1/* Copyright (c) 2013-2014 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#include "LogView.h"
  7
  8#include <QTextBlock>
  9#include <QTextCursor>
 10
 11using namespace QGBA;
 12
 13LogView::LogView(QWidget* parent)
 14	: QWidget(parent)
 15	, m_logLevel(0)
 16	, m_lines(0)
 17	, m_lineLimit(DEFAULT_LINE_LIMIT)
 18{
 19	m_ui.setupUi(this);
 20	connect(m_ui.levelDebug, SIGNAL(toggled(bool)), this, SLOT(setLevelDebug(bool)));
 21	connect(m_ui.levelStub, SIGNAL(toggled(bool)), this, SLOT(setLevelStub(bool)));
 22	connect(m_ui.levelInfo, SIGNAL(toggled(bool)), this, SLOT(setLevelInfo(bool)));
 23	connect(m_ui.levelWarn, SIGNAL(toggled(bool)), this, SLOT(setLevelWarn(bool)));
 24	connect(m_ui.levelError, SIGNAL(toggled(bool)), this, SLOT(setLevelError(bool)));
 25	connect(m_ui.levelFatal, SIGNAL(toggled(bool)), this, SLOT(setLevelFatal(bool)));
 26	connect(m_ui.levelGameError, SIGNAL(toggled(bool)), this, SLOT(setLevelGameError(bool)));
 27	connect(m_ui.levelSWI, SIGNAL(toggled(bool)), this, SLOT(setLevelSWI(bool)));
 28	connect(m_ui.clear, SIGNAL(clicked()), this, SLOT(clear()));
 29	connect(m_ui.maxLines, SIGNAL(valueChanged(int)), this, SLOT(setMaxLines(int)));
 30	m_ui.maxLines->setValue(DEFAULT_LINE_LIMIT);
 31}
 32
 33void LogView::postLog(int level, const QString& log) {
 34	if (!(level & m_logLevel)) {
 35		return;
 36	}
 37	m_ui.view->appendPlainText(QString("%1:\t%2").arg(toString(level)).arg(log));
 38	++m_lines;
 39	if (m_lines > m_lineLimit) {
 40		clearLine();
 41	}
 42}
 43
 44void LogView::clear() {
 45	m_ui.view->clear();
 46	m_lines = 0;
 47}
 48
 49void LogView::setLevels(int levels) {
 50	m_logLevel = levels;
 51
 52	m_ui.levelDebug->setCheckState(levels & GBA_LOG_DEBUG ? Qt::Checked : Qt::Unchecked);
 53	m_ui.levelStub->setCheckState(levels & GBA_LOG_STUB ? Qt::Checked : Qt::Unchecked);
 54	m_ui.levelInfo->setCheckState(levels & GBA_LOG_INFO ? Qt::Checked : Qt::Unchecked);
 55	m_ui.levelWarn->setCheckState(levels & GBA_LOG_WARN ? Qt::Checked : Qt::Unchecked);
 56	m_ui.levelError->setCheckState(levels & GBA_LOG_ERROR ? Qt::Checked : Qt::Unchecked);
 57	m_ui.levelFatal->setCheckState(levels & GBA_LOG_FATAL ? Qt::Checked : Qt::Unchecked);
 58	m_ui.levelGameError->setCheckState(levels & GBA_LOG_GAME_ERROR ? Qt::Checked : Qt::Unchecked);
 59	m_ui.levelSWI->setCheckState(levels & GBA_LOG_SWI ? Qt::Checked : Qt::Unchecked);
 60
 61	emit levelsSet(levels);
 62}
 63
 64void LogView::setLevelDebug(bool set) {
 65	if (set) {
 66		setLevel(GBA_LOG_DEBUG);
 67	} else {
 68		clearLevel(GBA_LOG_DEBUG);
 69	}
 70}
 71
 72void LogView::setLevelStub(bool set) {
 73	if (set) {
 74		setLevel(GBA_LOG_STUB);
 75	} else {
 76		clearLevel(GBA_LOG_STUB);
 77	}
 78}
 79
 80void LogView::setLevelInfo(bool set) {
 81	if (set) {
 82		setLevel(GBA_LOG_INFO);
 83	} else {
 84		clearLevel(GBA_LOG_INFO);
 85	}
 86}
 87
 88void LogView::setLevelWarn(bool set) {
 89	if (set) {
 90		setLevel(GBA_LOG_WARN);
 91	} else {
 92		clearLevel(GBA_LOG_WARN);
 93	}
 94}
 95
 96void LogView::setLevelError(bool set) {
 97	if (set) {
 98		setLevel(GBA_LOG_ERROR);
 99	} else {
100		clearLevel(GBA_LOG_ERROR);
101	}
102}
103
104void LogView::setLevelFatal(bool set) {
105	if (set) {
106		setLevel(GBA_LOG_FATAL);
107	} else {
108		clearLevel(GBA_LOG_FATAL);
109	}
110}
111
112void LogView::setLevelGameError(bool set) {
113	if (set) {
114		setLevel(GBA_LOG_GAME_ERROR);
115	} else {
116		clearLevel(GBA_LOG_GAME_ERROR);
117	}
118}
119
120void LogView::setLevelSWI(bool set) {
121	if (set) {
122		setLevel(GBA_LOG_SWI);
123	} else {
124		clearLevel(GBA_LOG_SWI);
125	}
126}
127
128void LogView::setMaxLines(int limit) {
129	m_lineLimit = limit;
130	while (m_lines > m_lineLimit) {
131		clearLine();
132	}
133}
134
135QString LogView::toString(int level) {
136	switch (level) {
137	case GBA_LOG_DEBUG:
138		return tr("DEBUG");
139	case GBA_LOG_STUB:
140		return tr("STUB");
141	case GBA_LOG_INFO:
142		return tr("INFO");
143	case GBA_LOG_WARN:
144		return tr("WARN");
145	case GBA_LOG_ERROR:
146		return tr("ERROR");
147	case GBA_LOG_FATAL:
148		return tr("FATAL");
149	case GBA_LOG_GAME_ERROR:
150		return tr("GAME ERROR");
151	case GBA_LOG_SWI:
152		return tr("SWI");
153	}
154	return QString();
155}
156
157void LogView::setLevel(int level) {
158	m_logLevel |= level;
159	emit levelsEnabled(level);
160}
161
162void LogView::clearLevel(int level) {
163	m_logLevel &= ~level;
164	emit levelsDisabled(level);
165}
166
167void LogView::clearLine() {
168	QTextCursor cursor(m_ui.view->document());
169	cursor.setPosition(0);
170	cursor.select(QTextCursor::BlockUnderCursor);
171	cursor.removeSelectedText();
172	cursor.deleteChar();
173	--m_lines;
174}