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 "LogController.h"
9
10 #include <QTextBlock>
11 #include <QTextCursor>
12
13 using namespace QGBA;
14
LogView(LogController * log,QWidget * parent)15 LogView::LogView(LogController* log, QWidget* parent)
16 : QWidget(parent)
17 {
18 m_ui.setupUi(this);
19 connect(m_ui.levelDebug, &QAbstractButton::toggled, [this](bool set) {
20 setLevel(mLOG_DEBUG, set);
21 });
22 connect(m_ui.levelStub, &QAbstractButton::toggled, [this](bool set) {
23 setLevel(mLOG_STUB, set);
24 });
25 connect(m_ui.levelInfo, &QAbstractButton::toggled, [this](bool set) {
26 setLevel(mLOG_INFO, set);
27 });
28 connect(m_ui.levelWarn, &QAbstractButton::toggled, [this](bool set) {
29 setLevel(mLOG_WARN, set);
30 });
31 connect(m_ui.levelError, &QAbstractButton::toggled, [this](bool set) {
32 setLevel(mLOG_ERROR, set);
33 });
34 connect(m_ui.levelFatal, &QAbstractButton::toggled, [this](bool set) {
35 setLevel(mLOG_FATAL, set);
36 });
37 connect(m_ui.levelGameError, &QAbstractButton::toggled, [this](bool set) {
38 setLevel(mLOG_GAME_ERROR, set);
39 });
40 connect(m_ui.clear, &QAbstractButton::clicked, this, &LogView::clear);
41 connect(m_ui.maxLines, static_cast<void (QSpinBox::*)(int)>(&QSpinBox::valueChanged),
42 this, &LogView::setMaxLines);
43 m_ui.maxLines->setValue(DEFAULT_LINE_LIMIT);
44
45 connect(log, &LogController::logPosted, this, &LogView::postLog);
46 connect(log, static_cast<void (LogController::*)(int)>(&LogController::levelsSet), this, &LogView::setLevels);
47 connect(log, static_cast<void (LogController::*)(int)>(&LogController::levelsEnabled), [this](int level) {
48 bool s = blockSignals(true);
49 setLevel(level, true);
50 blockSignals(s);
51 });
52 connect(log, static_cast<void (LogController::*)(int)>(&LogController::levelsDisabled), [this](int level) {
53 bool s = blockSignals(true);
54 setLevel(level, false);
55 blockSignals(s);
56 });
57 connect(this, &LogView::levelsEnabled, log, static_cast<void (LogController::*)(int)>(&LogController::enableLevels));
58 connect(this, &LogView::levelsDisabled, log, static_cast<void (LogController::*)(int)>(&LogController::disableLevels));
59 }
60
postLog(int level,int category,const QString & log)61 void LogView::postLog(int level, int category, const QString& log) {
62 QString line = QString("[%1] %2:\t%3").arg(LogController::toString(level)).arg(mLogCategoryName(category)).arg(log);
63 // TODO: Log to file
64 m_pendingLines.enqueue(line);
65 ++m_lines;
66 if (m_lines > m_lineLimit) {
67 clearLine();
68 }
69 update();
70 }
71
clear()72 void LogView::clear() {
73 m_ui.view->clear();
74 m_lines = 0;
75 }
76
setLevels(int levels)77 void LogView::setLevels(int levels) {
78 m_ui.levelDebug->setCheckState(levels & mLOG_DEBUG ? Qt::Checked : Qt::Unchecked);
79 m_ui.levelStub->setCheckState(levels & mLOG_STUB ? Qt::Checked : Qt::Unchecked);
80 m_ui.levelInfo->setCheckState(levels & mLOG_INFO ? Qt::Checked : Qt::Unchecked);
81 m_ui.levelWarn->setCheckState(levels & mLOG_WARN ? Qt::Checked : Qt::Unchecked);
82 m_ui.levelError->setCheckState(levels & mLOG_ERROR ? Qt::Checked : Qt::Unchecked);
83 m_ui.levelFatal->setCheckState(levels & mLOG_FATAL ? Qt::Checked : Qt::Unchecked);
84 m_ui.levelGameError->setCheckState(levels & mLOG_GAME_ERROR ? Qt::Checked : Qt::Unchecked);
85 }
86
setLevel(int level,bool set)87 void LogView::setLevel(int level, bool set) {
88 if (level & mLOG_DEBUG) {
89 m_ui.levelDebug->setCheckState(set ? Qt::Checked : Qt::Unchecked);
90 }
91 if (level & mLOG_STUB) {
92 m_ui.levelStub->setCheckState(set ? Qt::Checked : Qt::Unchecked);
93 }
94 if (level & mLOG_INFO) {
95 m_ui.levelInfo->setCheckState(set ? Qt::Checked : Qt::Unchecked);
96 }
97 if (level & mLOG_WARN) {
98 m_ui.levelWarn->setCheckState(set ? Qt::Checked : Qt::Unchecked);
99 }
100 if (level & mLOG_ERROR) {
101 m_ui.levelError->setCheckState(set ? Qt::Checked : Qt::Unchecked);
102 }
103 if (level & mLOG_FATAL) {
104 m_ui.levelFatal->setCheckState(set ? Qt::Checked : Qt::Unchecked);
105 }
106 if (level & mLOG_GAME_ERROR) {
107 m_ui.levelGameError->setCheckState(set ? Qt::Checked : Qt::Unchecked);
108 }
109
110 if (set) {
111 emit levelsEnabled(level);
112 } else {
113 emit levelsDisabled(level);
114 }
115 }
116
setMaxLines(int limit)117 void LogView::setMaxLines(int limit) {
118 m_lineLimit = limit;
119 while (m_lines > m_lineLimit) {
120 clearLine();
121 }
122 }
123
paintEvent(QPaintEvent * event)124 void LogView::paintEvent(QPaintEvent* event) {
125 while (!m_pendingLines.isEmpty()) {
126 m_ui.view->appendPlainText(m_pendingLines.dequeue());
127 }
128 QWidget::paintEvent(event);
129 }
130
clearLine()131 void LogView::clearLine() {
132 if (m_ui.view->document()->isEmpty()) {
133 m_pendingLines.dequeue();
134 } else {
135 QTextCursor cursor(m_ui.view->document());
136 cursor.setPosition(0);
137 cursor.select(QTextCursor::BlockUnderCursor);
138 cursor.removeSelectedText();
139 cursor.deleteChar();
140 }
141 --m_lines;
142 }
143