ImageList_GetIcon

// COMCTL32.dll
#include <windows.h>

HICON ImageList_GetIcon(
    HIMAGELIST himl,
    INT i,
    IMAGE_LIST_DRAW_STYLE flags
);

<DllImport("COMCTL32.dll", ExactSpelling:=True)>
Public Shared Function ImageList_GetIcon(
    himl As IntPtr,   ' HIMAGELIST
    i As Integer,   ' INT
    flags As UInteger   ' IMAGE_LIST_DRAW_STYLE
) As IntPtr
End Function

' himl : HIMAGELIST
' i : INT
' flags : IMAGE_LIST_DRAW_STYLE
Declare PtrSafe Function ImageList_GetIcon Lib "comctl32" ( _
    ByVal himl As LongPtr, _
    ByVal i As Long, _
    ByVal flags 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

ImageList_GetIcon = ctypes.windll.comctl32.ImageList_GetIcon
ImageList_GetIcon.restype = ctypes.c_void_p
ImageList_GetIcon.argtypes = [
    ctypes.c_ssize_t,  # himl : HIMAGELIST
    ctypes.c_int,  # i : INT
    wintypes.DWORD,  # flags : IMAGE_LIST_DRAW_STYLE
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('COMCTL32.dll')
ImageList_GetIcon = Fiddle::Function.new(
  lib['ImageList_GetIcon'],
  [
    Fiddle::TYPE_INTPTR_T,  # himl : HIMAGELIST
    Fiddle::TYPE_INT,  # i : INT
    -Fiddle::TYPE_INT,  # flags : IMAGE_LIST_DRAW_STYLE
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "comctl32")]
extern "system" {
    fn ImageList_GetIcon(
        himl: isize,  // HIMAGELIST
        i: i32,  // INT
        flags: u32  // IMAGE_LIST_DRAW_STYLE
    ) -> *mut core::ffi::c_void;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("COMCTL32.dll")]
public static extern IntPtr ImageList_GetIcon(IntPtr himl, int i, uint flags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'COMCTL32_ImageList_GetIcon' -Namespace Win32 -PassThru
# $api::ImageList_GetIcon(himl, i, flags)

#uselib "COMCTL32.dll"
#func global ImageList_GetIcon "ImageList_GetIcon" sptr, sptr, sptr
; ImageList_GetIcon himl, i, flags   ; 戻り値は stat
; himl : HIMAGELIST -> "sptr"
; i : INT -> "sptr"
; flags : IMAGE_LIST_DRAW_STYLE -> "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 "COMCTL32.dll"
#cfunc global ImageList_GetIcon "ImageList_GetIcon" sptr, int, int
; res = ImageList_GetIcon(himl, i, flags)
; himl : HIMAGELIST -> "sptr"
; i : INT -> "int"
; flags : IMAGE_LIST_DRAW_STYLE -> "int"

; HICON ImageList_GetIcon(HIMAGELIST himl, INT i, IMAGE_LIST_DRAW_STYLE flags)
#uselib "COMCTL32.dll"
#cfunc global ImageList_GetIcon "ImageList_GetIcon" intptr, int, int
; res = ImageList_GetIcon(himl, i, flags)
; himl : HIMAGELIST -> "intptr"
; i : INT -> "int"
; flags : IMAGE_LIST_DRAW_STYLE -> "int"

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

var (
	comctl32 = windows.NewLazySystemDLL("COMCTL32.dll")
	procImageList_GetIcon = comctl32.NewProc("ImageList_GetIcon")
)

// himl (HIMAGELIST), i (INT), flags (IMAGE_LIST_DRAW_STYLE)
r1, _, err := procImageList_GetIcon.Call(
	uintptr(himl),
	uintptr(i),
	uintptr(flags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HICON

function ImageList_GetIcon(
  himl: NativeInt;   // HIMAGELIST
  i: Integer;   // INT
  flags: DWORD   // IMAGE_LIST_DRAW_STYLE
): THandle; stdcall;
  external 'COMCTL32.dll' name 'ImageList_GetIcon';

result := DllCall("COMCTL32\ImageList_GetIcon"
    , "Ptr", himl   ; HIMAGELIST
    , "Int", i   ; INT
    , "UInt", flags   ; IMAGE_LIST_DRAW_STYLE
    , "Ptr")   ; return: HICON

●ImageList_GetIcon(himl, i, flags) = DLL("COMCTL32.dll", "void* ImageList_GetIcon(int, int, dword)")
# 呼び出し: ImageList_GetIcon(himl, i, flags)
# himl : HIMAGELIST -> "int"
# i : INT -> "int"
# flags : IMAGE_LIST_DRAW_STYLE -> "dword"
# 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)。

const std = @import("std");

extern "comctl32" fn ImageList_GetIcon(
    himl: isize, // HIMAGELIST
    i: i32, // INT
    flags: u32 // IMAGE_LIST_DRAW_STYLE
) callconv(std.os.windows.WINAPI) ?*anyopaque;

