Init

.gitignore

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+# Created by https://www.toptal.com/developers/gitignore/api/visualstudio,c++
+# Edit at https://www.toptal.com/developers/gitignore?templates=visualstudio,c++
+
+### C++ ###
+# Prerequisites
+*.d
+
+# Compiled Object files
+*.slo
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+
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+
+# Executables
+*.exe
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+*.app
+
+### VisualStudio ###
+## Ignore Visual Studio temporary files, build results, and
+## files generated by popular Visual Studio add-ons.
+##
+## Get latest from https://github.com/github/gitignore/blob/main/VisualStudio.gitignore
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+# Visual Studio 2015/2017 cache/options directory
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+*.log
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+.builds
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+# Chutzpah Test files
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+# Visual C++ cache files
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+# Visual Studio profiler
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+# Visual Studio Trace Files
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+# TFS 2012 Local Workspace
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+# Installshield output folder
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+
+# Microsoft Azure Build Output
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+# Microsoft Azure Emulator
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+# Windows Store app package directories and files
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+Package.StoreAssociation.xml
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+*.appx
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+# Visual Studio cache files
+# files ending in .cache can be ignored
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+# but keep track of directories ending in .cache
+!?*.[Cc]ache/
+
+# Others
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+~$*
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+
+# Including strong name files can present a security risk
+# (https://github.com/github/gitignore/pull/2483#issue-259490424)
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+
+# Since there are multiple workflows, uncomment next line to ignore bower_components
+# (https://github.com/github/gitignore/pull/1529#issuecomment-104372622)
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+
+# RIA/Silverlight projects
+Generated_Code/
+
+# Backup & report files from converting an old project file
+# to a newer Visual Studio version. Backup files are not needed,
+# because we have git ;-)
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+Backup*/
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+# SQL Server files
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+
+# Microsoft Fakes
+FakesAssemblies/
+
+# GhostDoc plugin setting file
+*.GhostDoc.xml
+
+# Node.js Tools for Visual Studio
+.ntvs_analysis.dat
+node_modules/
+
+# Visual Studio 6 build log
+*.plg
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+# Visual Studio 6 workspace options file
+*.opt
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+# Visual Studio 6 auto-generated workspace file (contains which files were open etc.)
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+# Visual Studio 6 auto-generated project file (contains which files were open etc.)
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+
+# Paket dependency manager
+.paket/paket.exe
+paket-files/
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+# FAKE - F# Make
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+
+# CodeRush personal settings
+.cr/personal
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+# Python Tools for Visual Studio (PTVS)
+__pycache__/
+*.pyc
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+# Cake - Uncomment if you are using it
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+# Local History for Visual Studio
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+# Backup folder for Package Reference Convert tool in Visual Studio 2017
+MigrationBackup/
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+# Ionide (cross platform F# VS Code tools) working folder
+.ionide/
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+# Fody - auto-generated XML schema
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+
+# VS Code files for those working on multiple tools
+.vscode/*
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+
+# JetBrains Rider
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+
+### VisualStudio Patch ###
+# Additional files built by Visual Studio
+
+# End of https://www.toptal.com/developers/gitignore/api/visualstudio,c++

