winaccessibility/source/service/AccMenuEventListener.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <com/sun/star/accessibility/XAccessible.hpp>
  21 #include <com/sun/star/accessibility/AccessibleStateType.hpp>
  22 #include <com/sun/star/accessibility/AccessibleEventId.hpp>
  23 #include <com/sun/star/accessibility/AccessibleRole.hpp>
  24 #include <com/sun/star/accessibility/XAccessibleEventBroadcaster.hpp>
  25
  26 #include <vcl/svapp.hxx>
  27
  28 #include <AccMenuEventListener.hxx>
  29 #include <AccObjectWinManager.hxx>
  30 #include <unomsaaevent.hxx>
  31
  32 using namespace com::sun::star::uno;
  33 using namespace com::sun::star::accessibility;
  34
  35 AccMenuEventListener::AccMenuEventListener(css::accessibility::XAccessible* pAcc, AccObjectWinManager& rManager)
  36         :AccComponentEventListener(pAcc, rManager)
  37 {}
  38 AccMenuEventListener::~AccMenuEventListener()
  39 {
  40 }
  41
  42 /**
  43  *  Uno's event notifier when event is captured
  44  *  @param AccessibleEventObject    the event object which contains information about event
  45  */
  46 void  AccMenuEventListener::notifyEvent( const css::accessibility::AccessibleEventObject& aEvent )
  47 {
  48     SolarMutexGuard g;
  49
  50     switch (aEvent.EventId)
  51     {
  52     case AccessibleEventId::SELECTION_CHANGED:
  53         //don't need to process anything,just same as word behavior
  54         //handleSelectionChangedEvent();
  55         break;
  56     default:
  57         AccComponentEventListener::notifyEvent(aEvent);
  58         break;
  59     }
  60 }
  61
  62 /**
  63  *  handle the SELECTION_CHANGED event
  64  */
  65 void AccMenuEventListener::HandleSelectionChangedEventNoArgs()
  66 {
  67     m_rObjManager.NotifyAccEvent(m_xAccessible.get(), UnoMSAAEvent::SELECTION_CHANGED);
  68 }
  69
  70 /**
  71  *  handle the Menu_popup event
  72  */
  73 void AccMenuEventListener::FireStatePropertyChange(sal_Int64 state, bool set)
  74 {
  75     if( set )
  76     {
  77         // new value
  78         switch(state)
  79         {
  80             //for sub menu is popup, there is a menu selected event.
  81         case AccessibleStateType::SELECTED:
  82             m_rObjManager.IncreaseState(m_xAccessible.get(), state);
  83             m_rObjManager.UpdateChildState(m_xAccessible.get());
  84             break;
  85         default:
  86             AccComponentEventListener::FireStatePropertyChange(state, set);
  87             break;
  88         }
  89     }
  90     else
  91     {
  92         switch(state)
  93         {
  94             //for sub menu is popup, there is a menu selected event.
  95         case AccessibleStateType::SELECTED:
  96             m_rObjManager.DecreaseState(m_xAccessible.get(), state);
  97
  98             break;
  99         default:
 100             AccComponentEventListener::FireStatePropertyChange(state, set);
 101             break;
 102         }
 103     }
 104 }
 105
 106 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */