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SpoolerFindNextPrinterChangeNotification
関数スプーラーで次のプリンター変更通知を取得する。
シグネチャ
// SPOOLSS.dll
#include <windows.h>
BOOL SpoolerFindNextPrinterChangeNotification(
PRINTER_HANDLE hPrinter,
DWORD* pfdwChange,
void* pPrinterNotifyOptions, // optional
void** ppPrinterNotifyInfo // optional
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| hPrinter | PRINTER_HANDLE | in | OpenPrinterで取得したプリンタハンドル。 |
| pfdwChange | DWORD* | out | 発生した変更内容を受け取るDWORDへのポインタ。 |
| pPrinterNotifyOptions | void* | inoptional | 再取得時の監視対象を指定するPRINTER_NOTIFY_OPTIONSへのポインタ。NULL可。 |
| ppPrinterNotifyInfo | void** | inoutoptional | 変更情報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
// SPOOLSS.dll
#include <windows.h>
BOOL SpoolerFindNextPrinterChangeNotification(
PRINTER_HANDLE hPrinter,
DWORD* pfdwChange,
void* pPrinterNotifyOptions, // optional
void** ppPrinterNotifyInfo // optional
);[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("SPOOLSS.dll", ExactSpelling = true)]
static extern bool SpoolerFindNextPrinterChangeNotification(
PRINTER_HANDLE hPrinter, // PRINTER_HANDLE
out uint pfdwChange, // DWORD* out
IntPtr pPrinterNotifyOptions, // void* optional
IntPtr ppPrinterNotifyInfo // void** optional, in/out
);<DllImport("SPOOLSS.dll", ExactSpelling:=True)>
Public Shared Function SpoolerFindNextPrinterChangeNotification(
hPrinter As PRINTER_HANDLE, ' PRINTER_HANDLE
<Out> ByRef pfdwChange As UInteger, ' DWORD* out
pPrinterNotifyOptions As IntPtr, ' void* optional
ppPrinterNotifyInfo As IntPtr ' void** optional, in/out
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function' hPrinter : PRINTER_HANDLE
' pfdwChange : DWORD* out
' pPrinterNotifyOptions : void* optional
' ppPrinterNotifyInfo : void** optional, in/out
Declare PtrSafe Function SpoolerFindNextPrinterChangeNotification Lib "spoolss" ( _
ByVal hPrinter As LongPtr, _
ByRef pfdwChange As Long, _
ByVal pPrinterNotifyOptions As LongPtr, _
ByVal ppPrinterNotifyInfo 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
SpoolerFindNextPrinterChangeNotification = ctypes.windll.spoolss.SpoolerFindNextPrinterChangeNotification
SpoolerFindNextPrinterChangeNotification.restype = wintypes.BOOL
SpoolerFindNextPrinterChangeNotification.argtypes = [
PRINTER_HANDLE, # hPrinter : PRINTER_HANDLE
ctypes.POINTER(wintypes.DWORD), # pfdwChange : DWORD* out
ctypes.POINTER(None), # pPrinterNotifyOptions : void* optional
ctypes.c_void_p, # ppPrinterNotifyInfo : void** optional, in/out
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('SPOOLSS.dll')
SpoolerFindNextPrinterChangeNotification = Fiddle::Function.new(
lib['SpoolerFindNextPrinterChangeNotification'],
[
Fiddle::TYPE_VOIDP, # hPrinter : PRINTER_HANDLE
Fiddle::TYPE_VOIDP, # pfdwChange : DWORD* out
Fiddle::TYPE_VOIDP, # pPrinterNotifyOptions : void* optional
Fiddle::TYPE_VOIDP, # ppPrinterNotifyInfo : void** optional, in/out
],
Fiddle::TYPE_INT)#[link(name = "spoolss")]
extern "system" {
fn SpoolerFindNextPrinterChangeNotification(
hPrinter: PRINTER_HANDLE, // PRINTER_HANDLE
pfdwChange: *mut u32, // DWORD* out
