SendMessageCallbackW

// USER32.dll  (Unicode / -W)
#include <windows.h>

BOOL SendMessageCallbackW(
    HWND hWnd,
    DWORD Msg,
    WPARAM wParam,
    LPARAM lParam,
    SENDASYNCPROC lpResultCallBack,
    UINT_PTR dwData
);

<DllImport("USER32.dll", CharSet:=CharSet.Unicode, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SendMessageCallbackW(
    hWnd As IntPtr,   ' HWND
    Msg As UInteger,   ' DWORD
    wParam As UIntPtr,   ' WPARAM
    lParam As IntPtr,   ' LPARAM
    lpResultCallBack As IntPtr,   ' SENDASYNCPROC
    dwData As UIntPtr   ' UINT_PTR
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function

' hWnd : HWND
' Msg : DWORD
' wParam : WPARAM
' lParam : LPARAM
' lpResultCallBack : SENDASYNCPROC
' dwData : UINT_PTR
Declare PtrSafe Function SendMessageCallbackW Lib "user32" ( _
    ByVal hWnd As LongPtr, _
    ByVal Msg As Long, _
    ByVal wParam As LongPtr, _
    ByVal lParam As LongPtr, _
    ByVal lpResultCallBack As LongPtr, _
    ByVal dwData As LongPtr) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

SendMessageCallbackW = ctypes.windll.user32.SendMessageCallbackW
SendMessageCallbackW.restype = wintypes.BOOL
SendMessageCallbackW.argtypes = [
    wintypes.HANDLE,  # hWnd : HWND
    wintypes.DWORD,  # Msg : DWORD
    ctypes.c_size_t,  # wParam : WPARAM
    ctypes.c_ssize_t,  # lParam : LPARAM
    ctypes.c_void_p,  # lpResultCallBack : SENDASYNCPROC
    ctypes.c_size_t,  # dwData : UINT_PTR
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('USER32.dll')
SendMessageCallbackW = Fiddle::Function.new(
  lib['SendMessageCallbackW'],
  [
    Fiddle::TYPE_VOIDP,  # hWnd : HWND
    -Fiddle::TYPE_INT,  # Msg : DWORD
    Fiddle::TYPE_UINTPTR_T,  # wParam : WPARAM
    Fiddle::TYPE_INTPTR_T,  # lParam : LPARAM
    Fiddle::TYPE_VOIDP,  # lpResultCallBack : SENDASYNCPROC
    Fiddle::TYPE_UINTPTR_T,  # dwData : UINT_PTR
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "user32")]
extern "system" {
    fn SendMessageCallbackW(
        hWnd: *mut core::ffi::c_void,  // HWND
        Msg: u32,  // DWORD
        wParam: usize,  // WPARAM
        lParam: isize,  // LPARAM
        lpResultCallBack: *const core::ffi::c_void,  // SENDASYNCPROC
        dwData: usize  // UINT_PTR
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("USER32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
public static extern bool SendMessageCallbackW(IntPtr hWnd, uint Msg, UIntPtr wParam, IntPtr lParam, IntPtr lpResultCallBack, UIntPtr dwData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'USER32_SendMessageCallbackW' -Namespace Win32 -PassThru
# $api::SendMessageCallbackW(hWnd, Msg, wParam, lParam, lpResultCallBack, dwData)

#uselib "USER32.dll"
#func global SendMessageCallbackW "SendMessageCallbackW" wptr, wptr, wptr, wptr, wptr, wptr
; SendMessageCallbackW hWnd, Msg, wParam, lParam, lpResultCallBack, dwData   ; 戻り値は stat
; hWnd : HWND -> "wptr"
; Msg : DWORD -> "wptr"
; wParam : WPARAM -> "wptr"
; lParam : LPARAM -> "wptr"
; lpResultCallBack : SENDASYNCPROC -> "wptr"
; dwData : UINT_PTR -> "wptr"
; ※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 SendMessageCallbackW "SendMessageCallbackW" sptr, int, sptr, sptr, sptr, sptr
; res = SendMessageCallbackW(hWnd, Msg, wParam, lParam, lpResultCallBack, dwData)
; hWnd : HWND -> "sptr"
; Msg : DWORD -> "int"
; wParam : WPARAM -> "sptr"
; lParam : LPARAM -> "sptr"
; lpResultCallBack : SENDASYNCPROC -> "sptr"
; dwData : UINT_PTR -> "sptr"

