109 lines
3.6 KiB
C++
109 lines
3.6 KiB
C++
/*
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* Copyright (c) 2008, Google Inc. All rights reserved.
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* Copyright (C) 2008 Apple Inc. All Rights Reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "ScriptCachedFrameData.h"
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#include "CommonVM.h"
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#include "Document.h"
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#include "Frame.h"
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#include "GCController.h"
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#include "Page.h"
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#include "PageConsoleClient.h"
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#include "PageGroup.h"
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#include "ScriptController.h"
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#include <JavaScriptCore/JSLock.h>
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#include <JavaScriptCore/StrongInlines.h>
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#include <JavaScriptCore/WeakGCMapInlines.h>
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namespace WebCore {
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using namespace JSC;
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ScriptCachedFrameData::ScriptCachedFrameData(Frame& frame)
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{
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JSLockHolder lock(commonVM());
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for (auto windowProxy : frame.windowProxy().jsWindowProxiesAsVector()) {
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auto* window = jsCast<JSDOMWindow*>(windowProxy->window());
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m_windows.add(&windowProxy->world(), Strong<JSDOMWindow>(window->vm(), window));
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window->setConsoleClient(nullptr);
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}
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frame.windowProxy().attachDebugger(nullptr);
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}
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ScriptCachedFrameData::~ScriptCachedFrameData()
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{
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clear();
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}
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void ScriptCachedFrameData::restore(Frame& frame)
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{
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JSLockHolder lock(commonVM());
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Page* page = frame.page();
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for (auto windowProxy : frame.windowProxy().jsWindowProxiesAsVector()) {
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auto* world = &windowProxy->world();
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if (auto* window = m_windows.get(world).get())
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windowProxy->setWindow(window->vm(), *window);
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else {
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ASSERT(frame.document()->domWindow());
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auto& domWindow = *frame.document()->domWindow();
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if (&windowProxy->wrapped() == &domWindow)
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continue;
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windowProxy->setWindow(domWindow);
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if (page) {
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windowProxy->attachDebugger(page->debugger());
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windowProxy->window()->setProfileGroup(page->group().identifier());
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}
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}
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if (page)
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windowProxy->window()->setConsoleClient(makeWeakPtr(page->console()));
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}
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}
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void ScriptCachedFrameData::clear()
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{
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if (m_windows.isEmpty())
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return;
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JSLockHolder lock(commonVM());
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m_windows.clear();
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GCController::singleton().garbageCollectSoon();
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}
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} // namespace WebCore
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