OdRxSystemServices::createFile Method
Syntax
C++
virtual OdStreamBufPtr createFile(const OdString& filename, Oda::FileAccessMode accessMode = Oda::kFileRead, Oda::FileShareMode shareMode = Oda::kShareDenyNo, Oda::FileCreationDisposition creationDisposition = Oda::kOpenExisting);
Description
DescriptionCreates and/or opens the specified file.
Parameters|
Parameters |
Description |
|
filename |
[in] Filename. |
|
accessMode |
[in] Access mode. |
|
shareMode |
[in] Share mode. |
|
creationDisposition |
[in] Creation disposition. |
ReturnsReturns a SmartPointer to an OdStreamBuf object for the file.
RemarksaccessMode must be a combination of one or more of the following:
|
Name |
Value |
Description |
|
Oda::kFileRead |
0x80000000 |
Read access. |
|
Oda::kFileWrite |
0x40000000 |
Write access. |
shareMode must be one of the following:
|
Name |
Value |
Description |
|
Oda::kShareDenyReadWrite |
0x10 |
deny read/write mode |
|
Oda::kShareDenyWrite |
0x20 |
deny write mode |
|
Oda::kShareDenyRead |
0x30 |
deny read mode |
|
Oda::kShareDenyNo |
0x40 |
deny none mode |
Creation disposition must be one of the following:
|
Name |
Value |
Description |
|
Oda::kCreateNew |
1 |
Creates a new file; fails if the specified file already exists. |
|
Oda::kCreateAlways |
2 |
Creates a new file; overwrites any existing file. |
|
Oda::kOpenExisting |
3 |
Opens the file; fails if the file does not exist. |
|
Oda::kOpenAlways |
4 |
Opens the file; creates the file if it does not exist. |
|
Oda::kTruncateExisting |
5 |
Truncates the file; fails if the file does not exist. The file must be open at least Oda::kFileWrite. |
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