GetBufferedPaintTargetRect

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

HRESULT GetBufferedPaintTargetRect(
    INT_PTR hBufferedPaint,
    RECT* prc
);

<DllImport("UxTheme.dll", ExactSpelling:=True)>
Public Shared Function GetBufferedPaintTargetRect(
    hBufferedPaint As IntPtr,   ' INT_PTR
    prc As IntPtr   ' RECT* out
) As Integer
End Function

' hBufferedPaint : INT_PTR
' prc : RECT* out
Declare PtrSafe Function GetBufferedPaintTargetRect Lib "uxtheme" ( _
    ByVal hBufferedPaint As LongPtr, _
    ByVal prc As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GetBufferedPaintTargetRect = ctypes.windll.uxtheme.GetBufferedPaintTargetRect
GetBufferedPaintTargetRect.restype = ctypes.c_int
GetBufferedPaintTargetRect.argtypes = [
    ctypes.c_ssize_t,  # hBufferedPaint : INT_PTR
    ctypes.c_void_p,  # prc : RECT* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('UxTheme.dll')
GetBufferedPaintTargetRect = Fiddle::Function.new(
  lib['GetBufferedPaintTargetRect'],
  [
    Fiddle::TYPE_INTPTR_T,  # hBufferedPaint : INT_PTR
    Fiddle::TYPE_VOIDP,  # prc : RECT* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "uxtheme")]
extern "system" {
    fn GetBufferedPaintTargetRect(
        hBufferedPaint: isize,  // INT_PTR
        prc: *mut RECT  // RECT* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("UxTheme.dll")]
public static extern int GetBufferedPaintTargetRect(IntPtr hBufferedPaint, IntPtr prc);
"@
$api = Add-Type -MemberDefinition $sig -Name 'UxTheme_GetBufferedPaintTargetRect' -Namespace Win32 -PassThru
# $api::GetBufferedPaintTargetRect(hBufferedPaint, prc)

#uselib "UxTheme.dll"
#func global GetBufferedPaintTargetRect "GetBufferedPaintTargetRect" sptr, sptr
; GetBufferedPaintTargetRect hBufferedPaint, varptr(prc)   ; 戻り値は stat
; hBufferedPaint : INT_PTR -> "sptr"
; prc : RECT* out -> "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 "UxTheme.dll"
#cfunc global GetBufferedPaintTargetRect "GetBufferedPaintTargetRect" sptr, var
; res = GetBufferedPaintTargetRect(hBufferedPaint, prc)
; hBufferedPaint : INT_PTR -> "sptr"
; prc : RECT* out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; HRESULT GetBufferedPaintTargetRect(INT_PTR hBufferedPaint, RECT* prc)
#uselib "UxTheme.dll"
#cfunc global GetBufferedPaintTargetRect "GetBufferedPaintTargetRect" intptr, var
; res = GetBufferedPaintTargetRect(hBufferedPaint, prc)
; hBufferedPaint : INT_PTR -> "intptr"
; prc : RECT* out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

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

var (
	uxtheme = windows.NewLazySystemDLL("UxTheme.dll")
	procGetBufferedPaintTargetRect = uxtheme.NewProc("GetBufferedPaintTargetRect")
)

// hBufferedPaint (INT_PTR), prc (RECT* out)
r1, _, err := procGetBufferedPaintTargetRect.Call(
	uintptr(hBufferedPaint),
	uintptr(prc),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function GetBufferedPaintTargetRect(
  hBufferedPaint: NativeInt;   // INT_PTR
  prc: Pointer   // RECT* out
): Integer; stdcall;
  external 'UxTheme.dll' name 'GetBufferedPaintTargetRect';

result := DllCall("UxTheme\GetBufferedPaintTargetRect"
    , "Ptr", hBufferedPaint   ; INT_PTR
    , "Ptr", prc   ; RECT* out
    , "Int")   ; return: HRESULT

●GetBufferedPaintTargetRect(hBufferedPaint, prc) = DLL("UxTheme.dll", "int GetBufferedPaintTargetRect(int, void*)")
# 呼び出し: GetBufferedPaintTargetRect(hBufferedPaint, prc)
# hBufferedPaint : INT_PTR -> "int"
# prc : RECT* out -> "void*"
# 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)。