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GetFileNameFromBrowse

関数

参照ダイアログでファイル名をユーザーに選択させる。

DLLSHELL32.dll呼出規約winapi対応OSWindows 2000 以降

シグネチャ

// SHELL32.dll
#include <windows.h>

BOOL GetFileNameFromBrowse(
    HWND hwnd,   // optional
    LPWSTR pszFilePath,
    DWORD cchFilePath,
    LPCWSTR pszWorkingDir,   // optional
    LPCWSTR pszDefExt,
    LPCWSTR pszFilters,   // optional
    LPCWSTR pszTitle   // optional
);

パラメーター

名前	型	方向
hwnd	HWND	inoptional
pszFilePath	LPWSTR	inout
cchFilePath	DWORD	in
pszWorkingDir	LPCWSTR	inoptional
pszDefExt	LPCWSTR	in
pszFilters	LPCWSTR	inoptional
pszTitle	LPCWSTR	inoptional

戻り値の型: BOOL

各言語での呼び出し定義

// SHELL32.dll
#include <windows.h>

BOOL GetFileNameFromBrowse(
    HWND hwnd,   // optional
    LPWSTR pszFilePath,
    DWORD cchFilePath,
    LPCWSTR pszWorkingDir,   // optional
    LPCWSTR pszDefExt,
    LPCWSTR pszFilters,   // optional
    LPCWSTR pszTitle   // optional
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("SHELL32.dll", ExactSpelling = true)]
static extern bool GetFileNameFromBrowse(
    IntPtr hwnd,   // HWND optional
    [MarshalAs(UnmanagedType.LPWStr)] System.Text.StringBuilder pszFilePath,   // LPWSTR in/out
    uint cchFilePath,   // DWORD
    [MarshalAs(UnmanagedType.LPWStr)] string pszWorkingDir,   // LPCWSTR optional
    [MarshalAs(UnmanagedType.LPWStr)] string pszDefExt,   // LPCWSTR
    [MarshalAs(UnmanagedType.LPWStr)] string pszFilters,   // LPCWSTR optional
    [MarshalAs(UnmanagedType.LPWStr)] string pszTitle   // LPCWSTR optional
);

<DllImport("SHELL32.dll", ExactSpelling:=True)>
Public Shared Function GetFileNameFromBrowse(
    hwnd As IntPtr,   ' HWND optional
    <MarshalAs(UnmanagedType.LPWStr)> pszFilePath As System.Text.StringBuilder,   ' LPWSTR in/out
    cchFilePath As UInteger,   ' DWORD
    <MarshalAs(UnmanagedType.LPWStr)> pszWorkingDir As String,   ' LPCWSTR optional
    <MarshalAs(UnmanagedType.LPWStr)> pszDefExt As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> pszFilters As String,   ' LPCWSTR optional
    <MarshalAs(UnmanagedType.LPWStr)> pszTitle As String   ' LPCWSTR optional
) As Boolean
End Function

' hwnd : HWND optional
' pszFilePath : LPWSTR in/out
' cchFilePath : DWORD
' pszWorkingDir : LPCWSTR optional
' pszDefExt : LPCWSTR
' pszFilters : LPCWSTR optional
' pszTitle : LPCWSTR optional
Declare PtrSafe Function GetFileNameFromBrowse Lib "shell32" ( _
    ByVal hwnd As LongPtr, _
    ByVal pszFilePath As LongPtr, _
    ByVal cchFilePath As Long, _
    ByVal pszWorkingDir As LongPtr, _
    ByVal pszDefExt As LongPtr, _
    ByVal pszFilters As LongPtr, _
    ByVal pszTitle As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GetFileNameFromBrowse = ctypes.windll.shell32.GetFileNameFromBrowse
GetFileNameFromBrowse.restype = wintypes.BOOL
GetFileNameFromBrowse.argtypes = [
    wintypes.HANDLE,  # hwnd : HWND optional
    wintypes.LPWSTR,  # pszFilePath : LPWSTR in/out
    wintypes.DWORD,  # cchFilePath : DWORD
    wintypes.LPCWSTR,  # pszWorkingDir : LPCWSTR optional
    wintypes.LPCWSTR,  # pszDefExt : LPCWSTR
    wintypes.LPCWSTR,  # pszFilters : LPCWSTR optional
    wintypes.LPCWSTR,  # pszTitle : LPCWSTR optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SHELL32.dll')
GetFileNameFromBrowse = Fiddle::Function.new(
  lib['GetFileNameFromBrowse'],
  [
    Fiddle::TYPE_VOIDP,  # hwnd : HWND optional
    Fiddle::TYPE_VOIDP,  # pszFilePath : LPWSTR in/out
    -Fiddle::TYPE_INT,  # cchFilePath : DWORD
    Fiddle::TYPE_VOIDP,  # pszWorkingDir : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # pszDefExt : LPCWSTR
    Fiddle::TYPE_VOIDP,  # pszFilters : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # pszTitle : LPCWSTR optional
  ],
  Fiddle::TYPE_INT)