pPrinterNotifyOptions: *mut (), // void* optional
ppPrinterNotifyInfo: *mut *mut () // void** optional, in/out
) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("SPOOLSS.dll")]
public static extern bool SpoolerFindNextPrinterChangeNotification(PRINTER_HANDLE hPrinter, out uint pfdwChange, IntPtr pPrinterNotifyOptions, IntPtr ppPrinterNotifyInfo);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SPOOLSS_SpoolerFindNextPrinterChangeNotification' -Namespace Win32 -PassThru
# $api::SpoolerFindNextPrinterChangeNotification(hPrinter, pfdwChange, pPrinterNotifyOptions, ppPrinterNotifyInfo)#uselib "SPOOLSS.dll"
#func global SpoolerFindNextPrinterChangeNotification "SpoolerFindNextPrinterChangeNotification" sptr, sptr, sptr, sptr
; SpoolerFindNextPrinterChangeNotification hPrinter, varptr(pfdwChange), pPrinterNotifyOptions, ppPrinterNotifyInfo ; 戻り値は stat
; hPrinter : PRINTER_HANDLE -> "sptr"
; pfdwChange : DWORD* out -> "sptr"
; pPrinterNotifyOptions : void* optional -> "sptr"
; ppPrinterNotifyInfo : void** optional, in/out -> "sptr"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。
; ※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 "SPOOLSS.dll" #cfunc global SpoolerFindNextPrinterChangeNotification "SpoolerFindNextPrinterChangeNotification" int, var, sptr, sptr ; res = SpoolerFindNextPrinterChangeNotification(hPrinter, pfdwChange, pPrinterNotifyOptions, ppPrinterNotifyInfo) ; hPrinter : PRINTER_HANDLE -> "int" ; pfdwChange : DWORD* out -> "var" ; pPrinterNotifyOptions : void* optional -> "sptr" ; ppPrinterNotifyInfo : void** optional, in/out -> "sptr" ; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。 ; ※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 "SPOOLSS.dll" #cfunc global SpoolerFindNextPrinterChangeNotification "SpoolerFindNextPrinterChangeNotification" int, sptr, sptr, sptr ; res = SpoolerFindNextPrinterChangeNotification(hPrinter, varptr(pfdwChange), pPrinterNotifyOptions, ppPrinterNotifyInfo) ; hPrinter : PRINTER_HANDLE -> "int" ; pfdwChange : DWORD* out -> "sptr" ; pPrinterNotifyOptions : void* optional -> "sptr" ; ppPrinterNotifyInfo : void** optional, in/out -> "sptr" ; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。 ; ※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 SpoolerFindNextPrinterChangeNotification(PRINTER_HANDLE hPrinter, DWORD* pfdwChange, void* pPrinterNotifyOptions, void** ppPrinterNotifyInfo) #uselib "SPOOLSS.dll" #cfunc global SpoolerFindNextPrinterChangeNotification "SpoolerFindNextPrinterChangeNotification" int, var, intptr, intptr ; res = SpoolerFindNextPrinterChangeNotification(hPrinter, pfdwChange, pPrinterNotifyOptions, ppPrinterNotifyInfo) ; hPrinter : PRINTER_HANDLE -> "int" ; pfdwChange : DWORD* out -> "var" ; pPrinterNotifyOptions : void* optional -> "intptr" ; ppPrinterNotifyInfo : void** optional, in/out -> "intptr" ; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。 ; ※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 SpoolerFindNextPrinterChangeNotification(PRINTER_HANDLE hPrinter, DWORD* pfdwChange, void* pPrinterNotifyOptions, void** ppPrinterNotifyInfo) #uselib "SPOOLSS.dll" #cfunc global SpoolerFindNextPrinterChangeNotification "SpoolerFindNextPrinterChangeNotification" int, intptr, intptr, intptr ; res = SpoolerFindNextPrinterChangeNotification(hPrinter, varptr(pfdwChange), pPrinterNotifyOptions, ppPrinterNotifyInfo) ; hPrinter : PRINTER_HANDLE -> "int" ; pfdwChange : DWORD* out -> "intptr" ; pPrinterNotifyOptions : void* optional -> "intptr" ; ppPrinterNotifyInfo : void** optional, in/out -> "intptr" ; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。 ; ※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 (
spoolss = windows.NewLazySystemDLL("SPOOLSS.dll")
procSpoolerFindNextPrinterChangeNotification = spoolss.NewProc("SpoolerFindNextPrinterChangeNotification")
)
// hPrinter (PRINTER_HANDLE), pfdwChange (DWORD* out), pPrinterNotifyOptions (void* optional), ppPrinterNotifyInfo (void** optional, in/out)
r1, _, err := procSpoolerFindNextPrinterChangeNotification.Call(
uintptr(hPrinter),
uintptr(pfdwChange),
uintptr(pPrinterNotifyOptions),
uintptr(ppPrinterNotifyInfo),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // BOOLfunction SpoolerFindNextPrinterChangeNotification(
hPrinter: PRINTER_HANDLE; // PRINTER_HANDLE
pfdwChange: Pointer; // DWORD* out
pPrinterNotifyOptions: Pointer; // void* optional
ppPrinterNotifyInfo: Pointer // void** optional, in/out
): BOOL; stdcall;
external 'SPOOLSS.dll' name 'SpoolerFindNextPrinterChangeNotification';result := DllCall("SPOOLSS\SpoolerFindNextPrinterChangeNotification"
, "Ptr", hPrinter ; PRINTER_HANDLE
, "Ptr", pfdwChange ; DWORD* out
, "Ptr", pPrinterNotifyOptions ; void* optional
, "Ptr", ppPrinterNotifyInfo ; void** optional, in/out
, "Int") ; return: BOOL●SpoolerFindNextPrinterChangeNotification(hPrinter, pfdwChange, pPrinterNotifyOptions, ppPrinterNotifyInfo) = DLL("SPOOLSS.dll", "bool SpoolerFindNextPrinterChangeNotification(void*, void*, void*, void*)")
# 呼び出し: SpoolerFindNextPrinterChangeNotification(hPrinter, pfdwChange, pPrinterNotifyOptions, ppPrinterNotifyInfo)
# hPrinter : PRINTER_HANDLE -> "void*"
# pfdwChange : DWORD* out -> "void*"
# pPrinterNotifyOptions : void* optional -> "void*"
# ppPrinterNotifyInfo : void** optional, 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 "spoolss" fn SpoolerFindNextPrinterChangeNotification(
hPrinter: PRINTER_HANDLE, // PRINTER_HANDLE
pfdwChange: [*c]u32, // DWORD* out
pPrinterNotifyOptions: ?*anyopaque, // void* optional
ppPrinterNotifyInfo: ?*anyopaque // void** optional, in/out
) callconv(std.os.windows.WINAPI) i32;proc SpoolerFindNextPrinterChangeNotification(
hPrinter: PRINTER_HANDLE, # PRINTER_HANDLE
pfdwChange: ptr uint32, # DWORD* out
pPrinterNotifyOptions: pointer, # void* optional
ppPrinterNotifyInfo: pointer # void** optional, in/out
): int32 {.importc: "SpoolerFindNextPrinterChangeNotification", stdcall, dynlib: "SPOOLSS.dll".}pragma(lib, "spoolss");
extern(Windows)
int SpoolerFindNextPrinterChangeNotification(
PRINTER_HANDLE hPrinter, // PRINTER_HANDLE
uint* pfdwChange, // DWORD* out
void* pPrinterNotifyOptions, // void* optional
void** ppPrinterNotifyInfo // void** optional, in/out
