sl@0: // Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of the License "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: #ifndef __TSTATE_H__
sl@0: #define __TSTATE_H__
sl@0: 
sl@0: #include "usbmsshared.h"
sl@0: #include "cpropertywatch.h"
sl@0: 
sl@0: class TState
sl@0: {
sl@0: public:
sl@0:     TState(int id) : stateId(id) {}
sl@0:     virtual ~TState() {}
sl@0:     
sl@0:     virtual void MoveTo(int aStateId) const = 0;
sl@0:     TInt GetStateId() const {return stateId;}
sl@0: 
sl@0: private:
sl@0:     const TInt stateId;
sl@0: };
sl@0: 
sl@0: //////////////////////////////////////////////////////////////
sl@0: 
sl@0: class TDisconnected : public TState
sl@0: {
sl@0: public:
sl@0:     TDisconnected() : TState(EUsbMsDriveState_Disconnected){}
sl@0:     ~TDisconnected(){}
sl@0: 
sl@0:     void MoveTo(TInt aStateId) const;
sl@0: 
sl@0: private:
sl@0:     void MoveToConnecting() const;
sl@0:     void MoveToConnected() const;
sl@0: };
sl@0: 
sl@0: //////////////////////////////////////////////////////////////
sl@0: 
sl@0: class TConnecting : public TState
sl@0: {
sl@0: public:
sl@0:     TConnecting() : TState(EUsbMsDriveState_Connecting){}
sl@0:     ~TConnecting(){}
sl@0: 
sl@0:     void MoveTo(TInt aStateId) const;
sl@0: 
sl@0: private:
sl@0:     void MoveToWritten() const;
sl@0: };
sl@0: 
sl@0: //////////////////////////////////////////////////////////////
sl@0: 
sl@0: class TConnected : public TState
sl@0: {
sl@0: public:
sl@0:     TConnected() : TState(EUsbMsDriveState_Connected){}
sl@0:     ~TConnected(){}
sl@0: 
sl@0:     void MoveTo(TInt aStateId) const;
sl@0: 
sl@0: private:
sl@0:     void MoveToActive() const;
sl@0: };
sl@0: 
sl@0: //////////////////////////////////////////////////////////////
sl@0: 
sl@0: class TDisconnecting : public TState
sl@0: {
sl@0: public:
sl@0:     TDisconnecting() : TState(EUsbMsDriveState_Disconnecting){}
sl@0:     ~TDisconnecting(){}
sl@0: 
sl@0:     void MoveTo(TInt aStateId) const;
sl@0: 
sl@0: private:
sl@0:     void MoveToDisconnected() const;
sl@0: };
sl@0: 
sl@0: //////////////////////////////////////////////////////////////
sl@0: 
sl@0: class TActive : public TState
sl@0: {
sl@0: public:
sl@0:     TActive() : TState(EUsbMsDriveState_Active){}
sl@0:     ~TActive(){}
sl@0: 
sl@0:     void MoveTo(TInt aStateId) const;
sl@0:     
sl@0: private:
sl@0:     void MoveToLocked() const;
sl@0:     void MoveToDisconnecting() const;
sl@0: };
sl@0: 
sl@0: //////////////////////////////////////////////////////////////
sl@0: 
sl@0: class TLocked : public TState
sl@0: {
sl@0: public:
sl@0:     TLocked() : TState(EUsbMsDriveState_Locked){}
sl@0:     ~TLocked(){}
sl@0: 
sl@0:     void MoveTo(TInt aStateId) const;
sl@0: 
sl@0: private:
sl@0:     void MoveToDisconnecting() const;
sl@0: };
sl@0: 
sl@0: //////////////////////////////////////////////////////////////
sl@0: 
sl@0: class TWritten : public TState
sl@0: {
sl@0: public:
sl@0:     TWritten() : TState(EUsbMsState_Written){}
sl@0:     ~TWritten(){}
sl@0: 
sl@0:     void MoveTo(TInt aStateId) const;
sl@0: 
sl@0: private:
sl@0:     void MoveToRead() const;
sl@0: };
sl@0: 
sl@0: //////////////////////////////////////////////////////////////
sl@0: 
sl@0: class TRead : public TState
sl@0: {
sl@0: public:
sl@0:     TRead() : TState(EUsbMsState_Read){}
sl@0:     ~TRead(){}
sl@0: 
sl@0:     void MoveTo(TInt aStateId) const;
sl@0: 
sl@0: private:
sl@0:     void MoveToDisconnected() const;
sl@0: };
sl@0: 
sl@0: #endif // __TSTATE_H__    
sl@0:    
sl@0: 
sl@0: