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C++ KNullDesC函数代码示例

本文整理汇总了C++中KNullDesC函数的典型用法代码示例。如果您正苦于以下问题：C++ KNullDesC函数的具体用法？C++ KNullDesC怎么用？C++ KNullDesC使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了KNullDesC函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: type

EXPORT_C const TPtrC CUrl::Component(TComponent aType) const
	{
	TInt start = KCUrlInvalidCharPos;
	TInt end = KCUrlInvalidCharPos;

	TComponent type(aType);
	if (aType == EUrlFileName)
		type = EUrlPath;


	Part(type, *iUrlDes, start,end);
	if  (start == KCUrlInvalidCharPos || end == KCUrlInvalidCharPos)
			return KNullDesC();

	TInt length = end - start +1; 
	if (end == (*iUrlDes).Length())
		length--;

	TPtrC component((*iUrlDes).Mid(start, length));

	if (aType == EUrlFileName)
		{
		TInt slashPos = component.LocateReverse('/');
		if (slashPos == KErrNotFound)
			return KNullDesC();
		else
			component.Set(component.Right(component.Length() - (slashPos +1)));
		}

	return component;
	}
开发者ID:kuailexs，项目名称:symbiandump-mw2，代码行数:31，代码来源:URLBASE.cpp

示例2: _LIT

void UT_CPELogEvent::T_CPELogEvent_SaveL4L(  )
    {
    TLogString test;
    _LIT( KVoipAddress, "[email protected]" );

    iMockContext->ExpectCallL( "CPELogInfo::CallState" ).
        ReturnsL<TPEState>( EPEStateIdle );
    
    iMockContext->ExpectCallL( "CPELogHandling::LogStringDelivery" ).
        ReturnsL( test );
    
    iMockContext->ExpectCallL( "CPELogHandling::LogStringMissed" ).
        ReturnsL( test );
    
    iMockContext->ExpectCallL( "CPELogInfo::PhoneNumberId" ).
        ReturnsL( EPEUnknownNumber );
    
    iMockContext->ExpectCallL( "CPELogInfo::EventType" ).
        ReturnsL( CPELogInfo::EPEVideoCallEvent );
  
    iMockContext->ExpectCallL( "CPELogInfo::CurrentLine" ).
        ReturnsL( CCCECallParameters::ECCELineTypeAux );
    
    iMockContext->ExpectCallL( "CPELogInfo::CallDirection" ).
        ReturnsL( RMobileCall::EMobileTerminated ).
        TimesL( 2 );

    iMockContext->ExpectCallL( "CPELogInfo::Name" ).
        ReturnsL( KNullDesC() );
    
    iMockContext->ExpectCallL( "CPELogInfo::PhoneNumber" ).
        ReturnsL( KNullDesC() );
    
    iMockContext->ExpectCallL( "CPELogInfo::VoipAddress" ).
        ReturnsL( KVoipAddress()).
        TimesL( 2 );
    
    iMockContext->ExpectCallL( "CPELogInfo::MyAddress" ).
        ReturnsL( KNullDesC());
    
    iMockContext->ExpectCallL( "CPELogInfo::Duration" ).
        ReturnsL( 0 );

    iMockContext->ExpectCallL( "CPELogInfo::ContactLink").
        ReturnsL( KNullDesC() ).
        TimesL( 4 );
    
    iMockContext->ExpectCallL( "CPELogInfo::CallState" ).
        ReturnsL<TPEState>( EPEStateIdle ).
        TimesL( 2 );
    
    iMockContext->ExpectCallL( "CPELogInfo::MissedCall" ).
        ReturnsL( ETrue );
    
    iMockContext->ExpectCallL( "CPELogHandlingCommand::AddEvent");
     
    iCPELogEvent->SaveL();
       
    EUNIT_ASSERT_EQUALS( KErrNone, iMockContext->VerifyExpectations() ); 
    }
开发者ID:cdaffara，项目名称:symbiandump-ossapps，代码行数:60，代码来源:ut_cpelogevent.cpp

