WorkerMessagingProxy.h [plain text]
#ifndef WorkerMessagingProxy_h
#define WorkerMessagingProxy_h
#include "ScriptExecutionContext.h"
#include "WorkerGlobalScopeProxy.h"
#include "WorkerLoaderProxy.h"
#include "WorkerObjectProxy.h"
#include <memory>
#include <wtf/Forward.h>
#include <wtf/Noncopyable.h>
#include <wtf/PassRefPtr.h>
#include <wtf/RefPtr.h>
#include <wtf/Vector.h>
namespace WebCore {
class DedicatedWorkerThread;
class ScriptExecutionContext;
class Worker;
class WorkerMessagingProxy : public WorkerGlobalScopeProxy, public WorkerObjectProxy, public WorkerLoaderProxy {
WTF_MAKE_NONCOPYABLE(WorkerMessagingProxy); WTF_MAKE_FAST_ALLOCATED;
public:
explicit WorkerMessagingProxy(Worker*);
virtual void startWorkerGlobalScope(const URL& scriptURL, const String& userAgent, const String& sourceCode, WorkerThreadStartMode) override;
virtual void terminateWorkerGlobalScope() override;
virtual void postMessageToWorkerGlobalScope(PassRefPtr<SerializedScriptValue>, std::unique_ptr<MessagePortChannelArray>) override;
virtual bool hasPendingActivity() const override;
virtual void workerObjectDestroyed() override;
virtual void notifyNetworkStateChange(bool isOnline) override;
virtual void connectToInspector(WorkerGlobalScopeProxy::PageInspector*) override;
virtual void disconnectFromInspector() override;
virtual void sendMessageToInspector(const String&) override;
virtual void postMessageToWorkerObject(PassRefPtr<SerializedScriptValue>, std::unique_ptr<MessagePortChannelArray>) override;
virtual void postExceptionToWorkerObject(const String& errorMessage, int lineNumber, int columnNumber, const String& sourceURL) override;
virtual void postConsoleMessageToWorkerObject(MessageSource, MessageLevel, const String& message, int lineNumber, int columnNumber, const String& sourceURL) override;
virtual void postMessageToPageInspector(const String&) override;
virtual void confirmMessageFromWorkerObject(bool hasPendingActivity) override;
virtual void reportPendingActivity(bool hasPendingActivity) override;
virtual void workerGlobalScopeClosed() override;
virtual void workerGlobalScopeDestroyed() override;
virtual void postTaskToLoader(ScriptExecutionContext::Task) override;
virtual bool postTaskForModeToWorkerGlobalScope(ScriptExecutionContext::Task, const String& mode) override;
void workerThreadCreated(PassRefPtr<DedicatedWorkerThread>);
bool askedToTerminate() const { return m_askedToTerminate; }
protected:
virtual ~WorkerMessagingProxy();
private:
friend class MessageWorkerTask;
friend class PostMessageToPageInspectorTask;
friend class WorkerGlobalScopeDestroyedTask;
friend class WorkerExceptionTask;
friend class WorkerThreadActivityReportTask;
void workerGlobalScopeDestroyedInternal();
void reportPendingActivityInternal(bool confirmingMessage, bool hasPendingActivity);
Worker* workerObject() const { return m_workerObject; }
RefPtr<ScriptExecutionContext> m_scriptExecutionContext;
Worker* m_workerObject;
bool m_mayBeDestroyed;
RefPtr<DedicatedWorkerThread> m_workerThread;
unsigned m_unconfirmedMessageCount; bool m_workerThreadHadPendingActivity;
bool m_askedToTerminate;
Vector<std::unique_ptr<ScriptExecutionContext::Task>> m_queuedEarlyTasks; WorkerGlobalScopeProxy::PageInspector* m_pageInspector;
};
}
#endif // WorkerMessagingProxy_h