GetMonitorDisplayAreaPosition

// dxva2.dll
#include <windows.h>

INT GetMonitorDisplayAreaPosition(
    HANDLE hMonitor,
    MC_POSITION_TYPE ptPositionType,
    DWORD* pdwMinimumPosition,
    DWORD* pdwCurrentPosition,
    DWORD* pdwMaximumPosition
);

<DllImport("dxva2.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function GetMonitorDisplayAreaPosition(
    hMonitor As IntPtr,   ' HANDLE
    ptPositionType As Integer,   ' MC_POSITION_TYPE
    <Out> ByRef pdwMinimumPosition As UInteger,   ' DWORD* out
    <Out> ByRef pdwCurrentPosition As UInteger,   ' DWORD* out
    <Out> ByRef pdwMaximumPosition As UInteger   ' DWORD* out
) As Integer
End Function

' hMonitor : HANDLE
' ptPositionType : MC_POSITION_TYPE
' pdwMinimumPosition : DWORD* out
' pdwCurrentPosition : DWORD* out
' pdwMaximumPosition : DWORD* out
Declare PtrSafe Function GetMonitorDisplayAreaPosition Lib "dxva2" ( _
    ByVal hMonitor As LongPtr, _
    ByVal ptPositionType As Long, _
    ByRef pdwMinimumPosition As Long, _
    ByRef pdwCurrentPosition As Long, _
    ByRef pdwMaximumPosition 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

GetMonitorDisplayAreaPosition = ctypes.windll.dxva2.GetMonitorDisplayAreaPosition
GetMonitorDisplayAreaPosition.restype = ctypes.c_int
GetMonitorDisplayAreaPosition.argtypes = [
    wintypes.HANDLE,  # hMonitor : HANDLE
    ctypes.c_int,  # ptPositionType : MC_POSITION_TYPE
    ctypes.POINTER(wintypes.DWORD),  # pdwMinimumPosition : DWORD* out
    ctypes.POINTER(wintypes.DWORD),  # pdwCurrentPosition : DWORD* out
    ctypes.POINTER(wintypes.DWORD),  # pdwMaximumPosition : DWORD* out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('dxva2.dll')
GetMonitorDisplayAreaPosition = Fiddle::Function.new(
  lib['GetMonitorDisplayAreaPosition'],
  [
    Fiddle::TYPE_VOIDP,  # hMonitor : HANDLE
    Fiddle::TYPE_INT,  # ptPositionType : MC_POSITION_TYPE
    Fiddle::TYPE_VOIDP,  # pdwMinimumPosition : DWORD* out
    Fiddle::TYPE_VOIDP,  # pdwCurrentPosition : DWORD* out
    Fiddle::TYPE_VOIDP,  # pdwMaximumPosition : DWORD* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "dxva2")]
extern "system" {
    fn GetMonitorDisplayAreaPosition(
        hMonitor: *mut core::ffi::c_void,  // HANDLE
        ptPositionType: i32,  // MC_POSITION_TYPE
        pdwMinimumPosition: *mut u32,  // DWORD* out
        pdwCurrentPosition: *mut u32,  // DWORD* out
        pdwMaximumPosition: *mut u32  // DWORD* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("dxva2.dll", SetLastError = true)]
public static extern int GetMonitorDisplayAreaPosition(IntPtr hMonitor, int ptPositionType, out uint pdwMinimumPosition, out uint pdwCurrentPosition, out uint pdwMaximumPosition);
"@
$api = Add-Type -MemberDefinition $sig -Name 'dxva2_GetMonitorDisplayAreaPosition' -Namespace Win32 -PassThru
# $api::GetMonitorDisplayAreaPosition(hMonitor, ptPositionType, pdwMinimumPosition, pdwCurrentPosition, pdwMaximumPosition)

