root / trunk / web / dojo / dojox / mdnd / PureSource.js
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| 1 | 9 | andrej.cim | /*
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| 2 | Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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| 3 | Available via Academic Free License >= 2.1 OR the modified BSD license.
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| 4 | see: http://dojotoolkit.org/license for details
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| 5 | */
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| 6 | |||
| 7 | |||
| 8 | if(!dojo._hasResource["dojox.mdnd.PureSource"]){ |
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| 9 | dojo._hasResource["dojox.mdnd.PureSource"]=true; |
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| 10 | dojo.provide("dojox.mdnd.PureSource");
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| 11 | dojo.require("dojo.dnd.Selector");
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| 12 | dojo.require("dojo.dnd.Manager");
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| 13 | 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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| 14 | dojo.mixin(this,dojo.mixin({},_2));
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| 15 | var _3=this.accept; |
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| 16 | this.isDragging=false; |
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| 17 | this.mouseDown=false; |
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| 18 | this.sourceState=""; |
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| 19 | dojo.addClass(this.node,"dojoDndSource"); |
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| 20 | if(this.horizontal){ |
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| 21 | dojo.addClass(this.node,"dojoDndHorizontal"); |
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| 22 | } |
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| 23 | this.topics=[dojo.subscribe("/dnd/cancel",this,"onDndCancel"),dojo.subscribe("/dnd/drop",this,"onDndCancel")]; |
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| 24 | },onDndCancel:function(){ |
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| 25 | this.isDragging=false; |
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| 26 | this.mouseDown=false; |
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| 27 | delete this.mouseButton; |
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| 28 | },copyState:function(_4){ |
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| 29 | return this.copyOnly||_4; |
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| 30 | },destroy:function(){ |
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| 31 | dojox.mdnd.PureSource.superclass.destroy.call(this);
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| 32 | dojo.forEach(this.topics,dojo.unsubscribe);
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| 33 | this.targetAnchor=null; |
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| 34 | },markupFactory:function(_5,_6){ |
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| 35 | _5._skipStartup=true;
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| 36 | return new dojox.mdnd.PureSource(_6,_5); |
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| 37 | },onMouseMove:function(e){ |
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| 38 | if(this.isDragging){ |
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| 39 | return;
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| 40 | } |
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| 41 | dojox.mdnd.PureSource.superclass.onMouseMove.call(this,e);
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| 42 | var m=dojo.dnd.manager();
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| 43 | if(this.mouseDown&&!this.isDragging&&this.isSource){ |
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| 44 | var _7=this.getSelectedNodes(); |
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| 45 | if(_7.length){
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| 46 | m.startDrag(this,_7,this.copyState(dojo.isCopyKey(e))); |
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| 47 | this.isDragging=true; |
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| 48 | } |
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| 49 | } |
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| 50 | },onMouseDown:function(e){ |
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| 51 | if(this._legalMouseDown(e)&&(!this.skipForm||!dojo.dnd.isFormElement(e))){ |
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| 52 | this.mouseDown=true; |
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| 53 | this.mouseButton=e.button;
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| 54 | dojox.mdnd.PureSource.superclass.onMouseDown.call(this,e);
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| 55 | } |
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| 56 | },onMouseUp:function(e){ |
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| 57 | if(this.mouseDown){ |
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| 58 | this.mouseDown=false; |
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| 59 | dojox.mdnd.PureSource.superclass.onMouseUp.call(this,e);
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| 60 | } |
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| 61 | },onOverEvent:function(){ |
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| 62 | dojox.mdnd.PureSource.superclass.onOverEvent.call(this);
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| 63 | dojo.dnd.manager().overSource(this);
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| 64 | },onOutEvent:function(){ |
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| 65 | dojox.mdnd.PureSource.superclass.onOutEvent.call(this);
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| 66 | dojo.dnd.manager().outSource(this);
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| 67 | },_markDndStatus:function(_8){ |
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| 68 | this._changeState("Source",_8?"Copied":"Moved"); |
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| 69 | },_legalMouseDown:function(e){ |
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| 70 | if(!this.withHandles){ |
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| 71 | return true; |
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| 72 | } |
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| 73 | for(var _9=e.target;_9&&!dojo.hasClass(_9,"dojoDndItem");_9=_9.parentNode){ |
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| 74 | if(dojo.hasClass(_9,"dojoDndHandle")){ |
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| 75 | return true; |
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| 76 | } |
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| 77 | } |
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| 78 | return false; |
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| 79 | }}); |
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| 80 | } |