root / trunk / web / dojo / dojox / mdnd / PureSource.js @ 12
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/*
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Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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Available via Academic Free License >= 2.1 OR the modified BSD license.
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see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dojox.mdnd.PureSource"]){ |
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dojo._hasResource["dojox.mdnd.PureSource"]=true; |
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dojo.provide("dojox.mdnd.PureSource");
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dojo.require("dojo.dnd.Selector");
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dojo.require("dojo.dnd.Manager");
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dojo.declare("dojox.mdnd.PureSource",dojo.dnd.Selector,{horizontal:false,copyOnly:true,skipForm:false,withHandles:false,isSource:true,targetState:"Disabled",generateText:true,constructor:function(_1,_2){ |
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dojo.mixin(this,dojo.mixin({},_2));
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var _3=this.accept; |
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this.isDragging=false; |
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this.mouseDown=false; |
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this.sourceState=""; |
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dojo.addClass(this.node,"dojoDndSource"); |
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if(this.horizontal){ |
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dojo.addClass(this.node,"dojoDndHorizontal"); |
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} |
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this.topics=[dojo.subscribe("/dnd/cancel",this,"onDndCancel"),dojo.subscribe("/dnd/drop",this,"onDndCancel")]; |
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},onDndCancel:function(){ |
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this.isDragging=false; |
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this.mouseDown=false; |
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delete this.mouseButton; |
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},copyState:function(_4){ |
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return this.copyOnly||_4; |
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},destroy:function(){ |
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dojox.mdnd.PureSource.superclass.destroy.call(this);
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dojo.forEach(this.topics,dojo.unsubscribe);
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this.targetAnchor=null; |
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},markupFactory:function(_5,_6){ |
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_5._skipStartup=true;
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return new dojox.mdnd.PureSource(_6,_5); |
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},onMouseMove:function(e){ |
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if(this.isDragging){ |
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return;
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} |
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dojox.mdnd.PureSource.superclass.onMouseMove.call(this,e);
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var m=dojo.dnd.manager();
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if(this.mouseDown&&!this.isDragging&&this.isSource){ |
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var _7=this.getSelectedNodes(); |
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if(_7.length){
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m.startDrag(this,_7,this.copyState(dojo.isCopyKey(e))); |
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this.isDragging=true; |
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} |
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} |
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},onMouseDown:function(e){ |
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if(this._legalMouseDown(e)&&(!this.skipForm||!dojo.dnd.isFormElement(e))){ |
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this.mouseDown=true; |
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this.mouseButton=e.button;
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dojox.mdnd.PureSource.superclass.onMouseDown.call(this,e);
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} |
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},onMouseUp:function(e){ |
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if(this.mouseDown){ |
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this.mouseDown=false; |
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dojox.mdnd.PureSource.superclass.onMouseUp.call(this,e);
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} |
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},onOverEvent:function(){ |
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dojox.mdnd.PureSource.superclass.onOverEvent.call(this);
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dojo.dnd.manager().overSource(this);
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},onOutEvent:function(){ |
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dojox.mdnd.PureSource.superclass.onOutEvent.call(this);
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dojo.dnd.manager().outSource(this);
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},_markDndStatus:function(_8){ |
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this._changeState("Source",_8?"Copied":"Moved"); |
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},_legalMouseDown:function(e){ |
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if(!this.withHandles){ |
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return true; |
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} |
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for(var _9=e.target;_9&&!dojo.hasClass(_9,"dojoDndItem");_9=_9.parentNode){ |
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if(dojo.hasClass(_9,"dojoDndHandle")){ |
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return true; |
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} |
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} |
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return false; |
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}}); |
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} |