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 "Accessible-inl.h"
   9 #include "Role.h"
  10 #include "States.h"
  11
  12 using namespace mozilla::a11y;
  13
  14 ////////////////////////////////////////////////////////////////////////////////
  15 // XULAlertAccessible
  16 ////////////////////////////////////////////////////////////////////////////////
  17
  18 XULAlertAccessible::
  19   XULAlertAccessible(nsIContent* aContent, DocAccessible* aDoc) :
  20   AccessibleWrap(aContent, aDoc)
  21 {
  22   mGenericTypes |= eAlert;
  23 }
  24
  25 XULAlertAccessible::~XULAlertAccessible()
  26 {
  27 }
  28
  29 role
  30 XULAlertAccessible::NativeRole() const
  31 {
  32   return roles::ALERT;
  33 }
  34
  35 uint64_t
  36 XULAlertAccessible::NativeState() const
  37 {
  38   return Accessible::NativeState() | states::ALERT;
  39 }
  40
  41 ENameValueFlag
  42 XULAlertAccessible::Name(nsString& aName) const
  43 {
  44   // Screen readers need to read contents of alert, not the accessible name.
  45   // If we have both some screen readers will read the alert twice.
  46   aName.Truncate();
  47   return eNameOK;
  48 }
  49
  50 ////////////////////////////////////////////////////////////////////////////////
  51 // Widgets
  52
  53 bool
  54 XULAlertAccessible::IsWidget() const
  55 {
  56   return true;
  57 }
  58
  59 Accessible*
  60 XULAlertAccessible::ContainerWidget() const
  61 {
  62   return nullptr;
  63 }