GetCalendarInfoEx

関数

ロケール名を指定してカレンダー情報を取得する。

DLLKERNEL32.dll呼出規約winapiSetLastErrorあり対応OSWindows Vista 以降

シグネチャ

// KERNEL32.dll
#include <windows.h>

INT GetCalendarInfoEx(
    LPCWSTR lpLocaleName,   // optional
    DWORD Calendar,
    LPCWSTR lpReserved,   // optional
    DWORD CalType,
    LPWSTR lpCalData,   // optional
    INT cchData,
    DWORD* lpValue   // optional
);

パラメーター

名前	型	方向
lpLocaleName	LPCWSTR	inoptional
Calendar	DWORD	in
lpReserved	LPCWSTR	inoptional
CalType	DWORD	in
lpCalData	LPWSTR	outoptional
cchData	INT	in
lpValue	DWORD*	outoptional

戻り値の型: INT

各言語での呼び出し定義

// KERNEL32.dll
#include <windows.h>

INT GetCalendarInfoEx(
    LPCWSTR lpLocaleName,   // optional
    DWORD Calendar,
    LPCWSTR lpReserved,   // optional
    DWORD CalType,
    LPWSTR lpCalData,   // optional
    INT cchData,
    DWORD* lpValue   // optional
);

[DllImport("KERNEL32.dll", SetLastError = true, ExactSpelling = true)]
static extern int GetCalendarInfoEx(
    [MarshalAs(UnmanagedType.LPWStr)] string lpLocaleName,   // LPCWSTR optional
    uint Calendar,   // DWORD
    [MarshalAs(UnmanagedType.LPWStr)] string lpReserved,   // LPCWSTR optional
    uint CalType,   // DWORD
    [MarshalAs(UnmanagedType.LPWStr)] System.Text.StringBuilder lpCalData,   // LPWSTR optional, out
    int cchData,   // INT
    IntPtr lpValue   // DWORD* optional, out
);

<DllImport("KERNEL32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function GetCalendarInfoEx(
    <MarshalAs(UnmanagedType.LPWStr)> lpLocaleName As String,   ' LPCWSTR optional
    Calendar As UInteger,   ' DWORD
    <MarshalAs(UnmanagedType.LPWStr)> lpReserved As String,   ' LPCWSTR optional
    CalType As UInteger,   ' DWORD
    <MarshalAs(UnmanagedType.LPWStr)> lpCalData As System.Text.StringBuilder,   ' LPWSTR optional, out
    cchData As Integer,   ' INT
    lpValue As IntPtr   ' DWORD* optional, out
) As Integer
End Function

' lpLocaleName : LPCWSTR optional
' Calendar : DWORD
' lpReserved : LPCWSTR optional
' CalType : DWORD
' lpCalData : LPWSTR optional, out
' cchData : INT
' lpValue : DWORD* optional, out
Declare PtrSafe Function GetCalendarInfoEx Lib "kernel32" ( _
    ByVal lpLocaleName As LongPtr, _
    ByVal Calendar As Long, _
    ByVal lpReserved As LongPtr, _
    ByVal CalType As Long, _
    ByVal lpCalData As LongPtr, _
    ByVal cchData As Long, _
    ByVal lpValue 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

