ホーム › Devices.Tapi › lineGetAppPriorityA

lineGetAppPriorityA

関数

アプリのメディアモード別優先順位を取得する(ANSI版)。

DLLTAPI32.dll文字セットANSI (-A)呼出規約winapi

シグネチャ

// TAPI32.dll  (ANSI / -A)
#include <windows.h>

INT lineGetAppPriorityA(
    LPCSTR lpszAppFilename,
    DWORD dwMediaMode,
    LINEEXTENSIONID* lpExtensionID,
    DWORD dwRequestMode,
    VARSTRING* lpExtensionName,
    DWORD* lpdwPriority
);

パラメーター

名前	型	方向
lpszAppFilename	LPCSTR	in
dwMediaMode	DWORD	in
lpExtensionID	LINEEXTENSIONID*	inout
dwRequestMode	DWORD	in
lpExtensionName	VARSTRING*	inout
lpdwPriority	DWORD*	inout

戻り値の型: INT

各言語での呼び出し定義

// TAPI32.dll  (ANSI / -A)
#include <windows.h>

INT lineGetAppPriorityA(
    LPCSTR lpszAppFilename,
    DWORD dwMediaMode,
    LINEEXTENSIONID* lpExtensionID,
    DWORD dwRequestMode,
    VARSTRING* lpExtensionName,
    DWORD* lpdwPriority
);

[DllImport("TAPI32.dll", CharSet = CharSet.Ansi, ExactSpelling = true)]
static extern int lineGetAppPriorityA(
    [MarshalAs(UnmanagedType.LPStr)] string lpszAppFilename,   // LPCSTR
    uint dwMediaMode,   // DWORD
    IntPtr lpExtensionID,   // LINEEXTENSIONID* in/out
    uint dwRequestMode,   // DWORD
    IntPtr lpExtensionName,   // VARSTRING* in/out
    ref uint lpdwPriority   // DWORD* in/out
);

<DllImport("TAPI32.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function lineGetAppPriorityA(
    <MarshalAs(UnmanagedType.LPStr)> lpszAppFilename As String,   ' LPCSTR
    dwMediaMode As UInteger,   ' DWORD
    lpExtensionID As IntPtr,   ' LINEEXTENSIONID* in/out
    dwRequestMode As UInteger,   ' DWORD
    lpExtensionName As IntPtr,   ' VARSTRING* in/out
    ByRef lpdwPriority As UInteger   ' DWORD* in/out
) As Integer
End Function

' lpszAppFilename : LPCSTR
' dwMediaMode : DWORD
' lpExtensionID : LINEEXTENSIONID* in/out
' dwRequestMode : DWORD
' lpExtensionName : VARSTRING* in/out
' lpdwPriority : DWORD* in/out
Declare PtrSafe Function lineGetAppPriorityA Lib "tapi32" ( _
    ByVal lpszAppFilename As String, _
    ByVal dwMediaMode As Long, _
    ByVal lpExtensionID As LongPtr, _
    ByVal dwRequestMode As Long, _
    ByVal lpExtensionName As LongPtr, _
    ByRef lpdwPriority 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

