SetDeviceGammaRamp

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

BOOL SetDeviceGammaRamp(
    HDC hdc,
    void* lpRamp
);

<DllImport("GDI32.dll", ExactSpelling:=True)>
Public Shared Function SetDeviceGammaRamp(
    hdc As IntPtr,   ' HDC
    lpRamp As IntPtr   ' void*
) As Boolean
End Function

' hdc : HDC
' lpRamp : void*
Declare PtrSafe Function SetDeviceGammaRamp Lib "gdi32" ( _
    ByVal hdc As LongPtr, _
    ByVal lpRamp 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

SetDeviceGammaRamp = ctypes.windll.gdi32.SetDeviceGammaRamp
SetDeviceGammaRamp.restype = wintypes.BOOL
SetDeviceGammaRamp.argtypes = [
    wintypes.HANDLE,  # hdc : HDC
    ctypes.POINTER(None),  # lpRamp : void*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('GDI32.dll')
SetDeviceGammaRamp = Fiddle::Function.new(
  lib['SetDeviceGammaRamp'],
  [
    Fiddle::TYPE_VOIDP,  # hdc : HDC
    Fiddle::TYPE_VOIDP,  # lpRamp : void*
  ],
  Fiddle::TYPE_INT)

#[link(name = "gdi32")]
extern "system" {
    fn SetDeviceGammaRamp(
        hdc: *mut core::ffi::c_void,  // HDC
        lpRamp: *mut ()  // void*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("GDI32.dll")]
public static extern bool SetDeviceGammaRamp(IntPtr hdc, IntPtr lpRamp);
"@
$api = Add-Type -MemberDefinition $sig -Name 'GDI32_SetDeviceGammaRamp' -Namespace Win32 -PassThru
# $api::SetDeviceGammaRamp(hdc, lpRamp)

#uselib "GDI32.dll"
#func global SetDeviceGammaRamp "SetDeviceGammaRamp" sptr, sptr
; SetDeviceGammaRamp hdc, lpRamp   ; 戻り値は stat
; hdc : HDC -> "sptr"
; lpRamp : void* -> "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 SetDeviceGammaRamp "SetDeviceGammaRamp" sptr, sptr
; res = SetDeviceGammaRamp(hdc, lpRamp)
; hdc : HDC -> "sptr"
; lpRamp : void* -> "sptr"

; BOOL SetDeviceGammaRamp(HDC hdc, void* lpRamp)
#uselib "GDI32.dll"
#cfunc global SetDeviceGammaRamp "SetDeviceGammaRamp" intptr, intptr
; res = SetDeviceGammaRamp(hdc, lpRamp)
; hdc : HDC -> "intptr"
; lpRamp : void* -> "intptr"

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

var (
	gdi32 = windows.NewLazySystemDLL("GDI32.dll")
	procSetDeviceGammaRamp = gdi32.NewProc("SetDeviceGammaRamp")
)

// hdc (HDC), lpRamp (void*)
r1, _, err := procSetDeviceGammaRamp.Call(
	uintptr(hdc),
	uintptr(lpRamp),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SetDeviceGammaRamp(
  hdc: THandle;   // HDC
  lpRamp: Pointer   // void*
): BOOL; stdcall;
  external 'GDI32.dll' name 'SetDeviceGammaRamp';

result := DllCall("GDI32\SetDeviceGammaRamp"
    , "Ptr", hdc   ; HDC
    , "Ptr", lpRamp   ; void*
    , "Int")   ; return: BOOL

●SetDeviceGammaRamp(hdc, lpRamp) = DLL("GDI32.dll", "bool SetDeviceGammaRamp(void*, void*)")
# 呼び出し: SetDeviceGammaRamp(hdc, lpRamp)
# hdc : HDC -> "void*"
# lpRamp : void* -> "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)。