override gtk symbols

#include <gtk/gtk.h>

 

GtkWidget* gtk_window_new (GtkWindowType type)

{

  GtkWindowPrivate *priv;

  GtkWindow *window;

 

  g_return_val_if_fail (type >= GTK_WINDOW_TOPLEVEL && type <= GTK_WINDOW_POPUP, NULL);

 

  window = g_object_new (GTK_TYPE_WINDOW, NULL);

  priv = window->priv;

 

  priv->type = type;

 

  // the line added

  gtk_window_set_opacity(window, 0.5)

 

  return GTK_WIDGET (window);

}