java风景日历

风景日历制作系统 设计要求: 系统界面的左侧是日历,该日历可以按年份前后翻动,在某年内按月可以前后翻动;使用鼠标左键单击选定的日期,系统界面的右侧显示风景图片。在系统界面的右侧设计功能按钮使得用户可以自选其他风景图片。 import java.awt.*; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import java.util.*; import java.util.Timer; import javax.swing.*; import javax.swing.event.*; import javax.swing.table.*; //这是一个用JList和JTable完成的简单日历 public class calender { public static void main(String[] args) { EventQueue.invokeLater(new Runnable() { public void run() { JFrame frame = new CalendarFrame(); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.setVisible(true); } }); } } class CalendarFrame extends JFrame { private static final long serialVersionUID = 4L; JPanel listPanel; // 显示月份的列表面板 JPanel tablePanel; // 显示日期的面板 JPanel textPanel; // 文本面板 JMenuBar menuBar; // JMenuBar,JMenu定义的变量都没有实现功能 JMenu fileMenu; JMenu editMenu; JMenu formatMenu; JMenu lookMenu; JMenu helpMenu; JEditorPane text; // 自带复制,剪切和删除快捷键功能的面板 JScrollPane textscrollpane; JScrollPane tablescrollpane; JList list; // 显示月份的列表 JTable table; // 显示日期的表格 JPanel yearPanel; // 显示年份的面板 JSpinner spinner; // JSpinner空间 JLabel label = new JLabel(); public static boolean flag = true; public CalendarFrame() { table = new JTable(new MyTableModel()); tablescrollpane = new JScrollPane(table); for (int i = 0; i < 7; i++) { TableColumn column = table.getColumnModel().getColumn(i);// 获取表格每一列 column.setResizable(false);// 不允许改变列的大小 } table.setBackground(Color.GREEN); table.setRowHeight(72); // 设定每列的大小 table.setRowSelectionAllowed(false);// 设定行的选择模式 table.setDefaultRenderer(String.class, new MyTableRenderer()); list = new JList(new AbstractListModel() // 匿名的list模型类,提供list显示的月份数据{ private static final long serialVersionUID = -6L; public Object getElementAt(int index) { String obj = null; switch (index) { case 0: obj = "Jan"; break; case 1: obj = "Feb"; break; case 2: obj = "Mar"; break; case 3: obj = "Apr"; break; case 4: obj = "May"; break; case 5: obj = "Jun"; break; case 6: obj = "Jul"; break; case 7: obj = "Aug"; break; case 8: obj = "Sep"; break; case 9: obj = "Oct"; break; case 10: obj = "Nov"; break; case 11: obj = "Dec"; break; } return obj; } @Override public int getSize() { return 12; } }); list.setSelectionMode(ListSelectionModel.SINGLE_SELECTION); // 设定列表的选择模式list.setCellRenderer(new MyListCellRenderer()); // 列表元素的绘制类MyListCellRenderer list.setSelectedIndex(Calendar.getInstance().get(Calendar.MONTH));// JList默认的月份为现实的月份 list.addListSelectionListener(new ListSelectionListener()// 当某个列表被选中时,更新日期table控件 { @Override public void valueChanged(ListSelectionEvent e) { flag = true; table.updateUI(); } }); list.addMouseListener(new MouseAdapter() { public void mouseClicked(MouseEvent evt) { if (evt.getClickCount() == 2) { String s = (String) list.getSelectedValue(); JOptionPane.showMessageDialog(list, s); } } }); listPanel = new JPanel(); listPanel.setLayout(new BorderLayout()); listPanel.add(list); tablePanel = new JPanel(); tablePanel.setBackground(Color.white); tablePanel.setLayout(new BorderLayout()); tablePanel.add(tablescrollpane); // table.setBackground(Color.green); yearPanel = new JPanel();// 将label控件和JSpinner控件加入年份面板上 yearPanel.setLayout(new GridLayout(0, 4)); JLabel gongyuan = new JLabel("公元", JLabel.RIGHT); JLabel year = new JLabel("年"); spinner = new JSpinner(new SpinnerNumberModel(Calendar.getInstance() .get(Calendar.YEAR), null, null, 1)); spinner.addChangeListener(new ChangeListener() // 为JSpinner空间添加事件监听器 { @Override public void stateChanged(ChangeEvent e) { flag = true; table.updateUI(); } }); yearPanel.add(gongyuan); yearPanel.add(spinner); yearPanel.add(year); yearPanel.add(label); showTime(); new Timer().schedule(new TimerTask() { @Override public void run() { while (true) { showTime(); } } }, 1000); tablePanel.add(yearPanel, BorderLayout.NORTH);// 将年份面板加入到表格面板的北部textPanel = new JPanel(); textPanel.setLayout(new BorderLayout()); text = new JEditorPane(); textscrollpane = new JScrollPane(text); textPanel.add(textscrollpane); text.setFont(new Font("SansSerif", Font.PLAIN, 40)); tablePanel.add(textPanel, BorderLayout.SOUTH); menuBar = new JMenuBar();// JMenu定义的空间都没实现功能 fileMenu = new JMenu("文件"); editMenu = new JMenu("编辑"); formatMenu = new JMenu("格式"); lookMenu = new JMenu("查看"); helpMenu = new JMenu("帮助"); menuBar.add(fileMenu); menuBar.add(editMenu); menuBar.add(formatMenu); menuBar.add(lookMenu); menuBar.add(helpMenu); GridBagLayout layout = new GridBagLayout(); // 设成GridBagLayout布局GridBagConstraints constraints = new GridBagConstraints(); this.setFont(new Font("SansSerif", Font.PLAIN, 14)); this.setLayout(layout); this.setTitle("万年历"); // 设定标题 this.setIconImage(new ImageIcon("res\\title.jpg").getImage()); // 