# Copyright (c) 1999-2008 bivio Software, Inc.  All Rights Reserved.
#
# Visit http://www.bivio.biz for more info.
# 
# This library is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation; either version 2.1 of the
# License, or (at your option) any later version.
# 
# This library is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
# 
# You should have received a copy of the GNU Lesser General Public
# License along with this library;  If not, you may get a copy from:
# http://www.opensource.org/licenses/lgpl-license.html
# 
# $Id: DateField.pm,v 2.10 2010/12/03 22:27:13 moeller Exp $
package Bivio::UI::HTML::Widget::DateField;
use strict;
use Bivio::Base 'HTMLWidget.InputTextBase';

our($VERSION) = sprintf('%d.%02d', q$Revision: 2.10 $ =~ /\d+/g);
my($_D) = b_use('Type.Date');

sub internal_input_base_render_attrs {
    my($self, $form, $field, $source, $buffer) = @_;
    shift->SUPER::internal_input_base_render_attrs(@_);
    my($v) = $form->in_error
	? $form->get_field_as_html($field)
	: $_D->to_html($form->get($field)
	    || ($self->render_simple_attr('allow_undef', $source)
		? undef
		: $_D->local_today));
    $$buffer .= qq{ value="$v"};
    return;
}

sub initialize {
    my($self, $source) = @_;
    my($f) = $self->initialize_attr('field', undef, $source);
    $self->initialize_attr(size => $_D->get_width, $source);
    $self->initialize_attr(max_width => $_D->get_width, $source);
    $self->initialize_attr(allow_undef => sub {
        return b_use('HTMLWidget.Form')
            ->form_model_for_initialize($self, $source)
            ->get_field_constraint($f)->eq_none;
    }, $source);
    return shift->SUPER::initialize(@_);
}

sub internal_attributes {
    return [@{shift->SUPER::internal_attributes(@_)}, 'allow_undef'];
}

1;