function(picker, value) {
        var me = this,
            oldValue = me.getValue();

        me.setValue(value);
        me.fireEvent('select', me, value);
        me.onChange(me, value, oldValue);
    }
function(picker, value) {
        var me = this,
            oldValue = me.getValue();

        me.setValue(value);
        me.fireEvent('select', me, value);
        me.onChange(me, value, oldValue);
    }
function ( picker , value ) { var me = this , oldValue = me . getValue ( ) ; me . setValue ( value ) ; me . fireEvent ( 'select' , me , value ) ; me . onChange ( me , value , oldValue ) ; }
Called when the picker changes its value.
@param {Ext.picker.Date} picker The date picker.
@param {Object} value The new value from the date picker.
@private
Called when the picker changes its value .