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fixed .desktop file
[qbat.git] / powermanager.cpp
blob6f96620ae5e41b1eb5dc9c3e2c6ccc5d0ee20eee
1 //
2 // C++ Implementation: cpowermanager
3 //
4 // Author: Oliver Groß <z.o.gross@gmx.de>, (C) 2008
5 //
6 // Copyright: See COPYING file that comes with this distribution
7 //
8 #include <QtGui>
9 #include "powermanager.h"
10 #include "common.h"
11 #include "settings.h"
12 #include "batteryicon.h"
13
14 namespace qbat {
15 using namespace std;
16
17 CPowerManager::CPowerManager(QObject * parent) :
18 QObject(parent),
19 m_CriticalHandled(false),
20 m_SysfsDir(UI_PATH_SYSFS_DIR),
21 m_SettingsFile(UI_FILE_CONFIG, QSettings::IniFormat, this),
22 m_DefaultTrayIcon(QIcon(UI_ICON_QBAT), this)
23 {
24 readSettings();
25 m_ContextMenu.addAction(tr("&Settings"), this, SLOT(showSettings()))->setEnabled(m_SysfsDir.exists());
26 m_ContextMenu.addAction(tr("&About"), this, SLOT(showAbout()));
27 m_ContextMenu.addSeparator();
28 m_ContextMenu.addAction(tr("&Quit"), qApp, SLOT(quit()));
29
30 m_DefaultTrayIcon.setContextMenu(&m_ContextMenu);
31
32 timerEvent(NULL);
33 if (m_SysfsDir.exists()) {
34 m_Timer = startTimer(m_Settings.pollingRate);
35 }
36 }
37
38 CPowerManager::~CPowerManager() {
39 killTimer(m_Timer);
40 writeSettings();
41 }
42
43 inline void CPowerManager::readSettings() {
44 m_SettingsFile.beginGroup("Main");
45 m_Settings.pollingRate = m_SettingsFile.value("pollingRate", 3000).toUInt();
46 m_SettingsFile.endGroup();
47
48 m_SettingsFile.beginGroup("TrayIcons");
49 m_Settings.mergeBatterys = m_SettingsFile.value("mergeBatterys", true).toBool();
50 m_Settings.colors[UI_COLOR_PEN] = m_SettingsFile.value("textColor", 0).toUInt();
51 m_Settings.colors[UI_COLOR_PEN_FULL] = m_SettingsFile.value("textFullColor", 0).toUInt();
52 m_Settings.colors[UI_COLOR_BRUSH_CHARGED] = m_SettingsFile.value("mainChargedColor", qRgb( 0, 255, 0)).toUInt();
53 m_Settings.colors[UI_COLOR_BRUSH_EMPTY] = m_SettingsFile.value("mainEmptyColor", qRgb(255, 255, 255)).toUInt();
54 m_Settings.colors[UI_COLOR_BRUSH_FULL] = m_SettingsFile.value("mainFullColor", m_Settings.colors[UI_COLOR_BRUSH_CHARGED]).toUInt();
55 m_Settings.colors[UI_COLOR_BRUSH_POLE] = m_SettingsFile.value("poleColor", qRgb(255, 255, 0)).toUInt();
56 m_Settings.colors[UI_COLOR_BRUSH_POLE_FULL] = m_SettingsFile.value("poleFullColor", m_Settings.colors[UI_COLOR_BRUSH_POLE]).toUInt();
57 m_SettingsFile.endGroup();
58
59 m_SettingsFile.beginGroup("CriticalEvent");
60 m_Settings.handleCritical = m_SettingsFile.value("handle", false).toBool();
61 m_Settings.criticalCapacity = m_SettingsFile.value("criticalCapacity", 7).toUInt();
62 m_Settings.executeCommand = m_SettingsFile.value("executeCommand", false).toBool();
63 m_Settings.criticalCommand = m_SettingsFile.value("command", "").toString();
64 m_SettingsFile.endGroup();
65 }
66
67 inline void CPowerManager::writeSettings() {
68 m_SettingsFile.beginGroup("Main");
69 m_SettingsFile.setValue("pollingRate", m_Settings.pollingRate);
70 m_SettingsFile.endGroup();
71
72 m_SettingsFile.beginGroup("TrayIcons");
73 m_SettingsFile.setValue("mergeBatterys", m_Settings.mergeBatterys);
74 m_SettingsFile.setValue("textColor", m_Settings.colors[UI_COLOR_PEN]);
75 m_SettingsFile.setValue("textFullColor", m_Settings.colors[UI_COLOR_PEN_FULL]);
