/*

* Copyright (c) 2200 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:  Pages manager,which is used by drop down list

*

*/

#ifndef C_PAGES_H

#define C_PAGES_H

#include <e32base.h>

#include <w32std.h>

/**

 *  Pages manager

 *

 *  Pages manager used by drop down list

 *

 *  @lib FepCtrlDropdownList.lib

 *  @since S60 v3.2

 */ 

NONSHARABLE_CLASS(CPages) : public CBase

    {

public:  

    /**

     * Create a object of CPages, static method

     *

     * @since S60 v3.2

     * @return CPages pointer.

     */

    static CPages* NewL();

    /**

     * Destructor

     *

     * @since S60 v3.2

     */     

    virtual ~CPages();        

    /**

     * Add one page into the page list

     *

     * @since S60 v3.2

     * @param aFirstIndex The first index of the page

     * @param aLastIndex The last index of the page    

     * @return None.

     */

    void AddPage(const TInt aFirstIndex, const TInt aLastIndex); 

    /**

     * Get previous index according the appointed last index

     *

     * @since S60 v3.2

     * @param aLastIndex The current last index 

     * @param aFirstIndexOfPrevious Returned first index of previous page

     * @param aLastIndexOfPrevious Returned last index of previous page

     * @return The find result, ETrue if success, else EFalse.

     */

    TBool GetPreviousIndex(const TInt aLastIndex, 

                           TInt& aFirstIndexOfPrevious, 

                           TInt& aLastIndexOfPrevious) const;

    /**

     * Reset the pages, clear all pages

     *

     * @since S60 v3.2

     * @return None.

     */

    void Reset();

    /**

     * Get page count in the list

     *

     * @since S60 v3.2

     * @return Page count.

     */

    TInt PageCount() const;    

    /**

     * Get page by appointed postion.

     *

     * @since S60 v3.2

     * @param aPos The appointed postion

     * @param aFirstIndex Returned first index of page

     * @param aLastIndex Returned last index of page

     * @return The find result, ETrue if success, else EFalse.

     */

    TBool GetPageIndexByPos(const TInt aPos, 

                            TInt& aFirstIndex, 

                            TInt& aLastIndex) const;

protected:

    /**

     * 2nd construct method

     *

     * @since S60 v3.2

     * @return None

     */      

    void ConstructL();  

private: // Data

    /**

     * the list for first indexes 

     */  

    RArray<TInt> iFirstIndexList;

    /**

     * the list for last indexes 

     */  

    RArray<TInt> iLastIndexList;

    };

#endif // C_PAGES_H

// End Of File