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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 <accessibility/extended/listboxaccessible.hxx>
21 : : #include <svtools/svtreebx.hxx>
22 : :
23 : : //........................................................................
24 : : namespace accessibility
25 : : {
26 : : //........................................................................
27 : :
28 : : //====================================================================
29 : : //= ListBoxAccessibleBase
30 : : //====================================================================
31 : : //--------------------------------------------------------------------
32 : 122 : ListBoxAccessibleBase::ListBoxAccessibleBase( SvTreeListBox& _rWindow )
33 : 122 : :m_pWindow( &_rWindow )
34 : : {
35 [ + - ]: 122 : m_pWindow->AddEventListener( LINK( this, ListBoxAccessibleBase, WindowEventListener ) );
36 : 122 : }
37 : :
38 : : //--------------------------------------------------------------------
39 : 122 : ListBoxAccessibleBase::~ListBoxAccessibleBase( )
40 : : {
41 [ - + ]: 122 : if ( m_pWindow )
42 : : {
43 : : // cannot call "dispose" here, as it is abstract, so the VTABLE of the derived class
44 : : // is not intact anymore
45 : : // so we call our "disposing" only
46 : 0 : disposing();
47 : : }
48 [ - + ]: 122 : }
49 : :
50 : : //--------------------------------------------------------------------
51 : 400 : IMPL_LINK( ListBoxAccessibleBase, WindowEventListener, VclSimpleEvent*, pEvent )
52 : : {
53 : : OSL_ENSURE( pEvent && pEvent->ISA( VclWindowEvent ), "ListBoxAccessibleBase::WindowEventListener: unexpected WindowEvent!" );
54 [ + - ][ + - ]: 400 : if ( pEvent && pEvent->ISA( VclWindowEvent ) )
[ + - ]
55 : : {
56 : : OSL_ENSURE( static_cast< VclWindowEvent* >( pEvent )->GetWindow() , "ListBoxAccessibleBase::WindowEventListener: no event window!" );
57 : : OSL_ENSURE( static_cast< VclWindowEvent* >( pEvent )->GetWindow() == m_pWindow, "ListBoxAccessibleBase::WindowEventListener: where did this come from?" );
58 : :
59 : 400 : ProcessWindowEvent( *static_cast< VclWindowEvent* >( pEvent ) );
60 : : }
61 : 400 : return 0;
62 : : }
63 : :
64 : : // -----------------------------------------------------------------------------
65 : 122 : void ListBoxAccessibleBase::disposing()
66 : : {
67 [ + + ]: 122 : if ( m_pWindow )
68 [ + - ]: 2 : m_pWindow->RemoveEventListener( LINK( this, ListBoxAccessibleBase, WindowEventListener ) );
69 : 122 : m_pWindow = NULL;
70 : 122 : }
71 : :
72 : : // -----------------------------------------------------------------------------
73 : 400 : void ListBoxAccessibleBase::ProcessWindowEvent( const VclWindowEvent& _rVclWindowEvent )
74 : : {
75 [ + - ]: 400 : if ( isAlive() )
76 : : {
77 [ + + ]: 400 : switch ( _rVclWindowEvent.GetId() )
78 : : {
79 : : case VCLEVENT_OBJECT_DYING :
80 : : {
81 [ + - ]: 120 : if ( m_pWindow )
82 [ + - ]: 120 : m_pWindow->RemoveEventListener( LINK( this, ListBoxAccessibleBase, WindowEventListener ) );
83 : 120 : m_pWindow = NULL;
84 : 120 : dispose();
85 : 400 : break;
86 : : }
87 : : }
88 : : }
89 : 400 : }
90 : :
91 : : //........................................................................
92 : : } // namespace accessibility
93 : : //........................................................................
94 : :
95 : : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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