/*! * Ext JS Library 3.4.0 * Copyright(c) 2006-2011 Sencha Inc. * licensing@sencha.com * http://www.sencha.com/license */ /** * @class Ext.grid.RowNumberer * This is a utility class that can be passed into a {@link Ext.grid.ColumnModel} as a column config that provides * an automatic row numbering column. *
Usage:

 // This is a typical column config with the first column providing row numbers
 var colModel = new Ext.grid.ColumnModel([
    new Ext.grid.RowNumberer(),
    {header: "Name", width: 80, sortable: true},
    {header: "Code", width: 50, sortable: true},
    {header: "Description", width: 200, sortable: true}
 ]);
 
* @constructor * @param {Object} config The configuration options */ Ext.grid.RowNumberer = Ext.extend(Object, { /** * @cfg {String} header Any valid text or HTML fragment to display in the header cell for the row * number column (defaults to ''). */ header: "", /** * @cfg {Number} width The default width in pixels of the row number column (defaults to 23). */ width: 23, /** * @cfg {Boolean} sortable True if the row number column is sortable (defaults to false). * @hide */ sortable: false, constructor : function(config){ Ext.apply(this, config); if(this.rowspan){ this.renderer = this.renderer.createDelegate(this); } }, // private fixed:true, hideable: false, menuDisabled:true, dataIndex: '', id: 'numberer', rowspan: undefined, // private renderer : function(v, p, record, rowIndex){ if(this.rowspan){ p.cellAttr = 'rowspan="'+this.rowspan+'"'; } return rowIndex+1; } });