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Charger Detection + PPD Integration #307

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7f577bd
Implement charger-based performance mode switching
mutchiko Mar 15, 2026
3911cc0
Include new PowerMonitor in CMakeLists
mutchiko Mar 16, 2026
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1 change: 1 addition & 0 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,7 @@ set(PROJECT_SOURCES
src/mainwindow.ui
src/mainwindow.cpp src/mainwindow.h
src/operate.cpp src/operate.h
src/powermonitor.cpp src/powermonitor.h
src/helper.cpp src/helper.h
src/msi-ec_helper.cpp src/msi-ec_helper.h
src/settings.cpp src/settings.h
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26 changes: 26 additions & 0 deletions src/i18n/MControlCenter_en.ts
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Expand Up @@ -115,6 +115,16 @@
<source>rpm</source>
<translation type="unfinished"></translation>
</message>
<message>
<source>Couldn&apos;t connect to UPower to get charger status.
Make sure that UPower is installed and running then restart the app.</source>
<translation type="unfinished"></translation>
</message>
<message>
<source>Couldn&apos;t connect to Power Profiles Daemon.
Make sure that either Power Profiles Daemon or TuneD is installed and restart the app.</source>
<translation type="unfinished"></translation>
</message>
<message>
<source>Mode</source>
<translation type="unfinished"></translation>
Expand Down Expand Up @@ -215,6 +225,10 @@
<source>Current fan Mode:</source>
<translation type="unfinished"></translation>
</message>
<message>
<source>Automatic Profile Switching</source>
<translation type="unfinished"></translation>
</message>
<message>
<source>Keyboard</source>
<translation type="unfinished"></translation>
Expand Down Expand Up @@ -243,6 +257,10 @@
<source>Maximum performance at the cost of heat and increased power consumption</source>
<translation type="unfinished"></translation>
</message>
<message>
<source>Follow system&apos;s power profile</source>
<translation type="unfinished"></translation>
</message>
<message>
<source>If you mainly use your laptop with the charger plugged most of the time, it is recommended to set the charge capacity at a lower percentage (60% or 80%) to prolong your battery lifecycle.</source>
<translation type="unfinished"></translation>
Expand All @@ -251,6 +269,14 @@
<source>Charge the battery when under 90%, stop at 100%</source>
<translation type="unfinished"></translation>
</message>
<message>
<source>On Charger:</source>
<translation type="unfinished"></translation>
</message>
<message>
<source>On Battery:</source>
<translation type="unfinished"></translation>
</message>
<message>
<source>Keyboard Backlight</source>
<translation type="unfinished"></translation>
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126 changes: 126 additions & 0 deletions src/mainwindow.cpp
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Expand Up @@ -24,6 +24,7 @@
#include <QMessageBox>

Operate operate;
PowerMonitor powerMonitor;

bool isActive = false;
bool isUpdateDataError = false;
Expand Down Expand Up @@ -136,6 +137,8 @@ MainWindow::MainWindow(QWidget *parent)

connect(ui->fanSpeedResetButton, &QPushButton::clicked, this, &MainWindow::updateFanSpeedSettings);
connect(ui->fanSpeedApplyButton, &QPushButton::clicked, this, &MainWindow::setFanSpeedSettings);
connect(&powerMonitor, &PowerMonitor::currentChargerState, this, &MainWindow::on_ChargerStateChange);
connect(&powerMonitor, &PowerMonitor::currentPowerProfile, this, &MainWindow::on_PowerProfileChange);

connect(qApp, &QGuiApplication::saveStateRequest, this, &MainWindow::saveStateRequest);

Expand Down Expand Up @@ -174,6 +177,10 @@ MainWindow::MainWindow(QWidget *parent)

ui->QtVersionValue->setText(QT_VERSION_STR);
ui->versionValueLabel->setText(MControlCenter_VERSION);
ui->autoAcDcProfilesGroupBox->setChecked(s.getValue("Settings/autoAcDcProfilesState").toBool());
ui->userModeOnBatteryComboBox->setCurrentIndex(s.getValue("Settings/UserModeOnBattery").toInt());
ui->userModeOnChargerComboBox->setCurrentIndex(s.getValue("Settings/UserModeOnCharger").toInt());
ui->autoPPDCheckBox->setChecked(s.getValue("Settings/autoPPDstate").toBool());
}

MainWindow::~MainWindow() {
Expand Down Expand Up @@ -679,6 +686,65 @@ void MainWindow::timerSleepTimeout() {
}
}

void MainWindow::setModeFromSelection(PowerProfile profile) {
switch (profile) {
case PowerProfile::Performance:
setHighPerformanceMode();
break;
case PowerProfile::Balanced:
setBalancedMode();
break;
case PowerProfile::Silent:
setSilentMode();
break;
case PowerProfile::PowerSaver:
setSuperBatteryMode();
break;
case PowerProfile::Unknown:
default:;
}
}

void MainWindow::on_ChargerStateChange(bool isCharging) {
if (ui->autoAcDcProfilesGroupBox->isChecked()) {
Settings s;
int SelectedModeOnBattery = s.getValue("Settings/UserModeOnBattery").toInt();
int SelectedModeOnCharger = s.getValue("Settings/UserModeOnCharger").toInt();

