StateManager.h

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#ifndef _ESTATEMANAGER_H_
#define _ESTATEMANAGER_H_
 
#include <qobject.h>
#include <string>
#include <inttypes.h>
#include "StateDefines.h"
 
class State;
class StorageList;
class QString;
 
class StateManager : public QObject
{
    Q_OBJECT
public:
    StateManager();
    virtual ~StateManager();
 
    // methods related to application
    virtual void Start();
    virtual void Boot();
    virtual void Finish();
 
    virtual void OnSecondTick();
    virtual void OnMinuteTick();
 
    QString GetCurrentStateName() const;
 
protected:
    friend class State;
 
    virtual StateDefines::StateAlgorithmResult ChangeState( const QString &stateName, StorageList &storageList, const StateDefines::ChangeStateFlag changeStateFlag );
    virtual StateDefines::StateAlgorithmResult ChangeStateForResult( const QString &stateName, StorageList &storageList, const int32_t stateRequestCode );
 
    virtual StateDefines::StateAlgorithmResult FinishState( const StateDefines::FinishStateFlag finishStateFlag );
    virtual StateDefines::StateAlgorithmResult FinishStateWithResult( const int32_t stateResultCode, StorageList &storageList );
 
    virtual bool IsChangeStateForResultMapEmpty() const;
 
    virtual State *CurrentState();
    virtual void SetCurrentState( State *newState );
 
signals:
    void ResumeCurrentState();
    void EnterCurrentState();
 
private slots:
    void OnResumeCurrentState();
    void OnEnterCurrentState();
 
private:
 
    void RemovePostedUserInputEvents( const bool resumeCurrentState );
 
    bool eventFilter( QObject *object, QEvent *event );
 
    class DataClass;
    DataClass *d;
 
};
 
#endif