mirror of
https://bitbucket.org/chromiumembedded/cef
synced 2024-12-08 15:45:14 +01:00
afe3cb1d67
- Add CefRenderProcessHandler callbacks for WebWorker context creation, release and uncaught exceptions. - Add CefTaskRunner class that supports posting of tasks to standard threads and WebWorker threads. - Organize V8 internal state information on a per-thread/per-Isolate basis. - Add webkit_451.patch that provides the WebKit implementation. git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@972 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
264 lines
9.8 KiB
Diff
264 lines
9.8 KiB
Diff
Index: Platform/chromium/public/WebWorkerScriptObserver.h
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===================================================================
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--- Platform/chromium/public/WebWorkerScriptObserver.h (revision 0)
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+++ Platform/chromium/public/WebWorkerScriptObserver.h (revision 0)
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@@ -0,0 +1,50 @@
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+/*
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+ * Copyright (C) 2013 Google 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
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+ * are met:
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+ * 1. 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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+ * 2. Redistributions in binary form must reproduce the above copyright
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+ * notice, this list of conditions and the following disclaimer in the
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+ * documentation and/or other materials provided with the distribution.
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+ *
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+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
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+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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+ * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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+ * ANY 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 OF THIS
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+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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+ */
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+
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+#ifndef WebWorkerScriptObserver_h
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+#define WebWorkerScriptObserver_h
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+
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+#include <v8.h>
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+
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+namespace WebKit {
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+
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+ class WebURL;
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+ class WebWorkerRunLoop;
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+
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+ class WebWorkerScriptObserver {
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+ public:
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+ // Notifies that a new script context has been created for a worker.
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+ // This will be called only once per worker context.
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+ virtual void didCreateWorkerScriptContext(const WebWorkerRunLoop&, const WebURL&, v8::Handle<v8::Context>) { }
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+
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+ // WebKit is about to release its reference to a v8 context for a worker.
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+ virtual void willReleaseWorkerScriptContext(const WebWorkerRunLoop&, const WebURL&, v8::Handle<v8::Context>) { }
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+
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+ protected:
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+ virtual ~WebWorkerScriptObserver() { }
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+ };
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+
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+} // namespace WebKit
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+
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+#endif
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Property changes on: Platform\chromium\public\WebWorkerScriptObserver.h
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___________________________________________________________________
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Added: svn:eol-style
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+ LF
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Index: WebCore/bindings/v8/WorkerScriptController.cpp
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===================================================================
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--- WebCore/bindings/v8/WorkerScriptController.cpp (revision 136040)
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+++ WebCore/bindings/v8/WorkerScriptController.cpp (working copy)
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@@ -50,11 +50,23 @@
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#if PLATFORM(CHROMIUM)
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#include <public/Platform.h>
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+#include <public/WebURL.h>
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#include <public/WebWorkerRunLoop.h>
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+#include <public/WebWorkerScriptObserver.h>
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#endif
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namespace WebCore {
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+namespace {
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+
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+static Vector<WebKit::WebWorkerScriptObserver*>& observerVector()
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+{
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+ AtomicallyInitializedStatic(Vector<WebKit::WebWorkerScriptObserver*>&, observers = *new Vector<WebKit::WebWorkerScriptObserver*>);
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+ return observers;
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+}
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+
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+} // namespace
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+
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WorkerScriptController::WorkerScriptController(WorkerContext* workerContext)
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: m_workerContext(workerContext)
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, m_isolate(v8::Isolate::New())
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@@ -72,6 +84,8 @@
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WorkerScriptController::~WorkerScriptController()
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{
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m_domDataStore.clear();
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+ if (!m_context.isEmpty())
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+ notifyWillReleaseWorkerScriptContext();
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#if PLATFORM(CHROMIUM)
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// The corresponding call to didStartWorkerRunLoop is in
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// WorkerThread::workerThread().