示例3: pLocation

void CEmTubePlaylistEntry::ImportL( RFileReadStream& aStream )
	{
	TInt l = aStream.ReadInt32L();
	if( l )
		{
		iLocation = HBufC::NewL( l );
		TPtr pLocation( iLocation->Des() );
		aStream.ReadL( pLocation, l );
		}
	else
		{
		iLocation = KNullDesC().AllocL();
		}

	l = aStream.ReadInt32L();
	if( l )
		{
		iName = HBufC::NewL( l );
		TPtr pName( iName->Des() );
		aStream.ReadL( pName, l );
		}
	else
		{
		iName = KNullDesC().AllocL();
		}

	iPlayCount = aStream.ReadInt32L();
	iType = (TEmTubePlaylistEntryType)aStream.ReadInt32L();
	TReal t = aStream.ReadReal64L();
	iTime = TTime( Int64( t ) );
	}
开发者ID:Yelinson，项目名称:OpenVideoHub，代码行数:31，代码来源:emTubePlaylistManager.cpp

示例4: JELOG2

// -----------------------------------------------------------------------------
// CPIMAgnToDoAdapter::ExportItemL
// (other items were commented in a header)
// -----------------------------------------------------------------------------
//
void CPIMAgnToDoAdapter::ExportItemL(const MPIMToDoItem& aItem,
                                     CCalEntry& aEntry, TBool aResetEntry)
{
    JELOG2(EPim);
    if (aResetEntry)
    {
        // Reset native entry for exporting new data
        aEntry.SetSummaryL(KNullDesC());
        aEntry.SetDescriptionL(KNullDesC());
        aEntry.SetPriorityL(0);
        aEntry.SetCompletedL(EFalse, aEntry.CompletedTimeL());
    }

    // Export item data to the native ToDo calendar entry
    const MPIMItemData& itemData = aItem.ItemData();
    CArrayFix<TPIMField>* fields = itemData.FieldsLC();

    // Add default values to the calendar entry
    AddDefaultValuesToEntryL(itemData, aEntry);

    // Convert each field to the native ToDo calendar entry
    TInt count = fields->Count();
    for (TInt i = 0; i < count; i++)
    {
        TPIMToDoField field = static_cast<TPIMToDoField>(fields->At(i));
        ConvertToAgnL(field, aEntry, itemData);
    }
    CleanupStack::PopAndDestroy(fields);
}
开发者ID:cdaffara，项目名称:symbiandump-ossapps，代码行数:34，代码来源:cpimagntodoadapter.cpp

示例5: DLTRACEIN

void CNcdExtendedInstallInfo::ConstructL()
    {
    DLTRACEIN((""));
    CNcdPurchaseInstallInfo::BaseConstructL();
    iMimeType = KNullDesC().AllocL();  
    iParameter = KNullDesC().AllocL();  
    }
开发者ID:cdaffara，项目名称:symbiandump-mw1，代码行数:7，代码来源:ncdextendedinstallinfo.cpp

示例6: KNullDesC

// -----------------------------------------------------------------------------
// CProfileExtraTonesImpl::ConstructL
// Symbian 2nd phase constructor can leave.
// -----------------------------------------------------------------------------
//
void CProfileExtraTonesImpl::ConstructL()
{
    iIMMessageAlertTone = KNullDesC().AllocL();
    iEmailAlertTone = KNullDesC().AllocL();
    iVideoCallRingingTone = KNullDesC().AllocL();
    iReminderTone = KNullDesC().AllocL();
    iClockAlarmTone = KNullDesC().AllocL();
}
开发者ID:kuailexs，项目名称:symbiandump-mw1，代码行数:13，代码来源:CProfileExtraTonesImpl.cpp

示例7: KNullDesC

void CBaseMrInfoObject::ConstructL()
    {    
    iSubject = KNullDesC().AllocL();
    iDescription = KNullDesC().AllocL();
    iLocation = KNullDesC().AllocL();
    iUid = KNullDesC().AllocL();
    
    iOrganizer = CBaseMrAttendee::NewL();
    }
开发者ID:cdaffara，项目名称:symbiandump-ossapps，代码行数:9，代码来源:BaseMrInfoObject.cpp

示例8: KNullDesC

void CNcdNodeLink::ConstructL()
    {
    iParentIdentifier = CNcdNodeIdentifier::NewL();
    iRequestParentIdentifier = CNcdNodeIdentifier::NewL();
    iMetaDataIdentifier = CNcdNodeIdentifier::NewL();
    iTimeStamp = KNullDesC().AllocL();
    iCatalogsSourceName = KNullDesC().AllocL();
    iServerUri = KNullDesC().AllocL();
    iRemoteUri = KNullDesC().AllocL();
    iMetadataTimeStamp = KNullDesC().AllocL();
    }
开发者ID:cdaffara，项目名称:symbiandump-mw1，代码行数:11，代码来源:ncdnodelink.cpp

