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Diffstat (limited to 'Source/WebCore/bindings/js/PageScriptDebugServer.cpp')
-rw-r--r-- | Source/WebCore/bindings/js/PageScriptDebugServer.cpp | 273 |
1 files changed, 0 insertions, 273 deletions
diff --git a/Source/WebCore/bindings/js/PageScriptDebugServer.cpp b/Source/WebCore/bindings/js/PageScriptDebugServer.cpp deleted file mode 100644 index e938d8900..000000000 --- a/Source/WebCore/bindings/js/PageScriptDebugServer.cpp +++ /dev/null @@ -1,273 +0,0 @@ -/* - * Copyright (c) 2011 Google Inc. All rights reserved. - * Copyright (C) 2013 Apple 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 "config.h" -#include "PageScriptDebugServer.h" - -#include "Document.h" -#include "EventLoop.h" -#include "FrameView.h" -#include "JSDOMWindowCustom.h" -#include "MainFrame.h" -#include "Page.h" -#include "PageGroup.h" -#include "PluginView.h" -#include "ScriptController.h" -#include "Timer.h" -#include "Widget.h" -#include <runtime/JSLock.h> -#include <wtf/MainThread.h> -#include <wtf/OwnPtr.h> -#include <wtf/PassOwnPtr.h> -#include <wtf/StdLibExtras.h> - -#if PLATFORM(IOS) -#include "JSDOMWindowBase.h" -#include "WebCoreThreadInternal.h" -#endif - -using namespace JSC; -using namespace Inspector; - -namespace WebCore { - -static Page* toPage(JSGlobalObject* globalObject) -{ - ASSERT_ARG(globalObject, globalObject); - - JSDOMWindow* window = asJSDOMWindow(globalObject); - Frame* frame = window->impl().frame(); - return frame ? frame->page() : 0; -} - -PageScriptDebugServer& PageScriptDebugServer::shared() -{ - DEFINE_STATIC_LOCAL(PageScriptDebugServer, server, ()); - return server; -} - -PageScriptDebugServer::PageScriptDebugServer() - : ScriptDebugServer() - , m_pausedPage(0) -{ -} - -PageScriptDebugServer::~PageScriptDebugServer() -{ -} - -void PageScriptDebugServer::addListener(ScriptDebugListener* listener, Page* page) -{ - ASSERT_ARG(listener, listener); - ASSERT_ARG(page, page); - - OwnPtr<ListenerSet>& listeners = m_pageListenersMap.add(page, nullptr).iterator->value; - if (!listeners) - listeners = adoptPtr(new ListenerSet); - - bool wasEmpty = listeners->isEmpty(); - listeners->add(listener); - - if (wasEmpty) - didAddFirstListener(page); -} - -void PageScriptDebugServer::removeListener(ScriptDebugListener* listener, Page* page, bool skipRecompile) -{ - ASSERT_ARG(listener, listener); - ASSERT_ARG(page, page); - - PageListenersMap::iterator it = m_pageListenersMap.find(page); - if (it == m_pageListenersMap.end()) - return; - - ListenerSet* listeners = it->value.get(); - listeners->remove(listener); - - if (listeners->isEmpty()) { - m_pageListenersMap.remove(it); - didRemoveLastListener(page, skipRecompile); - } -} - -void PageScriptDebugServer::recompileAllJSFunctions() -{ - JSLockHolder lock(JSDOMWindow::commonVM()); - Debugger::recompileAllJSFunctions(JSDOMWindow::commonVM()); -} - -ScriptDebugServer::ListenerSet* PageScriptDebugServer::getListenersForGlobalObject(JSGlobalObject* globalObject) -{ - Page* page = toPage(globalObject); - if (!page) - return 0; - return m_pageListenersMap.get(page); -} - -void PageScriptDebugServer::didPause(JSC::JSGlobalObject* globalObject) -{ - ASSERT(!m_pausedPage); - - Page* page = toPage(globalObject); - ASSERT(page); - if (!page) - return; - - m_pausedPage = page; - - setJavaScriptPaused(page->group(), true); -} - -void PageScriptDebugServer::didContinue(JSC::JSGlobalObject* globalObject) -{ - // Page can be null if we are continuing because the Page closed. - Page* page = toPage(globalObject); - ASSERT(!page || page == m_pausedPage); - - m_pausedPage = 0; - - if (page) - setJavaScriptPaused(page->group(), false); -} - -void PageScriptDebugServer::didAddFirstListener(Page* page) -{ - // Set debugger before recompiling to get sourceParsed callbacks. - page->setDebugger(this); - recompileAllJSFunctions(); -} - -void PageScriptDebugServer::didRemoveLastListener(Page* page, bool skipRecompile) -{ - ASSERT(page); - - if (m_pausedPage == page) - m_doneProcessingDebuggerEvents = true; - - // Clear debugger before recompiling because we do not need sourceParsed callbacks. - page->setDebugger(nullptr); - - if (!skipRecompile) - recompileAllJSFunctions(); -} - -void PageScriptDebugServer::runEventLoopWhilePaused() -{ -#if PLATFORM(IOS) - // On iOS, running an EventLoop causes us to run a nested WebRunLoop. - // Since the WebThread is autoreleased at the end of run loop iterations - // we need to gracefully handle releasing and reacquiring the lock. - ASSERT(WebThreadIsLockedOrDisabled()); - { - if (WebThreadIsEnabled()) - JSC::JSLock::DropAllLocks dropAllLocks(WebCore::JSDOMWindowBase::commonVM(), JSC::JSLock::DropAllLocks::AlwaysDropLocks); - WebRunLoopEnableNested(); -#endif - - TimerBase::fireTimersInNestedEventLoop(); - - EventLoop loop; - while (!m_doneProcessingDebuggerEvents && !loop.ended()) - loop.cycle(); - -#if PLATFORM(IOS) - WebRunLoopDisableNested(); - } - ASSERT(WebThreadIsLockedOrDisabled()); -#endif -} - -bool PageScriptDebugServer::isContentScript(ExecState* exec) const -{ - return ¤tWorld(exec) != &mainThreadNormalWorld(); -} - -void PageScriptDebugServer::reportException(ExecState* exec, JSValue exception) const -{ - WebCore::reportException(exec, exception); -} - -void PageScriptDebugServer::setJavaScriptPaused(const PageGroup& pageGroup, bool paused) -{ - setMainThreadCallbacksPaused(paused); - - const HashSet<Page*>& pages = pageGroup.pages(); - - HashSet<Page*>::const_iterator end = pages.end(); - for (HashSet<Page*>::const_iterator it = pages.begin(); it != end; ++it) - setJavaScriptPaused(*it, paused); -} - -void PageScriptDebugServer::setJavaScriptPaused(Page* page, bool paused) -{ - ASSERT_ARG(page, page); - - page->setDefersLoading(paused); - - for (Frame* frame = &page->mainFrame(); frame; frame = frame->tree().traverseNext()) - setJavaScriptPaused(frame, paused); -} - -void PageScriptDebugServer::setJavaScriptPaused(Frame* frame, bool paused) -{ - ASSERT_ARG(frame, frame); - - if (!frame->script().canExecuteScripts(NotAboutToExecuteScript)) - return; - - frame->script().setPaused(paused); - - Document* document = frame->document(); - if (paused) { - document->suspendScriptedAnimationControllerCallbacks(); - document->suspendActiveDOMObjects(ActiveDOMObject::JavaScriptDebuggerPaused); - } else { - document->resumeActiveDOMObjects(ActiveDOMObject::JavaScriptDebuggerPaused); - document->resumeScriptedAnimationControllerCallbacks(); - } - - setJavaScriptPaused(frame->view(), paused); -} - -void PageScriptDebugServer::setJavaScriptPaused(FrameView* view, bool paused) -{ - if (!view) - return; - - for (auto it = view->children().begin(), end = view->children().end(); it != end; ++it) { - Widget* widget = (*it).get(); - if (!widget->isPluginView()) - continue; - toPluginView(widget)->setJavaScriptPaused(paused); - } -} - -} // namespace WebCore |