java万年历界面版

java万年历界面版 import java.awt.BorderLayout; import java.awt.Color; import java.awt.GridLayout; import java.awt.Toolkit; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.sql.Date; import java.util.Calendar; import javax.swing.*; public class calendertest { public static void main(String[] args) { JFrame.setDefaultLookAndFeelDecorated(true); new MainFrame(); } } class MainFrame extends JFrame { JPanel panel = new JPanel(new BorderLayout()); JPanel panel1 = new JPanel(); JPanel panel2 = new JPanel(new GridLayout(7, 7)); JLabel[] label = new JLabel[49]; JLabel y_label = new JLabel("年份"); JLabel m_label = new JLabel("月份"); JTextField T1=new JTextField(6); JTextField T2=new JTextField(6); JButton JB1=new JButton("转到"); int re_year, re_month; int x_size, y_size; String year_num; Calendar now = Calendar.getInstance(); // 实例化Calendar MainFrame() { super("万年历"); setSize(300, 350); x_size = (int) (Toolkit.getDefaultToolkit().getScreenSize().getWidth()); y_size = (int) (Toolkit.getDefaultToolkit().getScreenSize().getHeight()); setLocation((x_size - 300) / 2, (y_size - 350) / 2); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); panel1.add(y_label); panel1.add(T1); panel1.add(m_label); panel1.add(T2); panel1.add(JB1); for (int i = 0; i < 49; i++) { label[i] = new JLabel("", JLabel.CENTER);// 将显示的字符设置为居中 panel2.add(label[i]); } panel.add(panel1, BorderLayout.NORTH); panel.add(panel2, BorderLayout.CENTER); panel.setBackground(Color.white); panel1.setBackground(Color.white); panel2.setBackground(Color.white); Init(); JB1.addActionListener(new ClockAction()); setContentPane(panel); setVisible(true); setResizable(false); } public void Init() { int year, month_num, first_day_num; String log[] = { "日", "一", "二", "三", "四", "五", "六" }; for (int i = 0; i < 7; i++) { label[i].setText(log[i]); } for (int i = 0; i < 49; i = i + 7) { label[i].setForeground(Color.red); // 将星期日的日期设置为红色 } for (int i = 6; i < 49; i = i + 7) { label[i].setForeground(Color.green);// 将星期六的日期设置为绿色 } month_num = (int) (now.get(Calendar.MONTH)); // 得到当前时间的月份 year = (int) (now.get(Calendar.YEAR)); // 得到当前时间的年份 first_day_num = use(year, month_num); Resetday(first_day_num, year, month_num); } public int use(int reyear, int remonth) { int week_num; now.set(reyear, remonth, 1); // 设置时间为所要查询的年月的第一天 week_num = (int) (now.get(Calendar.DAY_OF_WEEK));// 得到第一天的星期 return week_num; } class ClockAction implements ActionListener { public void actionPerformed(ActionEvent arg0) { int c_year, c_month, c_week; c_year = Integer.parseInt(T1.getText().toString()); // 得到当前所选年份 c_month = Integer.parseInt(T2.getText().toString()) - 1; // 得到当前月份，并减1,计算机中的月为0,11 c_week = use(c_year, c_month); // 调用函数use，得到星期几 Resetday(c_week, c_year, c_month); // 调用函数Resetday } } public void Resetday(int week_log, int year_log, int month_log) { int month_day_score; // 存储月份的天数 int count; month_day_score = 0; count = 1; Date date = new Date(year_log, month_log + 1, 1); // now Calendar cal = Calendar.getInstance(); cal.setTime(date); cal.add(Calendar.MONTH, -1); // 前个月 month_day_score = cal.getActualMaximum(Calendar.DAY_OF_MONTH);// 最后一天 for (int i = 7; i < 49; i++) { // 初始化标签 label[i].setText(""); } week_log = week_log + 6; // 将星期数加6，使显示正确 month_day_score = month_day_score + week_log; for (int i = week_log; i < month_day_score; i++, count++) { label[i].setText(count + ""); } } } /* class MainFrame extends JFrame { private