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SetDialogControlDpiChangeBehavior

関数
ダイアログコントロールのDPI変更時の挙動を設定する。
DLLUSER32.dll呼出規約winapiSetLastErrorあり対応OSWindows 10 以降

シグネチャ

// USER32.dll
#include <windows.h>

BOOL SetDialogControlDpiChangeBehavior(
    HWND hWnd,
    DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS mask,
    DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS values
);

パラメーター

名前方向説明
hWndHWNDinDPI変更時の挙動を設定する対象コントロールのハンドル。
maskDIALOG_CONTROL_DPI_CHANGE_BEHAVIORSin変更するビットを示すDIALOG_CONTROL_DPI_CHANGE_BEHAVIORSマスク。
valuesDIALOG_CONTROL_DPI_CHANGE_BEHAVIORSinmaskで指定したビットに設定する値(DCDC_*)。

戻り値の型: BOOL

各言語での呼び出し定義

// USER32.dll
#include <windows.h>

BOOL SetDialogControlDpiChangeBehavior(
    HWND hWnd,
    DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS mask,
    DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS values
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("USER32.dll", SetLastError = true, ExactSpelling = true)]
static extern bool SetDialogControlDpiChangeBehavior(
    IntPtr hWnd,   // HWND
    int mask,   // DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
    int values   // DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
);
<DllImport("USER32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SetDialogControlDpiChangeBehavior(
    hWnd As IntPtr,   ' HWND
    mask As Integer,   ' DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
    values As Integer   ' DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function
' hWnd : HWND
' mask : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
' values : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
Declare PtrSafe Function SetDialogControlDpiChangeBehavior Lib "user32" ( _
    ByVal hWnd As LongPtr, _
    ByVal mask As Long, _
    ByVal values 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

SetDialogControlDpiChangeBehavior = ctypes.windll.user32.SetDialogControlDpiChangeBehavior
SetDialogControlDpiChangeBehavior.restype = wintypes.BOOL
SetDialogControlDpiChangeBehavior.argtypes = [
    wintypes.HANDLE,  # hWnd : HWND
    ctypes.c_int,  # mask : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
    ctypes.c_int,  # values : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('USER32.dll')
SetDialogControlDpiChangeBehavior = Fiddle::Function.new(
  lib['SetDialogControlDpiChangeBehavior'],
  [
    Fiddle::TYPE_VOIDP,  # hWnd : HWND
    Fiddle::TYPE_INT,  # mask : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
    Fiddle::TYPE_INT,  # values : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
  ],
  Fiddle::TYPE_INT)
#[link(name = "user32")]
extern "system" {
    fn SetDialogControlDpiChangeBehavior(
        hWnd: *mut core::ffi::c_void,  // HWND
        mask: i32,  // DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
        values: i32  // DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("USER32.dll", SetLastError = true)]
public static extern bool SetDialogControlDpiChangeBehavior(IntPtr hWnd, int mask, int values);
"@
$api = Add-Type -MemberDefinition $sig -Name 'USER32_SetDialogControlDpiChangeBehavior' -Namespace Win32 -PassThru
# $api::SetDialogControlDpiChangeBehavior(hWnd, mask, values)
#uselib "USER32.dll"
#func global SetDialogControlDpiChangeBehavior "SetDialogControlDpiChangeBehavior" sptr, sptr, sptr
; SetDialogControlDpiChangeBehavior hWnd, mask, values   ; 戻り値は stat
; hWnd : HWND -> "sptr"
; mask : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> "sptr"
; values : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> "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 "USER32.dll"
#cfunc global SetDialogControlDpiChangeBehavior "SetDialogControlDpiChangeBehavior" sptr, int, int
; res = SetDialogControlDpiChangeBehavior(hWnd, mask, values)
; hWnd : HWND -> "sptr"
; mask : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> "int"
; values : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> "int"
; BOOL SetDialogControlDpiChangeBehavior(HWND hWnd, DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS mask, DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS values)
#uselib "USER32.dll"
#cfunc global SetDialogControlDpiChangeBehavior "SetDialogControlDpiChangeBehavior" intptr, int, int
; res = SetDialogControlDpiChangeBehavior(hWnd, mask, values)
; hWnd : HWND -> "intptr"
; mask : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> "int"
; values : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> "int"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	user32 = windows.NewLazySystemDLL("USER32.dll")
	procSetDialogControlDpiChangeBehavior = user32.NewProc("SetDialogControlDpiChangeBehavior")
)

// hWnd (HWND), mask (DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS), values (DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS)
r1, _, err := procSetDialogControlDpiChangeBehavior.Call(
	uintptr(hWnd),
	uintptr(mask),
	uintptr(values),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function SetDialogControlDpiChangeBehavior(
  hWnd: THandle;   // HWND
  mask: Integer;   // DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
  values: Integer   // DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
): BOOL; stdcall;
  external 'USER32.dll' name 'SetDialogControlDpiChangeBehavior';
result := DllCall("USER32\SetDialogControlDpiChangeBehavior"
    , "Ptr", hWnd   ; HWND
    , "Int", mask   ; DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
    , "Int", values   ; DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
    , "Int")   ; return: BOOL
●SetDialogControlDpiChangeBehavior(hWnd, mask, values) = DLL("USER32.dll", "bool SetDialogControlDpiChangeBehavior(void*, int, int)")
# 呼び出し: SetDialogControlDpiChangeBehavior(hWnd, mask, values)
# hWnd : HWND -> "void*"
# mask : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> "int"
# values : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> "int"
# 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)。
const std = @import("std");

