NMCBEENDEDITA

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct NMHDR
{
    public IntPtr hwndFrom;
    public UIntPtr idFrom;
    public uint code;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct NMCBEENDEDITA
{
    public NMHDR hdr;
    [MarshalAs(UnmanagedType.Bool)] public bool fChanged;
    public int iNewSelection;
    [MarshalAs(UnmanagedType.ByValArray, SizeConst = 260)] public sbyte[] szText;
    public int iWhy;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure NMHDR
    Public hwndFrom As IntPtr
    Public idFrom As UIntPtr
    Public code As UInteger
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure NMCBEENDEDITA
    Public hdr As NMHDR
    <MarshalAs(UnmanagedType.Bool)> Public fChanged As Boolean
    Public iNewSelection As Integer
    <MarshalAs(UnmanagedType.ByValArray, SizeConst:=260)> Public szText() As SByte
    Public iWhy As Integer
End Structure

import ctypes
from ctypes import wintypes

class NMHDR(ctypes.Structure):
    _fields_ = [
        ("hwndFrom", ctypes.c_void_p),
        ("idFrom", ctypes.c_size_t),
        ("code", wintypes.DWORD),
    ]

class NMCBEENDEDITA(ctypes.Structure):
    _fields_ = [
        ("hdr", NMHDR),
        ("fChanged", wintypes.BOOL),
        ("iNewSelection", ctypes.c_int),
        ("szText", ctypes.c_byte * 260),
        ("iWhy", ctypes.c_int),
    ]

#[repr(C)]
pub struct NMHDR {
    pub hwndFrom: *mut core::ffi::c_void,
    pub idFrom: usize,
    pub code: u32,
}

#[repr(C)]
pub struct NMCBEENDEDITA {
    pub hdr: NMHDR,
    pub fChanged: i32,
    pub iNewSelection: i32,
    pub szText: [i8; 260],
    pub iWhy: i32,
}

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

type NMHDR struct {
	hwndFrom uintptr
	idFrom uintptr
	code uint32
}

type NMCBEENDEDITA struct {
	hdr NMHDR
	fChanged int32
	iNewSelection int32
	szText [260]int8
	iWhy int32
}

type
  NMHDR = record
    hwndFrom: Pointer;
    idFrom: NativeUInt;
    code: DWORD;
  end;

  NMCBEENDEDITA = record
    hdr: NMHDR;
    fChanged: BOOL;
    iNewSelection: Integer;
    szText: array[0..259] of Shortint;
    iWhy: Integer;
  end;

const NMHDR = extern struct {
    hwndFrom: ?*anyopaque,
    idFrom: usize,
    code: u32,
};

const NMCBEENDEDITA = extern struct {
    hdr: NMHDR,
    fChanged: i32,
    iNewSelection: i32,
    szText: [260]i8,
    iWhy: i32,
};

type
  NMHDR {.bycopy.} = object
    hwndFrom: pointer
    idFrom: uint
    code: uint32

  NMCBEENDEDITA {.bycopy.} = object
    hdr: NMHDR
    fChanged: int32
    iNewSelection: int32
    szText: array[260, int8]
    iWhy: int32

struct NMHDR
{
    void* hwndFrom;
    size_t idFrom;
    uint code;
}

struct NMCBEENDEDITA
{
    NMHDR hdr;
    int fChanged;
    int iNewSelection;
    byte[260] szText;
    int iWhy;
}