Win32 API 日本語リファレンス
ホームMedia › timeBeginPeriod

timeBeginPeriod

関数
マルチメディアタイマーの最小分解能を要求し設定する。
DLLWINMM.dll呼出規約winapi対応OSWindows 2000 以降

シグネチャ

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

DWORD timeBeginPeriod(
    DWORD uPeriod
);

パラメーター

名前方向
uPeriodDWORDin

戻り値の型: DWORD

各言語での呼び出し定義

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

DWORD timeBeginPeriod(
    DWORD uPeriod
);
[DllImport("WINMM.dll", ExactSpelling = true)]
static extern uint timeBeginPeriod(
    uint uPeriod   // DWORD
);
<DllImport("WINMM.dll", ExactSpelling:=True)>
Public Shared Function timeBeginPeriod(
    uPeriod As UInteger   ' DWORD
) As UInteger
End Function
' uPeriod : DWORD
Declare PtrSafe Function timeBeginPeriod Lib "winmm" ( _
    ByVal uPeriod 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

timeBeginPeriod = ctypes.windll.winmm.timeBeginPeriod
timeBeginPeriod.restype = wintypes.DWORD
timeBeginPeriod.argtypes = [
    wintypes.DWORD,  # uPeriod : DWORD
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINMM.dll')
timeBeginPeriod = Fiddle::Function.new(
  lib['timeBeginPeriod'],
  [
    -Fiddle::TYPE_INT,  # uPeriod : DWORD
  ],
  -Fiddle::TYPE_INT)
#[link(name = "winmm")]
extern "system" {
    fn timeBeginPeriod(
        uPeriod: u32  // DWORD
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("WINMM.dll")]
public static extern uint timeBeginPeriod(uint uPeriod);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINMM_timeBeginPeriod' -Namespace Win32 -PassThru
# $api::timeBeginPeriod(uPeriod)
#uselib "WINMM.dll"
#func global timeBeginPeriod "timeBeginPeriod" sptr
; timeBeginPeriod uPeriod   ; 戻り値は stat
; uPeriod : DWORD -> "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 "WINMM.dll"
#cfunc global timeBeginPeriod "timeBeginPeriod" int
; res = timeBeginPeriod(uPeriod)
; uPeriod : DWORD -> "int"
; DWORD timeBeginPeriod(DWORD uPeriod)
#uselib "WINMM.dll"
#cfunc global timeBeginPeriod "timeBeginPeriod" int
; res = timeBeginPeriod(uPeriod)
; uPeriod : DWORD -> "int"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	winmm = windows.NewLazySystemDLL("WINMM.dll")
	proctimeBeginPeriod = winmm.NewProc("timeBeginPeriod")
)

// uPeriod (DWORD)
r1, _, err := proctimeBeginPeriod.Call(
	uintptr(uPeriod),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD
function timeBeginPeriod(
  uPeriod: DWORD   // DWORD
): DWORD; stdcall;
  external 'WINMM.dll' name 'timeBeginPeriod';
result := DllCall("WINMM\timeBeginPeriod"
    , "UInt", uPeriod   ; DWORD
    , "UInt")   ; return: DWORD
●timeBeginPeriod(uPeriod) = DLL("WINMM.dll", "dword timeBeginPeriod(dword)")
# 呼び出し: timeBeginPeriod(uPeriod)
# uPeriod : DWORD -> "dword"
# 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)。