fix(Announcements): ListView changes

src/API/Announcement.vala

@@ -29,4 +29,21 @@ public class Tuba.API.Announcement : Entity, Widgetizable {
 	public override Gtk.Widget to_widget () {
         return new Widgets.Announcement (this);
     }
+
+	public override void open () {
+		if (this.read) return;
+
+		new Request.POST (@"/api/v1/announcements/$(this.id)/dismiss")
+			.with_account (accounts.active)
+			.then (() => {
+				this.read = true;
+			})
+			.on_error ((code, message) => {
+				warning (@"Error while dismissing announcement: $code $message");
+
+				var dlg = app.inform (_("Error"), message);
+				dlg.present ();
+			})
+			.exec ();
+	}
 }

src/Widgets/Announcement.vala

@@ -125,8 +125,6 @@ public class Tuba.Widgets.Announcement : Gtk.ListBoxRow {
 		settings.notify["larger-font-size"].connect (settings_updated);
 		settings.notify["larger-line-height"].connect (settings_updated);
 		settings.notify["scale-emoji-hover"].connect (settings_updated);
-
-		open.connect (on_open);
 	}
 
     public Announcement (API.Announcement t_announcement) {
@@ -156,6 +154,8 @@ public class Tuba.Widgets.Announcement : Gtk.ListBoxRow {
 		if (instance_thumbnail != "") image_cache.request_paintable (instance_thumbnail, on_cache_response);
 
 		reactions = t_announcement.reactions;
+
+		announcement.bind_property ("read", attention_indicator, "visible", GLib.BindingFlags.SYNC_CREATE | GLib.BindingFlags.INVERT_BOOLEAN);
 	}
 
 	void on_cache_response (bool is_loaded, owned Gdk.Paintable? data) {
@@ -183,22 +183,4 @@ public class Tuba.Widgets.Announcement : Gtk.ListBoxRow {
 			})
 			.exec ();
 	}
-
-	private void on_open () {
-		if (announcement.read) return;
-
-		new Request.POST (@"/api/v1/announcements/$(announcement.id)/dismiss")
-			.with_account (accounts.active)
-			.then (() => {
-				announcement.read = true;
-				attention_indicator.visible = false;
-			})
-			.on_error ((code, message) => {
-				warning (@"Error while dismissing announcement: $code $message");
-
-				var dlg = app.inform (_("Error"), message);
-				dlg.present ();
-			})
-			.exec ();
-	}
 }