devicediagnostics/diagplugins/diagusbcableplugin/src/diagusbcabletestengine.cpp
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     1 /*
       
     2 * Copyright (c) 2007 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:  This is the class module for the Diag USB Cable Test Engine
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 // INCLUDE FILES
       
    20 
       
    21 // Class Declaration
       
    22 #include "diagusbcabletestengine.h"
       
    23 
       
    24 // System includes
       
    25 #include <DiagFrameworkDebug.h>                 // LOGSTRING
       
    26 #include <DiagPluginWaitingDialogWrapper.h>     // CDiagPluginWaitingDialogWrapper
       
    27 #include <devdiagusbcabletestpluginrsc.rsg>        // resources
       
    28 #include <UsbWatcherInternalCRKeys.h>           // KUsbWatcherChangeOnConnectionSetting
       
    29 #include <aknmessagequerydialog.h>              // CAknQueryDialog
       
    30 #include <centralrepository.h>                  // CRepository
       
    31 
       
    32 
       
    33 // User includes
       
    34 #include "diagusbcabletestplugin.hrh"           // command ids
       
    35 #include "avkon.hrh" // ADO & Platformization Changes
       
    36 
       
    37 // EXTERNAL DATA STRUCTURES
       
    38 
       
    39 // EXTERNAL FUNCTION PROTOTYPES
       
    40 
       
    41 // CONSTANTS
       
    42 
       
    43 // MACROS
       
    44 
       
    45 // LOCAL CONSTANTS AND MACROS
       
    46 
       
    47 // MODULE DATA STRUCTURES
       
    48 
       
    49 // LOCAL FUNCTION PROTOTYPES
       
    50 
       
    51 // FORWARD DECLARATIONS
       
    52 
       
    53 // ============================= LOCAL FUNCTIONS ==============================
       
    54 
       
    55 // ========================= MEMBER FUNCTIONS ================================
       
    56    
       
    57 // ---------------------------------------------------------------------------
       
    58 // CDiagUSBCableTestEngine::NewL()
       
    59 //
       
    60 // Symbian OS default constructor
       
    61 // ---------------------------------------------------------------------------   
       
    62 CDiagUSBCableTestEngine* CDiagUSBCableTestEngine::NewL(
       
    63     MDiagUSBTestCallBackInterface& aInterface,
       
    64     TBool aIsSinglePluginExecution)
       
    65     {
       
    66     LOGSTRING( "CDiagUSBCableTestEngine::NewL()" )
       
    67     
       
    68     CDiagUSBCableTestEngine* self = 
       
    69         new (ELeave)CDiagUSBCableTestEngine(aInterface, aIsSinglePluginExecution);
       
    70     CleanupStack::PushL( self );
       
    71     self->ConstructL();
       
    72     CleanupStack::Pop( self );
       
    73     return self;    
       
    74     }
       
    75     
       
    76     
       
    77 // ----------------------------------------------------------------------------
       
    78 // CDiagUSBCableTestEngine::CDiagUSBCableTestEngine()
       
    79 //
       
    80 // Constructor
       
    81 // ----------------------------------------------------------------------------
       
    82 //    
       
    83 CDiagUSBCableTestEngine::CDiagUSBCableTestEngine(
       
    84     MDiagUSBTestCallBackInterface& aInterface,
       
    85     TBool aIsSinglePluginExecution)
       
    86     :   CActive( EPriorityStandard ),
       
    87         iInterface(aInterface),
       
    88         iWaitingDialogWrapper( NULL ),
       
    89         iIsSinglePluginExecution(aIsSinglePluginExecution)
       
    90     {
       
    91     LOGSTRING( "CDiagUSBCableTestEngine::CDiagUSBCableTestEngine()" )
       
    92     CActiveScheduler::Add( this );
       
    93     }
       
    94     
       
    95 // ----------------------------------------------------------------------------
       
    96 // CDiagUSBCableTestEngine::~CDiagUSBCableTestEngine
       
    97 //
       
    98 // Destructor
       
    99 // ----------------------------------------------------------------------------       
       
   100 CDiagUSBCableTestEngine::~CDiagUSBCableTestEngine()
       
   101     {
       
   102     LOGSTRING( "CDiagUSBCableTestEngine::~CDiagUSBCableTestEngine()" )
       
   103     
       
   104     Cancel();
       
   105     
       
   106     if(iCenRep)
       
   107         {
       
   108         // if the cenrep was modified by us , restore the settings
       
   109         if(iCenrepModified)
       
