JsGetPropertyNameFromId
関数プロパティIDから対応するプロパティ名を取得する。
シグネチャ
// chakra.dll
#include <windows.h>
JsErrorCode JsGetPropertyNameFromId(
void* propertyId,
const WORD** name
);パラメーター
| 名前 | 型 | 方向 |
|---|---|---|
| propertyId | void* | in |
| name | WORD** | out |
戻り値の型: JsErrorCode
各言語での呼び出し定義
// chakra.dll
#include <windows.h>
JsErrorCode JsGetPropertyNameFromId(
void* propertyId,
const WORD** name
);[DllImport("chakra.dll", ExactSpelling = true)]
static extern uint JsGetPropertyNameFromId(
IntPtr propertyId, // void*
IntPtr name // WORD** out
);<DllImport("chakra.dll", ExactSpelling:=True)>
Public Shared Function JsGetPropertyNameFromId(
propertyId As IntPtr, ' void*
name As IntPtr ' WORD** out
) As UInteger
End Function' propertyId : void*
' name : WORD** out
Declare PtrSafe Function JsGetPropertyNameFromId Lib "chakra" ( _
ByVal propertyId As LongPtr, _
ByVal name 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
JsGetPropertyNameFromId = ctypes.windll.chakra.JsGetPropertyNameFromId
JsGetPropertyNameFromId.restype = wintypes.DWORD
JsGetPropertyNameFromId.argtypes = [
ctypes.POINTER(None), # propertyId : void*
ctypes.c_void_p, # name : WORD** out
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('chakra.dll')
JsGetPropertyNameFromId = Fiddle::Function.new(
lib['JsGetPropertyNameFromId'],
[
Fiddle::TYPE_VOIDP, # propertyId : void*
Fiddle::TYPE_VOIDP, # name : WORD** out
],
-Fiddle::TYPE_INT)#[link(name = "chakra")]
extern "system" {
fn JsGetPropertyNameFromId(
propertyId: *mut (), // void*
name: *const *const u16 // WORD** out
) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("chakra.dll")]
public static extern uint JsGetPropertyNameFromId(IntPtr propertyId, IntPtr name);
"@
$api = Add-Type -MemberDefinition $sig -Name 'chakra_JsGetPropertyNameFromId' -Namespace Win32 -PassThru
# $api::JsGetPropertyNameFromId(propertyId, name)#uselib "chakra.dll"
#func global JsGetPropertyNameFromId "JsGetPropertyNameFromId" sptr, sptr
; JsGetPropertyNameFromId propertyId, varptr(name) ; 戻り値は stat
; propertyId : void* -> "sptr"
; name : WORD** 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 "chakra.dll" #cfunc global JsGetPropertyNameFromId "JsGetPropertyNameFromId" sptr, var ; res = JsGetPropertyNameFromId(propertyId, name) ; propertyId : void* -> "sptr" ; name : WORD** 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 "chakra.dll" #cfunc global JsGetPropertyNameFromId "JsGetPropertyNameFromId" sptr, sptr ; res = JsGetPropertyNameFromId(propertyId, varptr(name)) ; propertyId : void* -> "sptr" ; name : WORD** 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:
; JsErrorCode JsGetPropertyNameFromId(void* propertyId, WORD** name) #uselib "chakra.dll" #cfunc global JsGetPropertyNameFromId "JsGetPropertyNameFromId" intptr, var ; res = JsGetPropertyNameFromId(propertyId, name) ; propertyId : void* -> "intptr" ; name : WORD** 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。; JsErrorCode JsGetPropertyNameFromId(void* propertyId, WORD** name) #uselib "chakra.dll" #cfunc global JsGetPropertyNameFromId "JsGetPropertyNameFromId" intptr, intptr ; res = JsGetPropertyNameFromId(propertyId, varptr(name)) ; propertyId : void* -> "intptr" ; name : WORD** 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 (
chakra = windows.NewLazySystemDLL("chakra.dll")
procJsGetPropertyNameFromId = chakra.NewProc("JsGetPropertyNameFromId")
)
// propertyId (void*), name (WORD** out)
r1, _, err := procJsGetPropertyNameFromId.Call(
uintptr(propertyId),
uintptr(name),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // JsErrorCodefunction JsGetPropertyNameFromId(
propertyId: Pointer; // void*
name: Pointer // WORD** out
): DWORD; stdcall;
external 'chakra.dll' name 'JsGetPropertyNameFromId';result := DllCall("chakra\JsGetPropertyNameFromId"
, "Ptr", propertyId ; void*
, "Ptr", name ; WORD** out
, "UInt") ; return: JsErrorCode●JsGetPropertyNameFromId(propertyId, name) = DLL("chakra.dll", "dword JsGetPropertyNameFromId(void*, void*)")
# 呼び出し: JsGetPropertyNameFromId(propertyId, name)
# propertyId : void* -> "void*"
# name : WORD** 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)。