76 m_SettingsFile.setValue("mainChargedColor", m_Settings.colors[UI_COLOR_BRUSH_CHARGED]);
77 m_SettingsFile.setValue("mainEmptyColor", m_Settings.colors[UI_COLOR_BRUSH_EMPTY]);
78 m_SettingsFile.setValue("mainFullColor", m_Settings.colors[UI_COLOR_BRUSH_FULL]);
79 m_SettingsFile.setValue("poleColor", m_Settings.colors[UI_COLOR_BRUSH_POLE]);
80 m_SettingsFile.setValue("poleFullColor", m_Settings.colors[UI_COLOR_BRUSH_POLE_FULL]);
81 m_SettingsFile.endGroup();
82
83 m_SettingsFile.beginGroup("CriticalEvent");
84 m_SettingsFile.setValue("handle", m_Settings.handleCritical);
85 m_SettingsFile.setValue("criticalCapacity", m_Settings.criticalCapacity);
86 m_SettingsFile.setValue("executeCommand", m_Settings.executeCommand);
87 m_SettingsFile.setValue("command", m_Settings.criticalCommand);
88 m_SettingsFile.endGroup();
89 }
90
91 void CPowerManager::timerEvent(QTimerEvent *) {
92 updateData();
93 }
94
95 void CPowerManager::updateData() {
96 if (m_SysfsDir.exists()) {
97 bool acPlug = false;
98 QStringList powerSupplies = m_SysfsDir.entryList(QDir::Dirs | QDir::NoDotAndDotDot);
99
100 int chargeFull = 0;
101 int chargeFullDesign = 0;
102 int chargeNow = 0;
103 int currentNow = 0;
104 int status = 0;
105
106 int relativeCapacity = 100;
107
108 if (m_Settings.mergeBatterys) {
109 int batteryCount = 0;
110 foreach(QString i, powerSupplies) {
111 string buffer = readStringSysFile(m_SysfsDir.filePath(i + "/type").toAscii().constData());
112
113 if ((!acPlug) && (buffer == "Mains")) {
114 if (1 == readIntSysFile(m_SysfsDir.filePath(i + "/online").toAscii().constData()))
115 acPlug = true;
116 }
117 else if (buffer == "Battery") {
118 chargeFull += readIntSysFile(m_SysfsDir.filePath(i + "/charge_full").toAscii().constData());
119 chargeFullDesign += readIntSysFile(m_SysfsDir.filePath(i + "/charge_full_design").toAscii().constData());
120 chargeNow += readIntSysFile(m_SysfsDir.filePath(i + "/charge_now").toAscii().constData());
121 currentNow += readIntSysFile(m_SysfsDir.filePath(i + "/current_now").toAscii().constData());
122
123 int statusBuffer = toStatusInt(readStringSysFile(m_SysfsDir.filePath(i + "/status").toAscii().constData()));
124
125 if ((!status) || (statusBuffer != UI_BATTERY_FULL))
126 status = statusBuffer;
127
128 batteryCount++;
129 }
130 }
131
132 if (batteryCount) {
133 if (m_Settings.handleCritical)
134 relativeCapacity = (int)(100.0 * chargeNow / chargeFull);
135
136 chargeFull /= batteryCount;
137 chargeFullDesign /= batteryCount;
138 chargeNow /= batteryCount;
139 currentNow /= batteryCount;
140
141 if (!m_BatteryIcons.contains("merged")) {
142 if (!m_BatteryIcons.isEmpty()) {
143 foreach(CBatteryIcon * i, m_BatteryIcons) {
144 delete i;
145 }
146
147 m_BatteryIcons.clear();
148 }
149
150 CBatteryIcon * currentBatteryIcon = new CBatteryIcon("average", &m_Settings, &m_ContextMenu, this);
151 currentBatteryIcon->updateData(chargeFull, chargeFullDesign, chargeNow, currentNow, status);
152 m_BatteryIcons.insert("merged", currentBatteryIcon);
153 }
154 else
155 m_BatteryIcons["merged"]->updateData(chargeFull, chargeFullDesign, chargeNow, currentNow, status);
156 }
157 else {
158 delete m_BatteryIcons.take("merged");
159 }
160 }
161 else {
162 QList<CBatteryIcon *> newBatteryIcons;
163 CBatteryIcon * currentBatteryIcon;
164
