JavaSwing组件全演示源代码_javaswing源码资源-CSDN文库

共2个文件

java：1个

gif：1个

版权申诉

JavaSwing

5星 · 超过95%的资源 63 浏览量 2022-06-27 21:32:20 上传评论收藏 5KB RAR 举报

资源推荐

资源详情

资源评论

收起资源包目录

3893097.rar （2个子文件）

Java Swing 组件全演示源代码

smile.gif 1KB

SwingTest.java 11KB

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 http://www.robochina.org * @link robococde@etang.com */ public class SwingTest 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.DISCONTIGUOUS_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.getLastSelectedPathComponent(); 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 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); } } }); 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.addListSelectionList

评论收藏

内容反馈

版权申诉