1/* 2 * Copyright (C) 2010 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 are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#include "config.h" 32#include "Task.h" 33 34#include "WebKit.h" 35#include "WebKitClient.h" 36 37WebTask::WebTask(TaskList* list): m_taskList(list) { m_taskList->registerTask(this); } 38WebTask::~WebTask() 39{ 40 if (m_taskList) 41 m_taskList->unregisterTask(this); 42} 43 44void TaskList::unregisterTask(WebTask* task) 45{ 46 size_t index = m_tasks.find(task); 47 if (index != notFound) 48 m_tasks.remove(index); 49} 50 51void TaskList::revokeAll() 52{ 53 while (!m_tasks.isEmpty()) 54 m_tasks[0]->cancel(); 55} 56 57static void invokeTask(void* context) 58{ 59 WebTask* task = static_cast<WebTask*>(context); 60 task->run(); 61 delete task; 62} 63 64void postTask(WebTask* task) 65{ 66 WebKit::webKitClient()->callOnMainThread(invokeTask, static_cast<void*>(task)); 67} 68 69void postDelayedTask(WebTask* task, int64_t ms) 70{ 71 webkit_support::PostDelayedTask(task, ms); 72} 73 74 75