pamac-classic/src/tray.vala

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Vala
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/*
* pamac-vala
*
* Copyright (C) 2014 Guillaume Benoit <guillaume@manjaro.org>
*
* 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 get of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// i18n
const string GETTEXT_PACKAGE = "pamac";
const string update_icon_name = "pamac-tray-update";
const string noupdate_icon_name = "pamac-tray-no-update";
const string noupdate_info = _("Your system is up-to-date");
namespace Pamac {
[DBus (name = "org.manjaro.pamac")]
public interface Daemon : Object {
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public abstract void refresh (int force, bool emit_signal) throws IOError;
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public abstract UpdatesInfos[] get_updates () throws IOError;
[DBus (no_reply = true)]
public abstract void quit () throws IOError;
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}
public class TrayIcon: Gtk.Application {
Notify.Notification notification;
Daemon daemon;
Pamac.Config pamac_config;
bool locked;
uint refresh_timeout_id;
Gtk.StatusIcon status_icon;
Gtk.Menu menu;
public TrayIcon () {
application_id = "org.manjaro.pamac.tray";
flags = ApplicationFlags.FLAGS_NONE;
}
void start_daemon () {
try {
daemon = Bus.get_proxy_sync (BusType.SYSTEM, "org.manjaro.pamac",
"/org/manjaro/pamac");
} catch (IOError e) {
stderr.printf ("IOError: %s\n", e.message);
}
}
void stop_daemon () {
if (check_pamac_running () == false) {
try {
daemon.quit ();
} catch (IOError e) {
stderr.printf ("IOError: %s\n", e.message);
}
}
}
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// Create menu for right button
void create_menu () {
menu = new Gtk.Menu ();
Gtk.MenuItem item;
item = new Gtk.MenuItem.with_label (_("Update Manager"));
item.activate.connect (execute_updater);
menu.append (item);
item = new Gtk.MenuItem.with_label (_("Package Manager"));
item.activate.connect (execute_manager);
menu.append (item);
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item = new Gtk.MenuItem.with_mnemonic (_("_Quit"));
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item.activate.connect (this.release);
menu.append (item);
menu.show_all ();
}
// Show popup menu on right button
void menu_popup (uint button, uint time) {
menu.popup (null, null, null, button, time);
}
void left_clicked () {
if (status_icon.icon_name == "pamac-tray-update")
execute_updater ();
}
void execute_updater () {
try {
Process.spawn_async(null, new string[]{"/usr/bin/pamac-updater"}, null, SpawnFlags.SEARCH_PATH, null, null);
} catch (Error e) {
print(e.message);
}
}
void execute_manager () {
try {
Process.spawn_async(null, new string[]{"/usr/bin/pamac-manager"}, null, SpawnFlags.SEARCH_PATH, null, null);
} catch (Error e) {
print(e.message);
}
}
public void update_icon (string icon, string info) {
status_icon.set_from_icon_name (icon);
status_icon.set_tooltip_markup (info);
}
bool refresh () {
if (check_pamac_running () == false) {
start_daemon ();
try {
daemon.refresh (0, false);
} catch (IOError e) {
stderr.printf ("IOError: %s\n", e.message);
}
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}
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return true;
}
void check_updates () {
UpdatesInfos[] updates = {};
try {
updates = daemon.get_updates ();
} catch (IOError e) {
stderr.printf ("IOError: %s\n", e.message);
}
uint updates_nb = updates.length;
if (updates_nb == 0) {
this.update_icon (noupdate_icon_name, noupdate_info);
} else {
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string info = ngettext ("%u available update", "%u available updates", updates_nb).printf (updates_nb);
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this.update_icon (update_icon_name, info);
if (check_pamac_running () == false) {
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show_notification (info);
}
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}
stop_daemon ();
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}
void show_notification (string info) {
//~ notification = new Notification (_("Update Manager"));
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//~ notification.set_body (info);
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//~ Gtk.IconTheme icon_theme = Gtk.IconTheme.get_default ();
//~ Gdk.Pixbuf icon = icon_theme.load_icon ("system-software-update", 32, 0);
//~ notification.set_icon (icon);
//~ var action = new SimpleAction ("update", null);
//~ action.activate.connect (execute_updater);
//~ this.add_action (action);
//~ notification.add_button (_("Show available updates"), "app.update");
//~ this.send_notification (_("Update Manager"), notification);
try {
notification = new Notify.Notification (_("Update Manager"), info, "system-software-update");
notification.add_action ("update", _("Show available updates"), execute_updater);
notification.show ();
} catch (Error e) {
stderr.printf ("Notify Error: %s", e.message);
}
}
bool check_pamac_running () {
Application app;
bool run = false;
app = new Application ("org.manjaro.pamac.manager", 0);
try {
app.register ();
} catch (GLib.Error e) {
stderr.printf ("%s\n", e.message);
}
run = app.get_is_remote ();
if (run)
return run;
else {
app = new Application ("org.manjaro.pamac.updater", 0);
try {
app.register ();
} catch (GLib.Error e) {
stderr.printf ("%s\n", e.message);
}
run = app.get_is_remote ();
return run;
}
}
bool check_pacman_running () {
GLib.File lockfile = GLib.File.new_for_path ("/var/lib/pacman/db.lck");
if (locked) {
if (lockfile.query_exists () == false) {
locked = false;
check_updates ();
}
} else {
if (lockfile.query_exists () == true) {
locked = true;
}
}
return true;
}
void launch_refresh_timeout () {
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if (refresh_timeout_id != 0) {
pamac_config.reload ();
Source.remove (refresh_timeout_id);
}
refresh_timeout_id = Timeout.add_seconds ((uint) pamac_config.refresh_period*3600, refresh);
}
public override void startup () {
// i18n
Intl.textdomain ("pamac");
Intl.setlocale (LocaleCategory.ALL, "");
base.startup ();
pamac_config = new Pamac.Config ("/etc/pamac.conf");
locked = false;
refresh_timeout_id = 0;
status_icon = new Gtk.StatusIcon ();
status_icon.set_visible (true);
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this.update_icon (noupdate_icon_name, noupdate_info);
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status_icon.activate.connect (left_clicked);
create_menu ();
status_icon.popup_menu.connect (menu_popup);
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Notify.init (_("Update Manager"));
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refresh ();
launch_refresh_timeout ();
Timeout.add (500, check_pacman_running);
this.hold ();
}
public override void activate () {
// nothing to do
}
public static int main (string[] args) {
var tray_icon = new TrayIcon();
return tray_icon.run (args);
}
}
}