Add simple notification for new wallpapers

src/notifications.ts

@@ -0,0 +1,22 @@
+const Main = imports.ui.main;
+
+import {HistoryEntry} from './history.js';
+
+/**
+ * A convenience class for presenting notifications to the user.
+ */
+class Notification {
+    /**
+     * Show a notification for the newly set wallpapers.
+     *
+     * @param {HistoryEntry[]} historyEntries The history elements representing the new wallpapers
+     */
+    static newWallpaper(historyEntries: HistoryEntry[]): void {
+        const infoString = `Source: ${historyEntries.map(h => `${h.source.source}`).join(', ')}`;
+        const message = `A new wallpaper was set!\n${infoString}`;
+        Main.notify('New Wallpaper', message);
+    }
+}
+
+export {Notification};
+

src/prefs.ts

@@ -136,6 +136,10 @@ class RandomWallpaperSettings {
                 this._builder.get_object('hide_panel_icon'),
                 'active',
                 Gio.SettingsBindFlags.DEFAULT);
+            this._settings.bind('show-notifications',
+                this._builder.get_object('show_notifications'),
+                'active',
+                Gio.SettingsBindFlags.DEFAULT);
             this._settings.bind('fetch-on-startup',
                 this._builder.get_object('fetch_on_startup'),
                 'active',

src/schemas/org.gnome.shell.extensions.space.iflow.randomwallpaper.gschema.xml

@@ -73,6 +73,12 @@
             <description>Removes the panel icon from the gnome shell.</description>
         </key>
 
+        <key type='b' name='show-notifications'>
+            <default>false</default>
+            <summary>Show notifications</summary>
+            <description>Whether system notifications should be displayed for additional information.</description>
+        </key>
+
         <key type='as' name='sources'>
             <default>[]</default>
             <summary>Configured Wallpaper Sources</summary>

src/ui/pageGeneral.blp

@@ -40,6 +40,15 @@ Adw.PreferencesPage page_general {
             }
         }
 
+        Adw.ActionRow {
+            title: _("Show notifications");
+            subtitle: _("System notifications will be displayed to provide information, such as when a new wallpaper is set.");
+
+            Switch show_notifications {
+                valign: center;
+            }
+        }
+
         Adw.ActionRow {
             title: _("Disable hover preview");
             subtitle: _("Disable the desktop preview of the background while hovering the history items. Try enabling if you encounter crashes or lags of the gnome-shell while using the extension.");

src/wallpaperController.ts

@@ -11,6 +11,7 @@ import * as Utils from './utils.js';
 import {AFTimer as Timer} from './timer.js';
 import {Logger} from './logger.js';
 import {Mode} from './manager/wallpaperManager.js';
+import {Notification} from './notifications.js';
 
 // SourceAdapter
 import {BaseAdapter} from './adapter/baseAdapter.js';
@@ -560,6 +561,9 @@ class WallpaperController {
             this._historyController.insert(newImageEntries.reverse());
 
             this._runPostCommands();
+
+            if (this._settings.getBoolean('show-notifications'))
+                Notification.newWallpaper(newImageEntries.reverse());
         } catch (error) {
             Logger.error(error, this);
         } finally {