18e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project/* 28e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved. 38e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 48e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Redistribution and use in source and binary forms, with or without 58e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * modification, are permitted provided that the following conditions 68e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * are met: 78e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 1. Redistributions of source code must retain the above copyright 88e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * notice, this list of conditions and the following disclaimer. 98e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 108e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * notice, this list of conditions and the following disclaimer in the 118e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * documentation and/or other materials provided with the distribution. 128e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 138e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 148e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 158e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 168e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 178e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 188e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 198e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 208e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 218e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 228e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 238e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 248e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project */ 258e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 268e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "config.h" 278e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "CachedPage.h" 288e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 292daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch#include "CSSStyleSelector.h" 308e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "FocusController.h" 318e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "Frame.h" 328f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian#include "FrameView.h" 338e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "Page.h" 34635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project#include <wtf/CurrentTime.h> 358e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include <wtf/RefCountedLeakCounter.h> 368e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 378e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectusing namespace JSC; 388e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 398e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectnamespace WebCore { 408e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 418e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#ifndef NDEBUG 428e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectstatic WTF::RefCountedLeakCounter cachedPageCounter("CachedPage"); 438e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#endif 448e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 458e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source ProjectPassRefPtr<CachedPage> CachedPage::create(Page* page) 468e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 478e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return adoptRef(new CachedPage(page)); 488e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 498e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 508e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source ProjectCachedPage::CachedPage(Page* page) 51635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project : m_timeStamp(currentTime()) 528f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian , m_cachedMainFrame(CachedFrame::create(page->mainFrame())) 532daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch , m_needStyleRecalcForVisitedLinks(false) 548e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 558e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#ifndef NDEBUG 568e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project cachedPageCounter.increment(); 578e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#endif 588e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 598e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 608e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source ProjectCachedPage::~CachedPage() 618e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 628e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#ifndef NDEBUG 638e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project cachedPageCounter.decrement(); 648e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#endif 658e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 66231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block destroy(); 67231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block ASSERT(!m_cachedMainFrame); 688e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 698e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 708e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectvoid CachedPage::restore(Page* page) 718e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 72231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block ASSERT(m_cachedMainFrame); 738f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian ASSERT(page && page->mainFrame() && page->mainFrame() == m_cachedMainFrame->view()->frame()); 74d0825bca7fe65beaee391d30da42e937db621564Steve Block ASSERT(!page->frameCount()); 758e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 76231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block m_cachedMainFrame->open(); 77231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block 788e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project // Restore the focus appearance for the focused element. 798e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project // FIXME: Right now we don't support pages w/ frames in the b/f cache. This may need to be tweaked when we add support for that. 808e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project Document* focusedDocument = page->focusController()->focusedOrMainFrame()->document(); 818e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (Node* node = focusedDocument->focusedNode()) { 828e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (node->isElementNode()) 838e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project static_cast<Element*>(node)->updateFocusAppearance(true); 848e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project } 852daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch 862daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch if (m_needStyleRecalcForVisitedLinks) { 872daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch for (Frame* frame = page->mainFrame(); frame; frame = frame->tree()->traverseNext()) { 882daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch if (CSSStyleSelector* styleSelector = frame->document()->styleSelector()) 892daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch styleSelector->allVisitedStateChanged(); 902daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch } 912daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch } 922daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch 93231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block clear(); 948e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 958e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 968e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectvoid CachedPage::clear() 978e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 98231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block ASSERT(m_cachedMainFrame); 99231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block m_cachedMainFrame->clear(); 100231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block m_cachedMainFrame = 0; 1012daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch m_needStyleRecalcForVisitedLinks = false; 102231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block} 103231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block 104231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Blockvoid CachedPage::destroy() 105231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block{ 106231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block if (m_cachedMainFrame) 107231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block m_cachedMainFrame->destroy(); 108231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block 109231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block m_cachedMainFrame = 0; 1108e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 1118e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1128e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} // namespace WebCore 113