ILIsParent

関数

あるPIDLが別のPIDLの親であるかを判定する。

DLLSHELL32.dll呼出規約winapi対応OSWindows XP 以降

シグネチャ

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

BOOL ILIsParent(
    ITEMIDLIST* pidl1,
    ITEMIDLIST* pidl2,
    BOOL fImmediate
);

パラメーター

名前	型	方向
pidl1	ITEMIDLIST*	in
pidl2	ITEMIDLIST*	in
fImmediate	BOOL	in

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL ILIsParent(
    ITEMIDLIST* pidl1,
    ITEMIDLIST* pidl2,
    BOOL fImmediate
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("SHELL32.dll", ExactSpelling = true)]
static extern bool ILIsParent(
    IntPtr pidl1,   // ITEMIDLIST*
    IntPtr pidl2,   // ITEMIDLIST*
    bool fImmediate   // BOOL
);

<DllImport("SHELL32.dll", ExactSpelling:=True)>
Public Shared Function ILIsParent(
    pidl1 As IntPtr,   ' ITEMIDLIST*
    pidl2 As IntPtr,   ' ITEMIDLIST*
    fImmediate As Boolean   ' BOOL
) As Boolean
End Function

' pidl1 : ITEMIDLIST*
' pidl2 : ITEMIDLIST*
' fImmediate : BOOL
Declare PtrSafe Function ILIsParent Lib "shell32" ( _
    ByVal pidl1 As LongPtr, _
    ByVal pidl2 As LongPtr, _
    ByVal fImmediate As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

ILIsParent = ctypes.windll.shell32.ILIsParent
ILIsParent.restype = wintypes.BOOL
ILIsParent.argtypes = [
    ctypes.c_void_p,  # pidl1 : ITEMIDLIST*
    ctypes.c_void_p,  # pidl2 : ITEMIDLIST*
    wintypes.BOOL,  # fImmediate : BOOL
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SHELL32.dll')
ILIsParent = Fiddle::Function.new(
  lib['ILIsParent'],
  [
    Fiddle::TYPE_VOIDP,  # pidl1 : ITEMIDLIST*
    Fiddle::TYPE_VOIDP,  # pidl2 : ITEMIDLIST*
    Fiddle::TYPE_INT,  # fImmediate : BOOL
  ],
  Fiddle::TYPE_INT)

#[link(name = "shell32")]
extern "system" {
    fn ILIsParent(
        pidl1: *mut ITEMIDLIST,  // ITEMIDLIST*
        pidl2: *mut ITEMIDLIST,  // ITEMIDLIST*
        fImmediate: i32  // BOOL
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("SHELL32.dll")]
public static extern bool ILIsParent(IntPtr pidl1, IntPtr pidl2, bool fImmediate);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SHELL32_ILIsParent' -Namespace Win32 -PassThru
# $api::ILIsParent(pidl1, pidl2, fImmediate)

#uselib "SHELL32.dll"
#func global ILIsParent "ILIsParent" sptr, sptr, sptr
; ILIsParent varptr(pidl1), varptr(pidl2), fImmediate   ; 戻り値は stat
; pidl1 : ITEMIDLIST* -> "sptr"
; pidl2 : ITEMIDLIST* -> "sptr"
; fImmediate : BOOL -> "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 ILIsParent "ILIsParent" var, var, int
; res = ILIsParent(pidl1, pidl2, fImmediate)
; pidl1 : ITEMIDLIST* -> "var"
; pidl2 : ITEMIDLIST* -> "var"
; fImmediate : BOOL -> "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。#uselib "SHELL32.dll"
#cfunc global ILIsParent "ILIsParent" sptr, sptr, int
; res = ILIsParent(varptr(pidl1), varptr(pidl2), fImmediate)
; pidl1 : ITEMIDLIST* -> "sptr"
; pidl2 : ITEMIDLIST* -> "sptr"
; fImmediate : BOOL -> "int"
; ※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 ILIsParent(ITEMIDLIST* pidl1, ITEMIDLIST* pidl2, BOOL fImmediate)
#uselib "SHELL32.dll"
#cfunc global ILIsParent "ILIsParent" var, var, int
; res = ILIsParent(pidl1, pidl2, fImmediate)
; pidl1 : ITEMIDLIST* -> "var"
; pidl2 : ITEMIDLIST* -> "var"
; fImmediate : BOOL -> "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。; BOOL ILIsParent(ITEMIDLIST* pidl1, ITEMIDLIST* pidl2, BOOL fImmediate)
#uselib "SHELL32.dll"
#cfunc global ILIsParent "ILIsParent" intptr, intptr, int
; res = ILIsParent(varptr(pidl1), varptr(pidl2), fImmediate)
; pidl1 : ITEMIDLIST* -> "intptr"
; pidl2 : ITEMIDLIST* -> "intptr"
; fImmediate : BOOL -> "int"
; ※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")
	procILIsParent = shell32.NewProc("ILIsParent")
)

// pidl1 (ITEMIDLIST*), pidl2 (ITEMIDLIST*), fImmediate (BOOL)
r1, _, err := procILIsParent.Call(
	uintptr(pidl1),
	uintptr(pidl2),
	uintptr(fImmediate),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function ILIsParent(
  pidl1: Pointer;   // ITEMIDLIST*
  pidl2: Pointer;   // ITEMIDLIST*
  fImmediate: BOOL   // BOOL
): BOOL; stdcall;
  external 'SHELL32.dll' name 'ILIsParent';

result := DllCall("SHELL32\ILIsParent"
    , "Ptr", pidl1   ; ITEMIDLIST*
    , "Ptr", pidl2   ; ITEMIDLIST*
    , "Int", fImmediate   ; BOOL
    , "Int")   ; return: BOOL

●ILIsParent(pidl1, pidl2, fImmediate) = DLL("SHELL32.dll", "bool ILIsParent(void*, void*, bool)")
# 呼び出し: ILIsParent(pidl1, pidl2, fImmediate)
# pidl1 : ITEMIDLIST* -> "void*"
# pidl2 : ITEMIDLIST* -> "void*"
# fImmediate : BOOL -> "bool"
# 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)。