/*!
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* Ext JS Library 3.1.0
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* Copyright(c) 2006-2009 Ext JS, LLC
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* licensing@extjs.com
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* http://www.extjs.com/license
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*/
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/**
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* @class Ext.form.RadioGroup
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* @extends Ext.form.CheckboxGroup
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* A grouping container for {@link Ext.form.Radio} controls.
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* @constructor
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* Creates a new RadioGroup
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* @param {Object} config Configuration options
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* @xtype radiogroup
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*/
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Ext.form.RadioGroup = Ext.extend(Ext.form.CheckboxGroup, {
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/**
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* @cfg {Array} items An Array of {@link Ext.form.Radio Radio}s or Radio config objects
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* to arrange in the group.
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*/
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/**
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* @cfg {Boolean} allowBlank True to allow every item in the group to be blank (defaults to true).
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* If allowBlank = false and no items are selected at validation time, {@link @blankText} will
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* be used as the error text.
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*/
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allowBlank : true,
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/**
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* @cfg {String} blankText Error text to display if the {@link #allowBlank} validation fails
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* (defaults to 'You must select one item in this group')
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*/
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blankText : 'You must select one item in this group',
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// private
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defaultType : 'radio',
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// private
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groupCls : 'x-form-radio-group',
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/**
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* @event change
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* Fires when the state of a child radio changes.
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* @param {Ext.form.RadioGroup} this
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* @param {Ext.form.Radio} checked The checked radio
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*/
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/**
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* Gets the selected {@link Ext.form.Radio} in the group, if it exists.
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* @return {Ext.form.Radio} The selected radio.
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*/
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getValue : function(){
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var out = null;
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this.eachItem(function(item){
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if(item.checked){
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out = item;
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return false;
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}
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});
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return out;
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},
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/**
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* Sets the checked radio in the group.
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* @param {String/Ext.form.Radio} id The radio to check.
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* @param {Boolean} value The value to set the radio.
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* @return {Ext.form.RadioGroup} this
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*/
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onSetValue : function(id, value){
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if(arguments.length > 1){
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var f = this.getBox(id);
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if(f){
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f.setValue(value);
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if(f.checked){
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this.eachItem(function(item){
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if (item !== f){
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item.setValue(false);
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}
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});
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}
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}
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}else{
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this.setValueForItem(id);
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}
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},
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setValueForItem : function(val){
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val = String(val).split(',')[0];
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this.eachItem(function(item){
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item.setValue(val == item.inputValue);
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});
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},
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// private
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fireChecked : function(){
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if(!this.checkTask){
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this.checkTask = new Ext.util.DelayedTask(this.bufferChecked, this);
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}
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this.checkTask.delay(10);
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},
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// private
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bufferChecked : function(){
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var out = null;
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this.eachItem(function(item){
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if(item.checked){
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out = item;
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return false;
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}
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});
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this.fireEvent('change', this, out);
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},
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onDestroy : function(){
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if(this.checkTask){
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this.checkTask.cancel();
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this.checkTask = null;
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}
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Ext.form.RadioGroup.superclass.onDestroy.call(this);
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}
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});
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Ext.reg('radiogroup', Ext.form.RadioGroup);
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