glib/girepository/giinterfaceinfo.h
Philip Withnall 57d64b111f girepository: Add type-checking cast macros
These follow GObject conventions, using `G_TYPE_CHECK_INSTANCE_CAST` to
cast to the given type, and potentially performing some runtime checks
of the type instance’s `GType` too.

Signed-off-by: Philip Withnall <pwithnall@gnome.org>
Fixes: #3216
2024-01-18 13:15:22 +00:00

121 lines
4.2 KiB
C

/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
* GObject introspection: Interface
*
* Copyright (C) 2005 Matthias Clasen
* Copyright (C) 2008,2009 Red Hat, Inc.
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#pragma once
#if !defined (__GIREPOSITORY_H_INSIDE__) && !defined (GI_COMPILATION)
#error "Only <girepository.h> can be included directly."
#endif
#include <girepository/gitypes.h>
G_BEGIN_DECLS
#define GI_TYPE_INTERFACE_INFO (gi_interface_info_get_type ())
/**
* GI_INTERFACE_INFO:
* @info: Info object which is subject to casting.
*
* Casts a [type@GIRepository.InterfaceInfo] or derived pointer into a
* `(GIInterfaceInfo*)` pointer.
*
* Depending on the current debugging level, this function may invoke
* certain runtime checks to identify invalid casts.
*
* Since: 2.80
*/
#define GI_INTERFACE_INFO(info) (G_TYPE_CHECK_INSTANCE_CAST ((info), GI_TYPE_INTERFACE_INFO, GIInterfaceInfo))
/**
* GI_IS_INTERFACE_INFO:
* @info: an info structure
*
* Checks if @info is a [class@GIRepository.InterfaceInfo] (or a derived type).
*
* Since: 2.80
*/
#define GI_IS_INTERFACE_INFO(info) (G_TYPE_CHECK_INSTANCE_TYPE ((info), GI_TYPE_INTERFACE_INFO))
GI_AVAILABLE_IN_ALL
unsigned int gi_interface_info_get_n_prerequisites (GIInterfaceInfo *info);
GI_AVAILABLE_IN_ALL
GIBaseInfo * gi_interface_info_get_prerequisite (GIInterfaceInfo *info,
unsigned int n);
GI_AVAILABLE_IN_ALL
unsigned int gi_interface_info_get_n_properties (GIInterfaceInfo *info);
GI_AVAILABLE_IN_ALL
GIPropertyInfo * gi_interface_info_get_property (GIInterfaceInfo *info,
unsigned int n);
GI_AVAILABLE_IN_ALL
unsigned int gi_interface_info_get_n_methods (GIInterfaceInfo *info);
GI_AVAILABLE_IN_ALL
GIFunctionInfo * gi_interface_info_get_method (GIInterfaceInfo *info,
unsigned int n);
GI_AVAILABLE_IN_ALL
GIFunctionInfo * gi_interface_info_find_method (GIInterfaceInfo *info,
const char *name);
GI_AVAILABLE_IN_ALL
unsigned int gi_interface_info_get_n_signals (GIInterfaceInfo *info);
GI_AVAILABLE_IN_ALL
GISignalInfo * gi_interface_info_get_signal (GIInterfaceInfo *info,
unsigned int n);
GI_AVAILABLE_IN_ALL
GISignalInfo * gi_interface_info_find_signal (GIInterfaceInfo *info,
const char *name);
GI_AVAILABLE_IN_ALL
unsigned int gi_interface_info_get_n_vfuncs (GIInterfaceInfo *info);
GI_AVAILABLE_IN_ALL
GIVFuncInfo * gi_interface_info_get_vfunc (GIInterfaceInfo *info,
unsigned int n);
GI_AVAILABLE_IN_ALL
GIVFuncInfo * gi_interface_info_find_vfunc (GIInterfaceInfo *info,
const char *name);
GI_AVAILABLE_IN_ALL
unsigned int gi_interface_info_get_n_constants (GIInterfaceInfo *info);
GI_AVAILABLE_IN_ALL
GIConstantInfo * gi_interface_info_get_constant (GIInterfaceInfo *info,
unsigned int n);
GI_AVAILABLE_IN_ALL
GIStructInfo * gi_interface_info_get_iface_struct (GIInterfaceInfo *info);
G_END_DECLS