#uselib "dxva2.dll"
#func global GetMonitorDisplayAreaPosition "GetMonitorDisplayAreaPosition" sptr, sptr, sptr, sptr, sptr
; GetMonitorDisplayAreaPosition hMonitor, ptPositionType, varptr(pdwMinimumPosition), varptr(pdwCurrentPosition), varptr(pdwMaximumPosition)   ; 戻り値は stat
; hMonitor : HANDLE -> "sptr"
; ptPositionType : MC_POSITION_TYPE -> "sptr"
; pdwMinimumPosition : DWORD* out -> "sptr"
; pdwCurrentPosition : DWORD* out -> "sptr"
; pdwMaximumPosition : DWORD* out -> "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 "dxva2.dll"
#cfunc global GetMonitorDisplayAreaPosition "GetMonitorDisplayAreaPosition" sptr, int, var, var, var
; res = GetMonitorDisplayAreaPosition(hMonitor, ptPositionType, pdwMinimumPosition, pdwCurrentPosition, pdwMaximumPosition)
; hMonitor : HANDLE -> "sptr"
; ptPositionType : MC_POSITION_TYPE -> "int"
; pdwMinimumPosition : DWORD* out -> "var"
; pdwCurrentPosition : DWORD* out -> "var"
; pdwMaximumPosition : DWORD* out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; INT GetMonitorDisplayAreaPosition(HANDLE hMonitor, MC_POSITION_TYPE ptPositionType, DWORD* pdwMinimumPosition, DWORD* pdwCurrentPosition, DWORD* pdwMaximumPosition)
#uselib "dxva2.dll"
#cfunc global GetMonitorDisplayAreaPosition "GetMonitorDisplayAreaPosition" intptr, int, var, var, var
; res = GetMonitorDisplayAreaPosition(hMonitor, ptPositionType, pdwMinimumPosition, pdwCurrentPosition, pdwMaximumPosition)
; hMonitor : HANDLE -> "intptr"
; ptPositionType : MC_POSITION_TYPE -> "int"
; pdwMinimumPosition : DWORD* out -> "var"
; pdwCurrentPosition : DWORD* out -> "var"
; pdwMaximumPosition : DWORD* out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

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

var (
	dxva2 = windows.NewLazySystemDLL("dxva2.dll")
	procGetMonitorDisplayAreaPosition = dxva2.NewProc("GetMonitorDisplayAreaPosition")
)

// hMonitor (HANDLE), ptPositionType (MC_POSITION_TYPE), pdwMinimumPosition (DWORD* out), pdwCurrentPosition (DWORD* out), pdwMaximumPosition (DWORD* out)
r1, _, err := procGetMonitorDisplayAreaPosition.Call(
	uintptr(hMonitor),
	uintptr(ptPositionType),
	uintptr(pdwMinimumPosition),
	uintptr(pdwCurrentPosition),
	uintptr(pdwMaximumPosition),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function GetMonitorDisplayAreaPosition(
  hMonitor: THandle;   // HANDLE
  ptPositionType: Integer;   // MC_POSITION_TYPE
  pdwMinimumPosition: Pointer;   // DWORD* out
  pdwCurrentPosition: Pointer;   // DWORD* out
  pdwMaximumPosition: Pointer   // DWORD* out
): Integer; stdcall;
  external 'dxva2.dll' name 'GetMonitorDisplayAreaPosition';

result := DllCall("dxva2\GetMonitorDisplayAreaPosition"
    , "Ptr", hMonitor   ; HANDLE
    , "Int", ptPositionType   ; MC_POSITION_TYPE
    , "Ptr", pdwMinimumPosition   ; DWORD* out
    , "Ptr", pdwCurrentPosition   ; DWORD* out
    , "Ptr", pdwMaximumPosition   ; DWORD* out
    , "Int")   ; return: INT

●GetMonitorDisplayAreaPosition(hMonitor, ptPositionType, pdwMinimumPosition, pdwCurrentPosition, pdwMaximumPosition) = DLL("dxva2.dll", "int GetMonitorDisplayAreaPosition(void*, int, void*, void*, void*)")
# 呼び出し: GetMonitorDisplayAreaPosition(hMonitor, ptPositionType, pdwMinimumPosition, pdwCurrentPosition, pdwMaximumPosition)
# hMonitor : HANDLE -> "void*"
# ptPositionType : MC_POSITION_TYPE -> "int"
# pdwMinimumPosition : DWORD* out -> "void*"
# pdwCurrentPosition : DWORD* out -> "void*"
# pdwMaximumPosition : DWORD* out -> "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)。