desktop-shell: Add beginning of pop-up menu to panel
diff --git a/clients/window.h b/clients/window.h
index 6a4ce9f..290c6b9 100644
--- a/clients/window.h
+++ b/clients/window.h
@@ -179,6 +179,8 @@
 
 struct item *
 window_get_focus_item(struct window *window);
+struct display *
+window_get_display(struct window *window);
 
 void
 window_move(struct window *window, struct input *input, uint32_t time);