#!/usr/bin/perl -w
# Copyright 2010 Kevin Ryde
# This file is part of Chart.
#
# Chart is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by the
# Free Software Foundation; either version 3, or (at your option) any later
# version.
#
# Chart 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 General Public License
# for more details.
#
# You should have received a copy of the GNU General Public License along
# with Chart. If not, see <http://www.gnu.org/licenses/>.
use strict;
use warnings;
use Gtk2 '-init';
use App::Chart::Gtk2::Ex::BindingBits;
Gtk2::Rc->parse_string (<<'HERE');
binding "my_bindings" {
bind "Pointer_Button1" { "mysignal" ('plain button') }
bind "<Alt>Pointer_Button1" { "mysignal" ('with alt') }
bind "<Release>Pointer_Button3" { "mysignal" ('release 3') }
}
HERE
{
package MyWidget;
use strict;
use warnings;
use Gtk2;
use Glib::Object::Subclass
'Gtk2::Layout',
signals => { button_press_event => \&do_button_event,
button_release_event => \&do_button_event,
mysignal => { param_types => ['Glib::String'],
return_type => undef,
flags => ['run-last','action'],
class_closure => \&do_mysignal },
};
sub INIT_INSTANCE {
my ($self) = @_;
$self->add_events (['button-press-mask', 'button-release-mask']);
}
sub do_button_event {
my ($self, $event) = @_;
print "MyWidget ",$event->type," ",$event->button,
" invoking activate_button_event()\n";
my $found = App::Chart::Gtk2::Ex::BindingBits::activate_button_event
('my_bindings', $event, $self);
if ($found) {
print " binding found and run\n";
} else {
print " no binding found\n";
}
shift->signal_chain_from_overridden(@_);
}
sub do_mysignal {
my ($self, $str) = @_;
print " mysignal runs: $str\n";
}
}
my $toplevel = Gtk2::Window->new('toplevel');
$toplevel->set_default_size (200, 200);
$toplevel->signal_connect (destroy => sub { Gtk2->main_quit; });
my $mywidget = MyWidget->new;
$toplevel->add ($mywidget);
my $label = Gtk2::Label->new ('Press mouse buttons');
$mywidget->put ($label, 10, 10);
$toplevel->show_all;
Gtk2->main;