示例9: RDEBUG

// ----------------------------------------------------------------------------------------
// CTerminalControlServer::StartProcessByFullNameL
// ----------------------------------------------------------------------------------------
void CTerminalControlServer::StartProcessByFullNameL ( const TDesC8& aName )
{
    RDEBUG("CTerminalControlServer::StartProcessByFullNameL");

    // 8bit to 16bit string
    //
    HBufC* fileNameBuf = HBufC::NewLC( aName.Length() );
    TPtr   fileName(fileNameBuf->Des());
    fileName.Copy( aName );

    // Connect to application architecture server
    //
    RApaLsSession apaLs;
    User::LeaveIfError( apaLs.Connect() );
    CleanupClosePushL( apaLs );

    // Create command line for process
    //
    CApaCommandLine* cmd = CApaCommandLine::NewLC();

    cmd->SetExecutableNameL( fileName );
    cmd->SetDocumentNameL( KNullDesC() );
    cmd->SetCommandL( EApaCommandRun );

    // Start application
    //
    User::LeaveIfError( apaLs.StartApp( *cmd ) );

    CleanupStack::PopAndDestroy( cmd );
    CleanupStack::PopAndDestroy( &apaLs );
    CleanupStack::PopAndDestroy( fileNameBuf );
}
开发者ID:kuailexs，项目名称:symbiandump-mw3，代码行数:35，代码来源:TerminalControlServer.cpp

示例10: _LIT

// -----------------------------------------------------------------------------
// CLibxml2Tester::CompressBufferGZIPL
// test GZIP Compress to buffer
// (other items were commented in a header).
// -----------------------------------------------------------------------------
//
TInt CLibxml2Tester::CompressBufferGZIPL(CStifItemParser& aItem)
{
    _LIT(tem,"Error in code");

    // resize heap
    he = UserHeap::ChunkHeap(&KNullDesC(), 0, 20000000);
    if(!he)
    {
        User::Leave(100);
    }
    oldHeap = User::SwitchHeap(he);// Change heaps
    cleanup=CTrapCleanup::New();
    //--
    TInt trapResult;

    // start trap
    TRAP(trapResult,

         TPtrC pInput;
         aItem.GetNextString( pInput );

         TPtrC pOutput;
         aItem.GetNextString( pOutput );
         HBufC8* bufferOutput = CnvUtfConverter::ConvertFromUnicodeToUtf8L(pOutput);
         CleanupStack::PushL( bufferOutput );
         TPtr8 pOutput8 = bufferOutput->Des();


         HBufC8* buffer = ReadFileToBufferL( pInput );
         CleanupStack::PushL( buffer );

         // CVtcpBufferManager::NewL( in.Ptr() ,in.Length());


         CTestBufferManager* bm = CTestBufferManager::NewLC(  buffer->Ptr(), buffer->Size() );
         CEZCompressor* compressor = CEZCompressor::NewLC( *bm );

//    decompressor->DecompressL( pOutput8, buffer->Des() );

         while ( compressor->DeflateL() )
{
    /* empty */
}

TPtrC8 out=bm->OutputData();

           RFs aRFs;
           User::LeaveIfError(aRFs.Connect());
           CleanupClosePushL(aRFs);

           RFile fOut;
           User::LeaveIfError ( fOut.Replace( aRFs, pOutput, EFileWrite ) );
           CleanupClosePushL( fOut );
           User::LeaveIfError ( fOut.Write(out ) );


//WriteFileFromBufferL(pOutput,out)

           CleanupStack::PopAndDestroy( 6 );
    );
开发者ID:kuailexs，项目名称:symbiandump-os2，代码行数:66，代码来源:xmlengtesterblockssergzip.cpp

示例11: TRAP

void T_CntImageRescaler::testEmptyArgs()
    {
    test.Next(_L("Empty arguments"));

    TPath path;
    TInt err;

    TRAP(err, iRescaler->ResizeImageL(KNullDesC(), path));
    test(err == KErrArgument);

    TRAP(err, iRescaler->ResizeImageL(path, KNullDesC()));
    test(err == KErrArgument);

    TRAP(err, iRescaler->ResizeImageL(path, path));
    test(err == KErrArgument);
    }
开发者ID:Esclapion，项目名称:qt-mobility，代码行数:16，代码来源:t_cntimagerescaler.cpp

