i18n: add gettext support

.gear/ximper-shell-notification-center.spec

@@ -48,8 +48,9 @@ A component of the Ximper Shell.
 
 %install
 %meson_install
+%find_lang %name
 
-%files
+%files -f %name.lang
 %_bindir/%name
 %_bindir/%name-client
 

data/ui/notifications_widget.blp

@@ -54,7 +54,7 @@ template $XimperShellNotificationCenterWidgetsNotifications: $XimperShellNotific
         }
 
         Label text_empty_label {
-          label: "No Notifications";
+          label: _("No Notifications");
         }
       };
     }

meson.build

@@ -6,6 +6,7 @@ project('ximper-shell-notification-center', ['c', 'vala'],
 
 add_project_arguments(['-w'], language: 'c')
 add_project_arguments(['-Wno-error=int-conversion'], language: 'c')
+add_project_arguments(['-DGETTEXT_PACKAGE="' + meson.project_name() + '"'], language: 'c')
 add_project_arguments(['--enable-gobject-tracing'], language: 'vala')
 add_project_arguments(['--enable-checking'], language: 'vala')
 
@@ -15,6 +16,7 @@ cc = meson.get_compiler('c')
 vala = meson.get_compiler('vala')
 
 gnome = import('gnome')
+i18n = import('i18n')
 
 app_resources = []
 
@@ -26,6 +28,7 @@ libdir = get_option('libdir')
 protocol_dep = []
 subdir('protocols')
 
+subdir('po')
 subdir('data')
 subdir('src')
 

po/LINGUAS

+ru

po/POTFILES

+src/main.vala
+src/notification/notification.vala
+src/configModel/configModel.vala
+src/controlCenter/widgets/title/title.vala
+src/controlCenter/widgets/dnd/dnd.vala
+src/controlCenter/widgets/inhibitors/inhibitors.vala
+src/controlCenter/widgets/volume/volume.vala
+src/controlCenter/widgets/backlight/backlight.vala
+src/controlCenter/widgets/slider/slider.vala
+src/controlCenter/widgets/menubar/menubar.vala
+src/controlCenter/widgets/powerProfiles/powerProfiles.vala
+data/ui/notifications_widget.blp

po/meson.build

+i18n.gettext(meson.project_name(), preset: 'glib')

po/ru.po

+# Russian translation for ximper-shell-notification-center
+# Copyright (C) 2026 Ximper Linux
+# This file is distributed under the same license as the
+# ximper-shell-notification-center package.
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: ximper-shell-notification-center 0.1.0\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2026-03-22 17:23+0300\n"
+"PO-Revision-Date: 2026-03-22 17:23+0300\n"
+"Last-Translator: \n"
+"Language-Team: Russian\n"
+"Language: ru\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Plural-Forms: nplurals=3; plural=(n%10==1 && n%100!=11 ? 0 : n%10>=2 && n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2);\n"
+
+#: src/notification/notification.vala:539
+msgid "Enter Text"
+msgstr "Введите текст"
+
+#: src/notification/notification.vala:551
+msgid "Reply"
+msgstr "Ответить"
+
+#: src/notification/notification.vala:579
+#, c-format
+msgid "COPY \"%s\""
+msgstr "КОПИРОВАТЬ \"%s\""
+
+#: src/notification/notification.vala:621
+msgid "Now"
+msgstr "Сейчас"
+
+#: src/notification/notification.vala:625
+#, c-format
+msgid "%d min ago"
+msgid_plural "%d mins ago"
+msgstr[0] "%d мин. назад"
+msgstr[1] "%d мин. назад"
+msgstr[2] "%d мин. назад"
+
+#: src/notification/notification.vala:629
+#, c-format
+msgid "%d hour ago"
+msgid_plural "%d hours ago"
+msgstr[0] "%d ч. назад"
+msgstr[1] "%d ч. назад"
+msgstr[2] "%d ч. назад"
+
+#: src/notification/notification.vala:633
+#, c-format
+msgid "%d day ago"
+msgid_plural "%d days ago"
+msgstr[0] "%d д. назад"
+msgstr[1] "%d д. назад"
+msgstr[2] "%d д. назад"
+
+#: src/controlCenter/widgets/title/title.vala:19
+msgid "Notifications"
+msgstr "Уведомления"
+
+#: src/controlCenter/widgets/title/title.vala:20
+#: src/controlCenter/widgets/inhibitors/inhibitors.vala:20
+msgid "Clear All"
+msgstr "Очистить"
+
+#: src/controlCenter/widgets/dnd/dnd.vala:17
+msgid "Do Not Disturb"
+msgstr "Не беспокоить"
+
+#: src/controlCenter/widgets/inhibitors/inhibitors.vala:19
+msgid "Inhibitors"
+msgstr "Блокировки"
+
+#: src/controlCenter/widgets/volume/volume.vala:53
+msgid "No active sink input"
+msgstr "Нет активного источника"
+
+#: src/controlCenter/widgets/volume/volume.vala:58
+msgid "Volume"
+msgstr "Громкость"
+
+#: src/controlCenter/widgets/backlight/backlight.vala:26
+msgid "Brightness"
+msgstr "Яркость"
+
+#: src/controlCenter/widgets/slider/slider.vala:28
+msgid "Slider"
+msgstr "Ползунок"
+
+#: src/controlCenter/widgets/menubar/menubar.vala:264
+msgid "Menu"
+msgstr "Меню"
+
+#: src/controlCenter/widgets/powerProfiles/powerProfiles.vala:149
+msgid "Performance"
+msgstr "Производительность"
+
+#: src/controlCenter/widgets/powerProfiles/powerProfiles.vala:150
+msgid "Balanced"
+msgstr "Баланс"
+
+#: src/controlCenter/widgets/powerProfiles/powerProfiles.vala:151
+msgid "Power Saver"
+msgstr "Энергосбережение"
+
+#: src/controlCenter/widgets/notifications/notifications.vala:56
+msgid "No Notifications"
+msgstr "Нет уведомлений"

