AppManager.h

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#ifndef _APPMANAGER_H_
#define _APPMANAGER_H_

#include <Arduino.h>
#include <IButton.h>
#include <IInputDevice.h>
#include <IUniversalInputCallback.h>
#include <UniversalInputTypes.h>

#include "Dilbert.h"

#define MAX_NUM_APPS 16

#define BACKLIGHT_STATE_FULL 2
#define BACKLIGHT_STATE_DIM 1
#define BACKLIGHT_STATE_OFF 0

class App;

class AppManager : public IUniversalInputCallback
{
public:
  AppManager(Dilbert *badge);
  virtual ~AppManager();

  void begin();

  uint8_t addApp(App *app);

  bool activateAppByName(char *name);
  bool activateAppByIdx(uint8_t idx);

  uint8_t appIdx(char *name);
  uint8_t appIdx(App *app) const;

  inline App *app(uint8_t idx)
  {
    return m_apps[idx];
  }

  size_t numApps() const;

  inline App *activeApp()
  {
    return m_apps[m_activeAppIdx];
  }

  void feedBacklight(uint8_t status = BACKLIGHT_STATE_FULL);

  void run();

  void handleUniversalInputEvent(inputtype_t type, IInputDevice *device);

private:
  void updateBacklightOutput();

private:
  Dilbert *m_badge;
  App *m_apps[MAX_NUM_APPS];
  char *m_appNames[MAX_NUM_APPS];
  uint8_t m_activeAppIdx;

  IButton *m_bButton;
  bool m_appExitFlag;

  uint8_t m_backlightStatus;
  uint32_t m_lastBacklightFeedTime;
};

#endif