1 /*

     2 * Copyright (c) 2007, 2009 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:  Declares USB UI Queries notifier.

    15  *

    16 */

    17 

    18 

    19 #ifndef USBUINOTIFOTGERROR_H

    20 #define USBUINOTIFOTGERROR_H

    21 

    22 // INCLUDES

    23 

    24 #include "usbnotifier.h"      // Base class

    25 #include <aknquerydialog.h>   // AVKON component

    26 #define KUsbUiNotifOtgGeneralQueryGranularity 3

    27 // CLASS DECLARATION

    28 

    29 /**

    30  *  This class is used to show general USB query.

    31  *  Asynchronous call is required.

    32  *

    33  *  @lib

    34  */

    35 NONSHARABLE_CLASS(CUsbUiNotifOtgError) : public CUSBUINotifierBase

    36     {

    37 public:

    38     // Constructors and destructor

    39 

    40     /**

    41      * Two-phased constructor.

    42      */

    43     static CUsbUiNotifOtgError* NewL();

    44 

    45     /**

    46      * Destructor.

    47      */

    48     virtual ~CUsbUiNotifOtgError();

    49 

    50 protected:

    51 

    52     /**

    53      * Second phase contructor

    54      */

    55     void ConstructL();

    56 

    57 private:

    58     // Functions from base class

    59 

    60     /**

    61      * From CUSBUINotifierBase Called when a notifier is first loaded.        

    62      * @param None.

    63      * @return A structure containing priority and channel info.

    64      */

    65     TNotifierInfo RegisterL();

    66 

    67     /**

    68      * From CUSBUINotifierBase The notifier has been deactivated 

    69      * so resources can be freed and outstanding messages completed.

    70      */

    71     void Cancel();

    72 

    73     /**

    74      * From CUSBUINotifierBase Gets called when a request completes.

    75      */

    76     void RunL();

    77 

    78     /**

    79      * From CUSBUINotifierBase Used in asynchronous notifier launch to 

    80      * store received parameters into members variables and 

    81      * make needed initializations.

    82      * @param aBuffer A buffer containing received parameters

    83      * @param aReplySlot A reply slot.

    84      * @param aMessage Should be completed when the notifier is deactivated.

    85      */

    86     void GetParamsL(const TDesC8& aBuffer, TInt aReplySlot,

    87             const RMessagePtr2& aMessage);

    88 

    89 private:

    90 

    91     /**

    92      *  C++ default constructor.

    93      */

    94     CUsbUiNotifOtgError();

    95 

    96 private:

    97     // New functions

    98 

    99     /**

   100      * Show query dialog     

   101      * @return KErrNone - accepted, KErrCancel - Cancel or End call key

   102      */

   103     TInt QueryUserResponseL();

   104 

   105 private:

   106     // Data

   107     /**

   108      *  Query

   109      *  Not own, destroys self when lauched.

   110      */

   111     CAknQueryDialog* iQuery; 

   112     RArray<TInt> iStringIds;

   113     TInt iErrorId;

   114     };

   115 #endif // USBUINOTIFOTGERROR_H