po/ximper-shell-notification-center.pot

+# SOME DESCRIPTIVE TITLE.
+# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER
+# This file is distributed under the same license as the PACKAGE package.
+# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
+#
+#, fuzzy
+msgid ""
+msgstr ""
+"Project-Id-Version: PACKAGE VERSION\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2026-03-22 17:23+0300\n"
+"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
+"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
+"Language-Team: LANGUAGE <LL@li.org>\n"
+"Language: \n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=CHARSET\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Plural-Forms: nplurals=INTEGER; plural=EXPRESSION;\n"
+
+#: src/notification/notification.vala:539
+msgid "Enter Text"
+msgstr ""
+
+#: src/notification/notification.vala:551
+msgid "Reply"
+msgstr ""
+
+#: src/notification/notification.vala:579
+#, c-format
+msgid "COPY \"%s\""
+msgstr ""
+
+#: src/notification/notification.vala:621
+msgid "Now"
+msgstr ""
+
+#: src/notification/notification.vala:625
+#, c-format
+msgid "%d min ago"
+msgid_plural "%d mins ago"
+msgstr[0] ""
+msgstr[1] ""
+
+#: src/notification/notification.vala:629
+#, c-format
+msgid "%d hour ago"
+msgid_plural "%d hours ago"
+msgstr[0] ""
+msgstr[1] ""
+
+#: src/notification/notification.vala:633
+#, c-format
+msgid "%d day ago"
+msgid_plural "%d days ago"
+msgstr[0] ""
+msgstr[1] ""
+
+#: src/controlCenter/widgets/title/title.vala:19
+msgid "Notifications"
+msgstr ""
+
+#: src/controlCenter/widgets/title/title.vala:20
+#: src/controlCenter/widgets/inhibitors/inhibitors.vala:20
+msgid "Clear All"
+msgstr ""
+
+#: src/controlCenter/widgets/dnd/dnd.vala:17
+msgid "Do Not Disturb"
+msgstr ""
+
+#: src/controlCenter/widgets/inhibitors/inhibitors.vala:19
+msgid "Inhibitors"
+msgstr ""
+
+#: src/controlCenter/widgets/volume/volume.vala:53
+msgid "No active sink input"
+msgstr ""
+
+#: src/controlCenter/widgets/volume/volume.vala:58
+msgid "Volume"
+msgstr ""
+
+#: src/controlCenter/widgets/backlight/backlight.vala:26
+msgid "Brightness"
+msgstr ""
+
+#: src/controlCenter/widgets/slider/slider.vala:28
+msgid "Slider"
+msgstr ""
+
+#: src/controlCenter/widgets/menubar/menubar.vala:264
+msgid "Menu"
+msgstr ""
+
+#: src/controlCenter/widgets/powerProfiles/powerProfiles.vala:149
+msgid "Performance"
+msgstr ""
+
+#: src/controlCenter/widgets/powerProfiles/powerProfiles.vala:150
+msgid "Balanced"
+msgstr ""
+
+#: src/controlCenter/widgets/powerProfiles/powerProfiles.vala:151
+msgid "Power Saver"
+msgstr ""
+
+#: src/controlCenter/widgets/notifications/notifications.vala:56
+msgid "No Notifications"
+msgstr ""

src/constants.vala.in

 public class Constants {
     public const string VERSION = @VERSION@;
     public const string VERSIONNUM = @VERSION_NUM@;
+    public const string GETTEXT_PACKAGE = @GETTEXT_PACKAGE@;
+    public const string LOCALEDIR = @LOCALEDIR@;
     public const uint ANIMATION_DURATION = 400;
 }

