girepository/gicallableinfo.h

   1 /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
   2  * GObject introspection: Callable
   3  *
   4  * Copyright (C) 2005 Matthias Clasen
   5  * Copyright (C) 2008,2009 Red Hat, Inc.
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the
  19  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  20  * Boston, MA 02111-1307, USA.
  21  */
  22
  23 #ifndef __GICALLABLEINFO_H__
  24 #define __GICALLABLEINFO_H__
  25
  26 #if !defined (__GIREPOSITORY_H_INSIDE__) && !defined (GI_COMPILATION)
  27 #error "Only <girepository.h> can be included directly."
  28 #endif
  29
  30 #include <gitypes.h>
  31
  32 G_BEGIN_DECLS
  33
  34 #define GI_IS_CALLABLE_INFO(info)                                       \
  35     ((g_base_info_get_type((GIBaseInfo*)info) == GI_INFO_TYPE_FUNCTION) || \
  36      (g_base_info_get_type((GIBaseInfo*)info) == GI_INFO_TYPE_CALLBACK) || \
  37      (g_base_info_get_type((GIBaseInfo*)info) == GI_INFO_TYPE_SIGNAL) || \
  38      (g_base_info_get_type((GIBaseInfo*)info) == GI_INFO_TYPE_VFUNC))
  39
  40 GITypeInfo *           g_callable_info_get_return_type (GICallableInfo *info);
  41 void                   g_callable_info_load_return_type (GICallableInfo *info,
  42                                                          GITypeInfo     *type);
  43 const gchar *          g_callable_info_get_return_attribute (GICallableInfo *info,
  44                                                              const gchar    *name);
  45 gboolean               g_callable_info_iterate_return_attributes (GICallableInfo  *info,
  46                                                                   GIAttributeIter *iterator,
  47                                                                   char           **name,
  48                                                                   char          **value);
  49 GITransfer             g_callable_info_get_caller_owns (GICallableInfo *info);
  50 gboolean               g_callable_info_may_return_null (GICallableInfo *info);
  51 gboolean               g_callable_info_skip_return     (GICallableInfo *info);
  52 gint                   g_callable_info_get_n_args      (GICallableInfo *info);
  53 GIArgInfo *            g_callable_info_get_arg         (GICallableInfo *info,
  54                                                         gint            n);
  55 void                   g_callable_info_load_arg        (GICallableInfo *info,
  56                                                         gint            n,
  57                                                         GIArgInfo      *arg);
  58 gboolean               g_callable_info_invoke          (GICallableInfo   *info,
  59                                                         gpointer          function,
  60                                                         const GIArgument *in_args,
  61                                                         int               n_in_args,
  62                                                         const GIArgument *out_args,
  63                                                         int               n_out_args,
  64                                                         GIArgument       *return_value,
  65                                                         gboolean          is_method,
  66                                                         gboolean          throws,
  67                                                         GError          **error);
  68 G_END_DECLS
  69
  70
  71 #endif  /* __GICALLABLEINFO_H__ */
  72