root / trunk / web / dojo / dojox / mdnd / adapter / DndToDojo.js @ 13
History | View | Annotate | Download (8.95 KB)
| 1 | 9 | andrej.cim | /*
|
|---|---|---|---|
| 2 | Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
|
||
| 3 | Available via Academic Free License >= 2.1 OR the modified BSD license.
|
||
| 4 | see: http://dojotoolkit.org/license for details
|
||
| 5 | */
|
||
| 6 | |||
| 7 | |||
| 8 | if(!dojo._hasResource["dojox.mdnd.adapter.DndToDojo"]){ |
||
| 9 | dojo._hasResource["dojox.mdnd.adapter.DndToDojo"]=true; |
||
| 10 | dojo.provide("dojox.mdnd.adapter.DndToDojo");
|
||
| 11 | dojo.require("dojox.mdnd.PureSource");
|
||
| 12 | dojo.require("dojox.mdnd.LazyManager");
|
||
| 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(){ |
||
| 14 | this._dojoList=[];
|
||
| 15 | this._currentDojoArea=null; |
||
| 16 | this._dojoxManager=dojox.mdnd.areaManager();
|
||
| 17 | this._dragStartHandler=dojo.subscribe("/dojox/mdnd/drag/start",this,function(_1,_2,_3){ |
||
| 18 | this._draggedNode=_1;
|
||
| 19 | this._moveHandler=dojo.connect(dojo.doc,"onmousemove",this,"onMouseMove"); |
||
| 20 | }); |
||
| 21 | this._dropHandler=dojo.subscribe("/dojox/mdnd/drop",this,function(_4,_5,_6){ |
||
| 22 | if(this._currentDojoArea){ |
||
| 23 | dojo.publish("/dojox/mdnd/adapter/dndToDojo/cancel",[this._currentDojoArea.node,this._currentDojoArea.type,this._draggedNode,this.accept]); |
||
| 24 | } |
||
| 25 | this._draggedNode=null; |
||
| 26 | this._currentDojoArea=null; |
||
| 27 | dojo.disconnect(this._moveHandler);
|
||
| 28 | }); |
||
| 29 | },_getIndexDojoArea:function(_7){ |
||
| 30 | if(_7){
|
||
| 31 | for(var i=0,l=this._dojoList.length;i<l;i++){ |
||
| 32 | if(this._dojoList[i].node===_7){ |
||
| 33 | return i;
|
||
| 34 | } |
||
| 35 | } |
||
| 36 | } |
||
| 37 | return -1; |
||
| 38 | },_initCoordinates:function(_8){ |
||
| 39 | if(_8){
|
||
| 40 | var _9=dojo.position(_8,true),_a={}; |
||
| 41 | _a.x=_9.x; |
||
| 42 | _a.y=_9.y; |
||
| 43 | _a.x1=_9.x+_9.w; |
||
| 44 | _a.y1=_9.y+_9.h; |
||
| 45 | return _a;
|
||
| 46 | } |
||
| 47 | return null; |
||
| 48 | },register:function(_b,_c,_d){ |
||
| 49 | if(this._getIndexDojoArea(_b)==-1){ |
||
| 50 | var _e=this._initCoordinates(_b),_f={"node":_b,"type":_c,"dojo":(_d)?_d:false,"coords":_e}; |
||
| 51 | this._dojoList.push(_f);
|
||
| 52 | if(_d&&!this._lazyManager){ |
||
| 53 | this._lazyManager=new dojox.mdnd.LazyManager(); |
||
| 54 | } |
||
| 55 | } |
||
| 56 | },unregisterByNode:function(_10){ |
||
| 57 | var _11=this._getIndexDojoArea(_10); |
||
| 58 | if(_11!=-1){ |
||
| 59 | this._dojoList.splice(_11,1); |
||
| 60 | } |
||
| 61 | },unregisterByType:function(_12){ |
||
| 62 | if(_12){
|
||
| 63 | var _13=[];
|
||
| 64 | dojo.forEach(this._dojoList,function(_14,i){ |
||
| 65 | if(_14.type!=_12){
|
||
| 66 | _13.push(_14); |
||
| 67 | } |
||
| 68 | }); |
||
| 69 | this._dojoList=_13;
|
||
| 70 | } |
||
| 71 | },unregister:function(){ |
||
| 72 | this._dojoList=[];
|
||
| 73 | },refresh:function(){ |
||
| 74 | var _15=this._dojoList; |
||
| 75 | this.unregister();
|
||
