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#!/usr/bin/perl -w
=head1 NAME
Debconf::Element::Dialog::Boolean - Yes/No dialog box
=cut
package Debconf::Element::Dialog::Boolean;
use strict;
use base qw(Debconf::Element);
=head1 DESCRIPTION
This is an input element that can display a dialog box with Yes and No buttons
on it.
=cut
sub show {
my $this=shift;
my @params=('--yesno');
push @params, $this->frontend->dashsep if $this->frontend->dashsep;
# Note 1 is passed in, because we can squeeze on one more line
# in a yesno dialog than in other types.
push @params, $this->frontend->makeprompt($this->question, 1);
if (defined $this->question->value && $this->question->value eq 'false') {
# Put it at the start of the option list,
# where dialog likes it.
unshift @params, '--defaultno';
}
my ($ret, $value)=$this->frontend->showdialog($this->question, @params);
if (defined $ret) {
$this->value($ret eq 0 ? 'true' : 'false');
}
else {
my $default='';
$default=$this->question->value
if defined $this->question->value;
$this->value($default);
}
}
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