famousuniversity.java

JBuilder9 精髓 source code1.rar

package university;

import java.awt.*;
import java.awt.event.*;
import java.applet.*;
import javax.swing.UIManager;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2003</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */

public class famousUniversity extends Applet {
  private boolean isStandalone = false;
  private Label label1 = new Label();
  private Button button1 = new Button();
  private Checkbox checkbox1 = new Checkbox();
  private Checkbox checkbox2 = new Checkbox();
  private Label label2 = new Label();
  private Choice choice2 = new Choice();
  private TextArea textArea1 = new TextArea();
  private TextField textField1 = new TextField();
  private Checkbox checkbox3 = new Checkbox();
  private TextField textField2 = new TextField();
  private Label label3 = new Label();
  private Button button2 = new Button();
  private TextField textField3 = new TextField();
  private Label label4 = new Label();
  private Choice choice1 = new Choice();
  private Label label5 = new Label();
  //Get a parameter value
  public String getParameter(String key, String def) {
    return isStandalone ? System.getProperty(key, def) :
      (getParameter(key) != null ? getParameter(key) : def);
  }

  //Construct the applet
  public famousUniversity() {
  }
  //Initialize the applet
  public void init() {
    choice1.addItem("网络安全");
    choice1.addItem("人工智能");
    choice1.addItem("数据库技术");
    choice1.addItem("计算机应用技术");
    choice1.addItem("软件技术");
    choice2.addItem("北京");
    choice2.addItem("湖北武汉");
    choice2.addItem("安徽合肥");
    choice2.addItem("陕西西安");
    choice2.addItem("上海");
    choice2.addItem("天津");
    choice2.addItem("吉林长春");
    choice2.addItem("黑龙江哈尔滨");
    choice2.addItem("广东广州市");
    button1.setEnabled(false);
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  //Component initialization
  private void jbInit() throws Exception {
    label1.setForeground(Color.red);
    label1.setText("大学：");
    label1.setBounds(new Rectangle(4, 20, 47, 25));
    this.setLayout(null);
    button1.setLabel("确定");
    button1.setBounds(new Rectangle(348, 19, 62, 23));
    button1.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        button1_actionPerformed(e);
      }
    });
    checkbox1.setBackground(Color.orange);
    checkbox1.setFont(new java.awt.Font("Dialog", 1, 12));
    checkbox1.setLabel("国家重点学科");
    checkbox1.setBounds(new Rectangle(18, 64, 110, 18));
    checkbox1.addItemListener(new java.awt.event.ItemListener() {
      public void itemStateChanged(ItemEvent e) {
        checkbox1_itemStateChanged(e);
      }
    });
    checkbox2.setBackground(Color.orange);
    checkbox2.setFont(new java.awt.Font("Dialog", 1, 12));
    checkbox2.setLabel("博士学位授予权");
    checkbox2.setBounds(new Rectangle(19, 86, 110, 15));
    checkbox2.addItemListener(new java.awt.event.ItemListener() {
      public void itemStateChanged(ItemEvent e) {
        checkbox2_itemStateChanged(e);
      }
    });
    label2.setForeground(Color.red);
    label2.setText("所在地区：");
    label2.setBounds(new Rectangle(147, 55, 65, 20));
    choice2.setBounds(new Rectangle(223, 56, 120, 21));
    choice2.addItemListener(new java.awt.event.ItemListener() {
      public void itemStateChanged(ItemEvent e) {
        choice2_itemStateChanged(e);
      }
    });
    textArea1.setFont(new java.awt.Font("Dialog", 1, 22));
    textArea1.setBounds(new Rectangle(7, 168, 373, 153));
    textField1.setLocale(new java.util.Locale("zh", "CN", ""));
    textField1.setBounds(new Rectangle(58, 19, 115, 23));
    textField1.addKeyListener(new java.awt.event.KeyAdapter() {
      public void keyPressed(KeyEvent e) {
        textField1_keyPressed(e);
      }
    });
    textField1.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        textField1_actionPerformed(e);
      }
    });
    checkbox3.setBackground(Color.orange);
    checkbox3.setFont(new java.awt.Font("Dialog", 1, 12));
    checkbox3.setLabel("具有两院院士");
    checkbox3.setBounds(new Rectangle(21, 108, 108, 14));
    textField2.setLocale(new java.util.Locale("zh", "CN", ""));
    textField2.setBounds(new Rectangle(221, 94, 153, 23));
    textField2.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        textField2_actionPerformed(e);
      }
    });
    label3.setForeground(Color.red);
    label3.setText("网络地址：");
    label3.setBounds(new Rectangle(149, 92, 64, 23));
    button2.setLabel("置空");
    button2.setBounds(new Rectangle(349, 55, 60, 23));
    button2.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        button2_actionPerformed(e);
      }
    });
    textField3.setLocale(new java.util.Locale("zh", "CN", ""));
    textField3.setBounds(new Rectangle(69, 136, 309, 27));
    label4.setForeground(Color.red);
    label4.setText("补充信息：");
    label4.setBounds(new Rectangle(3, 138, 62, 24));
    choice1.setBounds(new Rectangle(222, 19, 122, 22));
    choice1.addItemListener(new java.awt.event.ItemListener() {
      public void itemStateChanged(ItemEvent e) {
        choice1_itemStateChanged(e);
      }
    });
    label5.setBackground(Color.white);
    label5.setForeground(Color.red);
    label5.setText("学科：");
    label5.setBounds(new Rectangle(181, 20, 38, 21));
    this.setBackground(SystemColor.info);
    this.add(label1, null);
    this.add(label4, null);
    this.add(textField1, null);
    this.add(label5, null);
    this.add(choice1, null);
    this.add(choice2, null);
    this.add(label2, null);
    this.add(label3, null);
    this.add(checkbox2, null);
    this.add(checkbox3, null);
    this.add(button1, null);
    this.add(textArea1, null);
    this.add(button2, null);
    this.add(checkbox1, null);
    this.add(textField2, null);
    this.add(textField3, null);
  }
  //Start the applet
  public void start() {
  }
  //Stop the applet
  public void stop() {
  }
  //Destroy the applet
  public void destroy() {
  }
  //Get Applet information
  public String getAppletInfo() {
    return "Applet Information";
  }
  //Get parameter info
  public String[][] getParameterInfo() {
    return null;
  }
  //Main method
  public static void main(String[] args) {
    famousUniversity applet = new famousUniversity();
    applet.isStandalone = true;
    Frame frame;
    frame = new Frame(){
      protected void processWindowEvent(WindowEvent e) {
        super.processWindowEvent(e);
        if (e.getID() == WindowEvent.WINDOW_CLOSING) {
          System.exit(0);
        }
      }
      public synchronized void setTitle(String title) {
        super.setTitle(title);
        enableEvents(AWTEvent.WINDOW_EVENT_MASK);
      }
    };

