RegisterPointerInputTarget

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

BOOL RegisterPointerInputTarget(
    HWND hwnd,
    POINTER_INPUT_TYPE pointerType
);

<DllImport("USER32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function RegisterPointerInputTarget(
    hwnd As IntPtr,   ' HWND
    pointerType As Integer   ' POINTER_INPUT_TYPE
) As Boolean
End Function

' hwnd : HWND
' pointerType : POINTER_INPUT_TYPE
Declare PtrSafe Function RegisterPointerInputTarget Lib "user32" ( _
    ByVal hwnd As LongPtr, _
    ByVal pointerType 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

RegisterPointerInputTarget = ctypes.windll.user32.RegisterPointerInputTarget
RegisterPointerInputTarget.restype = wintypes.BOOL
RegisterPointerInputTarget.argtypes = [
    wintypes.HANDLE,  # hwnd : HWND
    ctypes.c_int,  # pointerType : POINTER_INPUT_TYPE
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('USER32.dll')
RegisterPointerInputTarget = Fiddle::Function.new(
  lib['RegisterPointerInputTarget'],
  [
    Fiddle::TYPE_VOIDP,  # hwnd : HWND
    Fiddle::TYPE_INT,  # pointerType : POINTER_INPUT_TYPE
  ],
  Fiddle::TYPE_INT)

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

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("USER32.dll", SetLastError = true)]
public static extern bool RegisterPointerInputTarget(IntPtr hwnd, int pointerType);
"@
$api = Add-Type -MemberDefinition $sig -Name 'USER32_RegisterPointerInputTarget' -Namespace Win32 -PassThru
# $api::RegisterPointerInputTarget(hwnd, pointerType)

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

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

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

var (
	user32 = windows.NewLazySystemDLL("USER32.dll")
	procRegisterPointerInputTarget = user32.NewProc("RegisterPointerInputTarget")
)

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

function RegisterPointerInputTarget(
  hwnd: THandle;   // HWND
  pointerType: Integer   // POINTER_INPUT_TYPE
): BOOL; stdcall;
  external 'USER32.dll' name 'RegisterPointerInputTarget';

result := DllCall("USER32\RegisterPointerInputTarget"
    , "Ptr", hwnd   ; HWND
    , "Int", pointerType   ; POINTER_INPUT_TYPE
    , "Int")   ; return: BOOL

●RegisterPointerInputTarget(hwnd, pointerType) = DLL("USER32.dll", "bool RegisterPointerInputTarget(void*, int)")
# 呼び出し: RegisterPointerInputTarget(hwnd, pointerType)
# hwnd : HWND -> "void*"
# pointerType : POINTER_INPUT_TYPE -> "int"
# 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)。