| description |
Learn more about: odl |
| title |
odl (C++ COM Attribute) |
| ms.date |
10/02/2018 |
| f1_keywords |
|
| helpviewer_keywords |
|
| ms.assetid |
75dcb314-b50f-4a63-9180-507ac1bc78f3 |
Identifies an interface as an Object Description Language (ODL) interface. The MIDL compiler does not require the odl attribute; it is recognized only for compatibility with older .odl files.
Remarks
The odl C++ attribute has the same functionality as the odl MIDL attribute.
// cpp_attr_ref_odl.cpp
// compile with: /LD
#include <unknwn.h>
[module(name="MyLIb")];
[odl, oleautomation, dual, uuid("00000000-0000-0000-0000-000000000001")]
__interface IMyInterface
{
HRESULT x();
};
[coclass, uuid("00000000-0000-0000-0000-000000000002")]
class cmyClass : public IMyInterface
{
public:
HRESULT x(){}
};
| Attribute context |
Value |
| Applies to |
interface |
| Repeatable |
No |
| Required attributes |
None |
| Invalid attributes |
None |
For more information about the attribute contexts, see Attribute Contexts.
IDL Attributes
Interface Attributes