OLEUICHANGEICONA

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct OLEUICHANGEICONA
{
    public uint cbStruct;
    public uint dwFlags;
    public IntPtr hWndOwner;
    public IntPtr lpszCaption;
    public IntPtr lpfnHook;
    public IntPtr lCustData;
    public IntPtr hInstance;
    public IntPtr lpszTemplate;
    public IntPtr hResource;
    public IntPtr hMetaPict;
    public Guid clsid;
    [MarshalAs(UnmanagedType.ByValArray, SizeConst = 260)] public sbyte[] szIconExe;
    public int cchIconExe;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure OLEUICHANGEICONA
    Public cbStruct As UInteger
    Public dwFlags As UInteger
    Public hWndOwner As IntPtr
    Public lpszCaption As IntPtr
    Public lpfnHook As IntPtr
    Public lCustData As IntPtr
    Public hInstance As IntPtr
    Public lpszTemplate As IntPtr
    Public hResource As IntPtr
    Public hMetaPict As IntPtr
    Public clsid As Guid
    <MarshalAs(UnmanagedType.ByValArray, SizeConst:=260)> Public szIconExe() As SByte
    Public cchIconExe As Integer
End Structure

import ctypes
from ctypes import wintypes

class OLEUICHANGEICONA(ctypes.Structure):
    _fields_ = [
        ("cbStruct", wintypes.DWORD),
        ("dwFlags", wintypes.DWORD),
        ("hWndOwner", ctypes.c_void_p),
        ("lpszCaption", ctypes.c_void_p),
        ("lpfnHook", ctypes.c_void_p),
        ("lCustData", ctypes.c_ssize_t),
        ("hInstance", ctypes.c_void_p),
        ("lpszTemplate", ctypes.c_void_p),
        ("hResource", ctypes.c_void_p),
        ("hMetaPict", ctypes.c_void_p),
        ("clsid", GUID),
        ("szIconExe", ctypes.c_byte * 260),
        ("cchIconExe", ctypes.c_int),
    ]

#[repr(C)]
pub struct OLEUICHANGEICONA {
    pub cbStruct: u32,
    pub dwFlags: u32,
    pub hWndOwner: *mut core::ffi::c_void,
    pub lpszCaption: *mut core::ffi::c_void,
    pub lpfnHook: *mut core::ffi::c_void,
    pub lCustData: isize,
    pub hInstance: *mut core::ffi::c_void,
    pub lpszTemplate: *mut core::ffi::c_void,
    pub hResource: *mut core::ffi::c_void,
    pub hMetaPict: *mut core::ffi::c_void,
    pub clsid: GUID,
    pub szIconExe: [i8; 260],
    pub cchIconExe: i32,
}

import "golang.org/x/sys/windows"

type OLEUICHANGEICONA struct {
	cbStruct uint32
	dwFlags uint32
	hWndOwner uintptr
	lpszCaption uintptr
	lpfnHook uintptr
	lCustData uintptr
	hInstance uintptr
	lpszTemplate uintptr
	hResource uintptr
	hMetaPict uintptr
	clsid windows.GUID
	szIconExe [260]int8
	cchIconExe int32
}

type
  OLEUICHANGEICONA = record
    cbStruct: DWORD;
    dwFlags: DWORD;
    hWndOwner: Pointer;
    lpszCaption: Pointer;
    lpfnHook: Pointer;
    lCustData: NativeInt;
    hInstance: Pointer;
    lpszTemplate: Pointer;
    hResource: Pointer;
    hMetaPict: Pointer;
    clsid: TGUID;
    szIconExe: array[0..259] of Shortint;
    cchIconExe: Integer;
  end;

const OLEUICHANGEICONA = extern struct {
    cbStruct: u32,
    dwFlags: u32,
    hWndOwner: ?*anyopaque,
    lpszCaption: ?*anyopaque,
    lpfnHook: ?*anyopaque,
    lCustData: isize,
    hInstance: ?*anyopaque,
    lpszTemplate: ?*anyopaque,
    hResource: ?*anyopaque,
    hMetaPict: ?*anyopaque,
    clsid: GUID,
    szIconExe: [260]i8,
    cchIconExe: i32,
};

type
  OLEUICHANGEICONA {.bycopy.} = object
    cbStruct: uint32
    dwFlags: uint32
    hWndOwner: pointer
    lpszCaption: pointer
    lpfnHook: pointer
    lCustData: int
    hInstance: pointer
    lpszTemplate: pointer
    hResource: pointer
    hMetaPict: pointer
    clsid: GUID
    szIconExe: array[260, int8]
    cchIconExe: int32

struct OLEUICHANGEICONA
{
    uint cbStruct;
    uint dwFlags;
    void* hWndOwner;
    void* lpszCaption;
    void* lpfnHook;
    ptrdiff_t lCustData;
    void* hInstance;
    void* lpszTemplate;
    void* hResource;
    void* hMetaPict;
    GUID clsid;
    byte[260] szIconExe;
    int cchIconExe;
}