The ICCCM states that window classes should be capitalised.

diff --git a/surf.c b/surf.c
index 492c836..baebe5c 100644 (file)
--- a/surf.c
+++ b/surf.c
@@ -461,7 +461,7 @@ newclient(void) {
                 * window class (WM_CLASS) is capped, while the resource is in
                 * lowercase.   Both these values come as a pair.
                 */
-               gtk_window_set_wmclass(GTK_WINDOW(c->win), "surf", "surf");
+               gtk_window_set_wmclass(GTK_WINDOW(c->win), "surf", "Surf");
 
                /* TA:  20091214:  And set the role here as well -- so that
                 * sessions can pick this up.