SwitchToThisWindow

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

void SwitchToThisWindow(
    HWND hwnd,
    BOOL fUnknown
);

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

' hwnd : HWND
' fUnknown : BOOL
Declare PtrSafe Sub SwitchToThisWindow Lib "user32" ( _
    ByVal hwnd As LongPtr, _
    ByVal fUnknown As Long)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

SwitchToThisWindow = ctypes.windll.user32.SwitchToThisWindow
SwitchToThisWindow.restype = None
SwitchToThisWindow.argtypes = [
    wintypes.HANDLE,  # hwnd : HWND
    wintypes.BOOL,  # fUnknown : BOOL
]

require 'fiddle'
require 'fiddle/import'

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

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

$sig = @"
[DllImport("USER32.dll")]
public static extern void SwitchToThisWindow(IntPtr hwnd, bool fUnknown);
"@
$api = Add-Type -MemberDefinition $sig -Name 'USER32_SwitchToThisWindow' -Namespace Win32 -PassThru
# $api::SwitchToThisWindow(hwnd, fUnknown)

#uselib "USER32.dll"
#func global SwitchToThisWindow "SwitchToThisWindow" sptr, sptr
; SwitchToThisWindow hwnd, fUnknown
; hwnd : HWND -> "sptr"
; fUnknown : BOOL -> "sptr"

#uselib "USER32.dll"
#func global SwitchToThisWindow "SwitchToThisWindow" sptr, int
; SwitchToThisWindow hwnd, fUnknown
; hwnd : HWND -> "sptr"
; fUnknown : BOOL -> "int"

; void SwitchToThisWindow(HWND hwnd, BOOL fUnknown)
#uselib "USER32.dll"
#func global SwitchToThisWindow "SwitchToThisWindow" intptr, int
; SwitchToThisWindow hwnd, fUnknown
; hwnd : HWND -> "intptr"
; fUnknown : BOOL -> "int"

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

var (
	user32 = windows.NewLazySystemDLL("USER32.dll")
	procSwitchToThisWindow = user32.NewProc("SwitchToThisWindow")
)

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

procedure SwitchToThisWindow(
  hwnd: THandle;   // HWND
  fUnknown: BOOL   // BOOL
); stdcall;
  external 'USER32.dll' name 'SwitchToThisWindow';

result := DllCall("USER32\SwitchToThisWindow"
    , "Ptr", hwnd   ; HWND
    , "Int", fUnknown   ; BOOL
    , "Int")   ; return: void

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