GetCalendarInfoEx = ctypes.windll.kernel32.GetCalendarInfoEx
GetCalendarInfoEx.restype = ctypes.c_int
GetCalendarInfoEx.argtypes = [
    wintypes.LPCWSTR,  # lpLocaleName : LPCWSTR optional
    wintypes.DWORD,  # Calendar : DWORD
    wintypes.LPCWSTR,  # lpReserved : LPCWSTR optional
    wintypes.DWORD,  # CalType : DWORD
    wintypes.LPWSTR,  # lpCalData : LPWSTR optional, out
    ctypes.c_int,  # cchData : INT
    ctypes.POINTER(wintypes.DWORD),  # lpValue : DWORD* optional, out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
GetCalendarInfoEx = Fiddle::Function.new(
  lib['GetCalendarInfoEx'],
  [
    Fiddle::TYPE_VOIDP,  # lpLocaleName : LPCWSTR optional
    -Fiddle::TYPE_INT,  # Calendar : DWORD
    Fiddle::TYPE_VOIDP,  # lpReserved : LPCWSTR optional
    -Fiddle::TYPE_INT,  # CalType : DWORD
    Fiddle::TYPE_VOIDP,  # lpCalData : LPWSTR optional, out
    Fiddle::TYPE_INT,  # cchData : INT
    Fiddle::TYPE_VOIDP,  # lpValue : DWORD* optional, out
  ],
  Fiddle::TYPE_INT)

#[link(name = "kernel32")]
extern "system" {
    fn GetCalendarInfoEx(
        lpLocaleName: *const u16,  // LPCWSTR optional
        Calendar: u32,  // DWORD
        lpReserved: *const u16,  // LPCWSTR optional
        CalType: u32,  // DWORD
        lpCalData: *mut u16,  // LPWSTR optional, out
        cchData: i32,  // INT
        lpValue: *mut u32  // DWORD* optional, out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("KERNEL32.dll", SetLastError = true)]
public static extern int GetCalendarInfoEx([MarshalAs(UnmanagedType.LPWStr)] string lpLocaleName, uint Calendar, [MarshalAs(UnmanagedType.LPWStr)] string lpReserved, uint CalType, [MarshalAs(UnmanagedType.LPWStr)] System.Text.StringBuilder lpCalData, int cchData, IntPtr lpValue);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_GetCalendarInfoEx' -Namespace Win32 -PassThru
# $api::GetCalendarInfoEx(lpLocaleName, Calendar, lpReserved, CalType, lpCalData, cchData, lpValue)

#uselib "KERNEL32.dll"
#func global GetCalendarInfoEx "GetCalendarInfoEx" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; GetCalendarInfoEx lpLocaleName, Calendar, lpReserved, CalType, varptr(lpCalData), cchData, varptr(lpValue)   ; 戻り値は stat
; lpLocaleName : LPCWSTR optional -> "sptr"
; Calendar : DWORD -> "sptr"
; lpReserved : LPCWSTR optional -> "sptr"
; CalType : DWORD -> "sptr"
; lpCalData : LPWSTR optional, out -> "sptr"
; cchData : INT -> "sptr"
; lpValue : DWORD* optional, 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 "KERNEL32.dll"
#cfunc global GetCalendarInfoEx "GetCalendarInfoEx" wstr, int, wstr, int, var, int, var
; res = GetCalendarInfoEx(lpLocaleName, Calendar, lpReserved, CalType, lpCalData, cchData, lpValue)
; lpLocaleName : LPCWSTR optional -> "wstr"
; Calendar : DWORD -> "int"
; lpReserved : LPCWSTR optional -> "wstr"
; CalType : DWORD -> "int"
; lpCalData : LPWSTR optional, out -> "var"
; cchData : INT -> "int"
; lpValue : DWORD* optional, 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 "KERNEL32.dll"
#cfunc global GetCalendarInfoEx "GetCalendarInfoEx" wstr, int, wstr, int, sptr, int, sptr
; res = GetCalendarInfoEx(lpLocaleName, Calendar, lpReserved, CalType, varptr(lpCalData), cchData, varptr(lpValue))
; lpLocaleName : LPCWSTR optional -> "wstr"
; Calendar : DWORD -> "int"
; lpReserved : LPCWSTR optional -> "wstr"
; CalType : DWORD -> "int"
; lpCalData : LPWSTR optional, out -> "sptr"
; cchData : INT -> "int"
; lpValue : DWORD* optional, 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:

