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2 * Copyright (C) 2005-2018 by the Quassel Project *
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8 * (at your option) version 3. *
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13 * GNU General Public License for more details. *
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32 * The Logger class encapsulates the various configured logging backends.
34 class Logger : public QObject
39 Logger(QObject *parent = nullptr);
57 * Initial setup, to be called ones command line options are available.
59 * Sets up the log file if appropriate. Outputs the log messages already accumulated since
60 * construction. If @c keepMessages is false, deletes the accumulated messages afterwards,
61 * and won't store further ones.
63 * @param keepMessages Whether messages should be kept
64 * @throws ExitException, if command line options are invalid
66 void setup(bool keepMessages);
69 * Accesses the stores log messages, e.g. for consumption by DebugLogWidget.
71 * @returns The accumuates log messages
73 std::vector<Logger::LogEntry> messages() const;
75 static void messageHandler(QtMsgType type, const QMessageLogContext &context, const QString &message);
78 * Takes the given message with the given log level, formats it and emits the @a messageLogged() signal.
80 * @note This method is thread-safe.
82 * @param logLevel The log leve of the message
83 * @param message The message
85 void handleMessage(LogLevel logLevel, const QString &message);
89 * Emitted whenever a message was logged.
91 * @param message The message that was logged
93 void messageLogged(const Logger::LogEntry &message);
96 void onMessageLogged(const Logger::LogEntry &message);
99 void handleMessage(QtMsgType type, const QString &message);
100 void outputMessage(const LogEntry &message);
103 LogLevel _outputLevel{LogLevel::Info};
105 bool _syslogEnabled{false};
107 std::vector<LogEntry> _messages;
108 bool _keepMessages{true};
109 bool _initialized{false};
112 Q_DECLARE_METATYPE(Logger::LogEntry)