import javax.swing.*;import java.awt.*;import java.awt.event.*;import javax.swing.tree.*;import javax.swing.event.*;import javax.swing.border.*;import javax.swing.table.*;/*** Swing 组件测试程序* 测试Swing所有组件及其相应的事件* @author 天翼.李 2003.4.17 晚23:14* @link * @link robococde@*/public class SwingT est extends JFrame{/*** 主模块，初始化所有子模块，并设置主框架的相关属性 */public SwingTest(){// 初始化所有模块MenuTest menuTest = new MenuTest();LeftPanel leftPanel = new LeftPanel();RightPanel rightPanel = new RightPanel();BottomPanel bottomPanel = new BottomPanel();CenterPanel centerPanel = new CenterPanel();// 设置主框架的布局Container c = this.getContentPane();// c.setLayout(new BorderLayout())this.setJMenuBar(menuTest);c.add(leftPanel,BorderLayout.WEST);c.add(rightPanel,BorderLayout.EAST);c.add(centerPanel,BorderLayout.CENTER);c.add(bottomPanel,BorderLayout.SOUTH);// 利用无名内隐类，增加窗口事件this.addWindowListener(new WindowAdapter(){public void WindowClosing(WindowEvent e){// 释放资源，退出程序dispose();System.exit(0);}});setSize(700,500);setTitle("Swing 组件大全简体版");// 隐藏frame的标题栏,此功暂时关闭，以方便使用window事件// setUndecorated(true);setLocation(200,150);show();}/////////////////////////////////////////////////////////////////////////////*** 菜单栏处理模块* JMenuBar --+* --JMenu--+* --JMenuItem --ActionListener**/class MenuTest extends JMenuBar{private JDialog aboutDialog;/*** 菜单初始化操作*/public MenuTest(){JMenu fileMenu = new JMenu("文件");JMenuItem exitMenuItem = new JMenuItem("退出",KeyEvent.VK_E);JMenuItem aboutMenuItem = new JMenuItem("关于...",KeyEvent.VK_A);fileMenu.add(exitMenuItem);fileMenu.add(aboutMenuItem);this.add(fileMenu);aboutDialog = new JDialog();initAboutDialog();// 菜单事件exitMenuItem.addActionListener(new ActionListener(){public void actionPerformed(ActionEvent e){dispose();System.exit(0);}});aboutMenuItem.addActionListener(new ActionListener(){public void actionPerformed(ActionEvent e){// "关于"对话框的处理aboutDialog.show();}});}/*** 返回关于对话框*/public JDialog getAboutDialog(){return aboutDialog;}/*** 设置"关于"对话框的外观及响应事件,操作和JFrame一样都是在内容 * 框架上进行的*/public void initAboutDialog(){aboutDialog.setTitle("关于");Container con =aboutDialog.getContentPane();// Swing 中使用html语句Icon icon = new ImageIcon("smile.gif");JLabel aboutLabel = new JLabel("<html><b><font size=5>"+"<center>Swing 组件大全简体版！"+"<br>天翼.李",icon,JLabel.CENTER);//JLabel aboutLabel = new JLabel("Swing 组件大全简体版！",icon,JLabel.CENTER);con.add(aboutLabel,BorderLayout.CENTER);aboutDialog.setSize(450,225);aboutDialog.setLocation(300,300);aboutDialog.addWindowListener(new WindowAdapter(){public void WindowClosing(WindowEvent e){dispose();}});}}/////////////////////////////////////////////////////////////////////////////*** 最左边模块，继承JPanel,初始化内容为JTree* JPanel--+* --JTree*/class LeftPanel extends JPanel{private int i = 0;public LeftPanel(){DefaultMutableTreeNode root = new DefaultMutableTreeNode("Root");DefaultMutableTreeNode child = new DefaultMutableTreeNode("Child");DefaultMutableTreeNode select = new DefaultMutableTreeNode("select");DefaultMutableTreeNode child1 = new DefaultMutableTreeNode(""+i);root.add(child);root.add(select);child.add(child1);JTree tree = new JTree(root);tree.getSelectionModel().setSelectionMode(TreeSelectionModel.DISCONTIGUO US_TREE_SELECTION);// 每个节点的行高tree.setRowHeight(20);tree.addTreeSelectionListener(new TreeSelectionListener (){public void valueChanged(TreeSelectionEvent e){// 内隐类不能直接引用外部类tree，1.外部变量可申明为final 2.