AwSystem.cpp

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+#include "AwSystem.h"
+#include <windows.h>
+#include <powerbase.h>
+#include <powersetting.h>
+
+
+#pragma comment(lib, "PowrProf.lib")
+
+
+typedef struct _PROCESSOR_POWER_INFORMATION {
+    ULONG Number;
+    ULONG MaxMhz;
+    ULONG CurrentMhz;
+    ULONG MhzLimit;
+    ULONG MaxIdleState;
+    ULONG CurrentIdleState;
+} PROCESSOR_POWER_INFORMATION, * PPROCESSOR_POWER_INFORMATION;
+
+
+uint64_t AwSystem::getCpuFrequency() {
+    uint64_t cpuFreq = 0;
+    SYSTEM_INFO systemInfo;
+    GetSystemInfo(&systemInfo);
+
+    uint32_t cpuPowerInfoArraySize = sizeof(PROCESSOR_POWER_INFORMATION) * systemInfo.dwNumberOfProcessors;
+    PROCESSOR_POWER_INFORMATION* cpuPowerInfoArray = new PROCESSOR_POWER_INFORMATION[systemInfo.dwNumberOfProcessors];
+
+    if (cpuPowerInfoArray == nullptr) {
+        return cpuFreq;
+    }
+
+    auto status = CallNtPowerInformation(ProcessorInformation, NULL, 0, (void*)cpuPowerInfoArray, cpuPowerInfoArraySize);
+    /*
+    if (status == 0) {
+        for (size_t i = 0; i < systemInfo.dwNumberOfProcessors; i++)
+        {
+            std::cout << "Power levels for Processor #" << cpuPowerInfoArray[i].Number << "\n"
+                "MaxMhz: " << cpuPowerInfoArray[i].MaxMhz << "\n"
+                "CurrentMhz: " << cpuPowerInfoArray[i].CurrentMhz << "\n"
+                "MhzLimit: " << cpuPowerInfoArray[i].MhzLimit << "\n"
+                "MaxIdleState: " << cpuPowerInfoArray[i].MaxIdleState << "\n"
+                "CurrentIdleState: " << cpuPowerInfoArray[i].CurrentIdleState << "\n"
+                << std::endl;
+        }
+    }
+    */
+
+    cpuFreq = cpuPowerInfoArray[0].CurrentMhz;
+    delete[] cpuPowerInfoArray;
+    return cpuFreq;
+}
+
+bool AwSystem::isUsingPowerAdapter() {
+    SYSTEM_POWER_STATUS powerStatus;
+
+    GetSystemPowerStatus(&powerStatus);
+
+    return powerStatus.ACLineStatus == 1;
+}
+
+void AwSystem::setCpuPowerIndex(uint64_t percentage, uint32_t sleepInMs) {
+    GUID guid, * scheme = &guid;
+
+    PowerGetActiveScheme(NULL, &scheme);
+    if (isUsingPowerAdapter()) {
+        PowerWriteACValueIndex(NULL, scheme, &GUID_PROCESSOR_SETTINGS_SUBGROUP, &GUID_PROCESSOR_THROTTLE_MAXIMUM, percentage);
+    }
+    else {
+        PowerWriteDCValueIndex(NULL, scheme, &GUID_PROCESSOR_SETTINGS_SUBGROUP, &GUID_PROCESSOR_THROTTLE_MAXIMUM, percentage);
+    }
+    PowerSetActiveScheme(NULL, scheme);
+
+    if (sleepInMs > 0) {
+        Sleep(sleepInMs);
+    }
+}
+
+uint64_t AwSystem::getCpuPowerIndex() {
+    GUID guid, * scheme = &guid;
+    uint64_t value = 0;
+    uint64_t valueSize = sizeof(value);
+    PUCHAR a;
+
+    PowerGetActiveScheme(NULL, &scheme);
+    if (isUsingPowerAdapter()) {
+        PowerReadACValue(NULL, scheme, &GUID_PROCESSOR_SETTINGS_SUBGROUP, &GUID_PROCESSOR_THROTTLE_MAXIMUM, NULL, (PUCHAR)&value, (LPDWORD)&valueSize);
+    }
+    else {
+        PowerReadDCValue(NULL, scheme, &GUID_PROCESSOR_SETTINGS_SUBGROUP, &GUID_PROCESSOR_THROTTLE_MAXIMUM, NULL, (PUCHAR)&value, (LPDWORD)&valueSize);
+    }
+
+    return value;
+}

AwSystem.h

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+#pragma once
+#include <stdint.h>
+
+
+class AwSystem
+{
+public:
+	static uint64_t getCpuFrequency();
+	static bool isUsingPowerAdapter();
+	static void setCpuPowerIndex(uint64_t percentage, uint32_t sleepInMs = 0);
+	static uint64_t getCpuPowerIndex();
+};

AwSystemCpuLoading.cpp

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+#include "AwSystemCpuLoading.h"
+
+
+#pragma comment(lib, "Pdh.lib")
+
+
+AwSystemCpuLoading::AwSystemCpuLoading() {
+    init();
+
+    pollingThread = std::thread([this]() {
+        while (1) {
+            if (pollingThreadStop) {
+                break;
+            }
+
+            this->loadingValue = this->getLoading();
+            Sleep(1000);
+        }
+        });
+}
+
+AwSystemCpuLoading::~AwSystemCpuLoading() {
+    pollingThreadStop = true;
+    pollingThread.join();
+    PdhCloseQuery(cpuQuery);
+}
+
+double AwSystemCpuLoading::getValue() {
+    return this->loadingValue;
+}
+
+double AwSystemCpuLoading::getLoading() {
+    PDH_FMT_COUNTERVALUE counterVal;
+
+    PdhCollectQueryData(cpuQuery);
+    PdhGetFormattedCounterValue(cpuTotal, PDH_FMT_DOUBLE, NULL, &counterVal);
+    return counterVal.doubleValue;
+}
+
+void AwSystemCpuLoading::init() {
+    PdhOpenQuery(NULL, NULL, &cpuQuery);
+    // You can also use L"\\Processor(*)\\% Processor Time" and get individual CPU values with PdhGetFormattedCounterArray()
+    PdhAddCounter(cpuQuery, L"\\Processor(*)\\% Processor Time", NULL, &cpuTotal);
+    //PdhAddCounter(cpuQuery, L"\\Processor Information(_Total)\\% Processor Time", NULL, &cpuTotal);
+    PdhCollectQueryData(cpuQuery);
+}

