RegisterCloakedNotification

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

BOOL RegisterCloakedNotification(
    HWND hwnd,
    BOOL fRegister
);

<DllImport("USER32.dll", ExactSpelling:=True)>
Public Shared Function RegisterCloakedNotification(
    hwnd As IntPtr,   ' HWND
    fRegister As Boolean   ' BOOL
) As Boolean
End Function

' hwnd : HWND
' fRegister : BOOL
Declare PtrSafe Function RegisterCloakedNotification Lib "user32" ( _
    ByVal hwnd As LongPtr, _
    ByVal fRegister 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

RegisterCloakedNotification = ctypes.windll.user32.RegisterCloakedNotification
RegisterCloakedNotification.restype = wintypes.BOOL
RegisterCloakedNotification.argtypes = [
    wintypes.HANDLE,  # hwnd : HWND
    wintypes.BOOL,  # fRegister : BOOL
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('USER32.dll')
RegisterCloakedNotification = Fiddle::Function.new(
  lib['RegisterCloakedNotification'],
  [
    Fiddle::TYPE_VOIDP,  # hwnd : HWND
    Fiddle::TYPE_INT,  # fRegister : BOOL
  ],
  Fiddle::TYPE_INT)

#[link(name = "user32")]
extern "system" {
    fn RegisterCloakedNotification(
        hwnd: *mut core::ffi::c_void,  // HWND
        fRegister: i32  // BOOL
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("USER32.dll")]
public static extern bool RegisterCloakedNotification(IntPtr hwnd, bool fRegister);
"@
$api = Add-Type -MemberDefinition $sig -Name 'USER32_RegisterCloakedNotification' -Namespace Win32 -PassThru
# $api::RegisterCloakedNotification(hwnd, fRegister)

#uselib "USER32.dll"
#func global RegisterCloakedNotification "RegisterCloakedNotification" sptr, sptr
; RegisterCloakedNotification hwnd, fRegister   ; 戻り値は stat
; hwnd : HWND -> "sptr"
; fRegister : BOOL -> "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 RegisterCloakedNotification "RegisterCloakedNotification" sptr, int
; res = RegisterCloakedNotification(hwnd, fRegister)
; hwnd : HWND -> "sptr"
; fRegister : BOOL -> "int"

; BOOL RegisterCloakedNotification(HWND hwnd, BOOL fRegister)
#uselib "USER32.dll"
#cfunc global RegisterCloakedNotification "RegisterCloakedNotification" intptr, int
; res = RegisterCloakedNotification(hwnd, fRegister)
; hwnd : HWND -> "intptr"
; fRegister : BOOL -> "int"

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

var (
	user32 = windows.NewLazySystemDLL("USER32.dll")
	procRegisterCloakedNotification = user32.NewProc("RegisterCloakedNotification")
)

// hwnd (HWND), fRegister (BOOL)
r1, _, err := procRegisterCloakedNotification.Call(
	uintptr(hwnd),
	uintptr(fRegister),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function RegisterCloakedNotification(
  hwnd: THandle;   // HWND
  fRegister: BOOL   // BOOL
): BOOL; stdcall;
  external 'USER32.dll' name 'RegisterCloakedNotification';

result := DllCall("USER32\RegisterCloakedNotification"
    , "Ptr", hwnd   ; HWND
    , "Int", fRegister   ; BOOL
    , "Int")   ; return: BOOL

●RegisterCloakedNotification(hwnd, fRegister) = DLL("USER32.dll", "bool RegisterCloakedNotification(void*, bool)")
# 呼び出し: RegisterCloakedNotification(hwnd, fRegister)
# hwnd : HWND -> "void*"
# fRegister : BOOL -> "bool"
# 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)。