新建外部类的对象JTree tree =(JTree)e.getSource();DefaultMutableTreeNode selectNode = (DefaultMutableTreeNode)tree.getLa stSelectedPathComponent();i++;selectNode.add(new DefaultMutableTreeNode(""+i));}});tree.setPreferredSize(new Dimension(100,300));// tree.setEnabled(true);JScrollPane scrollPane = new JScrollPane(tree);//scrollPane.setSize(100,350);this.add(scrollPane);}}/////////////////////////////////////////////////////////////////////////////*** 最下面层模块，继承JPanel,初始化内容为进度条，并由定时器控制* JPanel--+* --JProcessBar --Timer*/class BottomPanel extends JPanel{private JProgressBar pb;//////////////////////////////////////////public class//////////////////////////////public BottomPanel(){pb = new JProgressBar();pb.setPreferredSize(new Dimension(680,20));// 设置定时器，用来控制进度条的处理Timer time = new Timer(1,new ActionListener()int counter = 0;public void actionPerformed(ActionEvent e){counter++;pb.setValue(counter);Timer t = (Timer)e.getSource();// 如果进度条达到最大值重新开发计数if (counter == pb.getMaximum()){t.stop();counter =0;t.start();}}});time.start();pb.setStringPainted(true);pb.setMinimum(0);pb.setMaximum(1000);pb.setBackground(Color.white);pb.setForeground(Color.red);this.add(pb);}/*** 设置进度条的数据模型*/public void setProcessBar(BoundedRangeModel rangeModel){pb.setModel(rangeModel);}}/////////////////////////////////////////////////////////////////////////////*** 最右边模块，继承JPanel,初始化各种按钮* JPanel--+* --JButton --JToggleButton -- JList -- JCombox --JCheckBox .... */class RightPanel extends JPanel{public RightPanel(){this.setLayout(new GridLayout(8,1));// 初始化各种按钮JCheckBox checkBox = new JCheckBox("复选按钮");JButton button = new JButton("打开文件");button.addActionListener(new ActionListener(){public void actionPerformed(ActionEvent e){JFileChooser file = new JFileChooser();int result = file.showOpenDialog(new JPanel());if (result ==file.APPROVE_OPTION){String fileName = file.getSelectedFile().getName();String dir = file.getCurrentDirectory().toString();JOptionPane.showConfirmDialog(null,dir+"\\"+fileName,"选择的文件",JOptionPane.YES_OPTION);}}});//////////////////////////////////////////public//////////////////////////////////////////JToggleButton toggleButton = new JToggleButton("双态按钮");ButtonGroup buttonGroup = new ButtonGroup();JRadioButton radioButton1 = new JRadioButton("单选按钮1",false);JRadioButton radioButton2 = new JRadioButton("单选按钮2",false);// 组合框的处理JComboBox comboBox = new JComboBox();comboBox.setToolTipText("点击下拉列表增加选项");comboBox.addActionListener(new ActionListener(){public void actionPerformed(ActionEvent e){JComboBox comboBox =(JComboBox)e.getSource();comboBox.addItem("程序员");comboBox.addItem("分析员");}});// 列表框的处理DefaultListModel litem = new DefaultListModel();litem.addElement("香蕉");litem.addElement("水果");JList list = new JList(litem);list.addListSelectionListener(new ListSelectionListener (){public void valueChanged(ListSelectionEvent e){JList l = (JList)e.getSource();Object s= l.getSelectedValue();JOptionPane.showMessageDialog(null,s,"消息框",JOptionPane.YES_OPTION);}});// 增加按钮组buttonGroup.add(radioButton1);buttonGroup.add(radioButton2);// 增加各种按钮到JPanel中显示add(button);add(toggleButton);add(checkBox);add(radioButton1);add(radioButton2);add(comboBox);add(list);this.setBorder(new EtchedBorder(EtchedBorder.LOWERED,Color.LIGHT_GRAY, Color.blue));}}/////////////////////////////////////////////////////////////////////////////*** 中间层模块，继承JPanel,初始化页签,并在页签中设置文本区，表格,* 文本区上下用分隔条分隔* JPanel--+* -JTabbedPane--+* --Draw --JTable -JTextAreas -JText --JPopupMenu*/class CenterPanel extends JPanel{public CenterPanel(){JTabbedPane tab = new JTabbedPane(JTabbedPane.TOP);JTextField textField = new JTextField("文本域,点击打开<文件按钮>可选择文件"); textField.setActionCommand("textField");JTextPane textPane = new JTextPane();textPane.setCursor(new Cursor(Cursor.TEXT_CURSOR));textPane.setText("编辑器,试着点击文本区，试着拉动分隔条。