, try next smaller font.
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If no font fits, return nil"
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"/ return the font name as ID
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^ '%1-%2-%3-%4-%5-%6'
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bindWith:familyString
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with:faceString
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with:styleString
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with:sizeArg
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with:sizeUnit
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with:encodingSym
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!
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maxAscentOf:aFontId
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"/ the font name is its ID
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8802
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Logger info:'unimplemented: maxAscentOf'.
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8775
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^ 17
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!
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maxDescentOf:aFontId
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"/ the font name is its ID
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8802
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Logger info:'unimplemented: maxDescentOf'.
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8775
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^ 17
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!
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maxWidthOfFont:aFontId
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"/ the font name is its ID
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8802
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Logger info:'unimplemented: maxWidthOfFont'.
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8775
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^ 20
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!
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minWidthOfFont:aFontId
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"/ the font name is its ID
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8802
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Logger info:'unimplemented: minWidthOfFont'.
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8775
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^ 20
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!
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329 |
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widthOf:aString from:index1 to:index2 inFont:aFontId
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"/ the font name is its ID
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8802
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332 |
Logger info:'unimplemented: widthOf'.
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8775
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^ (index2-index1+1) * 20
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! !
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8771
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336 |
!ElectronWorkstation methodsFor:'initialization & release'!
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closeConnection
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"close down connection to Display - usually never done"
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|b|
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(b := bridge) notNil ifTrue:[
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bridge := nil.
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b close
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].
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347 |
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"Created: 13.1.1997 / 22:10:07 / cg"
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!
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350 |
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initializeFor:aHostAndPortStringOrNil
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8788
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|nodeBridge _ElectronBridge|
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353 |
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nodeBridge := Smalltalk requirePackage:'exept:bridgeFramework/nodeJSBridge'.
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_ElectronBridge := nodeBridge classNamed:'NodeJSBridge::ElectronBridge'.
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bridge := _ElectronBridge newBridgeForHostAndPort:aHostAndPortStringOrNil.
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8790
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bridge startBridgeIn:'.' debug:true.
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8827
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bridge connectWithTimeoutMS:5000.
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8771
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359 |
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8775
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self initializeScreenProperties.
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self initializeDefaultValues.
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self initializeKeyboardMap.
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self initializeDeviceSignals.
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self initializeDeviceResourceTables.
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365 |
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Screen default isNil ifTrue:[
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"not initialized yet?"
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self initializeViewStyle.
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].
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370 |
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8771
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371 |
"
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372 |
ElectronWorkstation newFor:'localhost:8098'
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373 |
"
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8775
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374 |
!
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375 |
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initializeScreenProperties
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377 |
super initializeScreenProperties.
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378 |
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monitorType := #unknown.
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visualType := #TrueColor.
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depth := 24.
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382 |
redShift := 16.
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383 |
greenShift := 8.
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blueShift := 0.
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385 |
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386 |
Display notNil ifTrue:[
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width := Display width.
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height := Display height.
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] ifFalse:[
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width := 1280.
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height := 1024.
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392 |
].
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393 |
! !
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394 |
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8802
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395 |
!ElectronWorkstation methodsFor:'keyboard stuff'!
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396 |
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397 |
ungrabKeyboard
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398 |
Logger info:'unimplemented: ungrabKeyboard'.
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399 |
! !
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400 |
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8775
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401 |
!ElectronWorkstation methodsFor:'pointer stuff'!
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402 |
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403 |
pointerPosition
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8802
|
404 |
Logger info:'unimplemented: pointerPosition'.
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8775
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405 |
^ 0@0
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8802
|
406 |
!
|
|
|
407 |
|
|
|
408 |
ungrabPointer
|
|
|
409 |
Logger info:'unimplemented: ungrabPointer'.
|
|
8775
|
410 |
! !
|
|
|
411 |
|
|
8777
|
412 |
!ElectronWorkstation methodsFor:'window stuff'!
|
|
|
413 |
|
|
|
414 |
createWindowFor:aView type:typeSymbol origin:org extent:ext
|
|
|
415 |
minExtent:minE maxExtent:maxE borderWidth:bw subViewOf:sv
|
|
|
416 |
style:styleSymbol inputOnly:inp
|
|
|
417 |
label:label owner:owner
|
|
|
418 |
icon:icn iconMask:icnM iconView:icnV
|
|
|
419 |
|
|
8925
|
420 |
"returns a remote window handle"
|
|
8834
|
421 |
|
|
8925
|
422 |
|result arg|
|
|
8832
|
423 |
|
|
8834
|
424 |
"/ does not work - BrowserWindow is invisible
|
|
|
425 |
"/ result := bridge
|
|
|
426 |
"/ eval:'var win = new BrowserWindow(
|
|
|
427 |
"/ {
|
|
|
428 |
"/ width: arguments[0],
|
|
|
429 |
"/ height: arguments[1]
|
|
|
430 |
"/ });
|
|
|
431 |
"/ return makeRef(win, "electronWindow");'
|
|
|
432 |
"/ withArguments:{ ext x . ext y }.
|
|
8925
|
433 |
arg := OrderedDictionary new
|
|
|
434 |
at:'width' put:ext x;
|
|
|
435 |
at:'heigth' put:ext y;
|
|
|
436 |
at:'x' put:org x;
|
|
|
437 |
at:'y' put:org y;
|
|
|
438 |
yourself.
