图形用户界面：通过ip获取地址并显示天气情况

1.贴图展示

2.代码

Window.java

package com.xiang;import java.applet.AudioClip;import java.net.URL;import javax.swing.JApplet;public class Window {private Home home;private boolean isPlayMusic = false;private AudioClip audio;public Window() {final Window main = this;new Thread(new Runnable(){            public void run() {                home = new Home(main);                home.setVisible(true);            }        }).start();URL audioPath = this.getClass().getResource("/music/baby.wav");//获取的是URL文本路径 调用 .getPath()获取类的绝对路径        audio = JApplet.newAudioClip(audioPath);          audio.loop();          isPlayMusic = true;}/** * @param args */public static void main(String[] args) {// TODO Auto-generated method stubnew Window();}public AudioClip getAudio() {        return audio;    }    public void setAudio(AudioClip audio) {        this.audio = audio;    }    public Home getHome() {        return home;    }    public void setHome(Home home) {        this.home = home;    }    public boolean isIsPlayMusic() {        return isPlayMusic;    }    public void setIsPlayMusic(boolean isPlayMusic) {        this.isPlayMusic = isPlayMusic;    }}

Home.java

package com.xiang;import java.awt.Dimension;import java.awt.Label;import java.awt.Toolkit;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.awt.event.MouseEvent;import java.awt.event.MouseListener;import java.awt.event.MouseMotionListener;import javax.swing.JButton;import javax.swing.JComboBox;import javax.swing.JFrame;import javax.swing.JLabel;import javax.swing.JPanel;import com.sun.awt.AWTUtilities;public class Home extends JFrame implements ActionListener,MouseMotionListener, MouseListener {private JPanel panel;private JButton musicButton;private JButton closeButton;private JComboBox select;private JLabel weatherJLabel;//private JLabel weather[] = new JLabel[5];private Window main;private int rx;private int ry;public Home(Window main) {this.main = main;Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();this.setSize(650, 600);panel = new MyPanel("/photo/bg1.gif");panel.setSize(650, 600);panel.setLayout(null);musicButton = new MyButton("/photo/music.gif");musicButton.setBounds(240, 150, 60, 30);musicButton.addActionListener(this);/*String []strings ={"今天", "明天", "后天"};select = new JComboBox(strings);select.setBounds(310, 150, 60, 30);*///System.out.println(select.getSelectedItem());//select.addActionListener(this);closeButton = new MyButton("/photo/close.gif");closeButton.setBounds(490, 150, 30, 30);closeButton.addActionListener(this);/*String weatherString = GetPlaceByIp.getweather();String[] weatherarray = new String[5];weatherarray = weatherString.split(",");for (int i = 0; i < weatherarray.length; i++) {weather[i] = new JLabel(weatherarray[i]);//System.out.println(weatherarray[i]);weather[i].setBounds(240, 300 + i * 15, 240, 30);}*/weatherJLabel = new MyLabel();weatherJLabel.setSize(340, 240);weatherJLabel.setBounds(230, 190, 340, 240);panel.add(musicButton);//panel.add(select);/*for (int i = 0; i < weatherarray.length; i++)panel.add(weather[i]);*/panel.add(closeButton);panel.add(weatherJLabel);this.addMouseListener(this);this.addMouseMotionListener(this);this.setContentPane(panel);this.setLocation(((int) screenSize.getWidth() - 600) / 2,((int) screenSize.getHeight() - 600) / 2);this.setUndecorated(true);AWTUtilities.setWindowOpaque(this, false);this.setVisible(true);}@Overridepublic void actionPerformed(ActionEvent e) {// TODO Auto-generated method stubif (e.getSource() == musicButton) {if (main.isIsPlayMusic()) {main.getAudio().stop();main.setIsPlayMusic(false);} else {main.getAudio().loop();main.setIsPlayMusic(true);}}else if(e.getSource() == closeButton){//this.setVisible(false);System.exit(0);}}@Overridepublic void mouseDragged(MouseEvent e) {// TODO Auto-generated method stubthis.setLocation(e.getXOnScreen() - rx, e.getYOnScreen() - ry);}@Overridepublic void mouseMoved(MouseEvent e) {// TODO Auto-generated method stub}@Overridepublic void mouseClicked(MouseEvent e) {// TODO Auto-generated method stub}@Overridepublic void mouseEntered(MouseEvent e) {// TODO Auto-generated method stub}@Overridepublic void mouseExited(MouseEvent e) {// TODO Auto-generated method stub}@Overridepublic void mousePressed(MouseEvent e) {// TODO Auto-generated method stubrx = e.getX();ry = e.getY();}@Overridepublic void mouseReleased(MouseEvent e) {// TODO Auto-generated method stub}}

