ホーム › Graphics.Printing › GdiStartPageEMF

GdiStartPageEMF

関数

EMFスプールでのページ印刷を開始する。

DLLGDI32.dll呼出規約winapi

シグネチャ

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

BOOL GdiStartPageEMF(
    HANDLE SpoolFileHandle
);

パラメーター

名前	型	方向
SpoolFileHandle	HANDLE	in

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL GdiStartPageEMF(
    HANDLE SpoolFileHandle
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("GDI32.dll", ExactSpelling = true)]
static extern bool GdiStartPageEMF(
    IntPtr SpoolFileHandle   // HANDLE
);

<DllImport("GDI32.dll", ExactSpelling:=True)>
Public Shared Function GdiStartPageEMF(
    SpoolFileHandle As IntPtr   ' HANDLE
) As Boolean
End Function

' SpoolFileHandle : HANDLE
Declare PtrSafe Function GdiStartPageEMF Lib "gdi32" ( _
    ByVal SpoolFileHandle 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

GdiStartPageEMF = ctypes.windll.gdi32.GdiStartPageEMF
GdiStartPageEMF.restype = wintypes.BOOL
GdiStartPageEMF.argtypes = [
    wintypes.HANDLE,  # SpoolFileHandle : HANDLE
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('GDI32.dll')
GdiStartPageEMF = Fiddle::Function.new(
  lib['GdiStartPageEMF'],
  [
    Fiddle::TYPE_VOIDP,  # SpoolFileHandle : HANDLE
  ],
  Fiddle::TYPE_INT)

#[link(name = "gdi32")]
extern "system" {
    fn GdiStartPageEMF(
        SpoolFileHandle: *mut core::ffi::c_void  // HANDLE
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("GDI32.dll")]
public static extern bool GdiStartPageEMF(IntPtr SpoolFileHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'GDI32_GdiStartPageEMF' -Namespace Win32 -PassThru
# $api::GdiStartPageEMF(SpoolFileHandle)

#uselib "GDI32.dll"
#func global GdiStartPageEMF "GdiStartPageEMF" sptr
; GdiStartPageEMF SpoolFileHandle   ; 戻り値は stat
; SpoolFileHandle : HANDLE -> "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 "GDI32.dll"
#cfunc global GdiStartPageEMF "GdiStartPageEMF" sptr
; res = GdiStartPageEMF(SpoolFileHandle)
; SpoolFileHandle : HANDLE -> "sptr"

; BOOL GdiStartPageEMF(HANDLE SpoolFileHandle)
#uselib "GDI32.dll"
#cfunc global GdiStartPageEMF "GdiStartPageEMF" intptr
; res = GdiStartPageEMF(SpoolFileHandle)
; SpoolFileHandle : HANDLE -> "intptr"

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

var (
	gdi32 = windows.NewLazySystemDLL("GDI32.dll")
	procGdiStartPageEMF = gdi32.NewProc("GdiStartPageEMF")
)

// SpoolFileHandle (HANDLE)
r1, _, err := procGdiStartPageEMF.Call(
	uintptr(SpoolFileHandle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function GdiStartPageEMF(
  SpoolFileHandle: THandle   // HANDLE
): BOOL; stdcall;
  external 'GDI32.dll' name 'GdiStartPageEMF';

result := DllCall("GDI32\GdiStartPageEMF"
    , "Ptr", SpoolFileHandle   ; HANDLE
    , "Int")   ; return: BOOL

●GdiStartPageEMF(SpoolFileHandle) = DLL("GDI32.dll", "bool GdiStartPageEMF(void*)")
# 呼び出し: GdiStartPageEMF(SpoolFileHandle)
# SpoolFileHandle : HANDLE -> "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)。