BufferedPaintClear

関数

バッファの指定矩形領域をクリアする。

DLLUXTHEME.dll呼出規約winapi対応OSWindows Vista 以降

シグネチャ

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

HRESULT BufferedPaintClear(
    INT_PTR hBufferedPaint,
    const RECT* prc   // optional
);

パラメーター

名前	型	方向
hBufferedPaint	INT_PTR	in
prc	RECT*	inoptional

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT BufferedPaintClear(
    INT_PTR hBufferedPaint,
    const RECT* prc   // optional
);

[DllImport("UXTHEME.dll", ExactSpelling = true)]
static extern int BufferedPaintClear(
    IntPtr hBufferedPaint,   // INT_PTR
    IntPtr prc   // RECT* optional
);

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

' hBufferedPaint : INT_PTR
' prc : RECT* optional
Declare PtrSafe Function BufferedPaintClear 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

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

require 'fiddle'
require 'fiddle/import'

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

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

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

#uselib "UXTHEME.dll"
#func global BufferedPaintClear "BufferedPaintClear" sptr, sptr
; BufferedPaintClear hBufferedPaint, varptr(prc)   ; 戻り値は stat
; hBufferedPaint : INT_PTR -> "sptr"
; prc : RECT* optional -> "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。

出力引数:

#uselib "UXTHEME.dll"
#cfunc global BufferedPaintClear "BufferedPaintClear" sptr, var
; res = BufferedPaintClear(hBufferedPaint, prc)
; hBufferedPaint : INT_PTR -> "sptr"
; prc : RECT* optional -> "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。#uselib "UXTHEME.dll"
#cfunc global BufferedPaintClear "BufferedPaintClear" sptr, sptr
; res = BufferedPaintClear(hBufferedPaint, varptr(prc))
; hBufferedPaint : INT_PTR -> "sptr"
; prc : RECT* optional -> "sptr"
; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。

出力引数:

; HRESULT BufferedPaintClear(INT_PTR hBufferedPaint, RECT* prc)
#uselib "UXTHEME.dll"
#cfunc global BufferedPaintClear "BufferedPaintClear" intptr, var
; res = BufferedPaintClear(hBufferedPaint, prc)
; hBufferedPaint : INT_PTR -> "intptr"
; prc : RECT* optional -> "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 BufferedPaintClear(INT_PTR hBufferedPaint, RECT* prc)
#uselib "UXTHEME.dll"
#cfunc global BufferedPaintClear "BufferedPaintClear" intptr, intptr
; res = BufferedPaintClear(hBufferedPaint, varptr(prc))
; hBufferedPaint : INT_PTR -> "intptr"
; prc : RECT* optional -> "intptr"
; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。

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

var (
	uxtheme = windows.NewLazySystemDLL("UXTHEME.dll")
	procBufferedPaintClear = uxtheme.NewProc("BufferedPaintClear")
)

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

function BufferedPaintClear(
  hBufferedPaint: NativeInt;   // INT_PTR
  prc: Pointer   // RECT* optional
): Integer; stdcall;
  external 'UXTHEME.dll' name 'BufferedPaintClear';

result := DllCall("UXTHEME\BufferedPaintClear"
    , "Ptr", hBufferedPaint   ; INT_PTR
    , "Ptr", prc   ; RECT* optional
    , "Int")   ; return: HRESULT

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