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Called when the thread the event sink was installed from receives the input focus.
Syntax
HRESULT OnSetFocus(
[in] DWORD dwThreadId
);
Parameters
[in] dwThreadId
Contains the current thread identifier. This is the same value returned from GetCurrentThreadId.
Return value
If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.
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 | ctfutb.h |
| DLL | Msutb.dll |
| Redistributable | TSF 1.0 on Windows 2000 Professional |