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GdiGetDevmodeForPage

関数
指定ページに適用されるDEVMODEを取得する。
DLLGDI32.dll呼出規約winapi

シグネチャ

// GDI32.dll
#include <windows.h>

BOOL GdiGetDevmodeForPage(
    HANDLE SpoolFileHandle,
    DWORD dwPageNumber,
    DEVMODEW** pCurrDM,
    DEVMODEW** pLastDM
);

パラメーター

名前型方向説明
SpoolFileHandleHANDLEin対象のスプールファイルハンドル。
dwPageNumberDWORDinDEVMODEを取得するページ番号。
pCurrDMDEVMODEW**inout現在ページのDEVMODEWを受け取るポインタのポインタ。
pLastDMDEVMODEW**inout直前ページのDEVMODEWを受け取るポインタのポインタ。

戻り値の型: BOOL

各言語での呼び出し定義

// GDI32.dll
#include <windows.h>

BOOL GdiGetDevmodeForPage(
    HANDLE SpoolFileHandle,
    DWORD dwPageNumber,
    DEVMODEW** pCurrDM,
    DEVMODEW** pLastDM
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("GDI32.dll", ExactSpelling = true)]
static extern bool GdiGetDevmodeForPage(
    IntPtr SpoolFileHandle,   // HANDLE
    uint dwPageNumber,   // DWORD
    IntPtr pCurrDM,   // DEVMODEW** in/out
    IntPtr pLastDM   // DEVMODEW** in/out
);
<DllImport("GDI32.dll", ExactSpelling:=True)>
Public Shared Function GdiGetDevmodeForPage(
    SpoolFileHandle As IntPtr,   ' HANDLE
    dwPageNumber As UInteger,   ' DWORD
    pCurrDM As IntPtr,   ' DEVMODEW** in/out
    pLastDM As IntPtr   ' DEVMODEW** in/out
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function
' SpoolFileHandle : HANDLE
' dwPageNumber : DWORD
' pCurrDM : DEVMODEW** in/out
' pLastDM : DEVMODEW** in/out
Declare PtrSafe Function GdiGetDevmodeForPage Lib "gdi32" ( _
    ByVal SpoolFileHandle As LongPtr, _
    ByVal dwPageNumber As Long, _
    ByVal pCurrDM As LongPtr, _
    ByVal pLastDM 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

GdiGetDevmodeForPage = ctypes.windll.gdi32.GdiGetDevmodeForPage
GdiGetDevmodeForPage.restype = wintypes.BOOL
GdiGetDevmodeForPage.argtypes = [
    wintypes.HANDLE,  # SpoolFileHandle : HANDLE
    wintypes.DWORD,  # dwPageNumber : DWORD
    ctypes.c_void_p,  # pCurrDM : DEVMODEW** in/out
    ctypes.c_void_p,  # pLastDM : DEVMODEW** in/out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('GDI32.dll')
GdiGetDevmodeForPage = Fiddle::Function.new(
  lib['GdiGetDevmodeForPage'],
  [
    Fiddle::TYPE_VOIDP,  # SpoolFileHandle : HANDLE
    -Fiddle::TYPE_INT,  # dwPageNumber : DWORD
    Fiddle::TYPE_VOIDP,  # pCurrDM : DEVMODEW** in/out
    Fiddle::TYPE_VOIDP,  # pLastDM : DEVMODEW** in/out
  ],
  Fiddle::TYPE_INT)
#[link(name = "gdi32")]
extern "system" {
    fn GdiGetDevmodeForPage(
        SpoolFileHandle: *mut core::ffi::c_void,  // HANDLE
        dwPageNumber: u32,  // DWORD
        pCurrDM: *mut *mut DEVMODEW,  // DEVMODEW** in/out
        pLastDM: *mut *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 GdiGetDevmodeForPage(IntPtr SpoolFileHandle, uint dwPageNumber, IntPtr pCurrDM, IntPtr pLastDM);
"@
$api = Add-Type -MemberDefinition $sig -Name 'GDI32_GdiGetDevmodeForPage' -Namespace Win32 -PassThru
# $api::GdiGetDevmodeForPage(SpoolFileHandle, dwPageNumber, pCurrDM, pLastDM)
#uselib "GDI32.dll"
#func global GdiGetDevmodeForPage "GdiGetDevmodeForPage" sptr, sptr, sptr, sptr
; GdiGetDevmodeForPage SpoolFileHandle, dwPageNumber, varptr(pCurrDM), varptr(pLastDM)   ; 戻り値は stat
; SpoolFileHandle : HANDLE -> "sptr"
; dwPageNumber : DWORD -> "sptr"
; pCurrDM : DEVMODEW** in/out -> "sptr"
; pLastDM : 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 GdiGetDevmodeForPage "GdiGetDevmodeForPage" sptr, int, var, var
; res = GdiGetDevmodeForPage(SpoolFileHandle, dwPageNumber, pCurrDM, pLastDM)
; SpoolFileHandle : HANDLE -> "sptr"
; dwPageNumber : DWORD -> "int"
; pCurrDM : DEVMODEW** in/out -> "var"
; pLastDM : 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。
出力引数: 
; BOOL GdiGetDevmodeForPage(HANDLE SpoolFileHandle, DWORD dwPageNumber, DEVMODEW** pCurrDM, DEVMODEW** pLastDM)
#uselib "GDI32.dll"
#cfunc global GdiGetDevmodeForPage "GdiGetDevmodeForPage" intptr, int, var, var
; res = GdiGetDevmodeForPage(SpoolFileHandle, dwPageNumber, pCurrDM, pLastDM)
; SpoolFileHandle : HANDLE -> "intptr"
; dwPageNumber : DWORD -> "int"
; pCurrDM : DEVMODEW** in/out -> "var"
; pLastDM : 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。
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	gdi32 = windows.NewLazySystemDLL("GDI32.dll")
	procGdiGetDevmodeForPage = gdi32.NewProc("GdiGetDevmodeForPage")
)

