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SetCoalescableTimer
関数許容遅延を指定し合体可能なタイマーを作成する。
シグネチャ
// USER32.dll
#include <windows.h>
UINT_PTR SetCoalescableTimer(
HWND hWnd, // optional
UINT_PTR nIDEvent,
DWORD uElapse,
TIMERPROC lpTimerFunc, // optional
DWORD uToleranceDelay
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| hWnd | HWND | inoptional | タイマーを関連付けるウィンドウのハンドル。NULL可。 |
| nIDEvent | UINT_PTR | in | タイマー識別子(0以外)。hWndがNULLの場合は無視される。 |
| uElapse | DWORD | in | タイムアウト間隔(ミリ秒)。 |
| lpTimerFunc | TIMERPROC | inoptional | タイマー発火時に呼ばれるTimerProcへのポインタ。NULLならWM_TIMERがキューに送られる。 |
| uToleranceDelay | DWORD | in | タイマー結合の許容遅延(ミリ秒)。TIMERV_DEFAULT_COALESCINGやTIMERV_NO_COALESCINGも指定可。 |
戻り値の型: UINT_PTR
各言語での呼び出し定義
// USER32.dll
#include <windows.h>
UINT_PTR SetCoalescableTimer(
HWND hWnd, // optional
UINT_PTR nIDEvent,
DWORD uElapse,
TIMERPROC lpTimerFunc, // optional
DWORD uToleranceDelay
);[DllImport("USER32.dll", SetLastError = true, ExactSpelling = true)]
static extern UIntPtr SetCoalescableTimer(
IntPtr hWnd, // HWND optional
UIntPtr nIDEvent, // UINT_PTR
uint uElapse, // DWORD
IntPtr lpTimerFunc, // TIMERPROC optional
uint uToleranceDelay // DWORD
);<DllImport("USER32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SetCoalescableTimer(
hWnd As IntPtr, ' HWND optional
nIDEvent As UIntPtr, ' UINT_PTR
uElapse As UInteger, ' DWORD
lpTimerFunc As IntPtr, ' TIMERPROC optional
uToleranceDelay As UInteger ' DWORD
) As UIntPtr
End Function' hWnd : HWND optional
' nIDEvent : UINT_PTR
' uElapse : DWORD
' lpTimerFunc : TIMERPROC optional
' uToleranceDelay : DWORD
Declare PtrSafe Function SetCoalescableTimer Lib "user32" ( _
ByVal hWnd As LongPtr, _
ByVal nIDEvent As LongPtr, _
ByVal uElapse As Long, _
ByVal lpTimerFunc As LongPtr, _
ByVal uToleranceDelay As Long) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。import ctypes
from ctypes import wintypes
SetCoalescableTimer = ctypes.windll.user32.SetCoalescableTimer
SetCoalescableTimer.restype = ctypes.c_size_t
SetCoalescableTimer.argtypes = [
wintypes.HANDLE, # hWnd : HWND optional
ctypes.c_size_t, # nIDEvent : UINT_PTR
wintypes.DWORD, # uElapse : DWORD
ctypes.c_void_p, # lpTimerFunc : TIMERPROC optional
wintypes.DWORD, # uToleranceDelay : DWORD
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('USER32.dll')
SetCoalescableTimer = Fiddle::Function.new(
lib['SetCoalescableTimer'],
[
Fiddle::TYPE_VOIDP, # hWnd : HWND optional
Fiddle::TYPE_UINTPTR_T, # nIDEvent : UINT_PTR
-Fiddle::TYPE_INT, # uElapse : DWORD
Fiddle::TYPE_VOIDP, # lpTimerFunc : TIMERPROC optional
-Fiddle::TYPE_INT, # uToleranceDelay : DWORD
],
Fiddle::TYPE_UINTPTR_T)#[link(name = "user32")]
extern "system" {
fn SetCoalescableTimer(
hWnd: *mut core::ffi::c_void, // HWND optional
nIDEvent: usize, // UINT_PTR
uElapse: u32, // DWORD
lpTimerFunc: *const core::ffi::c_void, // TIMERPROC optional
uToleranceDelay: u32 // DWORD
) -> usize;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("USER32.dll", SetLastError = true)]