lineGetAppPriorityA = ctypes.windll.tapi32.lineGetAppPriorityA
lineGetAppPriorityA.restype = ctypes.c_int
lineGetAppPriorityA.argtypes = [
    wintypes.LPCSTR,  # lpszAppFilename : LPCSTR
    wintypes.DWORD,  # dwMediaMode : DWORD
    ctypes.c_void_p,  # lpExtensionID : LINEEXTENSIONID* in/out
    wintypes.DWORD,  # dwRequestMode : DWORD
    ctypes.c_void_p,  # lpExtensionName : VARSTRING* in/out
    ctypes.POINTER(wintypes.DWORD),  # lpdwPriority : DWORD* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('TAPI32.dll')
lineGetAppPriorityA = Fiddle::Function.new(
  lib['lineGetAppPriorityA'],
  [
    Fiddle::TYPE_VOIDP,  # lpszAppFilename : LPCSTR
    -Fiddle::TYPE_INT,  # dwMediaMode : DWORD
    Fiddle::TYPE_VOIDP,  # lpExtensionID : LINEEXTENSIONID* in/out
    -Fiddle::TYPE_INT,  # dwRequestMode : DWORD
    Fiddle::TYPE_VOIDP,  # lpExtensionName : VARSTRING* in/out
    Fiddle::TYPE_VOIDP,  # lpdwPriority : DWORD* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "tapi32")]
extern "system" {
    fn lineGetAppPriorityA(
        lpszAppFilename: *const u8,  // LPCSTR
        dwMediaMode: u32,  // DWORD
        lpExtensionID: *mut LINEEXTENSIONID,  // LINEEXTENSIONID* in/out
        dwRequestMode: u32,  // DWORD
        lpExtensionName: *mut VARSTRING,  // VARSTRING* in/out
        lpdwPriority: *mut u32  // DWORD* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("TAPI32.dll", CharSet = CharSet.Ansi)]
public static extern int lineGetAppPriorityA([MarshalAs(UnmanagedType.LPStr)] string lpszAppFilename, uint dwMediaMode, IntPtr lpExtensionID, uint dwRequestMode, IntPtr lpExtensionName, ref uint lpdwPriority);
"@
$api = Add-Type -MemberDefinition $sig -Name 'TAPI32_lineGetAppPriorityA' -Namespace Win32 -PassThru
# $api::lineGetAppPriorityA(lpszAppFilename, dwMediaMode, lpExtensionID, dwRequestMode, lpExtensionName, lpdwPriority)

#uselib "TAPI32.dll"
#func global lineGetAppPriorityA "lineGetAppPriorityA" sptr, sptr, sptr, sptr, sptr, sptr
; lineGetAppPriorityA lpszAppFilename, dwMediaMode, varptr(lpExtensionID), dwRequestMode, varptr(lpExtensionName), varptr(lpdwPriority)   ; 戻り値は stat
; lpszAppFilename : LPCSTR -> "sptr"
; dwMediaMode : DWORD -> "sptr"
; lpExtensionID : LINEEXTENSIONID* in/out -> "sptr"
; dwRequestMode : DWORD -> "sptr"
; lpExtensionName : VARSTRING* in/out -> "sptr"
; lpdwPriority : DWORD* in/out -> "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 "TAPI32.dll"
#cfunc global lineGetAppPriorityA "lineGetAppPriorityA" str, int, var, int, var, var
; res = lineGetAppPriorityA(lpszAppFilename, dwMediaMode, lpExtensionID, dwRequestMode, lpExtensionName, lpdwPriority)
; lpszAppFilename : LPCSTR -> "str"
; dwMediaMode : DWORD -> "int"
; lpExtensionID : LINEEXTENSIONID* in/out -> "var"
; dwRequestMode : DWORD -> "int"
; lpExtensionName : VARSTRING* in/out -> "var"
; lpdwPriority : DWORD* in/out -> "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 "TAPI32.dll"
#cfunc global lineGetAppPriorityA "lineGetAppPriorityA" str, int, sptr, int, sptr, sptr
; res = lineGetAppPriorityA(lpszAppFilename, dwMediaMode, varptr(lpExtensionID), dwRequestMode, varptr(lpExtensionName), varptr(lpdwPriority))
; lpszAppFilename : LPCSTR -> "str"
; dwMediaMode : DWORD -> "int"
; lpExtensionID : LINEEXTENSIONID* in/out -> "sptr"
; dwRequestMode : DWORD -> "int"
; lpExtensionName : VARSTRING* in/out -> "sptr"
; lpdwPriority : DWORD* in/out -> "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:

