1 /*

     2  * Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).

     3  * All rights reserved.

     4  * This component and the accompanying materials are made available

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

     6  * which accompanies this distribution, and is available

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

     8  *

     9  * Initial Contributors:

    10  * Nokia Corporation - initial contribution.

    11  *

    12  * Contributors:

    13  *

    14  * Description:  ?Description

    15  *

    16  */

    17 

    18 #ifndef C_CAUNINSTALLOPERATION_H

    19 #define C_CAUNINSTALLOPERATION_H

    20 

    21 #include <e32base.h>

    22 #include <SWInstApi.h>

    23 

    24 /**

    25  * Uninstall CMenuOperation

    26  * Encapsulates the functionality of uninstalling an application.

    27  *

    28  *  @lib caclient.lib

    29  */

    30 NONSHARABLE_CLASS(CCaUninstallOperation): public CActive {

    31 

    32 public:

    33     /**

    34     * Destructor

    35     */

    36     virtual ~CCaUninstallOperation();

    37     

    38     /**

    39      * Two-phased constructor. Leaves on failure.

    40      * Allocates memory for and constructs an uninstaller object. After that

    41      * starts asynchronous uninnstallation of the requested entry

    42      * @param aEntry entry to be uninstalled

    43      * @param aPriority priority of the active scheduler responsible for handling

    44      * asynchronous installation operation

    45      * @return The constructed object.

    46      */

    47     static CCaUninstallOperation *NewL(CCaInnerEntry &aEntry,

    48     TInt aPriority = CActive::EPriorityStandard);

    49 

    50 private:

    51     // construction

    52     /**

    53      * Constructor.

    54      * Starts active scheduler.

    55      * @param aEntry entry to be uninstalle

    56      * @param aPriority priority of the active scheduler responsible for handling

    57      * asynchronous installation operation

    58      */

    59     CCaUninstallOperation(CCaInnerEntry &aEntry, TInt aPriority);

    60     

    61     /**

    62      * Initializes the object and starts asynchronous uninstallation process.

    63      * @param aEntry entry to be uninstalle

    64      * asynchronous installation operation

    65      */

    66     void ConstructL(CCaInnerEntry &aEntry);

    67     

    68     /**

    69      * Retrieves package information for requested application uid

    70      * @param aAppUid application uid

    71        @param aMimeType placeholder for resulting mime type of the package

    72      * @param aPackageUid placeholder for resulting package uid of the application 

    73      */

    74     void AppInfoL(const TUid &aAppUid, TPtrC8 &aMimeType, TUid &aPackageUid);

    75     

    76     /**

    77      * Retrieves package uid 

    78      * @param aAppFullName application full name

    79        @param aPackageUid placeholder for resulting package uid of the application

    80        @return true if package uid was found

    81      */

    82     TBool GetInstallPkgUidL(const TDesC &aAppFullName, TUid &aPackageUid);

    83 

    84 private:

    85     // from CActive

    86 

    87     void RunL();

    88     void DoCancel();

    89     TInt RunError(TInt aError);

    90 

    91 private:

    92 

    93     CCaInnerEntry &iEntry;

    94     SwiUI::RSWInstLauncher iUninstaller;

    95     TInt iId;

    96 };

    97 

    98 #endif // C_CAUNINSTALLOPERATION_H