Gdk::Event: GdkEvent and subclasses are opaque structs

GdkEvent and subclasses are now opaque structs. They can only be accessed
via gdk_event_get_*() and gdk_event_set_*() functions. It means e.g. that
the _MEMBER_GET() macro can't be used in gdk/src/events.hg.

demos/gtk-demo/example_drawingarea.cc

@@ -211,7 +211,12 @@ bool Example_DrawingArea::on_drawingarea_scribble_button_press_event(Gdk::EventB
     return false; // paranoia check, in case we haven't gotten a configure event
 
   if(button_event.get_button() == 1)
-    scribble_draw_brush(int(button_event.get_x()), int(button_event.get_y()));
+  {
+    double x = 0.0;
+    double y = 0.0;
+    button_event.get_coords(x, y);
+    scribble_draw_brush(int(x), int(y));
+   }
 
   // We've handled the event, stop processing.
   return true;

gdk/src/event.ccg

@@ -27,9 +27,4 @@ Event::operator bool() const noexcept
   return gobj() != nullptr;
 }
 
-bool Event::is_send_event() const
-{
-  return gobj()->any.send_event;
-}
-
 } //namespace Gdk

gdk/src/event.hg

@@ -50,12 +50,7 @@ class Event
   _IGNORE(gdk_event_new, gdk_event_copy, gdk_event_free)
 public:
 
-  _WRAP_ENUM(Type, GdkEventType,
-    s#^DOUBLE_BUTTON_PRESS$##,
-    s#^2BUTTON_PRESS#DOUBLE_BUTTON_PRESS#,
-    s#^TRIPLE_BUTTON_PRESS$##,
-    s#^3BUTTON_PRESS#TRIPLE_BUTTON_PRESS#
-  )
+  _WRAP_ENUM(Type, GdkEventType)
 
   /** Discover whether the event is valid.
    * For instance,
@@ -70,20 +65,17 @@ public:
 
   _WRAP_METHOD(Event::Type get_event_type() const, gdk_event_get_event_type)
 
-  /**
-   * Returns the window which received the event
-   */
-  _MEMBER_GET_GOBJECT(window, any.window, Gdk::Window, GdkWindow*)
-  _IGNORE(gdk_event_get_window)
+  _WRAP_METHOD(Glib::RefPtr<Gdk::Window> get_window(), gdk_event_get_window, refreturn)
+  _WRAP_METHOD(Glib::RefPtr<const Gdk::Window> get_window() const, gdk_event_get_window, refreturn, constversion)
 
   /**
    * Returns @c true if the event was sent explicitly (e.g. using @c XSendEvent)
    */
-  bool is_send_event() const;
+  _WRAP_METHOD(bool is_sent() const, gdk_event_is_sent)
 
   //_WRAP_METHOD(void	gdk_event_handler_set(GdkEventFunc func, gpointer data, GDestroyNotify  notify), gdk_event_handler_set)
 
-  _WRAP_METHOD(static void set_show_events(bool show_events), gdk_set_show_events)
+  _WRAP_METHOD(static void set_show_events(bool show_events = true), gdk_set_show_events)
   _WRAP_METHOD(static bool get_show_events(), gdk_get_show_events)
 
   _IGNORE(gdk_event_set_screen) //deprecated
@@ -95,20 +87,28 @@ public:
 
   _WRAP_METHOD(static Event get(), gdk_event_get)
   _WRAP_METHOD(static Event peek(), gdk_event_peek)
-  _WRAP_METHOD(void put(), gdk_event_put)
+  _WRAP_METHOD(void put() const, gdk_event_put)
   _WRAP_METHOD(static bool events_pending(), gdk_events_pending)
 
   //TODO: If GdkDeviceTool is wrapped in gtkmm, wrap gdk_event_get_device_tool().
-  _IGNORE(gdk_event_set_device_tool) // "Should be rarely used"
+  _IGNORE(gdk_event_set_device_tool) dnl// "Should be rarely used"
 
   // Belong to subclasses:
   _IGNORE(gdk_event_get_time, gdk_event_get_state, gdk_event_get_keyval,
-    gdk_event_get_keycode, gdk_event_get_scancode, gdk_event_get_coords,
-    gdk_event_get_root_coords, gdk_event_get_button, gdk_event_get_device,
-    gdk_event_get_click_count, gdk_event_get_scroll_deltas,
-    gdk_event_get_scroll_direction, gdk_event_get_event_sequence,
-    gdk_event_get_pointer_emulated, gdk_event_get_axis, gdk_event_triggers_context_menu,
-    gdk_event_is_scroll_stop_event, gdk_event_request_motions)
+    gdk_event_get_keycode, gdk_event_get_scancode, gdk_event_get_key_group,
+    gdk_event_get_key_is_modifier, gdk_event_get_string, gdk_event_get_button,
+    gdk_event_get_device, gdk_event_get_click_count, gdk_event_triggers_context_menu,
+    gdk_event_get_coords, gdk_event_get_root_coords, gdk_event_get_scroll_deltas,
+    gdk_event_get_scroll_direction, gdk_event_is_scroll_stop_event, gdk_event_get_axis,
+    gdk_event_get_event_sequence, gdk_event_get_touch_emulating_pointer,
+    gdk_event_get_pointer_emulated, gdk_event_get_crossing_mode,
+    gdk_event_get_crossing_detail, gdk_event_get_focus_in, gdk_event_get_property,
+    gdk_event_get_selection, gdk_event_get_selection_property,
+    gdk_event_get_drag_context, gdk_event_get_window_state, gdk_event_get_setting,
+    gdk_event_get_grab_window, gdk_event_get_touchpad_gesture_phase,
+    gdk_event_get_touchpad_gesture_n_fingers, gdk_event_get_touchpad_deltas,
+    gdk_event_get_touchpad_angle_delta, gdk_event_get_touchpad_scale,
+    gdk_event_get_pad_group_mode, gdk_event_get_pad_button, gdk_event_get_pad_axis_value)
 };
 
 } // namespace Gdk