From: Adrian Robert <Adrian.B.Robert@gmail.com>
Date: Mon, 18 May 2009 08:01:51 +0000 (+0000)
Subject: * frame.c (do_switch_frame): Under NS_IMPL_COCOA section, check  whether selected... 
X-Git-Tag: emacs-pretest-23.0.94~32
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=06302656f363621255dc99dc1be5dcf89a943cde;p=emacs.git

* frame.c (do_switch_frame): Under NS_IMPL_COCOA section, check  whether selected frame is viable before raising it (based on patch  by David Reitter), and improve commentary.
---

diff --git a/src/frame.c b/src/frame.c
index de857af0273..afcc96cf6f7 100644
--- a/src/frame.c
+++ b/src/frame.c
@@ -867,8 +867,12 @@ do_switch_frame (frame, track, for_deletion, norecord)
   Fselect_window (XFRAME (frame)->selected_window, norecord);
 
 #ifdef NS_IMPL_COCOA
-  /* term gets no other notification of this */
-  if (for_deletion)
+  /* Under NS, there is no system mechanism for choosing a new window to be
+     selected -- it is left to application code.  So the portion of THIS
+     application interfacing with NS needs to know about it. */
+  if (for_deletion && FRAME_VISIBLE_P (XFRAME (selected_frame))
+      && FRAME_LIVE_P (XFRAME (selected_frame))
+      && ! FRAME_ICONIFIED_P (XFRAME (selected_frame)))
     Fraise_frame(Qnil);
 #endif