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package Tk::CmdLine;
require Tk;
use strict;
*motif = \$Tk::strictMotif;
use vars qw($VERSION);
$VERSION = '3.011'; # $Id: //depot/Tk8/Tk/CmdLine.pm#11$
use vars qw($synchronous %switch $iconic %options %methods $Name @command %config);
$synchronous = 0;
$iconic = 0;
BEGIN
{
$Name = 'pTk';
$Name = $1 if ($0 =~ m#(?:^|[/\\])([\w-]+)(?:\.\w+)?$#); # untainted now
$Name = 'pTk' if $Name eq '-e';
$config{'-name'} = $Name;
}
@command = ();
%options = ();
sub arg
{
my $flag = shift;
die("Usage: $Name ... $flag <argument> ...\n") unless (@ARGV);
return shift(@ARGV);
}
sub variable
{
no strict 'refs';
my ($flag, $name) = @_;
my $val = arg($flag);
push(@command, $flag => $val );
${$name} = $val;
}
sub config
{
my ($flag, $name) = @_;
my $val = arg($flag);
push(@command, $flag => $val );
$config{"-$name"} = $val;
}
sub flag
{
no strict 'refs';
my ($flag, $name) = @_;
push(@command, $flag );
${$name} = 1;
}
sub option
{
my ($flag,$name) = @_;
my $val = arg($flag);
push(@command, $flag => $val );
$options{"*$name"} = $val;
}
sub method
{
my ($flag,$name) = @_;
my $val = arg($flag);
push(@command, $flag => $val );
$methods{$name} = $val;
}
sub resource
{
my ($flag,$name) = @_;
my $val = arg($flag);
push(@command, $flag => $val );
($name,$val) = $val =~ /^([^:\s]+)*\s*:\s*(.*)$/;
$options{$name} = $val;
}
%switch = ( synchronous => \&flag,
screen => \&config,
borderwidth => \&config,
class => \&config,
geometry => \&method,
iconposition => \&method,
name => \&config,
motif => \&flag,
background => \&option,
foreground => \&option,
font => \&option,
title => \&config,
iconic => \&flag,
'reverse' => \&flag,
xrm => \&resource,
bg => 'background',
bw => 'borderwidth',
fg => 'foreground',
fn => 'font',
rv => 'reverse',
display => 'screen',
);
# -bd color, -bordercolor color
# -selectionTimeout
# -xnllanguage language[_territory][.codeset]
sub process
{
my ($class) = @_;
while (@ARGV && $ARGV[0] =~ /^-(\w+)$/)
{
my $sw = $1;
my $kind = $switch{$sw};
last unless defined $kind;
$kind = $switch{$sw = $kind} unless ref $kind;
&$kind(shift(@ARGV),$sw);
}
}
sub CreateArgs
{
process();
$config{'-class'} = "\u$config{'-name'}" unless exists $config{'-class'};
return \%config;
}
sub Tk::MainWindow::apply_command_line
{
my $mw = shift;
my $key;
foreach $key (keys %options)
{
$mw->optionAdd($key => $options{$key},'interactive');
}
foreach $key (keys %methods)
{
$mw->$key($methods{$key});
}
if (delete $methods{'geometry'})
{
$mw->positionfrom('user');
$mw->sizefrom('user');
}
$mw->Synchronize if $synchronous;
if ($iconic)
{
$mw->iconify;
undef $iconic;
}
#
# Both these are needed to reliably save state
# but 'hostname' is tricky to do portably.
# $mw->client(hostname());
# $mw->protocol('WM_SAVE_YOURSELF' => ['WMSaveYourself',$mw]);
$mw->command([$Name,@command]);
}
1;
__END__
=cut
|