   110             {
       
   111             TInt error = iCenRep->Set( KUsbWatcherChangeOnConnectionSetting, 1);
       
   112             iCenrepModified = EFalse;
       
   113             }
       
   114                 
       
   115         delete iCenRep;
       
   116         iCenRep = NULL;
       
   117         }
       
   118     
       
   119     if(iWaitingDialogWrapper)
       
   120         {
       
   121         delete iWaitingDialogWrapper; //  deleting will dismiss active dialog
       
   122         iWaitingDialogWrapper = NULL;        
       
   123         }
       
   124 
       
   125     }
       
   126     
       
   127 // ---------------------------------------------------------------------------
       
   128 // CDiagUSBCableTestEngine::ConstructL()
       
   129 //
       
   130 // Symbian OS two-phased constructor
       
   131 // ---------------------------------------------------------------------------    
       
   132 void CDiagUSBCableTestEngine::ConstructL()
       
   133     {
       
   134     LOGSTRING( "CDiagUSBCableTestEngine::ConstructL()" )
       
   135     
       
   136     // check if USB's "Ask on Connection" is on
       
   137     // if ON, set if OFF, remember to turn in ON again at the end of test
       
   138         
       
   139     TInt retval;
       
   140     iCenRep = CRepository::NewL( KCRUidUsbWatcher );
       
   141     iCenrepModified = EFalse;
       
   142     iCenRep->Get( KUsbWatcherChangeOnConnectionSetting, retval);
       
   143     if(retval)
       
   144         {
       
   145          //if setting is 1,set it to 0, and remember to reset it back when application exits.
       
   146         iCenrepModified = ETrue;
       
   147         TInt error = iCenRep->Set( KUsbWatcherChangeOnConnectionSetting, 0);
       
   148         }        
       
   149     }
       
   150     
       
   151 
       
   152 // ----------------------------------------------------------------------------
       
   153 // CDiagUSBCableTestEngine::RunUSBCableTestL
       
   154 //
       
   155 // This function starts the USB cable test
       
   156 // ----------------------------------------------------------------------------           
       
   157 void CDiagUSBCableTestEngine::RunUSBCableTestL()
       
   158     {
       
   159     TInt userResponse;
       
   160 
       
   161     if ( !ConnectAndPressOkL( userResponse ) )
       
   162         {
       
   163         //"Connect and Press OK" dialog was dismissed internally by the framework
       
   164         // return immediately
       
   165         LOGSTRING( "CDiagUSBCableTestEngine Connect USB and confirm dialog was dismissed internally" )
       
   166         return;
       
   167         }
       
   168 
       
   169     switch( userResponse )
       
   170         {
       
   171         // user selects OK for "Connect and Press OK" dialog
       
   172         case EAknSoftkeyOk:
       
   173             {
       
   174             //TInt keySelect;
       
   175             // check if cable is connected
       
   176             if( CheckIfUSBCableDetectedL() )
       
   177                 {
       
   178                 // USB cable is detected
       
   179                 /*
       
   180                 if ( !RemoveAllCablesL( keySelect ) )
       
   181                     {
       
   182                     LOGSTRING( "CDiagUSBCableTestEngine : Remove All Cable dialog was dismissed internally pressed" )
       
   183                     return;
       
   184                     }
       
   185 
       
   186                 if ( keySelect != EAknSoftkeyOk )
       
   187                     {
       
   188                     LOGSTRING( "CDiagUSBCableTestEngine : EndKey has pressed" )
       
   189                     return;	
       
   190                     }
       
   191                  */ // ADO & Platformization Changes   
       
   192 
       
   193                 LOGSTRING( "CDiagUSBCableTestEngine : Report result Success" )
       
   194                 ReportResultToPluginL( CDiagResultsDatabaseItem::ESuccess );
       
   195                 }
       
   196             else
       
   197                 { 
       
   198                 // no cable detected
       
   199                 if ( !AskIfRetryL( userResponse ) )
       
   200                     {
       
   201                     // Retry dialog was dimissed internally by the framework
       
   202                     // return immediately
       
   203                     LOGSTRING( "CDiagUSBCableTestEngine Ask for retry dialog was dismissed internally" )
       
   204                     return;
       
   205                     }
       
   206 
       
   207 
       
   208                 
       
   209                if( userResponse == EAknSoftkeyYes )
       
