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登陆界面，java代码 用户登录界面代码java( 五 )

IT技术java


// TODO Auto-generated catch block
e.printStackTrace();
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public int getI() {
return i;
}
}
/********************************************************************************************/
package 操作处理;
import java.awt.EventQueue;
public class UsersCL implements ActionListener{
private JFrame frame;
private JTextField textField;
private JTextField textField_1;
private JTextField textField_2;
private JTextField textField_3;
private int i=0;
private JLabel label_3;
private JTextField textField_4;
public UsersCL(int i) {
this.i=i;
frame = new JFrame();
frame.setTitle("用户处理界面");
frame.setBounds(100, 100, 450, 300);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.getContentPane().setLayout(null);
frame.setResizable(false);
frame.setVisible(true);
JLabel lblNewLabel = new JLabel("学　号");
lblNewLabel.setBounds(24, 32, 74, 29);
frame.getContentPane().add(lblNewLabel);
JLabel label = new JLabel("姓　名");
label.setBounds(24, 71, 74, 29);
frame.getContentPane().add(label);
JLabel label_1 = new JLabel("年　龄");
label_1.setBounds(24, 110, 74, 29);
frame.getContentPane().add(label_1);
label_3 = new JLabel("性　别");
label_3.setBounds(24, 149, 74, 29);
frame.getContentPane().add(label_3);
JLabel label_2 = new JLabel("状　态");
label_2.setBounds(24, 195, 74, 29);
frame.getContentPane().add(label_2);
textField = new JTextField();
textField.setBounds(101, 34, 113, 25);
frame.getContentPane().add(textField);
textField.setColumns(10);
textField_1 = new JTextField();
textField_1.setColumns(10);
textField_1.setBounds(101, 73, 113, 25);
frame.getContentPane().add(textField_1);
textField_2 = new JTextField();
textField_2.setColumns(10);
textField_2.setBounds(101, 112, 113, 25);
frame.getContentPane().add(textField_2);
textField_3 = new JTextField();
textField_3.setEditable(false);
textField_3.setColumns(10);
textField_3.setBounds(101, 199, 288, 25);
frame.getContentPane().add(textField_3);
textField_4 = new JTextField();
textField_4.setColumns(10);
textField_4.setBounds(101, 149, 113, 25);
frame.getContentPane().add(textField_4);
if(1==i)
{
JButton btnNewButton = new JButton("追　加");
btnNewButton.setBounds(276, 41, 113, 29);
frame.getContentPane().add(btnNewButton);
btnNewButton.addActionListener(this);
btnNewButton.setActionCommand("追加");
JButton button_1 = new JButton("删　除");
button_1.setBounds(276, 145, 113, 29);
frame.getContentPane().add(button_1);
button_1.addActionListener(this);
button_1.setActionCommand("删除");
}
JButton button = new JButton("查　询");
button.setBounds(276, 91, 113, 29);
frame.getContentPane().add(button);
button.addActionListener(this);
button.setActionCommand("查询");
}
@Override
public void actionPerformed(ActionEvent e) {
// TODO Auto-generated method stub
String name,age,sex,query=null;
int num,age1,count=0;
num=Integer.parseInt(textField.getText());
name=textField_1.getText();
age1=Integer.parseInt(textField_2.getText());
sex=textField_4.getText();
if(e.getActionCommand().equals("追加"))
{
query="insert into students values("+num+","+"'"+name+"',"+age1+",'"+sex+"');";
count=1;
}
else if(e.getActionCommand().equals("查询"))
{
query="select * from students where XSB="+num+";";
count=2;
}
else if(e.getActionCommand().equals("删除"))

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