ホーム › UI.Shell › InitPropVariantFromStrRet

InitPropVariantFromStrRet

関数

STRRET構造体からPROPVARIANTを初期化する。

DLLPROPSYS.dll呼出規約winapi対応OSWindows XP 以降

シグネチャ

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

HRESULT InitPropVariantFromStrRet(
    STRRET* pstrret,
    ITEMIDLIST* pidl,   // optional
    PROPVARIANT* ppropvar
);

パラメーター

名前	型	方向
pstrret	STRRET*	inout
pidl	ITEMIDLIST*	inoptional
ppropvar	PROPVARIANT*	out

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT InitPropVariantFromStrRet(
    STRRET* pstrret,
    ITEMIDLIST* pidl,   // optional
    PROPVARIANT* ppropvar
);

[DllImport("PROPSYS.dll", ExactSpelling = true)]
static extern int InitPropVariantFromStrRet(
    IntPtr pstrret,   // STRRET* in/out
    IntPtr pidl,   // ITEMIDLIST* optional
    IntPtr ppropvar   // PROPVARIANT* out
);

<DllImport("PROPSYS.dll", ExactSpelling:=True)>
Public Shared Function InitPropVariantFromStrRet(
    pstrret As IntPtr,   ' STRRET* in/out
    pidl As IntPtr,   ' ITEMIDLIST* optional
    ppropvar As IntPtr   ' PROPVARIANT* out
) As Integer
End Function

' pstrret : STRRET* in/out
' pidl : ITEMIDLIST* optional
' ppropvar : PROPVARIANT* out
Declare PtrSafe Function InitPropVariantFromStrRet Lib "propsys" ( _
    ByVal pstrret As LongPtr, _
    ByVal pidl As LongPtr, _
    ByVal ppropvar 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

InitPropVariantFromStrRet = ctypes.windll.propsys.InitPropVariantFromStrRet
InitPropVariantFromStrRet.restype = ctypes.c_int
InitPropVariantFromStrRet.argtypes = [
    ctypes.c_void_p,  # pstrret : STRRET* in/out
    ctypes.c_void_p,  # pidl : ITEMIDLIST* optional
    ctypes.c_void_p,  # ppropvar : PROPVARIANT* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('PROPSYS.dll')
InitPropVariantFromStrRet = Fiddle::Function.new(
  lib['InitPropVariantFromStrRet'],
  [
    Fiddle::TYPE_VOIDP,  # pstrret : STRRET* in/out
    Fiddle::TYPE_VOIDP,  # pidl : ITEMIDLIST* optional
    Fiddle::TYPE_VOIDP,  # ppropvar : PROPVARIANT* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "propsys")]
extern "system" {
    fn InitPropVariantFromStrRet(
        pstrret: *mut STRRET,  // STRRET* in/out
        pidl: *mut ITEMIDLIST,  // ITEMIDLIST* optional
        ppropvar: *mut PROPVARIANT  // PROPVARIANT* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("PROPSYS.dll")]
public static extern int InitPropVariantFromStrRet(IntPtr pstrret, IntPtr pidl, IntPtr ppropvar);
"@
$api = Add-Type -MemberDefinition $sig -Name 'PROPSYS_InitPropVariantFromStrRet' -Namespace Win32 -PassThru
# $api::InitPropVariantFromStrRet(pstrret, pidl, ppropvar)

#uselib "PROPSYS.dll"
#func global InitPropVariantFromStrRet "InitPropVariantFromStrRet" sptr, sptr, sptr
; InitPropVariantFromStrRet varptr(pstrret), varptr(pidl), varptr(ppropvar)   ; 戻り値は stat
; pstrret : STRRET* in/out -> "sptr"
; pidl : ITEMIDLIST* optional -> "sptr"
; ppropvar : PROPVARIANT* 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 "PROPSYS.dll"
#cfunc global InitPropVariantFromStrRet "InitPropVariantFromStrRet" var, var, var
; res = InitPropVariantFromStrRet(pstrret, pidl, ppropvar)
; pstrret : STRRET* in/out -> "var"
; pidl : ITEMIDLIST* optional -> "var"
; ppropvar : PROPVARIANT* 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 "PROPSYS.dll"
#cfunc global InitPropVariantFromStrRet "InitPropVariantFromStrRet" sptr, sptr, sptr
; res = InitPropVariantFromStrRet(varptr(pstrret), varptr(pidl), varptr(ppropvar))
; pstrret : STRRET* in/out -> "sptr"
; pidl : ITEMIDLIST* optional -> "sptr"
; ppropvar : PROPVARIANT* 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:

; HRESULT InitPropVariantFromStrRet(STRRET* pstrret, ITEMIDLIST* pidl, PROPVARIANT* ppropvar)
#uselib "PROPSYS.dll"
#cfunc global InitPropVariantFromStrRet "InitPropVariantFromStrRet" var, var, var
; res = InitPropVariantFromStrRet(pstrret, pidl, ppropvar)
; pstrret : STRRET* in/out -> "var"
; pidl : ITEMIDLIST* optional -> "var"
; ppropvar : PROPVARIANT* 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。; HRESULT InitPropVariantFromStrRet(STRRET* pstrret, ITEMIDLIST* pidl, PROPVARIANT* ppropvar)
#uselib "PROPSYS.dll"
#cfunc global InitPropVariantFromStrRet "InitPropVariantFromStrRet" intptr, intptr, intptr
; res = InitPropVariantFromStrRet(varptr(pstrret), varptr(pidl), varptr(ppropvar))
; pstrret : STRRET* in/out -> "intptr"
; pidl : ITEMIDLIST* optional -> "intptr"
; ppropvar : PROPVARIANT* 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 (
	propsys = windows.NewLazySystemDLL("PROPSYS.dll")
	procInitPropVariantFromStrRet = propsys.NewProc("InitPropVariantFromStrRet")
)

// pstrret (STRRET* in/out), pidl (ITEMIDLIST* optional), ppropvar (PROPVARIANT* out)
r1, _, err := procInitPropVariantFromStrRet.Call(
	uintptr(pstrret),
	uintptr(pidl),
	uintptr(ppropvar),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function InitPropVariantFromStrRet(
  pstrret: Pointer;   // STRRET* in/out
  pidl: Pointer;   // ITEMIDLIST* optional
  ppropvar: Pointer   // PROPVARIANT* out
): Integer; stdcall;
  external 'PROPSYS.dll' name 'InitPropVariantFromStrRet';

result := DllCall("PROPSYS\InitPropVariantFromStrRet"
    , "Ptr", pstrret   ; STRRET* in/out
    , "Ptr", pidl   ; ITEMIDLIST* optional
    , "Ptr", ppropvar   ; PROPVARIANT* out
    , "Int")   ; return: HRESULT

●InitPropVariantFromStrRet(pstrret, pidl, ppropvar) = DLL("PROPSYS.dll", "int InitPropVariantFromStrRet(void*, void*, void*)")
# 呼び出し: InitPropVariantFromStrRet(pstrret, pidl, ppropvar)
# pstrret : STRRET* in/out -> "void*"
# pidl : ITEMIDLIST* optional -> "void*"
# ppropvar : PROPVARIANT* 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)。