GetPlaceByIp.java

package com.xiang;import java.io.BufferedReader;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;import java.io.UnsupportedEncodingException;import java.net.MalformedURLException;import java.net.URL;import java.net.URLConnection;import java.net.URLEncoder;import java.util.Map;public class GetPlaceByIp {public static String getAddressByIP() {String province = null;String city = null;try {String strIP = getWebIp();URL url = new URL("http://ip.qq.com/cgi-bin/searchip?searchip1="+ strIP);URLConnection conn = url.openConnection();BufferedReader reader = new BufferedReader(new InputStreamReader(conn.getInputStream(), "GBK"));String line = null;StringBuffer result = new StringBuffer();while ((line = reader.readLine()) != null) {result.append(line);}reader.close();strIP = result.substring(result.indexOf("该IP所在地为："));strIP = strIP.substring(strIP.indexOf("：") + 1);province = strIP.substring(6, strIP.indexOf("省"));city = strIP.substring(strIP.indexOf("省") + 1, strIP.indexOf("市"));//System.out.print(city);} catch (IOException e) {return "读取失败";}return city;}/*public static void main(String[] args) throws Exception {String city = getAddressByIP();String cityString = null;try {cityString = URLEncoder.encode(city, "GBK");} catch (UnsupportedEncodingException e1) {// TODO Auto-generated catch blocke1.printStackTrace();}String link = "http://php.weather.sina.com.cn/xml.php?city="+cityString+"&password=DJOYnieT8234jlsK&day=0";URL url;try {url = new URL(link);Weather parser = new Weather(url);String[] nodes = { "city", "status1", "temperature1", "status2","temperature2" };Map<String, String> map = parser.getValue(nodes);System.out.println(map.get(nodes[0]) + " 今天白天：" + map.get(nodes[1])+ " 最高温度：" + map.get(nodes[2]) + "℃ 今天夜间："+ map.get(nodes[3]) + " 最低温度：" + map.get(nodes[4]) + "℃ ");} catch (MalformedURLException e) {e.printStackTrace();}}*/public static String getWebIp() throws IOException {InputStream ins = null;          try {              URL url = new URL("http://1111.ip138.com/ic.asp");              URLConnection con = url.openConnection();              ins = con.getInputStream();              InputStreamReader isReader = new InputStreamReader(ins, "GB2312");              BufferedReader bReader = new BufferedReader(isReader);              StringBuffer webContent = new StringBuffer();              String str = null;              while ((str = bReader.readLine()) != null) {                  webContent.append(str);                  //System.out.println(str);            }              int start = webContent.indexOf("[") + 1;            int end = webContent.indexOf("]");            return webContent.substring(start, end);        } finally {            if (ins != null) {                ins.close();              }          }  }public static String getweather(){String city = getAddressByIP();String cityString = null;try {cityString = URLEncoder.encode(city, "GBK");} catch (UnsupportedEncodingException e1) {// TODO Auto-generated catch blocke1.printStackTrace();}String link = "http://php.weather.sina.com.cn/xml.php?city="+cityString+"&password=DJOYnieT8234jlsK&day=0";URL url;try {url = new URL(link);Weather parser = new Weather(url);String[] nodes = { "city", "status1", "temperature1", "direction1","power1", "status2", "temperature2", "direction2", "power2", "chy_shuoming", "gm_s", "yd_s", };Map<String, String> map = parser.getValue(nodes);/*System.out.println(map.get(nodes[0]) + " 今天白天：" + map.get(nodes[1])+ " 最高温度：" + map.get(nodes[2]) + "℃ 今天夜间："+ map.get(nodes[3]) + " 最低温度：" + map.get(nodes[4]) + "℃ ");*/return map.get(nodes[0]) + ",今天白天：" + map.get(nodes[1])+ ",温度：" + map.get(nodes[2]) + "℃,风向：" + map.get(nodes[3])+ ",风级：" + map.get(nodes[4]) + ",今天夜间：" + map.get(nodes[5])+ ",温度：" + map.get(nodes[6]) + "℃,风向：" + map.get(nodes[7])+ ",风级：" + map.get(nodes[8]) + ",穿衣说明：," + map.get(nodes[9]) + ",感冒说明：," + map.get(nodes[10])+ ",运动说明：," + map.get(nodes[11]);} catch (MalformedURLException e) {e.printStackTrace();}return "";}}

