text: /**
   * Pimcore
   *
   * LICENSE
   *
   * This source file is subject to the new BSD license that is bundled
   * with this package in the file LICENSE.txt.
   * It is also available through the world-wide-web at this URL:
   * http://www.pimcore.org/license
   *
   * @copyright  Copyright (c) 2009-2013 pimcore GmbH (http://www.pimcore.org)
   * @license    http://www.pimcore.org/license     New BSD License
   */
  
  pimcore.registerNS("pimcore.document.edit.dnd");
  pimcore.document.edit.dnd = Class.create({
  
      dndManager: null,
  
      globalDropZone: null,
  
      initialize: function(parentExt, body, iframeElement) {
  
          this.dndManager = parentExt.dd.DragDropMgr;
          var iFrameElement = parent.Ext.get('document_iframe_' + window.editWindow.document.id);
          
          parentExt.EventManager.on(body, 'mousemove', this.ddMouseMove.bind(this));
          parentExt.EventManager.on(body, 'mouseup', this.ddMouseUp.bind(this));
  
          this.globalDropZone = new parent.Ext.dd.DropZone(iframeElement, {
              ddGroup: "element",
              validElements: [],
  
              getTargetFromEvent: function(e) {
                  var element = null;
                  var elLength = this.validElements.length;
  
                  for (var i = 0; i < elLength; i++) {
                      element = this.validElements[i];
                      if (element["el"].dndOver) {
                          if(element["drop"]) {
                              this.onNodeDrop = element["drop"];
                          }
                          if(element["over"]) {
                              this.onNodeOver = element["over"];
                          }
                          return element["el"];
                      }
                  }
              }
          });
          
          window.setInterval(this.setIframeOffset.bind(this),1000);
          this.setIframeOffset();
      },
  
      addDropTarget: function (el, overCallback, dropCallback) {
  
          el.on("mouseover", function (e) {
              this.dndOver = true;
          }.bind(el));
          el.on("mouseout", function (e) {
              this.dndOver = false;
          }.bind(el));
  
          el.dndOver = false;
  
          this.globalDropZone.validElements.push({
              el: el,
              over: overCallback,
              drop: dropCallback
          });
      },
  
      ddMouseMove: function (e) {
          // update the xy of the event if necessary
          this.setDDPos(e);
          // *** Note that the 'this' scope is the drag drop manager
          this.dndManager.handleMouseMove(e);
      },
  
      ddMouseUp : function (e) {
          // update the xy of the event if necessary
          this.setDDPos(e);
          // *** Note that the 'this' scope is the drag drop manager
          this.dndManager.handleMouseUp(e);
      },
  
  
      setDDPos: function (e) {
  
          var scrollTop = 0;
          var scrollLeft = 0;
  
          var doc = (window.contentDocument || window.document);
          scrollTop = doc.documentElement.scrollTop || doc.body.scrollTop;
          scrollLeft = doc.documentElement.scrollLeft || doc.body.scrollLeft;
  
          e.xy = [e.xy[0] + this.iframeOffset[0] - scrollLeft, e.xy[1] + this.iframeOffset[1] - scrollTop];
      },
      
      setIframeOffset: function () {
          try {
              this.iframeOffset = parent.Ext.get('document_iframe_'
                                                      + window.editWindow.document.id).getOffsetsTo(parent.Ext.getBody());
          } catch (e) {
              
          }
      }
  
  });
  