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CloseClipboard

関数

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DLLUSER32.dll呼出規約winapiSetLastErrorあり対応OSWindows 2000 以降

シグネチャ

// USER32.dll
#include <windows.h>

BOOL CloseClipboard(void);

パラメーターなし。戻り値: BOOL

各言語での呼び出し定義

// USER32.dll
#include <windows.h>

BOOL CloseClipboard(void);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("USER32.dll", SetLastError = true, ExactSpelling = true)]
static extern bool CloseClipboard();

<DllImport("USER32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CloseClipboard() As Boolean
End Function

Declare PtrSafe Function CloseClipboard Lib "user32" () As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CloseClipboard = ctypes.windll.user32.CloseClipboard
CloseClipboard.restype = wintypes.BOOL
CloseClipboard.argtypes = []
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('USER32.dll')
CloseClipboard = Fiddle::Function.new(
  lib['CloseClipboard'],
  [],
  Fiddle::TYPE_INT)

#[link(name = "user32")]
extern "system" {
    fn CloseClipboard() -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("USER32.dll", SetLastError = true)]
public static extern bool CloseClipboard();
"@
$api = Add-Type -MemberDefinition $sig -Name 'USER32_CloseClipboard' -Namespace Win32 -PassThru
# $api::CloseClipboard()

#uselib "USER32.dll"
#func global CloseClipboard "CloseClipboard"
; CloseClipboard   ; 戻り値は stat
; ※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 "USER32.dll"
#cfunc global CloseClipboard "CloseClipboard"
; res = CloseClipboard()

; BOOL CloseClipboard()
#uselib "USER32.dll"
#cfunc global CloseClipboard "CloseClipboard"
; res = CloseClipboard()

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

var (
	user32 = windows.NewLazySystemDLL("USER32.dll")
	procCloseClipboard = user32.NewProc("CloseClipboard")
)

r1, _, err := procCloseClipboard.Call()
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function CloseClipboard: BOOL; stdcall;
  external 'USER32.dll' name 'CloseClipboard';

result := DllCall("USER32\CloseClipboard", "Int")

●CloseClipboard() = DLL("USER32.dll", "bool CloseClipboard()")
# 呼び出し: CloseClipboard()
# 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)。