src/controlCenter/widgets/backlight/backlight.vala

@@ -23,7 +23,7 @@ namespace XimperShellNotificationCenter.Widgets {
             Json.Object ?config = get_config (this);
             if (config != null) {
                 string ?label = get_prop<string> (config, "label");
-                label_widget.set_label (label ?? "Brightness");
+                label_widget.set_label (label ?? _("Brightness"));
                 string device = (get_prop<string> (config, "device") ?? "intel_backlight");
                 string subsystem = (get_prop<string> (config, "subsystem") ?? "backlight");
                 int min = int.max (0, get_prop<int> (config, "min"));

src/controlCenter/widgets/dnd/dnd.vala

@@ -10,10 +10,11 @@ namespace XimperShellNotificationCenter.Widgets {
         Gtk.Switch dnd_button;
 
         // Default config values
-        string title = "Do Not Disturb";
+        string title;
 
         public Dnd (string suffix) {
             base (suffix);
+            title = _("Do Not Disturb");
 
             Json.Object ?config = get_config (this);
             if (config != null) {

src/controlCenter/widgets/inhibitors/inhibitors.vala

@@ -10,12 +10,14 @@ namespace XimperShellNotificationCenter.Widgets {
         Gtk.Button clear_all_button;
 
         // Default config values
-        string title = "Inhibitors";
+        string title;
         bool has_clear_all_button = true;
-        string button_text = "Clear All";
+        string button_text;
 
         public Inhibitors (string suffix) {
             base (suffix);
+            title = _("Inhibitors");
+            button_text = _("Clear All");
 
             ximper_shell_notification_center_daemon.inhibited_changed.connect ((length) => {
                 if (!ximper_shell_notification_center_daemon.inhibited) {

src/controlCenter/widgets/menubar/menubar.vala

@@ -261,7 +261,7 @@ namespace XimperShellNotificationCenter.Widgets {
 
                 string ?label = get_prop<string> (obj, "label");
                 if (label == null) {
-                    label = "Menu";
+                    label = _("Menu");
                     info ("No label for menu-object given using default");
                 }
 

src/controlCenter/widgets/notifications/notifications.vala

@@ -50,7 +50,10 @@ namespace XimperShellNotificationCenter.Widgets {
             notify["expanded-group"].connect (expanded_changed);
 
             // TODO: Move this into notifications config!
-            text_empty_label.set_text (ConfigModel.instance.text_empty);
+            string empty_text = ConfigModel.instance.text_empty;
+            text_empty_label.set_text (
+                empty_text == "No Notifications"
+                    ? _("No Notifications") : empty_text);
 
             stack.set_visible_child_name (STACK_PLACEHOLDER_PAGE);
 

src/controlCenter/widgets/powerProfiles/powerProfiles.vala

@@ -146,10 +146,10 @@ namespace XimperShellNotificationCenter.Widgets {
 
         private string get_default_label (string profile) {
             switch (profile) {
-                case "performance":  return "\xf0\x9f\x9a\x80 Performance";
-                case "balanced":     return "\xe2\x9a\x96 Balanced";
-                case "power-saver":  return "\xf0\x9f\x94\x8b Power Saver";
-                default:             return profile;
+                case "performance": return _("Performance");
+                case "balanced": return _("Balanced");
+                case "power-saver": return _("Power Saver");
+                default: return profile;
             }
         }
 

src/controlCenter/widgets/slider/slider.vala

@@ -25,7 +25,7 @@ namespace XimperShellNotificationCenter.Widgets {
             Json.Object ?config = get_config (this);
             if (config != null) {
                 string ?label = get_prop<string> (config, "label");
-                label_widget.set_label (label ?? "Slider");
+                label_widget.set_label (label ?? _("Slider"));
 
                 cmd_setter = get_prop<string> (config, "cmd_setter") ?? "";
                 cmd_getter = get_prop<string> (config, "cmd_getter") ?? "";

src/controlCenter/widgets/title/title.vala

@@ -10,12 +10,14 @@ namespace XimperShellNotificationCenter.Widgets {
         Gtk.Button clear_all_button;
 
         // Default config values
-        string title = "Notifications";
+        string title;
         bool has_clear_all_button = true;
-        string button_text = "Clear All";
+        string button_text;
 
         public Title (string suffix) {
             base (suffix);
+            title = _("Notifications");
+            button_text = _("Clear All");
 
