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SHGetTemporaryPropertyForItem

関数

シェルアイテムの一時プロパティ値を取得する。

DLLSHELL32.dll呼出規約winapi対応OSWindows Vista 以降

シグネチャ

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

HRESULT SHGetTemporaryPropertyForItem(
    IShellItem* psi,
    const PROPERTYKEY* propkey,
    PROPVARIANT* ppropvar
);

パラメーター

名前	型	方向	説明
psi	IShellItem*	in	一時プロパティを取得する対象のIShellItem。
propkey	PROPERTYKEY*	in	取得するプロパティを示すPROPERTYKEYへのポインタ。
ppropvar	PROPVARIANT*	out	取得したプロパティ値を受け取るPROPVARIANT出力ポインタ。

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT SHGetTemporaryPropertyForItem(
    IShellItem* psi,
    const PROPERTYKEY* propkey,
    PROPVARIANT* ppropvar
);

[DllImport("SHELL32.dll", ExactSpelling = true)]
static extern int SHGetTemporaryPropertyForItem(
    IntPtr psi,   // IShellItem*
    IntPtr propkey,   // PROPERTYKEY*
    IntPtr ppropvar   // PROPVARIANT* out
);

<DllImport("SHELL32.dll", ExactSpelling:=True)>
Public Shared Function SHGetTemporaryPropertyForItem(
    psi As IntPtr,   ' IShellItem*
    propkey As IntPtr,   ' PROPERTYKEY*
    ppropvar As IntPtr   ' PROPVARIANT* out
) As Integer
End Function

' psi : IShellItem*
' propkey : PROPERTYKEY*
' ppropvar : PROPVARIANT* out
Declare PtrSafe Function SHGetTemporaryPropertyForItem Lib "shell32" ( _
    ByVal psi As LongPtr, _
    ByVal propkey 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

SHGetTemporaryPropertyForItem = ctypes.windll.shell32.SHGetTemporaryPropertyForItem
SHGetTemporaryPropertyForItem.restype = ctypes.c_int
SHGetTemporaryPropertyForItem.argtypes = [
    ctypes.c_void_p,  # psi : IShellItem*
    ctypes.c_void_p,  # propkey : PROPERTYKEY*
    ctypes.c_void_p,  # ppropvar : PROPVARIANT* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SHELL32.dll')
SHGetTemporaryPropertyForItem = Fiddle::Function.new(
  lib['SHGetTemporaryPropertyForItem'],
  [
    Fiddle::TYPE_VOIDP,  # psi : IShellItem*
    Fiddle::TYPE_VOIDP,  # propkey : PROPERTYKEY*
    Fiddle::TYPE_VOIDP,  # ppropvar : PROPVARIANT* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "shell32")]
extern "system" {
    fn SHGetTemporaryPropertyForItem(
        psi: *mut core::ffi::c_void,  // IShellItem*
        propkey: *const PROPERTYKEY,  // PROPERTYKEY*
        ppropvar: *mut PROPVARIANT  // PROPVARIANT* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("SHELL32.dll")]
public static extern int SHGetTemporaryPropertyForItem(IntPtr psi, IntPtr propkey, IntPtr ppropvar);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SHELL32_SHGetTemporaryPropertyForItem' -Namespace Win32 -PassThru
# $api::SHGetTemporaryPropertyForItem(psi, propkey, ppropvar)

#uselib "SHELL32.dll"
#func global SHGetTemporaryPropertyForItem "SHGetTemporaryPropertyForItem" sptr, sptr, sptr
; SHGetTemporaryPropertyForItem psi, varptr(propkey), varptr(ppropvar)   ; 戻り値は stat
; psi : IShellItem* -> "sptr"
; propkey : PROPERTYKEY* -> "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 "SHELL32.dll"
#cfunc global SHGetTemporaryPropertyForItem "SHGetTemporaryPropertyForItem" sptr, var, var
; res = SHGetTemporaryPropertyForItem(psi, propkey, ppropvar)
; psi : IShellItem* -> "sptr"
; propkey : PROPERTYKEY* -> "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 "SHELL32.dll"
#cfunc global SHGetTemporaryPropertyForItem "SHGetTemporaryPropertyForItem" sptr, sptr, sptr
; res = SHGetTemporaryPropertyForItem(psi, varptr(propkey), varptr(ppropvar))
; psi : IShellItem* -> "sptr"
; propkey : PROPERTYKEY* -> "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 SHGetTemporaryPropertyForItem(IShellItem* psi, PROPERTYKEY* propkey, PROPVARIANT* ppropvar)
#uselib "SHELL32.dll"
#cfunc global SHGetTemporaryPropertyForItem "SHGetTemporaryPropertyForItem" intptr, var, var
; res = SHGetTemporaryPropertyForItem(psi, propkey, ppropvar)
; psi : IShellItem* -> "intptr"
; propkey : PROPERTYKEY* -> "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 SHGetTemporaryPropertyForItem(IShellItem* psi, PROPERTYKEY* propkey, PROPVARIANT* ppropvar)
#uselib "SHELL32.dll"
#cfunc global SHGetTemporaryPropertyForItem "SHGetTemporaryPropertyForItem" intptr, intptr, intptr
; res = SHGetTemporaryPropertyForItem(psi, varptr(propkey), varptr(ppropvar))
; psi : IShellItem* -> "intptr"
; propkey : PROPERTYKEY* -> "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 (
	shell32 = windows.NewLazySystemDLL("SHELL32.dll")
	procSHGetTemporaryPropertyForItem = shell32.NewProc("SHGetTemporaryPropertyForItem")
)

// psi (IShellItem*), propkey (PROPERTYKEY*), ppropvar (PROPVARIANT* out)
r1, _, err := procSHGetTemporaryPropertyForItem.Call(
	uintptr(psi),
	uintptr(propkey),
	uintptr(ppropvar),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function SHGetTemporaryPropertyForItem(
  psi: Pointer;   // IShellItem*
  propkey: Pointer;   // PROPERTYKEY*
  ppropvar: Pointer   // PROPVARIANT* out
): Integer; stdcall;
  external 'SHELL32.dll' name 'SHGetTemporaryPropertyForItem';

result := DllCall("SHELL32\SHGetTemporaryPropertyForItem"
    , "Ptr", psi   ; IShellItem*
    , "Ptr", propkey   ; PROPERTYKEY*
    , "Ptr", ppropvar   ; PROPVARIANT* out
    , "Int")   ; return: HRESULT

●SHGetTemporaryPropertyForItem(psi, propkey, ppropvar) = DLL("SHELL32.dll", "int SHGetTemporaryPropertyForItem(void*, void*, void*)")
# 呼び出し: SHGetTemporaryPropertyForItem(psi, propkey, ppropvar)
# psi : IShellItem* -> "void*"
# propkey : PROPERTYKEY* -> "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)。