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GdiResetDCEMF
関数EMFスプールのデバイスコンテキストをDEVMODEで再設定する。
シグネチャ
// GDI32.dll
#include <windows.h>
BOOL GdiResetDCEMF(
HANDLE SpoolFileHandle,
DEVMODEW* pCurrDM
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| SpoolFileHandle | HANDLE | in | 対象のスプールファイルハンドル。 |
| pCurrDM | DEVMODEW* | inout | 適用する新しい設定を保持するDEVMODEW構造体へのポインタ。 |
戻り値の型: BOOL
各言語での呼び出し定義
// GDI32.dll
#include <windows.h>
BOOL GdiResetDCEMF(
HANDLE SpoolFileHandle,
DEVMODEW* pCurrDM
);[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("GDI32.dll", ExactSpelling = true)]
static extern bool GdiResetDCEMF(
IntPtr SpoolFileHandle, // HANDLE
IntPtr pCurrDM // DEVMODEW* in/out
);<DllImport("GDI32.dll", ExactSpelling:=True)>
Public Shared Function GdiResetDCEMF(
SpoolFileHandle As IntPtr, ' HANDLE
pCurrDM As IntPtr ' DEVMODEW* in/out
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function' SpoolFileHandle : HANDLE
' pCurrDM : DEVMODEW* in/out
Declare PtrSafe Function GdiResetDCEMF Lib "gdi32" ( _
ByVal SpoolFileHandle As LongPtr, _
ByVal pCurrDM 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
GdiResetDCEMF = ctypes.windll.gdi32.GdiResetDCEMF
GdiResetDCEMF.restype = wintypes.BOOL
GdiResetDCEMF.argtypes = [
wintypes.HANDLE, # SpoolFileHandle : HANDLE
ctypes.c_void_p, # pCurrDM : DEVMODEW* in/out
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('GDI32.dll')
GdiResetDCEMF = Fiddle::Function.new(
lib['GdiResetDCEMF'],
[
Fiddle::TYPE_VOIDP, # SpoolFileHandle : HANDLE
Fiddle::TYPE_VOIDP, # pCurrDM : DEVMODEW* in/out
],
Fiddle::TYPE_INT)#[link(name = "gdi32")]
extern "system" {
fn GdiResetDCEMF(
SpoolFileHandle: *mut core::ffi::c_void, // HANDLE
pCurrDM: *mut DEVMODEW // DEVMODEW* in/out
) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("GDI32.dll")]
public static extern bool GdiResetDCEMF(IntPtr SpoolFileHandle, IntPtr pCurrDM);
"@
$api = Add-Type -MemberDefinition $sig -Name 'GDI32_GdiResetDCEMF' -Namespace Win32 -PassThru
# $api::GdiResetDCEMF(SpoolFileHandle, pCurrDM)#uselib "GDI32.dll"
#func global GdiResetDCEMF "GdiResetDCEMF" sptr, sptr
; GdiResetDCEMF SpoolFileHandle, varptr(pCurrDM) ; 戻り値は stat
; SpoolFileHandle : HANDLE -> "sptr"
; pCurrDM : DEVMODEW* in/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。出力引数:
#uselib "GDI32.dll" #cfunc global GdiResetDCEMF "GdiResetDCEMF" sptr, var ; res = GdiResetDCEMF(SpoolFileHandle, pCurrDM) ; SpoolFileHandle : HANDLE -> "sptr" ; pCurrDM : DEVMODEW* in/out -> "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 "GDI32.dll" #cfunc global GdiResetDCEMF "GdiResetDCEMF" sptr, sptr ; res = GdiResetDCEMF(SpoolFileHandle, varptr(pCurrDM)) ; SpoolFileHandle : HANDLE -> "sptr" ; pCurrDM : DEVMODEW* in/out -> "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:
; BOOL GdiResetDCEMF(HANDLE SpoolFileHandle, DEVMODEW* pCurrDM) #uselib "GDI32.dll" #cfunc global GdiResetDCEMF "GdiResetDCEMF" intptr, var ; res = GdiResetDCEMF(SpoolFileHandle, pCurrDM) ; SpoolFileHandle : HANDLE -> "intptr" ; pCurrDM : DEVMODEW* in/out -> "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。; BOOL GdiResetDCEMF(HANDLE SpoolFileHandle, DEVMODEW* pCurrDM) #uselib "GDI32.dll" #cfunc global GdiResetDCEMF "GdiResetDCEMF" intptr, intptr ; res = GdiResetDCEMF(SpoolFileHandle, varptr(pCurrDM)) ; SpoolFileHandle : HANDLE -> "intptr" ; pCurrDM : DEVMODEW* in/out -> "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 (
gdi32 = windows.NewLazySystemDLL("GDI32.dll")
procGdiResetDCEMF = gdi32.NewProc("GdiResetDCEMF")
)
// SpoolFileHandle (HANDLE), pCurrDM (DEVMODEW* in/out)
r1, _, err := procGdiResetDCEMF.Call(
uintptr(SpoolFileHandle),
uintptr(pCurrDM),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // BOOLfunction GdiResetDCEMF(
SpoolFileHandle: THandle; // HANDLE
pCurrDM: Pointer // DEVMODEW* in/out
): BOOL; stdcall;
external 'GDI32.dll' name 'GdiResetDCEMF';result := DllCall("GDI32\GdiResetDCEMF"
, "Ptr", SpoolFileHandle ; HANDLE
, "Ptr", pCurrDM ; DEVMODEW* in/out
, "Int") ; return: BOOL●GdiResetDCEMF(SpoolFileHandle, pCurrDM) = DLL("GDI32.dll", "bool GdiResetDCEMF(void*, void*)")
