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1 | /* | |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2018 Soeren Apel <soeren@apelpie.net> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #ifndef PULSEVIEW_PV_LOGGING_HPP | |
21 | #define PULSEVIEW_PV_LOGGING_HPP | |
22 | ||
23 | #include "globalsettings.hpp" | |
24 | ||
25 | #include <mutex> | |
26 | ||
27 | #include <QtGlobal> | |
28 | #include <QObject> | |
29 | #include <QString> | |
30 | #include <QStringList> | |
31 | ||
32 | using std::mutex; | |
33 | ||
34 | namespace pv { | |
35 | ||
36 | class Logging : public QObject, public GlobalSettingsInterface | |
37 | { | |
38 | Q_OBJECT | |
39 | ||
40 | public: | |
41 | enum LogSource { | |
42 | LogSource_pv, | |
43 | LogSource_sr, | |
44 | LogSource_srd | |
45 | }; | |
46 | ||
47 | static const int MIN_BUFFER_SIZE; | |
48 | static const int MAX_BUFFER_SIZE; | |
49 | ||
50 | public: | |
51 | ~Logging(); | |
52 | void init(); | |
53 | ||
54 | int get_log_level() const; | |
55 | void set_log_level(int level); | |
56 | ||
57 | QString get_log() const; | |
58 | ||
59 | void log(const QString &text, int source); | |
60 | ||
61 | static void log_pv(QtMsgType type, const QMessageLogContext &context, const QString &msg); | |
62 | ||
63 | static int log_sr(void *cb_data, int loglevel, const char *format, va_list args); | |
64 | ||
65 | #ifdef ENABLE_DECODE | |
66 | static int log_srd(void *cb_data, int loglevel, const char *format, va_list args); | |
67 | #endif | |
68 | ||
69 | private: | |
70 | void on_setting_changed(const QString &key, const QVariant &value); | |
71 | ||
72 | Q_SIGNALS: | |
73 | void logged_text(QString s); | |
74 | ||
75 | private: | |
76 | int buffer_size_; | |
77 | QStringList buffer_; | |
78 | mutable mutex log_mutex_; | |
79 | }; | |
80 | ||
81 | extern Logging logging; | |
82 | ||
83 | } // namespace pv | |
84 | ||
85 | #endif // PULSEVIEW_PV_LOGGING_HPP |