GetPropertyInteractionContext

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

HRESULT GetPropertyInteractionContext(
    HINTERACTIONCONTEXT interactionContext,
    INTERACTION_CONTEXT_PROPERTY contextProperty,
    DWORD* value
);

<DllImport("NInput.dll", ExactSpelling:=True)>
Public Shared Function GetPropertyInteractionContext(
    interactionContext As IntPtr,   ' HINTERACTIONCONTEXT
    contextProperty As Integer,   ' INTERACTION_CONTEXT_PROPERTY
    <Out> ByRef value As UInteger   ' DWORD* out
) As Integer
End Function

' interactionContext : HINTERACTIONCONTEXT
' contextProperty : INTERACTION_CONTEXT_PROPERTY
' value : DWORD* out
Declare PtrSafe Function GetPropertyInteractionContext Lib "ninput" ( _
    ByVal interactionContext As LongPtr, _
    ByVal contextProperty As Long, _
    ByRef value 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

GetPropertyInteractionContext = ctypes.windll.ninput.GetPropertyInteractionContext
GetPropertyInteractionContext.restype = ctypes.c_int
GetPropertyInteractionContext.argtypes = [
    wintypes.HANDLE,  # interactionContext : HINTERACTIONCONTEXT
    ctypes.c_int,  # contextProperty : INTERACTION_CONTEXT_PROPERTY
    ctypes.POINTER(wintypes.DWORD),  # value : DWORD* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('NInput.dll')
GetPropertyInteractionContext = Fiddle::Function.new(
  lib['GetPropertyInteractionContext'],
  [
    Fiddle::TYPE_VOIDP,  # interactionContext : HINTERACTIONCONTEXT
    Fiddle::TYPE_INT,  # contextProperty : INTERACTION_CONTEXT_PROPERTY
    Fiddle::TYPE_VOIDP,  # value : DWORD* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "ninput")]
extern "system" {
    fn GetPropertyInteractionContext(
        interactionContext: *mut core::ffi::c_void,  // HINTERACTIONCONTEXT
        contextProperty: i32,  // INTERACTION_CONTEXT_PROPERTY
        value: *mut u32  // DWORD* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("NInput.dll")]
public static extern int GetPropertyInteractionContext(IntPtr interactionContext, int contextProperty, out uint value);
"@
$api = Add-Type -MemberDefinition $sig -Name 'NInput_GetPropertyInteractionContext' -Namespace Win32 -PassThru
# $api::GetPropertyInteractionContext(interactionContext, contextProperty, value)

#uselib "NInput.dll"
#func global GetPropertyInteractionContext "GetPropertyInteractionContext" sptr, sptr, sptr
; GetPropertyInteractionContext interactionContext, contextProperty, varptr(value)   ; 戻り値は stat
; interactionContext : HINTERACTIONCONTEXT -> "sptr"
; contextProperty : INTERACTION_CONTEXT_PROPERTY -> "sptr"
; value : 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 "NInput.dll"
#cfunc global GetPropertyInteractionContext "GetPropertyInteractionContext" sptr, int, var
; res = GetPropertyInteractionContext(interactionContext, contextProperty, value)
; interactionContext : HINTERACTIONCONTEXT -> "sptr"
; contextProperty : INTERACTION_CONTEXT_PROPERTY -> "int"
; value : 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。

; HRESULT GetPropertyInteractionContext(HINTERACTIONCONTEXT interactionContext, INTERACTION_CONTEXT_PROPERTY contextProperty, DWORD* value)
#uselib "NInput.dll"
#cfunc global GetPropertyInteractionContext "GetPropertyInteractionContext" intptr, int, var
; res = GetPropertyInteractionContext(interactionContext, contextProperty, value)
; interactionContext : HINTERACTIONCONTEXT -> "intptr"
; contextProperty : INTERACTION_CONTEXT_PROPERTY -> "int"
; value : 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 (
	ninput = windows.NewLazySystemDLL("NInput.dll")
	procGetPropertyInteractionContext = ninput.NewProc("GetPropertyInteractionContext")
)

// interactionContext (HINTERACTIONCONTEXT), contextProperty (INTERACTION_CONTEXT_PROPERTY), value (DWORD* out)
r1, _, err := procGetPropertyInteractionContext.Call(
	uintptr(interactionContext),
	uintptr(contextProperty),
	uintptr(value),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function GetPropertyInteractionContext(
  interactionContext: THandle;   // HINTERACTIONCONTEXT
  contextProperty: Integer;   // INTERACTION_CONTEXT_PROPERTY
  value: Pointer   // DWORD* out
): Integer; stdcall;
  external 'NInput.dll' name 'GetPropertyInteractionContext';

result := DllCall("NInput\GetPropertyInteractionContext"
    , "Ptr", interactionContext   ; HINTERACTIONCONTEXT
    , "Int", contextProperty   ; INTERACTION_CONTEXT_PROPERTY
    , "Ptr", value   ; DWORD* out
    , "Int")   ; return: HRESULT

●GetPropertyInteractionContext(interactionContext, contextProperty, value) = DLL("NInput.dll", "int GetPropertyInteractionContext(void*, int, void*)")
# 呼び出し: GetPropertyInteractionContext(interactionContext, contextProperty, value)
# interactionContext : HINTERACTIONCONTEXT -> "void*"
# contextProperty : INTERACTION_CONTEXT_PROPERTY -> "int"
# value : 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)。