; BOOL SendMessageCallbackW(HWND hWnd, DWORD Msg, WPARAM wParam, LPARAM lParam, SENDASYNCPROC lpResultCallBack, UINT_PTR dwData)
#uselib "USER32.dll"
#cfunc global SendMessageCallbackW "SendMessageCallbackW" intptr, int, intptr, intptr, intptr, intptr
; res = SendMessageCallbackW(hWnd, Msg, wParam, lParam, lpResultCallBack, dwData)
; hWnd : HWND -> "intptr"
; Msg : DWORD -> "int"
; wParam : WPARAM -> "intptr"
; lParam : LPARAM -> "intptr"
; lpResultCallBack : SENDASYNCPROC -> "intptr"
; dwData : UINT_PTR -> "intptr"

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

var (
	user32 = windows.NewLazySystemDLL("USER32.dll")
	procSendMessageCallbackW = user32.NewProc("SendMessageCallbackW")
)

// hWnd (HWND), Msg (DWORD), wParam (WPARAM), lParam (LPARAM), lpResultCallBack (SENDASYNCPROC), dwData (UINT_PTR)
r1, _, err := procSendMessageCallbackW.Call(
	uintptr(hWnd),
	uintptr(Msg),
	uintptr(wParam),
	uintptr(lParam),
	uintptr(lpResultCallBack),
	uintptr(dwData),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SendMessageCallbackW(
  hWnd: THandle;   // HWND
  Msg: DWORD;   // DWORD
  wParam: NativeUInt;   // WPARAM
  lParam: NativeInt;   // LPARAM
  lpResultCallBack: Pointer;   // SENDASYNCPROC
  dwData: NativeUInt   // UINT_PTR
): BOOL; stdcall;
  external 'USER32.dll' name 'SendMessageCallbackW';

result := DllCall("USER32\SendMessageCallbackW"
    , "Ptr", hWnd   ; HWND
    , "UInt", Msg   ; DWORD
    , "UPtr", wParam   ; WPARAM
    , "Ptr", lParam   ; LPARAM
    , "Ptr", lpResultCallBack   ; SENDASYNCPROC
    , "UPtr", dwData   ; UINT_PTR
    , "Int")   ; return: BOOL

●SendMessageCallbackW(hWnd, Msg, wParam, lParam, lpResultCallBack, dwData) = DLL("USER32.dll", "bool SendMessageCallbackW(void*, dword, int, int, void*, int)")
# 呼び出し: SendMessageCallbackW(hWnd, Msg, wParam, lParam, lpResultCallBack, dwData)
# hWnd : HWND -> "void*"
# Msg : DWORD -> "dword"
# wParam : WPARAM -> "int"
# lParam : LPARAM -> "int"
# lpResultCallBack : SENDASYNCPROC -> "void*"
# dwData : UINT_PTR -> "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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。

const std = @import("std");

extern "user32" fn SendMessageCallbackW(
    hWnd: ?*anyopaque, // HWND
    Msg: u32, // DWORD
    wParam: usize, // WPARAM
    lParam: isize, // LPARAM
    lpResultCallBack: ?*anyopaque, // SENDASYNCPROC
    dwData: usize // UINT_PTR
) callconv(std.os.windows.WINAPI) i32;
// Unicode(-W): UTF-16LE のヌル終端バッファ([*c]const u16)を渡す。

proc SendMessageCallbackW(
    hWnd: pointer,  # HWND
    Msg: uint32,  # DWORD
    wParam: uint,  # WPARAM
    lParam: int,  # LPARAM
    lpResultCallBack: pointer,  # SENDASYNCPROC
    dwData: uint  # UINT_PTR
): int32 {.importc: "SendMessageCallbackW", stdcall, dynlib: "USER32.dll".}
# Unicode(-W): WideCString は newWideCString("...") で生成。

pragma(lib, "user32");
extern(Windows)
int SendMessageCallbackW(
    void* hWnd,   // HWND
    uint Msg,   // DWORD
    size_t wParam,   // WPARAM
    ptrdiff_t lParam,   // LPARAM
    void* lpResultCallBack,   // SENDASYNCPROC
    size_t dwData   // UINT_PTR
);

