Line data Source code
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 "vcl/vclevent.hxx"
21 : #include "vcl/window.hxx"
22 :
23 : #include "svdata.hxx"
24 :
25 : #include <com/sun/star/accessibility/XAccessible.hpp>
26 :
27 : using ::com::sun::star::uno::Reference;
28 : using ::com::sun::star::accessibility::XAccessible;
29 :
30 19464 : TYPEINIT0(VclSimpleEvent);
31 50048148 : TYPEINIT1(VclWindowEvent, VclSimpleEvent);
32 68020 : TYPEINIT1(VclMenuEvent, VclSimpleEvent);
33 :
34 0 : VclAccessibleEvent::VclAccessibleEvent( sal_uLong n, const Reference<XAccessible>& rxAccessible ) :
35 : VclSimpleEvent(n),
36 0 : mxAccessible(rxAccessible)
37 : {
38 0 : }
39 :
40 0 : VclAccessibleEvent::~VclAccessibleEvent()
41 : {
42 0 : }
43 :
44 :
45 24675198 : void VclEventListeners::Call( VclSimpleEvent* pEvent ) const
46 : {
47 24675198 : if ( m_aListeners.empty() )
48 41957215 : return;
49 :
50 : // Copy the list, because this can be destroyed when calling a Link...
51 7393181 : std::list<Link<>> aCopy( m_aListeners );
52 7393181 : std::list<Link<>>::iterator aIter( aCopy.begin() );
53 7393181 : std::list<Link<>>::const_iterator aEnd( aCopy.end() );
54 7393181 : if( pEvent->IsA( VclWindowEvent::StaticType() ) )
55 : {
56 7383449 : VclWindowEvent* pWinEvent = static_cast<VclWindowEvent*>(pEvent);
57 7383449 : ImplDelData aDel( pWinEvent->GetWindow() );
58 22372409 : while ( aIter != aEnd && ! aDel.IsDead() )
59 : {
60 7605511 : Link<> &rLink = *aIter;
61 : // check this hasn't been removed in some re-enterancy scenario fdo#47368
62 7605511 : if( std::find(m_aListeners.begin(), m_aListeners.end(), rLink) != m_aListeners.end() )
63 7605511 : rLink.Call( pEvent );
64 7605511 : ++aIter;
65 7383449 : }
66 : }
67 : else
68 : {
69 29196 : while ( aIter != aEnd )
70 : {
71 9732 : Link<> &rLink = *aIter;
72 9732 : if( std::find(m_aListeners.begin(), m_aListeners.end(), rLink) != m_aListeners.end() )
73 9732 : rLink.Call( pEvent );
74 9732 : ++aIter;
75 : }
76 7393181 : }
77 : }
78 :
79 0 : bool VclEventListeners::Process( VclSimpleEvent* pEvent ) const
80 : {
81 0 : if ( m_aListeners.empty() )
82 0 : return false;
83 :
84 0 : bool bProcessed = false;
85 : // Copy the list, because this can be destroyed when calling a Link...
86 0 : std::list<Link<>> aCopy( m_aListeners );
87 0 : std::list<Link<>>::iterator aIter( aCopy.begin() );
88 0 : std::list<Link<>>::const_iterator aEnd( aCopy.end() );
89 0 : while ( aIter != aEnd )
90 : {
91 0 : if( (*aIter).Call( pEvent ) != 0 )
92 : {
93 0 : bProcessed = true;
94 0 : break;
95 : }
96 0 : ++aIter;
97 : }
98 0 : return bProcessed;
99 : }
100 :
101 142261 : void VclEventListeners::addListener( const Link<>& rListener )
102 : {
103 142261 : m_aListeners.push_back( rListener );
104 142261 : }
105 :
106 187862 : void VclEventListeners::removeListener( const Link<>& rListener )
107 : {
108 187862 : m_aListeners.remove( rListener );
109 187862 : }
110 :
111 3 : VclEventListeners2::VclEventListeners2()
112 : {
113 3 : }
114 :
115 0 : VclEventListeners2::~VclEventListeners2()
116 : {
117 0 : }
118 :
119 2 : void VclEventListeners2::addListener( const Link<>& i_rLink )
120 : {
121 : // ensure uniqueness
122 2 : for( std::list< Link<> >::const_iterator it = m_aListeners.begin(); it != m_aListeners.end(); ++it )
123 : {
124 0 : if( *it == i_rLink )
125 2 : return;
126 : }
127 2 : m_aListeners.push_back( i_rLink );
128 : }
129 :
130 0 : void VclEventListeners2::removeListener( const Link<>& i_rLink )
131 : {
132 0 : size_t n = m_aIterators.size();
133 0 : for( size_t i = 0; i < n; i++ )
134 : {
135 0 : if( m_aIterators[i].m_aIt != m_aListeners.end() && *m_aIterators[i].m_aIt == i_rLink )
136 : {
137 0 : m_aIterators[i].m_bWasInvalidated = true;
138 0 : ++m_aIterators[i].m_aIt;
139 : }
140 : }
141 0 : m_aListeners.remove( i_rLink );
142 0 : }
143 :
144 232 : void VclEventListeners2::callListeners( VclSimpleEvent* i_pEvent )
145 : {
146 232 : vcl::DeletionListener aDel( this );
147 :
148 232 : m_aIterators.push_back(ListenerIt(m_aListeners.begin()));
149 232 : size_t nIndex = m_aIterators.size() - 1;
150 464 : while( ! aDel.isDeleted() && m_aIterators[ nIndex ].m_aIt != m_aListeners.end() )
151 : {
152 0 : m_aIterators[ nIndex ].m_aIt->Call( i_pEvent );
153 0 : if( m_aIterators[ nIndex ].m_bWasInvalidated )
154 : // check if the current element was removed and the iterator increased in the meantime
155 0 : m_aIterators[ nIndex ].m_bWasInvalidated = false;
156 : else
157 0 : ++m_aIterators[ nIndex ].m_aIt;
158 : }
159 232 : m_aIterators.pop_back();
160 232 : }
161 :
162 :
163 3053889 : VclWindowEvent::VclWindowEvent( vcl::Window* pWin, sal_uLong n, void* pDat ) : VclSimpleEvent(n)
164 : {
165 3053889 : pWindow = pWin; pData = pDat;
166 3053889 : }
167 :
168 3053889 : VclWindowEvent::~VclWindowEvent() {}
169 :
170 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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