Send notification on screenshot

Author: lenemter

src/ScreenshotManager.vala

@@ -21,7 +21,10 @@ namespace Gala {
 
     [DBus (name="org.gnome.Shell.Screenshot")]
     public class ScreenshotManager : Object {
+        private const string NOTIFICATION_COMPONENT_NAME = "ScreenshotManager";
+
         private WindowManager wm;
+        private NotificationsManager notifications_manager;
         private Settings desktop_settings;
 
         private string prev_font_regular;
@@ -30,8 +33,9 @@ namespace Gala {
         private uint conceal_timeout;
 
         [DBus (visible = false)]
-        public ScreenshotManager (WindowManager _wm) {
+        public ScreenshotManager (WindowManager _wm, NotificationsManager _notifications_manager) {
             wm = _wm;
+            notifications_manager = _notifications_manager;
         }
 
         construct {
@@ -93,6 +97,7 @@ namespace Gala {
 
             if (success) {
                 play_shutter_sound ();
+                send_notification (filename == "");
             }
         }
 
@@ -124,6 +129,7 @@ namespace Gala {
 
             if (success) {
                 play_shutter_sound ();
+                send_notification (filename == "");
             } else {
                 throw new DBusError.FAILED ("Failed to save image");
             }
@@ -182,6 +188,7 @@ namespace Gala {
 
             if (success) {
                 play_shutter_sound ();
+                send_notification (filename == "");
             }
         }
 
@@ -382,6 +389,18 @@ namespace Gala {
             context.play_full (0, props, null);
         }
 
+        private void send_notification (bool clipboard) {
+            notifications_manager.send (
+                new NotificationsManager.NotificationData (
+                    NOTIFICATION_COMPONENT_NAME,
+                    "Screenshot taken",
+                    clipboard ? _("Screenshot is saved to clipboard") : _("Screenshot saved to screenshots folder"),
+                    "image-x-generic",
+                    new GLib.HashTable<string, Variant> (null, null)
+                )
+            );
+        }
+
         private Cairo.ImageSurface take_screenshot (int x, int y, int width, int height, bool include_cursor) {
             Cairo.ImageSurface image;
             int image_width, image_height;

src/WindowManager.vala

@@ -194,7 +194,7 @@ namespace Gala {
             unowned Meta.Display display = get_display ();
 
             notifications_manager = new NotificationsManager ();
-            screenshot_manager = new ScreenshotManager (this);
+            screenshot_manager = new ScreenshotManager (this, notifications_manager);
             dbus_accelerator = new DBusAccelerator (display, notifications_manager);
             DBus.init (this, dbus_accelerator, screenshot_manager);