1 /**************************************************************
2 *
3 * Licensed to the Apache Software Foundation (ASF) under one
4 * or more contributor license agreements. See the NOTICE file
5 * distributed with this work for additional information
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8 * "License"); you may not use this file except in compliance
9 * with the License. You may obtain a copy of the License at
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11 * http://www.apache.org/licenses/LICENSE-2.0
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15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied. See the License for the
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21
22
23
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_unotools.hxx"
26
27 #include "sal/config.h"
28 #include <tools/list.hxx>
29 #include <unotools/options.hxx>
30
31 namespace utl
32 {
33 DECLARE_LIST( IMPL_ConfigurationListenerList, ConfigurationListener* )
34 }
35
36 using utl::detail::Options;
37 using utl::ConfigurationBroadcaster;
38
ConfigurationBroadcaster()39 ConfigurationBroadcaster::ConfigurationBroadcaster()
40 : mpList(0)
41 , m_nBroadcastBlocked( 0 )
42 , m_nBlockedHint( 0 )
43 {
44 }
45
~ConfigurationBroadcaster()46 ConfigurationBroadcaster::~ConfigurationBroadcaster()
47 {
48 delete mpList;
49 }
50
AddListener(utl::ConfigurationListener * pListener)51 void ConfigurationBroadcaster::AddListener( utl::ConfigurationListener* pListener )
52 {
53 if ( !mpList )
54 mpList = new IMPL_ConfigurationListenerList;
55 mpList->Insert( pListener );
56 }
57
RemoveListener(utl::ConfigurationListener * pListener)58 void ConfigurationBroadcaster::RemoveListener( utl::ConfigurationListener* pListener )
59 {
60 if ( mpList )
61 mpList->Remove( pListener );
62 }
63
NotifyListeners(sal_uInt32 nHint)64 void ConfigurationBroadcaster::NotifyListeners( sal_uInt32 nHint )
65 {
66 if ( m_nBroadcastBlocked )
67 m_nBlockedHint |= nHint;
68 else
69 {
70 nHint |= m_nBlockedHint;
71 m_nBlockedHint = 0;
72 if ( mpList )
73 for ( sal_uInt32 n=0; n<mpList->Count(); n++ )
74 mpList->GetObject(n)->ConfigurationChanged( this, nHint );
75 }
76 }
77
BlockBroadcasts(bool bBlock)78 void ConfigurationBroadcaster::BlockBroadcasts( bool bBlock )
79 {
80 if ( bBlock )
81 ++m_nBroadcastBlocked;
82 else if ( m_nBroadcastBlocked )
83 {
84 if ( --m_nBroadcastBlocked == 0 )
85 NotifyListeners( 0 );
86 }
87 }
88
Options()89 Options::Options()
90 {
91 }
92
~Options()93 Options::~Options()
94 {
95 }
96
ConfigurationChanged(ConfigurationBroadcaster *,sal_uInt32 nHint)97 void Options::ConfigurationChanged( ConfigurationBroadcaster*, sal_uInt32 nHint )
98 {
99 NotifyListeners( nHint );
100 }
101
102
103