// SpoolFileHandle (HANDLE), dwPageNumber (DWORD), pCurrDM (DEVMODEW** in/out), pLastDM (DEVMODEW** in/out)
r1, _, err := procGdiGetDevmodeForPage.Call(
	uintptr(SpoolFileHandle),
	uintptr(dwPageNumber),
	uintptr(pCurrDM),
	uintptr(pLastDM),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function GdiGetDevmodeForPage(
  SpoolFileHandle: THandle;   // HANDLE
  dwPageNumber: DWORD;   // DWORD
  pCurrDM: Pointer;   // DEVMODEW** in/out
  pLastDM: Pointer   // DEVMODEW** in/out
): BOOL; stdcall;
  external 'GDI32.dll' name 'GdiGetDevmodeForPage';
result := DllCall("GDI32\GdiGetDevmodeForPage"
    , "Ptr", SpoolFileHandle   ; HANDLE
    , "UInt", dwPageNumber   ; DWORD
    , "Ptr", pCurrDM   ; DEVMODEW** in/out
    , "Ptr", pLastDM   ; DEVMODEW** in/out
    , "Int")   ; return: BOOL
●GdiGetDevmodeForPage(SpoolFileHandle, dwPageNumber, pCurrDM, pLastDM) = DLL("GDI32.dll", "bool GdiGetDevmodeForPage(void*, dword, void*, void*)")
# 呼び出し: GdiGetDevmodeForPage(SpoolFileHandle, dwPageNumber, pCurrDM, pLastDM)
# SpoolFileHandle : HANDLE -> "void*"
# dwPageNumber : DWORD -> "dword"
# pCurrDM : DEVMODEW** in/out -> "void*"
# pLastDM : 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 GdiGetDevmodeForPage(
    SpoolFileHandle: ?*anyopaque, // HANDLE
    dwPageNumber: u32, // DWORD
    pCurrDM: [*c][*c]DEVMODEW, // DEVMODEW** in/out
    pLastDM: [*c][*c]DEVMODEW // DEVMODEW** in/out
) callconv(std.os.windows.WINAPI) i32;
proc GdiGetDevmodeForPage(
    SpoolFileHandle: pointer,  # HANDLE
    dwPageNumber: uint32,  # DWORD
    pCurrDM: ptr DEVMODEW,  # DEVMODEW** in/out
    pLastDM: ptr DEVMODEW  # DEVMODEW** in/out
): int32 {.importc: "GdiGetDevmodeForPage", stdcall, dynlib: "GDI32.dll".}
pragma(lib, "gdi32");
extern(Windows)
int GdiGetDevmodeForPage(
    void* SpoolFileHandle,   // HANDLE
    uint dwPageNumber,   // DWORD
    DEVMODEW** pCurrDM,   // DEVMODEW** in/out
    DEVMODEW** pLastDM   // DEVMODEW** in/out
);
ccall((:GdiGetDevmodeForPage, "GDI32.dll"), stdcall, Int32,
      (Ptr{Cvoid}, UInt32, Ptr{DEVMODEW}, Ptr{DEVMODEW}),
      SpoolFileHandle, dwPageNumber, pCurrDM, pLastDM)
# SpoolFileHandle : HANDLE -> Ptr{Cvoid}
# dwPageNumber : DWORD -> UInt32
# pCurrDM : DEVMODEW** in/out -> Ptr{DEVMODEW}
# pLastDM : 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 GdiGetDevmodeForPage(
    void* SpoolFileHandle,
    uint32_t dwPageNumber,
    void* pCurrDM,
    void* pLastDM);
]]
local gdi32 = ffi.load("gdi32")
-- gdi32.GdiGetDevmodeForPage(SpoolFileHandle, dwPageNumber, pCurrDM, pLastDM)
-- SpoolFileHandle : HANDLE
-- dwPageNumber : DWORD
-- pCurrDM : DEVMODEW** in/out
-- pLastDM : 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 GdiGetDevmodeForPage = lib.func('__stdcall', 'GdiGetDevmodeForPage', 'int32_t', ['void *', 'uint32_t', 'void *', 'void *']);
// GdiGetDevmodeForPage(SpoolFileHandle, dwPageNumber, pCurrDM, pLastDM)
// SpoolFileHandle : HANDLE -> 'void *'
// dwPageNumber : DWORD -> 'uint32_t'
// pCurrDM : DEVMODEW** in/out -> 'void *'
// pLastDM : 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", {
  GdiGetDevmodeForPage: { parameters: ["pointer", "u32", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.GdiGetDevmodeForPage(SpoolFileHandle, dwPageNumber, pCurrDM, pLastDM)