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@@ -133,6 +147,8 @@
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v8::Handle<v8::Object> globalObject = v8::Handle<v8::Object>::Cast(m_context->Global()->GetPrototype());
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globalObject->SetPrototype(jsWorkerContext);
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+ notifyDidCreateWorkerScriptContext();
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+
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return true;
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}
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@@ -256,6 +272,39 @@
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return workerContext->script();
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}
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+void WorkerScriptController::addObserver(WebKit::WebWorkerScriptObserver* observer)
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+{
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+ if (WebCore::WorkerThread::workerThreadCount() > 0)
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+ return;
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+
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+ observerVector().append(observer);
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+}
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+
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+void WorkerScriptController::removeObserver(WebKit::WebWorkerScriptObserver* observer)
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+{
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+ if (WebCore::WorkerThread::workerThreadCount() > 0)
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+ return;
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+
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+ Vector<WebKit::WebWorkerScriptObserver*>& observers = observerVector();
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+ size_t pos = observers.find(observer);
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+ if (pos != notFound)
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+ observers.remove(pos);
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+}
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+
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+void WorkerScriptController::notifyDidCreateWorkerScriptContext()
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+{
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+ const Vector<WebKit::WebWorkerScriptObserver*>& observers = observerVector();
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+ for (Vector<WebKit::WebWorkerScriptObserver*>::const_iterator i = observers.begin(); i != observers.end(); ++i)
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+ (*i)->didCreateWorkerScriptContext(WebKit::WebWorkerRunLoop(&m_workerContext->thread()->runLoop()), m_workerContext->url(), m_context.get());
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+}
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+
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+void WorkerScriptController::notifyWillReleaseWorkerScriptContext()
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+{
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+ const Vector<WebKit::WebWorkerScriptObserver*>& observers = observerVector();
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+ for (Vector<WebKit::WebWorkerScriptObserver*>::const_iterator i = observers.begin(); i != observers.end(); ++i)
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+ (*i)->willReleaseWorkerScriptContext(WebKit::WebWorkerRunLoop(&m_workerContext->thread()->runLoop()), m_workerContext->url(), m_context.get());
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+}
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+
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} // namespace WebCore
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#endif // ENABLE(WORKERS)
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Index: WebCore/bindings/v8/WorkerScriptController.h
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===================================================================
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--- WebCore/bindings/v8/WorkerScriptController.h (revision 136040)
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+++ WebCore/bindings/v8/WorkerScriptController.h (working copy)
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@@ -40,6 +40,10 @@
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#include <wtf/Threading.h>
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#include <wtf/text/TextPosition.h>
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+namespace WebKit {
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+class WebWorkerScriptObserver;
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+}
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+
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namespace WebCore {
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class ScriptSourceCode;
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@@ -95,10 +99,17 @@
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// Returns a local handle of the context.
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v8::Local<v8::Context> context() { return v8::Local<v8::Context>::New(m_context.get()); }
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+ // Add or remove an observer. Can only be called while no WebWorkers exist.
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+ static void addObserver(WebKit::WebWorkerScriptObserver*);
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+ static void removeObserver(WebKit::WebWorkerScriptObserver*);
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+
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private:
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bool initializeContextIfNeeded();
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void disposeContext();
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+ void notifyDidCreateWorkerScriptContext();
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+ void notifyWillReleaseWorkerScriptContext();
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+
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WorkerContext* m_workerContext;
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v8::Isolate* m_isolate;
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ScopedPersistent<v8::Context> m_context;
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Index: WebKit/chromium/public/WebWorkerInfo.h
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===================================================================
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--- WebKit/chromium/public/WebWorkerInfo.h (revision 136040)
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+++ WebKit/chromium/public/WebWorkerInfo.h (working copy)
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@@ -35,9 +35,15 @@
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namespace WebKit {
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+class WebWorkerScriptObserver;
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+
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class WebWorkerInfo {
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public:
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WEBKIT_EXPORT static unsigned dedicatedWorkerCount();
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+
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+ // Add or remove an observer. Can only be called while no WebWorkers exist.
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+ WEBKIT_EXPORT static void addScriptObserver(WebWorkerScriptObserver*);
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+ WEBKIT_EXPORT static void removeScriptObserver(WebWorkerScriptObserver*);
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};
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}
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Index: WebKit/chromium/public/WebWorkerScriptObserver.h
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===================================================================
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--- WebKit/chromium/public/WebWorkerScriptObserver.h (revision 0)
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+++ WebKit/chromium/public/WebWorkerScriptObserver.h (revision 0)
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@@ -0,0 +1,25 @@
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+/*
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+ * Copyright (C) 2013 Google 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
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+ * are met:
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+ * 1. 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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+ * 2. Redistributions in binary form must reproduce the above copyright
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+ * notice, this list of conditions and the following disclaimer in the
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+ * documentation and/or other materials provided with the distribution.
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+ *
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+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
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+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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+ * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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+ * ANY 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 OF THIS
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+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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+ */
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+
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+#include "../../../Platform/chromium/public/WebWorkerScriptObserver.h"
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Property changes on: WebKit\chromium\public\WebWorkerScriptObserver.h
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___________________________________________________________________
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Added: svn:eol-style
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+ LF
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Index: WebKit/chromium/src/WebWorkerInfo.cpp
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===================================================================
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--- WebKit/chromium/src/WebWorkerInfo.cpp (revision 136040)
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+++ WebKit/chromium/src/WebWorkerInfo.cpp (working copy)
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@@ -31,6 +31,7 @@
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#include "config.h"
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#include "WebWorkerInfo.h"
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+#include "WorkerScriptController.h"
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#include "WorkerThread.h"
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namespace WebKit {
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@@ -40,4 +41,14 @@
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return WebCore::WorkerThread::workerThreadCount();
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}
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+void WebWorkerInfo::addScriptObserver(WebWorkerScriptObserver* observer)
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+{
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+ WebCore::WorkerScriptController::addObserver(observer);
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}
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+
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+void WebWorkerInfo::removeScriptObserver(WebWorkerScriptObserver* observer)
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+{
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+ WebCore::WorkerScriptController::removeObserver(observer);
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+}
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+
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+}
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