// Copyright (c) 2007-2009 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 "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members

// which accompanies this distribution, and is available

// at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

// Interface class for listing/removing uninstalled packages from a removable drive

// 

//

/**

 @file 

 @publishedAll

 @released

*/

#ifndef __PKGREMOVER_H__

#define __PKGREMOVER_H__

#include <e32base.h>

#include <f32fsys.h>

#include <s32mem.h>

namespace Swi

{

class CUninstalledPackageEntry;

/**

 * This class provides static methods for managing uninstalled native packages

 * (SIS files) that are taking up space on removable drives.

 *

 * @publishedAll

 * @released

 */

NONSHARABLE_CLASS(UninstalledSisPackages)

{

public:

	/**

	 * Get the list of uninstalled packages on a specified removable drive. In

	 * this context uninstalled means 'not known by this phone'. This will list

	 * uninstalled PA & PP files found in the SWI Daemon's private directory, and

	 * will also search the sis registry files on the drive for uninstalled

	 * applications.

	 *

	 * @param aDrive    		Removable drive number (@see TDriveNumber)

	 * @param aPackageList      Array of pointers to the uninstalled packages

	 *							found on the specified drive (@see

	 *                          CUninstalledPackageEntry). This array is assumed to be empty.

	 *							The caller takes ownership of the elements added to the array.

	 * @leave					One of the system-wide error codes.

	 * @leave                   KErrNotRemovable If the drive is not removable or is substed

	 * @leave					KErrPackageFileCorrupt If an error occurs during the processing of files

	 * @capability              ReadDeviceData Required to access protected directories during listing operation

	 * @capability              ProtServ Required to access services of software installer

	 * @capability             	TrustedUI Required to access services of software installer

	 */

	IMPORT_C static void ListL(TDriveNumber aDrive, RPointerArray<CUninstalledPackageEntry>& aPackageList);

	/**

	 * Remove the specified uninstalled package. The following restrictions apply to the files that will be removed:

	 * <ul>

	 * <li> For security reasons only files on the same drive as the package controller will be removed. Files on other drives will be orphaned.

	 * <li> Files belonging to other packages will not be removed.

	 * </ul>

	 *

	 * @param aPackage			The uninstalled package to remove (@see CUninstalledPackageEntry)

	 * @leave					One of the system-wide error codes.

	 * @leave                   KErrNotRemovable If the drive is not removable or is substed

	 * @leave					KErrPackageIsInstalled If the specified package is installed on the device

	 * @leave					KErrPackageFileCorrupt If an error occurs during the processing of files

	 * @capability				WriteDeviceData Required to write to protected directories during remove operation

	 * @capability				ProtServ Required to access services of software installer

	 * @capability				TrustedUI Required to access services of software installer

	 */

	IMPORT_C static void RemoveL(const CUninstalledPackageEntry& aPackage);

};

/**

 * Uninstalled application entry class.

 *

 * This class is not externally instantiable. It is returned as a result of 

 * querying for a list of uninstalled packages present on a removable drive. 

 * Each object of this type represents one uninstalled package. Methods can 

 * be called on this object to retrieve the package details such as 

 * Package UID, Name, Vendor, Version and Type.

 *

 * @publishedAll

 * @released

 */

NONSHARABLE_CLASS(CUninstalledPackageEntry) : public CBase

{

public:

	enum TPackageType

	{

	    ESaPackage,       ///< Standard Application

		ESpPackage,       ///< Standard Patch (augmentation)

		EPuPackage,       ///< Partial Upgrade

		EPaPackage,       ///< Preinstalled Application

		EPpPackage        ///< Preinstalled Patch

	};

	/**

	 * Get the package Uid

	 *

	 * @return The Uid of this package

	 */

	IMPORT_C const TUid& Uid() const;

	/**

	 * Get the package name

	 *

	 * @return The name of this package as reference to TDesC

	 */

	IMPORT_C const TDesC& Name() const;

	/**

	 * Get the package unique vendor name

	 *

	 * @return The unique vendor name of this package as reference to TDesC

	 */

	IMPORT_C const TDesC& Vendor() const;

	/**

	 * Get the package version

	 *

	 * @return The version number of this package

	 */

	IMPORT_C const TVersion& Version() const;

	/**

	 * Get the package type

	 *

	 * @return The package type of this package

	 */

	IMPORT_C const TPackageType& PackageType() const;

	/**

	* Destructor

	*/

	virtual ~CUninstalledPackageEntry();

private:

	static CUninstalledPackageEntry* NewLC(const TUid& aUid, const TDesC& aPackageName,

		const TDesC& aVendorName, const TVersion& aVersion, const TPackageType aPackageType,

		const TDesC& aPackageFile, const TDesC& aAssocStubSisFile);

private:

	CUninstalledPackageEntry();

private:

	void ConstructL(const TUid& aUid, const TDesC& aPackageName, const TDesC& aVendorName, 

		const TVersion& aVersion, const TPackageType aPackageType, const TDesC& aPackageFile,

		const TDesC& aAssocStubSisFile);

	const TDesC& PackageFile() const;

	const TDesC& AssociatedStubSisFile() const;

private:

	/// The package Uid

	TUid iUid;

    /// The package name

	HBufC* iPackageName;

    /// The package unique vendor name

	HBufC* iVendorName;

    /// The package version

	TVersion iVersion; 

	/// The package type

	TPackageType iType;

	// The sis/controller file name with full path

	HBufC* iPackageFile;

	// The stub sis file name with full path (if the package file is a controller file)

	HBufC* iAssocStubSisFile;

private:

	friend class UninstalledSisPackages;

};

} // namespace Swi

#endif // __PKGREMOVER_H__