AssocGetDetailsOfPropKey

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

HRESULT AssocGetDetailsOfPropKey(
    IShellFolder* psf,
    ITEMIDLIST* pidl,
    const PROPERTYKEY* pkey,
    VARIANT* pv,
    BOOL* pfFoundPropKey   // optional
);

<DllImport("SHELL32.dll", ExactSpelling:=True)>
Public Shared Function AssocGetDetailsOfPropKey(
    psf As IntPtr,   ' IShellFolder*
    pidl As IntPtr,   ' ITEMIDLIST*
    pkey As IntPtr,   ' PROPERTYKEY*
    pv As IntPtr,   ' VARIANT* out
    pfFoundPropKey As IntPtr   ' BOOL* optional, out
) As Integer
End Function

' psf : IShellFolder*
' pidl : ITEMIDLIST*
' pkey : PROPERTYKEY*
' pv : VARIANT* out
' pfFoundPropKey : BOOL* optional, out
Declare PtrSafe Function AssocGetDetailsOfPropKey Lib "shell32" ( _
    ByVal psf As LongPtr, _
    ByVal pidl As LongPtr, _
    ByVal pkey As LongPtr, _
    ByVal pv As LongPtr, _
    ByVal pfFoundPropKey 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

AssocGetDetailsOfPropKey = ctypes.windll.shell32.AssocGetDetailsOfPropKey
AssocGetDetailsOfPropKey.restype = ctypes.c_int
AssocGetDetailsOfPropKey.argtypes = [
    ctypes.c_void_p,  # psf : IShellFolder*
    ctypes.c_void_p,  # pidl : ITEMIDLIST*
    ctypes.c_void_p,  # pkey : PROPERTYKEY*
    ctypes.c_void_p,  # pv : VARIANT* out
    ctypes.c_void_p,  # pfFoundPropKey : BOOL* optional, out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SHELL32.dll')
AssocGetDetailsOfPropKey = Fiddle::Function.new(
  lib['AssocGetDetailsOfPropKey'],
  [
    Fiddle::TYPE_VOIDP,  # psf : IShellFolder*
    Fiddle::TYPE_VOIDP,  # pidl : ITEMIDLIST*
    Fiddle::TYPE_VOIDP,  # pkey : PROPERTYKEY*
    Fiddle::TYPE_VOIDP,  # pv : VARIANT* out
    Fiddle::TYPE_VOIDP,  # pfFoundPropKey : BOOL* optional, out
  ],
  Fiddle::TYPE_INT)

#[link(name = "shell32")]
extern "system" {
    fn AssocGetDetailsOfPropKey(
        psf: *mut core::ffi::c_void,  // IShellFolder*
        pidl: *mut ITEMIDLIST,  // ITEMIDLIST*
        pkey: *const PROPERTYKEY,  // PROPERTYKEY*
        pv: *mut VARIANT,  // VARIANT* out
        pfFoundPropKey: *mut i32  // BOOL* optional, out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("SHELL32.dll")]
public static extern int AssocGetDetailsOfPropKey(IntPtr psf, IntPtr pidl, IntPtr pkey, IntPtr pv, IntPtr pfFoundPropKey);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SHELL32_AssocGetDetailsOfPropKey' -Namespace Win32 -PassThru
# $api::AssocGetDetailsOfPropKey(psf, pidl, pkey, pv, pfFoundPropKey)

#uselib "SHELL32.dll"
#func global AssocGetDetailsOfPropKey "AssocGetDetailsOfPropKey" sptr, sptr, sptr, sptr, sptr
; AssocGetDetailsOfPropKey psf, varptr(pidl), varptr(pkey), varptr(pv), pfFoundPropKey   ; 戻り値は stat
; psf : IShellFolder* -> "sptr"
; pidl : ITEMIDLIST* -> "sptr"
; pkey : PROPERTYKEY* -> "sptr"
; pv : VARIANT* out -> "sptr"
; pfFoundPropKey : BOOL* optional, 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。

#uselib "SHELL32.dll"
#cfunc global AssocGetDetailsOfPropKey "AssocGetDetailsOfPropKey" sptr, var, var, var, int
; res = AssocGetDetailsOfPropKey(psf, pidl, pkey, pv, pfFoundPropKey)
; psf : IShellFolder* -> "sptr"
; pidl : ITEMIDLIST* -> "var"
; pkey : PROPERTYKEY* -> "var"
; pv : VARIANT* out -> "var"
; pfFoundPropKey : BOOL* optional, out -> "int"
; ※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 AssocGetDetailsOfPropKey(IShellFolder* psf, ITEMIDLIST* pidl, PROPERTYKEY* pkey, VARIANT* pv, BOOL* pfFoundPropKey)
#uselib "SHELL32.dll"
#cfunc global AssocGetDetailsOfPropKey "AssocGetDetailsOfPropKey" intptr, var, var, var, int
; res = AssocGetDetailsOfPropKey(psf, pidl, pkey, pv, pfFoundPropKey)
; psf : IShellFolder* -> "intptr"
; pidl : ITEMIDLIST* -> "var"
; pkey : PROPERTYKEY* -> "var"
; pv : VARIANT* out -> "var"
; pfFoundPropKey : BOOL* optional, out -> "int"
; ※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。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	shell32 = windows.NewLazySystemDLL("SHELL32.dll")
	procAssocGetDetailsOfPropKey = shell32.NewProc("AssocGetDetailsOfPropKey")
)

// psf (IShellFolder*), pidl (ITEMIDLIST*), pkey (PROPERTYKEY*), pv (VARIANT* out), pfFoundPropKey (BOOL* optional, out)
r1, _, err := procAssocGetDetailsOfPropKey.Call(
	uintptr(psf),
	uintptr(pidl),
	uintptr(pkey),
	uintptr(pv),
	uintptr(pfFoundPropKey),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function AssocGetDetailsOfPropKey(
  psf: Pointer;   // IShellFolder*
  pidl: Pointer;   // ITEMIDLIST*
  pkey: Pointer;   // PROPERTYKEY*
  pv: Pointer;   // VARIANT* out
  pfFoundPropKey: Pointer   // BOOL* optional, out
): Integer; stdcall;
  external 'SHELL32.dll' name 'AssocGetDetailsOfPropKey';

result := DllCall("SHELL32\AssocGetDetailsOfPropKey"
    , "Ptr", psf   ; IShellFolder*
    , "Ptr", pidl   ; ITEMIDLIST*
    , "Ptr", pkey   ; PROPERTYKEY*
    , "Ptr", pv   ; VARIANT* out
    , "Ptr", pfFoundPropKey   ; BOOL* optional, out
    , "Int")   ; return: HRESULT

●AssocGetDetailsOfPropKey(psf, pidl, pkey, pv, pfFoundPropKey) = DLL("SHELL32.dll", "int AssocGetDetailsOfPropKey(void*, void*, void*, void*, void*)")
# 呼び出し: AssocGetDetailsOfPropKey(psf, pidl, pkey, pv, pfFoundPropKey)
# psf : IShellFolder* -> "void*"
# pidl : ITEMIDLIST* -> "void*"
# pkey : PROPERTYKEY* -> "void*"
# pv : VARIANT* out -> "void*"
# pfFoundPropKey : BOOL* optional, 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)。