   210                     {
       
   211                     // User selects Back to retry the test
       
   212                     // will come here in case of Back or Cancel key
       
   213                     TRequestStatus* status = &iStatus;
       
   214                     SetActive();
       
   215                     User::RequestComplete( status, KErrNone );
       
   216                     }
       
   217                 else
       
   218                     {
       
   219                     //Retry dialog was dismissed by Cancel / End key
       
   220                     ReportResultToPluginL(CDiagResultsDatabaseItem::EFailed);
       
   221                     LOGSTRING( "CDiagUSBCableTestEngine Retry dialog was dismissed by Cancel / End key" )
       
   222                     return;
       
   223                     }
       
   224                 }
       
   225             }
       
   226             break;
       
   227         
       
   228         // user selects CANCEL softkey for "Connect and Press OK" dialog
       
   229         case EUsbTestConnectUSBSkip:
       
   230         case EUsbTestConnectUSBCancel:
       
   231 	            {
       
   232     	        LOGSTRING( "CDiagUSBCableTestEngine User Cancelled the test execution" )
       
   233     	        if(iIsSinglePluginExecution)
       
   234     	            {
       
   235     	            LOGSTRING( "CDiagUSBCableTestEngine User skipped the test execution" )
       
   236     	            ReportResultToPluginL(CDiagResultsDatabaseItem::ESkipped);
       
   237     	            }
       
   238     	        else
       
   239     	            {
       
   240     	            TInt aOption = 1;
       
   241                     if(iInterface.AskCancelExecutionL(userResponse,aOption))
       
   242                         {
       
   243                         if(userResponse)
       
   244                             {
       
   245                             LOGSTRING( "CDiagUSBCableTestEngine Test cancelled by user" )
       
   246                             return;
       
   247                             }
       
   248                         else
       
   249                             {
       
   250                             // currently no way to distinguish between "No" and "Cancel" key
       
   251                             LOGSTRING( "CDiagUSBCableTestEngine : User selected No to Cancel dialog" )
       
   252                             // do a self-trigger to start again
       
   253                             TRequestStatus* status = &iStatus;
       
   254                             SetActive();
       
   255                             User::RequestComplete( status, KErrNone );
       
   256                             }
       
   257                         }
       
   258                     else
       
   259                         {
       
   260                         // though the cancel dialog should not be dismissed internally, this is
       
   261                         // just a safeguard to be sure we dont do anything
       
   262                         LOGSTRING( "CDiagUSBCableTestEngine Test cancel dialog dismissed internally" )
       
   263                         break;
       
   264                         }
       
   265     	            }
       
   266 
       
   267 	            }
       
   268             break;
       
   269         
       
   270         // user selects CANCEL End Key for "Connect and Press OK" dialog
       
   271         default:
       
   272             {
       
   273             LOGSTRING( "CDiagUSBCableTestEngine Connect USB and confirm dialog was cancelled by the end key" )
       
   274             }
       
   275             break;
       
   276         };
       
   277     }
       
   278     
       
   279 // ----------------------------------------------------------------------------
       
   280 // CDiagUSBCableTestEngine::CheckIfUSBCableDetectedL
       
   281 //
       
   282 // This function reports the result to plugin
       
   283 // ----------------------------------------------------------------------------
       
   284 TBool CDiagUSBCableTestEngine::CheckIfUSBCableDetectedL()
       
   285     {
       
   286     TBool bCableDetected = EFalse;
       
   287     TInt err = iUsbManager.Connect();
       
   288     if(err == KErrNone)
       
   289         {
       
   290         // get the USB service state
       
   291         TUsbServiceState UsbServiceState;
       
   292         err = iUsbManager.GetServiceState(UsbServiceState);
       
   293         LOGSTRING2( "CDiagUSBCableTestEngine::USB service state: %d", UsbServiceState)
       
   294         
       
   295         if(err == KErrNone)
       
   296             {
       
   297             switch(UsbServiceState)
       
   298                 {
       
   299                     case EUsbServiceStarting:
       
   300                     case EUsbServiceStarted:
       
   301                         {            
       
   302                         // get the USB device state
       
   303                         TUsbDeviceState UsbDeviceState;
       
   304                         err = iUsbManager.GetDeviceState(UsbDeviceState);
       
   305                         LOGSTRING2( "CDiagUSBCableTestEngine::USB Device state: %d", UsbDeviceState)
       
   306                         if(err == KErrNone)
       
   307                             {
       
   308                             if(UsbDeviceState > EUsbDeviceStatePowered)
       
   309                                 {
       
   310                                 bCableDetected = ETrue;
       