ccall((:SendMessageCallbackW, "USER32.dll"), stdcall, Int32,
      (Ptr{Cvoid}, UInt32, Csize_t, Int, Ptr{Cvoid}, Csize_t),
      hWnd, Msg, wParam, lParam, lpResultCallBack, dwData)
# hWnd : HWND -> Ptr{Cvoid}
# Msg : DWORD -> UInt32
# wParam : WPARAM -> Csize_t
# lParam : LPARAM -> Int
# lpResultCallBack : SENDASYNCPROC -> Ptr{Cvoid}
# dwData : UINT_PTR -> Csize_t
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
# Unicode(-W): Cwstring には transcode(UInt16, "...") 等で UTF-16 を渡す。

local ffi = require("ffi")
ffi.cdef[[
int32_t SendMessageCallbackW(
    void* hWnd,
    uint32_t Msg,
    uintptr_t wParam,
    intptr_t lParam,
    void* lpResultCallBack,
    uintptr_t dwData);
]]
local user32 = ffi.load("user32")
-- user32.SendMessageCallbackW(hWnd, Msg, wParam, lParam, lpResultCallBack, dwData)
-- hWnd : HWND
-- Msg : DWORD
-- wParam : WPARAM
-- lParam : LPARAM
-- lpResultCallBack : SENDASYNCPROC
-- dwData : UINT_PTR
-- 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。
-- Unicode(-W): uint16_t* には UTF-16LE のバッファ(ffi.new("uint16_t[?]", ...))を渡す。

const koffi = require('koffi');
const lib = koffi.load('USER32.dll');
const SendMessageCallbackW = lib.func('__stdcall', 'SendMessageCallbackW', 'int32_t', ['void *', 'uint32_t', 'uintptr_t', 'intptr_t', 'void *', 'uintptr_t']);
// SendMessageCallbackW(hWnd, Msg, wParam, lParam, lpResultCallBack, dwData)
// hWnd : HWND -> 'void *'
// Msg : DWORD -> 'uint32_t'
// wParam : WPARAM -> 'uintptr_t'
// lParam : LPARAM -> 'intptr_t'
// lpResultCallBack : SENDASYNCPROC -> 'void *'
// dwData : UINT_PTR -> 'uintptr_t'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。
// コールバック(関数ポインタ)は koffi.proto/koffi.register で型を定義して渡す(素の void* では JS 関数を渡せない)。

const lib = Deno.dlopen("USER32.dll", {
  SendMessageCallbackW: { parameters: ["pointer", "u32", "usize", "isize", "pointer", "usize"], result: "i32" },
});
// lib.symbols.SendMessageCallbackW(hWnd, Msg, wParam, lParam, lpResultCallBack, dwData)
// hWnd : HWND -> "pointer"
// Msg : DWORD -> "u32"
// wParam : WPARAM -> "usize"
// lParam : LPARAM -> "isize"
// lpResultCallBack : SENDASYNCPROC -> "pointer"
// dwData : UINT_PTR -> "usize"
// 文字列は "buffer"。Unicode(-W) は new TextEncoder() ではなく UTF-16LE のバイト列(末尾に \x00\x00)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 SendMessageCallbackW(
    void* hWnd,
    uint32_t Msg,
    size_t wParam,
    intptr_t lParam,
    void* lpResultCallBack,
    size_t dwData);
C, "USER32.dll");
// $ffi->SendMessageCallbackW(hWnd, Msg, wParam, lParam, lpResultCallBack, dwData);
// hWnd : HWND
// Msg : DWORD
// wParam : WPARAM
// lParam : LPARAM
// lpResultCallBack : SENDASYNCPROC
// dwData : UINT_PTR
// 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, W32APIOptions.UNICODE_OPTIONS);
    boolean SendMessageCallbackW(
        Pointer hWnd,   // HWND
        int Msg,   // DWORD
        long wParam,   // WPARAM
        long lParam,   // LPARAM
        Callback lpResultCallBack,   // SENDASYNCPROC
        long dwData   // UINT_PTR
    );
}
// Unicode(-W): WString(入力)/char[](出力)で UTF-16 をマーシャリング。

