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| Current File : //usr/share/perl5/Debconf/FrontEnd/ScreenSize.pm |
#!/usr/bin/perl -w
# This file was preprocessed, do not edit!
package Debconf::FrontEnd::ScreenSize;
use strict;
use Debconf::Gettext;
use base qw(Debconf::FrontEnd);
sub init {
my $this=shift;
$this->SUPER::init(@_);
$this->resize; # Get current screen size.
$SIG{WINCH}=sub {
if (defined $this) {
$this->resize;
}
};
}
sub resize {
my $this=shift;
if (exists $ENV{LINES}) {
$this->screenheight($ENV{'LINES'});
$this->screenheight_guessed(0);
}
else {
my ($rows)=`stty -a 2>/dev/null` =~ m/rows (\d+)/s;
if ($rows) {
$this->screenheight($rows);
$this->screenheight_guessed(0);
}
else {
$this->screenheight(25);
$this->screenheight_guessed(1);
}
}
if (exists $ENV{COLUMNS}) {
$this->screenwidth($ENV{'COLUMNS'});
}
else {
my ($cols)=`stty -a 2>/dev/null` =~ m/columns (\d+)/s;
$this->screenwidth($cols || 80);
}
}
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