Sayonara Player
Logger.h
1 /* Logger.h */
2 
3 /* Copyright (C) 2011-2017 Lucio Carreras
4  *
5  * This file is part of sayonara player
6  *
7  * This program is free software: you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation, either version 3 of the License, or
10  * (at your option) any later version.
11 
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
16 
17  * You should have received a copy of the GNU General Public License
18  * along with this program. If not, see <http://www.gnu.org/licenses/>.
19  */
20 
21 #ifndef LOGGER_H
22 #define LOGGER_H
23 
24 #include <iosfwd>
25 #include <typeinfo>
26 #include <type_traits>
27 #include <QList>
28 
33 class QString;
34 class QStringList;
35 class QByteArray;
36 class QPoint;
37 class QChar;
38 class QObject;
39 class LogListener;
40 enum class Log : unsigned char
41 {
42  Warning,
43  Error,
44  Info,
45  Debug,
46  Develop
47 };
48 
53 class Logger
54 {
55 
56 
57 
58 
59 private:
60  struct Private;
61  Private* _m=nullptr;
62 
63  std::ostream& out();
64 
65 public:
66  explicit Logger(bool ignore=false);
67  explicit Logger(const char* msg, bool ignore=false);
68 
69  ~Logger();
70 
71  static void register_log_listener(LogListener* log_listener);
72 
73  Logger& operator << (const QString& msg);
74  Logger& operator << (const QChar& c);
75  Logger& operator << (const QStringList& lst);
76  Logger& operator << (const QByteArray& arr);
77  Logger& operator << (const QPoint& point);
78  Logger& operator << (const char* str);
79 
80  template <typename T>
81  Logger& operator << (const T& msg){
82  out() << msg;
83  return *this;
84  }
85 
86  template<typename T, template <typename ELEM> class CONT>
87  Logger& operator << (const CONT<T> list){
88  for(const T& item : list){
89  (*this) << item << ", ";
90  }
91 
92  return *this;
93  }
94 };
95 
96 Logger sp_log(Log type);
97 Logger sp_log(Log type, const char* data);
98 
99 template<typename T>
100 typename std::enable_if< std::is_class<T>::value, Logger>::type
101 sp_log(Log type, const T*)
102 {
103  return sp_log(type, typeid(T).name());
104 }
105 
106 #endif // LOGGER_H
The Logger class.
Definition: Logger.h:53
Definition: LogListener.h:27