static final long serialVersionUID = 1L; JPanel panel = new JPanel(new BorderLayout()); JPanel panel1 = new JPanel(); JPanel panel2 = new JPanel(new GridLayout(7, 7)); JPanel panel3 = new JPanel(); JLabel[] label = new JLabel[49]; JLabel y_label = new JLabel("年份"); JLabel m_label = new JLabel("月份"); JComboBox com1 = new JComboBox(); JComboBox com2 = new JComboBox(); int re_year, re_month; int x_size, y_size; String year_num; Calendar now = Calendar.getInstance(); // 实例化Calendar MainFrame() { super("万年历"); setSize(300, 350); x_size = (int) (Toolkit.getDefaultToolkit().getScreenSize().getWidth()); y_size = (int) (Toolkit.getDefaultToolkit().getScreenSize().getHeight()); setLocation((x_size - 300) / 2, (y_size - 350) / 2); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); panel1.add(y_label); panel1.add(com1); panel1.add(m_label); panel1.add(com2); for (int i = 0; i < 49; i++) { label[i] = new JLabel("", JLabel.CENTER);// 将显示的字符设置为居中 panel2.add(label[i]); } // panel3.add(new Clock(this)); panel.add(panel1, BorderLayout.NORTH); panel.add(panel2, BorderLayout.CENTER); //panel.add(panel3, BorderLayout.SOUTH); panel.setBackground(Color.white); panel1.setBackground(Color.white); panel2.setBackground(Color.white); panel3.setBackground(Color.white); Init(); com1.addActionListener(new ClockAction()); com2.addActionListener(new ClockAction()); setContentPane(panel); setVisible(true); setResizable(false); } class ClockAction implements ActionListener { public void actionPerformed(ActionEvent arg0) { int c_year, c_month, c_week; c_year = Integer.parseInt(com1.getSelectedItem().toString()); // 得到当前所选年份 c_month = Integer.parseInt(com2.getSelectedItem().toString()) - 1; // 得到当前月份，并减1,计算机中的月为0,11 c_week = use(c_year, c_month); // 调用函数use，得到星期几 Resetday(c_week, c_year, c_month); // 调用函数Resetday } } public void Init() { int year, month_num, first_day_num; String log[] = { "日", "一", "二", "三", "四", "五", "六" }; for (int i = 0; i < 7; i++) { label[i].setText(log[i]); } for (int i = 0; i < 49; i = i + 7) { label[i].setForeground(Color.red); // 将星期日的日期设置为红色 } for (int i = 6; i < 49; i = i + 7) { label[i].setForeground(Color.green);// 将星期六的日期设置为绿色 } for (int i = 1900; i < 2099; i++) { com1.addItem("" + i); } for (int i = 1; i < 13; i++) { com2.addItem("" + i); } month_num = (int) (now.get(Calendar.MONTH)); // 得到当前时间的月份 year = (int) (now.get(Calendar.YEAR)); // 得到当前时间的年份 com1.setSelectedIndex(year - 1900); // 设置下拉列表显示为当前年 com2.setSelectedIndex(month_num); // 设置下拉列表显示为当前月 first_day_num = use(year, month_num); Resetday(first_day_num, year, month_num); } public int use(int reyear, int remonth) { int week_num; now.set(reyear, remonth, 1); // 设置时间为所要查询的年月的第一天 week_num = (int) (now.get(Calendar.DAY_OF_WEEK));// 得到第一天的星期 return week_num; } @SuppressWarnings("deprecation") public void Resetday(int week_log, int year_log, int month_log) { int month_day_score; // 存储月份的天数 int count; month_day_score = 0; count = 1; Date date = new Date(year_log, month_log + 1, 1); // now Calendar cal = Calendar.getInstance(); cal.setTime(date); cal.add(Calendar.MONTH, -1); // 前个月 month_day_score = cal.getActualMaximum(Calendar.DAY_OF_MONTH);// 最后一天 for (int i = 7; i < 49; i++) { // 初始化标签 label[i].setText(""); } week_log = week_log + 6; // 将星期数加6，使显示正确 month_day_score = month_day_score + week_log; for (int i = week_log; i < month_day_score; i++, count++) { label[i].setText(count + ""); } } } */