Re: how to get entry from GtkComboBoxEntry?

[David NeÄas <yeti physics muni cz>]

On Tue, Sep 11, 2012 at 03:29:10PM +0400, Vlasov Vitaly wrote:
> I wanna use some ComboBox/Entry widget:
> It should contain tree model with language names and hidden ISO 639-1
> codes, for example "English"("en") "German"("de") "Russian"("ru") or
> other. And, in addition, it should allow to user write ISO 639-1
> language code from keyboard.
>
> So, with tree i can get selected value and respectively get lang code
> from tree.
> When in ComboBox is not selected values, it could mean: 1) User set it
> from keyboard 2) Entry is empty.
>
> It is possible to create ComboBox with tree model and separate entry,
> but i don't like that way.
>
> How to check, whether the user has entered a value from the keyboard or
> entry is empty?
> May be i should use other Entry/ComboBox widget? I used before
> GtkEntryCompletion. It work's, but it uncomfortable with two-letter ISO
> codes.
>
> Now i use gtk-2.0, but later will switch to 3.0. As i can see, in
> gtk-3.0 GtkComboBox and GtkComboxEntry is same thing. But i still can't
> get entry widget from gtk-3.0 ComboBox.

I don't quite get the difference between empty entry and user-typed text
(she could type something and then delete it, for instance).  Anyway, I
will try to answer the simple part:

Use gtk_bin_get_child(comboboxentry) to get the GtkComboBoxEntry's
GtkEntry widget.

Regards,

Yeti