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

# IsWinEventHookInstalled(3w)

## NAME

**IsWinEventHookInstalled** (USER32.@)

## SYNOPSIS

BOOL IsWinEventHookInstalled\
  (\
   DWORD *dwEvent*\
  )

## DESCRIPTION

Determine if an event hook is installed for an event.

## PARAMS

*dwEvent* **\[In\]**  Id of the event.

## RETURNS

**TRUE**, If there are any hooks installed for the event. **FALSE**, Otherwise.

## BUGS

Not implemented.

## IMPLEMENTATION

Declared in **"winuser.h"**.

Implemented in **"dlls/user32/hook.c"**.

Debug channel **"hook"**.