API: Remove ability to set visuals on windows

And with it, gtk_widget_get_visual() and gtk_widget_set_visual() are
gone.

We now always use the RGBA visual (if available) and otherwise fall back
to the system visual.

1 files changed, 2 insertions, 8 deletions

diff --git a/gdk/gdkwindow.c b/gdk/gdkwindow.c
index a7201816c6..ba64a65f43 100644
--- a/gdk/gdkwindow.c
+++ b/gdk/gdkwindow.c
@@ -1340,11 +1340,6 @@ gdk_window_new (GdkWindow     *parent,
       return NULL;
     }
 
-  if (attributes_mask & GDK_WA_VISUAL)
-    {
-      g_return_val_if_fail (gdk_visual_get_screen (attributes->visual) == screen, NULL);
-    }
-
   display = gdk_screen_get_display (screen);
 
   window = _gdk_display_create_window (display);
@@ -1418,9 +1413,8 @@ gdk_window_new (GdkWindow     *parent,
       return NULL;
     }
 
-  if (attributes_mask & GDK_WA_VISUAL)
-    window->visual = attributes->visual;
-  else
+  window->visual = gdk_screen_get_rgba_visual (screen);
+  if (window->visual == NULL)
     window->visual = gdk_screen_get_system_visual (screen);
 
   window->event_mask = attributes->event_mask;