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src/psilogger.h

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+/*
+ * psilogger.h - a simple logger class
+ * Copyright (C) 2008  Yandex LLC (Michail Pishchagin)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
+#ifndef PSILOGGER_H
+#define PSILOGGER_H
+
+#include <QObject>
+
+class QFile;
+class QTextStream;
+
+class PsiLogger : public QObject
+{
+	Q_OBJECT
+private:
+	static PsiLogger* instance_;
+
+public:
+	PsiLogger();
+	~PsiLogger();
+
+	static PsiLogger* instance();
+
+	bool enableLogging();
+	void log(const QString& msg);
+	void trace(const char* file, int line, const char* func_info);
+
+	static QString logFileName();
+	static bool isLoggingEnabled();
+	static void setLoggingEnabled(bool enable);
+	static bool isLogAllMessagesEnabled();
+	static void setLogAllMessagesEnabled(bool enable);
+
+private:
+	QFile* file_;
+	QTextStream* stream_;
+};
+
+#define LOG_THIS (long)this, 8, 16, QChar('0')
+#define LOG_TRACE do {PsiLogger::instance()->trace(__FILE__,__LINE__,Q_FUNC_INFO);} while (0)
+
+#endif