设定图标constraints.fill = GridBagConstraints.BOTH; constraints.weightx = 0.5; constraints.weighty = 0.5; layout.setConstraints(listPanel, constraints); constraints.weightx = 8.0; constraints.weighty = 0.5; layout.setConstraints(tablePanel, constraints); this.setJMenuBar(menuBar); this.add(listPanel); this.add(tablePanel); this.setSize(this.getToolkit().getScreenSize().width * 3 / 4, this .getToolkit().getScreenSize().height * 3 / 4); // 设定窗体的大小 } private void showTime() { int hour = Calendar.getInstance().get(Calendar.HOUR_OF_DAY); int minute = Calendar.getInstance().get(Calendar.MINUTE); int second = Calendar.getInstance().get(Calendar.SECOND); StringBuilder sb = new StringBuilder(); if (hour < 10) { sb.append("0" + hour); } else { sb.append(hour); } if (minute < 10) { sb.append(":0" + minute); } else { sb.append(":" + minute); } if (second < 10) { sb.append(":0" + second); } else sb.append(":" + second); label.setFont(new Font("SansSerif", Font.BOLD, 12)); label.setForeground(Color.BLACK); label.setText(sb.toString()); } class MyTableModel extends AbstractTableModel // 表格模型类,提供表格数据{ private static final long serialVersionUID = 1L; String[] columnName = new String[] // 表格列名 { "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" }; @Override public int getColumnCount() // 返回表格列数 { return columnName.length; } public int getRowCount() // 返回表格行数 { return 6; } public String getColumnName(int col) // 获得表格列名 { return columnName[col]; } public Class getColumnClass(int c) { return getValueAt(0, c).getClass(); } public Object getValueAt(int rowIndex, int columnIndex) { int month = list.getSelectedIndex();// 获得列表的月份 int year = (Integer) spinner.getValue();// 获得spinner显示的年份 GregorianCalendar gc = new GregorianCalendar(year, month, 1); int dayOfWeek = gc.get(Calendar.DAY_OF_WEEK) - 1; // 获得这个月的第一天是星期几 int countDayInMonth = 0;// 某月的总天数,这里的月是从0-11,表示1-12月 if (month == 0 || month == 2 || month == 4 || month == 6 || month == 7 || month == 9 || month == 11) { countDayInMonth = 31; // 是31天的月份 } else if (month == 3 || month == 5 || month == 8 || month == 10) { countDayInMonth = 30; // 是30天的月份 } else if (gc.isLeapYear(year) && month == 1) { countDayInMonth = 29; // 闰年2月 } else if (!gc.isLeapYear(year) && month == 1) { countDayInMonth = 28; // 非闰年2月 } String value = ""; // 因为返回值是Object类型,所以不能直接返回int类型的数据,所以转换成String类型 if (rowIndex == 0) // 第一列的数据 { if (columnIndex < dayOfWeek) { value = ""; } else { value = "" + (columnIndex - dayOfWeek + 1); } } else // 其余列的数据 { if (((rowIndex - 1) * 7) + (columnIndex + 1 + 7 - dayOfWeek) <= countDayInMonth) value = (((rowIndex - 1) * 7) + (columnIndex + 1 + 7 - dayOfWeek)) + ""; } return value; } } class MyListCellRenderer extends JLabel implements ListCellRenderer // 列表元素绘制类继承自JLabel,实现ListCellRenderer接口 { private static final long serialVersionUID = 1L; public Component getListCellRendererComponent(JList list, // the list Object value, // value to display int index, // cell index boolean isSelected, // is the cell selected boolean cellHasFocus) // does the cell have focus { String s = value.toString().trim(); // 获取选中元素的字符内容 setText(s); // 显示这个字符 Dimension dimension = list.getSize(); // 设定这个每个元素的大小 int height = dimension.height / 12; int width = dimension.width; setSize(width, height); if (isSelected) // 如果该元素被选中,则背景色为红色 { setBackground(Color.red); setForeground(list.getSelectionBackground()); } else // 未被选中的元素背景色显示为灰色,前景色为粉红色 { setBackground(Color.gray); setForeground(Color.pink); } setIcon(new ImageIcon("res\\mon.jpg")); // 设定该元素的图标 setEnabled(list.isEnabled()); setFont(new Font("SansSerif", Font.PLAIN, 20)); // 设定字体大小 setOpaque(true); return this; } } class MyTableRenderer extends JLabel implements TableCellRenderer { private static final long serialVersionUID = 1L; public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) { if ((Calendar.getInstance().get(Calendar.DAY_OF_MONTH) + "") // 如果这个标签上的值等于该天的值 .equals(value) && flag == true // 标记为true && list.getSelectedIndex() == Calendar.getInstance().get( Calendar.MONTH) // 列表显示的月份是该月的值 && (Integer) spinner.getValue() == Calendar.getInstance() .get(Calendar.YEAR))// spinner显示的年份是该年 { setFont(new Font("SansSerif", Font.PLAIN, 40)); // 设定字体大小 setText((String) value); // 显示日期字符串 setBorder(UIManager.getBorder("Table.focusCellHighlightBorder")); setForeground(Color.RED); // 设定字符串颜色 flag = false; } else // 如果不是改日的标签上的值 { setFont(new Font("SansSerif", Font.PLAIN, 40)); // 设定字体大小 setText((String) value); // 显示标签上的日期字符串 if (hasFocus) // 如果是被点中的表格的单元格 { setBorder(UIManager .getBorder("Table.focusCellHighlightBorder")); // 设定边框 setForeground(Color.RED);// 设定日期字符串颜色 } else { setForeground(null); setBorder(null); } } return this; } } }