   311                                 }
       
   312                             else
       
   313                                 {
       
   314                                 bCableDetected = EFalse;
       
   315                                 }
       
   316                             }
       
   317                         else
       
   318                             {
       
   319                             LOGSTRING( "CDiagUSBCableTestEngine Error in obtaining USB Device state")
       
   320                             bCableDetected = EFalse;
       
   321                             }
       
   322                         }
       
   323                         break;
       
   324                         
       
   325                     case EUsbServiceIdle:
       
   326                     case EUsbServiceStopping:
       
   327                     case EUsbServiceFatalError:
       
   328                     default:
       
   329                         {
       
   330                         bCableDetected = EFalse;
       
   331                         }
       
   332                         break;
       
   333                 };
       
   334             }
       
   335         else
       
   336             {
       
   337             LOGSTRING( "CDiagUSBCableTestEngine Error in obtaining USB Service state")
       
   338             bCableDetected = EFalse;
       
   339             }
       
   340         
       
   341         iUsbManager.Close();
       
   342         }
       
   343     else
       
   344         {
       
   345          LOGSTRING( "CDiagUSBCableTestEngine::iUsbManager.Connect() failed" )
       
   346         bCableDetected = EFalse;
       
   347         }
       
   348     
       
   349     return bCableDetected;
       
   350     }  
       
   351 
       
   352 // ----------------------------------------------------------------------------
       
   353 // CDiagUSBCableTestEngine::ReportResultToPluginL
       
   354 //
       
   355 // This function reports the result to plugin
       
   356 // ----------------------------------------------------------------------------       
       
   357 void CDiagUSBCableTestEngine::ReportResultToPluginL(
       
   358                                             CDiagResultsDatabaseItem::TResult aResult)
       
   359     {
       
   360     iInterface.ReportTestResultL(aResult);
       
   361     }
       
   362 
       
   363 // --------------------------------------------------------------------------------------------------------------
       
   364 // CDiagUSBCableTestPlugin::ConnectAndPressOkL
       
   365 // This function shows the query dialog : "Connect an USB data cable from phone to the PC. Press OK when ready."
       
   366 // --------------------------------------------------------------------------------------------------------------    
       
   367 TBool CDiagUSBCableTestEngine::ConnectAndPressOkL( TInt& aUserResponse )
       
   368     {
       
   369     ASSERT( iWaitingDialogWrapper == NULL );
       
   370 
       
   371     CAknQueryDialog* dialog = CAknQueryDialog::NewL( CAknQueryDialog::ENoTone );
       
   372     CleanupStack::PushL( dialog );
       
   373     dialog->PrepareLC( R_DIAG_USB_CABLE_TEST_CONNECT_AND_PRESS_OK );
       
   374     if( iIsSinglePluginExecution )
       
   375         {
       
   376         CEikButtonGroupContainer& cba = dialog->ButtonGroupContainer();
       
   377         cba.SetCommandSetL( R_CBA_SINGLE_EXECUTION );        
       
   378         }        
       
   379     CleanupStack::Pop( dialog );
       
   380 
       
   381     // dialog ownership to bepassed to iWaitingDialogWrapper
       
   382     // CDiagPluginWaitingDialogWrapper::NewL will push dialog into clean up stack
       
   383     iWaitingDialogWrapper = CDiagPluginWaitingDialogWrapper::NewL( dialog );
       
   384     dialog = NULL;
       
   385 
       
   386     TBool isDialogDismissedByUser = iWaitingDialogWrapper->RunLD( aUserResponse );
       
   387     if ( isDialogDismissedByUser )
       
   388         {
       
   389         // local variable can be accessed only if it was returned due to
       
   390         // user response. iWaitingDialogWrapper self destructs.
       
   391         iWaitingDialogWrapper = NULL;
       
   392         }
       
   393 
       
   394     return isDialogDismissedByUser;    
       
   395     }
       
   396 
       
   397 // ---------------------------------------------------------------------------------------
       
   398 // CDiagUSBCableTestPlugin::RemoveAllCables
       
   399 // This function shows the query dialog : Please remove all cables
       
   400 // --------------------------------------------------------------------------------------- 
       
   401 TBool CDiagUSBCableTestEngine::RemoveAllCablesL( TInt& aUserResponse )
       
   402     {
       
   403     ASSERT( iWaitingDialogWrapper == NULL );
       
   404 
       
   405     CAknQueryDialog* dialog = CAknQueryDialog::NewL( CAknQueryDialog::ENoTone );
       
   406 
       
   407     dialog->PrepareLC( R_DIAG_CABLE_TEST_REMOVE_ALL_CABLES );
       
