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PropVariantToUInt16WithDefault
関数PROPVARIANTを符号なし16ビット整数へ変換し失敗時は既定値を返す。
シグネチャ
// PROPSYS.dll
#include <windows.h>
WORD PropVariantToUInt16WithDefault(
const PROPVARIANT* propvarIn,
WORD uiDefault
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| propvarIn | PROPVARIANT* | in | 評価対象のPROPVARIANTへのポインタ。16ビット符号なし整数として解釈を試みる。失敗時は既定値が返る。 |
| uiDefault | WORD | in | 変換に失敗した際に返す既定のWORD値。 |
戻り値の型: WORD
各言語での呼び出し定義
// PROPSYS.dll
#include <windows.h>
WORD PropVariantToUInt16WithDefault(
const PROPVARIANT* propvarIn,
WORD uiDefault
);[DllImport("PROPSYS.dll", ExactSpelling = true)]
static extern ushort PropVariantToUInt16WithDefault(
IntPtr propvarIn, // PROPVARIANT*
ushort uiDefault // WORD
);<DllImport("PROPSYS.dll", ExactSpelling:=True)>
Public Shared Function PropVariantToUInt16WithDefault(
propvarIn As IntPtr, ' PROPVARIANT*
uiDefault As UShort ' WORD
) As UShort
End Function' propvarIn : PROPVARIANT*
' uiDefault : WORD
Declare PtrSafe Function PropVariantToUInt16WithDefault Lib "propsys" ( _
ByVal propvarIn As LongPtr, _
ByVal uiDefault As Integer) As Integer
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。import ctypes
from ctypes import wintypes
PropVariantToUInt16WithDefault = ctypes.windll.propsys.PropVariantToUInt16WithDefault
PropVariantToUInt16WithDefault.restype = ctypes.c_ushort
PropVariantToUInt16WithDefault.argtypes = [
ctypes.c_void_p, # propvarIn : PROPVARIANT*
ctypes.c_ushort, # uiDefault : WORD
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('PROPSYS.dll')
PropVariantToUInt16WithDefault = Fiddle::Function.new(
lib['PropVariantToUInt16WithDefault'],
[
Fiddle::TYPE_VOIDP, # propvarIn : PROPVARIANT*
-Fiddle::TYPE_SHORT, # uiDefault : WORD
],
-Fiddle::TYPE_SHORT)#[link(name = "propsys")]
extern "system" {
fn PropVariantToUInt16WithDefault(
propvarIn: *const PROPVARIANT, // PROPVARIANT*
uiDefault: u16 // WORD
) -> u16;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("PROPSYS.dll")]
public static extern ushort PropVariantToUInt16WithDefault(IntPtr propvarIn, ushort uiDefault);
"@
$api = Add-Type -MemberDefinition $sig -Name 'PROPSYS_PropVariantToUInt16WithDefault' -Namespace Win32 -PassThru
# $api::PropVariantToUInt16WithDefault(propvarIn, uiDefault)#uselib "PROPSYS.dll"
#func global PropVariantToUInt16WithDefault "PropVariantToUInt16WithDefault" sptr, sptr
; PropVariantToUInt16WithDefault varptr(propvarIn), uiDefault ; 戻り値は stat
; propvarIn : PROPVARIANT* -> "sptr"
; uiDefault : WORD -> "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 "PROPSYS.dll" #cfunc global PropVariantToUInt16WithDefault "PropVariantToUInt16WithDefault" var, int ; res = PropVariantToUInt16WithDefault(propvarIn, uiDefault) ; propvarIn : PROPVARIANT* -> "var" ; uiDefault : WORD -> "int" ; ※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 "PROPSYS.dll" #cfunc global PropVariantToUInt16WithDefault "PropVariantToUInt16WithDefault" sptr, int ; res = PropVariantToUInt16WithDefault(varptr(propvarIn), uiDefault) ; propvarIn : PROPVARIANT* -> "sptr" ; uiDefault : WORD -> "int" ; ※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:
; WORD PropVariantToUInt16WithDefault(PROPVARIANT* propvarIn, WORD uiDefault) #uselib "PROPSYS.dll" #cfunc global PropVariantToUInt16WithDefault "PropVariantToUInt16WithDefault" var, int ; res = PropVariantToUInt16WithDefault(propvarIn, uiDefault) ; propvarIn : PROPVARIANT* -> "var" ; uiDefault : WORD -> "int" ; ※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。; WORD PropVariantToUInt16WithDefault(PROPVARIANT* propvarIn, WORD uiDefault) #uselib "PROPSYS.dll" #cfunc global PropVariantToUInt16WithDefault "PropVariantToUInt16WithDefault" intptr, int ; res = PropVariantToUInt16WithDefault(varptr(propvarIn), uiDefault) ; propvarIn : PROPVARIANT* -> "intptr" ; uiDefault : WORD -> "int" ; ※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 (
propsys = windows.NewLazySystemDLL("PROPSYS.dll")
procPropVariantToUInt16WithDefault = propsys.NewProc("PropVariantToUInt16WithDefault")
)
// propvarIn (PROPVARIANT*), uiDefault (WORD)
r1, _, err := procPropVariantToUInt16WithDefault.Call(
uintptr(propvarIn),
uintptr(uiDefault),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // WORDfunction PropVariantToUInt16WithDefault(
propvarIn: Pointer; // PROPVARIANT*
uiDefault: Word // WORD
): Word; stdcall;
external 'PROPSYS.dll' name 'PropVariantToUInt16WithDefault';result := DllCall("PROPSYS\PropVariantToUInt16WithDefault"
, "Ptr", propvarIn ; PROPVARIANT*
, "UShort", uiDefault ; WORD
, "UShort") ; return: WORD●PropVariantToUInt16WithDefault(propvarIn, uiDefault) = DLL("PROPSYS.dll", "int PropVariantToUInt16WithDefault(void*, int)")
# 呼び出し: PropVariantToUInt16WithDefault(propvarIn, uiDefault)
# propvarIn : PROPVARIANT* -> "void*"
# uiDefault : WORD -> "int"
# 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)。const std = @import("std");
extern "propsys" fn PropVariantToUInt16WithDefault(
propvarIn: [*c]PROPVARIANT, // PROPVARIANT*
uiDefault: u16 // WORD
) callconv(std.os.windows.WINAPI) u16;proc PropVariantToUInt16WithDefault(
propvarIn: ptr PROPVARIANT, # PROPVARIANT*
uiDefault: uint16 # WORD
): uint16 {.importc: "PropVariantToUInt16WithDefault", stdcall, dynlib: "PROPSYS.dll".}pragma(lib, "propsys");
extern(Windows)
ushort PropVariantToUInt16WithDefault(
PROPVARIANT* propvarIn, // PROPVARIANT*
ushort uiDefault // WORD
);ccall((:PropVariantToUInt16WithDefault, "PROPSYS.dll"), stdcall, UInt16,
(Ptr{PROPVARIANT}, UInt16),
propvarIn, uiDefault)
# propvarIn : PROPVARIANT* -> Ptr{PROPVARIANT}
# uiDefault : WORD -> UInt16
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
uint16_t PropVariantToUInt16WithDefault(
void* propvarIn,
uint16_t uiDefault);
]]
local propsys = ffi.load("propsys")
-- propsys.PropVariantToUInt16WithDefault(propvarIn, uiDefault)
-- propvarIn : PROPVARIANT*
-- uiDefault : WORD
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。const koffi = require('koffi');
const lib = koffi.load('PROPSYS.dll');
const PropVariantToUInt16WithDefault = lib.func('__stdcall', 'PropVariantToUInt16WithDefault', 'uint16_t', ['void *', 'uint16_t']);
// PropVariantToUInt16WithDefault(propvarIn, uiDefault)
// propvarIn : PROPVARIANT* -> 'void *'
// uiDefault : WORD -> 'uint16_t'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。const lib = Deno.dlopen("PROPSYS.dll", {
PropVariantToUInt16WithDefault: { parameters: ["pointer", "u16"], result: "u16" },
});
// lib.symbols.PropVariantToUInt16WithDefault(propvarIn, uiDefault)
// propvarIn : PROPVARIANT* -> "pointer"
// uiDefault : WORD -> "u16"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。<?php
$ffi = FFI::cdef(<<<C
uint16_t PropVariantToUInt16WithDefault(
void* propvarIn,
uint16_t uiDefault);
C, "PROPSYS.dll");
// $ffi->PropVariantToUInt16WithDefault(propvarIn, uiDefault);
// propvarIn : PROPVARIANT*
// uiDefault : WORD
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
public interface Propsys extends StdCallLibrary {
Propsys INSTANCE = Native.load("propsys", Propsys.class);
short PropVariantToUInt16WithDefault(
Pointer propvarIn, // PROPVARIANT*
short uiDefault // WORD
);
}@[Link("propsys")]
lib LibPROPSYS
fun PropVariantToUInt16WithDefault = PropVariantToUInt16WithDefault(
propvarIn : PROPVARIANT*, # PROPVARIANT*
uiDefault : UInt16 # WORD
) : UInt16
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。import 'dart:ffi';
import 'package:ffi/ffi.dart';
typedef PropVariantToUInt16WithDefaultNative = Uint16 Function(Pointer<Void>, Uint16);
typedef PropVariantToUInt16WithDefaultDart = int Function(Pointer<Void>, int);
final PropVariantToUInt16WithDefault = DynamicLibrary.open('PROPSYS.dll')
.lookupFunction<PropVariantToUInt16WithDefaultNative, PropVariantToUInt16WithDefaultDart>('PropVariantToUInt16WithDefault');
// propvarIn : PROPVARIANT* -> Pointer<Void>
// uiDefault : WORD -> Uint16
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function PropVariantToUInt16WithDefault(
propvarIn: Pointer; // PROPVARIANT*
uiDefault: Word // WORD
): Word; stdcall;
external 'PROPSYS.dll' name 'PropVariantToUInt16WithDefault';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "PropVariantToUInt16WithDefault"
c_PropVariantToUInt16WithDefault :: Ptr () -> Word16 -> IO Word16
-- propvarIn : PROPVARIANT* -> Ptr ()
-- uiDefault : WORD -> Word16
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。open Ctypes
open Foreign
let propvarianttouint16withdefault =
foreign "PropVariantToUInt16WithDefault"
((ptr void) @-> uint16_t @-> returning uint16_t)
(* propvarIn : PROPVARIANT* -> (ptr void) *)
(* uiDefault : WORD -> uint16_t *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)(cffi:define-foreign-library propsys (t "PROPSYS.dll"))
(cffi:use-foreign-library propsys)
(cffi:defcfun ("PropVariantToUInt16WithDefault" prop-variant-to-uint16-with-default :convention :stdcall) :uint16
(propvar-in :pointer) ; PROPVARIANT*
(ui-default :uint16)) ; WORD
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $PropVariantToUInt16WithDefault = Win32::API::More->new('PROPSYS',
'WORD PropVariantToUInt16WithDefault(LPVOID propvarIn, WORD uiDefault)');
# my $ret = $PropVariantToUInt16WithDefault->Call($propvarIn, $uiDefault);
# propvarIn : PROPVARIANT* -> LPVOID
# uiDefault : WORD -> WORD
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。関連項目
使用する型