function() {
        var me = this;
        me.direction = Ext.String.toggle(me.direction, "ASC", "DESC");
        me.updateSortFunction();
    }
function() {
        var me = this;
        me.direction = Ext.String.toggle(me.direction, "ASC", "DESC");
        me.updateSortFunction();
    }
function ( ) { var me = this ; me . direction = Ext . String . toggle ( me . direction , "ASC" , "DESC" ) ; me . updateSortFunction ( ) ; }
Toggles the sorting direction for this sorter.
Toggles the sorting direction for this sorter .