);ccall((:SpoolerFindNextPrinterChangeNotification, "SPOOLSS.dll"), stdcall, Int32,
(PRINTER_HANDLE, Ptr{UInt32}, Ptr{Cvoid}, Ptr{Cvoid}),
hPrinter, pfdwChange, pPrinterNotifyOptions, ppPrinterNotifyInfo)
# hPrinter : PRINTER_HANDLE -> PRINTER_HANDLE
# pfdwChange : DWORD* out -> Ptr{UInt32}
# pPrinterNotifyOptions : void* optional -> Ptr{Cvoid}
# ppPrinterNotifyInfo : void** optional, in/out -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
int32_t SpoolerFindNextPrinterChangeNotification(
PRINTER_HANDLE hPrinter,
uint32_t* pfdwChange,
void* pPrinterNotifyOptions,
void** ppPrinterNotifyInfo);
]]
local spoolss = ffi.load("spoolss")
-- spoolss.SpoolerFindNextPrinterChangeNotification(hPrinter, pfdwChange, pPrinterNotifyOptions, ppPrinterNotifyInfo)
-- hPrinter : PRINTER_HANDLE
-- pfdwChange : DWORD* out
-- pPrinterNotifyOptions : void* optional
-- ppPrinterNotifyInfo : void** optional, 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('SPOOLSS.dll');
const SpoolerFindNextPrinterChangeNotification = lib.func('__stdcall', 'SpoolerFindNextPrinterChangeNotification', 'int32_t', ['PRINTER_HANDLE', 'uint32_t *', 'void *', 'void *']);
// SpoolerFindNextPrinterChangeNotification(hPrinter, pfdwChange, pPrinterNotifyOptions, ppPrinterNotifyInfo)
// hPrinter : PRINTER_HANDLE -> 'PRINTER_HANDLE'
// pfdwChange : DWORD* out -> 'uint32_t *'
// pPrinterNotifyOptions : void* optional -> 'void *'
// ppPrinterNotifyInfo : void** optional, 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("SPOOLSS.dll", {
SpoolerFindNextPrinterChangeNotification: { parameters: ["buffer", "pointer", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.SpoolerFindNextPrinterChangeNotification(hPrinter, pfdwChange, pPrinterNotifyOptions, ppPrinterNotifyInfo)
// hPrinter : PRINTER_HANDLE -> "buffer"
// pfdwChange : DWORD* out -> "pointer"
// pPrinterNotifyOptions : void* optional -> "pointer"
// ppPrinterNotifyInfo : void** optional, 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 SpoolerFindNextPrinterChangeNotification(
PRINTER_HANDLE hPrinter,
uint32_t* pfdwChange,
void* pPrinterNotifyOptions,
void** ppPrinterNotifyInfo);
C, "SPOOLSS.dll");
// $ffi->SpoolerFindNextPrinterChangeNotification(hPrinter, pfdwChange, pPrinterNotifyOptions, ppPrinterNotifyInfo);
// hPrinter : PRINTER_HANDLE
// pfdwChange : DWORD* out
// pPrinterNotifyOptions : void* optional
// ppPrinterNotifyInfo : void** optional, 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 Spoolss extends StdCallLibrary {
Spoolss INSTANCE = Native.load("spoolss", Spoolss.class);
boolean SpoolerFindNextPrinterChangeNotification(
PRINTER_HANDLE /* extends Structure (by value) */ hPrinter, // PRINTER_HANDLE
IntByReference pfdwChange, // DWORD* out
Pointer pPrinterNotifyOptions, // void* optional
Pointer ppPrinterNotifyInfo // void** optional, in/out
);
}@[Link("spoolss")]
lib LibSPOOLSS
fun SpoolerFindNextPrinterChangeNotification = SpoolerFindNextPrinterChangeNotification(
hPrinter : PRINTER_HANDLE, # PRINTER_HANDLE
pfdwChange : UInt32*, # DWORD* out
pPrinterNotifyOptions : Void*, # void* optional
