QMainWindow Code Examples

http://doc.qt.io/qt-5/QMainWindow.html

   
  void MainWindow::createMenus()
  {
      fileMenu = menuBar()->addMenu(tr("&File"));
      fileMenu->addAction(newAct);
      fileMenu->addAction(openAct);
      fileMenu->addAction(saveAct);


void MainWindow::createToolBars()
  {
      fileToolBar = addToolBar(tr("File"));
      fileToolBar->addAction(newAct);

QDockWidget *dockWidget = new QDockWidget(tr("Dock Widget"), this);
      dockWidget->setAllowedAreas(Qt::LeftDockWidgetArea |
                                  Qt::RightDockWidgetArea);
      dockWidget->setWidget(dockWidgetContents);
      addDockWidget(Qt::LeftDockWidgetArea, dockWidget);

  void MainWindow::readSettings()
  {
      QSettings settings("MyCompany", "MyApp");
      restoreGeometry(settings.value("myWidget/geometry").toByteArray());
      restoreState(settings.value("myWidget/windowState").toByteArray());
  }

  void MainWindow::readSettings()
  {
      QSettings settings("MyCompany", "MyApp");
      restoreGeometry(settings.value("myWidget/geometry").toByteArray());
      restoreState(settings.value("myWidget/windowState").toByteArray());
  }