www.gusucode.com > 一个基于extjs的强大聊天插件源码程序 > 一个基于extjs的强大聊天插件/extjame/ext-jame/js/ext2/source/widgets/form/Radio.js
/* * Ext JS Library 2.0.2 * Copyright(c) 2006-2008, Ext JS, LLC. * licensing@extjs.com * * http://extjs.com/license */ /** * @class Ext.form.Radio * @extends Ext.form.Checkbox * Single radio field. Same as Checkbox, but provided as a convenience for automatically setting the input type. * Radio grouping is handled automatically by the browser if you give each radio in a group the same name. * @constructor * Creates a new Radio * @param {Object} config Configuration options */ Ext.form.Radio = Ext.extend(Ext.form.Checkbox, { inputType: 'radio', /** * Overridden and disabled. The editor element does not support standard valid/invalid marking. @hide * @method */ markInvalid : Ext.emptyFn, /** * Overridden and disabled. The editor element does not support standard valid/invalid marking. @hide * @method */ clearInvalid : Ext.emptyFn, /** * If this radio is part of a group, it will return the selected value * @return {String} */ getGroupValue : function(){ var p = this.el.up('form') || Ext.getBody(); var c = p.child('input[name='+this.el.dom.name+']:checked', true); return c ? c.value : null; }, // private onClick : function(){ if(this.el.dom.checked != this.checked){ var p = this.el.up('form') || Ext.getBody(); var els = p.select('input[name='+this.el.dom.name+']'); els.each(function(el){ if(el.dom.id == this.id){ this.setValue(true); }else{ Ext.getCmp(el.dom.id).setValue(false); } }, this); } }, /** * Sets either the checked/unchecked status of this Radio, or, if a string value * is passed, checks a sibling Radio of the same name whose value is the value specified. * @param value {String/Boolean} Checked value, or the value of the sibling radio button to check. */ setValue : function(v){ if (typeof v == 'boolean') { Ext.form.Radio.superclass.setValue.call(this, v); } else { var r = this.el.up('form').child('input[name='+this.el.dom.name+'][value='+v+']', true); if (r){ r.checked = true; }; } } }); Ext.reg('radio', Ext.form.Radio);