@[Link("user32")]
lib LibUSER32
  fun SendMessageCallbackW = SendMessageCallbackW(
    hWnd : Void*,   # HWND
    Msg : UInt32,   # DWORD
    wParam : LibC::SizeT,   # WPARAM
    lParam : LibC::SSizeT,   # LPARAM
    lpResultCallBack : Void*,   # SENDASYNCPROC
    dwData : LibC::SizeT   # UINT_PTR
  ) : 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 SendMessageCallbackWNative = Int32 Function(Pointer<Void>, Uint32, UintPtr, IntPtr, Pointer<Void>, UintPtr);
typedef SendMessageCallbackWDart = int Function(Pointer<Void>, int, int, int, Pointer<Void>, int);
final SendMessageCallbackW = DynamicLibrary.open('USER32.dll')
    .lookupFunction<SendMessageCallbackWNative, SendMessageCallbackWDart>('SendMessageCallbackW');
// hWnd : HWND -> Pointer<Void>
// Msg : DWORD -> Uint32
// wParam : WPARAM -> UintPtr
// lParam : LPARAM -> IntPtr
// lpResultCallBack : SENDASYNCPROC -> Pointer<Void>
// dwData : UINT_PTR -> UintPtr
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function SendMessageCallbackW(
  hWnd: THandle;   // HWND
  Msg: DWORD;   // DWORD
  wParam: NativeUInt;   // WPARAM
  lParam: NativeInt;   // LPARAM
  lpResultCallBack: Pointer;   // SENDASYNCPROC
  dwData: NativeUInt   // UINT_PTR
): BOOL; stdcall;
  external 'USER32.dll' name 'SendMessageCallbackW';

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

foreign import stdcall safe "SendMessageCallbackW"
  c_SendMessageCallbackW :: Ptr () -> Word32 -> CUIntPtr -> CIntPtr -> Ptr () -> CUIntPtr -> IO CInt
-- hWnd : HWND -> Ptr ()
-- Msg : DWORD -> Word32
-- wParam : WPARAM -> CUIntPtr
-- lParam : LPARAM -> CIntPtr
-- lpResultCallBack : SENDASYNCPROC -> Ptr ()
-- dwData : UINT_PTR -> CUIntPtr
-- 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 sendmessagecallbackw =
  foreign "SendMessageCallbackW"
    ((ptr void) @-> uint32_t @-> size_t @-> intptr_t @-> (ptr void) @-> size_t @-> returning int32_t)
(* hWnd : HWND -> (ptr void) *)
(* Msg : DWORD -> uint32_t *)
(* wParam : WPARAM -> size_t *)
(* lParam : LPARAM -> intptr_t *)
(* lpResultCallBack : SENDASYNCPROC -> (ptr void) *)
(* dwData : UINT_PTR -> size_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 ("SendMessageCallbackW" send-message-callback-w :convention :stdcall) :int32
  (h-wnd :pointer)   ; HWND
  (msg :uint32)   ; DWORD
  (w-param :uint64)   ; WPARAM
  (l-param :int64)   ; LPARAM
  (lp-result-call-back :pointer)   ; SENDASYNCPROC
  (dw-data :uint64))   ; UINT_PTR
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $SendMessageCallbackW = Win32::API::More->new('USER32',
    'BOOL SendMessageCallbackW(HANDLE hWnd, DWORD Msg, WPARAM wParam, LPARAM lParam, LPVOID lpResultCallBack, WPARAM dwData)');
# my $ret = $SendMessageCallbackW->Call($hWnd, $Msg, $wParam, $lParam, $lpResultCallBack, $dwData);
# hWnd : HWND -> HANDLE
# Msg : DWORD -> DWORD
# wParam : WPARAM -> WPARAM
# lParam : LPARAM -> LPARAM
# lpResultCallBack : SENDASYNCPROC -> LPVOID
# dwData : UINT_PTR -> WPARAM
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。
# コールバック(関数ポインタ)は Perl sub を直接渡せません。Win32::API::Callback を使用してください。
# Unicode(-W): LPCWSTR/LPWSTR は Win32::API が UTF-16 変換を行う。