webgui/lib/WebGUI/Form/SelectList.pm
2009-02-20 23:47:30 +00:00

142 lines
3.4 KiB
Perl

package WebGUI::Form::SelectList;
=head1 LEGAL
-------------------------------------------------------------------
WebGUI is Copyright 2001-2009 Plain Black Corporation.
-------------------------------------------------------------------
Please read the legal notices (docs/legal.txt) and the license
(docs/license.txt) that came with this distribution before using
this software.
-------------------------------------------------------------------
http://www.plainblack.com info@plainblack.com
-------------------------------------------------------------------
=cut
use strict;
use base 'WebGUI::Form::List';
use WebGUI::International;
=head1 NAME
Package WebGUI::Form::SelectList
=head1 DESCRIPTION
Creates a select list, aka dropdown list form control with multiple select.
=head1 SEE ALSO
This is a subclass of WebGUI::Form::List.
=head1 METHODS
The following methods are specifically available from this class. Check the superclass for additional methods.
=cut
#-------------------------------------------------------------------
=head2 definition ( [ additionalTerms ] )
See the super class for additional details.
=head3 additionalTerms
The following additional parameters have been added via this sub class.
=head4 size
The number of characters tall this list should be. Defaults to '5'.
=head4 multiple
A boolean indicating whether the user can select multiple items from this list like a checkList. Defaults to "1".
=cut
sub definition {
my $class = shift;
my $session = shift;
my $definition = shift || [];
push(@{$definition}, {
multiple=>{
defaultValue=>1
},
size=>{
defaultValue=>5
},
});
return $class->SUPER::definition($session, $definition);
}
#-------------------------------------------------------------------
=head2 getName ( session )
Returns the human readable name of this control.
=cut
sub getName {
my ($self, $session) = @_;
return WebGUI::International->new($session, 'WebGUI')->get('484');
}
#-------------------------------------------------------------------
=head2 isDynamicCompatible ( )
A class method that returns a boolean indicating whether this control is compatible with the DynamicField control.
=cut
sub isDynamicCompatible {
return 1;
}
#-------------------------------------------------------------------
=head2 isInRequest ( )
=cut
sub isInRequest {
my $self = shift;
my $form = $self->session->form;
return $form->hasParam($self->privateName('isIn'));
}
#-------------------------------------------------------------------
=head2 toHtml ( )
Renders a select list form control.
=cut
sub toHtml {
my $self = shift;
my $session = $self->session;
my $multiple = $self->get("multiple") ? ' multiple="multiple"' : '';
my $output = '<select name="'.($self->get("name")||'').'" size="'.($self->get("size")||'').'" id="'.($self->get('id')||'').'" '.($self->get("extras")||'').$multiple.'>';
my $options = $self->getOptions;
my @values = $self->getOriginalValue();
foreach my $key (keys %{$options}) {
$output .= '<option value="'.$key.'"';
foreach my $item (@values) {
if ($item eq $key) {
$output .= ' selected="selected"';
}
}
$output .= '>'.$options->{$key}.'</option>';
}
$output .= '</select>'."\n";
$output .= WebGUI::Form::Hidden($session, { name => $self->privateName('isIn'), value => 1, });
return $output;
}
1;