1 /* GObject - GLib Type, Object, Parameter and Signal Library 2 * Copyright (C) 1998-1999, 2000-2001 Tim Janik and 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 2.1 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 #ifndef __G_TYPE_PRIVATE_H__ 18 #define __G_TYPE_PRIVATE_H__ 19 20 #if !defined (__GLIB_GOBJECT_H_INSIDE__) && !defined (GOBJECT_COMPILATION) 21 #error "Only <glib-object.h> can be included directly." 22 #endif 23 24 #include "gboxed.h" 25 #include "gclosure.h" 26 27 /*< private > 28 * GOBJECT_IF_DEBUG: 29 * @debug_type: Currently only OBJECTS and SIGNALS are supported. 30 * @code_block: Custom debug code. 31 * 32 * A convenience macro for debugging GObject. 33 * This macro is only used internally. 34 */ 35 #ifdef G_ENABLE_DEBUG 36 #define GOBJECT_IF_DEBUG(debug_type, code_block) \ 37 G_STMT_START { \ 38 if (_g_type_debug_flags & G_TYPE_DEBUG_ ## debug_type) \ 39 { code_block; } \ 40 } G_STMT_END 41 #else /* !G_ENABLE_DEBUG */ 42 #define GOBJECT_IF_DEBUG(debug_type, code_block) 43 #endif /* G_ENABLE_DEBUG */ 44 45 G_BEGIN_DECLS 46 47 G_GNUC_BEGIN_IGNORE_DEPRECATIONS 48 extern GTypeDebugFlags _g_type_debug_flags; 49 G_GNUC_END_IGNORE_DEPRECATIONS 50 51 typedef struct _GRealClosure GRealClosure; 52 struct _GRealClosure 53 { 54 GClosureMarshal meta_marshal; 55 gpointer meta_marshal_data; 56 GVaClosureMarshal va_meta_marshal; 57 GVaClosureMarshal va_marshal; 58 GClosure closure; 59 }; 60 61 #define G_REAL_CLOSURE(_c) \ 62 ((GRealClosure *)G_STRUCT_MEMBER_P ((_c), -G_STRUCT_OFFSET (GRealClosure, closure))) 63 64 void _g_value_c_init (void); /* sync with gvalue.c */ 65 void _g_value_types_init (void); /* sync with gvaluetypes.c */ 66 void _g_enum_types_init (void); /* sync with genums.c */ 67 void _g_param_type_init (void); /* sync with gparam.c */ 68 void _g_boxed_type_init (void); /* sync with gboxed.c */ 69 void _g_object_type_init (void); /* sync with gobject.c */ 70 void _g_param_spec_types_init (void); /* sync with gparamspecs.c */ 71 void _g_value_transforms_init (void); /* sync with gvaluetransform.c */ 72 void _g_signal_init (void); /* sync with gsignal.c */ 73 74 /* for gboxed.c */ 75 gpointer _g_type_boxed_copy (GType type, 76 gpointer value); 77 void _g_type_boxed_free (GType type, 78 gpointer value); 79 void _g_type_boxed_init (GType type, 80 GBoxedCopyFunc copy_func, 81 GBoxedFreeFunc free_func); 82 83 gboolean _g_closure_is_void (GClosure *closure, 84 gpointer instance); 85 gboolean _g_closure_supports_invoke_va (GClosure *closure); 86 void _g_closure_set_va_marshal (GClosure *closure, 87 GVaClosureMarshal marshal); 88 void _g_closure_invoke_va (GClosure *closure, 89 GValue /*out*/ *return_value, 90 gpointer instance, 91 va_list args, 92 int n_params, 93 GType *param_types); 94 95 /** 96 * _G_DEFINE_TYPE_EXTENDED_WITH_PRELUDE: 97 * 98 * See also G_DEFINE_TYPE_EXTENDED(). This macro is generally only 99 * necessary as a workaround for classes which have properties of 100 * object types that may be initialized in distinct threads. See: 101 * https://bugzilla.gnome.org/show_bug.cgi?id=674885 102 * 103 * Currently private. 104 */ 105 #define _G_DEFINE_TYPE_EXTENDED_WITH_PRELUDE(TN, t_n, T_P, _f_, _P_, _C_) _G_DEFINE_TYPE_EXTENDED_BEGIN_PRE (TN, t_n, T_P) {_P_;} _G_DEFINE_TYPE_EXTENDED_BEGIN_REGISTER (TN, t_n, T_P, _f_){_C_;} _G_DEFINE_TYPE_EXTENDED_END() 106 107 G_END_DECLS 108 109 #endif /* __G_TYPE_PRIVATE_H__ */ 110