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Determines if the calling thread has the TSF input focus.
Syntax
HRESULT IsThreadFocus(
[out] BOOL *pfThreadFocus
);
Parameters
[out] pfThreadFocus
Pointer to a BOOL that receives a value that indicates if the calling thread has input focus. This parameter receives a nonzero value if the calling thread has the focus or zero otherwise.
Return value
This method can return one of these values.
| Value | Description |
|---|---|
|
The method was successful. |
|
pfThreadFocus is invalid. |
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 | msctf.h |
| DLL | Msctf.dll |
| Redistributable | TSF 1.0 on Windows 2000 Professional |