columnsplitdd-min.js

来自「ext-2.3.0」· JavaScript 代码 · 共 10 行

/*
 * Ext JS Library 2.3.0
 * Copyright(c) 2006-2009, Ext JS, LLC.
 * [e-mail]
 * 
 * http://extjs.com/license
 */


Ext.grid.SplitDragZone=function(grid,hd,hd2){this.grid=grid;this.view=grid.getView();this.proxy=this.view.resizeProxy;Ext.grid.SplitDragZone.superclass.constructor.call(this,hd,"gridSplitters"+this.grid.getGridEl().id,{dragElId:Ext.id(this.proxy.dom),resizeFrame:false});this.setHandleElId(Ext.id(hd));this.setOuterHandleElId(Ext.id(hd2));this.scroll=false;};Ext.extend(Ext.grid.SplitDragZone,Ext.dd.DDProxy,{fly:Ext.Element.fly,b4StartDrag:function(x,y){this.view.headersDisabled=true;this.proxy.setHeight(this.view.mainWrap.getHeight());var w=this.cm.getColumnWidth(this.cellIndex);var minw=Math.max(w-this.grid.minColumnWidth,0);this.resetConstraints();this.setXConstraint(minw,1000);this.setYConstraint(0,0);this.minX=x-minw;this.maxX=x+1000;this.startPos=x;Ext.dd.DDProxy.prototype.b4StartDrag.call(this,x,y);},handleMouseDown:function(e){ev=Ext.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)){Ext.grid.SplitDragZone.superclass.handleMouseDown.apply(this,arguments);}}},endDrag:function(e){this.view.headersDisabled=false;var endX=Math.max(this.minX,Ext.lib.Event.getPageX(e));var diff=endX-this.startPos;this.view.onColumnSplitterMoved(this.cellIndex,this.cm.getColumnWidth(this.cellIndex)+diff);},autoOffset:function(){this.setDelta(0,0);}});