// Roo/grid/SplitDragZone.js
Roo.grid.SplitDragZone=function(A,hd,B){this.grid=A;this.view=A.getView();this.proxy=this.view.resizeProxy;Roo.grid.SplitDragZone.superclass.constructor.call(this,hd,"gridSplitters"+this.grid.getGridEl().id,{dragElId:Roo.id(this.proxy.dom),resizeFrame:false}
);this.setHandleElId(Roo.id(hd));if(B!==false){this.setOuterHandleElId(Roo.id(B));}this.scroll=false;};Roo.extend(Roo.grid.SplitDragZone,Roo.dd.DDProxy,{fly:Roo.Element.fly,b4StartDrag:function(x,y){this.view.headersDisabled=true;var h=this.view.mainWrap?this.view.mainWrap.getHeight():(this.view.headEl.getHeight()+this.view.bodyEl.getHeight());
-this.proxy.setHeight(h);var w=this.cm.getColumnWidth(this.cellIndex);if(!this.view.mainWrap){w=this.view.getHeaderIndex(this.celIndex).getWidth();}var A=Math.max(w-this.grid.minColumnWidth,0);this.resetConstraints();this.setXConstraint(A,1000);this.setYConstraint(0,0);
+this.proxy.setHeight(h);var w=this.cm.getColumnWidth(this.cellIndex);if(!this.view.mainWrap){w=this.view.getHeaderIndex(this.cellIndex).getWidth();}var A=Math.max(w-this.grid.minColumnWidth,0);this.resetConstraints();this.setXConstraint(A,1000);this.setYConstraint(0,0);
this.minX=x-A;this.maxX=x+1000;this.startPos=x;if(!this.view.mainWrap){this.getDragEl().style.display='block';}Roo.dd.DDProxy.prototype.b4StartDrag.call(this,x,y);},handleMouseDown:function(e){ev=Roo.EventObject.setEvent(e);var t=this.fly(ev.getTarget());
if(t.hasClass("x-grid-split")){this.cellIndex=this.view.getCellIndex(t.dom);this.split=t.dom;this.cm=this.grid.colModel;if(this.cm.isResizable(this.cellIndex)&&!this.cm.isFixed(this.cellIndex)){Roo.grid.SplitDragZone.superclass.handleMouseDown.apply(this,arguments);
}}},endDrag:function(e){this.view.headersDisabled=false;var A=Math.max(this.minX,Roo.lib.Event.getPageX(e));var B=A-this.startPos;this.view.onColumnSplitterMoved(this.cellIndex,this.cm.getColumnWidth(this.cellIndex)+B);},autoOffset:function(){this.setDelta(0,0);