AwSystemCpuLoading.h

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+#pragma once
+#include <Windows.h>
+#include <pdh.h>
+#include <thread>
+
+
+class AwSystemCpuLoading
+{
+public:
+    AwSystemCpuLoading();
+    ~AwSystemCpuLoading();
+    double getValue();
+
+private:
+    double getLoading();
+    void init();
+
+private:
+    PDH_HQUERY cpuQuery;
+    PDH_HCOUNTER cpuTotal;
+    std::atomic<double> loadingValue = 0.0f;
+    std::atomic_bool pollingThreadStop = false;
+    std::thread pollingThread;
+};

CpuPowerRegulator.cpp

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+#include "CpuPowerRegulator.h"
+#include <windows.h>
+#include <iostream>
+#include <format>
+#include <fstream>
+#include <filesystem>
+#include <QCloseEvent>
+#include <QMenu>
+#include <QAction>
+#include "json.hpp"
+#include "AwSystem.h"
+
+
+CpuPowerRegulator::CpuPowerRegulator(QWidget *parent) : 
+    QDialog(parent),
+    cpuLoading()
+{
+    ui.setupUi(this);
+    this->loadPreference();
+    this->pollingTimer.start(1000);
+    this->checkBox_autoAdjustPowerIndex_stateChanged(this->ui.checkBox_autoAdjustPowerIndex->checkState());
+
+    connect(&this->pollingTimer, SIGNAL(timeout()), this, SLOT(cpuPolling()));
+    connect(this->ui.checkBox_autoAdjustPowerIndex, SIGNAL(stateChanged(int)), this, SLOT(checkBox_autoAdjustPowerIndex_stateChanged(int)));
+    connect(this->ui.horizontalSlider_manualPowerIndex, SIGNAL(valueChanged(int)), this, SLOT(horizontalSlider_manualPowerIndex_valueChanged(int)));
+    connect(this->ui.pushButton_information, SIGNAL(clicked()), this, SLOT(showInfoDialog()));
+}
+
+CpuPowerRegulator::~CpuPowerRegulator()
+{
+    this->pollingTimer.stop();
+    this->savePerference();
+}
+
+void CpuPowerRegulator::cpuPolling() {
+    auto powerIndex = AwSystem::getCpuPowerIndex();
+    auto cpuLoadingValue = cpuLoading.getValue();
+    auto cpuFrequency = AwSystem::getCpuFrequency();
+
+    this->ui.lcdNumber_currentPowerIndex->display(int(powerIndex));
+    this->ui.lcdNumber_currentCpuFrequency->display(int(cpuFrequency));
+    this->ui.lcdNumber_currentCpuLoading->display(int(cpuLoadingValue));
+
+    auto cpuLoadingThreshold = this->ui.spinBox_cpuLoadingThreshold->value();
+    auto cpuLoadingUpStep = this->ui.spinBox_cpuLoadingUpStep->value();
+    auto cpuLoadingDownStep = this->ui.spinBox_cpuLoadingDownStep->value();
+    auto powerIndexMin = ui.spinBox_cpuPowerIndexMin->value();
+    auto powerIndexMax = ui.spinBox_cpuPowerIndexMax->value();
+
+    if (cpuLoadingValue > cpuLoadingThreshold) {
+        powerIndex = min(powerIndex + cpuLoadingUpStep, 100);
+    } else {
+        powerIndex = max(powerIndex - cpuLoadingDownStep, 1);
+    }
+
+    if (powerIndex > powerIndexMax) {
+        powerIndex = powerIndexMax;
+    }
+    if (powerIndex < powerIndexMin) {
+        powerIndex = powerIndexMin;
+    }
+
+    if (this->ui.checkBox_autoAdjustPowerIndex->checkState() == Qt::Checked) {
+        AwSystem::setCpuPowerIndex(powerIndex);
+        this->ui.horizontalSlider_manualPowerIndex->setSliderPosition(powerIndex);
+    }
+}
+
+void CpuPowerRegulator::checkBox_autoAdjustPowerIndex_stateChanged(int state) {
+    switch (state) {
+    case Qt::Checked:
+        this->ui.horizontalSlider_manualPowerIndex->setEnabled(false);
+        this->ui.label_manualPowerIndexValue->setEnabled(false);
+
+        this->ui.spinBox_cpuLoadingThreshold->setEnabled(true);
+        this->ui.spinBox_cpuLoadingUpStep->setEnabled(true);
+        this->ui.spinBox_cpuLoadingDownStep->setEnabled(true);
+        this->ui.spinBox_cpuPowerIndexMin->setEnabled(true);
+        this->ui.spinBox_cpuPowerIndexMax->setEnabled(true);
+        break;
+
+    case Qt::Unchecked:
+        this->ui.horizontalSlider_manualPowerIndex->setEnabled(true);
+        this->ui.label_manualPowerIndexValue->setEnabled(true);
+
+        this->ui.spinBox_cpuLoadingThreshold->setEnabled(false);
+        this->ui.spinBox_cpuLoadingUpStep->setEnabled(false);
+        this->ui.spinBox_cpuLoadingDownStep->setEnabled(false);