   408 
       
   409     // dialog ownership to bepassed to iWaitingDialogWrapper
       
   410     // CDiagPluginWaitingDialogWrapper::NewL will push dialog into clean up stack
       
   411     iWaitingDialogWrapper = CDiagPluginWaitingDialogWrapper::NewL( dialog );
       
   412     dialog = NULL;
       
   413 
       
   414     TBool isDialogDismissedByUser = iWaitingDialogWrapper->RunLD( aUserResponse );
       
   415     if ( isDialogDismissedByUser )
       
   416         {
       
   417         // local variable can be accessed only if it was returned due to
       
   418         // user response. iWaitingDialogWrapper self destructs.
       
   419         iWaitingDialogWrapper = NULL;
       
   420         }
       
   421 
       
   422     return isDialogDismissedByUser;
       
   423     }     
       
   424     
       
   425 // --------------------------------------------------------------------------------------------------------------------------
       
   426 // CDiagUSBCableTestPlugin::AskIfRetryL
       
   427 // This function shows the query dialog : "USB data cable not detected. Press OK to continue or press Back to retry this test."
       
   428 // ---------------------------------------------------------------------------------------------------------------------------
       
   429 TBool CDiagUSBCableTestEngine::AskIfRetryL( TInt& aUserResponse )
       
   430     {    
       
   431     return DisplayQueryDialogWithHeaderL( R_DIAG_USB_CABLE_TEST_NO_CABLE_DETECTED,
       
   432                                 aUserResponse );
       
   433     }
       
   434 
       
   435 // ---------------------------------------------------------------------------------------
       
   436 // CDiagUSBCableTestPlugin::DisplayQueryDialogWithHeaderL
       
   437 // This function shows the query dialog. It returns ETrue, if the dialog is dismissed by user
       
   438 // if the dialog was dismissed because of time-out, it returns EFalse. The user response (softkey)
       
   439 // is returned in the reference argument aUserResponse
       
   440 // ---------------------------------------------------------------------------------------    
       
   441 TBool CDiagUSBCableTestEngine::DisplayQueryDialogWithHeaderL( 
       
   442         TInt aDialogResourceId,
       
   443         TInt& aUserResponse )
       
   444     {
       
   445     ASSERT( iWaitingDialogWrapper == NULL );
       
   446 
       
   447     CAknMessageQueryDialog * dialog = new ( ELeave ) CAknMessageQueryDialog ( CAknQueryDialog::ENoTone );
       
   448     CleanupStack::PushL( dialog );
       
   449     dialog->PrepareLC( aDialogResourceId );
       
   450     CleanupStack::Pop( dialog );
       
   451 
       
   452     // dialog ownership to bepassed to iWaitingDialogWrapper
       
   453     // CDiagPluginWaitingDialogWrapper::NewL will push dialog into clean up stack
       
   454     iWaitingDialogWrapper = CDiagPluginWaitingDialogWrapper::NewL( dialog );
       
   455     dialog = NULL;
       
   456 
       
   457     TBool isDialogDismissedByUser = iWaitingDialogWrapper->RunLD( aUserResponse );
       
   458     if ( isDialogDismissedByUser )
       
   459         {
       
   460         // local variable can be accessed only if it was returned due to
       
   461         // user response. iWaitingDialogWrapper self destructs.
       
   462         iWaitingDialogWrapper = NULL;
       
   463         }
       
   464 
       
   465     return isDialogDismissedByUser;
       
   466     }
       
   467 
       
   468 // ---------------------------------------------------------------------------------------
       
   469 // CDiagHeadsetCableTestEngine::RunL
       
   470 // RunL() function is used in this plug-in to handle internal trigger
       
   471 // ---------------------------------------------------------------------------------------    
       
   472 void CDiagUSBCableTestEngine::RunL()
       
   473     {
       
   474     if(iStatus == KErrNone)
       
   475         {
       
   476         RunUSBCableTestL();
       
   477         }
       
   478     }
       
   479     
       
   480 // ---------------------------------------------------------------------------------------
       
   481 // CDiagHeadsetCableTestEngine::DoCancel
       
   482 // Handles cancel request
       
   483 // ---------------------------------------------------------------------------------------    
       
   484 void CDiagUSBCableTestEngine::DoCancel()
       
   485     {
       
   486     // no implementation needed
       
   487     }
       
   488     
       
   489 // End of File
       
   490