package MTools::Comp::MFlicker; # 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 # ################################################################## # Le composant permet d'ajouter un comportement de clignotement ? un objet cible # # Parametres : # # * target : objet cible du tremblement # * periode : periode du clignottement # Propriete : # * flick : demarre le clignottement # * show : rend l'objet cible toujours visible # * hide : rend l'objet cible toujours masque use strict; use MTools; use MTools::MObjet; use MTools::MTimer; use Tk; use vars qw /@ISA/; BEGIN { @ISA = qw /MTools::MObjet/; } sub new { my ($class, $target, $periode) = @_; my $self = new MTools::MObjet(); $self -> {__target} = $target; $self -> {__target} -> mconfigure (-visible => 0); bless $self, $class; $self -> recordProperty ('periode', $periode); $self -> {__timer} = new MTools::MTimer ($periode, 1, sub { $self -> {__target} -> mconfigure (-visible => !$self -> {__target} -> mget (-visible)); }); plink ([$self, 'periode'], [$self -> {__timer}, 'timeout']); return $self; } sub flick { my ($self) = @_; $self -> {__timer} -> start (); } sub show { my ($self) = @_; $self -> {__timer} -> stop (); $self -> {__target} -> mconfigure (-visible => 1); } sub hide { my ($self) = @_; $self -> {__timer} -> stop (); $self -> {__target} -> mconfigure (-visible => 0); } 1;