| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372 | Object subclass: #HTMLCanvas	instanceVariableNames: 'root'	category: 'Canvas'!!HTMLCanvas methodsFor: 'accessing'!root: aTagBrush    root := aTagBrush!root    ^root! !!HTMLCanvas methodsFor: 'initialization'!initialize    super initialize.    root := TagBrush fromString: 'div' canvas: self! !!HTMLCanvas methodsFor: 'tags'!newTag: aString    ^TagBrush fromString: aString canvas: self!tag: aString    ^root addBrush: (self newTag: aString)!h1    ^self tag: 'h1'!h2    ^self tag: 'h2'!h3    ^self tag: 'h3'!h4    ^self tag: 'h4'!h5    ^self tag: 'h5'!h6    ^self tag: 'h6'!p    ^self tag: 'p'!div    ^self tag: 'div'!span    ^self tag: 'span'!img    ^self tag: 'img'!ul    ^self tag: 'ul'!ol    ^self tag: 'ol'!li    ^self tag: 'li'!table    ^self tag: 'table'!tr    ^self tag: 'tr'!td     ^self tag: 'td'!th    ^self tag: 'th'!form    ^self tag: 'form'!input    ^self tag: 'input'!button    ^self tag: 'button'!select    ^self tag: 'select'!option    ^self tag: 'option'!textarea    ^self tag: 'textarea'!a    ^self tag: 'a'! !!HTMLCanvas methodsFor: '*JQuery'!appendToJQuery: aJQuery    aJQuery appendElement: root element! !Object subclass: #TagBrush	instanceVariableNames: 'element'	category: 'Canvas'!!TagBrush class methodsFor: 'instance creation'!fromString: aString canvas: aCanvas    ^self new	initializeFromString: aString canvas: aCanvas;	yourself! !!TagBrush methodsFor: 'adding'!contents: anObject    self asJQuery empty.    self append: anObject!addBrush: aTagBrush    self appendChild: aTagBrush element.    ^aTagBrush!with: anObject    self append: anObject!append: anObject    anObject appendToBrush: self!appendToBrush: aTagBrush    aTagBrush addBrush: self!appendBlock: aBlock    | root |    root := canvas root.    canvas root: self.    aBlock value: canvas.    canvas root: root!appendChild: anElement    {'self[''@element''].appendChild(anElement)'}!appendString: aString    self appendChild: (self createTextNodeFor: aString)! !!TagBrush methodsFor: 'attributes'!at: aString put: aValue    {'self[''@element''].setAttribute(aString, aValue)'}!removeAt: aString    {'self[''@element''].removeAttribute(aString)'}!class: aString    self at: 'class' put: aString!id: aString    self at: 'id' put: aString!src: aString    self  at: 'src' put: aString!href: aString    self at: 'href' put: aString!title: aString    self at: 'title' put: aString!style: aString    self at: 'style' put: aString! !!TagBrush methodsFor: 'initialization'!initializeFromString: aString canvas: aCanvas    element := self createElementFor: aString.    canvas := aCanvas! !!TagBrush methodsFor: 'accessing'!element    ^element! !!TagBrush methodsFor: 'converting'!asJQuery    ^{'return smalltalk.JQuery._from_(jQuery(self[''@element'']))'}! !!TagBrush methodsFor: 'events'!onKeyDown: aBlock    self asJQuery on: 'keydown' do: aBlock!onKeyPress: aBlock    self asJQuery on: 'keypress' do: aBlock!onKeyUp: aBlock    self asJQuery on: 'keyup' do: aBlock!onFocus: aBlock    self asJQuery on: 'focus' do: aBlock!onBlur: aBlock    self asJQuery on: 'blur' do: aBlock!onChange: aBlock    self asJQuery on: 'change' do: aBlock!onClick: aBlock    self asJQuery on: 'click' do: aBlock! !!TagBrush methodsFor: 'private'!createElementFor: aString    ^{'return document.createElement(String(aString))'}!createTextNodeFor: aString    ^{'return document.createTextNode(String(aString))'}! !Object subclass: #Widget	instanceVariableNames: 'root'	category: 'Canvas'!!Widget methodsFor: 'accessing'!root    ^root! !!Widget methodsFor: 'adding'!appendToBrush: aTagBrush    self appendToJQuery: aTagBrush asJQuery!appendToJQuery: aJQuery    self render.    aJQuery append: self root asJQuery! !!Widget methodsFor: 'actions'!confirm: aString    ^{'return window.confirm(aString)'}!prompt: aString    ^self prompt: aString default: ''!prompt: aString default: anotherString    ^{'return window.prompt(aString, anotherString)'}!update    | canvas |    canvas := HTMLCanvas new.    canvas root: self root.    self root asJQuery empty.    self renderOn: canvas! !!Widget methodsFor: 'rendering'!render    | canvas |    canvas := HTMLCanvas new.    root := canvas root.    self renderOn: canvas!renderOn: html    self! !Widget subclass: #Counter	instanceVariableNames: 'count'	category: 'Canvas'!!Counter methodsFor: 'initialization'!initialize    super initialize.    count := 0! !!Counter methodsFor: 'rendering'!renderOn: html    html h1 with: count asString.    html button	with: '++';	onClick: [self increase].    html button	with: '--';	onClick: [self decrease]! !!Counter methodsFor: 'actions'!increase    count := count + 1.    self update!decrease    count := count - 1.    self update! !
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