1 /*

     2 * Copyright (c) 2002 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: 

    15 *      Multiple contacts deletion command.

    16 *

    17 */

    18 

    19 

    20 #ifndef __CPbkDeleteContactsCmd_H__

    21 #define __CPbkDeleteContactsCmd_H__

    22 

    23 // INCLUDES

    24 #include <e32base.h>

    25 #include <cntdef.h>

    26 #include <MPbkCommand.h>

    27 #include <MPbkBackgroundProcess.h>

    28 #include <SharedDataClient.h>   // RSharedDataClient

    29 #include <AknProgressDialog.h>

    30 

    31 

    32 // FORWARD DECLARATIONS

    33 class CPbkContactEngine;

    34 class CContactIdArray;

    35 class CPbkContactViewListControl;

    36 class CAknProgressDialog;

    37 class CEikProgressInfo;

    38 

    39 

    40 // CLASS DECLARATION

    41 

    42 /**

    43  * Multiple contact deletion command.

    44  */

    45 class CPbkDeleteContactsCmd :

    46         public CActive,

    47         public MPbkCommand,

    48         private MProgressDialogCallback

    49     {

    50     public: // Interface

    51         /**

    52          * Creates a new instance of this class.

    53          *

    54          * @param aEngine       reference to a contact engine.

    55          * @param aContacts     contacts to delete.

    56          * @param aUiControl    contact list UI control to update.

    57          * @return a new delete contacts command object.

    58          */

    59         static CPbkDeleteContactsCmd* NewL

    60             (CPbkContactEngine& aEngine,

    61             const CContactIdArray& aContacts,

    62             CPbkContactViewListControl& aUiControl);

    63 

    64         /**

    65          * Sets aSelfPtr to NULL when this object is destroyed.

    66          * @precond !aSelfPtr || *aSelfPtr==this

    67          */

    68         void ResetWhenDestroyed(CPbkDeleteContactsCmd** aSelfPtr);

    69 

    70         /**

    71          * Destructor.

    72          */

    73         ~CPbkDeleteContactsCmd();

    74 

    75     public:  // from MPbkCommand

    76         void ExecuteLD();

    77         void AddObserver(MPbkCommandObserver& aObserver);

    78 

    79     private: // from CActive

    80     	void DoCancel();

    81 	    void RunL();

    82 	    TInt RunError(TInt aError);

    83 

    84     private: // from MProgressDialogCallback

    85         void DialogDismissedL(TInt aButtonId);

    86 

    87     private:  // Implementation

    88         CPbkDeleteContactsCmd

    89             (CPbkContactEngine& aEngine, CPbkContactViewListControl& aUiControl);

    90         void ConstructL(const CContactIdArray& aContacts);

    91         void DeleteProgressNote();

    92         void IssueRequest();

    93         void FinishProcess();

    94         void DestroySelf();

    95         TBool MoreContactsToDelete() const;

    96         void CompressIfRequired();

    97         TInt64 FreeSpaceOnDbDrive() const;

    98 

    99     private:  // Data

   100         /// Ref: Phonebook engine

   101         CPbkContactEngine& iEngine;

   102         /// Ref: UI control

   103         CPbkContactViewListControl& iUiControl;

   104         /// Own: set to ETrue in destructor entry

   105         TBool iUnderDestruction;

   106         /// Own: ids of contacts to delete

   107         CContactIdArray* iContacts;

   108         /// Own: progress note dialog

   109         CAknProgressDialog* iProgressDialog;

   110         /// Own: Progress dialog info

   111         CEikProgressInfo* iProgressDlgInfo;

   112         /// Own: contact to focus after deletion

   113         TContactItemId iFocusId;

   114         /// Ref: pointer to pointer to reset in destructor

   115         CPbkDeleteContactsCmd** iSelfPtr;

   116         /// Own: count of contacts succesfully deleted

   117         TInt iDeletedCount;

   118         /// Own: shared data client

   119         RSharedDataClient iSharedDataClient;

   120         /// Own: maximum free space required to delete a contact from the DB

   121         TInt iFreeSpaceRequiredToDelete;

   122         /// Own: contact database drive

   123         TInt iDbDrive;

   124         /// Ref: command observer

   125         MPbkCommandObserver* iCommandObserver;

   126         /// Own: dialog dismissed flag

   127         TBool iDialogDismissed;

   128     };

   129 

   130 #endif // __CPbkDeleteContactsCmd_H__

   131 

   132 // End of File