JavaSwing 学生成绩管理系统 静态版 面向对象课程设计

package com.exam.frame; import java.awt.FlowLayout; import java.awt.event.ItemEvent; import java.awt.event.ItemListener; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import javax.swing.Box; import javax.swing.ButtonGroup; import javax.swing.JButton; import javax.swing.JComboBox; import javax.swing.JInternalFrame; import javax.swing.JLabel; import javax.swing.JOptionPane; import javax.swing.JPanel; import javax.swing.JRadioButton; import javax.swing.JTextField; import com.exam.dao.BaseDataDAO; import com.exam.dao.StudentDAO; import com.exam.pojo.ComboItem; import com.exam.util.BaseDataUtil; import com.exam.util.SystemConstants; /** * 添加和修改数据的表单页 * * @author 专治八阿哥的孟老师 */ public class StudentEditPanel extends JInternalFrame { public StudentEditPanel(String selectedId) { super("编辑学生", true, true, true, true); this.setSize(SystemConstants.FRAME_WIDTH - 20, SystemConstants.FRAME_HEIGHT - 50); // 创建内容面板 JPanel panel = new JPanel(); panel.setLayout(new FlowLayout()); // 设置内部窗口的内容面板 this.setContentPane(panel); // "学号", "专业班级", "年级", "学院", "专业", "姓名", "性别", "备注" Box boxBase = Box.createHorizontalBox(); Box boxLeft = Box.createVerticalBox(); // 左边的部分，把要编辑的字段依次添加进来，有几个就写几个 boxLeft.add(new JLabel("学号")); boxLeft.add(Box.createVerticalStrut(8)); boxLeft.add(new JLabel("学院")); boxLeft.add(Box.createVerticalStrut(10)); boxLeft.add(new JLabel("专业")); boxLeft.add(Box.createVerticalStrut(10)); boxLeft.add(new JLabel("班级")); boxLeft.add(Box.createVerticalStrut(10)); boxLeft.add(new JLabel("姓名")); boxLeft.add(Box.createVerticalStrut(8)); boxLeft.add(new JLabel("性别")); boxLeft.add(Box.createVerticalStrut(8)); boxLeft.add(new JLabel("备注")); boxLeft.add(Box.createVerticalStrut(30)); // 右边的部分，是文本框，和上面boxLeft的内容顺序对应 // 如果不允许修改，就把JTextField换成JLabel Box boxRight = Box.createVerticalBox(); boxRight.add(Box.createVerticalStrut(5)); JLabel snoLabel = new JLabel(selectedId == null ? "--" : selectedId); boxRight.add(snoLabel); boxRight.add(Box.createVerticalStrut(5)); JComboBox<ComboItem> deptBox = new JComboBox<>(); BaseDataUtil.fillComboxItem(deptBox, BaseDataDAO.getDeptList()); boxRight.add(deptBox); boxRight.add(Box.createVerticalStrut(2)); JComboBox<ComboItem> majorBox = new JComboBox<>(); BaseDataUtil.fillComboxItem(majorBox, BaseDataDAO.getMajorList("")); boxRight.add(majorBox); boxRight.add(Box.createVerticalStrut(2)); JComboBox<ComboItem> classBox = new JComboBox<>(); BaseDataUtil.fillComboxItem(classBox, BaseDataDAO.getClassList("")); boxRight.add(classBox); boxRight.add(Box.createVerticalStrut(5)); JTextField field1 = new JTextField(10); boxRight.add(field1); boxRight.add(Box.createVerticalStrut(5)); // -------权限按钮开始-------- JRadioButton radio1 = new JRadioButton("男", true);// 只传了两个参数 JRadioButton radio2 = new JRadioButton("女"); ButtonGroup group = new ButtonGroup();// 创建一个按钮组 group.add(radio1); group.add(radio2); Box radioBox = Box.createHorizontalBox(); radioBox.add(radio1); radioBox.add(radio2); boxRight.add(radioBox); boxRight.add(Box.createVerticalStrut(5)); JTextField field3 = new JTextField(10); boxRight.add(field3); boxRight.add(Box.createVerticalStrut(5)); deptBox.addItemListener(new ItemListener() { @Override