> From: Román Gorojovsky <[EMAIL PROTECTED]>
> To: gtk-app-devel-list@gnome.org
> Sent: Tuesday, August 8, 2006 10:07:06 AM
> Subject: How to copy data between widgets?
> Hi all, sorry if this is a FAQ, but I've been reading the docs and I
> couldn't find the answer. Not being too fluent in english, I couldn't
> find it in the archives, since I don't know what to look for.
> The problem is the following. I have a text entry, a button and a
> label. I want the label to display the text in the entry when you
> press the button.
> So far I've used g_signal_connect_swapped() connecting the "clicked"
> signal on the button with a callback that takes a pointer to the label
> as data. But I couldn't pass more than that, so I could't pass a
> string nor the text entry.
But you can pass any kind of pointer, so make a struct, something like this:
struct my_data {
GtkLabel *l;
GtkEntry *e;
};
Then pass a pointer to an instance of your struct. Now you have both widgets
available in your callback.
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