root / trunk / web / dojo / dojox / mdnd / adapter / DndToDojo.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.adapter.DndToDojo"]){ |
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| 9 | dojo._hasResource["dojox.mdnd.adapter.DndToDojo"]=true; |
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| 10 | dojo.provide("dojox.mdnd.adapter.DndToDojo");
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| 11 | dojo.require("dojox.mdnd.PureSource");
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| 12 | dojo.require("dojox.mdnd.LazyManager");
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| 13 | dojo.declare("dojox.mdnd.adapter.DndToDojo",null,{_dojoList:null,_currentDojoArea:null,_dojoxManager:null,_dragStartHandler:null,_dropHandler:null,_moveHandler:null,_moveUpHandler:null,_draggedNode:null,constructor:function(){ |
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| 14 | this._dojoList=[];
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| 15 | this._currentDojoArea=null; |
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| 16 | this._dojoxManager=dojox.mdnd.areaManager();
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| 17 | this._dragStartHandler=dojo.subscribe("/dojox/mdnd/drag/start",this,function(_1,_2,_3){ |
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| 18 | this._draggedNode=_1;
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| 19 | this._moveHandler=dojo.connect(dojo.doc,"onmousemove",this,"onMouseMove"); |
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| 20 | }); |
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| 21 | this._dropHandler=dojo.subscribe("/dojox/mdnd/drop",this,function(_4,_5,_6){ |
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| 22 | if(this._currentDojoArea){ |
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| 23 | dojo.publish("/dojox/mdnd/adapter/dndToDojo/cancel",[this._currentDojoArea.node,this._currentDojoArea.type,this._draggedNode,this.accept]); |
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| 24 | } |
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| 25 | this._draggedNode=null; |
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| 26 | this._currentDojoArea=null; |
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| 27 | dojo.disconnect(this._moveHandler);
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| 28 | }); |
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| 29 | },_getIndexDojoArea:function(_7){ |
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| 30 | if(_7){
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| 31 | for(var i=0,l=this._dojoList.length;i<l;i++){ |
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| 32 | if(this._dojoList[i].node===_7){ |
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| 33 | return i;
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| 34 | } |
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| 35 | } |
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| 36 | } |
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| 37 | return -1; |
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| 38 | },_initCoordinates:function(_8){ |
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| 39 | if(_8){
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| 40 | var _9=dojo.position(_8,true),_a={}; |
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| 41 | _a.x=_9.x; |
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| 42 | _a.y=_9.y; |
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| 43 | _a.x1=_9.x+_9.w; |
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| 44 | _a.y1=_9.y+_9.h; |
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| 45 | return _a;
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| 46 | } |
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| 47 | return null; |
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| 48 | },register:function(_b,_c,_d){ |
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| 49 | if(this._getIndexDojoArea(_b)==-1){ |
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| 50 | var _e=this._initCoordinates(_b),_f={"node":_b,"type":_c,"dojo":(_d)?_d:false,"coords":_e}; |
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| 51 | this._dojoList.push(_f);
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| 52 | if(_d&&!this._lazyManager){ |
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| 53 | this._lazyManager=new dojox.mdnd.LazyManager(); |
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| 54 | } |
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| 55 | } |
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| 56 | },unregisterByNode:function(_10){ |
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| 57 | var _11=this._getIndexDojoArea(_10); |
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| 58 | if(_11!=-1){ |
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| 59 | this._dojoList.splice(_11,1); |
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| 60 | } |
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| 61 | },unregisterByType:function(_12){ |
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| 62 | if(_12){
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| 63 | var _13=[];
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| 64 | dojo.forEach(this._dojoList,function(_14,i){ |
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| 65 | if(_14.type!=_12){
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| 66 | _13.push(_14); |
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| 67 | } |
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| 68 | }); |
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| 69 | this._dojoList=_13;
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| 70 | } |
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| 71 | },unregister:function(){ |
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| 72 | this._dojoList=[];
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| 73 | },refresh:function(){ |
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| 74 | var _15=this._dojoList; |
