15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2008 Apple Inc. All Rights Reserved. 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Redistribution and use in source and binary forms, with or without 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * modification, are permitted provided that the following conditions 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * are met: 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 1. Redistributions of source code must retain the above copyright 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * notice, this list of conditions and the following disclaimer. 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 2. Redistributions in binary form must reproduce the above copyright 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * notice, this list of conditions and the following disclaimer in the 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * documentation and/or other materials provided with the distribution. 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#include "config.h" 281e202183a5dc46166763171984b285173f8585e5Torne (Richard Coles)#include "core/frame/SuspendableTimer.h" 295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 30c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)namespace blink { 315c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 321e202183a5dc46166763171984b285173f8585e5Torne (Richard Coles)SuspendableTimer::SuspendableTimer(ExecutionContext* context) 33926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) : ActiveDOMObject(context) 345c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) , m_nextFireInterval(0) 355c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) , m_repeatInterval(0) 365c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) , m_active(false) 37197021e6b966cfb06891637935ef33fff06433d1Ben Murdoch#if ENABLE(ASSERT) 385c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) , m_suspended(false) 395c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#endif 405c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 415c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 425c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 435c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)SuspendableTimer::~SuspendableTimer() 445c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 455c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 465c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 475c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)bool SuspendableTimer::hasPendingActivity() const 485c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 495c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return isActive(); 505c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 515c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 525c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)void SuspendableTimer::stop() 535c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 545c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) TimerBase::stop(); 555c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 565c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 571e202183a5dc46166763171984b285173f8585e5Torne (Richard Coles)void SuspendableTimer::suspend() 585c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 59197021e6b966cfb06891637935ef33fff06433d1Ben Murdoch#if ENABLE(ASSERT) 605c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) ASSERT(!m_suspended); 615c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) m_suspended = true; 625c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#endif 635c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) m_active = isActive(); 645c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) if (m_active) { 655c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) m_nextFireInterval = nextUnalignedFireInterval(); 665c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) m_repeatInterval = repeatInterval(); 675c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) TimerBase::stop(); 685c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 695c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 705c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 715c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)void SuspendableTimer::resume() 725c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 73197021e6b966cfb06891637935ef33fff06433d1Ben Murdoch#if ENABLE(ASSERT) 745c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) ASSERT(m_suspended); 755c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) m_suspended = false; 765c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#endif 77d5428f32f5d1719f774f62e19147104ca245a3abTorne (Richard Coles) // FIXME: FROM_HERE is wrong here. 785c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) if (m_active) 79d5428f32f5d1719f774f62e19147104ca245a3abTorne (Richard Coles) start(m_nextFireInterval, m_repeatInterval, FROM_HERE); 805c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 815c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 82c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)} // namespace blink 83