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GdiGetSpoolFileHandle

関数

印刷スプールファイルのハンドルを取得する。

DLLGDI32.dll呼出規約winapi

シグネチャ

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

HANDLE GdiGetSpoolFileHandle(
    LPWSTR pwszPrinterName,
    DEVMODEW* pDevmode,
    LPWSTR pwszDocName
);

パラメーター

名前	型	方向
pwszPrinterName	LPWSTR	in
pDevmode	DEVMODEW*	inout
pwszDocName	LPWSTR	in

戻り値の型: HANDLE

各言語での呼び出し定義

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

HANDLE GdiGetSpoolFileHandle(
    LPWSTR pwszPrinterName,
    DEVMODEW* pDevmode,
    LPWSTR pwszDocName
);

[DllImport("GDI32.dll", ExactSpelling = true)]
static extern IntPtr GdiGetSpoolFileHandle(
    [MarshalAs(UnmanagedType.LPWStr)] string pwszPrinterName,   // LPWSTR
    IntPtr pDevmode,   // DEVMODEW* in/out
    [MarshalAs(UnmanagedType.LPWStr)] string pwszDocName   // LPWSTR
);

<DllImport("GDI32.dll", ExactSpelling:=True)>
Public Shared Function GdiGetSpoolFileHandle(
    <MarshalAs(UnmanagedType.LPWStr)> pwszPrinterName As String,   ' LPWSTR
    pDevmode As IntPtr,   ' DEVMODEW* in/out
    <MarshalAs(UnmanagedType.LPWStr)> pwszDocName As String   ' LPWSTR
) As IntPtr
End Function

' pwszPrinterName : LPWSTR
' pDevmode : DEVMODEW* in/out
' pwszDocName : LPWSTR
Declare PtrSafe Function GdiGetSpoolFileHandle Lib "gdi32" ( _
    ByVal pwszPrinterName As LongPtr, _
    ByVal pDevmode As LongPtr, _
    ByVal pwszDocName As LongPtr) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GdiGetSpoolFileHandle = ctypes.windll.gdi32.GdiGetSpoolFileHandle
GdiGetSpoolFileHandle.restype = ctypes.c_void_p
GdiGetSpoolFileHandle.argtypes = [
    wintypes.LPCWSTR,  # pwszPrinterName : LPWSTR
    ctypes.c_void_p,  # pDevmode : DEVMODEW* in/out
    wintypes.LPCWSTR,  # pwszDocName : LPWSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('GDI32.dll')
GdiGetSpoolFileHandle = Fiddle::Function.new(
  lib['GdiGetSpoolFileHandle'],
  [
    Fiddle::TYPE_VOIDP,  # pwszPrinterName : LPWSTR
    Fiddle::TYPE_VOIDP,  # pDevmode : DEVMODEW* in/out
    Fiddle::TYPE_VOIDP,  # pwszDocName : LPWSTR
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "gdi32")]
extern "system" {
    fn GdiGetSpoolFileHandle(
        pwszPrinterName: *mut u16,  // LPWSTR
        pDevmode: *mut DEVMODEW,  // DEVMODEW* in/out
        pwszDocName: *mut u16  // LPWSTR
    ) -> *mut core::ffi::c_void;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("GDI32.dll")]
public static extern IntPtr GdiGetSpoolFileHandle([MarshalAs(UnmanagedType.LPWStr)] string pwszPrinterName, IntPtr pDevmode, [MarshalAs(UnmanagedType.LPWStr)] string pwszDocName);
"@
$api = Add-Type -MemberDefinition $sig -Name 'GDI32_GdiGetSpoolFileHandle' -Namespace Win32 -PassThru
# $api::GdiGetSpoolFileHandle(pwszPrinterName, pDevmode, pwszDocName)

