Java实现迷你小闹钟源代码

package pkg110;import java.awt.*;import java.awt.event.*;import java.util.*;import javax.swing.*;import javax.swing.Timer;/**** @author Administrator*/public class Clock extends JFrame implements ActionListener{ public final int HEIGTH = 200, L0 = 50, T0 = 50,N=8;public final double RAD = Math.PI / 180.0;int x, y, old_X, old_Y, r, x0, y0, w, h, ang;int sdo, mdo, hdo, old_M, old_H, hh, mm, ss;int delay = 1000;Calendar now;String st, alarm, Items1, Items2,str[];JButton jb;JComboBox jc1, jc2, jc3;JLabel jl1, jl2, jl3, jl4;JTextField jtf1, jtf2, time;JPanel jp1, jp2, jp3;Timer timer;TimeZone tz = TimeZone.getTimeZone("JST");Toolkit toolkit=Toolkit.getDefaultToolkit();/*** @param args the command line arguments*/public static void main(String[] args) {// TODO code application logic hereClock cp = new Clock();cp.setVisible(true);}Clock() {super("闹钟");setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);setSize(400,550);setVisible(true);Container contentPane = getContentPane();jp2 = new JPanel();jl1 = new JLabel("闹铃时间");jl1.setFont(new Font("楷体", Font.BOLD, 18));time = new JTextField("00:00",10);alarm = time.getText();jb = new JButton("修改闹铃时间");jb.addActionListener(this);jb.setActionCommand("CC");jp2.add(jl1);jp2.add(time);jp2.add(jb);contentPane.add(jp2, BorderLayout.SOUTH);ClockPanel clock = new ClockPanel();contentPane.add(clock, BorderLayout.CENTER);ActionListener taskPerformer = new ActionListener() { public void actionPerformed(ActionEvent evt) {repaint();}};new Timer(delay, taskPerformer).start();}Color waiquan= Color.magenta;Color bianxian= Color.black;Color biaopan= Color.yellow;Color juxing= Color.yellow;Color miaozhen= Color.red;Color fenzhen= Color.red;Color shizhen= Color.red;public class ClockPanel extends JPanel {public void paint(Graphics g) {h = getSize().height - 200;g.setColor(waiquan);g.fillOval(L0 + 30, T0 + 30, h - 60, h - 60);g.setColor(bianxian);g.drawOval(L0 + 31, T0 + 31, h - 62, h - 62);g.setColor(biaopan);g.fillOval(L0 + 50, T0 + 50, h - 100, h - 100);g.setColor(bianxian);g.drawOval(L0 + 51, T0 + 51, h - 102, h - 102);r = h / 2 - 30;x0 = 30 + r - 5 + L0;y0 = 30 + r - 5 - T0;ang = 60;for (int i = 1; i <= 12; i++) {x = (int) ((r - 10) * Math.cos(RAD * ang) + x0); y = (int) ((r - 10) * Math.sin(RAD * ang) + y0);g.drawString("" + i, x, h - y);ang -= 30;}x0 = 30 + r + L0;y0 = 30 + r + T0;now = Calendar.getInstance();hh = now.get(Calendar.HOUR_OF_DAY);mm = now.get(Calendar.MINUTE);ss = now.get(Calendar.SECOND);g.setColor(juxing);g.fillRect(110,350, 150, 30);g.setColor(fenzhen);if (hh < 10)st = "0" + hh;elsest = "" + hh;if (mm < 10)st = st + ":0" + mm;elsest = st + ":" + mm;if(alarm.equals(st)){if(toolkit!=null)toolkit.beep();else {}}if (ss < 10)st = st + ":0" + ss;elsest = st + ":" + ss;{g.setFont(new Font("华文楷体", Font.BOLD, 16));g.drawString("当前时间:" + st, 115,370);}sdo = 90 - ss * 6;mdo = 90 - mm * 6;hdo = 90 - hh * 30 - mm / 2;if (old_X > 0) {g.setColor(biaopan);} else {old_M = mdo;old_H = hdo;}g.setColor(miaozhen);x = (int) ((r - 26) * Math.cos(RAD * sdo) + x0);y = (int) ((r - 26) * Math.sin(RAD * sdo) + y0) - 2 * T0;g.drawLine(x0, y0, x, (h - y));old_X = x;old_Y = y;if (mdo != old_M) {g.setColor(biaopan);old_M = mdo;}if (hdo != old_H) {g.setColor(biaopan);old_H = hdo;}g.setColor(fenzhen);x = (int) ((r - 45) * Math.cos(RAD * mdo) + x0);y = (int) ((r - 45) * Math.sin(RAD * mdo) + y0) - 2 * T0;g.drawLine(x0, y0, x, (h - y));g.setColor(shizhen);x = (int) ((r - 70) * Math.cos(RAD * hdo) + x0);y = (int) ((r - 70) * Math.sin(RAD * hdo) + y0) - 2 * T0;g.drawLine(x0, y0, x, (h - y));}}// 闹铃时间的判断及实现// 闹铃声音的实现public void actionPerformed(ActionEvent e) {if (e.getActionCommand()=="CC") {int newHou, newMin;char c;String getTime = JOptionPane.showInputDialog(this, "请输入闹铃时间格式如：", "00:00");repaint();if(getTime==null)System.out.println(getTime);judge: if (getTime != null) {System.out.println(getTime);if (getTime.length() != 5) {JOptionPane.showMessageDialog(time, "格式错误\n请按格式输入5位数字", "Error",JOptionPane.ERROR_MESSAGE);repaint();break judge;}for (int i = 0; i < (getTime.length()); i++) {c = getTime.charAt(i);if (i == 2 && !Character.isDigit(c))continue;if (i != 2 && !Character.isDigit(c)) {JOptionPane.showMessageDialog(this, "格式错误\n请按格式输入5位数字", "Error",JOptionPane.ERROR_MESSAGE);repaint();break judge;}}char[] hour = { getTime.charAt(0), getTime.charAt(1) };char[] minute = { getTime.charAt(3), getTime.charAt(4) };newHou = Integer.parseInt(String.valueOf(hour));newMin = Integer.parseInt(String.valueOf(minute));if (newHou >= 24 || newHou < 0) {JOptionPane.showMessageDialog(this, "格式错误\n小时应该是不小于0不大于23的正数","Error", JOptionPane.ERROR_MESSAGE);repaint();break judge;}if (newMin >= 60 || newHou < 0) {JOptionPane.showMessageDialog(this, "格式错误\n分钟应该是小于60的正数", "Error",JOptionPane.ERROR_MESSAGE);repaint();break judge;}new SetTime(newHou, newMin);}}toolkit=Toolkit.getDefaultToolkit();}class SetTime {String Hour;String Minute;public SetTime() { }public SetTime(int hour, int minute) {if (hour < 10) {Hour = "0" + String.valueOf(hour);} else {Hour = "" + String.valueOf(hour);}if (minute < 10) {Minute = "0" + String.valueOf(minute);} else {Minute = "" + String.valueOf(minute);}alarm = Hour + ":" + Minute;time.setText(alarm);repaint();}}}。