OSXScreenSaver.h

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/*
 * Deskflow -- mouse and keyboard sharing utility
 * SPDX-FileCopyrightText: (C) 2012 - 2016 Synergy App Ltd
 * SPDX-FileCopyrightText: (C) 2004 Chris Schoeneman
 * SPDX-License-Identifier: GPL-2.0-only WITH LicenseRef-OpenSSL-Exception
 */
 
#pragma once
 
#include "deskflow/IScreenSaver.h"
 
#include <Carbon/Carbon.h>
 
class IEventQueue;

class OSXScreenSaver : public IScreenSaver
{
public:
  OSXScreenSaver(IEventQueue *events, void *eventTarget);
  ~OSXScreenSaver();
 
  // IScreenSaver overrides
  void enable() override;
  void disable() override;
  void activate() override;
  void deactivate() override;
  bool isActive() const override;
 
private:
  void processLaunched(ProcessSerialNumber psn);
  void processTerminated(ProcessSerialNumber psn);
 
  static pascal OSStatus launchTerminationCallback(EventHandlerCallRef nextHandler, EventRef theEvent, void *userData);
 
private:
  // the target for the events we generate
  void *m_eventTarget;
 
  bool m_enabled;
  void *m_screenSaverController;
  void *m_autoReleasePool;
  EventHandlerRef m_launchTerminationEventHandlerRef;
  ProcessSerialNumber m_screenSaverPSN;
  IEventQueue *m_events;
};