First (broken) try at actually tracking cylinder types

[ext/subsurface.git] / display.h

diff --git a/display.h b/display.h
index a9d90ece2295a15db1c71bea54699ed5b8bbb5ba..5e6a390632efbabdfc61e5ee9a39a4143c515fd4 100644 (file)
--- a/display.h
+++ b/display.h
@@ -5,6 +5,8 @@
 #include <gdk/gdk.h>
 #include <cairo.h>
 
+extern GtkWidget *main_window;
+
 extern GtkWidget *dive_profile_widget(void);
 extern GtkWidget *dive_info_frame(void);
 extern GtkWidget *extended_dive_info_widget(void);