/*

* Copyright (c) 2004-2010 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: 

*

*/

/**

 @file

 @internalComponent

 @released

*/

#ifndef __PROGRESSBAR_H__

#define __PROGRESSBAR_H__

namespace Swi

	{

	/// How many increments to update the bar on the uninstall of a file

	const static TInt KProgressBarUninstallAmount=1;

	/// How many bytes to copy before updating the progress bar by one increment.

	const static TInt KProgressBarInstallChunkSize=1048576;  //1MB

	/// The extra increment we add onto the end to make there always be some progress.

	const static TInt KProgressBarEndIncrement=1;

	/// Percentage of completion required before updating the progress bar.

    const static TInt KProgressBarIncrement=1;

	/**

	 * Utility function to get how much to update the progress bar for a certain

	 * size of file copied. The smallest increment is KProgressBarEndIncrement since we always want to show that 

	 * some progress has occurred.

	 */

	TInt ProgressBarFileIncrement(TInt64 aSize);

	/**

	 * Utility function to get how much to update the progress bar for a certain

	 * size of chunk copied. 

	 */

	TInt ProgressBarChunkIncrement(TInt64 aSize);

	inline TInt ProgressBarChunkIncrement(TInt64 aSize)

		{

		return I64LOW(aSize) / KProgressBarInstallChunkSize;

		}

	inline TInt ProgressBarFileIncrement(TInt64 aSize)

		{

		return KProgressBarEndIncrement + ProgressBarChunkIncrement(aSize);

		}

	}

#endif