#[link(name = "shell32")]
extern "system" {
    fn GetFileNameFromBrowse(
        hwnd: *mut core::ffi::c_void,  // HWND optional
        pszFilePath: *mut u16,  // LPWSTR in/out
        cchFilePath: u32,  // DWORD
        pszWorkingDir: *const u16,  // LPCWSTR optional
        pszDefExt: *const u16,  // LPCWSTR
        pszFilters: *const u16,  // LPCWSTR optional
        pszTitle: *const u16  // LPCWSTR optional
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("SHELL32.dll")]
public static extern bool GetFileNameFromBrowse(IntPtr hwnd, [MarshalAs(UnmanagedType.LPWStr)] System.Text.StringBuilder pszFilePath, uint cchFilePath, [MarshalAs(UnmanagedType.LPWStr)] string pszWorkingDir, [MarshalAs(UnmanagedType.LPWStr)] string pszDefExt, [MarshalAs(UnmanagedType.LPWStr)] string pszFilters, [MarshalAs(UnmanagedType.LPWStr)] string pszTitle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SHELL32_GetFileNameFromBrowse' -Namespace Win32 -PassThru
# $api::GetFileNameFromBrowse(hwnd, pszFilePath, cchFilePath, pszWorkingDir, pszDefExt, pszFilters, pszTitle)

#uselib "SHELL32.dll"
#func global GetFileNameFromBrowse "GetFileNameFromBrowse" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; GetFileNameFromBrowse hwnd, varptr(pszFilePath), cchFilePath, pszWorkingDir, pszDefExt, pszFilters, pszTitle   ; 戻り値は stat
; hwnd : HWND optional -> "sptr"
; pszFilePath : LPWSTR in/out -> "sptr"
; cchFilePath : DWORD -> "sptr"
; pszWorkingDir : LPCWSTR optional -> "sptr"
; pszDefExt : LPCWSTR -> "sptr"
; pszFilters : LPCWSTR optional -> "sptr"
; pszTitle : LPCWSTR optional -> "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 "SHELL32.dll"
#cfunc global GetFileNameFromBrowse "GetFileNameFromBrowse" sptr, var, int, wstr, wstr, wstr, wstr
; res = GetFileNameFromBrowse(hwnd, pszFilePath, cchFilePath, pszWorkingDir, pszDefExt, pszFilters, pszTitle)
; hwnd : HWND optional -> "sptr"
; pszFilePath : LPWSTR in/out -> "var"
; cchFilePath : DWORD -> "int"
; pszWorkingDir : LPCWSTR optional -> "wstr"
; pszDefExt : LPCWSTR -> "wstr"
; pszFilters : LPCWSTR optional -> "wstr"
; pszTitle : LPCWSTR optional -> "wstr"
; ※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 "SHELL32.dll"
#cfunc global GetFileNameFromBrowse "GetFileNameFromBrowse" sptr, sptr, int, wstr, wstr, wstr, wstr
; res = GetFileNameFromBrowse(hwnd, varptr(pszFilePath), cchFilePath, pszWorkingDir, pszDefExt, pszFilters, pszTitle)
; hwnd : HWND optional -> "sptr"
; pszFilePath : LPWSTR in/out -> "sptr"
; cchFilePath : DWORD -> "int"
; pszWorkingDir : LPCWSTR optional -> "wstr"
; pszDefExt : LPCWSTR -> "wstr"
; pszFilters : LPCWSTR optional -> "wstr"
; pszTitle : LPCWSTR optional -> "wstr"
; ※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 GetFileNameFromBrowse(HWND hwnd, LPWSTR pszFilePath, DWORD cchFilePath, LPCWSTR pszWorkingDir, LPCWSTR pszDefExt, LPCWSTR pszFilters, LPCWSTR pszTitle)
#uselib "SHELL32.dll"
#cfunc global GetFileNameFromBrowse "GetFileNameFromBrowse" intptr, var, int, wstr, wstr, wstr, wstr
; res = GetFileNameFromBrowse(hwnd, pszFilePath, cchFilePath, pszWorkingDir, pszDefExt, pszFilters, pszTitle)
; hwnd : HWND optional -> "intptr"
; pszFilePath : LPWSTR in/out -> "var"
; cchFilePath : DWORD -> "int"
; pszWorkingDir : LPCWSTR optional -> "wstr"
; pszDefExt : LPCWSTR -> "wstr"
; pszFilters : LPCWSTR optional -> "wstr"
; pszTitle : LPCWSTR optional -> "wstr"
; ※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 GetFileNameFromBrowse(HWND hwnd, LPWSTR pszFilePath, DWORD cchFilePath, LPCWSTR pszWorkingDir, LPCWSTR pszDefExt, LPCWSTR pszFilters, LPCWSTR pszTitle)
#uselib "SHELL32.dll"
#cfunc global GetFileNameFromBrowse "GetFileNameFromBrowse" intptr, intptr, int, wstr, wstr, wstr, wstr
; res = GetFileNameFromBrowse(hwnd, varptr(pszFilePath), cchFilePath, pszWorkingDir, pszDefExt, pszFilters, pszTitle)
; hwnd : HWND optional -> "intptr"
; pszFilePath : LPWSTR in/out -> "intptr"
; cchFilePath : DWORD -> "int"
; pszWorkingDir : LPCWSTR optional -> "wstr"
; pszDefExt : LPCWSTR -> "wstr"
; pszFilters : LPCWSTR optional -> "wstr"
; pszTitle : LPCWSTR optional -> "wstr"
; ※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 (
	shell32 = windows.NewLazySystemDLL("SHELL32.dll")
	procGetFileNameFromBrowse = shell32.NewProc("GetFileNameFromBrowse")
)

