1/* 2 * Copyright (C) 2010 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of 14 * its contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#ifndef GCActivityCallback_h 30#define GCActivityCallback_h 31 32#include <wtf/OwnPtr.h> 33#include <wtf/PassOwnPtr.h> 34 35#if USE(CF) 36#include <CoreFoundation/CoreFoundation.h> 37#endif 38 39namespace JSC { 40 41class Heap; 42 43class GCActivityCallback { 44public: 45 virtual ~GCActivityCallback() {} 46 virtual void operator()() {} 47 virtual void synchronize() {} 48 49protected: 50 GCActivityCallback() {} 51}; 52 53struct DefaultGCActivityCallbackPlatformData; 54 55class DefaultGCActivityCallback : public GCActivityCallback { 56public: 57 static PassOwnPtr<DefaultGCActivityCallback> create(Heap*); 58 59 DefaultGCActivityCallback(Heap*); 60 ~DefaultGCActivityCallback(); 61 62 void operator()(); 63 void synchronize(); 64 65#if USE(CF) 66protected: 67 DefaultGCActivityCallback(Heap*, CFRunLoopRef); 68 void commonConstructor(Heap*, CFRunLoopRef); 69#endif 70 71private: 72 OwnPtr<DefaultGCActivityCallbackPlatformData*> d; 73}; 74 75inline PassOwnPtr<DefaultGCActivityCallback> DefaultGCActivityCallback::create(Heap* heap) 76{ 77 return adoptPtr(new DefaultGCActivityCallback(heap)); 78} 79 80} 81 82#endif 83