Re: Can't find signals for...

[Dermot Musgrove <dermot glade perl connectfree co uk>]

Hi,

Martynas Jocius wrote:
> Hello again.
>
> I have two questions about signals.
>
> 1. I have a Gtk::Combo object. For example:
> $combo = new Gtk::Combo;
>
> I set items (with set_popdown_strings) and I want to know when one of 
> these items has been selected. O try to connect with
> "selection_request_event" and other all with "select" in their names. 
> F.e.: $combo->entry->signal_connect(
>          "selection_request_event", sub { print "sel "; });
> But I can't find signal to catche this action (never prints "sel"). Signal
> "activate" doesn't work too. What should I do?
I often use the 'changed' signal of the entry but then you will get many
signals if you type into the entry.
 
> 2. I have to catch a "key_press_event" (or another one who does that): 
> I have a Gtk::Editable object and I want to check for the text in it 
> after any character was typed. I do:
> $text->signal("key_press_event", sub { &foo(); });
> It works, but not as I want to. It checks for a text without typed 
> character, it means before the character is added to the buffer. 
> So what shoud I to if I want to have the character I typed and then 
> call any sub?
I haven't tried this but I guess that you can signal_connect_after.

HTH, Dermot