Re: entry widget signal

[Claudio Saavedra <csaavedra alumnos utalca cl>]

Hi

Faria, Sydney C wrote:

> I have a notebook page with many entry widgets, and after entering text into
> all these entry widgets I use a button click event to use the contents of
> all the entry boxes -- no problem.  However, I cannot see how to monitor the
> text in an entry box as I enter the text so that I can do validity checks on
> the data.  For example, I would like to check that I am entering 1 through
> 12 and when I enter 14 without hitting return key I would like to popup a
> warning dialog.  Other that taking the entry widget and creating a new entry
> widget that generates a new signal, I really do not know how to accomplish
> this task.  Anyone have any ideas or suggestions?
>
>  
Use the "changed" signal of GtkEditable.

g_signal_connect (G_OBJECT (entry), *"changed"*,
                  G_CALLBACK (myapp_on_entry_changed),
                  my_data);

As GtkEntry implements GtkEditable, you can use it. See more in:

http://developer.gnome.org/doc/API/2.0/gtk/GtkEditable.html#GtkEditable-changed

Claudio

--
Claudio Saavedra V. <csaavedra alumnos utalca cl>