// hwnd (HWND optional), pszFilePath (LPWSTR in/out), cchFilePath (DWORD), pszWorkingDir (LPCWSTR optional), pszDefExt (LPCWSTR), pszFilters (LPCWSTR optional), pszTitle (LPCWSTR optional)
r1, _, err := procGetFileNameFromBrowse.Call(
	uintptr(hwnd),
	uintptr(pszFilePath),
	uintptr(cchFilePath),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszWorkingDir))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszDefExt))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszFilters))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszTitle))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function GetFileNameFromBrowse(
  hwnd: THandle;   // HWND optional
  pszFilePath: PWideChar;   // LPWSTR in/out
  cchFilePath: DWORD;   // DWORD
  pszWorkingDir: PWideChar;   // LPCWSTR optional
  pszDefExt: PWideChar;   // LPCWSTR
  pszFilters: PWideChar;   // LPCWSTR optional
  pszTitle: PWideChar   // LPCWSTR optional
): BOOL; stdcall;
  external 'SHELL32.dll' name 'GetFileNameFromBrowse';

result := DllCall("SHELL32\GetFileNameFromBrowse"
    , "Ptr", hwnd   ; HWND optional
    , "Ptr", pszFilePath   ; LPWSTR in/out
    , "UInt", cchFilePath   ; DWORD
    , "WStr", pszWorkingDir   ; LPCWSTR optional
    , "WStr", pszDefExt   ; LPCWSTR
    , "WStr", pszFilters   ; LPCWSTR optional
    , "WStr", pszTitle   ; LPCWSTR optional
    , "Int")   ; return: BOOL

●GetFileNameFromBrowse(hwnd, pszFilePath, cchFilePath, pszWorkingDir, pszDefExt, pszFilters, pszTitle) = DLL("SHELL32.dll", "bool GetFileNameFromBrowse(void*, char*, dword, char*, char*, char*, char*)")
# 呼び出し: GetFileNameFromBrowse(hwnd, pszFilePath, cchFilePath, pszWorkingDir, pszDefExt, pszFilters, pszTitle)
# hwnd : HWND optional -> "void*"
# pszFilePath : LPWSTR in/out -> "char*"
# cchFilePath : DWORD -> "dword"
# pszWorkingDir : LPCWSTR optional -> "char*"
# pszDefExt : LPCWSTR -> "char*"
# pszFilters : LPCWSTR optional -> "char*"
# pszTitle : LPCWSTR optional -> "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)。