src/MainWindowsView.java

   1 import javax.swing.*;
   2 import java.awt.*;
   3 import java.awt.event.ActionEvent;
   4 import java.awt.event.ActionListener;
   5 import java.util.ArrayList;
   6
   7 public class MainWindowsView extends JFrame {
   8
   9     MainWindowsView(String title, JPanel panel) {
  10         //Create and set up the window.
  11         setTitle(title);
  12         setSize(300, 300);
  13         setLocationRelativeTo(null);
  14         setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  15
  16         //Create menu
  17         JMenuBar menuBar = new JMenuBar();
  18         setJMenuBar(menuBar);
  19         JMenu fileMenu = new JMenu("File");
  20         menuBar.add(fileMenu);
  21         JMenuItem exit = new JMenuItem("Exit");
  22         exit.addActionListener(new ActionListener() {
  23             public void actionPerformed(ActionEvent e) {
  24                 System.exit(0);
  25             }
  26         });
  27         fileMenu.add(exit);
  28
  29         //Get all Swing/AWT primitive components in the views and add them to the main panel.
  30         ArrayList<Component> components = new ArrayList<>();
  31         for (int i = 0; i < panel.getComponentCount(); i++) {
  32             if ((panel.getComponent(i) instanceof Container)) {
  33                 Container subContainer = (Container) panel.getComponent(i);
  34                 for (int j = 0; j < subContainer.getComponentCount(); j++) {
  35                     components.add(subContainer.getComponent(j));
  36                 }
  37             }
  38         }
  39         for (Component component : components) {
  40             panel.add(component);
  41         }
  42
  43         setContentPane(panel);
  44     }
  45
  46     /**
  47      * Show the GUI. For thread safety,
  48      * this method should be invoked from the
  49      * event-dispatching thread.
  50      */
  51     public void showGUI() {
  52
  53         //Display the window.
  54         //this.pack();
  55         this.setVisible(true);
  56     }
  57 }