FootpedalHotkeyView.h

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/*=============================================================================

  NifTK: A software platform for medical image computing.

  Copyright (c) University College London (UCL). All rights reserved.

  This software is distributed WITHOUT ANY WARRANTY; without even
  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  PURPOSE.

  See LICENSE.txt in the top level directory for details.

=============================================================================*/
 
#ifndef FootpedalHotkeyView_h
#define FootpedalHotkeyView_h

#include <niftkBaseView.h>
#include <service/event/ctkEvent.h>
#include "ui_FootpedalHotkeyViewWidget.h"
#include <QTimer>

namespace niftk
{
  class WindowsHotkeyHandler;
}

class FootpedalHotkeyView : public niftk::BaseView, public Ui::FootpedalHotkeyViewWidget
{  
  Q_OBJECT

public:

  FootpedalHotkeyView();
  virtual ~FootpedalHotkeyView();

  static const char* VIEW_ID;

  virtual std::string GetViewID() const;

signals:
  void OnFootSwitch1Start(ctkDictionary d);
  void OnFootSwitch1Stop(ctkDictionary d);
  void OnFootSwitch2Start(ctkDictionary d);
  void OnFootSwitch2Stop(ctkDictionary d);
  void OnFootSwitch3Start(ctkDictionary d);
  void OnFootSwitch3Stop(ctkDictionary d);

protected:

  virtual void CreateQtPartControl(QWidget *parent);

  virtual void SetFocus();


  void WriteCurrentConfig(const QString& directory) const;

protected slots:


private slots:

  void OnRecordingStarted(const ctkEvent& event);

  void OnHotkeyPressed(niftk::WindowsHotkeyHandler* sender, int hotkey);

  void OnTimer1();
  void OnTimer2();
  void OnTimer3();

private:
  niftk::WindowsHotkeyHandler*    m_Footswitch1;
  QTimer*                         m_Footswitch1OffTimer;    // to emulate hotkey-release events.
  niftk::WindowsHotkeyHandler*    m_Footswitch2;
  QTimer*                         m_Footswitch2OffTimer;
  niftk::WindowsHotkeyHandler*    m_Footswitch3;
  QTimer*                         m_Footswitch3OffTimer;


  // these are coming from the ctk event bus admin. we use them to explicitly unregister ourself.
  qlonglong           m_IGIRecordingStartedSubscriptionID;
};

#endif // FootpedalHotkeyView_h