Win32 API 日本語リファレンス
ホームMedia.Multimedia › mciGetDeviceIDFromElementIDA

mciGetDeviceIDFromElementIDA

関数
要素IDからMCIデバイスIDを取得する(ANSI版)。
DLLWINMM.dll文字セットANSI (-A)呼出規約winapi

シグネチャ

// WINMM.dll  (ANSI / -A)
#include <windows.h>

DWORD mciGetDeviceIDFromElementIDA(
    DWORD dwElementID,
    LPCSTR lpstrType
);

パラメーター

名前方向
dwElementIDDWORDin
lpstrTypeLPCSTRin

戻り値の型: DWORD

各言語での呼び出し定義

// WINMM.dll  (ANSI / -A)
#include <windows.h>

DWORD mciGetDeviceIDFromElementIDA(
    DWORD dwElementID,
    LPCSTR lpstrType
);
[DllImport("WINMM.dll", CharSet = CharSet.Ansi, ExactSpelling = true)]
static extern uint mciGetDeviceIDFromElementIDA(
    uint dwElementID,   // DWORD
    [MarshalAs(UnmanagedType.LPStr)] string lpstrType   // LPCSTR
);
<DllImport("WINMM.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function mciGetDeviceIDFromElementIDA(
    dwElementID As UInteger,   ' DWORD
    <MarshalAs(UnmanagedType.LPStr)> lpstrType As String   ' LPCSTR
) As UInteger
End Function
' dwElementID : DWORD
' lpstrType : LPCSTR
Declare PtrSafe Function mciGetDeviceIDFromElementIDA Lib "winmm" ( _
    ByVal dwElementID As Long, _
    ByVal lpstrType As String) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

mciGetDeviceIDFromElementIDA = ctypes.windll.winmm.mciGetDeviceIDFromElementIDA
mciGetDeviceIDFromElementIDA.restype = wintypes.DWORD
mciGetDeviceIDFromElementIDA.argtypes = [
    wintypes.DWORD,  # dwElementID : DWORD
    wintypes.LPCSTR,  # lpstrType : LPCSTR
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINMM.dll')
mciGetDeviceIDFromElementIDA = Fiddle::Function.new(
  lib['mciGetDeviceIDFromElementIDA'],
  [
    -Fiddle::TYPE_INT,  # dwElementID : DWORD
    Fiddle::TYPE_VOIDP,  # lpstrType : LPCSTR
  ],
  -Fiddle::TYPE_INT)
#[link(name = "winmm")]
extern "system" {
    fn mciGetDeviceIDFromElementIDA(
        dwElementID: u32,  // DWORD
        lpstrType: *const u8  // LPCSTR
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("WINMM.dll", CharSet = CharSet.Ansi)]
public static extern uint mciGetDeviceIDFromElementIDA(uint dwElementID, [MarshalAs(UnmanagedType.LPStr)] string lpstrType);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINMM_mciGetDeviceIDFromElementIDA' -Namespace Win32 -PassThru
# $api::mciGetDeviceIDFromElementIDA(dwElementID, lpstrType)
#uselib "WINMM.dll"
#func global mciGetDeviceIDFromElementIDA "mciGetDeviceIDFromElementIDA" sptr, sptr
; mciGetDeviceIDFromElementIDA dwElementID, lpstrType   ; 戻り値は stat
; dwElementID : DWORD -> "sptr"
; lpstrType : LPCSTR -> "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 mciGetDeviceIDFromElementIDA "mciGetDeviceIDFromElementIDA" int, str
; res = mciGetDeviceIDFromElementIDA(dwElementID, lpstrType)
; dwElementID : DWORD -> "int"
; lpstrType : LPCSTR -> "str"
; DWORD mciGetDeviceIDFromElementIDA(DWORD dwElementID, LPCSTR lpstrType)
#uselib "WINMM.dll"
#cfunc global mciGetDeviceIDFromElementIDA "mciGetDeviceIDFromElementIDA" int, str
; res = mciGetDeviceIDFromElementIDA(dwElementID, lpstrType)
; dwElementID : DWORD -> "int"
; lpstrType : LPCSTR -> "str"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	winmm = windows.NewLazySystemDLL("WINMM.dll")
	procmciGetDeviceIDFromElementIDA = winmm.NewProc("mciGetDeviceIDFromElementIDA")
)

// dwElementID (DWORD), lpstrType (LPCSTR)
r1, _, err := procmciGetDeviceIDFromElementIDA.Call(
	uintptr(dwElementID),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(lpstrType))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD
function mciGetDeviceIDFromElementIDA(
  dwElementID: DWORD;   // DWORD
  lpstrType: PAnsiChar   // LPCSTR
): DWORD; stdcall;
  external 'WINMM.dll' name 'mciGetDeviceIDFromElementIDA';
result := DllCall("WINMM\mciGetDeviceIDFromElementIDA"
    , "UInt", dwElementID   ; DWORD
    , "AStr", lpstrType   ; LPCSTR
    , "UInt")   ; return: DWORD
●mciGetDeviceIDFromElementIDA(dwElementID, lpstrType) = DLL("WINMM.dll", "dword mciGetDeviceIDFromElementIDA(dword, char*)")
# 呼び出し: mciGetDeviceIDFromElementIDA(dwElementID, lpstrType)
# dwElementID : DWORD -> "dword"
# lpstrType : LPCSTR -> "char*"
# 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)。