GetThemeAppProperties

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

SET_THEME_APP_PROPERTIES_FLAGS GetThemeAppProperties(void);

<DllImport("UXTHEME.dll", ExactSpelling:=True)>
Public Shared Function GetThemeAppProperties() As UInteger
End Function

Declare PtrSafe Function GetThemeAppProperties Lib "uxtheme" () As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GetThemeAppProperties = ctypes.windll.uxtheme.GetThemeAppProperties
GetThemeAppProperties.restype = wintypes.DWORD
GetThemeAppProperties.argtypes = []

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('UXTHEME.dll')
GetThemeAppProperties = Fiddle::Function.new(
  lib['GetThemeAppProperties'],
  [],
  -Fiddle::TYPE_INT)

#[link(name = "uxtheme")]
extern "system" {
    fn GetThemeAppProperties() -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("UXTHEME.dll")]
public static extern uint GetThemeAppProperties();
"@
$api = Add-Type -MemberDefinition $sig -Name 'UXTHEME_GetThemeAppProperties' -Namespace Win32 -PassThru
# $api::GetThemeAppProperties()

#uselib "UXTHEME.dll"
#func global GetThemeAppProperties "GetThemeAppProperties"
; GetThemeAppProperties   ; 戻り値は stat
; ※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 "UXTHEME.dll"
#cfunc global GetThemeAppProperties "GetThemeAppProperties"
; res = GetThemeAppProperties()

; SET_THEME_APP_PROPERTIES_FLAGS GetThemeAppProperties()
#uselib "UXTHEME.dll"
#cfunc global GetThemeAppProperties "GetThemeAppProperties"
; res = GetThemeAppProperties()

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

var (
	uxtheme = windows.NewLazySystemDLL("UXTHEME.dll")
	procGetThemeAppProperties = uxtheme.NewProc("GetThemeAppProperties")
)

r1, _, err := procGetThemeAppProperties.Call()
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // SET_THEME_APP_PROPERTIES_FLAGS

function GetThemeAppProperties: DWORD; stdcall;
  external 'UXTHEME.dll' name 'GetThemeAppProperties';

result := DllCall("UXTHEME\GetThemeAppProperties", "UInt")

●GetThemeAppProperties() = DLL("UXTHEME.dll", "dword GetThemeAppProperties()")
# 呼び出し: GetThemeAppProperties()
# 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)。