| dojo.provide("dojo.dnd.TreeDragAndDrop"); |
| dojo.require("dojo.dnd.HtmlDragAndDrop"); |
| dojo.require("dojo.lang.func"); |
| dojo.require("dojo.lang.array"); |
| dojo.require("dojo.lang.extras"); |
| dojo.require("dojo.html.layout"); |
| dojo.dnd.TreeDragSource=function(_1,_2,_3,_4){ |
| this.controller=_2; |
| this.treeNode=_4; |
| dojo.dnd.HtmlDragSource.call(this,_1,_3); |
| }; |
| dojo.inherits(dojo.dnd.TreeDragSource,dojo.dnd.HtmlDragSource); |
| dojo.lang.extend(dojo.dnd.TreeDragSource,{onDragStart:function(){ |
| var _5=dojo.dnd.HtmlDragSource.prototype.onDragStart.call(this); |
| _5.treeNode=this.treeNode; |
| _5.onDragStart=dojo.lang.hitch(_5,function(e){ |
| this.savedSelectedNode=this.treeNode.tree.selector.selectedNode; |
| if(this.savedSelectedNode){ |
| this.savedSelectedNode.unMarkSelected(); |
| } |
| var _7=dojo.dnd.HtmlDragObject.prototype.onDragStart.apply(this,arguments); |
| var _8=this.dragClone.getElementsByTagName("img"); |
| for(var i=0;i<_8.length;i++){ |
| _8.item(i).style.backgroundImage="url()"; |
| } |
| return _7; |
| }); |
| _5.onDragEnd=function(e){ |
| if(this.savedSelectedNode){ |
| this.savedSelectedNode.markSelected(); |
| } |
| return dojo.dnd.HtmlDragObject.prototype.onDragEnd.apply(this,arguments); |
| }; |
| return _5; |
| },onDragEnd:function(e){ |
| var _c=dojo.dnd.HtmlDragSource.prototype.onDragEnd.call(this,e); |
| return _c; |
| }}); |
| dojo.dnd.TreeDropTarget=function(_d,_e,_f,_10){ |
| this.treeNode=_10; |
| this.controller=_e; |
| dojo.dnd.HtmlDropTarget.apply(this,[_d,_f]); |
| }; |
| dojo.inherits(dojo.dnd.TreeDropTarget,dojo.dnd.HtmlDropTarget); |
| dojo.lang.extend(dojo.dnd.TreeDropTarget,{autoExpandDelay:1500,autoExpandTimer:null,position:null,indicatorStyle:"2px black solid",showIndicator:function(_11){ |
| if(this.position==_11){ |
| return; |
| } |
| this.hideIndicator(); |
| this.position=_11; |
| if(_11=="before"){ |
| this.treeNode.labelNode.style.borderTop=this.indicatorStyle; |
| }else{ |
| if(_11=="after"){ |
| this.treeNode.labelNode.style.borderBottom=this.indicatorStyle; |
| }else{ |
| if(_11=="onto"){ |
| this.treeNode.markSelected(); |
| } |
| } |
| } |
| },hideIndicator:function(){ |
| this.treeNode.labelNode.style.borderBottom=""; |
| this.treeNode.labelNode.style.borderTop=""; |
| this.treeNode.unMarkSelected(); |
| this.position=null; |
| },onDragOver:function(e){ |
| var _13=dojo.dnd.HtmlDropTarget.prototype.onDragOver.apply(this,arguments); |
| if(_13&&this.treeNode.isFolder&&!this.treeNode.isExpanded){ |
| this.setAutoExpandTimer(); |
| } |
| return _13; |
| },accepts:function(_14){ |
| var _15=dojo.dnd.HtmlDropTarget.prototype.accepts.apply(this,arguments); |
| if(!_15){ |
| return false; |
| } |
| var _16=_14[0].treeNode; |
| if(dojo.lang.isUndefined(_16)||!_16||!_16.isTreeNode){ |
