Re: treeview Tab control

["Thomas Sommer" <mawa15 gmx de>]

Hi everyone,

does really nobody has even the smallest hint for me?
I simply want the tab-key in an editable treeview to behave like the
return-key.

I would really appreciate it.

Thomas

-------- Original-Nachricht --------
> Datum: Wed, 28 Oct 2009 17:52:23 +0100
> Von: "Thomas Sommer" <mawa15 gmx de>
> An: gtkmm-list gnome org
> Betreff: treeview Tab control

> Dear all,
> 
> I am desperately trying to get the following behavior to work in a
> treevew.
> The treeview entierly consists of rows with editable text cells.
> If I am editing a cell and hit the TAB button I want the treeview to store
> the actual changes and move on to the next column.
> 
> I think I have to work with the cellrenderertext but let me tell you first
> what i tried this far.
> 
> - I connected to button_pressed with the treeview. 
>   In principle this seems to work. At least I can catch the tab key and
> set 
>   the cursor position to the next column. But the changes in the previous 
>   cell are lost
> 
> - I managed to get a hold on to the active cell renderer.
>   Then I tried to read the value of the active cell (which is not stored
> in
>   the treestore jet) doing something like this:
>   cellrenderertext* -> gobj() -> text.
>   But here the compiler tells me something like class _GtkCellRendererText
>   not completely defined. According to gtk/gtkcellrenderer.h its a struct 
>   though.
> 
> - Next thing I thought I could send the cellrenderer the signal that I 
>   hit return. But here I did not find a solution.
> 
> So does any of you have a solution. Writing my own cellrenderer does not
> seem to be the best way as I only get a hold of the has_changed signal. So I
> first have to hit return before my own version get's active.
> 
> Thanks a lot
> 
> Thomas
> 
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