1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
|
// Copyright (c) 2010, Razvan Petru
// All rights reserved.
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice, this
// list of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
// * The name of the contributors may not be used to endorse or promote products
// derived from this software without specific prior written permission.
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
// IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
// INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
// OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
// OF THE POSSIBILITY OF SUCH DAMAGE.
#pragma once
#include <QDebug>
#include <QString>
#include <QDateTime>
namespace QsLogging
{
class Destination;
enum Level
{
TraceLevel = 0,
DebugLevel,
InfoLevel,
WarnLevel,
ErrorLevel,
FatalLevel,
UnknownLevel
};
class LoggerImpl; // d pointer
class Logger
{
public:
static Logger &instance()
{
static Logger staticLog;
return staticLog;
}
//! Adds a log message destination. Don't add null destinations.
void addDestination(Destination *destination);
//! Removes the given destination from the logger.
void removeDestination(Destination* destination);
//! Logging at a level < 'newLevel' will be ignored
void setLoggingLevel(Level newLevel);
//! The default level is INFO
Level loggingLevel() const;
//! msecs since the logger was initialized
qint64 timeSinceStart() const;
//! time when the logger was initialized
QDateTime timeOfStart() const;
//! The helper forwards the streaming to QDebug and builds the final
//! log message.
class Helper
{
public:
explicit Helper(Level logLevel);
~Helper();
QDebug &stream()
{
return qtDebug;
}
private:
void writeToLog();
Level level;
QString buffer;
QDebug qtDebug;
};
private:
Logger();
Logger(const Logger &);
Logger &operator=(const Logger &);
~Logger();
void write(const QString &message);
LoggerImpl *d;
};
} // end namespace
#define QLOG_TRACE() \
if (QsLogging::Logger::instance().loggingLevel() <= QsLogging::TraceLevel) \
QsLogging::Logger::Helper(QsLogging::TraceLevel).stream()
#define QLOG_DEBUG() \
if (QsLogging::Logger::instance().loggingLevel() <= QsLogging::DebugLevel) \
QsLogging::Logger::Helper(QsLogging::DebugLevel).stream()
#define QLOG_INFO() \
if (QsLogging::Logger::instance().loggingLevel() <= QsLogging::InfoLevel) \
QsLogging::Logger::Helper(QsLogging::InfoLevel).stream()
#define QLOG_WARN() \
if (QsLogging::Logger::instance().loggingLevel() <= QsLogging::WarnLevel) \
QsLogging::Logger::Helper(QsLogging::WarnLevel).stream()
#define QLOG_ERROR() \
if (QsLogging::Logger::instance().loggingLevel() <= QsLogging::ErrorLevel) \
QsLogging::Logger::Helper(QsLogging::ErrorLevel).stream()
#define QLOG_FATAL() QsLogging::Logger::Helper(QsLogging::FatalLevel).stream()
/*
#define QLOG_TRACE() \
if (QsLogging::Logger::instance().loggingLevel() <= QsLogging::TraceLevel) \
QsLogging::Logger::Helper(QsLogging::TraceLevel).stream() << __FILE__ << '@' << __LINE__
#define QLOG_DEBUG() \
if (QsLogging::Logger::instance().loggingLevel() <= QsLogging::DebugLevel) \
QsLogging::Logger::Helper(QsLogging::DebugLevel).stream() << __FILE__ << '@' << __LINE__
#define QLOG_INFO() \
if (QsLogging::Logger::instance().loggingLevel() <= QsLogging::InfoLevel) \
QsLogging::Logger::Helper(QsLogging::InfoLevel).stream() << __FILE__ << '@' << __LINE__
#define QLOG_WARN() \
if (QsLogging::Logger::instance().loggingLevel() <= QsLogging::WarnLevel) \
QsLogging::Logger::Helper(QsLogging::WarnLevel).stream() << __FILE__ << '@' << __LINE__
#define QLOG_ERROR() \
if (QsLogging::Logger::instance().loggingLevel() <= QsLogging::ErrorLevel) \
QsLogging::Logger::Helper(QsLogging::ErrorLevel).stream() << __FILE__ << '@' << __LINE__
#define QLOG_FATAL() \
QsLogging::Logger::Helper(QsLogging::FatalLevel).stream() << __FILE__ << '@' << __LINE__
*/
|
