IOleInPlaceSiteWindowless::CanWindowlessActivate method (ocidl.h)
Informs an object if its container can support it as a windowless object that can be in-place activated.
Syntax
HRESULT CanWindowlessActivate();
Return value
This method returns S_OK if the object can activate in-place without a window.
Remarks
If this method returns S_OK, the container can dispatch events to it using IOleInPlaceObjectWindowless.
If this method returns S_FALSE, the object should create a window and behave as a normal compound document object.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 2000 Professional [desktop apps only] |
| Minimum supported server | Windows 2000 Server [desktop apps only] |
| Target Platform | Windows |
| Header | ocidl.h |