// Copyright (c) 2011 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_NSAUTORELEASE_POOL_H_ #define BASE_MAC_SCOPED_NSAUTORELEASE_POOL_H_ #include "base/base_export.h" #if defined(__OBJC__) @class NSAutoreleasePool; #else // __OBJC__ class NSAutoreleasePool; #endif // __OBJC__ namespace base::mac { // ScopedNSAutoreleasePool allocates an NSAutoreleasePool when instantiated and // sends it a -drain message when destroyed. This allows an autorelease pool to // be maintained in ordinary C++ code without bringing in any direct Objective-C // dependency. // // Use only in C++ code; use @autoreleasepool in Obj-C(++) code. class BASE_EXPORT ScopedNSAutoreleasePool { public: ScopedNSAutoreleasePool(); ScopedNSAutoreleasePool(const ScopedNSAutoreleasePool&) = delete; ScopedNSAutoreleasePool& operator=(const ScopedNSAutoreleasePool&) = delete; ~ScopedNSAutoreleasePool(); // Clear out the pool in case its position on the stack causes it to be // alive for long periods of time (such as the entire length of the app). // Only use then when you're certain the items currently in the pool are // no longer needed. void Recycle(); private: NSAutoreleasePool* autorelease_pool_; }; } // namespace base::mac #endif // BASE_MAC_SCOPED_NSAUTORELEASE_POOL_H_