+        this->ui.spinBox_cpuPowerIndexMin->setEnabled(false);
+        this->ui.spinBox_cpuPowerIndexMax->setEnabled(false);
+        break;
+    }
+}
+
+void CpuPowerRegulator::horizontalSlider_manualPowerIndex_valueChanged(int value) {
+    if (value < 1 || value > 100) {
+        return;
+    }
+
+    this->ui.lcdNumber_currentPowerIndex->display(value);
+    AwSystem::setCpuPowerIndex(value);
+}
+
+void CpuPowerRegulator::showDialog() {
+    this->hideTrayIcon();
+    this->show();
+}
+
+void CpuPowerRegulator::exitApp() {
+    this->exitAppFlag = true;
+    this->close();
+}
+
+void CpuPowerRegulator::showInfoDialog() {
+    if (infoDlg == nullptr) {
+		infoDlg = new infoDialog(this);
+	}
+    if (infoDlg) {
+        infoDlg->show();
+    }
+}
+
+void CpuPowerRegulator::closeEvent(QCloseEvent* event) {
+    if (this->exitAppFlag) {
+		event->accept();
+		return;
+	}
+
+    this->showTrayIcon();
+    this->hide();
+    event->ignore();
+}
+
+void CpuPowerRegulator::loadPreference() {
+    nlohmann::json data;
+
+    if (!std::filesystem::exists("pref.json")) {
+        data = nlohmann::json::object();
+    } else {
+        std::ifstream f("pref.json");
+        data = nlohmann::json::parse(f);
+    }
+
+    bool autoAdjust = data.contains("autoAdjust") ? data["autoAdjust"].get<bool>() : true;
+    Qt::CheckState checkState = autoAdjust ? Qt::Checked : Qt::Unchecked;
+    this->ui.checkBox_autoAdjustPowerIndex->setCheckState(checkState);
+    this->checkBox_autoAdjustPowerIndex_stateChanged(checkState);
+
+    int cpuLoadingThreshold = data.contains("cpuLoadingThreshold") ? data["cpuLoadingThreshold"].get<int>() : 10;
+    this->ui.spinBox_cpuLoadingThreshold->setValue(cpuLoadingThreshold);
+
+    int cpuLoadingUpStep = data.contains("cpuLoadingUpStep") ? data["cpuLoadingUpStep"].get<int>() : 10;
+    this->ui.spinBox_cpuLoadingUpStep->setValue(cpuLoadingUpStep);
+
+    int cpuLoadingDownStep = data.contains("cpuLoadingDownStep") ? data["cpuLoadingDownStep"].get<int>() : 20;
+    this->ui.spinBox_cpuLoadingDownStep->setValue(cpuLoadingDownStep);
+
+    int cpuPowerIndexMin = data.contains("cpuPowerIndexMin") ? data["cpuPowerIndexMin"].get<int>() : 50;
+    this->ui.spinBox_cpuPowerIndexMin->setValue(cpuPowerIndexMin);
+
+    int cpuPowerIndexMax = data.contains("cpuPowerIndexMax") ? data["cpuPowerIndexMax"].get<int>() : 100;
+    this->ui.spinBox_cpuPowerIndexMax->setValue(cpuPowerIndexMax);
+}
+
+void CpuPowerRegulator::savePerference() {
+    nlohmann::json j;
+
+    j["autoAdjust"] = this->ui.checkBox_autoAdjustPowerIndex->checkState() == Qt::Checked ? true : false;
+    j["cpuLoadingThreshold"] = this->ui.spinBox_cpuLoadingThreshold->value();
+    j["cpuLoadingUpStep"] = this->ui.spinBox_cpuLoadingUpStep->value();
+    j["cpuLoadingDownStep"] = this->ui.spinBox_cpuLoadingDownStep->value();
+    j["cpuPowerIndexMin"] = this->ui.spinBox_cpuPowerIndexMin->value();
+    j["cpuPowerIndexMax"] = this->ui.spinBox_cpuPowerIndexMax->value();
+
+    std::ofstream out("pref.json");
+    out << j.dump();;
+    out.close();
+}
+
+void CpuPowerRegulator::showTrayIcon() {
+    if (trayIcon == nullptr) {
+        trayIcon = new QSystemTrayIcon(QIcon(":/CpuPowerRegulator/icon/frequency-64x64.png"), this);
+    }
+    if (trayIconMenu == nullptr) {
+		trayIconMenu = new QMenu("PowerRegulator", this);
+	}
+    if (actionShowDialog == nullptr) {
+        actionShowDialog = new QAction("Show Dialog", this);
+		connect(actionShowDialog, SIGNAL(triggered()), this, SLOT(showDialog()));
+    }
+    if (actionExit == nullptr) {
+        actionExit = new QAction("Exit", this);
+        connect(actionExit, SIGNAL(triggered()), this, SLOT(exitApp()));
+    }
+    
+    trayIconMenu->addAction(actionShowDialog);
+    trayIconMenu->addAction(actionExit);
+    trayIcon->setContextMenu(trayIconMenu);
+    trayIcon->show();
+}
+
+void CpuPowerRegulator::hideTrayIcon() {
+    if (trayIcon == nullptr) {
+        return;
+    }
+    trayIcon->hide();
+}