#uselib "GDI32.dll"
#func global GdiGetSpoolFileHandle "GdiGetSpoolFileHandle" sptr, sptr, sptr
; GdiGetSpoolFileHandle pwszPrinterName, varptr(pDevmode), pwszDocName   ; 戻り値は stat
; pwszPrinterName : LPWSTR -> "sptr"
; pDevmode : DEVMODEW* in/out -> "sptr"
; pwszDocName : LPWSTR -> "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 GdiGetSpoolFileHandle "GdiGetSpoolFileHandle" wstr, var, wstr
; res = GdiGetSpoolFileHandle(pwszPrinterName, pDevmode, pwszDocName)
; pwszPrinterName : LPWSTR -> "wstr"
; pDevmode : DEVMODEW* in/out -> "var"
; pwszDocName : LPWSTR -> "wstr"
; ※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 GdiGetSpoolFileHandle "GdiGetSpoolFileHandle" wstr, sptr, wstr
; res = GdiGetSpoolFileHandle(pwszPrinterName, varptr(pDevmode), pwszDocName)
; pwszPrinterName : LPWSTR -> "wstr"
; pDevmode : DEVMODEW* in/out -> "sptr"
; pwszDocName : LPWSTR -> "wstr"
; ※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:

; HANDLE GdiGetSpoolFileHandle(LPWSTR pwszPrinterName, DEVMODEW* pDevmode, LPWSTR pwszDocName)
#uselib "GDI32.dll"
#cfunc global GdiGetSpoolFileHandle "GdiGetSpoolFileHandle" wstr, var, wstr
; res = GdiGetSpoolFileHandle(pwszPrinterName, pDevmode, pwszDocName)
; pwszPrinterName : LPWSTR -> "wstr"
; pDevmode : DEVMODEW* in/out -> "var"
; pwszDocName : LPWSTR -> "wstr"
; ※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。; HANDLE GdiGetSpoolFileHandle(LPWSTR pwszPrinterName, DEVMODEW* pDevmode, LPWSTR pwszDocName)
#uselib "GDI32.dll"
#cfunc global GdiGetSpoolFileHandle "GdiGetSpoolFileHandle" wstr, intptr, wstr
; res = GdiGetSpoolFileHandle(pwszPrinterName, varptr(pDevmode), pwszDocName)
; pwszPrinterName : LPWSTR -> "wstr"
; pDevmode : DEVMODEW* in/out -> "intptr"
; pwszDocName : LPWSTR -> "wstr"
; ※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")
	procGdiGetSpoolFileHandle = gdi32.NewProc("GdiGetSpoolFileHandle")
)

// pwszPrinterName (LPWSTR), pDevmode (DEVMODEW* in/out), pwszDocName (LPWSTR)
r1, _, err := procGdiGetSpoolFileHandle.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwszPrinterName))),
	uintptr(pDevmode),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwszDocName))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HANDLE

function GdiGetSpoolFileHandle(
  pwszPrinterName: PWideChar;   // LPWSTR
  pDevmode: Pointer;   // DEVMODEW* in/out
  pwszDocName: PWideChar   // LPWSTR
): THandle; stdcall;
  external 'GDI32.dll' name 'GdiGetSpoolFileHandle';

result := DllCall("GDI32\GdiGetSpoolFileHandle"
    , "WStr", pwszPrinterName   ; LPWSTR
    , "Ptr", pDevmode   ; DEVMODEW* in/out
    , "WStr", pwszDocName   ; LPWSTR
    , "Ptr")   ; return: HANDLE

●GdiGetSpoolFileHandle(pwszPrinterName, pDevmode, pwszDocName) = DLL("GDI32.dll", "void* GdiGetSpoolFileHandle(char*, void*, char*)")
# 呼び出し: GdiGetSpoolFileHandle(pwszPrinterName, pDevmode, pwszDocName)
# pwszPrinterName : LPWSTR -> "char*"
# pDevmode : DEVMODEW* in/out -> "void*"
# pwszDocName : LPWSTR -> "char*"
# 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)。