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| 75 | this.unregister();
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| 76 | dojo.forEach(_15,function(_16){
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| 77 | _16.coords=this._initCoordinates(_16.node);
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| 78 | },this);
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| 79 | this._dojoList=_15;
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| 80 | },refreshByType:function(_17){ |
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| 81 | var _18=this._dojoList; |
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| 82 | this.unregister();
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| 83 | dojo.forEach(_18,function(_19){
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| 84 | if(_19.type==_17){
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| 85 | _19.coords=this._initCoordinates(_19.node);
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| 86 | } |
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| 87 | },this);
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| 88 | this._dojoList=_18;
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| 89 | },_getHoverDojoArea:function(_1a){ |
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| 90 | this._oldDojoArea=this._currentDojoArea; |
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| 91 | this._currentDojoArea=null; |
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| 92 | var x=_1a.x;
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| 93 | var y=_1a.y;
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| 94 | var _1b=this._dojoList.length; |
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| 95 | for(var i=0;i<_1b;i++){ |
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| 96 | var _1c=this._dojoList[i]; |
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| 97 | var _1d=_1c.coords;
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| 98 | if(_1d.x<=x&&x<=_1d.x1&&_1d.y<=y&&y<=_1d.y1){
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| 99 | this._currentDojoArea=_1c;
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| 100 | break;
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| 101 | } |
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| 102 | } |
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| 103 | },onMouseMove:function(e){ |
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| 104 | var _1e={"x":e.pageX,"y":e.pageY}; |
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| 105 | this._getHoverDojoArea(_1e);
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| 106 | if(this._currentDojoArea!=this._oldDojoArea){ |
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| 107 | if(this._currentDojoArea==null){ |
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| 108 | this.onDragExit(e);
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| 109 | }else{
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| 110 | if(this._oldDojoArea==null){ |
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| 111 | this.onDragEnter(e);
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| 112 | }else{
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| 113 | this.onDragExit(e);
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| 114 | this.onDragEnter(e);
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| 115 | } |
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| 116 | } |
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| 117 | } |
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| 118 | },isAccepted:function(_1f,_20){ |
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| 119 | return true; |
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| 120 | },onDragEnter:function(e){ |
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| 121 | if(this._currentDojoArea.dojo){ |
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| 122 | dojo.disconnect(this._dojoxManager._dragItem.handlers.pop());
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| 123 | dojo.disconnect(this._dojoxManager._dragItem.handlers.pop());
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| 124 | dojo.disconnect(this._dojoxManager._dragItem.item.events.pop());
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| 125 | dojo.body().removeChild(this._dojoxManager._cover);
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| 126 | dojo.body().removeChild(this._dojoxManager._cover2);
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| 127 | var _21=this._dojoxManager._dragItem.item.node; |
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| 128 | if(dojox.mdnd.adapter._dndFromDojo){
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| 129 | dojox.mdnd.adapter._dndFromDojo.unsubscribeDnd(); |
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| 130 | } |
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| 131 | dojo.style(_21,{"position":"relative","top":"0","left":"0"});
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| 132 | this._lazyManager.startDrag(e,_21);
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| 133 | var _22=dojo.connect(this._lazyManager.manager,"overSource",this,function(){ |
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| 134 | dojo.disconnect(_22); |
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| 135 | if(this._lazyManager.manager.canDropFlag){ |
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| 136 | this._dojoxManager._dropIndicator.node.style.display="none"; |
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| 137 | } |
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| 138 | }); |
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| 139 | this.cancelHandler=dojo.subscribe("/dnd/cancel",this,function(){ |
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| 140 | var _23=this._dojoxManager._dragItem.item; |
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| 141 | _23.events=[dojo.connect(_23.handle,"onmousedown",_23,"onMouseDown")]; |
