Print every monitors information for debugging

src/controlCenter/controlCenter.vala

@@ -434,6 +434,7 @@ namespace SwayNotificationCenter {
         }
 
         public void set_monitor (Gdk.Monitor ?monitor) {
+            debug ("Setting monitor for ControlCenter: %s", Functions.monitor_to_string (monitor));
             this.monitor_name = monitor == null ? null : monitor.connector;
             GtkLayerShell.set_monitor (this, monitor);
         }

src/functions.vala

@@ -409,5 +409,16 @@ namespace SwayNotificationCenter {
 
             return null;
         }
+
+        public static string ?monitor_to_string (Gdk.Monitor ?monitor) {
+            if (monitor == null) {
+                return null;
+            }
+            return "%s, %ix%i, x:%i y:%i, scale:%f\n".printf (
+                monitor.get_description (),
+                monitor.geometry.width, monitor.geometry.height,
+                monitor.geometry.x, monitor.geometry.y,
+                monitor.scale);
+        }
     }
 }

src/main.vala

@@ -70,6 +70,9 @@ namespace SwayNotificationCenter {
                 error ("Could not get Display!");
             }
             monitors = display.get_monitors ();
+            assert_nonnull (monitors);
+
+            print_monitors ();
 
             swaync_daemon = new SwayncDaemon ();
             Bus.own_name (BusType.SESSION, "org.erikreider.swaync.cc",
@@ -85,6 +88,19 @@ namespace SwayNotificationCenter {
             add_window (swaync_daemon.noti_daemon.control_center);
         }
 
+        private void print_monitors () {
+            uint num_monitors = monitors.get_n_items ();
+            string monitors_string = "";
+            for (uint i = 0; i < num_monitors; i++) {
+                Gdk.Monitor ?mon = (Gdk.Monitor) monitors.get_item (i);
+                if (mon == null) {
+                    continue;
+                }
+                monitors_string += Functions.monitor_to_string (mon);
+            }
+            info ("Monitors:\n%s", monitors_string);
+        }
+
         void on_cc_bus_aquired (DBusConnection conn) {
             try {
                 conn.register_object ("/org/erikreider/swaync/cc", swaync_daemon);

src/notificationWindow/notificationWindow.vala

@@ -330,6 +330,7 @@ namespace SwayNotificationCenter {
             }
 
             // Display a new notification if the old one isn't visible
+            debug ("Could not find floating notification to replace: %u", id);
             add_notification (new_params);
         }
 
@@ -355,6 +356,7 @@ namespace SwayNotificationCenter {
         }
 
         public void set_monitor (Gdk.Monitor ?monitor) {
+            debug ("Setting monitor for ControlCenter: %s", Functions.monitor_to_string (monitor));
             NotificationWindow.monitor_name = monitor == null ? null : monitor.connector;
             GtkLayerShell.set_monitor (this, monitor);
         }