(enum event_kind) <HORIZ_WHEEL_EVENT>: New event.

src/ChangeLog

+2007-09-04  Jason Rumney  <jasonr@gnu.org>
+
+	* termhooks.h (enum event_kind) <HORIZ_WHEEL_EVENT>: New event.
+
+	* keyboard.c (discard_mouse_events): Discard it.
+	(make_lispy_event): Translate it to a lisp event.
+	(lispy_wheel_names): Add wheel-left and right events.
+	(syms_of_keyboard): Enlarge wheel_syms.
+
+	* w32fns.c (w32_wnd_proc) <WM_DROPFILES>: Merge with WM_MOUSEWHEEL.
+	<WM_MOUSEHWHEEL>: Pass new system message to lisp.
+
+	* w32term.h (WM_MOUSEHWHEEL): Define if system headers don't.
+
+	* w32term.c (construct_mouse_wheel): Make HORIZ_WHEEL_EVENT
+	from WM_MOUSEHWHEEL.
+	(w32_read_socket) <WM_MOUSEHWHEEL>: Treat as WM_MOUSEWHEEL.
+
+	* w32fns.c (x_create_tip_frame) [MULTI_KBOARD]: Get keyboard from
+	terminal.
+
+	* w32term.c (w32_create_terminal) [MULTI_KBOARD]: Create a new
+	keyboard for the terminal.
+
 2007-09-04  Dan Nicolaescu  <dann@ics.uci.edu>
 	* term.c (Vsuspend_tty_hook): Rename from Vsuspend_tty_functions.

src/termhooks.h

@@ -109,6 +109,9 @@ enum event_kind
 				   the wheel event occurred in.
 				   .timestamp gives a timestamp (in
 				   milliseconds) for the event.  */
+  HORIZ_WHEEL_EVENT,            /* A wheel event generated by a second
+                                   horizontal wheel that is present on some
+                                   mice. See WHEEL_EVENT.  */
 #if defined (WINDOWSNT) || defined (MAC_OS)
   LANGUAGE_CHANGE_EVENT,	/* A LANGUAGE_CHANGE_EVENT is
 				   generated on WINDOWSNT or Mac OS