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cxReporterMessageRepository.h
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1 /*=========================================================================
2 This file is part of CustusX, an Image Guided Therapy Application.
3 
4 Copyright (c) 2008-2014, SINTEF Department of Medical Technology
5 All rights reserved.
6 
7 Redistribution and use in source and binary forms, with or without
8 modification, are permitted provided that the following conditions are met:
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10 1. Redistributions of source code must retain the above copyright notice,
11  this list of conditions and the following disclaimer.
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13 2. Redistributions in binary form must reproduce the above copyright notice,
14  this list of conditions and the following disclaimer in the documentation
15  and/or other materials provided with the distribution.
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17 3. Neither the name of the copyright holder nor the names of its contributors
18  may be used to endorse or promote products derived from this software
19  without specific prior written permission.
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21 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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30 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 =========================================================================*/
32 #ifndef CXREPORTERMESSAGEREPOSITORY_H
33 #define CXREPORTERMESSAGEREPOSITORY_H
34 
35 #include "cxResourceExport.h"
36 #include "cxReporter.h"
37 #include "cxMessageListener.h"
38 
39 
40 #include <vector>
41 #include <QPointer>
42 
43 #include "cxEnumConverter.h"
44 
45 namespace cx
46 {
47 
57 class MessageObserver : public QObject
58 {
59  Q_OBJECT
60 public:
64  void sendMessage(const Message& message);
70  void installFilter(MessageFilterPtr filter);
71 
72 signals:
73  void newMessage(Message message);
74  void newChannel(QString channel);
75 private:
76  bool testFilter(const Message &msg) const;
77 
78  MessageFilterPtr mFilter;
79  QStringList mChannels;
80  QMutex mMutex;
81 };
82 
83 typedef boost::shared_ptr<class MessageObserver> MessageObserverPtr;
84 typedef boost::shared_ptr<class MessageListener> MessageListenerPtr;
85 typedef boost::shared_ptr<class MessageRepository> MessageRepositoryPtr;
86 
97 class MessageRepository : public QObject
98 {
99 public:
100  static MessageRepositoryPtr create();
102  void setMessage(Message message);
103 
104  void install(MessageObserverPtr observer, bool resend);
105  void uninstall(MessageObserverPtr observer);
106 
107  void setMessageQueueMaxSize(int count);
108  int getMessageQueueMaxSize() const; // <0 means infinite
109  void clearQueue();
110 
111 private:
113  void limitQueueSize();
114  void emitThroughFilter(const Message& message);
115  QList<Message> mMessages;
116  std::vector<MessageObserverPtr> mObservers;
117  int mMessageHistoryMaxSize;
118  bool exists(MessageObserverPtr observer);
119 };
120 
121 
122 } // namespace cx
123 
124 #endif // CXREPORTERMESSAGEREPOSITORY_H
void sendMessage(const Message &message)
void uninstall(MessageObserverPtr observer)
static MessageRepositoryPtr create()
boost::shared_ptr< class MessageFilter > MessageFilterPtr
void newChannel(QString channel)
void installFilter(MessageFilterPtr filter)
void install(MessageObserverPtr observer, bool resend)
boost::shared_ptr< class MessageObserver > MessageObserverPtr
Definition: cxLog.h:65
boost::shared_ptr< class MessageRepository > MessageRepositoryPtr
Definition: cxLogThread.h:71
boost::shared_ptr< class MessageListener > MessageListenerPtr
Definition: cxLog.h:66
void newMessage(Message message)