From: Chong Yidong <cyd@stupidchicken.com>
Date: Sun, 21 Jan 2007 23:30:02 +0000 (+0000)
Subject: * dispnew.c (update_text_area): Revert 2006-09-17 change.
X-Git-Tag: emacs-pretest-22.0.93~10
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=fee8b690a2ada77306c8fb9d59cc437cb15a4736;p=emacs.git

* dispnew.c (update_text_area): Revert 2006-09-17 change.
Always redraw non-mode-line rows with mouse-face.
---

diff --git a/src/dispnew.c b/src/dispnew.c
index 9182f43f744..172f07c663a 100644
--- a/src/dispnew.c
+++ b/src/dispnew.c
@@ -4391,12 +4391,12 @@ update_text_area (w, vpos)
       || desired_row->phys_height != current_row->phys_height
       || desired_row->visible_height != current_row->visible_height
       || current_row->overlapped_p
-#if 0
-      /* This causes excessive flickering when mouse is moved across
-	 the mode line.  Luckily everything seems to work just fine
-	 without doing this.  KFS 2006-09-17.  */
-      || current_row->mouse_face_p
-#endif
+      /* This next line is necessary for correctly redrawing
+	 mouse-face areas after scrolling and other operations.
+	 However, it causes excessive flickering when mouse is moved
+	 across the mode line.  Luckily, turning it off for the mode
+	 line doesn't seem to hurt anything. -- cyd.  */
+      || (current_row->mouse_face_p && !current_row->mode_line_p)
       || current_row->x != desired_row->x)
     {
       rif->cursor_to (vpos, 0, desired_row->y, desired_row->x);