/*

* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:  Encapsulates a wait or progress dialog.

*

*/

#ifndef FEEDS_WAIT_DIALOG_H

#define FEEDS_WAIT_DIALOG_H

// INCLUDES

#include <aknwaitnotewrapper.h> 

#include <e32base.h>

// CONSTANTS

// MACROS

// DATA TYPES

// FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

// CLASS DECLARATION

/**

*  Observer interface for the WaitDialog

*  @lib FeedsEngine.lib

*  @since 3.0

*/

class MFeedsWaitDialogListener

    {

    public:

        /**

        * Called when the user presses the cancel button.

        *

        * @since 3.0

        * @return void.

        */

        virtual void DialogDismissedL() = 0;        

    };

/**

*  Encapsulates a wait or progress dialog.

*  @lib FeedsEngine.lib

*  @since 3.0

*/

class CFeedsWaitDialog: public CBase, public MProgressDialogCallback

    {

    public:

        /**

        * Two-phased constructor.

        */

        static CFeedsWaitDialog* NewL(MFeedsWaitDialogListener& aListener);

        /**

        * Destructor.

        */        

        virtual ~CFeedsWaitDialog();

	public: // From MProgressDialogCallback

        /**

        * Called when the user presses the cancel button.

        *

        * @since ?

        * @param aButtonId The id of the pressed button.

        * @return void.

        */

        virtual void DialogDismissedL(TInt aButtonId);

    public: // New methods

        /**

        * Displays a WaitDialog.

        *

        * @since 3.0

        * @param aLabelId The label's resource id.

        * @return void.

        */

        void ShowWaitDialogL(TInt aLabelId);

        /**

        * Displays a ProgressDialog.

        *

        * @since 3.0

        * @param aLabelId The label's resource id.

        * @return void.

        */

        void ShowProgressDialogL(TInt aLabelId);

        /**

        * Updates the dialog's label.

        *

        * @since 3.0

        * @param aLabelId The label's resource id.

        * @return void.

        */

        void UpdateLabelL(TInt aLabelId);

        /**

        * For progress dialogs this method set the max progress value.

        *

        * @since 3.0

        * @param aMaxValue The progress dialog's max value.

        * @return void.

        */

        void SetMaxProgressL(TInt aMaxValue);

        /**

        * For progress dialogs this method updates the progress.

        *

        * @since 3.0

        * @param aIncrement The amount the progress changed.

        * @return void.

        */

        void UpdateProgressL(TInt aIncrement);

        /**

        * Closes the dialog.

        *

        * @since 3.0

        * @return void.

        */

        void Close();

    private:

        /**

        * C++ default constructor.

        */

        CFeedsWaitDialog(MFeedsWaitDialogListener& aListener);

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL();

    private:

        MFeedsWaitDialogListener&  iListener;

	    CAknWaitDialog*       iWaitDialog;

	    CAknProgressDialog*   iProgressDialog;

	    CEikProgressInfo*     iProgressInfo;

    };

#endif      // FEEDS_WAIT_DIALOG_H

// End of File