#
# Copyright (c) 1997-2002 The Protein Laboratory, University of Copenhagen
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $Id$
#
=pod
=head1 NAME
examples/launch.pl - A Prima example launcher
=head1 FEATURES
Uses to execute several Prima examples in one task space.
Many examples inflict the view af a user-selected widget, but
lack existence of the appropriate one. The launcher helps
such experiments. See cv.pl or fontdlg.pl in particular.
=cut
use strict;
use warnings;
use Prima;
use Prima::Classes;
use Prima::StdDlg;
my $dlg;
my $closeAction = 0;
my $myApp;
package MyOpenDialog;
use vars qw( @ISA);
@ISA = qw( Prima::OpenDialog);
sub ok
{
Launcher::launch( $_[0]-> Name-> text);
}
package MyApp;
use vars qw( @ISA);
@ISA = qw( Prima::Application);
sub close
{
$_[0]-> SUPER::close if $closeAction;
}
sub destroy
{
$_[0]-> SUPER::destroy if $closeAction;
}
package Generic;
sub start {
$myApp = $::application = MyApp-> create( name => "Launcher");
$dlg = MyOpenDialog-> create(
name => 'Launcher',
filter => [
['Scripts' => '*.pl'],
['All files' => '*'],
],
onEndModal => sub {
$closeAction++;
$::application-> close;
$closeAction--;
},
);
my $cl = $dlg-> Cancel;
$cl-> text('Close');
$cl-> set(
onClick => sub {
$closeAction++;
$dlg-> cancel;
$closeAction--;
},
);
$dlg-> execute_shared;
}
package Prima::Application;
sub create
{
my $x = shift;
return $myApp ? $myApp : $x-> SUPER::create( @_);
}
package Launcher;
sub launch
{
my $pgm = $_[0];
my $ok;
my $app = $::application;
{
my $package = $pgm;
$package =~ s{^.*[\\/]([^\\/]+)\..*$}{$1};
print "require '$pgm' != 1 || run $package;";
$ok = eval( "require '$pgm' != 1 || run $package; 1;");
}
$::application = $app;
print $@ unless $ok;
}
Generic::start;
run Prima;