svx/source/accessibility/AccessibleTextEventQueue.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 <memory>
  21 #include "AccessibleTextEventQueue.hxx"
  22 #include <svx/unoshape.hxx>
  23 #include <editeng/unolingu.hxx>
  24 #include <editeng/unotext.hxx>
  25
  26 #include <editeng/unoedhlp.hxx>
  27 #include <editeng/unopracc.hxx>
  28 #include <svx/svdmodel.hxx>
  29 #include <svx/svdpntv.hxx>
  30 #include <editeng/editdata.hxx>
  31 #include <editeng/editeng.hxx>
  32 #include <editeng/editview.hxx>
  33
  34 namespace accessibility
  35 {
  36
  37
  38     // EventQueue implementation
  39
  40
  41     AccessibleTextEventQueue::AccessibleTextEventQueue()
  42     {
  43     }
  44
  45     AccessibleTextEventQueue::~AccessibleTextEventQueue()
  46     {
  47         Clear();
  48     }
  49
  50     void AccessibleTextEventQueue::Append( const SdrHint& rHint )
  51     {
  52         // only enqueue the events we actually care about in
  53         // AccessibleTextHelper_Impl::ProcessQueue(), because
  54         // the cost of some events adds up.
  55         auto eKind = rHint.GetKind();
  56         if (eKind == SdrHintKind::BeginEdit
  57             || eKind == SdrHintKind::EndEdit)
  58             maEventQueue.push_back( new SdrHint( rHint ) );
  59     }
  60
  61     void AccessibleTextEventQueue::Append( const TextHint& rHint )
  62     {
  63         maEventQueue.push_back( new TextHint( rHint ) );
  64     }
  65
  66     void AccessibleTextEventQueue::Append( const SvxViewChangedHint& rHint )
  67     {
  68         maEventQueue.push_back( new SvxViewChangedHint( rHint ) );
  69     }
  70
  71     void AccessibleTextEventQueue::Append( const SvxEditSourceHint& rHint )
  72     {
  73         maEventQueue.push_back( new SvxEditSourceHint( rHint ) );
  74     }
  75
  76     ::std::unique_ptr< SfxHint > AccessibleTextEventQueue::PopFront()
  77     {
  78         ::std::unique_ptr< SfxHint > aRes( *(maEventQueue.begin()) );
  79         maEventQueue.pop_front();
  80         return aRes;
  81     }
  82
  83     bool AccessibleTextEventQueue::IsEmpty() const
  84     {
  85         return maEventQueue.empty();
  86     }
  87
  88     void AccessibleTextEventQueue::Clear()
  89     {
  90         // clear queue
  91         for( auto p : maEventQueue)
  92             delete p;
  93         maEventQueue.clear();
  94     }
  95
  96 } // end of namespace accessibility
  97
  98
  99 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */