Re: Strange Callback Behavior

[Tristan Van Berkom <tvb gnome org>]

Peter Robinson wrote:
[...]
> void open_data_file(gpointer callback_data, guint callback_action, GtkWidget  *widget) {
>   GtkWidget *filew;
[...]
>          g_signal_connect (G_OBJECT (GTK_FILE_SELECTION (filew)->ok_button),
> 										"clicked", 
> 										G_CALLBACK (data_file_ok_sel), 
> 										 of_context);
>
> (...)
>
> In the function data_file_ok_sel, however, for some reason the pointers 
> context->fs and context->label have different values, and the program dumps core when it tries to read constext->fs as a file selection widget:

Seems you are using the somewhat obscure "swapped" flag for your "open_data_file"
callback... which you are not doing for "data_file_ok_sel"... where is the
prototype for "data_file_ok_sel" ?

Cheers,
                      -Tristan