public static extern UIntPtr SetCoalescableTimer(IntPtr hWnd, UIntPtr nIDEvent, uint uElapse, IntPtr lpTimerFunc, uint uToleranceDelay);
"@
$api = Add-Type -MemberDefinition $sig -Name 'USER32_SetCoalescableTimer' -Namespace Win32 -PassThru
# $api::SetCoalescableTimer(hWnd, nIDEvent, uElapse, lpTimerFunc, uToleranceDelay)#uselib "USER32.dll"
#func global SetCoalescableTimer "SetCoalescableTimer" sptr, sptr, sptr, sptr, sptr
; SetCoalescableTimer hWnd, nIDEvent, uElapse, lpTimerFunc, uToleranceDelay ; 戻り値は stat
; hWnd : HWND optional -> "sptr"
; nIDEvent : UINT_PTR -> "sptr"
; uElapse : DWORD -> "sptr"
; lpTimerFunc : TIMERPROC optional -> "sptr"
; uToleranceDelay : 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 "USER32.dll"
#cfunc global SetCoalescableTimer "SetCoalescableTimer" sptr, sptr, int, sptr, int
; res = SetCoalescableTimer(hWnd, nIDEvent, uElapse, lpTimerFunc, uToleranceDelay)
; hWnd : HWND optional -> "sptr"
; nIDEvent : UINT_PTR -> "sptr"
; uElapse : DWORD -> "int"
; lpTimerFunc : TIMERPROC optional -> "sptr"
; uToleranceDelay : DWORD -> "int"; UINT_PTR SetCoalescableTimer(HWND hWnd, UINT_PTR nIDEvent, DWORD uElapse, TIMERPROC lpTimerFunc, DWORD uToleranceDelay)
#uselib "USER32.dll"
#cfunc global SetCoalescableTimer "SetCoalescableTimer" intptr, intptr, int, intptr, int
; res = SetCoalescableTimer(hWnd, nIDEvent, uElapse, lpTimerFunc, uToleranceDelay)
; hWnd : HWND optional -> "intptr"
; nIDEvent : UINT_PTR -> "intptr"
; uElapse : DWORD -> "int"
; lpTimerFunc : TIMERPROC optional -> "intptr"
; uToleranceDelay : DWORD -> "int"import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
user32 = windows.NewLazySystemDLL("USER32.dll")
procSetCoalescableTimer = user32.NewProc("SetCoalescableTimer")
)
// hWnd (HWND optional), nIDEvent (UINT_PTR), uElapse (DWORD), lpTimerFunc (TIMERPROC optional), uToleranceDelay (DWORD)
r1, _, err := procSetCoalescableTimer.Call(
uintptr(hWnd),
uintptr(nIDEvent),
uintptr(uElapse),
uintptr(lpTimerFunc),
uintptr(uToleranceDelay),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // UINT_PTRfunction SetCoalescableTimer(
hWnd: THandle; // HWND optional
nIDEvent: NativeUInt; // UINT_PTR
uElapse: DWORD; // DWORD
lpTimerFunc: Pointer; // TIMERPROC optional
uToleranceDelay: DWORD // DWORD
): NativeUInt; stdcall;
external 'USER32.dll' name 'SetCoalescableTimer';result := DllCall("USER32\SetCoalescableTimer"
, "Ptr", hWnd ; HWND optional
, "UPtr", nIDEvent ; UINT_PTR
, "UInt", uElapse ; DWORD
, "Ptr", lpTimerFunc ; TIMERPROC optional
, "UInt", uToleranceDelay ; DWORD
, "UPtr") ; return: UINT_PTR●SetCoalescableTimer(hWnd, nIDEvent, uElapse, lpTimerFunc, uToleranceDelay) = DLL("USER32.dll", "int SetCoalescableTimer(void*, int, dword, void*, dword)")
# 呼び出し: SetCoalescableTimer(hWnd, nIDEvent, uElapse, lpTimerFunc, uToleranceDelay)
# hWnd : HWND optional -> "void*"
# nIDEvent : UINT_PTR -> "int"
# uElapse : DWORD -> "dword"
# lpTimerFunc : TIMERPROC optional -> "void*"
# uToleranceDelay : 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)。