RegisterHotKey

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

BOOL RegisterHotKey(
    HWND hWnd,   // optional
    INT id,
    HOT_KEY_MODIFIERS fsModifiers,
    DWORD vk
);

<DllImport("USER32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function RegisterHotKey(
    hWnd As IntPtr,   ' HWND optional
    id As Integer,   ' INT
    fsModifiers As UInteger,   ' HOT_KEY_MODIFIERS
    vk As UInteger   ' DWORD
) As Boolean
End Function

' hWnd : HWND optional
' id : INT
' fsModifiers : HOT_KEY_MODIFIERS
' vk : DWORD
Declare PtrSafe Function RegisterHotKey Lib "user32" ( _
    ByVal hWnd As LongPtr, _
    ByVal id As Long, _
    ByVal fsModifiers As Long, _
    ByVal vk 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

RegisterHotKey = ctypes.windll.user32.RegisterHotKey
RegisterHotKey.restype = wintypes.BOOL
RegisterHotKey.argtypes = [
    wintypes.HANDLE,  # hWnd : HWND optional
    ctypes.c_int,  # id : INT
    wintypes.DWORD,  # fsModifiers : HOT_KEY_MODIFIERS
    wintypes.DWORD,  # vk : DWORD
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('USER32.dll')
RegisterHotKey = Fiddle::Function.new(
  lib['RegisterHotKey'],
  [
    Fiddle::TYPE_VOIDP,  # hWnd : HWND optional
    Fiddle::TYPE_INT,  # id : INT
    -Fiddle::TYPE_INT,  # fsModifiers : HOT_KEY_MODIFIERS
    -Fiddle::TYPE_INT,  # vk : DWORD
  ],
  Fiddle::TYPE_INT)

#[link(name = "user32")]
extern "system" {
    fn RegisterHotKey(
        hWnd: *mut core::ffi::c_void,  // HWND optional
        id: i32,  // INT
        fsModifiers: u32,  // HOT_KEY_MODIFIERS
        vk: u32  // DWORD
    ) -> 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 RegisterHotKey(IntPtr hWnd, int id, uint fsModifiers, uint vk);
"@
$api = Add-Type -MemberDefinition $sig -Name 'USER32_RegisterHotKey' -Namespace Win32 -PassThru
# $api::RegisterHotKey(hWnd, id, fsModifiers, vk)

#uselib "USER32.dll"
#func global RegisterHotKey "RegisterHotKey" sptr, sptr, sptr, sptr
; RegisterHotKey hWnd, id, fsModifiers, vk   ; 戻り値は stat
; hWnd : HWND optional -> "sptr"
; id : INT -> "sptr"
; fsModifiers : HOT_KEY_MODIFIERS -> "sptr"
; vk : 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 RegisterHotKey "RegisterHotKey" sptr, int, int, int
; res = RegisterHotKey(hWnd, id, fsModifiers, vk)
; hWnd : HWND optional -> "sptr"
; id : INT -> "int"
; fsModifiers : HOT_KEY_MODIFIERS -> "int"
; vk : DWORD -> "int"

; BOOL RegisterHotKey(HWND hWnd, INT id, HOT_KEY_MODIFIERS fsModifiers, DWORD vk)
#uselib "USER32.dll"
#cfunc global RegisterHotKey "RegisterHotKey" intptr, int, int, int
; res = RegisterHotKey(hWnd, id, fsModifiers, vk)
; hWnd : HWND optional -> "intptr"
; id : INT -> "int"
; fsModifiers : HOT_KEY_MODIFIERS -> "int"
; vk : DWORD -> "int"

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

var (
	user32 = windows.NewLazySystemDLL("USER32.dll")
	procRegisterHotKey = user32.NewProc("RegisterHotKey")
)

// hWnd (HWND optional), id (INT), fsModifiers (HOT_KEY_MODIFIERS), vk (DWORD)
r1, _, err := procRegisterHotKey.Call(
	uintptr(hWnd),
	uintptr(id),
	uintptr(fsModifiers),
	uintptr(vk),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function RegisterHotKey(
  hWnd: THandle;   // HWND optional
  id: Integer;   // INT
  fsModifiers: DWORD;   // HOT_KEY_MODIFIERS
  vk: DWORD   // DWORD
): BOOL; stdcall;
  external 'USER32.dll' name 'RegisterHotKey';

result := DllCall("USER32\RegisterHotKey"
    , "Ptr", hWnd   ; HWND optional
    , "Int", id   ; INT
    , "UInt", fsModifiers   ; HOT_KEY_MODIFIERS
    , "UInt", vk   ; DWORD
    , "Int")   ; return: BOOL

●RegisterHotKey(hWnd, id, fsModifiers, vk) = DLL("USER32.dll", "bool RegisterHotKey(void*, int, dword, dword)")
# 呼び出し: RegisterHotKey(hWnd, id, fsModifiers, vk)
# hWnd : HWND optional -> "void*"
# id : INT -> "int"
# fsModifiers : HOT_KEY_MODIFIERS -> "dword"
# vk : 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)。