# 呼び出し: GdiResetDCEMF(SpoolFileHandle, pCurrDM)
# SpoolFileHandle : HANDLE -> "void*"
# pCurrDM : DEVMODEW* in/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)。const std = @import("std");
extern "gdi32" fn GdiResetDCEMF(
SpoolFileHandle: ?*anyopaque, // HANDLE
pCurrDM: [*c]DEVMODEW // DEVMODEW* in/out
) callconv(std.os.windows.WINAPI) i32;proc GdiResetDCEMF(
SpoolFileHandle: pointer, # HANDLE
pCurrDM: ptr DEVMODEW # DEVMODEW* in/out
): int32 {.importc: "GdiResetDCEMF", stdcall, dynlib: "GDI32.dll".}pragma(lib, "gdi32");
extern(Windows)
int GdiResetDCEMF(
void* SpoolFileHandle, // HANDLE
DEVMODEW* pCurrDM // DEVMODEW* in/out
);ccall((:GdiResetDCEMF, "GDI32.dll"), stdcall, Int32,
(Ptr{Cvoid}, Ptr{DEVMODEW}),
SpoolFileHandle, pCurrDM)
# SpoolFileHandle : HANDLE -> Ptr{Cvoid}
# pCurrDM : DEVMODEW* in/out -> Ptr{DEVMODEW}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
int32_t GdiResetDCEMF(
void* SpoolFileHandle,
void* pCurrDM);
]]
local gdi32 = ffi.load("gdi32")
-- gdi32.GdiResetDCEMF(SpoolFileHandle, pCurrDM)
-- SpoolFileHandle : HANDLE
-- pCurrDM : DEVMODEW* in/out
-- 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('GDI32.dll');
const GdiResetDCEMF = lib.func('__stdcall', 'GdiResetDCEMF', 'int32_t', ['void *', 'void *']);
// GdiResetDCEMF(SpoolFileHandle, pCurrDM)
// SpoolFileHandle : HANDLE -> 'void *'
// pCurrDM : DEVMODEW* in/out -> 'void *'
// 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("GDI32.dll", {
GdiResetDCEMF: { parameters: ["pointer", "pointer"], result: "i32" },
});
// lib.symbols.GdiResetDCEMF(SpoolFileHandle, pCurrDM)
// SpoolFileHandle : HANDLE -> "pointer"
// pCurrDM : DEVMODEW* in/out -> "pointer"
// 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 GdiResetDCEMF(
void* SpoolFileHandle,
void* pCurrDM);
C, "GDI32.dll");
// $ffi->GdiResetDCEMF(SpoolFileHandle, pCurrDM);
// SpoolFileHandle : HANDLE
// pCurrDM : DEVMODEW* in/out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
public interface Gdi32 extends StdCallLibrary {
Gdi32 INSTANCE = Native.load("gdi32", Gdi32.class);
boolean GdiResetDCEMF(
Pointer SpoolFileHandle, // HANDLE
Pointer pCurrDM // DEVMODEW* in/out
);
}@[Link("gdi32")]
lib LibGDI32
fun GdiResetDCEMF = GdiResetDCEMF(
SpoolFileHandle : Void*, # HANDLE
pCurrDM : DEVMODEW* # DEVMODEW* in/out
) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。import 'dart:ffi';
import 'package:ffi/ffi.dart';
typedef GdiResetDCEMFNative = Int32 Function(Pointer<Void>, Pointer<Void>);
typedef GdiResetDCEMFDart = int Function(Pointer<Void>, Pointer<Void>);
final GdiResetDCEMF = DynamicLibrary.open('GDI32.dll')
.lookupFunction<GdiResetDCEMFNative, GdiResetDCEMFDart>('GdiResetDCEMF');
// SpoolFileHandle : HANDLE -> Pointer<Void>
// pCurrDM : DEVMODEW* in/out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function GdiResetDCEMF(
SpoolFileHandle: THandle; // HANDLE
pCurrDM: Pointer // DEVMODEW* in/out
): BOOL; stdcall;
external 'GDI32.dll' name 'GdiResetDCEMF';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "GdiResetDCEMF"
c_GdiResetDCEMF :: Ptr () -> Ptr () -> IO CInt
-- SpoolFileHandle : HANDLE -> Ptr ()
-- pCurrDM : DEVMODEW* in/out -> Ptr ()
-- 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 gdiresetdcemf =
foreign "GdiResetDCEMF"
((ptr void) @-> (ptr void) @-> returning int32_t)
(* SpoolFileHandle : HANDLE -> (ptr void) *)
(* pCurrDM : DEVMODEW* in/out -> (ptr void) *)
(* 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 gdi32 (t "GDI32.dll"))
(cffi:use-foreign-library gdi32)
(cffi:defcfun ("GdiResetDCEMF" gdi-reset-dcemf :convention :stdcall) :int32
(spool-file-handle :pointer) ; HANDLE
(p-curr-dm :pointer)) ; DEVMODEW* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $GdiResetDCEMF = Win32::API::More->new('GDI32',
'BOOL GdiResetDCEMF(HANDLE SpoolFileHandle, LPVOID pCurrDM)');
# my $ret = $GdiResetDCEMF->Call($SpoolFileHandle, $pCurrDM);
# SpoolFileHandle : HANDLE -> HANDLE
# pCurrDM : DEVMODEW* in/out -> LPVOID
# 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
使用する型