15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2006, 2007, 2009 Apple Inc. All rights reserved. 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies) 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * This library is free software; you can redistribute it and/or 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * modify it under the terms of the GNU Library General Public 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * License as published by the Free Software Foundation; either 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * version 2 of the License, or (at your option) any later version. 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * This library is distributed in the hope that it will be useful, 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * but WITHOUT ANY WARRANTY; without even the implied warranty of 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Library General Public License for more details. 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * You should have received a copy of the GNU Library General Public License 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * along with this library; see the file COPYING.LIB. If not, write to 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Boston, MA 02110-1301, USA. 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#include "config.h" 2253e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/page/PageGroupLoadDeferrer.h" 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2453e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/dom/Document.h" 25304f76f9712bb8bf182649e3408252f91dbb8d53Torne (Richard Coles)#include "core/loader/FrameLoader.h" 2653e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/page/Frame.h" 2753e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/page/Page.h" 2853e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/page/PageGroup.h" 290019e4eead4d990e4304c54a9028aca9122fb256Ben Murdoch#include "wtf/HashSet.h" 305c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 315c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)namespace WebCore { 325c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 335c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)using namespace std; 345c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 355c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)PageGroupLoadDeferrer::PageGroupLoadDeferrer(Page* page, bool deferSelf) 365c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 375c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) const HashSet<Page*>& pages = page->group().pages(); 385c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 395c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) HashSet<Page*>::const_iterator end = pages.end(); 405c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) for (HashSet<Page*>::const_iterator it = pages.begin(); it != end; ++it) { 415c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) Page* otherPage = *it; 425c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) if ((deferSelf || otherPage != page)) { 435c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) if (!otherPage->defersLoading()) { 445c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) m_deferredFrames.append(otherPage->mainFrame()); 455c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 46304f76f9712bb8bf182649e3408252f91dbb8d53Torne (Richard Coles) // Ensure that we notify the client if the initial empty document is accessed before showing anything 47304f76f9712bb8bf182649e3408252f91dbb8d53Torne (Richard Coles) // modal, to prevent spoofs while the modal window or sheet is visible. 48304f76f9712bb8bf182649e3408252f91dbb8d53Torne (Richard Coles) otherPage->mainFrame()->loader()->notifyIfInitialDocumentAccessed(); 49304f76f9712bb8bf182649e3408252f91dbb8d53Torne (Richard Coles) 505c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) // This code is not logically part of load deferring, but we do not want JS code executed beneath modal 515c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) // windows or sheets, which is exactly when PageGroupLoadDeferrer is used. 525c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) for (Frame* frame = otherPage->mainFrame(); frame; frame = frame->tree()->traverseNext()) 535c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) frame->document()->suspendScheduledTasks(ActiveDOMObject::WillDeferLoading); 545c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 555c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 565c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 575c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 585c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) size_t count = m_deferredFrames.size(); 595c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) for (size_t i = 0; i < count; ++i) 605c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) if (Page* page = m_deferredFrames[i]->page()) 615c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) page->setDefersLoading(true); 625c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 635c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 645c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)PageGroupLoadDeferrer::~PageGroupLoadDeferrer() 655c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 665c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) for (size_t i = 0; i < m_deferredFrames.size(); ++i) { 675c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) if (Page* page = m_deferredFrames[i]->page()) { 685c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) page->setDefersLoading(false); 695c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 705c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) for (Frame* frame = page->mainFrame(); frame; frame = frame->tree()->traverseNext()) 715c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) frame->document()->resumeScheduledTasks(); 725c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 735c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 745c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 755c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 765c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 775c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} // namespace WebCore 78