* frame.c (x_redo_mouse_highlight): New function

to factor out common code used in W32 and X ports.
* dispextern.h (x_redo_mouse_highlight): Add prototype.
* xterm.h (struct x_display_info):
* w32term.h (struct w32_display_info):
* nsterm.h (struct ns_display_info): New members
last_mouse_motion_frame, last_mouse_motion_x and
last_mouse_motion_y, going to replace static variables below.
* xterm.c (last_mouse_motion_event, last_mouse_motion_frame)
(redo_mouse_highlight): Remove.
(note_mouse_movement, syms_of_xterm): Adjust user.
(handle_one_xevent): Likewise.  Use x_redo_mouse_highlight.
* w32term.c (last_mouse_motion_event, last_mouse_motion_frame)
(redo_mouse_highlight): Remove.
(note_mouse_movement, syms_of_w32term): Adjust user.
(w32_read_socket): Likewise.  Use x_redo_mouse_highlight.
* nsterm.m (last_mouse_motion_position, last_mouse_motion_frame):
Remove.
(note_mouse_movement, mouseMoved, syms_of_nsterm):
* nsfns.m (compute_tip_xy): Adjust user.

1 files changed, 8 insertions, 0 deletions

diff --git a/src/xterm.h b/src/xterm.h
index f1bfc883a64..9f01a840e53 100644
--- a/src/xterm.h
+++ b/src/xterm.h
@@ -308,9 +308,17 @@ struct x_display_info
   /* The frame where the mouse was last time we reported a mouse event.  */
   struct frame *last_mouse_frame;
 
+  /* The frame where the mouse was last time we reported a mouse motion.  */
+  struct frame *last_mouse_motion_frame;
+
   /* Time of last user interaction as returned in X events on this display.  */
   Time last_user_time;
 
+  /* Position where the mouse was last time we reported a motion.
+     This is a position on last_mouse_motion_frame.  */
+  int last_mouse_motion_x;
+  int last_mouse_motion_y;
+
   /* The gray pixmap.  */
   Pixmap gray;