/** * 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; }