Fix a problem with disabled mouse movement events.

 src/keyboard.c (command_loop_1): Reset ignore_mouse_drag_p flag each
 iteration through the command loop.  Fixes a problem whereby mouse
 movements are ignored until the first mouse click.

2 files changed, 12 insertions, 0 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index ed711b3a663..d1a4006c1bf 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,9 @@
+2012-08-14  Eli Zaretskii  <eliz@gnu.org>
+
+        * keyboard.c (command_loop_1): Reset ignore_mouse_drag_p flag each
+        iteration through the command loop.  Fixes a problem whereby mouse
+        movements are ignored until the first mouse click.
+
 2012-08-14  Paul Eggert  <eggert@cs.ucla.edu>
 
         Use bool, not int, for Lisp booleans.
diff --git a/src/keyboard.c b/src/keyboard.c
index a286e9f3036..73fedc1b35f 100644
--- a/src/keyboard.c
+++ b/src/keyboard.c
@@ -1393,6 +1393,12 @@ command_loop_1 (void)
 
       Vdeactivate_mark = Qnil;
 
+      /* Don't ignore mouse movements for more than a single command
+         loop.  (This flag is set in xdisp.c whenever the tool bar is
+         resized, because the resize moves text up or down, and would
+         generate false mouse drag events if we don't ignore them.)  */
+      ignore_mouse_drag_p = 0;
+
       /* If minibuffer on and echo area in use,
          wait a short time and redraw minibuffer.  */