1045587fbd
git-svn-id: file:///root/webif/svn/humax/pkg/src/webif/trunk@545 2a923420-c742-0410-a762-8d5b09965624
71 lines
1.9 KiB
JavaScript
71 lines
1.9 KiB
JavaScript
/*
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* Content-Type:text/javascript
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*
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* A bridge between iPad and iPhone touch events and jquery draggable,
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* sortable etc. mouse interactions.
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* @author Oleg Slobodskoi
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*
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* modified by John Hardy to use with any touch device
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* fixed breakage caused by jquery.ui so that mouseHandled internal flag is reset
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* before each touchStart event
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*
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*/
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(function( $ ) {
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$.support.touch = typeof Touch === 'object';
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if (!$.support.touch) {
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return;
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}
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var proto = $.ui.mouse.prototype,
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_mouseInit = proto._mouseInit;
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$.extend( proto, {
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_mouseInit: function() {
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this.element
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.bind( "touchstart." + this.widgetName, $.proxy( this, "_touchStart" ) );
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_mouseInit.apply( this, arguments );
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},
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_touchStart: function( event ) {
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if ( event.originalEvent.targetTouches.length != 1 ) {
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return false;
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}
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this.element
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.bind( "touchmove." + this.widgetName, $.proxy( this, "_touchMove" ) )
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.bind( "touchend." + this.widgetName, $.proxy( this, "_touchEnd" ) );
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this._modifyEvent( event );
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$( document ).trigger($.Event("mouseup")); //reset mouseHandled flag in ui.mouse
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this._mouseDown( event );
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return false;
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},
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_touchMove: function( event ) {
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this._modifyEvent( event );
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this._mouseMove( event );
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},
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_touchEnd: function( event ) {
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this.element
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.unbind( "touchmove." + this.widgetName )
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.unbind( "touchend." + this.widgetName );
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this._mouseUp( event );
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},
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_modifyEvent: function( event ) {
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event.which = 1;
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var target = event.originalEvent.targetTouches[0];
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event.pageX = target.clientX;
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event.pageY = target.clientY;
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}
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});
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})( jQuery );
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