function (item, checked) {
        var value = [];
        this.items.each(function(item){
            if (item.checked) {
                value.push(item.value);
            }
        });
        this.selected = value;

        this.fireEvent('checkchange', item, checked);
    }
function (item, checked) {
        var value = [];
        this.items.each(function(item){
            if (item.checked) {
                value.push(item.value);
            }
        });
        this.selected = value;

        this.fireEvent('checkchange', item, checked);
    }
function ( item , checked ) { var value = [ ] ; this . items . each ( function ( item ) { if ( item . checked ) { value . push ( item . value ) ; } } ) ; this . selected = value ; this . fireEvent ( 'checkchange' , item , checked ) ; }
Handler for the 'checkchange' event from an check item in this menu
@param {Object} item Ext.menu.CheckItem
@param {Object} checked The checked value that was set
Handler for the checkchange event from an check item in this menu