[gtk+] drawingarea: Clean up

[Benjamin Otte <otte src gnome org>]

commit 100ac17505d3210e2b6ebe44f7b1723b5c3e7972
Author: Benjamin Otte <otte redhat com>
Date:   Fri Nov 18 02:35:05 2016 +0100

    drawingarea: Clean up
    
    No need to send configure events anymore and this should be a no-window
    widget.

 gtk/gtkdrawingarea.c |   77 +-------------------------------------------------
 gtk/gtkdrawingarea.h |    3 --
 2 files changed, 1 insertions(+), 79 deletions(-)
---
diff --git a/gtk/gtkdrawingarea.c b/gtk/gtkdrawingarea.c
index d9f3353..f89d78e 100644
--- a/gtk/gtkdrawingarea.c
+++ b/gtk/gtkdrawingarea.c
@@ -119,11 +119,6 @@
  * gtk_render_focus() for one way to draw focus.
  */
 
-static void gtk_drawing_area_realize       (GtkWidget           *widget);
-static void gtk_drawing_area_size_allocate (GtkWidget           *widget,
-                                            GtkAllocation       *allocation);
-static void gtk_drawing_area_send_configure (GtkDrawingArea     *darea);
-
 G_DEFINE_TYPE (GtkDrawingArea, gtk_drawing_area, GTK_TYPE_WIDGET)
 
 static void
@@ -131,16 +126,13 @@ gtk_drawing_area_class_init (GtkDrawingAreaClass *class)
 {
   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
 
-  widget_class->realize = gtk_drawing_area_realize;
-  widget_class->size_allocate = gtk_drawing_area_size_allocate;
-
   gtk_widget_class_set_accessible_role (widget_class, ATK_ROLE_DRAWING_AREA);
 }
 
 static void
 gtk_drawing_area_init (GtkDrawingArea *darea)
 {
-  gtk_widget_set_has_window (GTK_WIDGET (darea), TRUE);
+  gtk_widget_set_has_window (GTK_WIDGET (darea), FALSE);
 }
 
 /**
@@ -155,70 +147,3 @@ gtk_drawing_area_new (void)
 {
   return g_object_new (GTK_TYPE_DRAWING_AREA, NULL);
 }
-
-static void
-gtk_drawing_area_realize (GtkWidget *widget)
-{
-  GtkAllocation allocation;
-  GdkWindow *window;
-
-  if (!gtk_widget_get_has_window (widget))
-    {
-      GTK_WIDGET_CLASS (gtk_drawing_area_parent_class)->realize (widget);
-    }
-  else
-    {
-      gtk_widget_set_realized (widget, TRUE);
-
-      gtk_widget_get_allocation (widget, &allocation);
-
-      window = gdk_window_new_child (gtk_widget_get_parent_window (widget),
-                                     gtk_widget_get_events (widget) | GDK_EXPOSURE_MASK,
-                                     &allocation);
-      gtk_widget_register_window (widget, window);
-      gtk_widget_set_window (widget, window);
-    }
-
-  gtk_drawing_area_send_configure (GTK_DRAWING_AREA (widget));
-}
-
-static void
-gtk_drawing_area_size_allocate (GtkWidget     *widget,
-                                GtkAllocation *allocation)
-{
-  g_return_if_fail (GTK_IS_DRAWING_AREA (widget));
-  g_return_if_fail (allocation != NULL);
-
-  gtk_widget_set_allocation (widget, allocation);
-
-  if (gtk_widget_get_realized (widget))
-    {
-      if (gtk_widget_get_has_window (widget))
-        gdk_window_move_resize (gtk_widget_get_window (widget),
-                                allocation->x, allocation->y,
-                                allocation->width, allocation->height);
-
-      gtk_drawing_area_send_configure (GTK_DRAWING_AREA (widget));
-    }
-}
-
-static void
-gtk_drawing_area_send_configure (GtkDrawingArea *darea)
-{
-  GtkAllocation allocation;
-  GtkWidget *widget;
-  GdkEvent *event = gdk_event_new (GDK_CONFIGURE);
-
-  widget = GTK_WIDGET (darea);
-  gtk_widget_get_allocation (widget, &allocation);
-
-  event->configure.window = g_object_ref (gtk_widget_get_window (widget));
-  event->configure.send_event = TRUE;
-  event->configure.x = allocation.x;
-  event->configure.y = allocation.y;
-  event->configure.width = allocation.width;
-  event->configure.height = allocation.height;
-
-  gtk_widget_event (widget, event);
-  gdk_event_free (event);
-}
diff --git a/gtk/gtkdrawingarea.h b/gtk/gtkdrawingarea.h
index 60cda59..8f889e4 100644
--- a/gtk/gtkdrawingarea.h
+++ b/gtk/gtkdrawingarea.h
@@ -49,9 +49,6 @@ typedef struct _GtkDrawingAreaClass  GtkDrawingAreaClass;
 struct _GtkDrawingArea
 {
   GtkWidget widget;
-
-  /*< private >*/
-  gpointer dummy;
 };
 
 struct _GtkDrawingAreaClass