| 76 | dojo.forEach(_15,function(_16){
|
||
| 77 | _16.coords=this._initCoordinates(_16.node);
|
||
| 78 | },this);
|
||
| 79 | this._dojoList=_15;
|
||
| 80 | },refreshByType:function(_17){ |
||
| 81 | var _18=this._dojoList; |
||
| 82 | this.unregister();
|
||
| 83 | dojo.forEach(_18,function(_19){
|
||
| 84 | if(_19.type==_17){
|
||
| 85 | _19.coords=this._initCoordinates(_19.node);
|
||
| 86 | } |
||
| 87 | },this);
|
||
| 88 | this._dojoList=_18;
|
||
| 89 | },_getHoverDojoArea:function(_1a){ |
||
| 90 | this._oldDojoArea=this._currentDojoArea; |
||
| 91 | this._currentDojoArea=null; |
||
| 92 | var x=_1a.x;
|
||
| 93 | var y=_1a.y;
|
||
| 94 | var _1b=this._dojoList.length; |
||
| 95 | for(var i=0;i<_1b;i++){ |
||
| 96 | var _1c=this._dojoList[i]; |
||
| 97 | var _1d=_1c.coords;
|
||
| 98 | if(_1d.x<=x&&x<=_1d.x1&&_1d.y<=y&&y<=_1d.y1){
|
||
| 99 | this._currentDojoArea=_1c;
|
||
| 100 | break;
|
||
| 101 | } |
||
| 102 | } |
||
| 103 | },onMouseMove:function(e){ |
||
| 104 | var _1e={"x":e.pageX,"y":e.pageY}; |
||
| 105 | this._getHoverDojoArea(_1e);
|
||
| 106 | if(this._currentDojoArea!=this._oldDojoArea){ |
||
| 107 | if(this._currentDojoArea==null){ |
||
| 108 | this.onDragExit(e);
|
||
| 109 | }else{
|
||
| 110 | if(this._oldDojoArea==null){ |
||
| 111 | this.onDragEnter(e);
|
||
| 112 | }else{
|
||
| 113 | this.onDragExit(e);
|
||
| 114 | this.onDragEnter(e);
|
||
| 115 | } |
||
| 116 | } |
||
| 117 | } |
||
| 118 | },isAccepted:function(_1f,_20){ |
||
| 119 | return true; |
||
| 120 | },onDragEnter:function(e){ |
||
| 121 | if(this._currentDojoArea.dojo){ |
||
| 122 | dojo.disconnect(this._dojoxManager._dragItem.handlers.pop());
|
||
| 123 | dojo.disconnect(this._dojoxManager._dragItem.handlers.pop());
|
||
| 124 | dojo.disconnect(this._dojoxManager._dragItem.item.events.pop());
|
||
| 125 | dojo.body().removeChild(this._dojoxManager._cover);
|
||
| 126 | dojo.body().removeChild(this._dojoxManager._cover2);
|
||
| 127 | var _21=this._dojoxManager._dragItem.item.node; |
||
| 128 | if(dojox.mdnd.adapter._dndFromDojo){
|
||
| 129 | dojox.mdnd.adapter._dndFromDojo.unsubscribeDnd(); |
||
| 130 | } |
||
| 131 | dojo.style(_21,{"position":"relative","top":"0","left":"0"});
|
||
| 132 | this._lazyManager.startDrag(e,_21);
|
||
| 133 | var _22=dojo.connect(this._lazyManager.manager,"overSource",this,function(){ |
||
| 134 | dojo.disconnect(_22); |
||
| 135 | if(this._lazyManager.manager.canDropFlag){ |
||
| 136 | this._dojoxManager._dropIndicator.node.style.display="none"; |
||
| 137 | } |
||
| 138 | }); |
||
| 139 | this.cancelHandler=dojo.subscribe("/dnd/cancel",this,function(){ |
||
| 140 | var _23=this._dojoxManager._dragItem.item; |
||
| 141 | _23.events=[dojo.connect(_23.handle,"onmousedown",_23,"onMouseDown")]; |
||
| 142 | dojo.body().appendChild(this._dojoxManager._cover);
|
||
| 143 | dojo.body().appendChild(this._dojoxManager._cover2);
|
||
| 144 | this._dojoxManager._cover.appendChild(_23.node);
|
||
| 145 | var _24=this._dojoxManager._areaList[this._dojoxManager._sourceIndexArea]; |
||
| 146 | var _25=this._dojoxManager._sourceDropIndex; |
