Il Wed, 3 Oct 2012 23:28:23 +0200 Rafał Mużyło
<galtge...@gmail.com> scrisse:
> On Wed, Oct 03, 2012 at 10:23:12PM +0200, Nicola Fontana wrote:
> > I need to catch when the file has changed in a
> > GtkFileChooserButton. I thought connecting to "file-set" was
> > enough but this signal is not emitted when the user cancels
> > (although bug 555351 does not agree [1]). Here is the proof:
> >
> >
> > #include <gtk/gtk.h>
> >
> > int main(int argc, char **argv)
> > {
> > GtkWidget *window, *chooser;
> >
> > gtk_init(&argc, &argv);
> >
> > window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
> > chooser = gtk_file_chooser_button_new(NULL,
> > GTK_FILE_CHOOSER_ACTION_OPEN);
> > gtk_container_add(GTK_CONTAINER(window), chooser);
> >
> > g_signal_connect_swapped(chooser, "file-set",
> > G_CALLBACK(g_print), "file-set\n");
> >
> > gtk_widget_show_all(window);
> > gtk_main();
> >
> > return 0;
> > }
> >
> >
> > What am I supposed to do? I can provide my custom dialog to
> > GtkFileChooserButton but checking when the file has changed in a
> > file chooser seems a too natural request for requiring such
> > effort.
> >
> Well, I'm not 100% sure what you mean (and that "callback" of yours
> looks like it's only working by chance)
No, this is valid GTK+ code.
> but the change on cancel was
> recently fixed in bug . in regard of gtk 3.4 and 3.6 (unfortunately, not in
> 2.24 though, even if it seems to be only a matter of a cherry-pick).
What I mean is pressing ESC or clicking cancel unset the file name
and I didn't find a way to catch it: this is not the same issue.
I'm using gtk 3.4.4 but I don't think it is relevant.
Ciao.
--
Nicola
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