2 * Copyright (c) 2011 Samsung Electronics Co., Ltd All Rights Reserved
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 * @file scoped_gpointer.h
18 * @author Piotr Marcinkiewicz (p.marcinkiew@samsung.com)
20 * @brief This file is the implementation file of scoped_gpointer
22 * This module is deprecated and may be removed in future.
25 #ifndef DPL_SCOPED_GPOINTER_H
26 #define DPL_SCOPED_GPOINTER_H
29 #include <glib-object.h>
30 #include <dpl/scoped_resource.h>
31 #include <dpl/assert.h>
32 #include <dpl/availability.h>
35 struct ScopedGPointerPolicy
37 typedef gpointer Type;
38 static Type NullValue()
42 static void Destroy(Type pointer)
44 if (pointer != NULL) {
45 g_object_unref(pointer);
50 template <typename Class>
51 class ScopedGPointer : public DPL::ScopedResource<ScopedGPointerPolicy>
53 typedef ScopedGPointerPolicy Policy;
54 typedef DPL::ScopedResource<Policy> BaseType;
57 explicit ScopedGPointer(typename Policy::Type pointer =
58 Policy::NullValue()) :
62 Class *operator->() const throw()
64 Assert(this->m_value != Policy::NullValue() &&
65 "Dereference of scoped NULL pointer!");
66 return static_cast<Class *>(this->m_value);
69 Class & operator *() const throw()
71 Assert(this->m_value != Policy::NullValue() &&
72 "Dereference of scoped NULL pointer!");
73 return *static_cast<Class *>(this->m_value);
78 #endif // DPL_SCOPED_GPOINTER_H