35 lines
901 B
C++
35 lines
901 B
C++
// Copyright (c) 2013 The Chromium Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file.
|
|
|
|
#ifndef BASE_MAC_SCOPED_BLOCK_H_
|
|
#define BASE_MAC_SCOPED_BLOCK_H_
|
|
|
|
#include <Block.h>
|
|
|
|
#include "base/mac/scoped_typeref.h"
|
|
|
|
namespace base {
|
|
namespace mac {
|
|
|
|
namespace internal {
|
|
|
|
template <typename B>
|
|
struct ScopedBlockTraits {
|
|
static B InvalidValue() { return nullptr; }
|
|
static B Retain(B block) { return Block_copy(block); }
|
|
static void Release(B block) { Block_release(block); }
|
|
};
|
|
|
|
} // namespace internal
|
|
|
|
// ScopedBlock<> is patterned after ScopedCFTypeRef<>, but uses Block_copy() and
|
|
// Block_release() instead of CFRetain() and CFRelease().
|
|
|
|
template <typename B>
|
|
using ScopedBlock = ScopedTypeRef<B, internal::ScopedBlockTraits<B>>;
|
|
|
|
} // namespace mac
|
|
} // namespace base
|
|
|
|
#endif // BASE_MAC_SCOPED_BLOCK_H_
|