root / trunk / web / dojo / dojox / mdnd / PureSource.js @ 12
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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 | } |