| /* |
| * Copyright (C) 2009 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "public/web/WebKit.h" |
| |
| #include "bindings/core/v8/Microtask.h" |
| #include "bindings/core/v8/V8Binding.h" |
| #include "bindings/core/v8/V8GCController.h" |
| #include "bindings/core/v8/V8Initializer.h" |
| #include "core/animation/AnimationClock.h" |
| #include "core/page/Page.h" |
| #include "core/workers/WorkerBackingThread.h" |
| #include "gin/public/v8_platform.h" |
| #include "modules/ModulesInitializer.h" |
| #include "platform/LayoutTestSupport.h" |
| #include "platform/Logging.h" |
| #include "platform/heap/Heap.h" |
| #include "public/platform/Platform.h" |
| #include "public/platform/WebThread.h" |
| #include "wtf/Assertions.h" |
| #include "wtf/PtrUtil.h" |
| #include "wtf/WTF.h" |
| #include "wtf/allocator/Partitions.h" |
| #include "wtf/text/AtomicString.h" |
| #include "wtf/text/TextEncoding.h" |
| #include <memory> |
| #include <v8.h> |
| |
| namespace blink { |
| |
| namespace { |
| |
| class EndOfTaskRunner : public WebThread::TaskObserver { |
| public: |
| void willProcessTask() override |
| { |
| AnimationClock::notifyTaskStart(); |
| } |
| void didProcessTask() override |
| { |
| Microtask::performCheckpoint(mainThreadIsolate()); |
| V8Initializer::reportRejectedPromisesOnMainThread(); |
| } |
| }; |
| |
| } // namespace |
| |
| static WebThread::TaskObserver* s_endOfTaskRunner = nullptr; |
| |
| static ModulesInitializer& modulesInitializer() |
| { |
| DEFINE_STATIC_LOCAL(std::unique_ptr<ModulesInitializer>, initializer, (wrapUnique(new ModulesInitializer))); |
| return *initializer; |
| } |
| |
| void initialize(Platform* platform) |
| { |
| Platform::initialize(platform); |
| |
| V8Initializer::initializeMainThread(); |
| |
| modulesInitializer().initialize(); |
| |
| // currentThread is null if we are running on a thread without a message loop. |
| if (WebThread* currentThread = platform->currentThread()) { |
| DCHECK(!s_endOfTaskRunner); |
| s_endOfTaskRunner = new EndOfTaskRunner; |
| currentThread->addTaskObserver(s_endOfTaskRunner); |
| } |
| } |
| |
| void shutdown() |
| { |
| ThreadState::current()->cleanupMainThread(); |
| |
| // currentThread() is null if we are running on a thread without a message loop. |
| if (Platform::current()->currentThread()) { |
| // We don't need to (cannot) remove s_endOfTaskRunner from the current |
| // message loop, because the message loop is already destructed before |
| // the shutdown() is called. |
| delete s_endOfTaskRunner; |
| s_endOfTaskRunner = nullptr; |
| } |
| |
| modulesInitializer().shutdown(); |
| |
| V8Initializer::shutdownMainThread(); |
| |
| Platform::shutdown(); |
| } |
| |
| v8::Isolate* mainThreadIsolate() |
| { |
| return V8PerIsolateData::mainThreadIsolate(); |
| } |
| |
| // TODO(tkent): The following functions to wrap LayoutTestSupport should be |
| // moved to public/platform/. |
| |
| void setLayoutTestMode(bool value) |
| { |
| LayoutTestSupport::setIsRunningLayoutTest(value); |
| } |
| |
| bool layoutTestMode() |
| { |
| return LayoutTestSupport::isRunningLayoutTest(); |
| } |
| |
| void setMockThemeEnabledForTest(bool value) |
| { |
| LayoutTestSupport::setMockThemeEnabledForTest(value); |
| } |
| |
| void setFontAntialiasingEnabledForTest(bool value) |
| { |
| LayoutTestSupport::setFontAntialiasingEnabledForTest(value); |
| } |
| |
| bool fontAntialiasingEnabledForTest() |
| { |
| return LayoutTestSupport::isFontAntialiasingEnabledForTest(); |
| } |
| |
| void setAlwaysUseComplexTextForTest(bool value) |
| { |
| LayoutTestSupport::setAlwaysUseComplexTextForTest(value); |
| } |
| |
| bool alwaysUseComplexTextForTest() |
| { |
| return LayoutTestSupport::alwaysUseComplexTextForTest(); |
| } |
| |
| void enableLogChannel(const char* name) |
| { |
| #if !LOG_DISABLED |
| WTFLogChannel* channel = getChannelFromName(name); |
| if (channel) |
| channel->state = WTFLogChannelOn; |
| #endif // !LOG_DISABLED |
| } |
| |
| void resetPluginCache(bool reloadPages) |
| { |
| DCHECK(!reloadPages); |
| Page::refreshPlugins(); |
| } |
| |
| void decommitFreeableMemory() |
| { |
| WTF::Partitions::decommitFreeableMemory(); |
| } |
| |
| void MemoryPressureNotificationToWorkerThreadIsolates( |
| v8::MemoryPressureLevel level) |
| { |
| WorkerBackingThread:: |
| MemoryPressureNotificationToWorkerThreadIsolates(level); |
| } |
| |
| } // namespace blink |