| dojo.raise("Source is not TreeNode or not found"); |
| } |
| if(_16===this.treeNode){ |
| return false; |
| } |
| return true; |
| },setAutoExpandTimer:function(){ |
| var _17=this; |
| var _18=function(){ |
| if(dojo.dnd.dragManager.currentDropTarget===_17){ |
| _17.controller.expand(_17.treeNode); |
| } |
| }; |
| this.autoExpandTimer=dojo.lang.setTimeout(_18,_17.autoExpandDelay); |
| },getDNDMode:function(){ |
| return this.treeNode.tree.DNDMode; |
| },getAcceptPosition:function(e,_1a){ |
| var _1b=this.getDNDMode(); |
| if(_1b&dojo.widget.Tree.prototype.DNDModes.ONTO&&!(!this.treeNode.actionIsDisabled(dojo.widget.TreeNode.prototype.actions.ADDCHILD)&&_1a.parent!==this.treeNode&&this.controller.canMove(_1a,this.treeNode))){ |
| _1b&=~dojo.widget.Tree.prototype.DNDModes.ONTO; |
| } |
| var _1c=this.getPosition(e,_1b); |
| if(_1c=="onto"||(!this.isAdjacentNode(_1a,_1c)&&this.controller.canMove(_1a,this.treeNode.parent))){ |
| return _1c; |
| }else{ |
| return false; |
| } |
| },onDragOut:function(e){ |
| this.clearAutoExpandTimer(); |
| this.hideIndicator(); |
| },clearAutoExpandTimer:function(){ |
| if(this.autoExpandTimer){ |
| clearTimeout(this.autoExpandTimer); |
| this.autoExpandTimer=null; |
| } |
| },onDragMove:function(e,_1f){ |
| var _20=_1f[0].treeNode; |
| var _21=this.getAcceptPosition(e,_20); |
| if(_21){ |
| this.showIndicator(_21); |
| } |
| },isAdjacentNode:function(_22,_23){ |
| if(_22===this.treeNode){ |
| return true; |
| } |
| if(_22.getNextSibling()===this.treeNode&&_23=="before"){ |
| return true; |
| } |
| if(_22.getPreviousSibling()===this.treeNode&&_23=="after"){ |
| return true; |
| } |
| return false; |
| },getPosition:function(e,_25){ |
| var _26=dojo.byId(this.treeNode.labelNode); |
| var _27=e.pageY||e.clientY+dojo.body().scrollTop; |
| var _28=dojo.html.getAbsolutePosition(_26).y; |
| var _29=dojo.html.getBorderBox(_26).height; |
| var _2a=_27-_28; |
| var p=_2a/_29; |
| var _2c=""; |
| if(_25&dojo.widget.Tree.prototype.DNDModes.ONTO&&_25&dojo.widget.Tree.prototype.DNDModes.BETWEEN){ |
| if(p<=0.3){ |
| _2c="before"; |
| }else{ |
| if(p<=0.7){ |
| _2c="onto"; |
| }else{ |
| _2c="after"; |
| } |
| } |
| }else{ |
| if(_25&dojo.widget.Tree.prototype.DNDModes.BETWEEN){ |
| if(p<=0.5){ |
| _2c="before"; |
| }else{ |
| _2c="after"; |
| } |
| }else{ |
| if(_25&dojo.widget.Tree.prototype.DNDModes.ONTO){ |
| _2c="onto"; |
| } |
| } |
| } |
| return _2c; |
| },getTargetParentIndex:function(_2d,_2e){ |
| var _2f=_2e=="before"?this.treeNode.getParentIndex():this.treeNode.getParentIndex()+1; |
| if(this.treeNode.parent===_2d.parent&&this.treeNode.getParentIndex()>_2d.getParentIndex()){ |
| _2f--; |
| } |
| return _2f; |
| },onDrop:function(e){ |
| var _31=this.position; |
| this.onDragOut(e); |
| var _32=e.dragObject.treeNode; |
