accessible/xul/XULAlertAccessible.cpp

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #include "XULAlertAccessible.h"
   7
   8 #include "LocalAccessible-inl.h"
   9 #include "mozilla/a11y/Role.h"
  10 #include "States.h"
  11
  12 using namespace mozilla::a11y;
  13
  14 ////////////////////////////////////////////////////////////////////////////////
  15 // XULAlertAccessible
  16 ////////////////////////////////////////////////////////////////////////////////
  17
  18 XULAlertAccessible::XULAlertAccessible(nsIContent* aContent,
  19                                        DocAccessible* aDoc)
  20     : AccessibleWrap(aContent, aDoc) {
  21   mGenericTypes |= eAlert;
  22 }
  23
  24 XULAlertAccessible::~XULAlertAccessible() {}
  25
  26 role XULAlertAccessible::NativeRole() const { return roles::ALERT; }
  27
  28 uint64_t XULAlertAccessible::NativeState() const {
  29   return LocalAccessible::NativeState() | states::ALERT;
  30 }
  31
  32 ENameValueFlag XULAlertAccessible::Name(nsString& aName) const {
  33   // Screen readers need to read contents of alert, not the accessible name.
  34   // If we have both some screen readers will read the alert twice.
  35   aName.Truncate();
  36   return eNameOK;
  37 }
  38
  39 ////////////////////////////////////////////////////////////////////////////////
  40 // Widgets
  41
  42 bool XULAlertAccessible::IsWidget() const { return true; }
  43
  44 LocalAccessible* XULAlertAccessible::ContainerWidget() const { return nullptr; }