sd/source/ui/inc/AccessibleOutlineView.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
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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_SD_SOURCE_UI_INC_ACCESSIBLEOUTLINEVIEW_HXX
  21 #define INCLUDED_SD_SOURCE_UI_INC_ACCESSIBLEOUTLINEVIEW_HXX
  22
  23 #include "AccessibleDocumentViewBase.hxx"
  24 #include <svx/AccessibleTextHelper.hxx>
  25
  26 namespace sd { class OutlineViewShell; }
  27
  28 namespace accessibility {
  29
  30 /** This class makes the Impress outline view accessible.
  31
  32     Please see the documentation of the base class for further
  33     explanations of the individual methods. This class is a mere
  34     wrapper around the AccessibleTextHelper class; as basically the
  35     Outline View is a big Outliner.
  36 */
  37 class AccessibleOutlineView final
  38     : public AccessibleDocumentViewBase
  39 {
  40 public:
  41     AccessibleOutlineView (
  42         ::sd::Window* pSdWindow,
  43         ::sd::OutlineViewShell* pViewShell,
  44         const css::uno::Reference<css::frame::XController>& rxController,
  45         const css::uno::Reference<css::accessibility::XAccessible>& rxParent);
  46
  47     virtual ~AccessibleOutlineView() override;
  48
  49     /** Complete the initialization begun in the constructor.
  50     */
  51     virtual void Init() override;
  52
  53     //=====  IAccessibleViewForwarderListener  ================================
  54
  55     virtual void ViewForwarderChanged() override;
  56
  57     //=====  XAccessibleContext  ==============================================
  58
  59     virtual sal_Int32 SAL_CALL
  60         getAccessibleChildCount() override;
  61
  62     virtual css::uno::Reference< css::accessibility::XAccessible> SAL_CALL
  63         getAccessibleChild (sal_Int32 nIndex) override;
  64     virtual OUString SAL_CALL
  65         getAccessibleName() override;
  66     //=====  XAccessibleEventBroadcaster  ========================================
  67
  68     virtual void SAL_CALL
  69         addAccessibleEventListener (
  70             const css::uno::Reference<css::accessibility::XAccessibleEventListener >& xListener) override;
  71
  72     virtual void SAL_CALL
  73         removeAccessibleEventListener (
  74             const css::uno::Reference<css::accessibility::XAccessibleEventListener >& xListener) override;
  75
  76     //=====  XServiceInfo  ====================================================
  77
  78     /** Returns an identifier for the implementation of this object.
  79     */
  80     virtual OUString SAL_CALL
  81         getImplementationName() override;
  82
  83     //=====  lang::XEventListener  ============================================
  84
  85     using AccessibleDocumentViewBase::disposing;
  86
  87     //=====  XPropertyChangeListener  =========================================
  88
  89     virtual void SAL_CALL
  90         propertyChange (const css::beans::PropertyChangeEvent& rEventObject) override;
  91
  92 private:
  93
  94     // overridden to detect focus changes
  95     virtual void Activated() override;
  96
  97     // overridden to detect focus changes
  98     virtual void Deactivated() override;
  99
 100     // declared, but not defined
 101     AccessibleOutlineView( const AccessibleOutlineView& );
 102     AccessibleOutlineView& operator= ( const AccessibleOutlineView& );
 103
 104     // This method is called from the component helper base class while disposing.
 105     virtual void SAL_CALL disposing() override;
 106
 107     /// Create an accessible name that contains the current view mode.
 108     virtual OUString
 109         CreateAccessibleName () override;
 110
 111     /// Invalidate text helper, updates visible children
 112     void UpdateChildren();
 113
 114     AccessibleTextHelper maTextHelper;
 115
 116 };
 117
 118 } // end of namespace accessibility
 119
 120 #endif
 121
 122 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */