usbuis/usbuinotif/src/usbuinotifmsmmerror.cpp
changeset 35 9d8b04ca6939
child 38 218231f2b3b3
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34:7858bc6ead78 35:9d8b04ca6939
       
     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:  USB UI queries notifier class.
       
    15  *
       
    16 */
       
    17 
       
    18 
       
    19 // INCLUDE FILES
       
    20 #include <eikenv.h>          // Eikon environment
       
    21 #include <bautils.h>         // BAFL utils (for language file)
       
    22 #include <utf.h>             // Unicode character conversion utilities
       
    23 #include <StringLoader.h>    // Localisation stringloader
       
    24 #include <AknQueryDialog.h> 
       
    25 #include <aknnotewrappers.h>
       
    26 #include <usb/hostms/srverr.h> 
       
    27 
       
    28 #include <usbuinotif.h>                     // pck
       
    29 #include <usbuinotif.rsg>                   // Own resources
       
    30 #include "usbuinotifmsmmerror.h"             // Own class definition
       
    31 #include "usbuinotifdebug.h"                // Debugging macros
       
    32 #include "usbuinotifsecondarydisplay.h"     // Dialog index for cover UI
       
    33 // ================= MEMBER FUNCTIONS =========================================
       
    34 
       
    35 // ----------------------------------------------------------------------------
       
    36 // CUsbUiNotifOtgError::NewL
       
    37 // Two-phased constructor.
       
    38 // ----------------------------------------------------------------------------
       
    39 //
       
    40 CUsbUiNotifMSMMError* CUsbUiNotifMSMMError::NewL()
       
    41     {
       
    42     CUsbUiNotifMSMMError* self = new (ELeave) CUsbUiNotifMSMMError();
       
    43     CleanupStack::PushL( self );
       
    44     self->ConstructL();
       
    45     CleanupStack::Pop( self );
       
    46     return self;
       
    47     }
       
    48 
       
    49 // ----------------------------------------------------------------------------
       
    50 // CUsbUiNotifMSMMError::CUsbUiNotifMSMMError
       
    51 // C++ default constructor can NOT contain any code, that
       
    52 // might leave.
       
    53 // ----------------------------------------------------------------------------
       
    54 //
       
    55 CUsbUiNotifMSMMError::CUsbUiNotifMSMMError() :
       
    56     iStringIds( KUsbUiNotifOtgGeneralQueryGranularity)
       
    57     {
       
    58     }
       
    59 
       
    60 // ----------------------------------------------------------------------------
       
    61 // Destructor
       
    62 // ----------------------------------------------------------------------------
       
    63 //
       
    64 CUsbUiNotifMSMMError::~CUsbUiNotifMSMMError()
       
    65     {
       
    66     //Make sure that the request is completed. Note that inside the destructor,
       
    67     //this virtual function call is to local CUsbUiNotifMSMMError::Cancel, 
       
    68     //not to any possibly derived class implementation. 
       
    69     Cancel();
       
    70     }
       
    71 
       
    72 void CUsbUiNotifMSMMError::ConstructL()
       
    73     {
       
    74     CUSBUINotifierBase::ConstructL();
       
    75     iStringIds.AppendL( R_USB_MSMM_ERROR_GENERAL_MASS_STORAGE_ERROR);
       
    76     iStringIds.AppendL( R_USB_MSMM_ERROR_UNKNOWN_FILESYSTEM);
       
    77     iStringIds.AppendL( R_USB_MSMM_ERROR_OUT_OF_MEMORY);  
       
    78     }
       
    79 
       
    80 // ----------------------------------------------------------------------------
       
    81 // CUsbUiNotifMSMMError::RegisterL
       
    82 // Register notifier.
       
    83 // ----------------------------------------------------------------------------
       
    84 //
       
    85 CUsbUiNotifMSMMError::TNotifierInfo CUsbUiNotifMSMMError::RegisterL()
       
    86     {
       
    87     iInfo.iUid = KUsbUiNotifMsmmError;
       
    88     iInfo.iChannel = KUsbUiNotifMsmmError;
       
    89     iInfo.iPriority = ENotifierPriorityVHigh;
       
    90     return iInfo;
       
    91     }
       
    92 
       
    93 // ----------------------------------------------------------------------------
       
    94 // CUsbUiNotifMSMMError::GetParamsL
       
    95 //  Jump to RunL as soon as possible.
       
    96 // ----------------------------------------------------------------------------
       
    97 //
       
    98 void CUsbUiNotifMSMMError::GetParamsL(const TDesC8& aBuffer, TInt aReplySlot,
       
    99         const RMessagePtr2& aMessage)
       
   100     {
       
   101     FLOG(_L("[USBUINOTIF]\t CUsbUiNotifMSMMError::GetParamsL"));
       
   102     if (iQuery || iReplySlot != 0 || iNeedToCompleteMessage)
       
   103         {
       
   104         User::Leave( KErrInUse );
       
   105         }
       
   106 
       
   107     iMessage = aMessage;
       
   108     iNeedToCompleteMessage = ETrue;
       
   109     iReplySlot = aReplySlot;
       
   110 
       
   111     // Get parameters 
       
   112     //    
       
   113     THostMsErrData error;
       
   114     TPckgC<THostMsErrData> pckg( error);
       
   115     pckg.Set( aBuffer );
       
   116     switch (pckg().iError)
       
   117         {
       
   118         case  EHostMsErrUnknownFileSystem:
       
   119             iErrorId = EUsbMSMMUnknownFileSystem;
       
   120             break;        
       
   121         case  EHostMsErrOutOfMemory:
       
   122             iErrorId = EUsbMSMMOutOfMemory;
       
   123             break;        
       
   124         default:
       
   125             iErrorId = EUsbMSMMGeneralError;
       
   126         }
       
   127 
       
   128     SetActive();
       
   129     iStatus = KRequestPending;
       
   130     TRequestStatus* stat = &iStatus;
       
   131     User::RequestComplete( stat, KErrNone );
       
   132     FLOG(_L("[USBUINOTIF]\t CUsbUiNotifMSMMError::GetParamsL() completed"));
       
   133     }
       
   134 
       
   135 // ----------------------------------------------------------------------------
       
   136 // CUsbUiNotifMSMMError::RunL
       
   137 // Ask user response and return it to caller.
       
   138 // ----------------------------------------------------------------------------
       
   139 //
       
   140 void CUsbUiNotifMSMMError::RunL()
       
   141     {
       
   142     FLOG(_L("[USBUINOTIF]\t CUsbUiNotifMSMMError::RunL"));
       
   143     TInt returnValue = KErrNone;
       
   144 
       
   145     DisableKeylock();
       
   146     SuppressAppSwitching( ETrue );
       
   147 
       
   148     //Excute dialog and check return value
       
   149     returnValue = QueryUserResponseL();
       
   150 
       
   151     SuppressAppSwitching( EFalse );
       
   152     RestoreKeylock();
       
   153     CompleteMessage( returnValue );
       
   154 
       
   155     FLOG(_L("[USBUINOTIF]\t CUsbUiNotifMSMMError::RunL() completed"));
       
   156     }
       
   157 
       
   158 // ----------------------------------------------------------------------------
       
   159 // CUsbUiNotifMSMMError::Cancel
       
   160 // Release all own resources (member variables)
       
   161 // ----------------------------------------------------------------------------
       
   162 //
       
   163 void CUsbUiNotifMSMMError::Cancel()
       
   164     {
       
   165     FLOG(_L("[USBUINOTIF]\t CUsbUiNotifMSMMError::Cancel"));
       
   166     if (iQuery)
       
   167         {
       
   168         delete iQuery;
       
   169         iQuery = NULL;
       
   170         }
       
   171     CompleteMessage( KErrCancel );
       
   172 
       
   173     FLOG(_L("[USBUINOTIF]\t CUsbUiNotifMSMMError::Cancel() completed"));
       
   174     }
       
   175 
       
   176 // ----------------------------------------------------------------------------
       
   177 // CUsbUiNotifMSMMError::QueryUserResponseL
       
   178 // Show query dialog. 
       
   179 // ----------------------------------------------------------------------------
       
   180 //
       
   181 TInt CUsbUiNotifMSMMError::QueryUserResponseL()
       
   182     {
       
   183     FLOG(_L("[USBUINOTIF]\t CUsbUiNotifMSMMError::QueryUserResponseL"));
       
   184     TInt returnValue = KErrNone;
       
   185     TInt resourceId = R_USB_QUERY_OTG_ERROR;
       
   186 
       
   187     iQuery = CAknQueryDialog::NewL( CAknQueryDialog::EErrorTone );
       
   188 
       
   189     if (iCoverDisplaySupported)
       
   190         {
       
   191         iQuery->PublishDialogL( iErrorId, KUsbUiNotifMsmmError );
       
   192         }
       
   193     HBufC *stringHolder = StringLoader::LoadLC( iStringIds[iErrorId] );
       
   194 
       
   195     TInt keypress = iQuery->ExecuteLD( resourceId, *stringHolder );
       
   196 
       
   197     CleanupStack::PopAndDestroy( stringHolder );
       
   198 
       
   199     iQuery = NULL; // Dialog destroyed
       
   200 
       
   201     returnValue = keypress ? KErrNone : KErrCancel; //OK?
       
   202 
       
   203     FLOG(_L("[USBUINOTIF]\t CUsbUiNotifMSMMError::QueryUserResponseL completed"));
       
   204     return returnValue;
       
   205     }
       
   206 
       
   207 // End of File