DSA_EnumCallback

関数

動的構造体配列の各要素にコールバックを適用する。

DLLCOMCTL32.dll呼出規約winapi対応OSWindows Vista 以降

シグネチャ

// COMCTL32.dll
#include <windows.h>

void DSA_EnumCallback(
    HDSA hdsa,
    PFNDAENUMCALLBACK pfnCB,
    void* pData   // optional
);

パラメーター

名前	型	方向
hdsa	HDSA	in
pfnCB	PFNDAENUMCALLBACK	in
pData	void*	inoptional

戻り値の型: void

各言語での呼び出し定義

// COMCTL32.dll
#include <windows.h>

void DSA_EnumCallback(
    HDSA hdsa,
    PFNDAENUMCALLBACK pfnCB,
    void* pData   // optional
);

[DllImport("COMCTL32.dll", ExactSpelling = true)]
static extern void DSA_EnumCallback(
    IntPtr hdsa,   // HDSA
    IntPtr pfnCB,   // PFNDAENUMCALLBACK
    IntPtr pData   // void* optional
);

<DllImport("COMCTL32.dll", ExactSpelling:=True)>
Public Shared Sub DSA_EnumCallback(
    hdsa As IntPtr,   ' HDSA
    pfnCB As IntPtr,   ' PFNDAENUMCALLBACK
    pData As IntPtr   ' void* optional
)
End Sub

' hdsa : HDSA
' pfnCB : PFNDAENUMCALLBACK
' pData : void* optional
Declare PtrSafe Sub DSA_EnumCallback Lib "comctl32" ( _
    ByVal hdsa As LongPtr, _
    ByVal pfnCB As LongPtr, _
    ByVal pData As LongPtr)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

DSA_EnumCallback = ctypes.windll.comctl32.DSA_EnumCallback
DSA_EnumCallback.restype = None
DSA_EnumCallback.argtypes = [
    ctypes.c_ssize_t,  # hdsa : HDSA
    ctypes.c_void_p,  # pfnCB : PFNDAENUMCALLBACK
    ctypes.POINTER(None),  # pData : void* optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('COMCTL32.dll')
DSA_EnumCallback = Fiddle::Function.new(
  lib['DSA_EnumCallback'],
  [
    Fiddle::TYPE_INTPTR_T,  # hdsa : HDSA
    Fiddle::TYPE_VOIDP,  # pfnCB : PFNDAENUMCALLBACK
    Fiddle::TYPE_VOIDP,  # pData : void* optional
  ],
  Fiddle::TYPE_VOID)

#[link(name = "comctl32")]
extern "system" {
    fn DSA_EnumCallback(
        hdsa: isize,  // HDSA
        pfnCB: *const core::ffi::c_void,  // PFNDAENUMCALLBACK
        pData: *mut ()  // void* optional
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("COMCTL32.dll")]
public static extern void DSA_EnumCallback(IntPtr hdsa, IntPtr pfnCB, IntPtr pData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'COMCTL32_DSA_EnumCallback' -Namespace Win32 -PassThru
# $api::DSA_EnumCallback(hdsa, pfnCB, pData)

#uselib "COMCTL32.dll"
#func global DSA_EnumCallback "DSA_EnumCallback" sptr, sptr, sptr
; DSA_EnumCallback hdsa, pfnCB, pData
; hdsa : HDSA -> "sptr"
; pfnCB : PFNDAENUMCALLBACK -> "sptr"
; pData : void* optional -> "sptr"

#uselib "COMCTL32.dll"
#func global DSA_EnumCallback "DSA_EnumCallback" sptr, sptr, sptr
; DSA_EnumCallback hdsa, pfnCB, pData
; hdsa : HDSA -> "sptr"
; pfnCB : PFNDAENUMCALLBACK -> "sptr"
; pData : void* optional -> "sptr"

; void DSA_EnumCallback(HDSA hdsa, PFNDAENUMCALLBACK pfnCB, void* pData)
#uselib "COMCTL32.dll"
#func global DSA_EnumCallback "DSA_EnumCallback" intptr, intptr, intptr
; DSA_EnumCallback hdsa, pfnCB, pData
; hdsa : HDSA -> "intptr"
; pfnCB : PFNDAENUMCALLBACK -> "intptr"
; pData : void* optional -> "intptr"

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

var (
	comctl32 = windows.NewLazySystemDLL("COMCTL32.dll")
	procDSA_EnumCallback = comctl32.NewProc("DSA_EnumCallback")
)

// hdsa (HDSA), pfnCB (PFNDAENUMCALLBACK), pData (void* optional)
r1, _, err := procDSA_EnumCallback.Call(
	uintptr(hdsa),
	uintptr(pfnCB),
	uintptr(pData),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure DSA_EnumCallback(
  hdsa: NativeInt;   // HDSA
  pfnCB: Pointer;   // PFNDAENUMCALLBACK
  pData: Pointer   // void* optional
); stdcall;
  external 'COMCTL32.dll' name 'DSA_EnumCallback';

result := DllCall("COMCTL32\DSA_EnumCallback"
    , "Ptr", hdsa   ; HDSA
    , "Ptr", pfnCB   ; PFNDAENUMCALLBACK
    , "Ptr", pData   ; void* optional
    , "Int")   ; return: void

●DSA_EnumCallback(hdsa, pfnCB, pData) = DLL("COMCTL32.dll", "int DSA_EnumCallback(int, void*, void*)")
# 呼び出し: DSA_EnumCallback(hdsa, pfnCB, pData)
# hdsa : HDSA -> "int"
# pfnCB : PFNDAENUMCALLBACK -> "void*"
# pData : void* optional -> "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)。