CpuPowerRegulator.h

@@ -0,0 +1,46 @@
+#pragma once
+
+#include <QtWidgets/QDialog>
+#include <QTimer>
+#include <QSystemTrayIcon>
+#include "AwSystemCpuLoading.h"
+#include "ui_CpuPowerRegulator.h"
+#include "infoDialog.h"
+
+
+class CpuPowerRegulator : public QDialog
+{
+    Q_OBJECT
+
+public:
+    CpuPowerRegulator(QWidget *parent = nullptr);
+    ~CpuPowerRegulator();
+
+public slots:
+    void cpuPolling();
+    void checkBox_autoAdjustPowerIndex_stateChanged(int state);
+    void horizontalSlider_manualPowerIndex_valueChanged(int value);
+    void showDialog();
+    void exitApp();
+    void showInfoDialog();
+
+protected:
+    void closeEvent(QCloseEvent* event);
+
+private:
+    void loadPreference();
+    void savePerference();
+    void showTrayIcon();
+    void hideTrayIcon();
+
+private:
+    Ui::CpuPowerRegulatorClass ui;
+    QTimer pollingTimer;
+    AwSystemCpuLoading cpuLoading;
+    QSystemTrayIcon* trayIcon = nullptr;
+    QMenu* trayIconMenu = nullptr;
+    QAction* actionShowDialog = nullptr;
+    QAction* actionExit = nullptr;
+    bool exitAppFlag = false;
+    infoDialog* infoDlg = nullptr;
+};

CpuPowerRegulator.qrc

@@ -0,0 +1,7 @@
+<RCC>
+  <qresource prefix="CpuPowerRegulator">
+    <file>icon/gafield.png</file>
+    <file>icon/information-512x512.png</file>
+    <file>icon/frequency-64x64.png</file>
+  </qresource>
+</RCC>

CpuPowerRegulator.sln

@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.8.34511.84
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "CpuPowerRegulator", "CpuPowerRegulator.vcxproj", "{52F9918F-688E-4917-8E77-DCF55DB81122}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|x64 = Debug|x64
+		Release|x64 = Release|x64
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{52F9918F-688E-4917-8E77-DCF55DB81122}.Debug|x64.ActiveCfg = Debug|x64
+		{52F9918F-688E-4917-8E77-DCF55DB81122}.Debug|x64.Build.0 = Debug|x64
+		{52F9918F-688E-4917-8E77-DCF55DB81122}.Release|x64.ActiveCfg = Release|x64
+		{52F9918F-688E-4917-8E77-DCF55DB81122}.Release|x64.Build.0 = Release|x64
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {7A04EFFB-FC78-4468-8107-27BEEEF18BFD}
+	EndGlobalSection
+EndGlobal