| if(!dojo.lang.isObject(_32)){ |
| dojo.raise("TreeNode not found in dragObject"); |
| } |
| if(_31=="onto"){ |
| return this.controller.move(_32,this.treeNode,0); |
| }else{ |
| var _33=this.getTargetParentIndex(_32,_31); |
| return this.controller.move(_32,this.treeNode.parent,_33); |
| } |
| }}); |
| dojo.dnd.TreeDNDController=function(_34){ |
| this.treeController=_34; |
| this.dragSources={}; |
| this.dropTargets={}; |
| }; |
| dojo.lang.extend(dojo.dnd.TreeDNDController,{listenTree:function(_35){ |
| dojo.event.topic.subscribe(_35.eventNames.createDOMNode,this,"onCreateDOMNode"); |
| dojo.event.topic.subscribe(_35.eventNames.moveFrom,this,"onMoveFrom"); |
| dojo.event.topic.subscribe(_35.eventNames.moveTo,this,"onMoveTo"); |
| dojo.event.topic.subscribe(_35.eventNames.addChild,this,"onAddChild"); |
| dojo.event.topic.subscribe(_35.eventNames.removeNode,this,"onRemoveNode"); |
| dojo.event.topic.subscribe(_35.eventNames.treeDestroy,this,"onTreeDestroy"); |
| },unlistenTree:function(_36){ |
| dojo.event.topic.unsubscribe(_36.eventNames.createDOMNode,this,"onCreateDOMNode"); |
| dojo.event.topic.unsubscribe(_36.eventNames.moveFrom,this,"onMoveFrom"); |
| dojo.event.topic.unsubscribe(_36.eventNames.moveTo,this,"onMoveTo"); |
| dojo.event.topic.unsubscribe(_36.eventNames.addChild,this,"onAddChild"); |
| dojo.event.topic.unsubscribe(_36.eventNames.removeNode,this,"onRemoveNode"); |
| dojo.event.topic.unsubscribe(_36.eventNames.treeDestroy,this,"onTreeDestroy"); |
| },onTreeDestroy:function(_37){ |
| this.unlistenTree(_37.source); |
| },onCreateDOMNode:function(_38){ |
| this.registerDNDNode(_38.source); |
| },onAddChild:function(_39){ |
| this.registerDNDNode(_39.child); |
| },onMoveFrom:function(_3a){ |
| var _3b=this; |
| dojo.lang.forEach(_3a.child.getDescendants(),function(_3c){ |
| _3b.unregisterDNDNode(_3c); |
| }); |
| },onMoveTo:function(_3d){ |
| var _3e=this; |
| dojo.lang.forEach(_3d.child.getDescendants(),function(_3f){ |
| _3e.registerDNDNode(_3f); |
| }); |
| },registerDNDNode:function(_40){ |
| if(!_40.tree.DNDMode){ |
| return; |
| } |
| var _41=null; |
| var _42=null; |
| if(!_40.actionIsDisabled(_40.actions.MOVE)){ |
| var _41=new dojo.dnd.TreeDragSource(_40.labelNode,this,_40.tree.widgetId,_40); |
| this.dragSources[_40.widgetId]=_41; |
| } |
| var _42=new dojo.dnd.TreeDropTarget(_40.labelNode,this.treeController,_40.tree.DNDAcceptTypes,_40); |
| this.dropTargets[_40.widgetId]=_42; |
| },unregisterDNDNode:function(_43){ |
| if(this.dragSources[_43.widgetId]){ |
| dojo.dnd.dragManager.unregisterDragSource(this.dragSources[_43.widgetId]); |
| delete this.dragSources[_43.widgetId]; |
| } |
| if(this.dropTargets[_43.widgetId]){ |
| dojo.dnd.dragManager.unregisterDropTarget(this.dropTargets[_43.widgetId]); |
| delete this.dropTargets[_43.widgetId]; |
| } |
| }}); |
