bug#22000: Patch addressing the menu-bar frame-resize interaction

[martin rudalics]

> You can still select the widgets by the usual M-` or <f10> followed by
> arrow keys or similar - I don't think there's a key bound to scrolling
> the menu bar by default but there's no reason we couldn't bind suitable
> keys.

OK.  We can look into that after you have implemented it.

>> (emacs25:16785): Gtk-WARNING **: Attempting to add a widget with type
>> GtkBox to a GtkMenuItem, but as a GtkBin subclass a GtkMenuItem can only
>> contain one widget at a time; it already contains a widget of type
>> GtkAccelLabel
>>
>> from Bug#28106 points at us doing something silly when adding a menu
>> item and
>
> Probably unrelated. Souns like adding a a menu item into a "slot"
> in the menu where an item already exists. I can have a look
> but unless it turns out to be straightforward I won't have a much
> time for this for at least a couple of weeks.

Sounds like we are exposing to Elisp something GTK woulnd't allow us
to do.  Maybe someone finds a more straightforward way to reproduce
this.

>> (emacs25:16785): Gtk-CRITICAL **: gtk_device_grab_add: assertion
>> 'GDK_IS_DEVICE (device)' failed
>>
>> seems completely unrelated but who knows ...
>
> Also unrelated, I would say. I have less idea about what could
> cause this one.

I have no idea at all.  For me Gtk-CRITICAL usually is a synonym for
Gtk-CRYPTICAL.

martin