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| 142 | dojo.body().appendChild(this._dojoxManager._cover);
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| 143 | dojo.body().appendChild(this._dojoxManager._cover2);
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| 144 | this._dojoxManager._cover.appendChild(_23.node);
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| 145 | var _24=this._dojoxManager._areaList[this._dojoxManager._sourceIndexArea]; |
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| 146 | var _25=this._dojoxManager._sourceDropIndex; |
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| 147 | var _26=null; |
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| 148 | if(_25!=_24.items.length&&_25!=-1){ |
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| 149 | _26=_24.items[this._dojoxManager._sourceDropIndex].item.node;
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| 150 | } |
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| 151 | if(this._dojoxManager._dropIndicator.node.style.display=="none"){ |
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| 152 | this._dojoxManager._dropIndicator.node.style.display==""; |
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| 153 | } |
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| 154 | this._dojoxManager._dragItem.handlers.push(dojo.connect(this._dojoxManager._dragItem.item,"onDrag",this._dojoxManager,"onDrag")); |
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| 155 | this._dojoxManager._dragItem.handlers.push(dojo.connect(this._dojoxManager._dragItem.item,"onDragEnd",this._dojoxManager,"onDrop")); |
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| 156 | this._draggedNode.style.display=""; |
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| 157 | this._dojoxManager.onDrop(this._draggedNode); |
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| 158 | dojo.unsubscribe(this.cancelHandler);
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| 159 | dojo.unsubscribe(this.dropHandler);
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| 160 | if(dojox.mdnd.adapter._dndFromDojo){
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| 161 | dojox.mdnd.adapter._dndFromDojo.subscribeDnd(); |
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| 162 | } |
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| 163 | }); |
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| 164 | this.dropHandler=dojo.subscribe("/dnd/drop/before",this,function(_27){ |
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| 165 | dojo.unsubscribe(this.cancelHandler);
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| 166 | dojo.unsubscribe(this.dropHandler);
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| 167 | this.onDrop();
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| 168 | }); |
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| 169 | }else{
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| 170 | this.accept=this.isAccepted(this._dojoxManager._dragItem.item.node,this._currentDojoArea); |
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| 171 | if(this.accept){ |
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| 172 | dojo.disconnect(this._dojoxManager._dragItem.handlers.pop());
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| 173 | dojo.disconnect(this._dojoxManager._dragItem.handlers.pop());
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| 174 | this._dojoxManager._dropIndicator.node.style.display="none"; |
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| 175 | if(!this._moveUpHandler){ |
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| 176 | this._moveUpHandler=dojo.connect(dojo.doc,"onmouseup",this,"onDrop"); |
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| 177 | } |
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| 178 | } |
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| 179 | } |
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| 180 | dojo.publish("/dojox/mdnd/adapter/dndToDojo/over",[this._currentDojoArea.node,this._currentDojoArea.type,this._draggedNode,this.accept]); |
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| 181 | },onDragExit:function(e){ |
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| 182 | if(this._oldDojoArea.dojo){ |
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| 183 | dojo.unsubscribe(this.cancelHandler);
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| 184 | dojo.unsubscribe(this.dropHandler);
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| 185 | var _28=this._dojoxManager._dragItem.item; |
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| 186 | this._dojoxManager._dragItem.item.events.push(dojo.connect(_28.node.ownerDocument,"onmousemove",_28,"onMove")); |
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| 187 | dojo.body().appendChild(this._dojoxManager._cover);
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| 188 | dojo.body().appendChild(this._dojoxManager._cover2);
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| 189 | this._dojoxManager._cover.appendChild(_28.node);
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| 190 | var _29=_28.node.style;
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| 191 | _29.position="absolute";
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| 192 | _29.left=(_28.offsetDrag.l+e.pageX)+"px";
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| 193 | _29.top=(_28.offsetDrag.t+e.pageX)+"px";
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| 194 | _29.display="";
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| 195 | this._lazyManager.cancelDrag();
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| 196 | if(dojox.mdnd.adapter._dndFromDojo){
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| 197 | dojox.mdnd.adapter._dndFromDojo.subscribeDnd(); |
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| 198 | } |
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| 199 | if(this._dojoxManager._dropIndicator.node.style.display=="none"){ |
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| 200 | this._dojoxManager._dropIndicator.node.style.display=""; |
