$ emacs -Q &
Now, to open an item (File, Edit, Options etc.) on menu bar, one MUST click on
it (with mouse-1) and HOLD mouse-1 pressed, otherwise the menu does not
remains opened, but it is closed in a fraction of a second.
Perhaps, one of these changes is the cause:
----------------------------
2010-07-09 Jan Djärv <jan.h.d@swipnet.se>
* xmenu.c (set_frame_menubar): Must realize menubar_widget to get the
correct size for Motif.
(free_frame_menubar): Call x_set_window_size to update frame size.
* xfns.c (x_window): Set borderWidth to 0 for pane and
EmacsFrame. Frame size calculation is wrong otherwise.
----------------------------
2010-07-08 Jan Djärv <jan.h.d@swipnet.se>
* xmenu.c (set_frame_menubar, create_and_show_popup_menu)
(create_and_show_dialog): Don't call apply_systemfont_to_(menu|dialog)
unless USE_LUCID.