Radio.js
资源名称:ext-3.0.0.zip [点击查看]
上传用户:shuoshiled
上传日期:2018-01-28
资源大小:10124k
文件大小:2k
源码类别:
中间件编程
开发平台:
JavaScript
- /*!
- * Ext JS Library 3.0.0
- * Copyright(c) 2006-2009 Ext JS, LLC
- * licensing@extjs.com
- * http://www.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
- * @xtype radio
- */
- 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 els = this.getCheckEl().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.
- * @return {Ext.form.Field} this
- */
- setValue : function(v){
- if (typeof v == 'boolean') {
- Ext.form.Radio.superclass.setValue.call(this, v);
- } else {
- var r = this.getCheckEl().child('input[name=' + this.el.dom.name + '][value=' + v + ']', true);
- if(r){
- Ext.getCmp(r.id).setValue(true);
- }
- }
- return this;
- },
- // private
- getCheckEl: function(){
- if(this.inGroup){
- return this.el.up('.x-form-radio-group')
- }
- return this.el.up('form') || Ext.getBody();
- }
- });
- Ext.reg('radio', Ext.form.Radio);