c.setLayout(new BorderLayout());
BorrowedBookStudentLabel=new JLabel("借阅者姓名",JLabel.CENTER);
BorrowedBookNameLabel=new JLabel("书名",JLabel.CENTER);
BorrowedDateLabel=new JLabel("借阅日期",JLabel.CENTER);
ReturnDateLabel=new JLabel("归还日期",JLabel.CENTER);
BorrowedBookStudentTextField=new JTextField(15);
BorrowedDateTextField=new JTextField(15);
ReturnDateTextField=new JTextField(15);
try
{
String strSQL="select bookName from books where books_count>borrowed_count";
rs=db.getResult(strSQL);
while(rs.next())
{
BookNameComboBox.addItem(rs.getString(1));
}
}
catch(SQLException sqle)
{
System.out.println(sqle.toString());
}
catch(Exception ex)
{
System.out.println(ex.toString());
}
panel1=new JPanel();
panel1.setLayout(new GridLayout(5,2));
panel1.add(BorrowedBookStudentLabel);
panel1.add(BorrowedBookStudentTextField);
panel1.add(BorrowedBookNameLabel);
panel1.add(BookNameComboBox);
panel1.add(BorrowedDateLabel);
panel1.add(BorrowedDateTextField);
panel1.add(ReturnDateLabel);
panel1.add(ReturnDateTextField);
c.add(panel1,BorderLayout.CENTER);
panel2=new JPanel();
panel2.setLayout(new GridLayout(1,3));
ClearBtn=new JButton("清空");
YesBtn=new JButton("确定");
CancelBtn=new JButton("取消");
ClearBtn.addActionListener(this);
YesBtn.addActionListener(this);
CancelBtn.addActionListener(this);
panel2.add(ClearBtn);
panel2.add(YesBtn);
panel2.add(CancelBtn);
c.add(panel2,BorderLayout.SOUTH);
}
}
ReturnBookMenu=new JMenu("还书管理");
ReturnBookMenuItem=new JMenuItem("书籍还入");
ReturnInfoMenuItem=new JMenuItem("书籍还入信息修改");
ReturnBookMenu.add(ReturnBookMenuItem);
ReturnBookMenu.add(ReturnInfoMenuItem);
ReturnBookMenuItem.addActionListener(this);
ReturnInfoMenuItem.addActionListener(this);
MenuB.add(ReturnBookMenu);
setJMenuBar(MenuB);
titleLabel=new JLabel(new ImageIcon(".\\pic.jpg"));
c=getContentPane();
c.setLayout(new BorderLayout());
panel1=new JPanel();
panel1.setLayout(new BorderLayout());
panel1.add(titleLabel,BorderLayout.CENTER);
c.add(panel1,BorderLayout.CENTER);
setBounds(100,50,400,300);
show();&n