extern "user32" fn SetDialogControlDpiChangeBehavior(
    hWnd: ?*anyopaque, // HWND
    mask: i32, // DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
    values: i32 // DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
) callconv(std.os.windows.WINAPI) i32;
proc SetDialogControlDpiChangeBehavior(
    hWnd: pointer,  # HWND
    mask: int32,  # DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
    values: int32  # DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
): int32 {.importc: "SetDialogControlDpiChangeBehavior", stdcall, dynlib: "USER32.dll".}
pragma(lib, "user32");
extern(Windows)
int SetDialogControlDpiChangeBehavior(
    void* hWnd,   // HWND
    int mask,   // DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
    int values   // DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
);
ccall((:SetDialogControlDpiChangeBehavior, "USER32.dll"), stdcall, Int32,
      (Ptr{Cvoid}, Int32, Int32),
      hWnd, mask, values)
# hWnd : HWND -> Ptr{Cvoid}
# mask : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> Int32
# values : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> Int32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
int32_t SetDialogControlDpiChangeBehavior(
    void* hWnd,
    int32_t mask,
    int32_t values);
]]
local user32 = ffi.load("user32")
-- user32.SetDialogControlDpiChangeBehavior(hWnd, mask, values)
-- hWnd : HWND
-- mask : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
-- values : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
const koffi = require('koffi');
const lib = koffi.load('USER32.dll');
const SetDialogControlDpiChangeBehavior = lib.func('__stdcall', 'SetDialogControlDpiChangeBehavior', 'int32_t', ['void *', 'int32_t', 'int32_t']);
// SetDialogControlDpiChangeBehavior(hWnd, mask, values)
// hWnd : HWND -> 'void *'
// mask : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> 'int32_t'
// values : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> 'int32_t'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。
const lib = Deno.dlopen("USER32.dll", {
  SetDialogControlDpiChangeBehavior: { parameters: ["pointer", "i32", "i32"], result: "i32" },
});
// lib.symbols.SetDialogControlDpiChangeBehavior(hWnd, mask, values)
// hWnd : HWND -> "pointer"
// mask : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> "i32"
// values : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> "i32"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。
<?php
$ffi = FFI::cdef(<<<C
int32_t SetDialogControlDpiChangeBehavior(
    void* hWnd,
    int32_t mask,
    int32_t values);
C, "USER32.dll");
// $ffi->SetDialogControlDpiChangeBehavior(hWnd, mask, values);
// hWnd : HWND
// mask : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
// values : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。
import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface User32 extends StdCallLibrary {
    User32 INSTANCE = Native.load("user32", User32.class);
    boolean SetDialogControlDpiChangeBehavior(
        Pointer hWnd,   // HWND
        int mask,   // DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
        int values   // DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
    );
}
@[Link("user32")]
lib LibUSER32
  fun SetDialogControlDpiChangeBehavior = SetDialogControlDpiChangeBehavior(
    hWnd : Void*,   # HWND
    mask : Int32,   # DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
    values : Int32   # DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
  ) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。
import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef SetDialogControlDpiChangeBehaviorNative = Int32 Function(Pointer<Void>, Int32, Int32);
typedef SetDialogControlDpiChangeBehaviorDart = int Function(Pointer<Void>, int, int);
final SetDialogControlDpiChangeBehavior = DynamicLibrary.open('USER32.dll')
    .lookupFunction<SetDialogControlDpiChangeBehaviorNative, SetDialogControlDpiChangeBehaviorDart>('SetDialogControlDpiChangeBehavior');
// hWnd : HWND -> Pointer<Void>
// mask : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> Int32
// values : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> Int32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function SetDialogControlDpiChangeBehavior(
  hWnd: THandle;   // HWND
  mask: Integer;   // DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
  values: Integer   // DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
): BOOL; stdcall;
  external 'USER32.dll' name 'SetDialogControlDpiChangeBehavior';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "SetDialogControlDpiChangeBehavior"
  c_SetDialogControlDpiChangeBehavior :: Ptr () -> Int32 -> Int32 -> IO CInt
-- hWnd : HWND -> Ptr ()
-- mask : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> Int32
-- values : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> Int32
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。
open Ctypes
open Foreign

let setdialogcontroldpichangebehavior =
  foreign "SetDialogControlDpiChangeBehavior"
    ((ptr void) @-> int32_t @-> int32_t @-> returning int32_t)
(* hWnd : HWND -> (ptr void) *)
(* mask : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> int32_t *)
(* values : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> int32_t *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)
(cffi:define-foreign-library user32 (t "USER32.dll"))
(cffi:use-foreign-library user32)

(cffi:defcfun ("SetDialogControlDpiChangeBehavior" set-dialog-control-dpi-change-behavior :convention :stdcall) :int32
  (h-wnd :pointer)   ; HWND
  (mask :int32)   ; DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
  (values :int32))   ; DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $SetDialogControlDpiChangeBehavior = Win32::API::More->new('USER32',
    'BOOL SetDialogControlDpiChangeBehavior(HANDLE hWnd, int mask, int values)');
# my $ret = $SetDialogControlDpiChangeBehavior->Call($hWnd, $mask, $values);
# hWnd : HWND -> HANDLE
# mask : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> int
# values : DIALOG_CONTROL_DPI_CHANGE_BEHAVIORS -> int
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。

関連項目

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