SetLayout

// GDI32.dll
#include <windows.h>

DWORD SetLayout(
    HDC hdc,
    DC_LAYOUT l
);

<DllImport("GDI32.dll", ExactSpelling:=True)>
Public Shared Function SetLayout(
    hdc As IntPtr,   ' HDC
    l As UInteger   ' DC_LAYOUT
) As UInteger
End Function

' hdc : HDC
' l : DC_LAYOUT
Declare PtrSafe Function SetLayout Lib "gdi32" ( _
    ByVal hdc As LongPtr, _
    ByVal l 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

SetLayout = ctypes.windll.gdi32.SetLayout
SetLayout.restype = wintypes.DWORD
SetLayout.argtypes = [
    wintypes.HANDLE,  # hdc : HDC
    wintypes.DWORD,  # l : DC_LAYOUT
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('GDI32.dll')
SetLayout = Fiddle::Function.new(
  lib['SetLayout'],
  [
    Fiddle::TYPE_VOIDP,  # hdc : HDC
    -Fiddle::TYPE_INT,  # l : DC_LAYOUT
  ],
  -Fiddle::TYPE_INT)

#[link(name = "gdi32")]
extern "system" {
    fn SetLayout(
        hdc: *mut core::ffi::c_void,  // HDC
        l: u32  // DC_LAYOUT
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("GDI32.dll")]
public static extern uint SetLayout(IntPtr hdc, uint l);
"@
$api = Add-Type -MemberDefinition $sig -Name 'GDI32_SetLayout' -Namespace Win32 -PassThru
# $api::SetLayout(hdc, l)

#uselib "GDI32.dll"
#func global SetLayout "SetLayout" sptr, sptr
; SetLayout hdc, l   ; 戻り値は stat
; hdc : HDC -> "sptr"
; l : DC_LAYOUT -> "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 "GDI32.dll"
#cfunc global SetLayout "SetLayout" sptr, int
; res = SetLayout(hdc, l)
; hdc : HDC -> "sptr"
; l : DC_LAYOUT -> "int"

; DWORD SetLayout(HDC hdc, DC_LAYOUT l)
#uselib "GDI32.dll"
#cfunc global SetLayout "SetLayout" intptr, int
; res = SetLayout(hdc, l)
; hdc : HDC -> "intptr"
; l : DC_LAYOUT -> "int"

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

var (
	gdi32 = windows.NewLazySystemDLL("GDI32.dll")
	procSetLayout = gdi32.NewProc("SetLayout")
)

// hdc (HDC), l (DC_LAYOUT)
r1, _, err := procSetLayout.Call(
	uintptr(hdc),
	uintptr(l),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function SetLayout(
  hdc: THandle;   // HDC
  l: DWORD   // DC_LAYOUT
): DWORD; stdcall;
  external 'GDI32.dll' name 'SetLayout';

result := DllCall("GDI32\SetLayout"
    , "Ptr", hdc   ; HDC
    , "UInt", l   ; DC_LAYOUT
    , "UInt")   ; return: DWORD

●SetLayout(hdc, l) = DLL("GDI32.dll", "dword SetLayout(void*, dword)")
# 呼び出し: SetLayout(hdc, l)
# hdc : HDC -> "void*"
# l : DC_LAYOUT -> "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)。