UiaGetRootNode

関数

デスクトップのルートUIオートメーションノードを取得する。

DLLUIAutomationCore.dll呼出規約winapi対応OSWindows XP 以降

シグネチャ

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

HRESULT UiaGetRootNode(
    HUIANODE* phnode
);

パラメーター

名前	型	方向
phnode	HUIANODE*	inout

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT UiaGetRootNode(
    HUIANODE* phnode
);

[DllImport("UIAutomationCore.dll", ExactSpelling = true)]
static extern int UiaGetRootNode(
    IntPtr phnode   // HUIANODE* in/out
);

<DllImport("UIAutomationCore.dll", ExactSpelling:=True)>
Public Shared Function UiaGetRootNode(
    phnode As IntPtr   ' HUIANODE* in/out
) As Integer
End Function

' phnode : HUIANODE* in/out
Declare PtrSafe Function UiaGetRootNode Lib "uiautomationcore" ( _
    ByVal phnode 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

UiaGetRootNode = ctypes.windll.uiautomationcore.UiaGetRootNode
UiaGetRootNode.restype = ctypes.c_int
UiaGetRootNode.argtypes = [
    ctypes.c_void_p,  # phnode : HUIANODE* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('UIAutomationCore.dll')
UiaGetRootNode = Fiddle::Function.new(
  lib['UiaGetRootNode'],
  [
    Fiddle::TYPE_VOIDP,  # phnode : HUIANODE* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "uiautomationcore")]
extern "system" {
    fn UiaGetRootNode(
        phnode: *mut *mut core::ffi::c_void  // HUIANODE* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("UIAutomationCore.dll")]
public static extern int UiaGetRootNode(IntPtr phnode);
"@
$api = Add-Type -MemberDefinition $sig -Name 'UIAutomationCore_UiaGetRootNode' -Namespace Win32 -PassThru
# $api::UiaGetRootNode(phnode)

#uselib "UIAutomationCore.dll"
#func global UiaGetRootNode "UiaGetRootNode" sptr
; UiaGetRootNode phnode   ; 戻り値は stat
; phnode : HUIANODE* 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 "UIAutomationCore.dll"
#cfunc global UiaGetRootNode "UiaGetRootNode" sptr
; res = UiaGetRootNode(phnode)
; phnode : HUIANODE* in/out -> "sptr"

; HRESULT UiaGetRootNode(HUIANODE* phnode)
#uselib "UIAutomationCore.dll"
#cfunc global UiaGetRootNode "UiaGetRootNode" intptr
; res = UiaGetRootNode(phnode)
; phnode : HUIANODE* in/out -> "intptr"

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

var (
	uiautomationcore = windows.NewLazySystemDLL("UIAutomationCore.dll")
	procUiaGetRootNode = uiautomationcore.NewProc("UiaGetRootNode")
)

// phnode (HUIANODE* in/out)
r1, _, err := procUiaGetRootNode.Call(
	uintptr(phnode),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function UiaGetRootNode(
  phnode: Pointer   // HUIANODE* in/out
): Integer; stdcall;
  external 'UIAutomationCore.dll' name 'UiaGetRootNode';

result := DllCall("UIAutomationCore\UiaGetRootNode"
    , "Ptr", phnode   ; HUIANODE* in/out
    , "Int")   ; return: HRESULT

●UiaGetRootNode(phnode) = DLL("UIAutomationCore.dll", "int UiaGetRootNode(void*)")
# 呼び出し: UiaGetRootNode(phnode)
# phnode : HUIANODE* 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)。