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/*
Copyright (c) 2011 by Simon Schneegans
This program 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 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 General Public License for
more details.
You should have received a copy of the GNU General Public License along with
this program. If not, see <http://www.gnu.org/licenses/>.
*/
namespace GnomePie {
/////////////////////////////////////////////////////////////////////////
/// This class runs in the background. It has an Indicator sitting in the
/// user's panel. It initializes everything and guarantees that there is
/// only one instance of Gnome-Pie running.
/////////////////////////////////////////////////////////////////////////
public class Deamon : GLib.Object {
/////////////////////////////////////////////////////////////////////
/// The current version of Gnome-Pie
/////////////////////////////////////////////////////////////////////
public static string version;
/////////////////////////////////////////////////////////////////////
/// The beginning of everything.
/////////////////////////////////////////////////////////////////////
public static int main(string[] args) {
version = "0.5.6";
Logger.init();
Gdk.threads_init();
Gtk.init(ref args);
Paths.init();
message("Welcome to Gnome-Pie " + version + "!");
// create the Deamon and run it
var deamon = new GnomePie.Deamon();
deamon.run(args);
return 0;
}
/////////////////////////////////////////////////////////////////////
/// The AppIndicator of Gnome-Pie.
/////////////////////////////////////////////////////////////////////
private Indicator indicator = null;
/////////////////////////////////////////////////////////////////////
/// Varaibles set by the commend line parser.
/////////////////////////////////////////////////////////////////////
private static string open_pie = null;
private static bool reset = false;
/////////////////////////////////////////////////////////////////////
/// Available command line options.
/////////////////////////////////////////////////////////////////////
private const GLib.OptionEntry[] options = {
{ "open", 'o', 0, GLib.OptionArg.STRING, out open_pie,
"Open the Pie with the given ID", "ID" },
{ "reset", 'r', 0, GLib.OptionArg.NONE, out reset,
"Reset all options to default values" },
{ null }
};
/////////////////////////////////////////////////////////////////////
/// C'tor of the Deamon. It checks whether it's the firts running
/// instance of Gnome-Pie.
/////////////////////////////////////////////////////////////////////
public void run(string[] args) {
// create command line options
var context = new GLib.OptionContext("");
context.set_help_enabled(true);
context.add_main_entries(options, null);
context.add_group(Gtk.get_option_group (false));
try {
context.parse(ref args);
} catch(GLib.OptionError error) {
warning(error.message);
}
if (Deamon.reset) {
if (GLib.FileUtils.remove(Paths.pie_config) == 0)
message("Removed file \"%s\"", Paths.pie_config);
if (GLib.FileUtils.remove(Paths.settings) == 0)
message("Removed file \"%s\"", Paths.settings);
return;
}
// create unique application
var app = new Unique.App("org.gnome.gnomepie", null);
#if HAVE_GTK_3
if (app.is_running()) {
#else
if (app.is_running) {
#endif
// inform the running instance of the pie to be opened
if (open_pie != null) {
message("Gnome-Pie is already running. Sending request to open pie " + open_pie + ".");
var data = new Unique.MessageData();
data.set_text(open_pie, open_pie.length);
app.send_message(Unique.Command.ACTIVATE, data);
return;
}
message("Gnome-Pie is already running. Sending request to open config menu.");
app.send_message(Unique.Command.ACTIVATE, null);
return;
}
// wait for incoming messages
app.message_received.connect((cmd, data, event_time) => {
if (cmd == Unique.Command.ACTIVATE) {
var pie = data.get_text();
if (pie != null && pie != "") PieManager.open_pie(pie);
else this.indicator.show_preferences();
return Unique.Response.OK;
}
return Unique.Response.PASSTHROUGH;
});
Gdk.threads_enter();
// init locale support
Intl.bindtextdomain ("gnomepie", Paths.locales);
Intl.textdomain ("gnomepie");
// init toolkits and static stuff
ActionRegistry.init();
GroupRegistry.init();
PieManager.init();
Icon.init();
// launch the indicator
this.indicator = new Indicator();
// connect SigHandlers
Posix.signal(Posix.SIGINT, sig_handler);
Posix.signal(Posix.SIGTERM, sig_handler);
// finished loading... so run the prog!
message("Started happily...");
// open pie if neccessary
if (open_pie != null)
PieManager.open_pie(open_pie);
Gtk.main();
Gdk.threads_leave();
}
/////////////////////////////////////////////////////////////////////
/// Print a nifty message when the prog is killed.
/////////////////////////////////////////////////////////////////////
private static void sig_handler(int sig) {
stdout.printf("\n");
message("Caught signal (%d), bye!".printf(sig));
Gtk.main_quit();
}
}
}
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