/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0""

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

*

*/

#ifndef C_CHNSPLITITUTUISTATEPREDICTBASE_H

#define C_CHNSPLITITUTUISTATEPREDICTBASE_H

#include "peninputsplititutuistatebase.h"

/**

 *  class CChnSplitItutUiStatePredict.

 *

 *  chinese split itu-t predict state

 *

 *  @lib peninputsplititut.lib

 *  @since S60 v5.0

 */

class CChnSplitItutUiStatePredict : public CSplitItutUiStateBase

    {

public:

    /** 

     * Symbian constructor.

     *

     * @since S60 5.0

     * 

     * @param aOwner

     * @return Pointer to created CChnSplitItutUiStatePredict object

     */

    static CChnSplitItutUiStatePredict* NewL(CSplitItutUiMgrBase* aOwner);

    /**

     * standard c++ destructor.

     *

     * @since S60 5.0

     * @return none

     */

    ~CChnSplitItutUiStatePredict();

    /**

     * From CSplitItutUiStateBase

     * exit current state

     *

     * @since S60 5.0

     * @return none

     */

    void OnExit();

    /**

     * From CSplitItutUiStateBase

     * exit current state

     *

     * @since S60 5.0

     * @return none

     */

    void OnEntryL();

    /**

     * From CSplitItutUiStateBase

     * exit current state

     *

     * @since S60 5.0

     * @return 

     */

    CSplitItutUiMgrBase::TUiState StateType();

    /**

     * From CSplitItutUiStateBase

     * handle key event

     *

     * @since S60 5.0

     * @param aCmd

     * @param aKey

     * @return none

     */

    TBool HandleKeyL(TInt aCmd, TInt aKey);

    /**

     * From CSplitItutUiStateBase

     * handle control event

     *

     * @since S60 5.0

     * @param aEventType

     * @param aCtrl

     * @param aEventData

     * @return none

     */

    TBool HandleCtrlEventL( TInt aEventType, 

                            CFepUiBaseCtrl* aCtrl, 

                            const TDesC& aEventData);

protected:

    /**

     * C++ constructor

     *

     * @since S60 5.0

     * @param aOwner

     * @return none

     */

    CChnSplitItutUiStatePredict(CSplitItutUiMgrBase* aOwner);

private:

    /**

     * is valid key

     *

     * @since S60 5.0

     * @param aKey

     * @return none

     */

    TBool IsKeyValid(TInt aKey);

    /**

     * remove duplicate candidate

     *

     * @since S60 5.0

     * @param aSrc

     * @param aTgt

     * @param aSrcStartIdx

     * @param aTgtStartIdx

     * @return none

     */

    TInt RemoveDuplicateCand(const RPointerArray<HBufC>& aSrc,

                             RPointerArray<HBufC>& aTgt,

                             TInt aSrcStartIdx,

                             TInt aTgtStartIdx);

private:

    /**

     * last over lap index

     */

    TInt iLastOverlapIdx;    

    };

#endif //C_CHNSPLITITUTUISTATEPREDICTBASE_H