|
|
|
439 |
|
|
8834
|
440 |
result := bridge
|
|
|
441 |
callFunction:'createWindow'
|
|
8925
|
442 |
withArguments:{ arg "ext x . ext y" }.
|
|
8832
|
443 |
^ result
|
|
8777
|
444 |
!
|
|
|
445 |
|
|
8834
|
446 |
destroyView:aView withId:aWindowHandle
|
|
8835
|
447 |
aWindowHandle close.
|
|
|
448 |
"/ bridge
|
|
|
449 |
"/ invokeMethod:'close'
|
|
|
450 |
"/ object:aWindowHandle
|
|
|
451 |
"/ arguments:#()
|
|
8777
|
452 |
!
|
|
|
453 |
|
|
|
454 |
mapWindow:aWindowId
|
|
|
455 |
"map a window"
|
|
|
456 |
|
|
8844
|
457 |
aWindowId show.
|
|
|
458 |
|
|
|
459 |
!
|
|
|
460 |
|
|
8929
|
461 |
moveWindow:aWindowHandle x:x y:y
|
|
|
462 |
"resize a window"
|
|
8844
|
463 |
|
|
8929
|
464 |
bridge
|
|
|
465 |
callFunction:'win_setOrigin'
|
|
|
466 |
withArguments:{ aWindowHandle .
|
|
|
467 |
(OrderedDictionary new
|
|
|
468 |
at:'x' put:x;
|
|
|
469 |
at:'y' put:y;
|
|
|
470 |
yourself)
|
|
|
471 |
}
|
|
8844
|
472 |
!
|
|
|
473 |
|
|
8925
|
474 |
resizeWindow:aWindowHandle width:w height:h
|
|
8844
|
475 |
"resize a window"
|
|
|
476 |
|
|
8925
|
477 |
bridge
|
|
8929
|
478 |
callFunction:'win_setExtent'
|
|
8925
|
479 |
withArguments:{ aWindowHandle .
|
|
|
480 |
(OrderedDictionary new
|
|
|
481 |
at:'width' put:w;
|
|
|
482 |
at:'height' put:h;
|
|
|
483 |
yourself)
|
|
|
484 |
}
|
|
8777
|
485 |
!
|
|
|
486 |
|
|
8925
|
487 |
setWindowBackground:aColorIndex in:aWindowHandle
|
|
8777
|
488 |
"set a windows background color"
|
|
|
489 |
|
|
8925
|
490 |
"/ aWindowHandle getBackgroundColor
|
|
|
491 |
aWindowHandle setBackgroundColor:(aColorIndex printfPrintString:'#%06x')
|
|
|
492 |
"/ Logger info:'unimplemented: setWindowBackground:'.
|
|
8777
|
493 |
!
|
|
|
494 |
|
|
8925
|
495 |
setWindowName:aString in:aWindowHandle
|
|
8777
|
496 |
"define a windows name (i.e. windowTitle)"
|
|
|
497 |
|
|
8925
|
498 |
aWindowHandle setTitle:aString.
|
|
|
499 |
"/ Logger info:'unimplemented: setWindowName:'.
|
|
|
500 |
!
|
|
|
501 |
|
|
|
502 |
testResize:windowHandle
|
|
|
503 |
bridge callFunction:'testResize' withArguments:{ windowHandle }.
|
|
8777
|
504 |
!
|
|
|
505 |
|
|
|
506 |
unmapWindow:aWindowId
|
|
|
507 |
"unmap a window"
|
|
|
508 |
|
|
8844
|
509 |
aWindowId hide.
|
|
|
510 |
|
|
8777
|
511 |
! !
|
|
|
512 |
|
|
8775
|
513 |
!ElectronWorkstation::ElectronGraphicsContext class methodsFor:'documentation'!
|
|
|
514 |
|
|
|
515 |
documentation
|
|
|
516 |
"
|
|
|
517 |
documentation to be added.
|
|
|
518 |
|
|
|
519 |
class:
|
|
|
520 |
<a short class summary here, describing what instances represent>
|
|
|
521 |
|
|
|
522 |
responsibilities:
|
|
|
523 |
<describing what my main role is>
|
|
|
524 |
|
|
|
525 |
collaborators:
|
|
|
526 |
<describing with whom and how I talk to>
|
|
|
527 |
|
|
|
528 |
API:
|
|
|
529 |
<public api and main messages>
|
|
|
530 |
|
|
|
531 |
example:
|
|
|
532 |
<a one-line examples on how to use - can also be in a separate example method>
|
|
|
533 |
|
|
|
534 |
implementation:
|
|
|
535 |
<implementation points>
|
|
|
536 |
|
|
|
537 |
[author:]
|
|
|
538 |
exept MBP
|
|
|
539 |
|
|
|
540 |
[instance variables:]
|
|
|
541 |
|
|
|
542 |
[class variables:]
|
|
|
543 |
|
|
|
544 |
[see also:]
|
|
|
545 |
|
|
|
546 |
"
|
|
8771
|
547 |
! !
|
|
|
548 |
|
|
|
549 |
!ElectronWorkstation class methodsFor:'documentation'!
|
|
|
550 |
|
|
|
551 |
version_CVS
|
|
|
552 |
^ '$Header$'
|
|
|
553 |
! !
|
|
|
554 |
|
|
8775
|
555 |
|
|
|
556 |
ElectronWorkstation initialize!
|