1/* 2 * Copyright (C) 2011 Google 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 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY 17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 */ 24 25#ifndef WebWorkerRunLoop_h 26#define WebWorkerRunLoop_h 27 28#include "WebCommon.h" 29 30namespace WebCore { 31class WorkerRunLoop; 32} 33 34namespace blink { 35 36class WebWorkerRunLoop { 37public: 38 class Task { 39 public: 40 virtual ~Task() { } 41 virtual void Run() = 0; 42 }; 43 44 // Returns true if the task was posted to a non-terminated loop. 45 BLINK_EXPORT bool postTask(Task*); 46 BLINK_EXPORT bool equals(const WebWorkerRunLoop&) const; 47 BLINK_EXPORT bool lessThan(const WebWorkerRunLoop&) const; 48 49#if BLINK_IMPLEMENTATION 50 WebWorkerRunLoop(WebCore::WorkerRunLoop*); 51#endif 52 53private: 54 WebCore::WorkerRunLoop* m_workerRunLoop; 55}; 56 57inline bool operator==(const WebWorkerRunLoop& a, const WebWorkerRunLoop& b) 58{ 59 return a.equals(b); 60} 61 62inline bool operator<(const WebWorkerRunLoop& a, const WebWorkerRunLoop& b) 63{ 64 return a.lessThan(b); 65} 66 67} 68 69#endif 70