this.insertst();
开始
是
try {“成功”}catch (SQLException e) {“课程号已存在”}
this.getTitle() == \"修改\"
new CM(\"课程信息管理\").display();
否
class CAdd extends JFrame implements ActionListener{}public CAdd() {}public void connDB() {}public void closeDB(){}
isNewsm
插入记录
结束
e.getActionCommand() == \"取消\"
kch = tcno.getText();kcm = tcname.getText();xxkch=tpcno.getText();
public void actionPerformed(ActionEvent e) {}
e.getActionCommand() == \"确定\"
this.setVisible(false);new CM(\"课程信息管理\").display();
try {}catch (SQLException e) {}this.connDB();
