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DwmUpdateThumbnailProperties

関数

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DLLdwmapi.dll呼出規約winapi対応OSWindows Vista 以降

シグネチャ

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

HRESULT DwmUpdateThumbnailProperties(
    INT_PTR hThumbnailId,
    const DWM_THUMBNAIL_PROPERTIES* ptnProperties
);

パラメーター

名前	型	方向
hThumbnailId	INT_PTR	in
ptnProperties	DWM_THUMBNAIL_PROPERTIES*	in

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT DwmUpdateThumbnailProperties(
    INT_PTR hThumbnailId,
    const DWM_THUMBNAIL_PROPERTIES* ptnProperties
);

[DllImport("dwmapi.dll", ExactSpelling = true)]
static extern int DwmUpdateThumbnailProperties(
    IntPtr hThumbnailId,   // INT_PTR
    IntPtr ptnProperties   // DWM_THUMBNAIL_PROPERTIES*
);

<DllImport("dwmapi.dll", ExactSpelling:=True)>
Public Shared Function DwmUpdateThumbnailProperties(
    hThumbnailId As IntPtr,   ' INT_PTR
    ptnProperties As IntPtr   ' DWM_THUMBNAIL_PROPERTIES*
) As Integer
End Function

' hThumbnailId : INT_PTR
' ptnProperties : DWM_THUMBNAIL_PROPERTIES*
Declare PtrSafe Function DwmUpdateThumbnailProperties Lib "dwmapi" ( _
    ByVal hThumbnailId As LongPtr, _
    ByVal ptnProperties 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

DwmUpdateThumbnailProperties = ctypes.windll.dwmapi.DwmUpdateThumbnailProperties
DwmUpdateThumbnailProperties.restype = ctypes.c_int
DwmUpdateThumbnailProperties.argtypes = [
    ctypes.c_ssize_t,  # hThumbnailId : INT_PTR
    ctypes.c_void_p,  # ptnProperties : DWM_THUMBNAIL_PROPERTIES*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('dwmapi.dll')
DwmUpdateThumbnailProperties = Fiddle::Function.new(
  lib['DwmUpdateThumbnailProperties'],
  [
    Fiddle::TYPE_INTPTR_T,  # hThumbnailId : INT_PTR
    Fiddle::TYPE_VOIDP,  # ptnProperties : DWM_THUMBNAIL_PROPERTIES*
  ],
  Fiddle::TYPE_INT)

#[link(name = "dwmapi")]
extern "system" {
    fn DwmUpdateThumbnailProperties(
        hThumbnailId: isize,  // INT_PTR
        ptnProperties: *const DWM_THUMBNAIL_PROPERTIES  // DWM_THUMBNAIL_PROPERTIES*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("dwmapi.dll")]
public static extern int DwmUpdateThumbnailProperties(IntPtr hThumbnailId, IntPtr ptnProperties);
"@
$api = Add-Type -MemberDefinition $sig -Name 'dwmapi_DwmUpdateThumbnailProperties' -Namespace Win32 -PassThru
# $api::DwmUpdateThumbnailProperties(hThumbnailId, ptnProperties)

#uselib "dwmapi.dll"
#func global DwmUpdateThumbnailProperties "DwmUpdateThumbnailProperties" sptr, sptr
; DwmUpdateThumbnailProperties hThumbnailId, varptr(ptnProperties)   ; 戻り値は stat
; hThumbnailId : INT_PTR -> "sptr"
; ptnProperties : DWM_THUMBNAIL_PROPERTIES* -> "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 "dwmapi.dll"
#cfunc global DwmUpdateThumbnailProperties "DwmUpdateThumbnailProperties" sptr, var
; res = DwmUpdateThumbnailProperties(hThumbnailId, ptnProperties)
; hThumbnailId : INT_PTR -> "sptr"
; ptnProperties : DWM_THUMBNAIL_PROPERTIES* -> "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 "dwmapi.dll"
#cfunc global DwmUpdateThumbnailProperties "DwmUpdateThumbnailProperties" sptr, sptr
; res = DwmUpdateThumbnailProperties(hThumbnailId, varptr(ptnProperties))
; hThumbnailId : INT_PTR -> "sptr"
; ptnProperties : DWM_THUMBNAIL_PROPERTIES* -> "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 DwmUpdateThumbnailProperties(INT_PTR hThumbnailId, DWM_THUMBNAIL_PROPERTIES* ptnProperties)
#uselib "dwmapi.dll"
#cfunc global DwmUpdateThumbnailProperties "DwmUpdateThumbnailProperties" intptr, var
; res = DwmUpdateThumbnailProperties(hThumbnailId, ptnProperties)
; hThumbnailId : INT_PTR -> "intptr"
; ptnProperties : DWM_THUMBNAIL_PROPERTIES* -> "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 DwmUpdateThumbnailProperties(INT_PTR hThumbnailId, DWM_THUMBNAIL_PROPERTIES* ptnProperties)
#uselib "dwmapi.dll"
#cfunc global DwmUpdateThumbnailProperties "DwmUpdateThumbnailProperties" intptr, intptr
; res = DwmUpdateThumbnailProperties(hThumbnailId, varptr(ptnProperties))
; hThumbnailId : INT_PTR -> "intptr"
; ptnProperties : DWM_THUMBNAIL_PROPERTIES* -> "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 (
	dwmapi = windows.NewLazySystemDLL("dwmapi.dll")
	procDwmUpdateThumbnailProperties = dwmapi.NewProc("DwmUpdateThumbnailProperties")
)

// hThumbnailId (INT_PTR), ptnProperties (DWM_THUMBNAIL_PROPERTIES*)
r1, _, err := procDwmUpdateThumbnailProperties.Call(
	uintptr(hThumbnailId),
	uintptr(ptnProperties),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function DwmUpdateThumbnailProperties(
  hThumbnailId: NativeInt;   // INT_PTR
  ptnProperties: Pointer   // DWM_THUMBNAIL_PROPERTIES*
): Integer; stdcall;
  external 'dwmapi.dll' name 'DwmUpdateThumbnailProperties';

result := DllCall("dwmapi\DwmUpdateThumbnailProperties"
    , "Ptr", hThumbnailId   ; INT_PTR
    , "Ptr", ptnProperties   ; DWM_THUMBNAIL_PROPERTIES*
    , "Int")   ; return: HRESULT

●DwmUpdateThumbnailProperties(hThumbnailId, ptnProperties) = DLL("dwmapi.dll", "int DwmUpdateThumbnailProperties(int, void*)")
# 呼び出し: DwmUpdateThumbnailProperties(hThumbnailId, ptnProperties)
# hThumbnailId : INT_PTR -> "int"
# ptnProperties : DWM_THUMBNAIL_PROPERTIES* -> "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)。