gobject/tests/testcommon.h

   1 /* GObject - GLib Type, Object, Parameter and Signal Library
   2  * Copyright (C) 2003 Red Hat, Inc.
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General
  15  * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #ifndef __TEST_COMMON_H__
  19 #define __TEST_COMMON_H__
  20
  21 G_BEGIN_DECLS
  22
  23 #define DEFINE_TYPE_FULL(name, prefix,                          \
  24                          class_init, base_init, instance_init,  \
  25                          parent_type, interface_decl)           \
  26 GType                                                           \
  27 prefix ## _get_type (void)                                      \
  28 {                                                               \
  29   static GType object_type = 0;                                 \
  30                                                                 \
  31   if (!object_type)                                             \
  32     {                                                           \
  33       static const GTypeInfo object_info =                      \
  34         {                                                       \
  35           sizeof (name ## Class),                               \
  36           (GBaseInitFunc) base_init,                            \
  37           (GBaseFinalizeFunc) NULL,                             \
  38           (GClassInitFunc) class_init,                          \
  39           (GClassFinalizeFunc) NULL,                            \
  40           NULL,           /* class_data */                      \
  41           sizeof (name),                                        \
  42           0,             /* n_prelocs */                        \
  43           (GInstanceInitFunc) instance_init                     \
  44         };                                                      \
  45                                                                 \
  46       object_type = g_type_register_static (parent_type,        \
  47                                             # name,             \
  48                                             &object_info, 0);   \
  49       interface_decl                                            \
  50     }                                                           \
  51                                                                 \
  52   return object_type;                                           \
  53 }
  54
  55 #define DEFINE_TYPE(name, prefix,                               \
  56                     class_init, base_init, instance_init,       \
  57                     parent_type)                                \
  58   DEFINE_TYPE_FULL(name, prefix, class_init, base_init,         \
  59                    instance_init, parent_type, {})
  60
  61 #define DEFINE_IFACE(name, prefix, base_init, dflt_init)        \
  62 GType                                                           \
  63 prefix ## _get_type (void)                                      \
  64 {                                                               \
  65   static GType iface_type = 0;                                  \
  66                                                                 \
  67   if (!iface_type)                                              \
  68     {                                                           \
  69       static const GTypeInfo iface_info =                       \
  70       {                                                         \
  71         sizeof (name ## Class),                                 \
  72         (GBaseInitFunc) base_init,                              \
  73         (GBaseFinalizeFunc) NULL,                               \
  74         (GClassInitFunc) dflt_init,                             \
  75       };                                                        \
  76                                                                 \
  77       iface_type = g_type_register_static (G_TYPE_INTERFACE,    \
  78                                             # name,             \
  79                                             &iface_info, 0);    \
  80     }                                                           \
  81   return iface_type;                                            \
  82 }
  83
  84 #define INTERFACE_FULL(type, init_func, iface_type)             \
  85 {                                                               \
  86   static GInterfaceInfo const iface =                           \
  87     {                                                           \
  88       (GInterfaceInitFunc) init_func, NULL, NULL                \
  89     };                                                          \
  90                                                                 \
  91   g_type_add_interface_static (type, iface_type, &iface);       \
  92 }
  93 #define INTERFACE(init_func, iface_type)        \
  94   INTERFACE_FULL(object_type, init_func, iface_type)
  95
  96 G_END_DECLS
  97
  98 #endif /* __TEST_COMMON_H__ */