# Copyright (c) 2007 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: After.pm,v 1.1 2007/07/02 18:19:47 nagler Exp $
package Bivio::UI::Widget::After;
use strict;
use Bivio::Base 'Bivio::UI::Widget::ControlBase';

our($VERSION) = sprintf('%d.%02d', q$Revision: 1.1 $ =~ /\d+/g);

sub initialize {
    my($self) = shift;
    $self->initialize_attr('value');
    $self->initialize_attr('value_after');
    return $self->SUPER::initialize(@_);
}

sub control_on_render {
    my($self, $source, $buffer) = @_;
    my($before) = length($$buffer);
    $self->render_attr('value', $source, $buffer);
    $self->render_attr('value_after', $source, $buffer)
	if $before < length($$buffer);
    return;
}

sub internal_new_args {
    my(undef, $value, $value_after, $attributes) = @_;
    return '"value" attribute must be defined'
	unless defined($value);
    return '"value_after" attribute must be defined'
	unless defined($value_after);
    return {
	value => $value,
	value_after => $value_after,
	($attributes ? %$attributes : ()),
    };
}

1;