             Json.Object ?config = get_config (this);
             if (config != null) {

src/controlCenter/widgets/volume/volume.vala

@@ -16,7 +16,7 @@ namespace XimperShellNotificationCenter.Widgets {
         Gtk.ToggleButton reveal_button;
         Gtk.Revealer revealer;
         Gtk.Label no_sink_inputs_label;
-        string empty_label = "No active sink input";
+        string empty_label;
 
         string ?expand_label = null;
         string ?collapse_label = null;
@@ -50,11 +50,12 @@ namespace XimperShellNotificationCenter.Widgets {
 
         public Volume (string suffix) {
             base (suffix);
+            empty_label = _("No active sink input");
 
             Json.Object ?config = get_config (this);
             if (config != null) {
                 string ?label = get_prop<string> (config, "label");
-                label_widget.set_label (label ?? "Volume");
+                label_widget.set_label (label ?? _("Volume"));
 
                 bool show_per_app_found;
                 bool ?show_per_app = get_prop<bool> (config, "show-per-app",

src/main.vala

@@ -268,6 +268,11 @@ namespace XimperShellNotificationCenter {
                 }
             }
 
+            Intl.setlocale (LocaleCategory.ALL, "");
+            Intl.bindtextdomain (Constants.GETTEXT_PACKAGE, Constants.LOCALEDIR);
+            Intl.bind_textdomain_codeset (Constants.GETTEXT_PACKAGE, "UTF-8");
+            Intl.textdomain (Constants.GETTEXT_PACKAGE);
+
             print_startup_info ();
 
             // Register custom Widgets so that they can be used in .ui template files

src/meson.build

@@ -16,6 +16,8 @@ version = 'ximper-shell-notification-center @0@'.format(version)
 const_config_data = configuration_data()
 const_config_data.set_quoted('VERSION', version)
 const_config_data.set_quoted('VERSION_NUM', meson.project_version())
+const_config_data.set_quoted('GETTEXT_PACKAGE', meson.project_name())
+const_config_data.set_quoted('LOCALEDIR', get_option('prefix') / get_option('localedir'))
 constants = configure_file(
   input : 'constants.vala.in',
   output : 'constants.vala',

src/notification/notification.vala

@@ -536,7 +536,7 @@ namespace XimperShellNotificationCenter {
             inline_reply_box.set_visible (true);
 
             inline_reply_entry.set_placeholder_text (
-                param.inline_reply_placeholder ?? "Enter Text");
+                param.inline_reply_placeholder ?? _("Enter Text"));
             // Set reply Button sensitivity to disabled if Entry text is empty
             inline_reply_entry.bind_property (
                 "text",
@@ -548,7 +548,7 @@ namespace XimperShellNotificationCenter {
             },
                 null);
 
-            inline_reply_button.set_label (param.inline_reply.text ?? "Reply");
+            inline_reply_button.set_label (param.inline_reply.text ?? _("Reply"));
         }
 
         private void set_actions () {
@@ -576,7 +576,7 @@ namespace XimperShellNotificationCenter {
                     alt_actions_box.append (flowbox_child);
 
                     Gtk.Button action_button = new Gtk.Button.with_label (
-                        "COPY \"%s\"".printf (code));
+                        _("COPY \"%s\"").printf (code));
                     action_button.clicked.connect (() => {
                         // Copy to clipboard
                         get_clipboard ().set_text (code);
@@ -613,40 +613,25 @@ namespace XimperShellNotificationCenter {
         }
 
         private string get_relative_time () {
-            string value = "";
-
             double diff = (get_real_time () * 0.000001) - param.time;
-            double secs = diff / 60;
-            double hours = secs / 60;
+            double mins = diff / 60;
+            double hours = mins / 60;
             double days = hours / 24;
-            if (secs < 1) {
-                value = "Now";
-            } else if (secs >= 1 && hours < 1) {
-                // 1m - 1h
-                var val = Math.floor (secs);
-                value = val.to_string () + " min";
-                if (val > 1) {
-                    value += "s";
-                }
-                value += " ago";
-            } else if (hours >= 1 && hours < 24) {
-                // 1h - 24h
-                var val = Math.floor (hours);
-                value = val.to_string () + " hour";
-                if (val > 1) {
-                    value += "s";
-                }
-                value += " ago";
+            if (mins < 1) {
+                return _("Now");
+            } else if (hours < 1) {
+                int val = (int) Math.floor (mins);
+                return ngettext (
+                    "%d min ago", "%d mins ago", val).printf (val);
+            } else if (hours < 24) {
+                int val = (int) Math.floor (hours);
+                return ngettext (
+                    "%d hour ago", "%d hours ago", val).printf (val);
             } else {
-                // Days
-                var val = Math.floor (days);
-                value = val.to_string () + " day";
-                if (val > 1) {
-                    value += "s";
-                }
-                value += " ago";
+                int val = (int) Math.floor (days);
+                return ngettext (
+                    "%d day ago", "%d days ago", val).printf (val);
             }
-            return value;
         }
 
         private string get_iso8601_time () {