Weather.java

package com.xiang;/** * java获取新浪天气预报代码 */import java.io.FileNotFoundException;import java.io.IOException;import java.io.InputStream;import java.io.FileInputStream;import java.io.UnsupportedEncodingException;import java.net.MalformedURLException;import java.net.URL;import java.net.URLEncoder;import java.util.HashMap;import java.util.Map;import javax.xml.parsers.DocumentBuilder;import javax.xml.parsers.DocumentBuilderFactory;import javax.xml.parsers.ParserConfigurationException;import org.w3c.dom.Document;import org.w3c.dom.Element;import org.w3c.dom.Node;import org.w3c.dom.NodeList;import org.xml.sax.SAXException;/** * 解析xml文档，包括本地文档和url *  */public class Weather {InputStream inStream;Element root;public InputStream getInStream() {return inStream;}public void setInStream(InputStream inStream) {this.inStream = inStream;}public Element getRoot() {return root;}public void setRoot(Element root) {this.root = root;}public Weather() {}/** * 通过输入流来获取新浪接口信息 *  * @param inStream */public Weather(InputStream inStream) {if (inStream != null) {this.inStream = inStream;DocumentBuilderFactory domfac = DocumentBuilderFactory.newInstance();try {DocumentBuilder domBuilder = domfac.newDocumentBuilder();Document doc = domBuilder.parse(inStream);root = doc.getDocumentElement();} catch (ParserConfigurationException e) {e.printStackTrace();} catch (SAXException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();}}}public Weather(String path) {InputStream inStream = null;try {inStream = new FileInputStream(path);} catch (FileNotFoundException e1) {e1.printStackTrace();}if (inStream != null) {this.inStream = inStream;DocumentBuilderFactory domfac = DocumentBuilderFactory.newInstance();try {DocumentBuilder domBuilder = domfac.newDocumentBuilder();Document doc = domBuilder.parse(inStream);root = doc.getDocumentElement();} catch (ParserConfigurationException e) {e.printStackTrace();} catch (SAXException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();}}}public Weather(URL url) {InputStream inStream = null;try {inStream = url.openStream();} catch (IOException e1) {e1.printStackTrace();}if (inStream != null) {this.inStream = inStream;DocumentBuilderFactory domfac = DocumentBuilderFactory.newInstance();try {DocumentBuilder domBuilder = domfac.newDocumentBuilder();Document doc = domBuilder.parse(inStream);root = doc.getDocumentElement();} catch (ParserConfigurationException e) {e.printStackTrace();} catch (SAXException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();}}}/** *  * @param nodes * @return 单个节点多个值以分号分隔 */public Map<String, String> getValue(String[] nodes) {if (inStream == null || root == null) {return null;}Map<String, String> map = new HashMap<String, String>();// 初始化每个节点的值为nullfor (int i = 0; i < nodes.length; i++) {map.put(nodes[i], null);}// 遍历第一节点NodeList topNodes = root.getChildNodes();if (topNodes != null) {for (int i = 0; i < topNodes.getLength(); i++) {Node book = topNodes.item(i);if (book.getNodeType() == Node.ELEMENT_NODE) {for (int j = 0; j < nodes.length; j++) {for (Node node = book.getFirstChild(); node != null; node = node.getNextSibling()) {if (node.getNodeType() == Node.ELEMENT_NODE) {if (node.getNodeName().equals(nodes[j])) {String val = node.getTextContent();String temp = map.get(nodes[j]);if (temp != null && !temp.equals("")) {temp = temp + ";" + val;} else {temp = val;}map.put(nodes[j], temp);}}}}}}}return map;}/*public static void main(String[] args) {String cityString = null;try {cityString = URLEncoder.encode("青岛", "GBK");} catch (UnsupportedEncodingException e1) {// TODO Auto-generated catch blocke1.printStackTrace();}String link = "http://php.weather.sina.com.cn/xml.php?city="+cityString+"&password=DJOYnieT8234jlsK&day=0";URL url;try {url = new URL(link);Weather parser = new Weather(url);String[] nodes = { "city", "status1", "temperature1", "status2","temperature2" };Map<String, String> map = parser.getValue(nodes);System.out.println(map.get(nodes[0]) + " 今天白天：" + map.get(nodes[1])+ " 最高温度：" + map.get(nodes[2]) + "℃ 今天夜间："+ map.get(nodes[3]) + " 最低温度：" + map.get(nodes[4]) + "℃ ");} catch (MalformedURLException e) {e.printStackTrace();}}*/}

