POE::Component::IRC::Cookbook::Gtk2(3pm) User Contributed Perl Documentation POE::Component::IRC::Cookbook::Gtk2(3pm)
NAME
POE::Component::IRC::Cookbook::Gtk2 - An IRC client with a Gtk2 interface
SYNOPSIS
This example uses Gtk2 and POE::Loop::Glib to present an event-driven GUI to the user.
DESCRIPTION
#!/usr/bin/env perl
use strict;
use warnings;
use Gtk2 -init;
use Gtk2::SimpleList;
use IRC::Utils qw(parse_user strip_color strip_formatting decode_irc);
use POE qw(Loop::Glib Component::IRC::State Component::IRC::Plugin::Connector);
my $channel = "#IRC.pm-test";
my $irc = POE::Component::IRC::State->spawn(
nick => 'gtk-example',
server => 'irc.perl.org',
port => 6667,
ircname => 'Testing',
debug => 1,
plugin_debug => 1,
) or die "Oh noooo! $!";
POE::Session->create(
package_states => [
(__PACKAGE__) => [qw(
_start
ui_start
ui_input
ui_menu_quit
ui_about
ui_about_ok
irc_start
irc_001
irc_public
irc_notice
irc_chan_sync
irc_nick_sync
irc_join
irc_msg
irc_433
)],
],
);
$poe_kernel->run();
my $messages;
my $buffer;
my $input;
my $nicks;
my $window;
sub _start {
$_[KERNEL]->yield('ui_start');
$_[KERNEL]->yield('irc_start');
}
sub ui_start {
my ($kernel, $session, $heap) = @_[KERNEL, SESSION, HEAP];
my $window = Gtk2::Window->new("toplevel");
$heap->{main_window} = $window;
$kernel->signal_ui_destroy($heap->{main_window});
$heap->{main_window}->set_size_request(640, 480);
my $box = Gtk2::VBox->new(0, 0);
my $menu_file = Gtk2::Menu->new();
my $menu_quit = Gtk2::MenuItem->new('_Exit');
$menu_quit->signal_connect(activate => $session->postback('ui_menu_quit'));
$menu_file->append($menu_quit);
my $menu_help = Gtk2::Menu->new();
my $menu_about = Gtk2::MenuItem->new('_About');
$menu_about->signal_connect(activate => $session->postback('ui_about'));
$menu_help->append($menu_about);
my $menu_item_file = Gtk2::MenuItem->new('_Program');
my $menu_item_help = Gtk2::MenuItem->new('_Help');
$menu_item_file->set_submenu($menu_file);
$menu_item_help->set_submenu($menu_help);
my $menu_bar = Gtk2::MenuBar->new();
$menu_bar->append($menu_item_file);
$menu_bar->append($menu_item_help);
$box->pack_start($menu_bar, 0, 0, 0);
$heap->{main_window}->add($box);
my $hbox = Gtk2::HBox->new(0, 0);
$box->pack_start($hbox, 1, 1, 0);
$nicks = Gtk2::SimpleList->new('nickname', 'text');
$nicks->set_headers_visible(0);
$nicks->set_size_request(120, -1);
$messages = Gtk2::TextView->new();
$messages->set_editable(0);
$messages->set_size_request(600, -1);
$hbox->pack_start($messages, 1, 1, 0);
$hbox->pack_start(Gtk2::VSeparator->new(), 0, 1, 4);
$hbox->pack_start($nicks, 1, 1, 0);
$messages->set_cursor_visible(0);
$buffer = Gtk2::TextBuffer->new();
my $blue = $buffer->create_tag("fg_blue", foreground => "blue");
my $yellow = $buffer->create_tag("fg_yellow", foreground => "yellow");
my $orange = $buffer->create_tag("fg_orange", foreground => "orange");
my $pink = $buffer->create_tag("fg_pink", foreground => "pink");
my $red = $buffer->create_tag("fg_red", foreground => "red");
$messages->set_buffer($buffer);
my $label = Gtk2::Label->new("Counter");
$heap->{counter} = 0;
$heap->{counter_label} = Gtk2::Label->new($heap->{counter});
$input = Gtk2::Entry->new;
$box->pack_start($input, 0, 0, 4);
$heap->{main_window}->show_all();
$input->grab_focus();
$input->signal_connect(activate => $session->postback('ui_input'));
}
sub push_buffer {
my ($start, $end) = $buffer->get_bounds();
my $text = strip_color(strip_formatting($_[0]));
shift;
$buffer->insert_with_tags_by_name($end, $text, @_);
$messages->scroll_to_iter($end,0, 0, 0, 0);
}
sub ui_about {
my $session = $_[SESSION];
my $dialog = Gtk2::MessageDialog->new(
$window,
'destroy-with-parent',
'info',
'ok',
"POE::Component::IRC with Gtk2 example
Author: Damian Kaczmarek"
);
$dialog->signal_connect(response => $session->postback('ui_about_ok'));
$dialog->show();
}
sub ui_input {
my ($self, $response) = @{ $_[ARG1] };
my $input = $self->get_text();
return if $input eq "";
if (my ($target, $msg) = $input =~ /^/msg (S+) (.*)$/) {
$irc->yield(privmsg => $target, $msg);
push_buffer("-> $target -> $msg
", "fg_red");
}
else {
$irc->yield(privmsg => $channel, $input);
push_buffer('<'.$irc->nick_name()."> $input
");
}
$self->set_text("");
}
sub ui_about_ok {
my ($dialog, $response) = @{ $_[ARG1] };
$dialog->destroy;
}
sub ui_menu_quit {
$_[HEAP]{main_window}->destroy();
}
sub irc_start {
$irc->plugin_add('Connector', POE::Component::IRC::Plugin::Connector->new());
$irc->yield(register => 'all');
$irc->yield('connect' );
}
sub irc_msg {
my ($user, $recipients, $text) = @_[ARG0..ARG2];
my $nick = parse_user($user);
push_buffer("PRIV <$nick> $text
", "fg_red");
}
sub irc_join {
my ($user, $channel) = (@_[ARG0..ARG1]);
my ($nick, $username, $host) = parse_user($user);
push_buffer("$nick ($host) joined $channel
", "fg_pink");
}
sub irc_chan_sync {
@{$nicks->{data}} = map { [$_] } $irc->channel_list($channel);
push_buffer("Synchronized to $channel!
");
}
sub irc_nick_sync {
@{$nicks->{data}} = map { [$_] } $irc->channel_list($channel);
}
sub irc_001 {
push_buffer("Connected to IRC server!
");
$irc->yield(join => $channel);
}
sub irc_notice {
my ($user, $recipients, $text) = @_[ARG0..ARG2];
my $nick = parse_user($user);
$text = decode_irc($text);
push_buffer("$nick : $text
", "fg_orange");
}
sub irc_public {
my ($user, $where, $what) = @_[ARG0 .. ARG2];
my $nick = parse_user($user);
$what = decode_irc($what);
push_buffer("<$nick> $what
");
}
sub irc_433 {
my $new_nick = $irc->nick_name() . "_";
$irc->yield(nick => $new_nick);
push_buffer("433 Nick taken ... changing to $new_nick
", "fg_orange");
}
AUTHOR
Damian Kaczmarek
perl v5.14.2 2011-12-07 POE::Component::IRC::Cookbook::Gtk2(3pm)