    frame.setTitle("Applet Frame");
    frame.add(applet, BorderLayout.CENTER);
    applet.init();
    applet.start();
    frame.setSize(400,320);
    Dimension d = Toolkit.getDefaultToolkit().getScreenSize();
    frame.setLocation((d.width - frame.getSize().width) / 2, (d.height - frame.getSize().height) / 2);
    frame.setVisible(true);
  }
  void checkbox1_itemStateChanged(ItemEvent e) {
      textArea1.setText("");
      textArea1.setForeground(Color.blue);
      textArea1.setFont(new java.awt.Font("Dialog",1,15));
      textArea1.append("!!!焦点在checkbox1处!!!\r\n");
  }

   void choice2_itemStateChanged(ItemEvent e) {
     textArea1.setText("");
     textArea1.setForeground(Color.yellow);
     textArea1.setFont(new java.awt.Font("Dialog",1,16));
     textArea1.append("!!!焦点在choice2处!!!\r\n");
      }

  void checkbox2_itemStateChanged(ItemEvent e) {
     textArea1.setText("");
    textArea1.setForeground(Color.green);
    textArea1.setFont(new java.awt.Font("Dialog",1,18));
    textArea1.append("!!!焦点在checkbox2处!!!\r\n");
  }

  void textField1_actionPerformed(ActionEvent e) {
     textArea1.setText("");
    textArea1.setForeground(Color.pink);
    textArea1.setFont(new java.awt.Font("Dialog",1,20));
    textArea1.append("!!!焦点在textField1处!!!\r\n");
   }

    void button1_actionPerformed(ActionEvent e) {
     textArea1.setForeground(new Color(255,0,0));
     textArea1.setFont(new java.awt.Font("Dialog",1,16));
     textArea1.setText("");
     if (textField1.getText()!=""){
    textArea1.append("大学名称："+textField1.getText()+"\r\n");
    textArea1.append("该大学所在地理位置："+choice2.getSelectedItem()+"\r\n");
    if(choice1.getSelectedItem()=="网络安全"){
  textArea1.append("学科名称：网络安全\r\n");
  }
  else if(choice1.getSelectedItem()=="人工智能"){
  textArea1.append("学科名称：人工智能\r\n");
  }
  else if(choice1.getSelectedItem()=="数据库技术"){
  textArea1.append("学科名称：数据库技术\r\n");
  }
  else if(choice1 .getSelectedIndex()==3){
    textArea1.append("学科名称：计算机应用技术\r\n");
  }
 else if(choice1 .getSelectedIndex()==4){
    textArea1.append("学科名称：软件技术\r\n");
  }
    if(checkbox1.isEnabled()==true){
     textArea1.append("该学科是国家重点建设学科\r\n");
 }
 if (checkbox2.isEnabled()==true){
     textArea1.append("该学科具有博士学位授予权\r\n");
}
if (checkbox3.isEnabled()==true){
     textArea1.append("该学科拥有两院院士\r\n");
}
textArea1.append("该大学的网络地址："+textField2.getText()+"\r\n");
textArea1.append("该大学的补充信息："+textField3.getText()+"\r\n");
}
}

  void textField1_keyPressed(KeyEvent e) {
button1.setEnabled(true);
  }

void button2_actionPerformed(ActionEvent e) {
textField1.setText("");
textField2.setText("");
textField3.setText("");
button1.setEnabled(false);
textArea1.append("");
  }

  void choice1_itemStateChanged(ItemEvent e) {
    textArea1.setText("");
    textArea1.setForeground(Color.black);
    textArea1.append("输入焦点在choice1处\r\n");
    }

  void textField2_actionPerformed(ActionEvent e) {
    textArea1.setText("");
    textArea1.setForeground(Color.yellow);
    textArea1.append("!!输入焦点在textField2处!!\r\n");
  }
}