CpuPowerRegulator.ui

@@ -0,0 +1,398 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>CpuPowerRegulatorClass</class>
+ <widget class="QDialog" name="CpuPowerRegulatorClass">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>607</width>
+    <height>284</height>
+   </rect>
+  </property>
+  <property name="minimumSize">
+   <size>
+    <width>0</width>
+    <height>0</height>
+   </size>
+  </property>
+  <property name="windowTitle">
+   <string>CpuPowerRegulator</string>
+  </property>
+  <layout class="QGridLayout" name="gridLayout">
+   <item row="0" column="0" colspan="4">
+    <widget class="QGroupBox" name="groupBox">
+     <property name="font">
+      <font>
+       <family>Calibri</family>
+       <pointsize>9</pointsize>
+      </font>
+     </property>
+     <property name="title">
+      <string>Current</string>
+     </property>
+     <layout class="QHBoxLayout" name="horizontalLayout_2">
+      <item>
+       <layout class="QHBoxLayout" name="horizontalLayout" stretch="0,1,0,1,0,1">
+        <item>
+         <widget class="QLabel" name="label_5">
+          <property name="text">
+           <string>CPU loading</string>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLCDNumber" name="lcdNumber_currentCpuLoading">
+          <property name="smallDecimalPoint">
+           <bool>false</bool>
+          </property>
+          <property name="segmentStyle">
+           <enum>QLCDNumber::Flat</enum>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLabel" name="label_6">
+          <property name="text">
+           <string>Power Index</string>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLCDNumber" name="lcdNumber_currentPowerIndex">
+          <property name="segmentStyle">
+           <enum>QLCDNumber::Flat</enum>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLabel" name="label_9">
+          <property name="text">
+           <string>CPU Frequency
+(MHz)</string>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLCDNumber" name="lcdNumber_currentCpuFrequency">
+          <property name="lineWidth">
+           <number>1</number>
+          </property>
+          <property name="smallDecimalPoint">
+           <bool>false</bool>
+          </property>
+          <property name="digitCount">
+           <number>5</number>
+          </property>
+          <property name="segmentStyle">
+           <enum>QLCDNumber::Flat</enum>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item row="1" column="0" colspan="4">
+    <widget class="QGroupBox" name="groupBox_2">
+     <property name="font">
+      <font>
+       <family>Calibri</family>
+       <pointsize>9</pointsize>
+      </font>
+     </property>
+     <property name="title">
+      <string>Setting</string>
+     </property>
+     <layout class="QGridLayout" name="gridLayout_2">
+      <item row="0" column="0" colspan="2">
+       <layout class="QGridLayout" name="gridLayout_3">
+        <item row="1" column="0">
+         <widget class="QLabel" name="label">
+          <property name="font">
+           <font>
+            <family>Calibri</family>
+            <pointsize>10</pointsize>
+           </font>
+          </property>
+          <property name="text">
+           <string>If CPU loading over</string>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+          </property>
+         </widget>
+        </item>
+        <item row="1" column="3">
+         <widget class="QSpinBox" name="spinBox_cpuLoadingUpStep">
+          <property name="font">
+           <font>
+            <family>Consolas</family>
+            <pointsize>10</pointsize>
+           </font>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignCenter</set>
+          </property>
+          <property name="minimum">
+           <number>1</number>
+          </property>
+          <property name="value">
+           <number>10</number>
+          </property>
+         </widget>
+        </item>
+        <item row="0" column="0">
+         <widget class="QCheckBox" name="checkBox_autoAdjustPowerIndex">
+          <property name="text">
+           <string>Auto adjust</string>
+          </property>
+          <property name="checked">
+           <bool>true</bool>
+          </property>
+         </widget>
+        </item>
+        <item row="5" column="3">
+         <widget class="QSpinBox" name="spinBox_cpuPowerIndexMax">
+          <property name="font">
+           <font>
+            <family>Consolas</family>
+            <pointsize>10</pointsize>
+           </font>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignCenter</set>
+          </property>
+          <property name="minimum">
+           <number>1</number>
+          </property>
+          <property name="maximum">
+           <number>100</number>
+          </property>
+          <property name="value">
+           <number>100</number>
+          </property>
+         </widget>
+        </item>
+        <item row="2" column="2">
+         <widget class="QLabel" name="label_4">
+          <property name="font">
+           <font>
+            <family>Calibri</family>
+            <pointsize>10</pointsize>
+           </font>
+          </property>
+          <property name="text">
+           <string>decrease power index by</string>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+          </property>
+         </widget>
+        </item>
+        <item row="2" column="3">