; INT GetCalendarInfoEx(LPCWSTR lpLocaleName, DWORD Calendar, LPCWSTR lpReserved, DWORD CalType, LPWSTR lpCalData, INT cchData, DWORD* lpValue)
#uselib "KERNEL32.dll"
#cfunc global GetCalendarInfoEx "GetCalendarInfoEx" wstr, int, wstr, int, var, int, var
; res = GetCalendarInfoEx(lpLocaleName, Calendar, lpReserved, CalType, lpCalData, cchData, lpValue)
; lpLocaleName : LPCWSTR optional -> "wstr"
; Calendar : DWORD -> "int"
; lpReserved : LPCWSTR optional -> "wstr"
; CalType : DWORD -> "int"
; lpCalData : LPWSTR optional, out -> "var"
; cchData : INT -> "int"
; lpValue : DWORD* optional, 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。; INT GetCalendarInfoEx(LPCWSTR lpLocaleName, DWORD Calendar, LPCWSTR lpReserved, DWORD CalType, LPWSTR lpCalData, INT cchData, DWORD* lpValue)
#uselib "KERNEL32.dll"
#cfunc global GetCalendarInfoEx "GetCalendarInfoEx" wstr, int, wstr, int, intptr, int, intptr
; res = GetCalendarInfoEx(lpLocaleName, Calendar, lpReserved, CalType, varptr(lpCalData), cchData, varptr(lpValue))
; lpLocaleName : LPCWSTR optional -> "wstr"
; Calendar : DWORD -> "int"
; lpReserved : LPCWSTR optional -> "wstr"
; CalType : DWORD -> "int"
; lpCalData : LPWSTR optional, out -> "intptr"
; cchData : INT -> "int"
; lpValue : DWORD* optional, 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 (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procGetCalendarInfoEx = kernel32.NewProc("GetCalendarInfoEx")
)

// lpLocaleName (LPCWSTR optional), Calendar (DWORD), lpReserved (LPCWSTR optional), CalType (DWORD), lpCalData (LPWSTR optional, out), cchData (INT), lpValue (DWORD* optional, out)
r1, _, err := procGetCalendarInfoEx.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpLocaleName))),
	uintptr(Calendar),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpReserved))),
	uintptr(CalType),
	uintptr(lpCalData),
	uintptr(cchData),
	uintptr(lpValue),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function GetCalendarInfoEx(
  lpLocaleName: PWideChar;   // LPCWSTR optional
  Calendar: DWORD;   // DWORD
  lpReserved: PWideChar;   // LPCWSTR optional
  CalType: DWORD;   // DWORD
  lpCalData: PWideChar;   // LPWSTR optional, out
  cchData: Integer;   // INT
  lpValue: Pointer   // DWORD* optional, out
): Integer; stdcall;
  external 'KERNEL32.dll' name 'GetCalendarInfoEx';

result := DllCall("KERNEL32\GetCalendarInfoEx"
    , "WStr", lpLocaleName   ; LPCWSTR optional
    , "UInt", Calendar   ; DWORD
    , "WStr", lpReserved   ; LPCWSTR optional
    , "UInt", CalType   ; DWORD
    , "Ptr", lpCalData   ; LPWSTR optional, out
    , "Int", cchData   ; INT
    , "Ptr", lpValue   ; DWORD* optional, out
    , "Int")   ; return: INT

●GetCalendarInfoEx(lpLocaleName, Calendar, lpReserved, CalType, lpCalData, cchData, lpValue) = DLL("KERNEL32.dll", "int GetCalendarInfoEx(char*, dword, char*, dword, char*, int, void*)")
# 呼び出し: GetCalendarInfoEx(lpLocaleName, Calendar, lpReserved, CalType, lpCalData, cchData, lpValue)
# lpLocaleName : LPCWSTR optional -> "char*"
# Calendar : DWORD -> "dword"
# lpReserved : LPCWSTR optional -> "char*"
# CalType : DWORD -> "dword"
# lpCalData : LPWSTR optional, out -> "char*"
# cchData : INT -> "int"
# lpValue : DWORD* optional, 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)。