IsWinEventHookInstalled

// USER32.dll
#include <windows.h>

BOOL IsWinEventHookInstalled(
    DWORD event
);

<DllImport("USER32.dll", ExactSpelling:=True)>
Public Shared Function IsWinEventHookInstalled(
    [event] As UInteger   ' DWORD
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function

' event : DWORD
Declare PtrSafe Function IsWinEventHookInstalled Lib "user32" ( _
    ByVal event As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

IsWinEventHookInstalled = ctypes.windll.user32.IsWinEventHookInstalled
IsWinEventHookInstalled.restype = wintypes.BOOL
IsWinEventHookInstalled.argtypes = [
    wintypes.DWORD,  # event : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('USER32.dll')
IsWinEventHookInstalled = Fiddle::Function.new(
  lib['IsWinEventHookInstalled'],
  [
    -Fiddle::TYPE_INT,  # event : DWORD
  ],
  Fiddle::TYPE_INT)

#[link(name = "user32")]
extern "system" {
    fn IsWinEventHookInstalled(
        event: u32  // DWORD
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("USER32.dll")]
public static extern bool IsWinEventHookInstalled(uint event);
"@
$api = Add-Type -MemberDefinition $sig -Name 'USER32_IsWinEventHookInstalled' -Namespace Win32 -PassThru
# $api::IsWinEventHookInstalled(event)

#uselib "USER32.dll"
#func global IsWinEventHookInstalled "IsWinEventHookInstalled" sptr
; IsWinEventHookInstalled event   ; 戻り値は stat
; event : DWORD -> "sptr"
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。

#uselib "USER32.dll"
#cfunc global IsWinEventHookInstalled "IsWinEventHookInstalled" int
; res = IsWinEventHookInstalled(event)
; event : DWORD -> "int"

; BOOL IsWinEventHookInstalled(DWORD event)
#uselib "USER32.dll"
#cfunc global IsWinEventHookInstalled "IsWinEventHookInstalled" int
; res = IsWinEventHookInstalled(event)
; event : DWORD -> "int"

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	user32 = windows.NewLazySystemDLL("USER32.dll")
	procIsWinEventHookInstalled = user32.NewProc("IsWinEventHookInstalled")
)

// event (DWORD)
r1, _, err := procIsWinEventHookInstalled.Call(
	uintptr(event),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function IsWinEventHookInstalled(
  event: DWORD   // DWORD
): BOOL; stdcall;
  external 'USER32.dll' name 'IsWinEventHookInstalled';

result := DllCall("USER32\IsWinEventHookInstalled"
    , "UInt", event   ; DWORD
    , "Int")   ; return: BOOL

●IsWinEventHookInstalled(event) = DLL("USER32.dll", "bool IsWinEventHookInstalled(dword)")
# 呼び出し: IsWinEventHookInstalled(event)
# event : DWORD -> "dword"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。

const std = @import("std");

extern "user32" fn IsWinEventHookInstalled(
    event: u32 // DWORD
) callconv(std.os.windows.WINAPI) i32;

proc IsWinEventHookInstalled(
    event: uint32  # DWORD
): int32 {.importc: "IsWinEventHookInstalled", stdcall, dynlib: "USER32.dll".}

pragma(lib, "user32");
extern(Windows)
int IsWinEventHookInstalled(
    uint event   // DWORD
);

ccall((:IsWinEventHookInstalled, "USER32.dll"), stdcall, Int32,
      (UInt32,),
      event)
# event : DWORD -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t IsWinEventHookInstalled(
    uint32_t event);
]]
local user32 = ffi.load("user32")
-- user32.IsWinEventHookInstalled(event)
-- event : DWORD
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('USER32.dll');
const IsWinEventHookInstalled = lib.func('__stdcall', 'IsWinEventHookInstalled', 'int32_t', ['uint32_t']);
// IsWinEventHookInstalled(event)
// event : DWORD -> 'uint32_t'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("USER32.dll", {
  IsWinEventHookInstalled: { parameters: ["u32"], result: "i32" },
});
// lib.symbols.IsWinEventHookInstalled(event)
// event : DWORD -> "u32"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
int32_t IsWinEventHookInstalled(
    uint32_t event);
C, "USER32.dll");
// $ffi->IsWinEventHookInstalled(event);
// event : DWORD
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface User32 extends StdCallLibrary {
    User32 INSTANCE = Native.load("user32", User32.class);
    boolean IsWinEventHookInstalled(
        int event   // DWORD
    );
}

@[Link("user32")]
lib LibUSER32
  fun IsWinEventHookInstalled = IsWinEventHookInstalled(
    event : UInt32   # DWORD
  ) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef IsWinEventHookInstalledNative = Int32 Function(Uint32);
typedef IsWinEventHookInstalledDart = int Function(int);
final IsWinEventHookInstalled = DynamicLibrary.open('USER32.dll')
    .lookupFunction<IsWinEventHookInstalledNative, IsWinEventHookInstalledDart>('IsWinEventHookInstalled');
// event : DWORD -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function IsWinEventHookInstalled(
  event: DWORD   // DWORD
): BOOL; stdcall;
  external 'USER32.dll' name 'IsWinEventHookInstalled';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "IsWinEventHookInstalled"
  c_IsWinEventHookInstalled :: Word32 -> IO CInt
-- event : DWORD -> Word32
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let iswineventhookinstalled =
  foreign "IsWinEventHookInstalled"
    (uint32_t @-> returning int32_t)
(* event : DWORD -> uint32_t *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library user32 (t "USER32.dll"))
(cffi:use-foreign-library user32)

(cffi:defcfun ("IsWinEventHookInstalled" is-win-event-hook-installed :convention :stdcall) :int32
  (event :uint32))   ; DWORD
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $IsWinEventHookInstalled = Win32::API::More->new('USER32',
    'BOOL IsWinEventHookInstalled(DWORD event)');
# my $ret = $IsWinEventHookInstalled->Call($event);
# event : DWORD -> DWORD
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。