+         <widget class="QSpinBox" name="spinBox_cpuLoadingDownStep">
+          <property name="font">
+           <font>
+            <family>Consolas</family>
+            <pointsize>10</pointsize>
+           </font>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignCenter</set>
+          </property>
+          <property name="minimum">
+           <number>1</number>
+          </property>
+          <property name="value">
+           <number>20</number>
+          </property>
+         </widget>
+        </item>
+        <item row="1" column="1">
+         <widget class="QSpinBox" name="spinBox_cpuLoadingThreshold">
+          <property name="font">
+           <font>
+            <family>Consolas</family>
+            <pointsize>10</pointsize>
+           </font>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignCenter</set>
+          </property>
+          <property name="minimum">
+           <number>2</number>
+          </property>
+          <property name="value">
+           <number>10</number>
+          </property>
+         </widget>
+        </item>
+        <item row="5" column="0">
+         <widget class="QLabel" name="label_7">
+          <property name="text">
+           <string>Power Index Min:</string>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+          </property>
+         </widget>
+        </item>
+        <item row="5" column="2">
+         <widget class="QLabel" name="label_8">
+          <property name="text">
+           <string>Power Index Max:</string>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+          </property>
+         </widget>
+        </item>
+        <item row="1" column="2">
+         <widget class="QLabel" name="label_2">
+          <property name="font">
+           <font>
+            <family>Calibri</family>
+            <pointsize>10</pointsize>
+           </font>
+          </property>
+          <property name="text">
+           <string>increase power index by</string>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+          </property>
+         </widget>
+        </item>
+        <item row="5" column="1">
+         <widget class="QSpinBox" name="spinBox_cpuPowerIndexMin">
+          <property name="font">
+           <font>
+            <family>Consolas</family>
+            <pointsize>10</pointsize>
+           </font>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignCenter</set>
+          </property>
+          <property name="minimum">
+           <number>1</number>
+          </property>
+          <property name="maximum">
+           <number>100</number>
+          </property>
+          <property name="value">
+           <number>50</number>
+          </property>
+         </widget>
+        </item>
+        <item row="7" column="0" colspan="4">
+         <layout class="QHBoxLayout" name="horizontalLayout_5">
+          <item>
+           <widget class="QSlider" name="horizontalSlider_manualPowerIndex">
+            <property name="minimum">
+             <number>1</number>
+            </property>
+            <property name="maximum">
+             <number>100</number>
+            </property>
+            <property name="value">
+             <number>50</number>
+            </property>
+            <property name="sliderPosition">
+             <number>50</number>
+            </property>
+            <property name="orientation">
+             <enum>Qt::Horizontal</enum>
+            </property>
+            <property name="tickPosition">
+             <enum>QSlider::NoTicks</enum>
+            </property>
+            <property name="tickInterval">
+             <number>1</number>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <widget class="QLabel" name="label_manualPowerIndexValue">
+            <property name="text">
+             <string>100</string>
+            </property>
+            <property name="alignment">
+             <set>Qt::AlignCenter</set>
+            </property>
+           </widget>
+          </item>
+         </layout>
+        </item>
+        <item row="6" column="0" colspan="4">
+         <widget class="Line" name="line">
+          <property name="orientation">
+           <enum>Qt::Horizontal</enum>
+          </property>
+         </widget>
+        </item>
+        <item row="2" column="0">
+         <widget class="QLabel" name="label_3">
+          <property name="font">
+           <font>
+            <family>Calibri</family>
+            <pointsize>10</pointsize>
+           </font>
+          </property>
+          <property name="text">
+           <string>else</string>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item row="2" column="3">
+    <widget class="QPushButton" name="pushButton_information">
+     <property name="minimumSize">
+      <size>
+       <width>0</width>
+       <height>0</height>
+      </size>
+     </property>
+     <property name="styleSheet">
+      <string notr="true">QPushButton#pushButton_information
+{
+    qproperty-icon: url(:/CpuPowerRegulator/icon/information-512x512.png);
+	qproperty-iconSzie: 50px 50px;
+	max-width: 35px;
+	max-height: 35px;
+}</string>
+     </property>
+     <property name="text">
+      <string/>
+     </property>
+     <property name="autoDefault">
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <layoutdefault spacing="6" margin="11"/>
+ <resources>
+  <include location="CpuPowerRegulator.qrc"/>
+ </resources>
+ <connections/>
+</ui>

