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- Smalltalk createPackage: 'Helios-Transcript'!
- HLWidget subclass: #HLTranscript
- instanceVariableNames: 'textarea'
- package: 'Helios-Transcript'!
- !HLTranscript commentStamp!
- I am a widget responsible for displaying transcript contents.
- ## Transcript API
- Transcript
- show: 'hello world';
- cr;
- show: anObject.
- Transcript clear.
- See the `Transcript` class.!
- !HLTranscript methodsFor: 'actions'!
- clear
- textarea asJQuery text: ''
- !
- show: aString
- textarea ifNotNil: [
- textarea asJQuery append: aString asString ]
- ! !
- !HLTranscript methodsFor: 'initialization'!
- initialize
- super initialize.
- self register
- ! !
- !HLTranscript methodsFor: 'registration'!
- register
- HLTranscriptHandler register: self
- !
- unregister
- super unregister.
- HLTranscriptHandler unregister: self
- ! !
- !HLTranscript methodsFor: 'rendering'!
- renderOn: html
- html div
- class: 'transcript';
- with: [ textarea := html textarea ]
- ! !
- Object subclass: #HLTranscriptHandler
- instanceVariableNames: ''
- package: 'Helios-Transcript'!
- !HLTranscriptHandler commentStamp!
- I handle transcript events, dispatching them to all instances of `HLTranscript`.
- ## API
- On class initialization I am automatically registered as the current transcript.!
- HLTranscriptHandler class instanceVariableNames: 'transcripts'!
- !HLTranscriptHandler class methodsFor: 'accessing'!
- transcripts
- ^ transcripts ifNil: [ transcripts := OrderedCollection new ]
- ! !
- !HLTranscriptHandler class methodsFor: 'printing'!
- clear
- self transcripts do: [ :each |
- each clear ]
- !
- cr
- self transcripts do: [ :each | each cr ]
- !
- show: aString
- self transcripts do: [ :each |
- each show: aString ]
- ! !
- !HLTranscriptHandler class methodsFor: 'registration'!
- register: aTranscript
- self transcripts add: aTranscript
- !
- unregister: aTranscript
- self transcripts remove: aTranscript
- ! !
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