示例12: iName

// ---------------------------------------------------------------------------
//  Constructor
// ---------------------------------------------------------------------------
//
CConnMonWlanNetwork::CConnMonWlanNetwork(
        const TBuf<KMaxNameLength>& aName,
        TUint aConnectionMode,
        TUint aSignalStrength,
        TUint aSecurityMode,
        TUint aSecurityModeV2,
        TUint aProtectedSetupSupport,
        const TBuf8<KWlanBssId>& aBssId,
        const TDesC& aVendorData )
        :
        iName( aName ),
        iConnectionMode( aConnectionMode ),
        iSignalStrength( aSignalStrength ),
        iSecurityMode( aSecurityMode ),
        iWlanBssId( aBssId ),
        iVendorData( NULL ),
        iSecurityModeV2( aSecurityModeV2 ),
        iProtectedSetupSupport( aProtectedSetupSupport )
    {
    if ( aVendorData != KNullDesC() && aVendorData.Length() > 0 )
        {
        // Can't leave here, copy contents only if enough memory
        iVendorData = HBufC::New( aVendorData.Length() );
        if ( iVendorData )
            {
            iVendorData->Des().Copy( aVendorData );
            }
        }
    }
开发者ID:kuailexs，项目名称:symbiandump-mw1，代码行数:33，代码来源:connmonwlannetwork_v2.cpp

示例13: KNullDesC

TPtrC CPosLmNameIndex::CIndexItem::Name() const
    {
    if ( iName )
        return *iName;
    else
        return KNullDesC();
    }
开发者ID:cdaffara，项目名称:symbiandump-mw2，代码行数:7，代码来源:EPos_CPosLmNameIndex.cpp

示例14: DLTRACEIN

void CNcdNodeFolderProxy::InternalizeNodeSeenFolderL() 
    {
    DLTRACEIN((""));
    
    if ( iNodeSeenFolder )
        {
        iNodeSeenFolder->InternalizeL();
        }
    else 
        {
        // Create the object.  
        // Get the handle at first.
        TInt handle( 0 );
        User::LeaveIfError(
            ClientServerSession().SendSync(
                NcdNodeFunctionIds::ENcdNodeSeenFolderHandle,
                KNullDesC(),
                handle,
                Handle() ) );
        
        DLINFO(( "handle: %d", handle ));
       
        iNodeSeenFolder = CNcdNodeSeenFolderProxy::NewL(
            ClientServerSession(), handle, *this );
        }
    }
开发者ID:cdaffara，项目名称:symbiandump-mw1，代码行数:26，代码来源:ncdnodefolderproxy.cpp

示例15: new

// ---------------------------------------------------------------------------
//  Copy Constructor
// ---------------------------------------------------------------------------
//
EXPORT_C CConnMonWlanNetwork* CConnMonWlanNetwork::NewL(
        CConnMonWlanNetwork& aConnMonWlanNetwork )
    {
    CConnMonWlanNetwork* wlanNet;
    if ( aConnMonWlanNetwork.iVendorData )
        {
        wlanNet = new( ELeave ) CConnMonWlanNetwork(
                aConnMonWlanNetwork.iName,
                aConnMonWlanNetwork.iConnectionMode,
                aConnMonWlanNetwork.iSignalStrength,
                aConnMonWlanNetwork.iSecurityMode,
                aConnMonWlanNetwork.iSecurityModeV2,
                aConnMonWlanNetwork.iProtectedSetupSupport,
                aConnMonWlanNetwork.iWlanBssId,
                aConnMonWlanNetwork.iVendorData->Des() );
        }
    else
        {
        wlanNet = new( ELeave ) CConnMonWlanNetwork(
                aConnMonWlanNetwork.iName,
                aConnMonWlanNetwork.iConnectionMode,
                aConnMonWlanNetwork.iSignalStrength,
                aConnMonWlanNetwork.iSecurityMode,
                aConnMonWlanNetwork.iSecurityModeV2,
                aConnMonWlanNetwork.iProtectedSetupSupport,
                aConnMonWlanNetwork.iWlanBssId,
                KNullDesC() );
        }
    return wlanNet;
    }
开发者ID:kuailexs，项目名称:symbiandump-mw1，代码行数:34，代码来源:connmonwlannetwork_v2.cpp


注：本文中的KNullDesC函数示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。