help.java~7~

来自「java课的一个功课」· JAVA~7~ 代码 · 共 59 行

package Statistics;

import javax.swing.*;
import java.awt.*;
import java.util.*;

public class Help extends JFrame {
  Vector v1;
  JList jList1 = new JList();
  JScrollPane jScrollPane1 = new JScrollPane();
  JLabel jLabel1 = new JLabel();
  JTextArea jTextArea1 = new JTextArea();

  public Help() {
    try {
      help();
      jbInit();
      choice();
    }
    catch(Exception ex) {
      ex.printStackTrace();
    }
  }

  void jbInit() throws Exception {
    jTextArea1.setBounds(new Rectangle(161, 69, 279, 308));
    jLabel1.setText("Topics");
    jLabel1.setBounds(new Rectangle(34, 46, 68, 19));
    jScrollPane1.setBounds(new Rectangle(33, 68, 109, 307));
    this.getContentPane().setLayout(null);
    this.getContentPane().add(jScrollPane1, null);
    this.getContentPane().add(jLabel1, null);
    this.getContentPane().add(jTextArea1, null);
    jScrollPane1.getViewport().add(jList1, null);
    this.setBounds(0,0,600,600);
    this.setVisible(true);
    this.setDefaultCloseOperation(EXIT_ON_CLOSE);
  }

  public static void main(String[] args) {
    Help help = new Help();
  }

  void help(){
    v1 = new Vector();
    v1.addElement("Connect Log File");
    v1.addElement("Open Report File");
    jList1.setListData(v1);
  }

  void choice(){
    if (jList1.getSelectedIndex()==1)
      jTextArea1.append("dkfuhsdkjfhsd");
    else if (jList1.getSelectedIndex()==2)
      jTextArea1.append("aaaaaa");

  }
}