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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "AccessibleWrap.h"
#include "EnumVariant.h"
#include "XULMenuAccessibleWrap.h"
#include "nsNameSpaceManager.h"

using namespace mozilla::a11y;

////////////////////////////////////////////////////////////////////////////////
// XULMenuAccessibleWrap
////////////////////////////////////////////////////////////////////////////////

XULMenuitemAccessibleWrap::XULMenuitemAccessibleWrap(nsIContent* aContent,
                                                     DocAccessible* aDoc)
    : XULMenuitemAccessible(aContent, aDoc) {}

ENameValueFlag XULMenuitemAccessibleWrap::Name(nsString& aName) const {
  // XXX This should be done in MSAA's get_accName() so that Accessible::Name()]
  // provides the same results on all platforms
  XULMenuitemAccessible::Name(aName);
  if (aName.IsEmpty()) return eNameOK;

  nsAutoString accel;
  if (mContent->IsElement()) {
    mContent->AsElement()->GetAttr(kNameSpaceID_None, nsGkAtoms::acceltext,
                                   accel);
  }
  if (!accel.IsEmpty()) aName += NS_LITERAL_STRING("\t") + accel;

  return eNameOK;
}

STDMETHODIMP
XULMenuitemAccessibleWrap::get_accKeyboardShortcut(
    /* [optional][in] */ VARIANT varChild,
    /* [retval][out] */ BSTR __RPC_FAR* pszKeyboardShortcut) {
  if (!pszKeyboardShortcut) return E_INVALIDARG;
  *pszKeyboardShortcut = nullptr;

  if (varChild.vt != VT_I4 || varChild.lVal != CHILDID_SELF) {
    return AccessibleWrap::get_accKeyboardShortcut(varChild,
                                                   pszKeyboardShortcut);
  }

  if (IsDefunct()) {
    return CO_E_OBJNOTCONNECTED;
  }

  KeyBinding keyBinding = AccessKey();
  if (keyBinding.IsEmpty()) {
    return S_FALSE;
  }

  nsAutoString shortcut;
  keyBinding.ToString(shortcut);

  *pszKeyboardShortcut = ::SysAllocStringLen(shortcut.get(), shortcut.Length());
  return *pszKeyboardShortcut ? S_OK : E_OUTOFMEMORY;
}