[Emacs-diffs] trunk r117260: src/menu.c (Fx_popup_dialog): Comment the use of Qunsupported__w32_dialog.

[Eli Zaretskii]

------------------------------------------------------------
revno: 117260
revision-id: address@hidden
parent: address@hidden
committer: Eli Zaretskii <address@hidden>
branch nick: trunk
timestamp: Wed 2014-06-04 18:16:54 +0300
message:
  src/menu.c (Fx_popup_dialog): Comment the use of Qunsupported__w32_dialog.
modified:
  src/menu.c                     menu.c-20091113204419-o5vbwnq5f7feedwu-8676

=== modified file 'src/menu.c'
--- a/src/menu.c        2014-06-04 14:59:09 +0000
+++ b/src/menu.c        2014-06-04 15:16:54 +0000
@@ -1434,7 +1434,7 @@
   return selection;
 }
 
-/* If F's terminal is not capable to display popup dialog,
+/* If F's terminal is not capable of displaying a popup dialog,
    emulate it with a menu.  */
 
 static Lisp_Object
@@ -1457,7 +1457,7 @@
        x_coord -= SCHARS (prompt);
       y_coord = FRAME_LINES (f);
     }
-  
+
   XSETFRAME (frame, f);
   XSETINT (x, x_coord / 2);
   XSETINT (y, y_coord / 2);
@@ -1546,9 +1546,12 @@
       Lisp_Object selection
        = FRAME_TERMINAL (f)->popup_dialog_hook (f, header, contents);
 #ifdef HAVE_NTGUI
+      /* NTGUI supports only simple dialogs with Yes/No choices.  For
+        other dialogs, it returns the symbol 'unsupported--w32-dialog',
+        as a signal for the caller to fall back to the emulation code.  */
       if (!EQ (selection, Qunsupported__w32_dialog))
-#endif 
-      return selection;
+#endif
+       return selection;
     }
   /* ... or emulate it with a menu.  */
   return emulate_dialog_with_menu (f, contents);