/**
* g_source_set_closure:
* @source: the source
* @closure: a #GClosure
*
* Set the callback for a source as a #GClosure.
*
* If the source is not one of the standard GLib types, the @closure_callback
* and @closure_marshal fields of the #GSourceFuncs structure must have been
* filled in with pointers to appropriate functions.
*/
void
g_source_set_closure (GSource *source,
GClosure *closure)
{
g_return_if_fail (source != NULL);
g_return_if_fail (closure != NULL);
if (!source->source_funcs->closure_callback &&
source->source_funcs != &g_io_watch_funcs &&
source->source_funcs != &g_timeout_funcs &&
source->source_funcs != &g_idle_funcs)
{
g_critical (G_STRLOC ": closure can not be set on closure without GSourceFuncs::closure_callback\n");
return;
}
g_closure_ref (closure);
g_closure_sink (closure);
g_source_set_callback_indirect (source, closure, &closure_callback_funcs);
if (G_CLOSURE_NEEDS_MARSHAL (closure))
{
GClosureMarshal marshal = (GClosureMarshal)source->source_funcs->closure_marshal;
if (!marshal)
{
if (source->source_funcs == &g_idle_funcs ||
source->source_funcs == &g_timeout_funcs)
marshal = source_closure_marshal_BOOLEAN__VOID;
else if (source->source_funcs == &g_io_watch_funcs)
marshal = g_cclosure_marshal_BOOLEAN__FLAGS;
}
if (marshal)
g_closure_set_marshal (closure, marshal);
}
}
static void
handle_current_async (GstDiscoverer * dc)
{
GSource *source;
static GSourceCallbackFuncs cb_funcs = {
_void_g_object_ref,
g_object_unref,
get_async_cb,
};
/* Attach a timeout to the main context */
source = g_timeout_source_new (dc->priv->timeout / GST_MSECOND);
g_source_set_callback_indirect (source, g_object_ref (dc), &cb_funcs);
dc->priv->timeoutid = g_source_attach (source, dc->priv->ctx);
g_source_unref (source);
}
/**
* g_source_set_closure:
* @source: the source
* @closure: a #GClosure
*
* Set the callback for a source as a #GClosure.
*
* If the source is not one of the standard GLib types, the @closure_callback
* and @closure_marshal fields of the #GSourceFuncs structure must have been
* filled in with pointers to appropriate functions.
*/
void
g_source_set_closure (GSource *source,
GClosure *closure)
{
g_return_if_fail (source != NULL);
g_return_if_fail (closure != NULL);
if (!source->source_funcs->closure_callback &&
#ifdef G_OS_UNIX
source->source_funcs != &g_unix_fd_source_funcs &&
source->source_funcs != &g_unix_signal_funcs &&
#endif
source->source_funcs != &g_child_watch_funcs &&
source->source_funcs != &g_io_watch_funcs &&
source->source_funcs != &g_timeout_funcs &&
source->source_funcs != &g_idle_funcs)
{
g_critical (G_STRLOC ": closure cannot be set on GSource without GSourceFuncs::closure_callback\n");
return;
}
g_closure_ref (closure);
g_closure_sink (closure);
g_source_set_callback_indirect (source, closure, &closure_callback_funcs);
g_closure_add_invalidate_notifier (closure, source, closure_invalidated);
if (G_CLOSURE_NEEDS_MARSHAL (closure))
{
GClosureMarshal marshal = (GClosureMarshal)source->source_funcs->closure_marshal;
if (marshal)
g_closure_set_marshal (closure, marshal);
else if (source->source_funcs == &g_idle_funcs ||
#ifdef G_OS_UNIX
source->source_funcs == &g_unix_signal_funcs ||
#endif
source->source_funcs == &g_timeout_funcs)
g_closure_set_marshal (closure, source_closure_marshal_BOOLEAN__VOID);
else
g_closure_set_marshal (closure, g_cclosure_marshal_generic);
}
}