public void itemStateChanged(ItemEvent e) { ComboItem deptItem = (ComboItem) deptBox.getSelectedItem(); if (deptItem != null) { BaseDataUtil.fillComboxItem(majorBox, BaseDataDAO.getMajorList(deptItem.getId())); } } }); majorBox.addItemListener(new ItemListener() { @Override public void itemStateChanged(ItemEvent e) { ComboItem majorItem = (ComboItem) majorBox.getSelectedItem(); if (majorItem != null) { BaseDataUtil.fillComboxItem(classBox, BaseDataDAO.getClassList(majorItem.getId())); } } }); classBox.addItemListener(new ItemListener() { @Override public void itemStateChanged(ItemEvent e) { ComboItem classItem = (ComboItem) classBox.getSelectedItem(); if (classItem != null && classItem.getId().length() > 0) { int num = StudentDAO.search(1, classItem.getId()).length + 1; String sno = classItem.getId(); if (num < 10) { sno += "0"; } snoLabel.setText(sno + num); } else { snoLabel.setText("--"); } } }); // 获取选中的id，当前页面是从列表页过来的，如果id是空的或者是-1代表点的添加按钮，否则是修改按钮 // 如果是修改功能，需要把原数据的内容回填到表单中 if (selectedId != null) { // 0"学号", 1"专业班级", 2"年级", 3"学院", 4"专业", 5"姓名", 6"性别", 7"备注" snoLabel.setText(selectedId); deptBox.setEnabled(false); majorBox.setEnabled(false); classBox.setEnabled(false); field1.setEnabled(false); radio1.setEnabled(false); radio2.setEnabled(false); Object[] data = StudentDAO.findById(selectedId); if ("男".equals(data[6])) { radio1.setSelected(true); } else { radio2.setSelected(true); } deptBox.removeAllItems(); deptBox.addItem( new ComboItem(data[3].toString(), BaseDataDAO.findDeptById(data[3].toString())[1].toString())); majorBox.removeAllItems(); majorBox.addItem( new ComboItem(data[4].toString(), BaseDataDAO.findMajorById(data[4].toString())[1].toString())); classBox.removeAllItems(); classBox.addItem( new ComboItem(data[1].toString(), BaseDataDAO.findClassById(data[1].toString())[1].toString())); field1.setText(data[5].toString());// 姓名 field3.setText(data[7].toString());// 备注 } JButton btn = new JButton("提交"); btn.addMouseListener(new MouseAdapter() { @Override public void mouseClicked(MouseEvent e) { ComboItem classItem = (ComboItem) classBox.getSelectedItem(); if (classItem == null || classItem.getId().length() == 0) { JOptionPane.showMessageDialog(btn.getParent(), "请选择班级", "系统提示", JOptionPane.WARNING_MESSAGE); return; } if (field1.getText() == null || field1.getText().trim().length() == 0) { JOptionPane.showMessageDialog(btn.getParent(), "请选输入姓名", "系统提示", JOptionPane.WARNING_MESSAGE); return; } // 班级id，班级名,年级，院，系 Object[] classData = BaseDataDAO.findClassById(classItem.getId()); // 0"学号", 1"专业班级", 2"年级", 3"学院", 4"专业", 5"姓名", 6"性别", 7"备注" Object[] data = new Object[] { snoLabel.getText(), classData[0], classData[2], classData[3], classData[4], field1.getText(), radio1.isSelected() ? "男" : "女", field3.getText() }; if (selectedId != null) { StudentDAO.update(selectedId, data); } else { int opt = JOptionPane.showConfirmDialog(btn.getParent(), "学生基本信息提交后不能修改,确认提交吗?"); if (opt != 0) { return; } StudentDAO.add(data); } // 回到列表页 AdminPanel.setContent(new StudentTablePanel()); } }); boxRight.add(btn); boxBase.add(boxLeft); boxBase.add(Box.createHorizontalStrut(8)); boxBase.add(boxRight); panel.add(boxBase); // 显示内部窗口 this.setVisible(true); } }