On 9/28/06, Sumedh <[EMAIL PROTECTED]> wrote:
>
> Gtk - C
>
> how to pass multiple arguments to a function from a widget. eg i have
> two text entry widgets
>
> and one button. What i want to do is that when i click the button i
> should be able to
>
> print(terminal) the contents of both the text entry widgets. Right now i
> can print from only one
>
> widget.
>
>
>
> g_signal_connect accepts only 4 arguments. The last one is the data
> pointer when i pass
>
> another data pointer as 5 arguments, gtk spits an error which says that
> only 4 arguments
>
> are valid.
Here's how I'd do it:
struct my_params {
GtkEntry *e1, *e2;
int my_other_param;
}
...
struct my_params mp;
mp.e1 = ...;
g_signal_connect(G_OBJECT(button), "clicked", callback, &mp);
...
void callback(GtkButton *b, gpointer data)
{
struct my_params *mp = data;
/* use mp->e1 and mp->e2 */
}
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