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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 "ModifyListenerCallBack.hxx"
21 : #include "MutexContainer.hxx"
22 : #include <cppuhelper/compbase1.hxx>
23 :
24 : using namespace ::com::sun::star;
25 : using ::com::sun::star::uno::Reference;
26 :
27 : namespace chart {
28 :
29 : typedef ::cppu::WeakComponentImplHelper1<
30 : ::com::sun::star::util::XModifyListener >
31 : ModifyListenerCallBack_Base;
32 :
33 : class ModifyListenerCallBack_impl
34 : : public ::chart::MutexContainer
35 : , public ModifyListenerCallBack_Base
36 : {
37 : public:
38 : explicit ModifyListenerCallBack_impl( const Link<>& rCallBack );
39 : virtual ~ModifyListenerCallBack_impl();
40 :
41 : void stopListening();
42 :
43 : //XModifyListener
44 : virtual void SAL_CALL modified( const lang::EventObject& aEvent ) throw (uno::RuntimeException, std::exception) SAL_OVERRIDE;
45 :
46 : //XEventListener
47 : virtual void SAL_CALL disposing( const lang::EventObject& Source ) throw (uno::RuntimeException, std::exception) SAL_OVERRIDE;
48 :
49 : using ::cppu::WeakComponentImplHelperBase::disposing;
50 :
51 : private:
52 : Link<> m_aLink;//will be callef on modify
53 : Reference< util::XModifyBroadcaster > m_xBroadcaster;//broadcaster to listen at
54 : };
55 :
56 0 : ModifyListenerCallBack_impl::ModifyListenerCallBack_impl( const Link<>& rCallBack )
57 : : ModifyListenerCallBack_Base( m_aMutex )
58 : , m_aLink( rCallBack )
59 0 : , m_xBroadcaster(0)
60 : {
61 0 : }
62 :
63 0 : ModifyListenerCallBack_impl::~ModifyListenerCallBack_impl()
64 : {
65 0 : }
66 :
67 : //XModifyListener
68 0 : void SAL_CALL ModifyListenerCallBack_impl::modified( const lang::EventObject& /*aEvent*/ ) throw (uno::RuntimeException, std::exception)
69 : {
70 0 : m_aLink.Call(0);
71 0 : }
72 :
73 : //XEventListener
74 0 : void SAL_CALL ModifyListenerCallBack_impl::disposing( const lang::EventObject& /*Source*/ ) throw (uno::RuntimeException, std::exception)
75 : {
76 0 : m_xBroadcaster.clear();
77 0 : }
78 :
79 0 : void ModifyListenerCallBack_impl::stopListening()
80 : {
81 0 : if( m_xBroadcaster.is() )
82 : {
83 0 : m_xBroadcaster->removeModifyListener( this );
84 0 : m_xBroadcaster.clear();
85 : }
86 0 : }
87 :
88 0 : ModifyListenerCallBack::ModifyListenerCallBack( const Link<>& rCallBack )
89 0 : : pModifyListener_impl( new ModifyListenerCallBack_impl(rCallBack) )
90 0 : , m_xModifyListener( pModifyListener_impl )
91 : {
92 0 : }
93 :
94 0 : ModifyListenerCallBack::~ModifyListenerCallBack()
95 : {
96 0 : stopListening();
97 0 : }
98 :
99 0 : void ModifyListenerCallBack::stopListening()
100 : {
101 0 : pModifyListener_impl->stopListening();
102 0 : }
103 :
104 : } // namespace chart
105 :
106 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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