||
| 147 | var _26=null; |
||
| 148 | if(_25!=_24.items.length&&_25!=-1){ |
||
| 149 | _26=_24.items[this._dojoxManager._sourceDropIndex].item.node;
|
||
| 150 | } |
||
| 151 | if(this._dojoxManager._dropIndicator.node.style.display=="none"){ |
||
| 152 | this._dojoxManager._dropIndicator.node.style.display==""; |
||
| 153 | } |
||
| 154 | this._dojoxManager._dragItem.handlers.push(dojo.connect(this._dojoxManager._dragItem.item,"onDrag",this._dojoxManager,"onDrag")); |
||
| 155 | this._dojoxManager._dragItem.handlers.push(dojo.connect(this._dojoxManager._dragItem.item,"onDragEnd",this._dojoxManager,"onDrop")); |
||
| 156 | this._draggedNode.style.display=""; |
||
| 157 | this._dojoxManager.onDrop(this._draggedNode); |
||
| 158 | dojo.unsubscribe(this.cancelHandler);
|
||
| 159 | dojo.unsubscribe(this.dropHandler);
|
||
| 160 | if(dojox.mdnd.adapter._dndFromDojo){
|
||
| 161 | dojox.mdnd.adapter._dndFromDojo.subscribeDnd(); |
||
| 162 | } |
||
| 163 | }); |
||
| 164 | this.dropHandler=dojo.subscribe("/dnd/drop/before",this,function(_27){ |
||
| 165 | dojo.unsubscribe(this.cancelHandler);
|
||
| 166 | dojo.unsubscribe(this.dropHandler);
|
||
| 167 | this.onDrop();
|
||
| 168 | }); |
||
| 169 | }else{
|
||
| 170 | this.accept=this.isAccepted(this._dojoxManager._dragItem.item.node,this._currentDojoArea); |
||
| 171 | if(this.accept){ |
||
| 172 | dojo.disconnect(this._dojoxManager._dragItem.handlers.pop());
|
||
| 173 | dojo.disconnect(this._dojoxManager._dragItem.handlers.pop());
|
||
| 174 | this._dojoxManager._dropIndicator.node.style.display="none"; |
||
| 175 | if(!this._moveUpHandler){ |
||
| 176 | this._moveUpHandler=dojo.connect(dojo.doc,"onmouseup",this,"onDrop"); |
||
| 177 | } |
||
| 178 | } |
||
| 179 | } |
||
| 180 | dojo.publish("/dojox/mdnd/adapter/dndToDojo/over",[this._currentDojoArea.node,this._currentDojoArea.type,this._draggedNode,this.accept]); |
||
| 181 | },onDragExit:function(e){ |
||
| 182 | if(this._oldDojoArea.dojo){ |
||
| 183 | dojo.unsubscribe(this.cancelHandler);
|
||
| 184 | dojo.unsubscribe(this.dropHandler);
|
||
| 185 | var _28=this._dojoxManager._dragItem.item; |
||
| 186 | this._dojoxManager._dragItem.item.events.push(dojo.connect(_28.node.ownerDocument,"onmousemove",_28,"onMove")); |
||
| 187 | dojo.body().appendChild(this._dojoxManager._cover);
|
||
| 188 | dojo.body().appendChild(this._dojoxManager._cover2);
|
||
| 189 | this._dojoxManager._cover.appendChild(_28.node);
|
||
| 190 | var _29=_28.node.style;
|
||
| 191 | _29.position="absolute";
|
||
| 192 | _29.left=(_28.offsetDrag.l+e.pageX)+"px";
|
||
| 193 | _29.top=(_28.offsetDrag.t+e.pageX)+"px";
|
||
| 194 | _29.display="";
|
||
| 195 | this._lazyManager.cancelDrag();
|
||
| 196 | if(dojox.mdnd.adapter._dndFromDojo){
|
||
| 197 | dojox.mdnd.adapter._dndFromDojo.subscribeDnd(); |
||
| 198 | } |
||
| 199 | if(this._dojoxManager._dropIndicator.node.style.display=="none"){ |
||
| 200 | this._dojoxManager._dropIndicator.node.style.display=""; |
||
| 201 | } |
||
| 202 | this._dojoxManager._dragItem.handlers.push(dojo.connect(this._dojoxManager._dragItem.item,"onDrag",this._dojoxManager,"onDrag")); |
||
| 203 | this._dojoxManager._dragItem.handlers.push(dojo.connect(this._dojoxManager._dragItem.item,"onDragEnd",this._dojoxManager,"onDrop")); |
||
| 204 | this._dojoxManager._dragItem.item.onMove(e);
|
||
| 205 | }else{
|
||
| 206 | if(this.accept){ |
||
| 207 | if(this._moveUpHandler){ |
||
| 208 | dojo.disconnect(this._moveUpHandler);
|
||
| 209 | this._moveUpHandler=null; |
||
| 210 | } |
||
| 211 | if(this._dojoxManager._dropIndicator.node.style.display=="none"){ |
||
| 212 | this._dojoxManager._dropIndicator.node.style.display=""; |
||
| 213 | } |
||
| 214 | this._dojoxManager._dragItem.handlers.push(dojo.connect(this._dojoxManager._dragItem.item,"onDrag",this._dojoxManager,"onDrag")); |
||
| 215 | this._dojoxManager._dragItem.handlers.push(dojo.connect(this._dojoxManager._dragItem.item,"onDragEnd",this._dojoxManager,"onDrop")); |
||
| 216 | this._dojoxManager._dragItem.item.onMove(e);
|
||
| 217 | } |
||
| 218 | } |
||
| 219 | dojo.publish("/dojox/mdnd/adapter/dndToDojo/out",[this._oldDojoArea.node,this._oldDojoArea.type,this._draggedNode,this.accept]); |
||
| 220 | },onDrop:function(e){ |
||
| 221 | if(this._currentDojoArea.dojo){ |
||
| 222 | if(dojox.mdnd.adapter._dndFromDojo){
|
||
| 223 | dojox.mdnd.adapter._dndFromDojo.subscribeDnd(); |
||
| 224 | } |
||
| 225 | } |
||
| 226 | if(this._dojoxManager._dropIndicator.node.style.display=="none"){ |
||
| 227 | this._dojoxManager._dropIndicator.node.style.display=""; |
||
| 228 | } |
||
| 229 | if(this._dojoxManager._cover.parentNode&&this._dojoxManager._cover.parentNode.nodeType==1){ |
||
| 230 | dojo.body().removeChild(this._dojoxManager._cover);
|
||
| 231 | dojo.body().removeChild(this._dojoxManager._cover2);
|
||
| 232 | } |
||
| 233 | if(this._draggedNode.parentNode==this._dojoxManager._cover){ |
||
| 234 | this._dojoxManager._cover.removeChild(this._draggedNode); |
||
| 235 | } |
||
| 236 | dojo.disconnect(this._moveHandler);
|
||
| 237 | dojo.disconnect(this._moveUpHandler);
|
||
| 238 | this._moveHandler=this._moveUpHandler=null; |
||
| 239 | dojo.publish("/dojox/mdnd/adapter/dndToDojo/drop",[this._draggedNode,this._currentDojoArea.node,this._currentDojoArea.type]); |
||
| 240 | dojo.removeClass(this._draggedNode,"dragNode"); |
||
| 241 | var _2a=this._draggedNode.style; |
||
| 242 | _2a.position="relative";
|
||
| 243 | _2a.left="0";
|
||
| 244 | _2a.top="0";
|
||
| 245 | _2a.width="auto";
|
||
| 246 | dojo.forEach(this._dojoxManager._dragItem.handlers,dojo.disconnect);
|
||
| 247 | this._dojoxManager._deleteMoveableItem(this._dojoxManager._dragItem); |
||
| 248 | this._draggedNode=null; |
||
| 249 | this._currentDojoArea=null; |
||
| 250 | this._dojoxManager._resetAfterDrop();
|
||
| 251 | }}); |
||
| 252 | dojox.mdnd.adapter._dndToDojo=null;
|
||
| 253 | dojox.mdnd.adapter.dndToDojo=function(){ |
||
| 254 | if(!dojox.mdnd.adapter._dndToDojo){
|
||
| 255 | dojox.mdnd.adapter._dndToDojo=new dojox.mdnd.adapter.DndToDojo();
|
||
| 256 | } |
||
| 257 | return dojox.mdnd.adapter._dndToDojo;
|
||
| 258 | }; |
||
| 259 | } |