package MTools::Widget::MBouton;
#	This program is free software; you can redistribute it and/or
#	modify it under the terms of the GNU LGPL Libray General Public License
#	as published by the Free Software Foundation; either version 2
#	of the License, or (at your option) any later version.
#
#	This program is distributed in the hope that it will be useful,
#	but WITHOUT ANY WARRANTY; without even the implied warranty of
#	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#	GNU Library General Public License for more details.
#
#	You should have received a copy of the GNU Library General Public License
#	along with this program; if not, write to the Free Software
#	Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA,
#	or refer to http://www.gnu.org/copyleft/lgpl.html
#
##################################################################

use strict;
use MTools;
use MTools::GUI::MGroup;
use MTools::MSwitch;
use MTools::MState;
use MTools::MTimer;

use vars qw /@ISA/;

BEGIN 
{
	@ISA = qw /MTools::GUI::MGroup/;
}

sub new {
	my ($class, %options) = @_;
	my $self = new MTools::GUI::MGroup ($options {parent});
	
	bless $self, $class;

	my $on = minstance ($options {g_on}, $self);
	my $off = minstance ($options {g_off}, $self);
	my $over = defined $options {g_over} ? minstance ($options {g_over}, $self) : $on;
	my $eventOn = defined $options {e_press} ? $options {e_press} : 'PRESS';
	my $eventOff = defined $options {e_release} ? $options {e_release} : 'RELEASED';
	my $cb = $options {call} if (defined $options {call});
	
	
	$self -> recordEvent ('MAINTAIN_DOWN');
	$self -> recordEvent ('PRESS');
	$self -> recordEvent ('RELEASE');
	$self -> mconfigure (-atomic => 1);
	
	my @gon;
	push (@gon, $on);
	my @goff;
	push (@goff, $off);
	my @gover;
	push (@gover, $over);
	
	if (defined $options {g_text})
	{
		$self -> recordProperty ('text', $options {text});
		my $txt = minstance ($options {g_text}, $self);
		push (@gon, $txt);
		push (@goff, $txt);
		push (@gover, $txt);
		plink ([$self, 'text'], [$txt, '-text']);
	}
	
	$self -> {gp_over} = new MTools::GUI::MGroup ($self);
	push (@gon, $self -> {gp_over});
	push (@goff, $self -> {gp_over});
	push (@gover, $self -> {gp_over});

	my $timer = new MTools::MTimer (5, 1);	
	my @gon_tmp = @gon;
	push (@gon_tmp, $timer);
		
	my $sw = new MTools::MSwitch (
		$self,
		'up' => \@gon,
		'up_tmp' => \@gon_tmp,
		'down' => \@goff,
		'over' => \@gover,
		'maintain_down' => \@goff,
	);

	my $st = new MTools::MState (
		current_state => 'up',
		events => {
			press => [$self, '<Button-1>'],
			force_press => [$self, 'PRESS'],
			maintain => [$self, 'MAINTAIN_DOWN'],
			release => [$self, '<ButtonRelease-1>'],
			force_release => [$self, 'RELEASE'],
			enter => [$self, '<Enter>'],
			leave => [$self, '<Leave>'],
			timeout => [$timer, 'TIME_OUT']
		},
		transitions => {
			'up' => {
				'press' => {
					to => 'down',
					notify => $eventOn,
				},
				'force_press' => {
					to => 'down',
					notify => $eventOn,
				},
				'enter' => {
					to => 'over',
				},
			},
			'up_tmp' => {
				'press' => {
					to => 'down',
					notify => $eventOn,
				},
				'force_press' => {
					to => 'down',
					notify => $eventOn,
				},
				'timeout' => {
					to => 'up',
				},
			},
			'over' => {
				'press' => {
					to => 'down',
					notify => $eventOn,
				},
				'force_press' => {
					to => 'down',
					notify => $eventOn,
				},
				'leave' => {
					to => 'up_tmp',
				}
			},
			'down' => {
				'release' => {
					to => 'up',
					notify => $eventOff,
				},
				'force_release' => {
					to => 'up',
					notify => $eventOff,
				},
				'maintain' => {
					to => 'maintain_down',
				},
			},
			'maintain_down' => {
				'press' => {
					to => 'down',
				},
				'force_release' => {
					to => 'up',
					notify => $eventOff,
				},
			},
		},
		switchs => [$sw],
	);
	
	if (defined $cb)
	{
		$st -> binding ($eventOn, sub {
			executer ($cb);
		});
	}
	
	$self -> propagate ($st, $eventOn);
	$self -> propagate ($st, $eventOff);
	
	return $self;
}


1;