proc ImageList_GetIcon(
    himl: int,  # HIMAGELIST
    i: int32,  # INT
    flags: uint32  # IMAGE_LIST_DRAW_STYLE
): pointer {.importc: "ImageList_GetIcon", stdcall, dynlib: "COMCTL32.dll".}

pragma(lib, "comctl32");
extern(Windows)
void* ImageList_GetIcon(
    ptrdiff_t himl,   // HIMAGELIST
    int i,   // INT
    uint flags   // IMAGE_LIST_DRAW_STYLE
);

ccall((:ImageList_GetIcon, "COMCTL32.dll"), stdcall, Ptr{Cvoid},
      (Int, Int32, UInt32),
      himl, i, flags)
# himl : HIMAGELIST -> Int
# i : INT -> Int32
# flags : IMAGE_LIST_DRAW_STYLE -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
void* ImageList_GetIcon(
    intptr_t himl,
    int32_t i,
    uint32_t flags);
]]
local comctl32 = ffi.load("comctl32")
-- comctl32.ImageList_GetIcon(himl, i, flags)
-- himl : HIMAGELIST
-- i : INT
-- flags : IMAGE_LIST_DRAW_STYLE
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('COMCTL32.dll');
const ImageList_GetIcon = lib.func('__stdcall', 'ImageList_GetIcon', 'void *', ['intptr_t', 'int32_t', 'uint32_t']);
// ImageList_GetIcon(himl, i, flags)
// himl : HIMAGELIST -> 'intptr_t'
// i : INT -> 'int32_t'
// flags : IMAGE_LIST_DRAW_STYLE -> 'uint32_t'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("COMCTL32.dll", {
  ImageList_GetIcon: { parameters: ["isize", "i32", "u32"], result: "pointer" },
});
// lib.symbols.ImageList_GetIcon(himl, i, flags)
// himl : HIMAGELIST -> "isize"
// i : INT -> "i32"
// flags : IMAGE_LIST_DRAW_STYLE -> "u32"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
void* ImageList_GetIcon(
    intptr_t himl,
    int32_t i,
    uint32_t flags);
C, "COMCTL32.dll");
// $ffi->ImageList_GetIcon(himl, i, flags);
// himl : HIMAGELIST
// i : INT
// flags : IMAGE_LIST_DRAW_STYLE
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Comctl32 extends StdCallLibrary {
    Comctl32 INSTANCE = Native.load("comctl32", Comctl32.class);
    Pointer ImageList_GetIcon(
        long himl,   // HIMAGELIST
        int i,   // INT
        int flags   // IMAGE_LIST_DRAW_STYLE
    );
}

@[Link("comctl32")]
lib LibCOMCTL32
  fun ImageList_GetIcon = ImageList_GetIcon(
    himl : LibC::SSizeT,   # HIMAGELIST
    i : Int32,   # INT
    flags : UInt32   # IMAGE_LIST_DRAW_STYLE
  ) : Void*
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef ImageList_GetIconNative = Pointer<Void> Function(IntPtr, Int32, Uint32);
typedef ImageList_GetIconDart = Pointer<Void> Function(int, int, int);
final ImageList_GetIcon = DynamicLibrary.open('COMCTL32.dll')
    .lookupFunction<ImageList_GetIconNative, ImageList_GetIconDart>('ImageList_GetIcon');
// himl : HIMAGELIST -> IntPtr
// i : INT -> Int32
// flags : IMAGE_LIST_DRAW_STYLE -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function ImageList_GetIcon(
  himl: NativeInt;   // HIMAGELIST
  i: Integer;   // INT
  flags: DWORD   // IMAGE_LIST_DRAW_STYLE
): THandle; stdcall;
  external 'COMCTL32.dll' name 'ImageList_GetIcon';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "ImageList_GetIcon"
  c_ImageList_GetIcon :: CIntPtr -> Int32 -> Word32 -> IO (Ptr ())
-- himl : HIMAGELIST -> CIntPtr
-- i : INT -> Int32
-- flags : IMAGE_LIST_DRAW_STYLE -> Word32
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let imagelist_geticon =
  foreign "ImageList_GetIcon"
    (intptr_t @-> int32_t @-> uint32_t @-> returning (ptr void))
(* himl : HIMAGELIST -> intptr_t *)
(* i : INT -> int32_t *)
(* flags : IMAGE_LIST_DRAW_STYLE -> uint32_t *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library comctl32 (t "COMCTL32.dll"))
(cffi:use-foreign-library comctl32)

(cffi:defcfun ("ImageList_GetIcon" image-list-get-icon :convention :stdcall) :pointer
  (himl :int64)   ; HIMAGELIST
  (i :int32)   ; INT
  (flags :uint32))   ; IMAGE_LIST_DRAW_STYLE
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $ImageList_GetIcon = Win32::API::More->new('COMCTL32',
    'HANDLE ImageList_GetIcon(LPARAM himl, int i, DWORD flags)');
# my $ret = $ImageList_GetIcon->Call($himl, $i, $flags);
# himl : HIMAGELIST -> LPARAM
# i : INT -> int
# flags : IMAGE_LIST_DRAW_STYLE -> DWORD
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。