SelectPalette

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

HPALETTE SelectPalette(
    HDC hdc,
    HPALETTE hPal,
    BOOL bForceBkgd
);

<DllImport("GDI32.dll", ExactSpelling:=True)>
Public Shared Function SelectPalette(
    hdc As IntPtr,   ' HDC
    hPal As IntPtr,   ' HPALETTE
    bForceBkgd As Boolean   ' BOOL
) As IntPtr
End Function

' hdc : HDC
' hPal : HPALETTE
' bForceBkgd : BOOL
Declare PtrSafe Function SelectPalette Lib "gdi32" ( _
    ByVal hdc As LongPtr, _
    ByVal hPal As LongPtr, _
    ByVal bForceBkgd As Long) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

SelectPalette = ctypes.windll.gdi32.SelectPalette
SelectPalette.restype = ctypes.c_void_p
SelectPalette.argtypes = [
    wintypes.HANDLE,  # hdc : HDC
    wintypes.HANDLE,  # hPal : HPALETTE
    wintypes.BOOL,  # bForceBkgd : BOOL
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('GDI32.dll')
SelectPalette = Fiddle::Function.new(
  lib['SelectPalette'],
  [
    Fiddle::TYPE_VOIDP,  # hdc : HDC
    Fiddle::TYPE_VOIDP,  # hPal : HPALETTE
    Fiddle::TYPE_INT,  # bForceBkgd : BOOL
  ],
  Fiddle::TYPE_VOIDP)

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

$sig = @"
[DllImport("GDI32.dll")]
public static extern IntPtr SelectPalette(IntPtr hdc, IntPtr hPal, bool bForceBkgd);
"@
$api = Add-Type -MemberDefinition $sig -Name 'GDI32_SelectPalette' -Namespace Win32 -PassThru
# $api::SelectPalette(hdc, hPal, bForceBkgd)

#uselib "GDI32.dll"
#func global SelectPalette "SelectPalette" sptr, sptr, sptr
; SelectPalette hdc, hPal, bForceBkgd   ; 戻り値は stat
; hdc : HDC -> "sptr"
; hPal : HPALETTE -> "sptr"
; bForceBkgd : BOOL -> "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 SelectPalette "SelectPalette" sptr, sptr, int
; res = SelectPalette(hdc, hPal, bForceBkgd)
; hdc : HDC -> "sptr"
; hPal : HPALETTE -> "sptr"
; bForceBkgd : BOOL -> "int"

; HPALETTE SelectPalette(HDC hdc, HPALETTE hPal, BOOL bForceBkgd)
#uselib "GDI32.dll"
#cfunc global SelectPalette "SelectPalette" intptr, intptr, int
; res = SelectPalette(hdc, hPal, bForceBkgd)
; hdc : HDC -> "intptr"
; hPal : HPALETTE -> "intptr"
; bForceBkgd : BOOL -> "int"

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

var (
	gdi32 = windows.NewLazySystemDLL("GDI32.dll")
	procSelectPalette = gdi32.NewProc("SelectPalette")
)

// hdc (HDC), hPal (HPALETTE), bForceBkgd (BOOL)
r1, _, err := procSelectPalette.Call(
	uintptr(hdc),
	uintptr(hPal),
	uintptr(bForceBkgd),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HPALETTE

function SelectPalette(
  hdc: THandle;   // HDC
  hPal: THandle;   // HPALETTE
  bForceBkgd: BOOL   // BOOL
): THandle; stdcall;
  external 'GDI32.dll' name 'SelectPalette';

result := DllCall("GDI32\SelectPalette"
    , "Ptr", hdc   ; HDC
    , "Ptr", hPal   ; HPALETTE
    , "Int", bForceBkgd   ; BOOL
    , "Ptr")   ; return: HPALETTE

●SelectPalette(hdc, hPal, bForceBkgd) = DLL("GDI32.dll", "void* SelectPalette(void*, void*, bool)")
# 呼び出し: SelectPalette(hdc, hPal, bForceBkgd)
# hdc : HDC -> "void*"
# hPal : HPALETTE -> "void*"
# bForceBkgd : BOOL -> "bool"
# 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)。