Ext.grid.GridDragZone=function(b,a){this.view=b.getView();Ext.grid.GridDragZone.superclass.constructor.call(this,this.view.mainBody.dom,a);if(this.view.lockedBody){this.setHandleElId(Ext.id(this.view.mainBody.dom));this.setOuterHandleElId(Ext.id(this.view.lockedBody.dom))}this.scroll=false;this.grid=b;this.ddel=document.createElement("div");this.ddel.className="x-grid-dd-wrap"};Ext.extend(Ext.grid.GridDragZone,Ext.dd.DragZone,{ddGroup:"GridDD",getDragData:function(b){var a=Ext.lib.Event.getTarget(b);var d=this.view.findRowIndex(a);if(d!==false){var c=this.grid.selModel;if(!c.isSelected(d)||b.hasModifier()){c.handleMouseDown(this.grid,d,b)}return{grid:this.grid,ddel:this.ddel,rowIndex:d,selections:c.getSelections()}}return false},onInitDrag:function(b){var a=this.dragData;this.ddel.innerHTML=this.grid.getDragDropText();this.proxy.update(this.ddel)},afterRepair:function(){this.dragging=false},getRepairXY:function(b,a){return false},onEndDrag:function(a,b){},onValidDrop:function(a,b,c){this.hideProxy()},beforeInvalidDrop:function(a,b){}});