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| 201 | } |
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| 202 | this._dojoxManager._dragItem.handlers.push(dojo.connect(this._dojoxManager._dragItem.item,"onDrag",this._dojoxManager,"onDrag")); |
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| 203 | this._dojoxManager._dragItem.handlers.push(dojo.connect(this._dojoxManager._dragItem.item,"onDragEnd",this._dojoxManager,"onDrop")); |
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| 204 | this._dojoxManager._dragItem.item.onMove(e);
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| 205 | }else{
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| 206 | if(this.accept){ |
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| 207 | if(this._moveUpHandler){ |
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| 208 | dojo.disconnect(this._moveUpHandler);
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| 209 | this._moveUpHandler=null; |
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| 210 | } |
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| 211 | if(this._dojoxManager._dropIndicator.node.style.display=="none"){ |
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| 212 | this._dojoxManager._dropIndicator.node.style.display=""; |
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| 213 | } |
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| 214 | this._dojoxManager._dragItem.handlers.push(dojo.connect(this._dojoxManager._dragItem.item,"onDrag",this._dojoxManager,"onDrag")); |
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| 215 | this._dojoxManager._dragItem.handlers.push(dojo.connect(this._dojoxManager._dragItem.item,"onDragEnd",this._dojoxManager,"onDrop")); |
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| 216 | this._dojoxManager._dragItem.item.onMove(e);
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| 217 | } |
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| 218 | } |
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| 219 | dojo.publish("/dojox/mdnd/adapter/dndToDojo/out",[this._oldDojoArea.node,this._oldDojoArea.type,this._draggedNode,this.accept]); |
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| 220 | },onDrop:function(e){ |
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| 221 | if(this._currentDojoArea.dojo){ |
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| 222 | if(dojox.mdnd.adapter._dndFromDojo){
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| 223 | dojox.mdnd.adapter._dndFromDojo.subscribeDnd(); |
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| 224 | } |
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| 225 | } |
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| 226 | if(this._dojoxManager._dropIndicator.node.style.display=="none"){ |
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| 227 | this._dojoxManager._dropIndicator.node.style.display=""; |
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| 228 | } |
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| 229 | if(this._dojoxManager._cover.parentNode&&this._dojoxManager._cover.parentNode.nodeType==1){ |
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| 230 | dojo.body().removeChild(this._dojoxManager._cover);
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| 231 | dojo.body().removeChild(this._dojoxManager._cover2);
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| 232 | } |
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| 233 | if(this._draggedNode.parentNode==this._dojoxManager._cover){ |
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| 234 | this._dojoxManager._cover.removeChild(this._draggedNode); |
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| 235 | } |
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| 236 | dojo.disconnect(this._moveHandler);
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| 237 | dojo.disconnect(this._moveUpHandler);
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| 238 | this._moveHandler=this._moveUpHandler=null; |
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| 239 | dojo.publish("/dojox/mdnd/adapter/dndToDojo/drop",[this._draggedNode,this._currentDojoArea.node,this._currentDojoArea.type]); |
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| 240 | dojo.removeClass(this._draggedNode,"dragNode"); |
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| 241 | var _2a=this._draggedNode.style; |
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| 242 | _2a.position="relative";
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| 243 | _2a.left="0";
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| 244 | _2a.top="0";
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| 245 | _2a.width="auto";
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| 246 | dojo.forEach(this._dojoxManager._dragItem.handlers,dojo.disconnect);
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| 247 | this._dojoxManager._deleteMoveableItem(this._dojoxManager._dragItem); |
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| 248 | this._draggedNode=null; |
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| 249 | this._currentDojoArea=null; |
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| 250 | this._dojoxManager._resetAfterDrop();
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| 251 | }}); |
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| 252 | dojox.mdnd.adapter._dndToDojo=null;
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| 253 | dojox.mdnd.adapter.dndToDojo=function(){ |
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| 254 | if(!dojox.mdnd.adapter._dndToDojo){
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| 255 | dojox.mdnd.adapter._dndToDojo=new dojox.mdnd.adapter.DndToDojo();
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| 256 | } |
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| 257 | return dojox.mdnd.adapter._dndToDojo;
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| 258 | }; |
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| 259 | } |