📄 gli.java
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import java.awt.BorderLayout;
import javax.swing.JPanel;
import javax.swing.JFrame;
import java.awt.Dimension;
import javax.swing.JLabel;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
public class gli extends JFrame {
private static final long serialVersionUID = 1L;
private JPanel jContentPane = null;
private JButton jButtonG1 = null;
private JButton jButtonG2 = null;
private JButton jButtonG3 = null;
public gli() {
super();
initialize();
this.setVisible(true);
}
private void initialize() {
this.setSize(485, 376);
this.setContentPane(getJContentPane());
this.setTitle("JFrame");
}
private JPanel getJContentPane() {
if (jContentPane == null) {
jContentPane = new JPanel();
jContentPane.setLayout(null);
jContentPane.add(getJButtonG1(), null);
jContentPane.add(getJButtonG2(), null);
jContentPane.add(getJButtonG3(), null);
}
return jContentPane;
}
private JButton getJButtonG1() {
if (jButtonG1 == null) {
jButtonG1 = new JButton();
jButtonG1.setBounds(new Rectangle(166, 58, 133, 41));
jButtonG1.setText("修改课程信息");
}
jButtonG1.addActionListener(new myframe());
return jButtonG1;
}
private JButton getJButtonG2() {
if (jButtonG2 == null) {
jButtonG2 = new JButton();
jButtonG2.setBounds(new Rectangle(165, 135, 135, 42));
jButtonG2.setText("增加课程");
}
jButtonG2.addActionListener(new myframe());
return jButtonG2;
}
private JButton getJButtonG3() {
if (jButtonG3 == null) {
jButtonG3 = new JButton();
jButtonG3.setBounds(new Rectangle(166, 213, 134, 39));
jButtonG3.setText("删除课程");
}
jButtonG3.addActionListener(new myframe());
return jButtonG3;
}
class myframe implements ActionListener
{
public void actionPerformed(ActionEvent e) {
if(e.getSource() == jButtonG1)
{
new xg();
gli.this.dispose();
}
else if(e.getSource() == jButtonG2)
{
gli.this.dispose();
new ZJ();
}
else if(e.getSource() == jButtonG3)
{
gli.this.dispose();
new sc();
}
}
}
} // @jve:decl-index=0:visual-constraint="10,-13"
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