本文整理汇总了C++中TPath::Length方法的典型用法代码示例。如果您正苦于以下问题：C++ TPath::Length方法的具体用法？C++ TPath::Length怎么用？C++ TPath::Length使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类TPath的用法示例。
在下文中一共展示了TPath::Length方法的2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: UpdateDataArraysL
// ---------------------------------------------------------------------------
// CAknMemorySelectionModelMultiDrive::UpdateDataArraysL
// ---------------------------------------------------------------------------
//
void CAknMemorySelectionModelMultiDrive::UpdateDataArraysL()
{
TDriveList driveList;
TInt driveCount;
User::LeaveIfError( DriveInfo::GetUserVisibleDrives(
iCoeEnv->FsSession(), driveList, driveCount, KDriveAttAll ) );
TPath rootPath;
TDriveNumber driveNumber;
AknCommonDialogsDynMem::TMemoryTypes memoryType;
CDesCArrayFlat* driveArray = STATIC_CAST( CDesCArrayFlat*, iDriveArray );
CDesCArrayFlat* defaultFolderArray =
STATIC_CAST( CDesCArrayFlat*, iDefaultFolderArray );
driveArray->Reset();
defaultFolderArray->Reset();
if ( iDefDriveArray != NULL && iDefDefaultFolderArray != NULL )
{
for ( TInt i = 0; i < KMaxDrives; i++ )
{
TInt driveExist = driveList[i];
if ( driveExist )
{
driveNumber = TDriveNumber( i );
rootPath.Zero();
memoryType = AknCFDUtility::DriveMemoryTypeL( driveNumber );
if( memoryType & iIncludedMedias )
{
User::LeaveIfError(
PathInfo::GetRootPath( rootPath, driveNumber ) );
}
else
{
continue;
}
TBool isUserDefined = EFalse;
// add right location even user's location with wrong sequence
for ( TInt j = 0; j < iDefDriveArray->MdcaCount(); j++ )
{
// same drive info and user's root path must under c:\data\.
// try to get the location
if ( ( *iDefDriveArray )[j].FindC( rootPath ) == 0 )
{
// Use user's root path, part of user definiens
// (lowercase) may be replaced by system rootPath
rootPath.Append( ( *iDefDriveArray )[j].Right(
( *iDefDriveArray )[j].Length() - rootPath.Length() ) );
driveArray->AppendL( rootPath );
defaultFolderArray->AppendL( ( *iDefDefaultFolderArray )[j] );
isUserDefined = ETrue;
break;
}
}
if ( !isUserDefined )
{
// user does not define location for this drive
// use the default
driveArray->AppendL( rootPath );
defaultFolderArray->AppendL( KNullDesC );
}
}
}
}
else
{
for ( TInt i=0; i<KMaxDrives; i++ )
{
TInt drive = driveList[i];
driveNumber = TDriveNumber( i );
if (drive)
{
memoryType = AknCFDUtility::DriveMemoryTypeL( driveNumber );
if( memoryType & iIncludedMedias )
{
User::LeaveIfError(
PathInfo::GetRootPath( rootPath, driveNumber ) );
driveArray->AppendL( rootPath );
defaultFolderArray->AppendL( KNullDesC );
}
}
}
}
}示例2: testRescaleUtility
void T_CntImageRescaler::testRescaleUtility()
{
// delete the possible image directory, it must not leave
// even if the folder was not found.
TRAPD( err, TCntImageRescaleUtility::DeleteImageDirectoryL() );
test( err == KErrNone );
// path for image directory, existense of the directory is not
// checked
TPath path = TCntImageRescaleUtility::ImageDirectoryL();
test( path.Length() > 0 );
test( path.Find(KImagesFolder) != KErrNotFound );
TPath dir = TCntImageRescaleUtility::CreateImageDirectoryL();
test( dir.Length() > 0 );
test( dir.Find( KImagesFolder) != KErrNotFound );
// make a test image file (empty file)
RFs fs;
CleanupClosePushL( fs );
User::LeaveIfError( fs.Connect() );
TPath imagePath;
imagePath.Append( dir );
imagePath.Append( KImageName );
RFile file;
CleanupClosePushL(file);
User::LeaveIfError(file.Create( fs, imagePath, EFileWrite ));
CleanupStack::PopAndDestroy();
CContactItem* item = CContactItem::NewLC(KUidContactCard);
CContactItemField* field = CContactItemField::NewL( KStorageTypeText, KUidContactFieldCodImage );
field->SetMapping( KUidContactFieldVCardMapUnknown );
item->AddFieldL( *field );
// add image without GUID
TRAPD( err2, TCntImageRescaleUtility::StoreImageFieldL( *item, imagePath ) );
test( err2 == KErrNone );
// then update with GUID value
_LIT(KGuid, "guid");
TBufC<4> buffer ( KGuid );
item->SetUidStringL( buffer );
TRAPD( err3, TCntImageRescaleUtility::UpdateImageNameL( *item ) );
test( err3 == KErrNone );
CContactItemFieldSet& fields = item->CardFields();
TInt privateImageIndex = fields.Find( KUidContactFieldCodImage, KUidContactFieldVCardMapUnknown );
test( privateImageIndex != KErrNotFound );
TPtrC fieldText = fields[privateImageIndex].TextStorage()->Text();
// how it should look like
TPath newPath;
newPath.Append( TCntImageRescaleUtility::ImageDirectoryL() );
newPath.Append( buffer );
newPath.Append( KImageName );
RDebug::Print( _L("%S"), &newPath );
RDebug::Print( _L("%S"), &fieldText );
test( newPath.Compare(fieldText) == 0 );
BaflUtils::DeleteFile( fs, newPath );
CleanupStack::PopAndDestroy(2); // item, RFs
}