+++ /dev/null
-<html>
-<head>
- <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
- <title>The source code</title>
- <link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />
- <script type="text/javascript" src="../resources/prettify/prettify.js"></script>
-</head>
-<body onload="prettyPrint();">
- <pre class="prettyprint lang-js">/*!
- * Ext JS Library 3.2.1
- * Copyright(c) 2006-2010 Ext JS, Inc.
- * licensing@extjs.com
- * http://www.extjs.com/license
- */
-<div id="cls-Ext.list.ColumnResizer"></div>/**
- * @class Ext.list.ColumnResizer
- * @extends Ext.util.Observable
- * <p>Supporting Class for Ext.list.ListView</p>
- * @constructor
- * @param {Object} config
- */
-Ext.list.ColumnResizer = Ext.extend(Ext.util.Observable, {
- <div id="cfg-Ext.list.ColumnResizer-minPct"></div>/**
- * @cfg {Number} minPct The minimum percentage to allot for any column (defaults to <tt>.05</tt>)
- */
- minPct: .05,
-
- constructor: function(config){
- Ext.apply(this, config);
- Ext.list.ColumnResizer.superclass.constructor.call(this);
- },
- init : function(listView){
- this.view = listView;
- listView.on('render', this.initEvents, this);
- },
-
- initEvents : function(view){
- view.mon(view.innerHd, 'mousemove', this.handleHdMove, this);
- this.tracker = new Ext.dd.DragTracker({
- onBeforeStart: this.onBeforeStart.createDelegate(this),
- onStart: this.onStart.createDelegate(this),
- onDrag: this.onDrag.createDelegate(this),
- onEnd: this.onEnd.createDelegate(this),
- tolerance: 3,
- autoStart: 300
- });
- this.tracker.initEl(view.innerHd);
- view.on('beforedestroy', this.tracker.destroy, this.tracker);
- },
-
- handleHdMove : function(e, t){
- var hw = 5,
- x = e.getPageX(),
- hd = e.getTarget('em', 3, true);
- if(hd){
- var r = hd.getRegion(),
- ss = hd.dom.style,
- pn = hd.dom.parentNode;
-
- if(x - r.left <= hw && pn != pn.parentNode.firstChild){
- this.activeHd = Ext.get(pn.previousSibling.firstChild);
- ss.cursor = Ext.isWebKit ? 'e-resize' : 'col-resize';
- } else if(r.right - x <= hw && pn != pn.parentNode.lastChild.previousSibling){
- this.activeHd = hd;
- ss.cursor = Ext.isWebKit ? 'w-resize' : 'col-resize';
- } else{
- delete this.activeHd;
- ss.cursor = '';
- }
- }
- },
-
- onBeforeStart : function(e){
- this.dragHd = this.activeHd;
- return !!this.dragHd;
- },
-
- onStart: function(e){
- this.view.disableHeaders = true;
- this.proxy = this.view.el.createChild({cls:'x-list-resizer'});
- this.proxy.setHeight(this.view.el.getHeight());
-
- var x = this.tracker.getXY()[0],
- w = this.view.innerHd.getWidth();
-
- this.hdX = this.dragHd.getX();
- this.hdIndex = this.view.findHeaderIndex(this.dragHd);
-
- this.proxy.setX(this.hdX);
- this.proxy.setWidth(x-this.hdX);
-
- this.minWidth = w*this.minPct;
- this.maxWidth = w - (this.minWidth*(this.view.columns.length-1-this.hdIndex));
- },
-
- onDrag: function(e){
- var cursorX = this.tracker.getXY()[0];
- this.proxy.setWidth((cursorX-this.hdX).constrain(this.minWidth, this.maxWidth));
- },
-
- onEnd: function(e){
- /* calculate desired width by measuring proxy and then remove it */
- var nw = this.proxy.getWidth();
- this.proxy.remove();
-
- var index = this.hdIndex,
- vw = this.view,
- cs = vw.columns,
- len = cs.length,
- w = this.view.innerHd.getWidth(),
- minPct = this.minPct * 100,
- pct = Math.ceil((nw * vw.maxWidth) / w),
- diff = (cs[index].width * 100) - pct,
- eachItem = Math.floor(diff / (len-1-index)),
- mod = diff - (eachItem * (len-1-index));
-
- for(var i = index+1; i < len; i++){
- var cw = (cs[i].width * 100) + eachItem,
- ncw = Math.max(minPct, cw);
- if(cw != ncw){
- mod += cw - ncw;
- }
- cs[i].width = ncw / 100;
- }
- cs[index].width = pct / 100;
- cs[index+1].width += (mod / 100);
- delete this.dragHd;
- vw.setHdWidths();
- vw.refresh();
- setTimeout(function(){
- vw.disableHeaders = false;
- }, 100);
- }
-});
-
-// Backwards compatibility alias
-Ext.ListView.ColumnResizer = Ext.list.ColumnResizer;</pre>
-</body>
-</html>
\ No newline at end of file
git.ithinksw.org / extjs.git / blobdiff