; INT lineGetAppPriorityA(LPCSTR lpszAppFilename, DWORD dwMediaMode, LINEEXTENSIONID* lpExtensionID, DWORD dwRequestMode, VARSTRING* lpExtensionName, DWORD* lpdwPriority)
#uselib "TAPI32.dll"
#cfunc global lineGetAppPriorityA "lineGetAppPriorityA" str, int, var, int, var, var
; res = lineGetAppPriorityA(lpszAppFilename, dwMediaMode, lpExtensionID, dwRequestMode, lpExtensionName, lpdwPriority)
; lpszAppFilename : LPCSTR -> "str"
; dwMediaMode : DWORD -> "int"
; lpExtensionID : LINEEXTENSIONID* in/out -> "var"
; dwRequestMode : DWORD -> "int"
; lpExtensionName : VARSTRING* in/out -> "var"
; lpdwPriority : DWORD* in/out -> "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。; INT lineGetAppPriorityA(LPCSTR lpszAppFilename, DWORD dwMediaMode, LINEEXTENSIONID* lpExtensionID, DWORD dwRequestMode, VARSTRING* lpExtensionName, DWORD* lpdwPriority)
#uselib "TAPI32.dll"
#cfunc global lineGetAppPriorityA "lineGetAppPriorityA" str, int, intptr, int, intptr, intptr
; res = lineGetAppPriorityA(lpszAppFilename, dwMediaMode, varptr(lpExtensionID), dwRequestMode, varptr(lpExtensionName), varptr(lpdwPriority))
; lpszAppFilename : LPCSTR -> "str"
; dwMediaMode : DWORD -> "int"
; lpExtensionID : LINEEXTENSIONID* in/out -> "intptr"
; dwRequestMode : DWORD -> "int"
; lpExtensionName : VARSTRING* in/out -> "intptr"
; lpdwPriority : DWORD* in/out -> "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 (
	tapi32 = windows.NewLazySystemDLL("TAPI32.dll")
	proclineGetAppPriorityA = tapi32.NewProc("lineGetAppPriorityA")
)

// lpszAppFilename (LPCSTR), dwMediaMode (DWORD), lpExtensionID (LINEEXTENSIONID* in/out), dwRequestMode (DWORD), lpExtensionName (VARSTRING* in/out), lpdwPriority (DWORD* in/out)
r1, _, err := proclineGetAppPriorityA.Call(
	uintptr(unsafe.Pointer(windows.BytePtrFromString(lpszAppFilename))),
	uintptr(dwMediaMode),
	uintptr(lpExtensionID),
	uintptr(dwRequestMode),
	uintptr(lpExtensionName),
	uintptr(lpdwPriority),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function lineGetAppPriorityA(
  lpszAppFilename: PAnsiChar;   // LPCSTR
  dwMediaMode: DWORD;   // DWORD
  lpExtensionID: Pointer;   // LINEEXTENSIONID* in/out
  dwRequestMode: DWORD;   // DWORD
  lpExtensionName: Pointer;   // VARSTRING* in/out
  lpdwPriority: Pointer   // DWORD* in/out
): Integer; stdcall;
  external 'TAPI32.dll' name 'lineGetAppPriorityA';

result := DllCall("TAPI32\lineGetAppPriorityA"
    , "AStr", lpszAppFilename   ; LPCSTR
    , "UInt", dwMediaMode   ; DWORD
    , "Ptr", lpExtensionID   ; LINEEXTENSIONID* in/out
    , "UInt", dwRequestMode   ; DWORD
    , "Ptr", lpExtensionName   ; VARSTRING* in/out
    , "Ptr", lpdwPriority   ; DWORD* in/out
    , "Int")   ; return: INT

●lineGetAppPriorityA(lpszAppFilename, dwMediaMode, lpExtensionID, dwRequestMode, lpExtensionName, lpdwPriority) = DLL("TAPI32.dll", "int lineGetAppPriorityA(char*, dword, void*, dword, void*, void*)")
# 呼び出し: lineGetAppPriorityA(lpszAppFilename, dwMediaMode, lpExtensionID, dwRequestMode, lpExtensionName, lpdwPriority)
# lpszAppFilename : LPCSTR -> "char*"
# dwMediaMode : DWORD -> "dword"
# lpExtensionID : LINEEXTENSIONID* in/out -> "void*"
# dwRequestMode : DWORD -> "dword"
# lpExtensionName : VARSTRING* in/out -> "void*"
# lpdwPriority : DWORD* in/out -> "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)。