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GetOpenFileNamePreviewW

関数

プレビュー付きのファイルを開くダイアログを表示する(Unicode版)。

DLLMSVFW32.dll文字セットUnicode (-W)呼出規約winapi対応OSWindows 2000 以降

シグネチャ

// MSVFW32.dll  (Unicode / -W)
#include <windows.h>

BOOL GetOpenFileNamePreviewW(
    OPENFILENAMEW* lpofn
);

パラメーター

名前	型	方向
lpofn	OPENFILENAMEW*	inout

戻り値の型: BOOL

各言語での呼び出し定義

// MSVFW32.dll  (Unicode / -W)
#include <windows.h>

BOOL GetOpenFileNamePreviewW(
    OPENFILENAMEW* lpofn
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("MSVFW32.dll", CharSet = CharSet.Unicode, ExactSpelling = true)]
static extern bool GetOpenFileNamePreviewW(
    IntPtr lpofn   // OPENFILENAMEW* in/out
);

<DllImport("MSVFW32.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function GetOpenFileNamePreviewW(
    lpofn As IntPtr   ' OPENFILENAMEW* in/out
) As Boolean
End Function

' lpofn : OPENFILENAMEW* in/out
Declare PtrSafe Function GetOpenFileNamePreviewW Lib "msvfw32" ( _
    ByVal lpofn As LongPtr) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GetOpenFileNamePreviewW = ctypes.windll.msvfw32.GetOpenFileNamePreviewW
GetOpenFileNamePreviewW.restype = wintypes.BOOL
GetOpenFileNamePreviewW.argtypes = [
    ctypes.c_void_p,  # lpofn : OPENFILENAMEW* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MSVFW32.dll')
GetOpenFileNamePreviewW = Fiddle::Function.new(
  lib['GetOpenFileNamePreviewW'],
  [
    Fiddle::TYPE_VOIDP,  # lpofn : OPENFILENAMEW* in/out
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "msvfw32")]
extern "system" {
    fn GetOpenFileNamePreviewW(
        lpofn: *mut OPENFILENAMEW  // OPENFILENAMEW* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("MSVFW32.dll", CharSet = CharSet.Unicode)]
public static extern bool GetOpenFileNamePreviewW(IntPtr lpofn);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MSVFW32_GetOpenFileNamePreviewW' -Namespace Win32 -PassThru
# $api::GetOpenFileNamePreviewW(lpofn)

#uselib "MSVFW32.dll"
#func global GetOpenFileNamePreviewW "GetOpenFileNamePreviewW" wptr
; GetOpenFileNamePreviewW varptr(lpofn)   ; 戻り値は stat
; lpofn : OPENFILENAMEW* in/out -> "wptr"
; ※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 "MSVFW32.dll"
#cfunc global GetOpenFileNamePreviewW "GetOpenFileNamePreviewW" var
; res = GetOpenFileNamePreviewW(lpofn)
; lpofn : OPENFILENAMEW* 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 "MSVFW32.dll"
#cfunc global GetOpenFileNamePreviewW "GetOpenFileNamePreviewW" sptr
; res = GetOpenFileNamePreviewW(varptr(lpofn))
; lpofn : OPENFILENAMEW* 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:

; BOOL GetOpenFileNamePreviewW(OPENFILENAMEW* lpofn)
#uselib "MSVFW32.dll"
#cfunc global GetOpenFileNamePreviewW "GetOpenFileNamePreviewW" var
; res = GetOpenFileNamePreviewW(lpofn)
; lpofn : OPENFILENAMEW* 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。; BOOL GetOpenFileNamePreviewW(OPENFILENAMEW* lpofn)
#uselib "MSVFW32.dll"
#cfunc global GetOpenFileNamePreviewW "GetOpenFileNamePreviewW" intptr
; res = GetOpenFileNamePreviewW(varptr(lpofn))
; lpofn : OPENFILENAMEW* 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 (
	msvfw32 = windows.NewLazySystemDLL("MSVFW32.dll")
	procGetOpenFileNamePreviewW = msvfw32.NewProc("GetOpenFileNamePreviewW")
)

// lpofn (OPENFILENAMEW* in/out)
r1, _, err := procGetOpenFileNamePreviewW.Call(
	uintptr(lpofn),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function GetOpenFileNamePreviewW(
  lpofn: Pointer   // OPENFILENAMEW* in/out
): BOOL; stdcall;
  external 'MSVFW32.dll' name 'GetOpenFileNamePreviewW';

result := DllCall("MSVFW32\GetOpenFileNamePreviewW"
    , "Ptr", lpofn   ; OPENFILENAMEW* in/out
    , "Int")   ; return: BOOL

●GetOpenFileNamePreviewW(lpofn) = DLL("MSVFW32.dll", "bool GetOpenFileNamePreviewW(void*)")
# 呼び出し: GetOpenFileNamePreviewW(lpofn)
# lpofn : OPENFILENAMEW* 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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。