face.java

用于个人账户信息保护的。基于DES规则的密码保护！

			}
		}
		else 
		{
			list.setListData(columnData);
				list.setCellRenderer(new MyCellRenderer());

				JMenuBar mb = new JMenuBar();
				fileMenu.add( createFileNewItem() );
				fileMenu.add( createFileExitItem() );
				mb.add( fileMenu );
					
				toolMenu.add( createSetPasswordItem() );
				mb.add( toolMenu );

				helpMenu.add( createHelperItem() );
				mb.add( helpMenu );
				frame.setJMenuBar( mb );
					
				JPanel columnPanel = new JPanel();
				columnPanel.setLayout( new GridLayout(1,3) );
				columnPanel.add( createUsernameButton() ); 
				columnPanel.add( createPasswordButton() ); 
				columnPanel.add( createRemarkButton() );
					
				JPanel buttonPanel = new JPanel();
				buttonPanel.add( createEditButton() ); 
				buttonPanel.add( createDeleteButton() ); 
					
				JPanel items = new JPanel();
				pb = new PanelBuilder();
				items.setLayout( new BorderLayout() );
				items.add( columnPanel, BorderLayout.NORTH );
				items.add( pb, BorderLayout.CENTER );
				items.add( buttonPanel, BorderLayout.SOUTH );
					
				frame.setContentPane(items);
				frame.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );
				frame.show();
		}

		try
		{
			createKey();
		}
		catch (Exception e)
		{
			System.out.println(e);
		}
	}

	private class PanelBuilder extends JPanel
	{
		public PanelBuilder()
		{
			GridBagLayout layout = new GridBagLayout();
			GridBagConstraints layoutConstraints = new GridBagConstraints();
			setLayout(layout);

			layoutConstraints.gridx    = 0; 
			layoutConstraints.gridy = 0;

			layoutConstraints.gridwidth = 1; 
			layoutConstraints.gridheight = 1;

			layoutConstraints.fill       = GridBagConstraints.BOTH;
			layoutConstraints.insets    = new Insets(1, 1, 1, 1);
			layoutConstraints.anchor    = GridBagConstraints.CENTER;

			layoutConstraints.weightx    = 1.0; 
			layoutConstraints.weighty = 1.0; 

            scroll = new JScrollPane(list,JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED, 
            JScrollPane. HORIZONTAL_SCROLLBAR_NEVER); 
            layout.setConstraints(scroll, layoutConstraints); 
            add(scroll); 
        } 
    } 

	static class MyCellRenderer extends JPanel implements ListCellRenderer
    {
		JLabel left, middle, right;
		MyCellRenderer()
		{
			setLayout(new GridLayout(1, 3));
			left    = new JLabel();
			middle   = new JLabel();
			right    = new JLabel();
			left.setOpaque(true);
			middle.setOpaque(true);
			right.setOpaque(true);
			add(left);
			add(middle);
			add(right);
		}
		
		public Component getListCellRendererComponent(JList list,Object value,int index,boolean isSelected,boolean cellHasFocus)
		{
			String leftData    = ((String[])value)[0];
			String middleData    = ((String[])value)[1];
			String rightData    = ((String[])value)[2];
			left.setText(leftData);
			middle.setText(middleData);
			right.setText(rightData);
			if (isSelected)
			{
				left.setBackground(list.getSelectionBackground());
				left.setForeground(list.getSelectionForeground());
				middle.setBackground(list.getSelectionBackground());
				middle.setForeground(list.getSelectionForeground());
				right.setBackground(list.getSelectionBackground());
				right.setForeground(list.getSelectionForeground());
			}
			else
			{
				left.setBackground(list.getBackground());
				left.setForeground(list.getForeground());
				middle.setBackground(list.getBackground());
				middle.setForeground(list.getForeground());
				right.setBackground(list.getBackground());
				right.setForeground(list.getForeground());
			}
			setEnabled(list.isEnabled());
			setFont(list.getFont());
			return this; 
        } 
    }