// SpoolFileHandle : HANDLE -> "pointer"
// dwPageNumber : DWORD -> "u32"
// pCurrDM : DEVMODEW** in/out -> "pointer"
// pLastDM : 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 GdiGetDevmodeForPage(
    void* SpoolFileHandle,
    uint32_t dwPageNumber,
    void* pCurrDM,
    void* pLastDM);
C, "GDI32.dll");
// $ffi->GdiGetDevmodeForPage(SpoolFileHandle, dwPageNumber, pCurrDM, pLastDM);
// SpoolFileHandle : HANDLE
// dwPageNumber : DWORD
// pCurrDM : DEVMODEW** in/out
// pLastDM : 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 GdiGetDevmodeForPage(
        Pointer SpoolFileHandle,   // HANDLE
        int dwPageNumber,   // DWORD
        Pointer pCurrDM,   // DEVMODEW** in/out
        Pointer pLastDM   // DEVMODEW** in/out
    );
}
@[Link("gdi32")]
lib LibGDI32
  fun GdiGetDevmodeForPage = GdiGetDevmodeForPage(
    SpoolFileHandle : Void*,   # HANDLE
    dwPageNumber : UInt32,   # DWORD
    pCurrDM : DEVMODEW**,   # DEVMODEW** in/out
    pLastDM : 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 GdiGetDevmodeForPageNative = Int32 Function(Pointer<Void>, Uint32, Pointer<Void>, Pointer<Void>);
typedef GdiGetDevmodeForPageDart = int Function(Pointer<Void>, int, Pointer<Void>, Pointer<Void>);
final GdiGetDevmodeForPage = DynamicLibrary.open('GDI32.dll')
    .lookupFunction<GdiGetDevmodeForPageNative, GdiGetDevmodeForPageDart>('GdiGetDevmodeForPage');
// SpoolFileHandle : HANDLE -> Pointer<Void>
// dwPageNumber : DWORD -> Uint32
// pCurrDM : DEVMODEW** in/out -> Pointer<Void>
// pLastDM : DEVMODEW** in/out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function GdiGetDevmodeForPage(
  SpoolFileHandle: THandle;   // HANDLE
  dwPageNumber: DWORD;   // DWORD
  pCurrDM: Pointer;   // DEVMODEW** in/out
  pLastDM: Pointer   // DEVMODEW** in/out
): BOOL; stdcall;
  external 'GDI32.dll' name 'GdiGetDevmodeForPage';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "GdiGetDevmodeForPage"
  c_GdiGetDevmodeForPage :: Ptr () -> Word32 -> Ptr () -> Ptr () -> IO CInt
-- SpoolFileHandle : HANDLE -> Ptr ()
-- dwPageNumber : DWORD -> Word32
-- pCurrDM : DEVMODEW** in/out -> Ptr ()
-- pLastDM : 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 gdigetdevmodeforpage =
  foreign "GdiGetDevmodeForPage"
    ((ptr void) @-> uint32_t @-> (ptr void) @-> (ptr void) @-> returning int32_t)
(* SpoolFileHandle : HANDLE -> (ptr void) *)
(* dwPageNumber : DWORD -> uint32_t *)
(* pCurrDM : DEVMODEW** in/out -> (ptr void) *)
(* pLastDM : 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 ("GdiGetDevmodeForPage" gdi-get-devmode-for-page :convention :stdcall) :int32
  (spool-file-handle :pointer)   ; HANDLE
  (dw-page-number :uint32)   ; DWORD
  (p-curr-dm :pointer)   ; DEVMODEW** in/out
  (p-last-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 $GdiGetDevmodeForPage = Win32::API::More->new('GDI32',
    'BOOL GdiGetDevmodeForPage(HANDLE SpoolFileHandle, DWORD dwPageNumber, LPVOID pCurrDM, LPVOID pLastDM)');
# my $ret = $GdiGetDevmodeForPage->Call($SpoolFileHandle, $dwPageNumber, $pCurrDM, $pLastDM);
# SpoolFileHandle : HANDLE -> HANDLE
# dwPageNumber : DWORD -> DWORD
# pCurrDM : DEVMODEW** in/out -> LPVOID
# pLastDM : 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。

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