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#!/usr/bin/perl -w
=head1 NAME
Debconf::Element::Teletype::Progress - Progress bar in a terminal
=cut
package Debconf::Element::Teletype::Progress;
use strict;
use base qw(Debconf::Element);
=head1 DESCRIPTION
This is an element that can display a progress bar on any terminal. It won't
look particularly good, but it will work.
=cut
sub start {
my $this=shift;
$this->frontend->title($this->question->description);
$this->frontend->display('');
$this->last(0);
}
sub set {
my $this=shift;
my $value=shift;
$this->progress_cur($value);
use integer;
my $new = ($this->progress_cur() - $this->progress_min()) * 100 / ($this->progress_max() - $this->progress_min());
$this->last(0) if $new < $this->last;
# prevent verbose output
return if $new / 10 == $this->last / 10;
$this->last($new);
$this->frontend->display("..$new%");
}
sub info {
}
sub stop {
my $this=shift;
$this->frontend->display("\n");
$this->frontend->title($this->frontend->requested_title);
}
1;
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