java 任务栏
1.那个最可爱的就是咱的了2.右键点击下看看3.这是关于的界面4.看看程序的主界面吧5.计算器6.万年历7.测试用的好了，该看看源代码了：（注：部分代码来自网络。）MyFrame.java1. package test; 2.WeatherPanel.java1. package test; 2.3. import java.awt.BorderLayout;4. import java.awt.Graphics;5. import java.awt.Image;6. import java.awt.event.ActionEvent;7. import java.awt.event.ActionListener;8. import java.awt.event.KeyAdapter;9. import java.awt.event.KeyEvent;10.import java.awt.event.MouseAdapter;11.import java.awt.event.MouseEvent;12.import java.util.regex.Pattern;13.14.import javax.swing.ImageIcon;15.import javax.swing.JButton;16.import javax.swing.JOptionPane;17.import javax.swing.JPanel;18.import javax.swing.JProgressBar;19.import javax.swing.JTextField;20.21.public class WeatherPanel extends JPanel implements ActionListener22. private static final long serialVersionUID = 1L; 23. private static WeatherPanel wp; 24. private Pattern cityP; 25. private JTextField jta=new JTextField(10); 26. private JButton button=new JButton("设定城市"); 27. private JProgressBar loading_jpb=new JProgressBar(); 28. private String city="上海" 29. private OpenUrl openUrl=new OpenUrl(); 30. private Weather weather = null; 31. 32. public static WeatherPanel getInstance() 33. if(wp=null) 34. wp=new WeatherPanel(); 35. return wp; 36. 37. 38. private WeatherPanel() 39. jta.setText("上海"); 40. init();41. new Thread() 42. public void run() 43. /weather=openUrl.getWeatherByUrl("http:/weather.tq121.com.cn/detail.php?city="+city); 44. weather=openUrl.getWeatherByUrl("D:aaatomcat6webappsaaadetail.html"); 45. WeatherPanel.getInstance().repaint();46. 47. .start();48. 49. 50. private void init() 51. this.setOpaque(false); 52. JPanel south=new JPanel(); 53. south.setLayout(new BorderLayout(); 54. JPanel panel=new JPanel(); 55. panel.add(jta);56. jta.addKeyListener(new KeyAdapter() 57. public void keyPressed(KeyEvent e) 58. if(e.getKeyCode()=KeyEvent.VK_ENTER) 59. paintWeather();60. 61. 62. );63. panel.add(button);64. south.add(panel,BorderLayout.SOUTH);65. south.add(loading_jpb,BorderLayout.NORTH);66. /button.addActionListener(this); 67. button.addMouseListener(new MouseAdapter() 68. public void mouseClicked(MouseEvent e) 69. paintWeather();70. 71. );72. this.setLayout(new BorderLayout(); 73. this.add(south,BorderLayout.SOUTH); 74. loading_jpb.setVisible(true); 75. loading_jpb.setIndeterminate(true); 76. 77. 78. protected void paintComponent(Graphics g) 79. int x=10,y=20; 80. if(weather=null) 81./ city="上海"82./ weather = openUrl.getWeatherByUrl("http:/weather.tq121.com.cn/detail.php?city="+city);83. return; 84. 85. g.drawString(weather.getCity()+"："+weather.getDate1(), x, y); 86. String weatherName1="" 87. String weatherName2="" 88. String legend1="" 89. String legend2="" 90. ImageIcon icon1=null,icon2=null; 91. Image img1=null,img2=null; 92. int t1=0; 93. if(t1=weather.getWeather1().indexOf("转")!=-1) 94. weatherName1=weather.getWeather1().substring(0, t1); 95. weatherName2=weather.getWeather1().substring(t1+1, weather.getWeather1().length(); 96. legend1="weather_legend/a"+openUrl.getWeatherNumber(weatherName1)+".gif" 97. legend2="weather_legend/a"+openUrl.getWeatherNumber(weatherName2)+".gif" 98. icon1=new ImageIcon(legend1); 99. icon2=new ImageIcon(legend2); 100. img1=icon1.getImage();101. img2=icon2.getImage();102. g.drawImage(img1, x, y+10, 60, 51,null); 103. g.drawImage(img2, x+58, y+10, 60, 51,null); 104. else 105. weatherName1=weather.getWeather1();106. legend1="weather_legend/a"+openUrl.getWeatherNumber(weatherName1)+".gif" 107. icon1=new ImageIcon(legend1); 108. img1=icon1.getImage();109. g.drawImage(img1, x+30, y+10, 60, 51, null); 110. 111. g.drawString("天气："+weather.getWeather1(),x, y+80); 112. g.drawString("气温："+weather.getTemperature1(),x, y+80+25); 113. g.drawString("风力："+weather.getWind1(),x, y+80+25+25); 114. 115. g.drawLine(180, 20, 180, 180); 116. x+=190; 117. g.drawString(weather.getCity()+"："+weather.getDate2(), x, y); 118. String weatherName3="" 119. String weatherName4="" 120. String legend3="" 121. String legend4="" 122. ImageIcon icon3=null,icon4=null; 123. Image img3=null,img4=null; 124. int t2=0; 125.
