MagSetImageScalingCallback

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

BOOL MagSetImageScalingCallback(
    HWND hwnd,
    MagImageScalingCallback callback
);

<DllImport("MAGNIFICATION.dll", ExactSpelling:=True)>
Public Shared Function MagSetImageScalingCallback(
    hwnd As IntPtr,   ' HWND
    callback As IntPtr   ' MagImageScalingCallback
) As Boolean
End Function

' hwnd : HWND
' callback : MagImageScalingCallback
Declare PtrSafe Function MagSetImageScalingCallback Lib "magnification" ( _
    ByVal hwnd As LongPtr, _
    ByVal callback As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

MagSetImageScalingCallback = ctypes.windll.magnification.MagSetImageScalingCallback
MagSetImageScalingCallback.restype = wintypes.BOOL
MagSetImageScalingCallback.argtypes = [
    wintypes.HANDLE,  # hwnd : HWND
    ctypes.c_void_p,  # callback : MagImageScalingCallback
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MAGNIFICATION.dll')
MagSetImageScalingCallback = Fiddle::Function.new(
  lib['MagSetImageScalingCallback'],
  [
    Fiddle::TYPE_VOIDP,  # hwnd : HWND
    Fiddle::TYPE_VOIDP,  # callback : MagImageScalingCallback
  ],
  Fiddle::TYPE_INT)

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

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("MAGNIFICATION.dll")]
public static extern bool MagSetImageScalingCallback(IntPtr hwnd, IntPtr callback);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MAGNIFICATION_MagSetImageScalingCallback' -Namespace Win32 -PassThru
# $api::MagSetImageScalingCallback(hwnd, callback)

#uselib "MAGNIFICATION.dll"
#func global MagSetImageScalingCallback "MagSetImageScalingCallback" sptr, sptr
; MagSetImageScalingCallback hwnd, callback   ; 戻り値は stat
; hwnd : HWND -> "sptr"
; callback : MagImageScalingCallback -> "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 "MAGNIFICATION.dll"
#cfunc global MagSetImageScalingCallback "MagSetImageScalingCallback" sptr, sptr
; res = MagSetImageScalingCallback(hwnd, callback)
; hwnd : HWND -> "sptr"
; callback : MagImageScalingCallback -> "sptr"

; BOOL MagSetImageScalingCallback(HWND hwnd, MagImageScalingCallback callback)
#uselib "MAGNIFICATION.dll"
#cfunc global MagSetImageScalingCallback "MagSetImageScalingCallback" intptr, intptr
; res = MagSetImageScalingCallback(hwnd, callback)
; hwnd : HWND -> "intptr"
; callback : MagImageScalingCallback -> "intptr"

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

var (
	magnification = windows.NewLazySystemDLL("MAGNIFICATION.dll")
	procMagSetImageScalingCallback = magnification.NewProc("MagSetImageScalingCallback")
)

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

function MagSetImageScalingCallback(
  hwnd: THandle;   // HWND
  callback: Pointer   // MagImageScalingCallback
): BOOL; stdcall;
  external 'MAGNIFICATION.dll' name 'MagSetImageScalingCallback';

result := DllCall("MAGNIFICATION\MagSetImageScalingCallback"
    , "Ptr", hwnd   ; HWND
    , "Ptr", callback   ; MagImageScalingCallback
    , "Int")   ; return: BOOL

●MagSetImageScalingCallback(hwnd, callback) = DLL("MAGNIFICATION.dll", "bool MagSetImageScalingCallback(void*, void*)")
# 呼び出し: MagSetImageScalingCallback(hwnd, callback)
# hwnd : HWND -> "void*"
# callback : MagImageScalingCallback -> "void*"
# 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)。