import 	javax.swing.*;
import	java.awt.*;
import	java.awt.event.*;
import	java.io.*;

public class Edi
	extends JFrame
	implements ActionListener
{
	JMenuItem m11 ;
	JMenuItem m12;
	JMenuItem m13;
	JTextArea ta;

	public static void main(String[] x)
	{
		Edi e = new Edi();
	}

	public Edi()
	{
		super ("Der einfachste Editor der Welt");

		// Menüzeile kreiieren
		JMenuBar m = new JMenuBar();
		JMenu m1 = new JMenu("Datei");
		m11 =new JMenuItem("Öffnen");
		m11.addActionListener(this);
		m12 =new JMenuItem("Sichern");
		m12.addActionListener(this);
		m13 =new JMenuItem("Beenden");
		m13.addActionListener(this);
		m1.add(m11); m1.add(m12); m1.add(m13);
		m.add(m1);
		setJMenuBar(m);

		ta = new JTextArea(10,60);
		Container c = getContentPane();
		c.setLayout(new BorderLayout());
		c.add(ta, BorderLayout.CENTER);
		pack();
		setVisible(true);
	}

	public void actionPerformed(ActionEvent ae)
	{
		if (ae.getSource() == m11)
		{
			boolean nochmal=true;
			while (nochmal)
			{
				nochmal=false;
				JFileChooser ch = new JFileChooser();
				ch.showOpenDialog(this);
				File fname=ch.getSelectedFile();
				try {
					BufferedReader r = new BufferedReader(new 
					FileReader(fname));
					String in=r.readLine();
					while (in != null)
					{
					ta.setText(ta.getText()+"\n"+in);
					in=r.readLine();
					}
					r.close();

				}
				catch (FileNotFoundException fnf)
				{
					ta.setText("Achtung: Die Datei existiert nicht!!!:\n"+fnf.toString());
					nochmal=true;
				}
				catch (IOException e)
				{
					ta.setText("Exception:\n"+e.toString());
					nochmal=true;
				}
			}
		}

	}


}