Add in the begining parts of a settings system.

src/mainwindow.cpp

@@ -24,6 +24,10 @@ void MainWindow::createActions()
     exitAct->setShortcuts(QKeySequence::Quit);
     connect(exitAct, &QAction::triggered, this, &QWidget::close);
 
+    settingsAct = new QAction(QIcon::fromTheme(QIcon::ThemeIcon::WeatherSnow),
+                           tr("&Settings"), this);
+    connect(settingsAct, &QAction::triggered, this, &MainWindow::settings);
+
     aboutAct = new QAction(QIcon::fromTheme(QIcon::ThemeIcon::HelpAbout),
                            tr("&About"), this);
     connect(aboutAct, &QAction::triggered, this, &MainWindow::about);
@@ -38,6 +42,9 @@ void MainWindow::createMenus()
     fileMenu = menuBar()->addMenu(tr("&File"));
     fileMenu->addAction(exitAct);
 
+    editMenu = menuBar()->addMenu(tr("&Edit"));
+    editMenu->addAction(settingsAct);
+
     helpMenu = menuBar()->addMenu(tr("&Help"));
     helpMenu->addAction(aboutAct);
     helpMenu->addAction(aboutQtAct);
@@ -73,3 +80,11 @@ void MainWindow::closeEvent(QCloseEvent *event)
     saveSettings();
     QMainWindow::closeEvent(event);
 }
+
+void MainWindow::settings()
+{
+    QWidget *settingsWin = new QWidget();
+    settingsWin->setWindowTitle("Settings");
+    settingsWin->resize(300, 200);
+    settingsWin->show();
+}

src/mainwindow.h

@@ -33,9 +33,11 @@ private:
     QAction *exitAct;
     QAction *aboutAct;
     QAction *aboutQtAct;
+    QAction *settingsAct;
 
 private slots:
     void about();
+    void settings();
 
 protected:
     void closeEvent(QCloseEvent *event) override;