Re: GtkEntry

[Harring Figueiredo <harringf yahoo com>]

 Al,
 Thanks for the reply !
 Gus gaveme a good hint.

  My configuration dialog is a bit big and has several tabs, so it is a bit
impratical to use your approach (i.e. enable/disable).

  Check for his solution, it might be helpful to you as well.

Thanks again.

Harring.
--- Al Amaral <ama jabba East Sun COM> wrote:
> > >  Folks,
> > >  I have a GtkEntry (GtkCombo) that a user types in a file name. After the
> user 
> > > is done typing the file name, I would like to see if the file exists or
> create
> > > it right after he/she is "done", so that I can popup a dialog error in
> case I
> > > fail to create the file.
> > >
> > >  NOTE: The user can also navigate the file system using a button on the
> side of
> > > the GtkCombo that opens a GTkFileSelection. So, tracking the cursor is
> probably
> > > not a good idea.
> > >
> > >  NOTE2: All I need is a way to tell me when the user is done with that
> entry.
> > > (I already know how to do the other stuff; i.e. checking for file
> existence and
> > > opening a dialog).
> > >
> > >   Thanks for any suggestion.
> > >
> > > Harring.
>
> I do this sort of thing in code that I have.  I don't want the user
> to be able to press the Next button on a druid page until the file
> which he has entered is a valid file.  What I do is hook up a signal
> for "changed", and when the field changes (and it will for every key
> stroke)  I get the value, and validate it.  Whenever it's valid I make 
> the Next button sensitive, else it's insensitive.  So, the user cannot
> move on to the next druid page until he has entered an appropriate
> filename.
>
> The problem you have is the definition of the word "done".  How will
> you know that the user is done?  Will he hit enter, or a button?
> If so, hook up signals for Activate for the GtkEntry and/or the
> button, and before doing anything else when either is hit validate
> the file...  If it's not valid pop up your error dialog.  If it is
> then do your processing.
>
> --Al Amaral--


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