GetMouseWheelParameterInteractionContext

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

HRESULT GetMouseWheelParameterInteractionContext(
    HINTERACTIONCONTEXT interactionContext,
    MOUSE_WHEEL_PARAMETER parameter,
    FLOAT* value
);

<DllImport("NInput.dll", ExactSpelling:=True)>
Public Shared Function GetMouseWheelParameterInteractionContext(
    interactionContext As IntPtr,   ' HINTERACTIONCONTEXT
    parameter As Integer,   ' MOUSE_WHEEL_PARAMETER
    <Out> ByRef value As Single   ' FLOAT* out
) As Integer
End Function

' interactionContext : HINTERACTIONCONTEXT
' parameter : MOUSE_WHEEL_PARAMETER
' value : FLOAT* out
Declare PtrSafe Function GetMouseWheelParameterInteractionContext Lib "ninput" ( _
    ByVal interactionContext As LongPtr, _
    ByVal parameter As Long, _
    ByRef value As Single) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GetMouseWheelParameterInteractionContext = ctypes.windll.ninput.GetMouseWheelParameterInteractionContext
GetMouseWheelParameterInteractionContext.restype = ctypes.c_int
GetMouseWheelParameterInteractionContext.argtypes = [
    wintypes.HANDLE,  # interactionContext : HINTERACTIONCONTEXT
    ctypes.c_int,  # parameter : MOUSE_WHEEL_PARAMETER
    ctypes.POINTER(ctypes.c_float),  # value : FLOAT* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('NInput.dll')
GetMouseWheelParameterInteractionContext = Fiddle::Function.new(
  lib['GetMouseWheelParameterInteractionContext'],
  [
    Fiddle::TYPE_VOIDP,  # interactionContext : HINTERACTIONCONTEXT
    Fiddle::TYPE_INT,  # parameter : MOUSE_WHEEL_PARAMETER
    Fiddle::TYPE_VOIDP,  # value : FLOAT* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "ninput")]
extern "system" {
    fn GetMouseWheelParameterInteractionContext(
        interactionContext: *mut core::ffi::c_void,  // HINTERACTIONCONTEXT
        parameter: i32,  // MOUSE_WHEEL_PARAMETER
        value: *mut f32  // FLOAT* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

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

#uselib "NInput.dll"
#func global GetMouseWheelParameterInteractionContext "GetMouseWheelParameterInteractionContext" sptr, sptr, sptr
; GetMouseWheelParameterInteractionContext interactionContext, parameter, varptr(value)   ; 戻り値は stat
; interactionContext : HINTERACTIONCONTEXT -> "sptr"
; parameter : MOUSE_WHEEL_PARAMETER -> "sptr"
; value : FLOAT* 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 GetMouseWheelParameterInteractionContext "GetMouseWheelParameterInteractionContext" sptr, int, var
; res = GetMouseWheelParameterInteractionContext(interactionContext, parameter, value)
; interactionContext : HINTERACTIONCONTEXT -> "sptr"
; parameter : MOUSE_WHEEL_PARAMETER -> "int"
; value : FLOAT* 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 GetMouseWheelParameterInteractionContext(HINTERACTIONCONTEXT interactionContext, MOUSE_WHEEL_PARAMETER parameter, FLOAT* value)
#uselib "NInput.dll"
#cfunc global GetMouseWheelParameterInteractionContext "GetMouseWheelParameterInteractionContext" intptr, int, var
; res = GetMouseWheelParameterInteractionContext(interactionContext, parameter, value)
; interactionContext : HINTERACTIONCONTEXT -> "intptr"
; parameter : MOUSE_WHEEL_PARAMETER -> "int"
; value : FLOAT* 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")
	procGetMouseWheelParameterInteractionContext = ninput.NewProc("GetMouseWheelParameterInteractionContext")
)

// interactionContext (HINTERACTIONCONTEXT), parameter (MOUSE_WHEEL_PARAMETER), value (FLOAT* out)
r1, _, err := procGetMouseWheelParameterInteractionContext.Call(
	uintptr(interactionContext),
	uintptr(parameter),
	uintptr(value),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function GetMouseWheelParameterInteractionContext(
  interactionContext: THandle;   // HINTERACTIONCONTEXT
  parameter: Integer;   // MOUSE_WHEEL_PARAMETER
  value: Pointer   // FLOAT* out
): Integer; stdcall;
  external 'NInput.dll' name 'GetMouseWheelParameterInteractionContext';

result := DllCall("NInput\GetMouseWheelParameterInteractionContext"
    , "Ptr", interactionContext   ; HINTERACTIONCONTEXT
    , "Int", parameter   ; MOUSE_WHEEL_PARAMETER
    , "Ptr", value   ; FLOAT* out
    , "Int")   ; return: HRESULT

●GetMouseWheelParameterInteractionContext(interactionContext, parameter, value) = DLL("NInput.dll", "int GetMouseWheelParameterInteractionContext(void*, int, void*)")
# 呼び出し: GetMouseWheelParameterInteractionContext(interactionContext, parameter, value)
# interactionContext : HINTERACTIONCONTEXT -> "void*"
# parameter : MOUSE_WHEEL_PARAMETER -> "int"
# value : FLOAT* 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)。