MyPanel.java

package com.xiang;import java.awt.Graphics;import java.awt.Image;import java.awt.Toolkit;import javax.swing.JPanel;public class MyPanel extends JPanel {private Image backImg;public MyPanel(String imgPath){        backImg = Toolkit.getDefaultToolkit().getImage(this.getClass().getResource(imgPath));//Toolkit.getDefaultToolkit().getImage(...) 方法可接受 String 或者是 URL 参数，用以指定图像文件的路径。        this.updateUI();   }        @Override     public void paintComponent(Graphics g) {//插入背景图片        super.paintComponent(g);         if(backImg!=null)             g.drawImage(backImg, 0, 0,this.getWidth(),this.getHeight(), null);     }}

MyButton.java

package com.xiang;import java.awt.Graphics;import java.awt.Image;import java.awt.Toolkit;import javax.swing.JButton;public class MyButton extends JButton {private Image backImg;public MyButton(String imgPath){        backImg = Toolkit.getDefaultToolkit().getImage(this.getClass().getResource(imgPath));   }public void paintComponent(Graphics g) {//插入按钮背景        super.paintComponent(g);        if(backImg!=null)            g.drawImage(backImg, 0, 0,this.getWidth(),this.getHeight(), null);    }}

MyLabel.java

package com.xiang;import java.awt.Color;import java.awt.Graphics;import java.util.ArrayList;import java.util.logging.Level;import java.util.logging.Logger;import javax.swing.JLabel;public class MyLabel extends JLabel {private java.util.List<Message> msgs = new ArrayList<Message>();private String weatherString;private String[] weatherarray = new String[15];private int count;public MyLabel() {count = 0;weatherString = GetPlaceByIp.getweather().trim();weatherarray = weatherString.split(",");new Thread(new Runnable() {@Overridepublic void run() {while (true) {// 显示信息内容repaint();try {Thread.sleep(1000);} catch (InterruptedException ex) {Logger.getLogger(MyLabel.class.getName()).log(Level.SEVERE, null, ex);}}}}).start();}public void paint(Graphics g) {createMsg();g.setColor(Color.red);for (Message msg : msgs) {g.drawString(msg.getMsg(), msg.getX(), msg.getY());}}private void createMsg() {// TODO Auto-generated method stubif (count >= weatherarray.length)count = 0;for (Message msg : msgs) {msg.setY(msg.getY() - 15);}if (msgs.size() > 0 && msgs.get(0).getY() < 0)msgs.remove(0);Message m = new Message((int) (120 - weatherarray[count].length() * 6),230, weatherarray[count]);// System.out.println(weatherarray[count]);msgs.add(m);count++;}}

Message.java

package com.xiang;public class Message {private int x;    private int y;    private String msg;    public Message() {    }        public Message(int x, int y, String msg) {        this.x = x;        this.y = y;        this.msg = msg;    }    public String getMsg() {        return msg;    }    public void setMsg(String msg) {        this.msg = msg;    }    public int getX() {        return x;    }    public void setX(int x) {        this.x = x;    }    public int getY() {        return y;    }    public void setY(int y) {        this.y = y;    }}

3.目录结构

4.参考地址

点击打开链接