SetTextJustification

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

BOOL SetTextJustification(
    HDC hdc,
    INT extra,
    INT count
);

<DllImport("GDI32.dll", ExactSpelling:=True)>
Public Shared Function SetTextJustification(
    hdc As IntPtr,   ' HDC
    extra As Integer,   ' INT
    count As Integer   ' INT
) As Boolean
End Function

' hdc : HDC
' extra : INT
' count : INT
Declare PtrSafe Function SetTextJustification Lib "gdi32" ( _
    ByVal hdc As LongPtr, _
    ByVal extra As Long, _
    ByVal count As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

SetTextJustification = ctypes.windll.gdi32.SetTextJustification
SetTextJustification.restype = wintypes.BOOL
SetTextJustification.argtypes = [
    wintypes.HANDLE,  # hdc : HDC
    ctypes.c_int,  # extra : INT
    ctypes.c_int,  # count : INT
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('GDI32.dll')
SetTextJustification = Fiddle::Function.new(
  lib['SetTextJustification'],
  [
    Fiddle::TYPE_VOIDP,  # hdc : HDC
    Fiddle::TYPE_INT,  # extra : INT
    Fiddle::TYPE_INT,  # count : INT
  ],
  Fiddle::TYPE_INT)

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

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("GDI32.dll")]
public static extern bool SetTextJustification(IntPtr hdc, int extra, int count);
"@
$api = Add-Type -MemberDefinition $sig -Name 'GDI32_SetTextJustification' -Namespace Win32 -PassThru
# $api::SetTextJustification(hdc, extra, count)

#uselib "GDI32.dll"
#func global SetTextJustification "SetTextJustification" sptr, sptr, sptr
; SetTextJustification hdc, extra, count   ; 戻り値は stat
; hdc : HDC -> "sptr"
; extra : INT -> "sptr"
; count : INT -> "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 SetTextJustification "SetTextJustification" sptr, int, int
; res = SetTextJustification(hdc, extra, count)
; hdc : HDC -> "sptr"
; extra : INT -> "int"
; count : INT -> "int"

; BOOL SetTextJustification(HDC hdc, INT extra, INT count)
#uselib "GDI32.dll"
#cfunc global SetTextJustification "SetTextJustification" intptr, int, int
; res = SetTextJustification(hdc, extra, count)
; hdc : HDC -> "intptr"
; extra : INT -> "int"
; count : INT -> "int"

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

var (
	gdi32 = windows.NewLazySystemDLL("GDI32.dll")
	procSetTextJustification = gdi32.NewProc("SetTextJustification")
)

// hdc (HDC), extra (INT), count (INT)
r1, _, err := procSetTextJustification.Call(
	uintptr(hdc),
	uintptr(extra),
	uintptr(count),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SetTextJustification(
  hdc: THandle;   // HDC
  extra: Integer;   // INT
  count: Integer   // INT
): BOOL; stdcall;
  external 'GDI32.dll' name 'SetTextJustification';

result := DllCall("GDI32\SetTextJustification"
    , "Ptr", hdc   ; HDC
    , "Int", extra   ; INT
    , "Int", count   ; INT
    , "Int")   ; return: BOOL

●SetTextJustification(hdc, extra, count) = DLL("GDI32.dll", "bool SetTextJustification(void*, int, int)")
# 呼び出し: SetTextJustification(hdc, extra, count)
# hdc : HDC -> "void*"
# extra : INT -> "int"
# count : INT -> "int"
# 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)。