tree5.java~7~

该文件中包含有源代码及一部分的文档,该系统是一个小型的英语单词字典的系统.

package english;

import java.awt.*;
import javax.swing.tree.*;
import javax.swing.*;
import java.awt.Dimension;
import java.awt.BorderLayout;

//定义一个类，表示树的分枝
class Branch5{
    DefaultMutableTreeNode node5;
    public Branch5(String[] tree5) {
        node5 = new DefaultMutableTreeNode(tree5[0]);
        for (int i = 1; i < tree5.length; i++) {
            node5.add(new DefaultMutableTreeNode(tree5[i]));
        }
    }
    public DefaultMutableTreeNode node5(){
      return node5;
      }
}

public class Tree5 extends JPanel {
    DefaultMutableTreeNode root,node1,node2,child, chosen;
    DefaultTreeModel model;
    BorderLayout borderLayout1 = new BorderLayout();
    JScrollPane jScrollPane1 = new JScrollPane();
    JTree jTree1;// = new JTree();

    public Tree5() {
        try {
            jbInit();
        } catch (Exception exception) {
            exception.printStackTrace();
        }
    }

    private void jbInit() throws Exception {
       root = new DefaultMutableTreeNode("歌曲曲目");
       node1 = new DefaultMutableTreeNode("girl");
       node2 = new DefaultMutableTreeNode("boy");
       model = new DefaultTreeModel(root);
       model.insertNodeInto(node1,root,root.getChildCount());
       model.insertNodeInto(node2,root,root.getChildCount());
       child = new DefaultMutableTreeNode("yesterday once more");
       model.insertNodeInto(child,node1,node1.getChildCount());
       child = new DefaultMutableTreeNode("right here warting");
       model.insertNodeInto(child,node2,node2.getChildCount());
       jTree1 = new JTree(model);
       JScrollPane jScrollPane1 = new JScrollPane(jTree1,
                            JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,
                            JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);

        this.setLayout(borderLayout1);
        this.setPreferredSize(new Dimension(100, 290));
        this.add(jScrollPane1, java.awt.BorderLayout.NORTH);
        jScrollPane1.getViewport().add(jTree1);
    }
}