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https://github.com/EGroupware/egroupware.git
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75 lines
2.9 KiB
JavaScript
75 lines
2.9 KiB
JavaScript
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//v.3.6 build 131023
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/*
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Copyright DHTMLX LTD. http://www.dhtmlx.com
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You allowed to use this component or parts of it under GPL terms
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To use it on other terms or get Professional edition of the component please contact us at sales@dhtmlx.com
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*/
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/**
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* @desc: adds drag-n-drop capabilities (with possibility to drop into dhtmlxTree) to HTML object.
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* @param: obj - HTML object, or HTML object ID
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* @param: func - custom drag processor function, optional
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* @type: public
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* @topic: 0
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*/
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dhtmlXTreeObject.prototype.makeDraggable=function(obj,func){
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if (typeof(obj)!="object")
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obj=document.getElementById(obj);
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dragger=new dhtmlDragAndDropObject();
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dropper=new dhx_dragSomethingInTree();
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dragger.addDraggableItem(obj,dropper);
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obj.dragLanding=null;
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obj.ondragstart=dropper._preventNsDrag;
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obj.onselectstart=new Function("return false;");
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obj.parentObject=new Object;
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obj.parentObject.img=obj;
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obj.parentObject.treeNod=dropper;
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dropper._customDrop=func;
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}
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dhtmlXTreeObject.prototype.makeDragable=dhtmlXTreeObject.prototype.makeDraggable;
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/**
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* @desc: adds drag-n-drop capabilities (with possibility to drop into dhtmlxTree) to all HTML items with dragInDhtmlXTree attribute
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* @param: func - custom drag processor function, optional
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* @type: public
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* @topic: 0
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*/
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dhtmlXTreeObject.prototype.makeAllDraggable=function(func){
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var z=document.getElementsByTagName("div");
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for (var i=0; i<z.length; i++)
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if (z[i].getAttribute("dragInDhtmlXTree"))
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this.makeDragable(z[i],func);
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}
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function dhx_dragSomethingInTree(){
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this.lWin=window;
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//this function creates a HTML object which will be used while drag-n-drop
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this._createDragNode=function(node){
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var dragSpan=document.createElement('div');
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dragSpan.style.position="absolute";
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dragSpan.innerHTML=(node.innerHTML||node.value);
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dragSpan.className="dragSpanDiv";
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return dragSpan;
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};
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//this function necessary for correct browser support
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//doesn't change anything in it
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this._preventNsDrag=function(e){
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(e||window.event).cancelBubble=true;
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if ((e)&&(e.preventDefault)) { e.preventDefault(); return false; }
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return false;
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}
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//this function contains a reaction on drop operation
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//the tree don't know what to do with custom item
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//so you must define this reaction
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this._nonTrivialNode=function(tree,item,bitem,source){
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if (this._customDrop) return this._customDrop(tree,source.img.id,item.id,bitem?bitem.id:null);
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var image=(source.img.getAttribute("image")||"");
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var id=source.img.id||"new";
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var text=(source.img.getAttribute("text")||(_isIE?source.img.innerText:source.img.textContent));
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tree[bitem?"insertNewNext":"insertNewItem"](bitem?bitem.id:item.id,id,text,"",image,image,image);
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}
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}
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//(c)dhtmlx ltd. www.dhtmlx.com
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