C++ CArrayPtr::ResetAndDestroy方法代码示例

// -----------------------------------------------------------------------------
// CTestPosLandmarkDatabase::PrepareAndTakePartialLmks
// 
// 
// -----------------------------------------------------------------------------
//
TInt CTestPosLandmarkDatabase::PrepareAndTakePartialLmksL( CStifItemParser& /*aItem*/ )
	{
	// Open and initialize DB
	CPosLandmarkDatabase* lmkDatabase = CPosLandmarkDatabase::OpenL( KDBUri );
	CleanupStack::PushL( lmkDatabase );
	// Initialize database
	ExecuteAndDeleteLD( lmkDatabase->InitializeL() );
	// Partial read params
	CPosLmPartialReadParameters* readParams = CPosLmPartialReadParameters::NewLC();
	// Set attributes, only name
	readParams->SetRequestedAttributes( CPosLandmark::ELandmarkName );
	// Set partial read params
	lmkDatabase->SetPartialReadParametersL( *readParams );
	// Get ids of all the landmarks using an iterator
	RArray<TPosLmItemId> idArray;
	TPosLmItemId id;
	CPosLmItemIterator* iterator = lmkDatabase->LandmarkIteratorL();
	CleanupStack::PushL( iterator );
	if( iterator->NumOfItemsL() == 0 )
		{
		iLog->Log(_L("No landmark exists in database, PrepareAndTakePartialLmks fails"));
		User::Leave( KErrGeneral );
		}
	// Iterate through all the landmarks and save ids into array
	while( ( id = iterator->NextL()) != KPosLmNullItemId )
		{
		idArray.Append( id );
		}
	// Prepare partial landmark
	CPosLmOperation* operation = lmkDatabase->PreparePartialLandmarksL( idArray );
	CleanupStack::PushL( operation );
	operation->ExecuteL();
	iLog->Log(_L("operation done"));
	// Take partial landmark
	CArrayPtr<CPosLandmark>* lmkPtrArray = lmkDatabase->TakePreparedPartialLandmarksL( operation );
	iLog->Log(_L("Takeprepared done"));
	//CleanupStack::PushL(lmkPtrArray);
	iLog->Log(_L("PrepareAndTakePartialLmks succeeds"));
//	CleanupStack::Pop(lmkPtrArray);
	lmkPtrArray->ResetAndDestroy();
	iLog->Log(_L("after reset done"));
	CleanupStack::PopAndDestroy( 4, lmkDatabase );
	ReleaseLandmarkResources();	
	return KErrNone; 	
	}

void CDirectPrintPrinterSettingView::SetBearerListL(CAknEnumeratedTextPopupSettingItem* item)
	{
	TInt err = GetBearerMgr()->GetProtocolNames(iBearerList);
	if (!err)
		{
		CArrayPtr<CAknEnumeratedText>* textArray = item->EnumeratedTextArray();
		textArray->ResetAndDestroy();

		TInt count = iBearerList.Count();
		for (TInt i=0; i<count; i++)
			{
			CAknEnumeratedText* enumText = new (ELeave) CAknEnumeratedText(i, iBearerList[i].iName.AllocLC());
			CleanupStack::Pop();
			CleanupStack::PushL(enumText);
			textArray->AppendL(enumText);
			CleanupStack::Pop();
			}
		}
	}

//.........这里部分代码省略.........
//    item6->ConstructL(isNumberedStyle, 6, KName6, icons, R_DATE_SETTING_PAGE, -1);
//    iItemList->SettingItemArray()->AppendL(item6);
//    CleanupStack::Pop(item6);
//
//
//    /* Time offset setting item */
//    CAknTimeOffsetSettingItem* item7 = new (ELeave) CAknTimeOffsetSettingItem(7, iTime);
//    CleanupStack::PushL(item7);
//    // The same resource id can be used for multiple time offset setting pages.
//    item7->ConstructL(isNumberedStyle, 7, KName7, icons, R_TIMEOFFSET_SETTING_PAGE, -1);
//    iItemList->SettingItemArray()->AppendL(item7);
//    CleanupStack::Pop(item7);
//
//
//    /* Ip field setting item */
//    CAknIpFieldSettingItem* item8 = new (ELeave) CAknIpFieldSettingItem(8, iIp);
//    CleanupStack::PushL(item8);
//    // The same resource id can be used for multiple ip field setting pages.
//    item8->ConstructL(isNumberedStyle, 8, KName8, icons, R_IPFIELD_SETTING_PAGE, -1);
//    iItemList->SettingItemArray()->AppendL(item8);
//    CleanupStack::Pop(item8);
//
//
//    /* Enumerated text setting item */  更换频率
    CAknEnumeratedTextPopupSettingItem* item9 = new (ELeave) CAknEnumeratedTextPopupSettingItem(EItemFreqency, iEnumText);
    CleanupStack::PushL(item9);
    // The same resource id can be used for multiple enumerated text setting pages.
    text = StringLoader::LoadLC(R_SETTING_FREQUENCY_TITLE);
    item9->ConstructL(isNumberedStyle, EItemFreqency, text->Des(), icons, R_ENUMERATEDTEXT_SETTING_PAGE, -1, 0, R_POPUP_SETTING_TEXTS);
    CleanupStack::PopAndDestroy();
    
    // Load texts dynamically.
    texts = item9->EnumeratedTextArray();
    texts->ResetAndDestroy();    
    // 1 hour
    text = StringLoader::LoadLC(R_TEXT_FREQUENCY_ONE_HOUR);
    enumText = new (ELeave) CAknEnumeratedText(EFrequencyOneHour, text);
    CleanupStack::Pop(text);
    CleanupStack::PushL(enumText);
    texts->AppendL(enumText);
    CleanupStack::Pop(enumText);
    // 8 hours
    text = StringLoader::LoadLC(R_TEXT_FREQUENCY_EIGHT_HOURS);
    enumText = new (ELeave) CAknEnumeratedText(EFrequencyEightHours, text);
    CleanupStack::Pop(text);
    CleanupStack::PushL(enumText);
    texts->AppendL(enumText);
    CleanupStack::Pop(enumText);
    // 1 day
    text = StringLoader::LoadLC(R_TEXT_FREQUENCY_ONE_DAY);
    enumText = new (ELeave) CAknEnumeratedText(EFrequencyOneDay, text);
    CleanupStack::Pop(text);
    CleanupStack::PushL(enumText);
    texts->AppendL(enumText);
    CleanupStack::Pop(enumText);
    // 3 days
    text = StringLoader::LoadLC(R_TEXT_FREQUENCY_THREE_DAYS);
    enumText = new (ELeave) CAknEnumeratedText(EFrequencyThreeDays, text);
    CleanupStack::Pop(text);
    CleanupStack::PushL(enumText);
    texts->AppendL(enumText);
    CleanupStack::Pop(enumText);
    // 1 week
    text = StringLoader::LoadLC(R_TEXT_FREQUENCY_ONE_WEEK);
    enumText = new (ELeave) CAknEnumeratedText(EFrequencyOneWeek, text);
    CleanupStack::Pop(text);

/**
	Static convenience cleanup method copied from CSmlContactsDba  
*/
void CDeleteMany::CleanupPtrArray(TAny* aCArrayPtr)
	{ 
	CArrayPtr<CContactItem>* array = reinterpret_cast<CArrayPtr<CContactItem>*>(aCArrayPtr);
	array->ResetAndDestroy();
	delete array;
	}