DPA_DestroyCallback

関数

各要素にコールバックを呼んでから動的ポインタ配列を破棄する。

DLLCOMCTL32.dll呼出規約winapi対応OSWindows Vista 以降

シグネチャ

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

void DPA_DestroyCallback(
    HDPA hdpa,   // optional
    PFNDAENUMCALLBACK pfnCB,
    void* pData   // optional
);

パラメーター

名前	型	方向
hdpa	HDPA	inoptional
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 DPA_DestroyCallback(
    HDPA hdpa,   // optional
    PFNDAENUMCALLBACK pfnCB,
    void* pData   // optional
);

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

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

' hdpa : HDPA optional
' pfnCB : PFNDAENUMCALLBACK
' pData : void* optional
Declare PtrSafe Sub DPA_DestroyCallback Lib "comctl32" ( _
    ByVal hdpa 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

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

require 'fiddle'
require 'fiddle/import'

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

#[link(name = "comctl32")]
extern "system" {
    fn DPA_DestroyCallback(
        hdpa: isize,  // HDPA optional
        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 DPA_DestroyCallback(IntPtr hdpa, IntPtr pfnCB, IntPtr pData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'COMCTL32_DPA_DestroyCallback' -Namespace Win32 -PassThru
# $api::DPA_DestroyCallback(hdpa, pfnCB, pData)

#uselib "COMCTL32.dll"
#func global DPA_DestroyCallback "DPA_DestroyCallback" sptr, sptr, sptr
; DPA_DestroyCallback hdpa, pfnCB, pData
; hdpa : HDPA optional -> "sptr"
; pfnCB : PFNDAENUMCALLBACK -> "sptr"
; pData : void* optional -> "sptr"

#uselib "COMCTL32.dll"
#func global DPA_DestroyCallback "DPA_DestroyCallback" sptr, sptr, sptr
; DPA_DestroyCallback hdpa, pfnCB, pData
; hdpa : HDPA optional -> "sptr"
; pfnCB : PFNDAENUMCALLBACK -> "sptr"
; pData : void* optional -> "sptr"

; void DPA_DestroyCallback(HDPA hdpa, PFNDAENUMCALLBACK pfnCB, void* pData)
#uselib "COMCTL32.dll"
#func global DPA_DestroyCallback "DPA_DestroyCallback" intptr, intptr, intptr
; DPA_DestroyCallback hdpa, pfnCB, pData
; hdpa : HDPA optional -> "intptr"
; pfnCB : PFNDAENUMCALLBACK -> "intptr"
; pData : void* optional -> "intptr"

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

var (
	comctl32 = windows.NewLazySystemDLL("COMCTL32.dll")
	procDPA_DestroyCallback = comctl32.NewProc("DPA_DestroyCallback")
)

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

procedure DPA_DestroyCallback(
  hdpa: NativeInt;   // HDPA optional
  pfnCB: Pointer;   // PFNDAENUMCALLBACK
  pData: Pointer   // void* optional
); stdcall;
  external 'COMCTL32.dll' name 'DPA_DestroyCallback';

result := DllCall("COMCTL32\DPA_DestroyCallback"
    , "Ptr", hdpa   ; HDPA optional
    , "Ptr", pfnCB   ; PFNDAENUMCALLBACK
    , "Ptr", pData   ; void* optional
    , "Int")   ; return: void

●DPA_DestroyCallback(hdpa, pfnCB, pData) = DLL("COMCTL32.dll", "int DPA_DestroyCallback(int, void*, void*)")
# 呼び出し: DPA_DestroyCallback(hdpa, pfnCB, pData)
# hdpa : HDPA optional -> "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)。