/**
* g_signal_info_true_stops_emit:
* @info: a #GISignalInfo
*
* Obtain if the returning true in the signal handler will
* stop the emission of the signal.
*
* Returns: %TRUE if returning true stops the signal emission
*/
gboolean
g_signal_info_true_stops_emit (GISignalInfo *info)
{
GIRealInfo *rinfo = (GIRealInfo *)info;
SignalBlob *blob;
g_return_val_if_fail (info != NULL, 0);
g_return_val_if_fail (GI_IS_SIGNAL_INFO (info), 0);
blob = (SignalBlob *)&rinfo->typelib->data[rinfo->offset];
return blob->true_stops_emit;
}
static void
prepare_invocation_info (GPerlI11nInvocationInfo *iinfo,
GICallableInfo *info)
{
gint orig_n_args;
guint i;
dwarn ("invoke: %s\n"
" n_args: %d\n",
g_base_info_get_name (info),
g_callable_info_get_n_args (info));
iinfo->interface = info;
iinfo->is_function = GI_IS_FUNCTION_INFO (info);
iinfo->is_vfunc = GI_IS_VFUNC_INFO (info);
iinfo->is_callback = (g_base_info_get_type (info) == GI_INFO_TYPE_CALLBACK);
iinfo->is_signal = GI_IS_SIGNAL_INFO (info);
dwarn (" is_function = %d, is_vfunc = %d, is_callback = %d\n",
iinfo->is_function, iinfo->is_vfunc, iinfo->is_callback);
orig_n_args = g_callable_info_get_n_args (info);
g_assert (orig_n_args >= 0);
iinfo->n_args = (guint) orig_n_args;
if (iinfo->n_args) {
iinfo->arg_infos = gperl_alloc_temp (sizeof (GITypeInfo*) * iinfo->n_args);
iinfo->arg_types = gperl_alloc_temp (sizeof (GITypeInfo*) * iinfo->n_args);
iinfo->aux_args = gperl_alloc_temp (sizeof (GIArgument) * iinfo->n_args);
} else {
iinfo->arg_infos = NULL;
iinfo->arg_types = NULL;
iinfo->aux_args = NULL;
}
for (i = 0 ; i < iinfo->n_args ; i++) {
iinfo->arg_infos[i] = g_callable_info_get_arg (info, (gint) i);
iinfo->arg_types[i] = g_arg_info_get_type (iinfo->arg_infos[i]);
}
iinfo->return_type_info = g_callable_info_get_return_type (info);
iinfo->has_return_value =
GI_TYPE_TAG_VOID != g_type_info_get_tag (iinfo->return_type_info);
iinfo->return_type_ffi = g_type_info_get_ffi_type (iinfo->return_type_info);
iinfo->return_type_transfer = g_callable_info_get_caller_owns (info);
iinfo->callback_infos = NULL;
iinfo->array_infos = NULL;
iinfo->free_after_call = NULL;
}
/**
* g_signal_info_get_class_closure:
* @info: a #GISignalInfo
*
* Obtain the class closure for this signal if one is set. The class
* closure is a virtual function on the type that the signal belongs to.
* If the signal lacks a closure %NULL will be returned.
*
* Returns: (transfer full): the class closure or %NULL
*/
GIVFuncInfo *
g_signal_info_get_class_closure (GISignalInfo *info)
{
GIRealInfo *rinfo = (GIRealInfo *)info;
SignalBlob *blob;
g_return_val_if_fail (info != NULL, 0);
g_return_val_if_fail (GI_IS_SIGNAL_INFO (info), 0);
blob = (SignalBlob *)&rinfo->typelib->data[rinfo->offset];
if (blob->has_class_closure)
return g_interface_info_get_vfunc ((GIInterfaceInfo *)rinfo->container, blob->class_closure);
return NULL;
}
/**
* g_signal_info_get_flags:
* @info: a #GISignalInfo
*
* Obtain the flags for this signal info. See #GSignalFlags for
* more information about possible flag values.
*
* Returns: the flags
*/
GSignalFlags
g_signal_info_get_flags (GISignalInfo *info)
{
GSignalFlags flags;
GIRealInfo *rinfo = (GIRealInfo *)info;
SignalBlob *blob;
g_return_val_if_fail (info != NULL, 0);
g_return_val_if_fail (GI_IS_SIGNAL_INFO (info), 0);
blob = (SignalBlob *)&rinfo->typelib->data[rinfo->offset];
flags = 0;
if (blob->run_first)
flags = flags | G_SIGNAL_RUN_FIRST;
if (blob->run_last)
flags = flags | G_SIGNAL_RUN_LAST;
if (blob->run_cleanup)
flags = flags | G_SIGNAL_RUN_CLEANUP;
if (blob->no_recurse)
flags = flags | G_SIGNAL_NO_RECURSE;
if (blob->detailed)
flags = flags | G_SIGNAL_DETAILED;
if (blob->action)
flags = flags | G_SIGNAL_ACTION;
if (blob->no_hooks)
flags = flags | G_SIGNAL_NO_HOOKS;
return flags;
}