CpuPowerRegulator.vcxproj

@@ -0,0 +1,119 @@
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+    <ClCompile Include="AwSystem.cpp" />
+    <ClCompile Include="AwSystemCpuLoading.cpp" />
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+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="AwSystemCpuLoading.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="json.hpp">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="AwSystem.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+  </ItemGroup>
+  <ItemGroup>
+    <QtUic Include="infoDialog.ui">
+      <Filter>Form Files</Filter>
+    </QtUic>
+  </ItemGroup>
+  <ItemGroup>
+    <QtMoc Include="infoDialog.h">
+      <Filter>Header Files</Filter>
+    </QtMoc>
+  </ItemGroup>
+</Project>

infoDialog.cpp

@@ -0,0 +1,10 @@
+#include "infoDialog.h"
+
+infoDialog::infoDialog(QWidget *parent)
+	: QDialog(parent)
+{
+	ui.setupUi(this);
+}
+
+infoDialog::~infoDialog()
+{}

infoDialog.h

@@ -0,0 +1,16 @@
+#pragma once
+
+#include <QDialog>
+#include "ui_infoDialog.h"
+
+class infoDialog : public QDialog
+{
+	Q_OBJECT
+
+public:
+	infoDialog(QWidget *parent = nullptr);
+	~infoDialog();
+
+private:
+	Ui::infoDialogClass ui;
+};

infoDialog.ui

@@ -0,0 +1,110 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>infoDialogClass</class>
+ <widget class="QDialog" name="infoDialogClass">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>472</width>
+    <height>279</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>infoDialog</string>
+  </property>
+  <layout class="QGridLayout" name="gridLayout_2">
+   <item row="0" column="0">
+    <layout class="QGridLayout" name="gridLayout" rowstretch="1,0,1" columnstretch="1,0,0,1">
+     <item row="1" column="2">
+      <widget class="QLabel" name="label_2">
+       <property name="font">
+        <font>
+         <family>Calibri</family>
+         <pointsize>10</pointsize>
+        </font>
+       </property>
+       <property name="text">
+        <string>awinhaung@gmail.com</string>
+       </property>
+      </widget>
+     </item>
+     <item row="1" column="3">
+      <spacer name="horizontalSpacer_2">
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+       <property name="sizeHint" stdset="0">
+        <size>
+         <width>40</width>
+         <height>20</height>
+        </size>
+       </property>
+      </spacer>
+     </item>
+     <item row="1" column="0">
+      <spacer name="horizontalSpacer_3">
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+       <property name="sizeHint" stdset="0">
+        <size>
+         <width>40</width>
+         <height>20</height>
+        </size>
+       </property>
+      </spacer>
+     </item>
+     <item row="0" column="2">
+      <spacer name="verticalSpacer">
+       <property name="orientation">
+        <enum>Qt::Vertical</enum>
+       </property>
+       <property name="sizeHint" stdset="0">
+        <size>
+         <width>20</width>
+         <height>40</height>
+        </size>
+       </property>
+      </spacer>
+     </item>
+     <item row="1" column="1">
+      <widget class="QLabel" name="label_3">
+       <property name="styleSheet">
+        <string notr="true">min-width:  64px;
+max-width:  64px;
+min-height: 64px;
+max-height: 64px;
+
+border-radius: 32px;
+border-width: 0 0 0 0;
+border-image: url(:/CpuPowerRegulator/icon/gafield.png) 0 0 0 0 stretch strectch;</string>
+       </property>
+       <property name="text">
+        <string/>
+       </property>
+      </widget>
+     </item>
+     <item row="2" column="2">
+      <spacer name="verticalSpacer_2">
+       <property name="orientation">
+        <enum>Qt::Vertical</enum>
+       </property>
+       <property name="sizeHint" stdset="0">
+        <size>
+         <width>20</width>
+         <height>40</height>
+        </size>
+       </property>
+      </spacer>
+     </item>
+    </layout>
+   </item>
+  </layout>
+ </widget>
+ <layoutdefault spacing="6" margin="11"/>
+ <resources>
+  <include location="CpuPowerRegulator.qrc"/>
+ </resources>
+ <connections/>
+</ui>

main.cpp

@@ -0,0 +1,10 @@
+#include "CpuPowerRegulator.h"
+#include <QtWidgets/QApplication>
+
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+    CpuPowerRegulator w;
+    w.show();
+    return a.exec();
+}

pref.json

@@ -0,0 +1 @@
+{"autoAdjust":true,"cpuLoadingDownStep":30,"cpuLoadingThreshold":40,"cpuLoadingUpStep":12,"cpuPowerIndexMax":100,"cpuPowerIndexMin":60}