//--------------------------------------------------Menu-------------------------------------------------------------//
	// Event handler for the File->Exit event
	private JMenuItem createFileExitItem()
	{
		JMenuItem item = new JMenuItem("Exit");
		class MenuItemListener implements ActionListener
		{
			public void actionPerformed(ActionEvent event)
			{
				System.exit( 0 );
			}
		}
		ActionListener listener  = new MenuItemListener();
		item.addActionListener(listener);
		return item;
	}

	// Event handler for the File->New event
	private JMenuItem createFileNewItem()
	{
		JMenuItem item = new JMenuItem("New Information");
		class MenuItemListener implements ActionListener
		{
			public void actionPerformed(ActionEvent event)
			{
				final JDialog newInformation = new JDialog(frame, "New Information");
				newInformation.setSize(400,400);
				newInformation.getContentPane().setLayout(new BorderLayout());
					
				JPanel tmpPanel = new JPanel();
				JLabel tmpLabel = new JLabel("Username: ");
				final TextField tmpText = new TextField(30);
				tmpPanel.add(tmpLabel);
				tmpPanel.add(tmpText);
					
				JLabel setInit = new JLabel("Password: ");
				final TextField tmpText2 = new TextField(30);
				tmpText2.setEchoChar('*');
				JPanel tmpPanel2 = new JPanel();
				tmpPanel2.add(setInit);
				tmpPanel2.add(tmpText2);
					
				JPanel tmpPanel3 = new JPanel();
				JLabel tmpLabel2 = new JLabel("Remark: ");
				final TextField tmpText3 = new TextField(30);
				tmpPanel3.add(tmpLabel2);
				tmpPanel3.add(tmpText3);
					
				JPanel tmpPanel4 = new JPanel();
				tmpPanel4.setLayout(new BoxLayout( tmpPanel4, BoxLayout.Y_AXIS ));
					
				tmpPanel4.add(tmpPanel );
				tmpPanel4.add(tmpPanel2);
				tmpPanel4.add(tmpPanel3);
					
				newInformation.getContentPane().add(tmpPanel4, BorderLayout.CENTER);				
				JButton tmpButton = new JButton("OK");
				JLabel lb = new JLabel();
				JPanel pl = new JPanel();
				pl.add(lb);
				pl.add(tmpButton);
				pl.add(lb);
				newInformation.getContentPane().add(pl, BorderLayout.SOUTH);
				newInformation.show();
					
				tmpButton.addActionListener(new ActionListener() 
				{
						public void actionPerformed(ActionEvent e1)
						{
//							tmpText2.setEchoChar('*');
							String n = tmpText.getText();
							String p = tmpText2.getText();
							String r = tmpText3.getText();
							Information infor = new Information( n, p, r );
							inforList.add(infor);

							String[][] temp = new String[inforList.size()][3];

							for ( int i=0; i<inforList.size(); i++)
							{
								temp[i][0] = ( ( Information )inforList.get( i ) ).getName(); 
								temp[i][1] = ( ( Information )inforList.get( i ) ).getPassword(); 
								temp[i][2] = ( ( Information )inforList.get( i ) ).getRemark();
							}

							list.setListData(temp);
							list.setCellRenderer(new MyCellRenderer());

							try
							{
								writeFile();
							}
							catch (Exception e)
							{
								System.out.println(e);
							}
							
							newInformation.setVisible(false);
							newInformation.dispose();
							pb.repaint();
						}
				});
			}
		}
		ActionListener listener  = new MenuItemListener();
		item.addActionListener(listener);
		return item;
	}

	// Event handler for the Tools->SetPassword event
	private JMenuItem createSetPasswordItem()
	{
		JMenuItem item = new JMenuItem("Set Password");
		class MenuItemListener implements ActionListener
		{
			public void actionPerformed(ActionEvent event)
			{
				final JDialog newInformation = new JDialog(frame, "New Information");
				newInformation.setSize(400,200);
				newInformation.getContentPane().setLayout(new BorderLayout());
					
				JPanel tmpPanel = new JPanel();
				JLabel tmpLabel = new JLabel("New Password: ");
				final TextField tmpText = new TextField(30);
				tmpText.setEchoChar('*');
				tmpPanel.add(tmpLabel);
				tmpPanel.add(tmpText);
					
				JLabel setInit = new JLabel("Confirm Password: ");
				final TextField tmpText2 = new TextField(30);
				tmpText2.setEchoChar('*');
				JPanel tmpPanel2 = new JPanel();
				tmpPanel2.add(setInit);
				tmpPanel2.add(tmpText2);
					
				JPanel tmpPanel3 = new JPanel();
				tmpPanel3.setLayout(new BoxLayout( tmpPanel3, BoxLayout.Y_AXIS ));
					
				tmpPanel3.add(tmpPanel );
				tmpPanel3.add(tmpPanel2);
					
				newInformation.getContentPane().add(tmpPanel3, BorderLayout.CENTER);				
				JButton tmpButton = new JButton("OK");
				JLabel lb = new JLabel();
				JPanel pl = new JPanel();
				pl.add(lb);
				pl.add(tmpButton);
				pl.add(lb);
				newInformation.getContentPane().add(pl, BorderLayout.SOUTH);
				newInformation.show();
					
				tmpButton.addActionListener(new ActionListener() 
				{
							
						public void actionPerformed(ActionEvent e1)
						{
							String np = tmpText.getText();
							String np1 = tmpText2.getText();

							if ( np.equals(np1) )
							{
								pw = np;
								securityFlag = 1;
								try
								{
									writeFile();
								}
								catch (Exception e)
								{
									System.out.println(e);
								}

								JOptionPane.showMessageDialog(
												   null,
												   "Password Changed",
												   "Notice",
												   JOptionPane.WARNING_MESSAGE);
								newInformation.setVisible(false);
								newInformation.dispose();
								pb.repaint();
							}
							else
							{
								JOptionPane.showMessageDialog(
												   null,
												   "Two inputs are different, please try again!",
												   "Notice",
												   JOptionPane.WARNING_MESSAGE);
							}
						}
				});
			}
		}
		ActionListener listener  = new MenuItemListener();
		item.addActionListener(listener);
		return item;
	}

	// Event handler for the Help->Helper event
	private JMenuItem createHelperItem()
	{
		JMenuItem item = new JMenuItem("My Password Manager Helper");
		class MenuItemListener implements ActionListener
		{
			public void actionPerformed(ActionEvent event)
			{
				final JDialog help = new JDialog(frame, "Help");
				help.setSize(600,300);
				help.getContentPane().setLayout(new BorderLayout());
					
				JPanel helpPanel = new JPanel();
				JLabel helpLabel = new JLabel("File->New Information: to add a new list of username, password and remark.                     ");	
				helpPanel.add(helpLabel);
					
				JPanel helpPanel2 = new JPanel();
				JLabel helpLabel2 = new JLabel("File->Exit: to exit this software.                                                                                            ");	
				helpPanel2.add(helpLabel2);

				JPanel helpPanel3 = new JPanel();
				JLabel helpLabel3 = new JLabel("Tool->Set Password: to set the password which uses for login.                                            ");	
				helpPanel3.add(helpLabel3);

				JPanel helpPanel4 = new JPanel();
				JLabel helpLabel4 = new JLabel("Button->Edit: to edit any list of username, password and remark which you choose.           ");	
				helpPanel4.add(helpLabel4);

				JPanel helpPanel5 = new JPanel();
				JLabel helpLabel5 = new JLabel("Button->Delete: to delete any list of username, password and remark which you choose.    ");	
				helpPanel5.add(helpLabel5);

				JPanel helpPanel6 = new JPanel();
				JLabel helpLabel6 = new JLabel("Help-> My Password Manager Help: to give all of help information.                                    ");	
				helpPanel6.add(helpLabel6);