1/* Copyright (c) 2013-2015 Jeffrey Pfau
 2 *
 3 * This Source Code Form is subject to the terms of the Mozilla Public
 4 * License, v. 2.0. If a copy of the MPL was not distributed with this
 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 6#ifndef QGBA_LOG_CONTROLLER
 7#define QGBA_LOG_CONTROLLER
 8
 9#include "GBAApp.h"
10
11#include <QObject>
12#include <QStringList>
13
14namespace QGBA {
15
16class LogController : public QObject {
17Q_OBJECT
18
19private:
20	class Stream {
21	public:
22		Stream(LogController* controller, int level, int category);
23		~Stream();
24
25		Stream& operator<<(const QString&);
26
27	private:
28		int m_level;
29		int m_category;
30		LogController* m_log;
31
32		QStringList m_queue;
33	};
34
35public:
36	LogController(int levels, QObject* parent = nullptr);
37
38	int levels() const { return m_logLevel; }
39
40	Stream operator()(int category, int level);
41
42	static LogController* global();
43	static QString toString(int level);
44
45signals:
46	void logPosted(int level, int category, const QString& log);
47	void levelsSet(int levels);
48	void levelsEnabled(int levels);
49	void levelsDisabled(int levels);
50
51public slots:
52	void postLog(int level, int category, const QString& string);
53	void setLevels(int levels);
54	void enableLevels(int levels);
55	void disableLevels(int levels);
56
57private:
58	int m_logLevel;
59
60	static LogController s_global;
61};
62
63#define LOG(C, L) (*LogController::global())(_mLOG_CAT_ ## C (), mLOG_ ## L)
64
65}
66
67#endif