/* | |
* Copyright (C) 2006, 2007, 2009 Apple Inc. All rights reserved. | |
* Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies) | |
* | |
* This library is free software; you can redistribute it and/or | |
* modify it under the terms of the GNU Library General Public | |
* License as published by the Free Software Foundation; either | |
* version 2 of the License, or (at your option) any later version. | |
* | |
* This library is distributed in the hope that it will be useful, | |
* but WITHOUT ANY WARRANTY; without even the implied warranty of | |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
* Library General Public License for more details. | |
* | |
* You should have received a copy of the GNU Library General Public License | |
* along with this library; see the file COPYING.LIB. If not, write to | |
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
* Boston, MA 02110-1301, USA. | |
*/ | |
#include "config.h" | |
#include "PageGroupLoadDeferrer.h" | |
#include "Frame.h" | |
#include "Page.h" | |
#include "PageGroup.h" | |
#include <wtf/HashSet.h> | |
namespace WebCore { | |
using namespace std; | |
PageGroupLoadDeferrer::PageGroupLoadDeferrer(Page* page, bool deferSelf) | |
{ | |
const HashSet<Page*>& pages = page->group().pages(); | |
HashSet<Page*>::const_iterator end = pages.end(); | |
for (HashSet<Page*>::const_iterator it = pages.begin(); it != end; ++it) { | |
Page* otherPage = *it; | |
if ((deferSelf || otherPage != page)) { | |
if (!otherPage->defersLoading()) | |
m_deferredFrames.append(otherPage->mainFrame()); | |
// This code is not logically part of load deferring, but we do not want JS code executed beneath modal | |
// windows or sheets, which is exactly when PageGroupLoadDeferrer is used. | |
for (Frame* frame = otherPage->mainFrame(); frame; frame = frame->tree()->traverseNext()) | |
frame->document()->suspendActiveDOMObjects(); | |
} | |
} | |
size_t count = m_deferredFrames.size(); | |
for (size_t i = 0; i < count; ++i) | |
if (Page* page = m_deferredFrames[i]->page()) | |
page->setDefersLoading(true); | |
} | |
PageGroupLoadDeferrer::~PageGroupLoadDeferrer() | |
{ | |
for (size_t i = 0; i < m_deferredFrames.size(); ++i) { | |
if (Page* page = m_deferredFrames[i]->page()) { | |
page->setDefersLoading(false); | |
for (Frame* frame = page->mainFrame(); frame; frame = frame->tree()->traverseNext()) | |
frame->document()->resumeActiveDOMObjects(); | |
} | |
} | |
} | |
} // namespace WebCore |