ppPrinterNotifyInfo : Void** # void** optional, 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 SpoolerFindNextPrinterChangeNotificationNative = Int32 Function(PRINTER_HANDLE, Pointer<Uint32>, Pointer<Void>, Pointer<Void>);
typedef SpoolerFindNextPrinterChangeNotificationDart = int Function(int, Pointer<Uint32>, Pointer<Void>, Pointer<Void>);
final SpoolerFindNextPrinterChangeNotification = DynamicLibrary.open('SPOOLSS.dll')
.lookupFunction<SpoolerFindNextPrinterChangeNotificationNative, SpoolerFindNextPrinterChangeNotificationDart>('SpoolerFindNextPrinterChangeNotification');
// hPrinter : PRINTER_HANDLE -> PRINTER_HANDLE
// pfdwChange : DWORD* out -> Pointer<Uint32>
// pPrinterNotifyOptions : void* optional -> Pointer<Void>
// ppPrinterNotifyInfo : void** optional, in/out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function SpoolerFindNextPrinterChangeNotification(
hPrinter: PRINTER_HANDLE; // PRINTER_HANDLE
pfdwChange: Pointer; // DWORD* out
pPrinterNotifyOptions: Pointer; // void* optional
ppPrinterNotifyInfo: Pointer // void** optional, in/out
): BOOL; stdcall;
external 'SPOOLSS.dll' name 'SpoolerFindNextPrinterChangeNotification';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "SpoolerFindNextPrinterChangeNotification"
c_SpoolerFindNextPrinterChangeNotification :: PRINTER_HANDLE -> Ptr Word32 -> Ptr () -> Ptr () -> IO CInt
-- hPrinter : PRINTER_HANDLE -> PRINTER_HANDLE
-- pfdwChange : DWORD* out -> Ptr Word32
-- pPrinterNotifyOptions : void* optional -> Ptr ()
-- ppPrinterNotifyInfo : void** optional, 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。
-- ※値渡し構造体は GHC FFI で直接渡せません。Ptr で渡すラッパ(C側)経由にしてください。open Ctypes
open Foreign
let spoolerfindnextprinterchangenotification =
foreign "SpoolerFindNextPrinterChangeNotification"
(PRINTER_HANDLE @-> (ptr uint32_t) @-> (ptr void) @-> (ptr void) @-> returning int32_t)
(* hPrinter : PRINTER_HANDLE -> PRINTER_HANDLE *)
(* pfdwChange : DWORD* out -> (ptr uint32_t) *)
(* pPrinterNotifyOptions : void* optional -> (ptr void) *)
(* ppPrinterNotifyInfo : void** optional, 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 spoolss (t "SPOOLSS.dll"))
(cffi:use-foreign-library spoolss)
(cffi:defcfun ("SpoolerFindNextPrinterChangeNotification" spooler-find-next-printer-change-notification :convention :stdcall) :int32
(h-printer (:struct printer-handle)) ; PRINTER_HANDLE
(pfdw-change :pointer) ; DWORD* out
(p-printer-notify-options :pointer) ; void* optional
(pp-printer-notify-info :pointer)) ; void** optional, in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $SpoolerFindNextPrinterChangeNotification = Win32::API::More->new('SPOOLSS',
'BOOL SpoolerFindNextPrinterChangeNotification(LPVOID hPrinter, LPVOID pfdwChange, LPVOID pPrinterNotifyOptions, LPVOID ppPrinterNotifyInfo)');
# my $ret = $SpoolerFindNextPrinterChangeNotification->Call($hPrinter, $pfdwChange, $pPrinterNotifyOptions, $ppPrinterNotifyInfo);
# hPrinter : PRINTER_HANDLE -> LPVOID
# pfdwChange : DWORD* out -> LPVOID
# pPrinterNotifyOptions : void* optional -> LPVOID
# ppPrinterNotifyInfo : void** optional, 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