PowerProfile batteryProfile = static_cast<PowerProfile>(SelectedModeOnBattery);
PowerProfile chargerProfile = static_cast<PowerProfile>(SelectedModeOnCharger);

if (isCharging) {
setModeFromSelection(chargerProfile);
} else {
setModeFromSelection(batteryProfile);
}
} else {
ui->autoPPDCheckBox->setEnabled(1);
}
}

void MainWindow::on_PowerProfileChange(const PowerProfile profile) {
if (ui->autoPPDCheckBox->isChecked()) {
switch (profile) {
case PowerProfile::Performance:
setHighPerformanceMode();
ui->highPerformanceModeRadioButton->setChecked(true);
break;
case PowerProfile::Balanced:
setBalancedMode();
ui->balancedModeRadioButton->setChecked(true);
break;
case PowerProfile::PowerSaver:
setSuperBatteryMode();
ui->superBatteryModeRadioButton->setChecked(true);
break;
case PowerProfile::Unknown:
default:;
}
}
}

void MainWindow::on_bestMobilityRadioButton_toggled(bool checked) {
if (checked)
setBestMobility();
Expand Down Expand Up @@ -756,6 +822,66 @@ void MainWindow::on_keyboardBacklightModeComboBox_currentIndexChanged(int index)
operate.setKeyboardBacklightMode(index);
}

void MainWindow::on_userModeOnBatteryComboBox_currentIndexChanged(int index) const {
Settings::setValue("Settings/UserModeOnBattery", index);
powerMonitor.queryChargerState();
}

void MainWindow::on_userModeOnChargerComboBox_currentIndexChanged(int index) const {
Settings::setValue("Settings/UserModeOnCharger", index);
powerMonitor.queryChargerState();
}

void MainWindow::on_autoAcDcProfilesGroupBox_toggled(bool checked) {
if(checked) {
if (!powerMonitor.connectToUpower()) {
QMessageBox::critical(nullptr, this->windowTitle(), tr("Couldn't connect to UPower to get charger status.\n"
"Make sure that UPower is installed and running then restart the system."));
ui->autoAcDcProfilesGroupBox->setChecked(0);
ui->autoAcDcProfilesGroupBox->setEnabled(0);
return;
}

powerMonitor.disconnectFromPowerProfiles();
ui->autoPPDCheckBox->setChecked(0);
ui->autoPPDCheckBox->setEnabled(0);
powerMonitor.queryChargerState();
} else {
ui->autoPPDCheckBox->setEnabled(1);
powerMonitor.disconnectFromUpower();
}

Settings::setValue("Settings/autoAcDcProfilesState", checked);
}

void MainWindow::on_autoPPDCheckBox_toggled(bool checked) {
if (checked) {

if (!powerMonitor.connectToPowerProfiles()) {
QMessageBox::critical(nullptr, this->windowTitle(), tr("Couldn't connect to Power Profiles Daemon.\n"
"Make sure that either Power Profiles Daemon or TuneD is installed and restart the system."));
ui->autoPPDCheckBox->setChecked(0);
return;
}

powerMonitor.disconnectFromUpower();
ui->highPerformanceModeRadioButton->setEnabled(0);
ui->balancedModeRadioButton->setEnabled(0);
ui->silentModeRadioButton->setEnabled(0);
ui->superBatteryModeRadioButton->setEnabled(0);
ui->autoAcDcProfilesGroupBox->setChecked(0);
ui->autoAcDcProfilesGroupBox->setEnabled(0);
powerMonitor.queryPowerProfile();
} else {
ui->highPerformanceModeRadioButton->setEnabled(1);
ui->balancedModeRadioButton->setEnabled(1);
ui->silentModeRadioButton->setEnabled(1);
ui->superBatteryModeRadioButton->setEnabled(1);
ui->autoAcDcProfilesGroupBox->setEnabled(1);
}
Settings::setValue("Settings/autoPPDstate", checked);
}

void MainWindow::on_highPerformanceModeRadioButton_toggled(bool checked) {
if (checked)
setHighPerformanceMode();
Expand Down
10 changes: 10 additions & 0 deletions src/mainwindow.h
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Expand Up @@ -19,6 +19,7 @@
#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include "powermonitor.h"
#include <QMainWindow>
#include <QCloseEvent>
#include <QSystemTrayIcon>
Expand All @@ -45,6 +46,7 @@ Q_OBJECT
void startRealtimeUpdate() const;
void stopRealtimeUpdate() const;
void setUpdateInterval(int msec) const;
void setModeFromSelection(PowerProfile profile);
void realtimeUpdate();
void loadConfigs();

Expand Down Expand Up @@ -120,6 +122,9 @@ Q_OBJECT
QAction *quitAction = nullptr;

private slots:
void on_ChargerStateChange(bool isCharging);
void on_PowerProfileChange(const PowerProfile profile);

void on_bestMobilityRadioButton_toggled(bool checked);
void on_balancedBatteryRadioButton_toggled(bool checked);
void on_bestBatteryRadioButton_toggled(bool checked);
Expand All @@ -141,6 +146,11 @@ private slots:

void on_keyboardBacklightModeComboBox_currentIndexChanged(int index) const;

void on_userModeOnBatteryComboBox_currentIndexChanged(int index) const;
void on_userModeOnChargerComboBox_currentIndexChanged(int index) const;
void on_autoPPDCheckBox_toggled(bool checked);
void on_autoAcDcProfilesGroupBox_toggled(bool active);

void on_highPerformanceModeRadioButton_toggled(bool checked);
void on_balancedModeRadioButton_toggled(bool checked);
void on_silentModeRadioButton_toggled(bool checked);
Expand Down
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