ILSaveToStream

関数

PIDL(アイテムIDリスト)をストリームに保存する。

DLLSHELL32.dll呼出規約winapi対応OSWindows XP 以降

シグネチャ

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

HRESULT ILSaveToStream(
    IStream* pstm,
    ITEMIDLIST* pidl
);

パラメーター

名前	型	方向
pstm	IStream*	in
pidl	ITEMIDLIST*	in

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT ILSaveToStream(
    IStream* pstm,
    ITEMIDLIST* pidl
);

[DllImport("SHELL32.dll", ExactSpelling = true)]
static extern int ILSaveToStream(
    IntPtr pstm,   // IStream*
    IntPtr pidl   // ITEMIDLIST*
);

<DllImport("SHELL32.dll", ExactSpelling:=True)>
Public Shared Function ILSaveToStream(
    pstm As IntPtr,   ' IStream*
    pidl As IntPtr   ' ITEMIDLIST*
) As Integer
End Function

' pstm : IStream*
' pidl : ITEMIDLIST*
Declare PtrSafe Function ILSaveToStream Lib "shell32" ( _
    ByVal pstm As LongPtr, _
    ByVal pidl 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

ILSaveToStream = ctypes.windll.shell32.ILSaveToStream
ILSaveToStream.restype = ctypes.c_int
ILSaveToStream.argtypes = [
    ctypes.c_void_p,  # pstm : IStream*
    ctypes.c_void_p,  # pidl : ITEMIDLIST*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SHELL32.dll')
ILSaveToStream = Fiddle::Function.new(
  lib['ILSaveToStream'],
  [
    Fiddle::TYPE_VOIDP,  # pstm : IStream*
    Fiddle::TYPE_VOIDP,  # pidl : ITEMIDLIST*
  ],
  Fiddle::TYPE_INT)

#[link(name = "shell32")]
extern "system" {
    fn ILSaveToStream(
        pstm: *mut core::ffi::c_void,  // IStream*
        pidl: *mut ITEMIDLIST  // ITEMIDLIST*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("SHELL32.dll")]
public static extern int ILSaveToStream(IntPtr pstm, IntPtr pidl);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SHELL32_ILSaveToStream' -Namespace Win32 -PassThru
# $api::ILSaveToStream(pstm, pidl)

#uselib "SHELL32.dll"
#func global ILSaveToStream "ILSaveToStream" sptr, sptr
; ILSaveToStream pstm, varptr(pidl)   ; 戻り値は stat
; pstm : IStream* -> "sptr"
; pidl : ITEMIDLIST* -> "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 ILSaveToStream "ILSaveToStream" sptr, var
; res = ILSaveToStream(pstm, pidl)
; pstm : IStream* -> "sptr"
; pidl : ITEMIDLIST* -> "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 "SHELL32.dll"
#cfunc global ILSaveToStream "ILSaveToStream" sptr, sptr
; res = ILSaveToStream(pstm, varptr(pidl))
; pstm : IStream* -> "sptr"
; pidl : ITEMIDLIST* -> "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:

; HRESULT ILSaveToStream(IStream* pstm, ITEMIDLIST* pidl)
#uselib "SHELL32.dll"
#cfunc global ILSaveToStream "ILSaveToStream" intptr, var
; res = ILSaveToStream(pstm, pidl)
; pstm : IStream* -> "intptr"
; pidl : ITEMIDLIST* -> "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。; HRESULT ILSaveToStream(IStream* pstm, ITEMIDLIST* pidl)
#uselib "SHELL32.dll"
#cfunc global ILSaveToStream "ILSaveToStream" intptr, intptr
; res = ILSaveToStream(pstm, varptr(pidl))
; pstm : IStream* -> "intptr"
; pidl : ITEMIDLIST* -> "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 (
	shell32 = windows.NewLazySystemDLL("SHELL32.dll")
	procILSaveToStream = shell32.NewProc("ILSaveToStream")
)

// pstm (IStream*), pidl (ITEMIDLIST*)
r1, _, err := procILSaveToStream.Call(
	uintptr(pstm),
	uintptr(pidl),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function ILSaveToStream(
  pstm: Pointer;   // IStream*
  pidl: Pointer   // ITEMIDLIST*
): Integer; stdcall;
  external 'SHELL32.dll' name 'ILSaveToStream';

result := DllCall("SHELL32\ILSaveToStream"
    , "Ptr", pstm   ; IStream*
    , "Ptr", pidl   ; ITEMIDLIST*
    , "Int")   ; return: HRESULT

●ILSaveToStream(pstm, pidl) = DLL("SHELL32.dll", "int ILSaveToStream(void*, void*)")
# 呼び出し: ILSaveToStream(pstm, pidl)
# pstm : IStream* -> "void*"
# pidl : ITEMIDLIST* -> "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)。