---
name: "IUnknown_OnFocusOCS"
section: "3w"
platform: "linux"
package: "libwine-dev"
version: "1.4.1-4"
release: "Debian 7 (Wheezy)"
platforms: ["linux"]
url: "https://new.carta.tech/IUnknown_OnFocusOCS"
---

# IUnknown\_OnFocusOCS(3w)

## NAME

**IUnknown\_OnFocusOCS** (SHLWAPI.189)

## SYNOPSIS

HRESULT IUnknown\_OnFocusOCS\
  (\
   IUnknown\* *lpUnknown*,\
   BOOL      *fGotFocus*\
  )

## DESCRIPTION

Call **IOleControlSite\_OnFocus(3w)** on an object.

## PARAMS

*lpUnknown* **\[In\]**  Object supporting the **IOleControlSite** interface.

*fGotFocus* **\[In\]**  Whether focus was gained (**TRUE**) or lost (**FALSE**).

## RETURNS

**Success:** **S\_OK**.

**Failure:** An **HRESULT** error code, or **E\_FAIL** if *lpUnknown* is **NULL**.

## IMPLEMENTATION

Exported by ordinal only. Use **[GetProcAddress(3w)](/GetProcAddress/3w.md)** to obtain a pointer to the function.

Implemented in **"dlls/shlwapi/ordinal.c"**.

Debug channel **"shell"**.