resources popout refresh + new components & reskinned old components

Plugins/ZShell/Services/cpu.cpp

@@ -0,0 +1,117 @@
+#include "cpu.hpp"
+
+#include "sensorslib.hpp"
+
+#include <cmath>
+#include <qfile.h>
+#include <qregularexpression.h>
+
+namespace ZShell::services {
+
+Cpu::Cpu(QObject* parent)
+	: TickingService(parent) {
+	readNameOnce();
+}
+
+QString Cpu::name() const {
+	return m_name;
+}
+
+qreal Cpu::percentage() const {
+	return m_percentage;
+}
+
+qreal Cpu::temperature() const {
+	return m_temperature;
+}
+
+void Cpu::tick() {
+	if (!m_nameLoaded) {
+		readNameOnce();
+	}
+	refreshPercentage();
+	refreshTemperature();
+}
+
+void Cpu::readNameOnce() {
+	QFile f(QStringLiteral("/proc/cpuinfo"));
+	if (!f.open(QIODevice::ReadOnly | QIODevice::Text)) {
+		return;
+	}
+	const QByteArray data = f.readAll();
+	f.close();
+
+	static const QRegularExpression re(QStringLiteral("model name\\s*:\\s*(.+)"));
+	const auto match = re.match(QString::fromLatin1(data));
+	if (!match.hasMatch()) {
+		return;
+	}
+
+	const QString cleaned = cleanName(match.captured(1));
+	m_nameLoaded = true;
+	if (cleaned == m_name) {
+		return;
+	}
+	m_name = cleaned;
+	Q_EMIT nameChanged();
+}
+
+void Cpu::refreshPercentage() {
+	QFile f(QStringLiteral("/proc/stat"));
+	if (!f.open(QIODevice::ReadOnly | QIODevice::Text)) {
+		return;
+	}
+	const QByteArray data = f.readAll();
+	f.close();
+
+	static const QRegularExpression re(
+		QStringLiteral("^cpu\\s+(\\d+)\\s+(\\d+)\\s+(\\d+)\\s+(\\d+)\\s+(\\d+)\\s+(\\d+)\\s+(\\d+)"));
+	const auto match = re.match(QString::fromLatin1(data));
+	if (!match.hasMatch()) {
+		return;
+	}
+
+	quint64 total = 0;
+	quint64 idle = 0;
+	for (int i = 1; i <= 7; ++i) {
+		const quint64 v = match.captured(i).toULongLong();
+		total += v;
+		if (i == 4 || i == 5) {
+			idle += v;
+		}
+	}
+
+	const quint64 totalDiff = total > m_lastTotal ? total - m_lastTotal : 0;
+	const quint64 idleDiff = idle > m_lastIdle ? idle - m_lastIdle : 0;
+	const qreal newPerc = totalDiff > 0 ? 1.0 - static_cast<qreal>(idleDiff) / static_cast<qreal>(totalDiff) : 0.0;
+
+	m_lastTotal = total;
+	m_lastIdle = idle;
+
+	if (std::abs(newPerc - m_percentage) > 0.0001) {
+		m_percentage = newPerc;
+		Q_EMIT percentageChanged();
+	}
+}
+
+void Cpu::refreshTemperature() {
+	const auto t = sensorslib::cpuPackageTemp();
+	const qreal newTemp = t.value_or(0.0);
+	if (std::abs(newTemp - m_temperature) > 0.05) {
+		m_temperature = newTemp;
+		Q_EMIT temperatureChanged();
+	}
+}
+
+QString Cpu::cleanName(QString s) {
+	static const QRegularExpression noise(
+		QStringLiteral("\\(R\\)|\\(TM\\)|CPU|\\d+(?:th|nd|rd|st) Gen |Core |Processor"),
+		QRegularExpression::CaseInsensitiveOption);
+	static const QRegularExpression spaces(QStringLiteral("\\s+"));
+
+	s.replace(noise, QString());
+	s.replace(spaces, QStringLiteral(" "));
+	return s.trimmed();
+}
+
+} // namespace ZShell::services