/** 
 * @class Ext.ux.grid.filter.BooleanFilter
 * @extends Ext.ux.grid.filter.Filter
 * Boolean filters use unique radio group IDs (so you can have more than one!)
 * 
Example Usage:
 * 
    
var filters = new Ext.ux.grid.GridFilters({
    ...
    filters: [{
        // required configs
        type: 'boolean',
        dataIndex: 'visible'

        // optional configs
        defaultValue: null, // leave unselected (false selected by default)
        yesText: 'Yes',     // default
        noText: 'No'        // default
    }]
});
 * 
 */
Ext.ux.grid.filter.BooleanFilter = Ext.extend(Ext.ux.grid.filter.Filter, {
	
/**
	 * @cfg {Boolean} defaultValue
	 * Set this to null if you do not want either option to be checked by default. Defaults to false.
	 */
	defaultValue : false,
	
/**
	 * @cfg {String} yesText
	 * Defaults to 'Yes'.
	 */
	yesText : 'Yes',
	
/**
	 * @cfg {String} noText
	 * Defaults to 'No'.
	 */
	noText : 'No',

    /**  
     * @private
     * Template method that is to initialize the filter and install required menu items.
     */
    init : function (config) {
        var gId = Ext.id();
		this.options = [
			new Ext.menu.CheckItem({text: this.yesText, group: gId, checked: this.defaultValue === true}),
			new Ext.menu.CheckItem({text: this.noText, group: gId, checked: this.defaultValue === false})];
		
		this.menu.add(this.options[0], this.options[1]);
		
		for(var i=0; i/**
     * Template method that is to validate the provided Ext.data.Record
     * against the filters configuration.
     * @param {Ext.data.Record} record The record to validate
     * @return {Boolean} true if the record is valid within the bounds
     * of the filter, false otherwise.
     */
    validateRecord : function (record) {
		return record.get(this.dataIndex) == this.getValue();
	}
});