Add default values to checkboxes and save the changes to disk

mainwindow.cpp

@@ -3,6 +3,7 @@
 MainWindow::MainWindow(QWidget *parent)
     : QMainWindow(parent)
     , ui(new Ui::MainWindow)
+    , settings("KDiskInfo", "KDiskInfo")
 {
     ui->setupUi(this);
 
@@ -44,6 +45,10 @@ MainWindow::MainWindow(QWidget *parent)
     badColor = QColor(Qt::red);
     naColor = QColor(Qt::gray);
 
+    ui->actionIgnore_C4_Reallocation_Event_Count->setChecked(settings.value("actionIgnore_C4_Reallocation_Event_Count", true).toBool());
+    ui->actionHEX->setChecked(settings.value("actionHEX", true).toBool());
+    ui->actionUse_Fahrenheit->setChecked(settings.value("actionUse_Fahrenheit", false).toBool());
+
     QAction *toggleEchoModeAction = serialNumberLineEdit->addAction(QIcon::fromTheme(QStringLiteral("visibility")), QLineEdit::TrailingPosition);
     connect(toggleEchoModeAction, &QAction::triggered, this, [=]() {
         if (serialNumberLineEdit->echoMode() == QLineEdit::Password) {
@@ -778,3 +783,20 @@ void MainWindow::on_actionAbout_triggered()
     QMessageBox::about(this, "About KDiskInfo", message);
 }
 
+void MainWindow::on_actionIgnore_C4_Reallocation_Event_Count_toggled(bool enabled)
+{
+    settings.setValue("actionIgnore_C4_Reallocation_Event_Count", ui->actionIgnore_C4_Reallocation_Event_Count->isChecked());
+}
+
+
+void MainWindow::on_actionHEX_toggled(bool enabled)
+{
+    settings.setValue("actionHEX", ui->actionHEX->isChecked());
+}
+
+
+void MainWindow::on_actionUse_Fahrenheit_toggled(bool enabled)
+{
+    settings.setValue("actionUse_Fahrenheit", ui->actionUse_Fahrenheit->isChecked());
+}
+

mainwindow.h

@@ -14,6 +14,7 @@
 #include <QDesktopServices>
 #include <QUrl>
 #include <QTimer>
+#include <QSettings>
 #include <cmath>
 
 #include "statusdot.h"
@@ -46,6 +47,12 @@ private slots:
 
     void on_actionAbout_triggered();
 
+    void on_actionIgnore_C4_Reallocation_Event_Count_toggled(bool enabled);
+
+    void on_actionHEX_toggled(bool enabled);
+
+    void on_actionUse_Fahrenheit_toggled(bool enabled);
+
 private:
     Ui::MainWindow *ui;
     QButtonGroup *buttonGroup;
@@ -56,9 +63,9 @@ private:
     QTableWidget *tableWidget;
     QPushButton *prevButton, *nextButton;
     QColor goodColor, cautionColor, badColor, naColor;
-
     QJsonObject deviceJson;
     QSpacerItem *buttonStretch;
+    QSettings settings;
 
     void onNextButtonClicked();
     void onPrevButtonClicked();

mainwindow.ui

@@ -343,7 +343,7 @@
     <addaction name="actionRescan_Refresh"/>
     <addaction name="separator"/>
     <addaction name="actionIgnore_C4_Reallocation_Event_Count"/>
-    <addaction name="actionDon"/>
+    <addaction name="actionHEX"/>
     <addaction name="actionUse_Fahrenheit"/>
    </widget>
    <widget class="QMenu" name="menuFunction">
@@ -418,12 +418,12 @@
     <string>&amp;Ignore C4 (Reallocated Event Count)</string>
    </property>
   </action>
-  <action name="actionDon">
+  <action name="actionHEX">
    <property name="checkable">
     <bool>true</bool>
    </property>
    <property name="text">
-    <string>&amp;Decimal Raw Values</string>
+    <string>&amp;Convert Raw values to HEX</string>
    </property>
   </action>
   <action name="actionUse_Fahrenheit">