winaccessibility/inc/AccEventListener.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   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 #ifndef INCLUDED_WINACCESSIBILITY_INC_ACCEVENTLISTENER_HXX
  21 #define INCLUDED_WINACCESSIBILITY_INC_ACCEVENTLISTENER_HXX
  22
  23 #include <com/sun/star/accessibility/XAccessibleEventListener.hpp>
  24 #include <com/sun/star/accessibility/XAccessible.hpp>
  25
  26 #include <cppuhelper/implbase.hxx>
  27
  28 class AccObjectManagerAgent;
  29
  30 /**
  31  * AccEventListener is the general event listener for all controls. It defines the
  32  * procedure of all the event handling and provides the basic support for some simple
  33  * methods.
  34  */
  35 class AccEventListener : public ::cppu::WeakImplHelper<css::accessibility::XAccessibleEventListener>
  36 {
  37 protected:
  38     //accessible owner's pointer
  39     css::uno::Reference<css::accessibility::XAccessible> m_xAccessible;
  40     //agent pointer for objects' manager
  41     AccObjectManagerAgent* pAgent;
  42
  43 public:
  44     AccEventListener(css::accessibility::XAccessible* pAcc, AccObjectManagerAgent* Agent);
  45     virtual ~AccEventListener() override;
  46
  47     // XEventListener
  48     virtual void SAL_CALL disposing(const css::lang::EventObject& Source) override;
  49
  50     // XAccessibleEventListener
  51     virtual void SAL_CALL
  52     notifyEvent(const css::accessibility::AccessibleEventObject& aEvent) override;
  53
  54     //for name changed event
  55     virtual void HandleNameChangedEvent(css::uno::Any name);
  56
  57     //for description changed event
  58     virtual void HandleDescriptionChangedEvent(css::uno::Any desc);
  59
  60     //for state changed event
  61     virtual void HandleStateChangedEvent(css::uno::Any oldValue, css::uno::Any newValue);
  62     virtual void SetComponentState(short state, bool enable);
  63     virtual void FireStatePropertyChange(short state, bool set);
  64     virtual void FireStateFocusedChange(bool enable);
  65
  66     //for bound rect changed event
  67     virtual void HandleBoundrectChangedEvent();
  68
  69     //for visible data changed event
  70     virtual void HandleVisibleDataChangedEvent();
  71
  72     // get the accessible role of m_xAccessible
  73     virtual short GetRole();
  74     //get the accessible parent's role
  75     virtual short GetParentRole();
  76
  77     void RemoveMeFromBroadcaster();
  78 };
  79
  80 #endif // INCLUDED_WINACCESSIBILITY_INC_ACCEVENTLISTENER_HXX
  81
  82 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */