[gtk+/wip/gdk-gl] glarea: Ensure that the viewport is correctly set

[Emmanuele Bassi <ebassi src gnome org>]

commit 6d22f2a46a20623d51b6713dcc452d526d27360e
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Mon Aug 18 18:07:45 2014 +0100

    glarea: Ensure that the viewport is correctly set
    
    Call gdk_gl_context_update() once we create the GdkWindow inside the
    ::realize implementation of GtkGLArea, to ensure that the GL viewport is
    updated with the size of the GDK window.

 gtk/gtkglarea.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkglarea.c b/gtk/gtkglarea.c
index 00f0cf5..eba440a 100644
--- a/gtk/gtkglarea.c
+++ b/gtk/gtkglarea.c
@@ -296,7 +296,10 @@ gtk_gl_area_realize (GtkWidget *widget)
   gtk_widget_set_window (widget, window);
 
   if (context != NULL)
-    gdk_gl_context_set_window (context, gtk_widget_get_window (widget));
+    {
+      gdk_gl_context_set_window (context, window);
+      gdk_gl_context_update (context);
+    }
 }
 
 static void