165 int chargeNowMid = 0;
166 int chargeFullMid = 0;
167
168 foreach(QString i, powerSupplies) {
169 string buffer = readStringSysFile(m_SysfsDir.filePath(i + "/type").toAscii().constData());
170
171 if (buffer == "Mains") {
172 if (1 == readIntSysFile(m_SysfsDir.filePath(i + "/online").toAscii().constData()))
173 acPlug = true;
174 }
175 else if (buffer == "Battery") {
176 chargeFull = readIntSysFile(m_SysfsDir.filePath(i + "/charge_full").toAscii().constData());
177 chargeFullDesign = readIntSysFile(m_SysfsDir.filePath(i + "/charge_full_design").toAscii().constData());
178 chargeNow = readIntSysFile(m_SysfsDir.filePath(i + "/charge_now").toAscii().constData());
179 currentNow = readIntSysFile(m_SysfsDir.filePath(i + "/current_now").toAscii().constData());
180 status = toStatusInt(readStringSysFile(m_SysfsDir.filePath(i + "/status").toAscii().constData()));
181
182 chargeFullMid += chargeFull;
183 chargeNowMid += chargeNow;
184
185 if (!m_BatteryIcons.contains(i)) {
186 currentBatteryIcon = new CBatteryIcon(i, &m_Settings, &m_ContextMenu, this);
187 currentBatteryIcon->updateData(chargeFull, chargeFullDesign, chargeNow, currentNow, status);
188 }
189 else {
190 currentBatteryIcon = m_BatteryIcons.take(i);
191 currentBatteryIcon->updateData(chargeFull, chargeFullDesign, chargeNow, currentNow, status);
192 }
193 newBatteryIcons << currentBatteryIcon;
194 }
195 }
196
197 foreach(CBatteryIcon * i, m_BatteryIcons) {
198 delete i;
199 }
200
201 m_BatteryIcons.clear();
202
203 foreach(CBatteryIcon * i, newBatteryIcons)
204 m_BatteryIcons.insert(i->batteryName(), i);
205
206 if (!m_BatteryIcons.isEmpty())
207 relativeCapacity = (int)(100.0 * chargeNowMid / chargeFullMid);
208 }
209
210
211 if (acPlug)
212 m_DefaultTrayIcon.setToolTip("QBat - " + tr("AC adapter plugged in"));
213 else {
214 if ((m_Settings.handleCritical) && (relativeCapacity <= m_Settings.criticalCapacity) && (!m_CriticalHandled)) {
215 if (m_Settings.executeCommand)
216 QProcess::startDetached(m_Settings.criticalCommand);
217 else
218 QMessageBox::warning(NULL, tr("QBat - critical battery capacity"),
219 tr("WARNING: The attached battery(s) reached the critical mark.\n\
220 Please make sure to save and shut down soon or provide another source of power."));
221 m_CriticalHandled = true;
222 }
223 m_DefaultTrayIcon.setToolTip("QBat - " + tr("AC adapter unplugged"));
224 }
225 }
226 else
227 m_DefaultTrayIcon.setToolTip("QBat - " + tr("no information available"));
228
229 m_DefaultTrayIcon.setVisible(m_BatteryIcons.isEmpty());
230 }
231
232 void CPowerManager::restartTimer() {
233 killTimer(m_Timer);
234 m_Timer = startTimer(m_Settings.pollingRate);
235 }
236
237 void CPowerManager::showSettings() {
238 CSettings dialog;
239 connect(&dialog, SIGNAL(settingsChanged()), this, SLOT(updateData()));
240 connect(&dialog, SIGNAL(settingsChanged()), this, SLOT(restartTimer()));
241
242 dialog.execute(&m_Settings);
243 }
244
245 void CPowerManager::showAbout() {
246 QMessageBox aboutBox;
247
248 aboutBox.setWindowIcon(QIcon(UI_ICON_QBAT));
249 aboutBox.setIconPixmap(QPixmap(UI_ICON_QBAT));
250 aboutBox.setWindowTitle(tr("About QBat"));
251 aboutBox.setText(UI_NAME + "\nv" + QString(UI_VERSION));
252 aboutBox.setStandardButtons(QMessageBox::Ok);
253
254 aboutBox.exec();
255 }
256 }
Qt4 Systray Battery Monitor