uenum_count

関数

ICU列挙オブジェクトの要素数を取得する。

DLLicuuc.dll呼出規約cdecl

シグネチャ

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

INT uenum_count(
    UEnumeration* en,
    UErrorCode* status
);

パラメーター

名前	型	方向
en	UEnumeration*	inout
status	UErrorCode*	inout

戻り値の型: INT

各言語での呼び出し定義

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

INT uenum_count(
    UEnumeration* en,
    UErrorCode* status
);

[DllImport("icuuc.dll", ExactSpelling = true, CallingConvention = CallingConvention.Cdecl)]
static extern int uenum_count(
    ref IntPtr en,   // UEnumeration* in/out
    ref int status   // UErrorCode* in/out
);

<DllImport("icuuc.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function uenum_count(
    ByRef en As IntPtr,   ' UEnumeration* in/out
    ByRef status As Integer   ' UErrorCode* in/out
) As Integer
End Function

' en : UEnumeration* in/out
' status : UErrorCode* in/out
Declare PtrSafe Function uenum_count Lib "icuuc" ( _
    ByRef en As LongPtr, _
    ByRef status As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

uenum_count = ctypes.cdll.icuuc.uenum_count
uenum_count.restype = ctypes.c_int
uenum_count.argtypes = [
    ctypes.c_void_p,  # en : UEnumeration* in/out
    ctypes.c_void_p,  # status : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuuc.dll')
uenum_count = Fiddle::Function.new(
  lib['uenum_count'],
  [
    Fiddle::TYPE_VOIDP,  # en : UEnumeration* in/out
    Fiddle::TYPE_VOIDP,  # status : UErrorCode* in/out
  ],
  Fiddle::TYPE_INT, Fiddle::Function::CDECL)

#[link(name = "icuuc")]
extern "C" {
    fn uenum_count(
        en: *mut isize,  // UEnumeration* in/out
        status: *mut i32  // UErrorCode* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuuc.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern int uenum_count(ref IntPtr en, ref int status);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuuc_uenum_count' -Namespace Win32 -PassThru
# $api::uenum_count(en, status)

#uselib "icuuc.dll"
#func global uenum_count "uenum_count" sptr, sptr
; uenum_count en, status   ; 戻り値は stat
; en : UEnumeration* in/out -> "sptr"
; status : UErrorCode* 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。

#uselib "icuuc.dll"
#cfunc global uenum_count "uenum_count" int, int
; res = uenum_count(en, status)
; en : UEnumeration* in/out -> "int"
; status : UErrorCode* in/out -> "int"

; INT uenum_count(UEnumeration* en, UErrorCode* status)
#uselib "icuuc.dll"
#cfunc global uenum_count "uenum_count" int, int
; res = uenum_count(en, status)
; en : UEnumeration* in/out -> "int"
; status : UErrorCode* in/out -> "int"

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

var (
	icuuc = windows.NewLazySystemDLL("icuuc.dll")
	procuenum_count = icuuc.NewProc("uenum_count")
)

// en (UEnumeration* in/out), status (UErrorCode* in/out)
r1, _, err := procuenum_count.Call(
	uintptr(en),
	uintptr(status),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function uenum_count(
  en: Pointer;   // UEnumeration* in/out
  status: Pointer   // UErrorCode* in/out
): Integer; cdecl;
  external 'icuuc.dll' name 'uenum_count';

result := DllCall("icuuc\uenum_count"
    , "Ptr", en   ; UEnumeration* in/out
    , "Ptr", status   ; UErrorCode* in/out
    , "Cdecl Int")   ; return: INT

●uenum_count(en, status) = DLL("icuuc.dll", "int uenum_count(void*, void*)")
# 呼び出し: uenum_count(en, status)
# en : UEnumeration* in/out -> "void*"
# status : UErrorCode* 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)。
# ※cdecl関数。DLL()宣言はstdcall前提。cdeclは EXEC_PTR(`cdecl`,…) を使用。