阿权的书房

package com.aslibra.test;

import android.app.Activity;
import android.graphics.Color;
import android.os.Bundle;
import android.util.Log;
import android.view.GestureDetector;
import android.view.MotionEvent;
import android.view.GestureDetector.OnGestureListener;
import android.widget.LinearLayout;
import android.widget.TextView;

public class touchGesture extends Activity implements OnGestureListener {      
  private LinearLayout main;      
  private TextView viewA;
  private GestureDetector gestureScanner;

  @Override  
  public void onCreate(Bundle savedInstanceState) {  
    super.onCreate(savedInstanceState);  

    gestureScanner = new GestureDetector(this);  
    gestureScanner.setOnDoubleTapListener(new GestureDetector.OnDoubleTapListener(){  
      public boolean onDoubleTap(MotionEvent e) {  
        viewA.setText("-" + "onDoubleTap" + "-");  
        //双击时产生一次
        Log.v("test", "onDoubleTap");
        return false;  
      }
      public boolean onDoubleTapEvent(MotionEvent e) {  
        //双击时产生两次
        Log.v("test", "onDoubleTapEvent");
        return false;
      }  
      public boolean onSingleTapConfirmed(MotionEvent e) {  
        viewA.setText("-" + "onSingleTapConfirmed" + "-");  
        //短快的点击算一次单击
        Log.v("test", "onSingleTapConfirmed");
        return false;  
      }  
    });


    main = new LinearLayout(this);  
    main.setBackgroundColor(Color.GRAY);
    main.setLayoutParams(new LinearLayout.LayoutParams(320,480));
    main.setOrientation(LinearLayout.VERTICAL);

    viewA = new TextView(this);
    viewA.setBackgroundColor(Color.YELLOW);
    viewA.setTextColor(Color.BLACK);  
    viewA.setTextSize(16);
    viewA.setLayoutParams(new LinearLayout.LayoutParams(320,50));  
    main.addView(viewA);

    setContentView(main);  
  }

  @Override  
  public boolean onTouchEvent(MotionEvent me) {  
    return gestureScanner.onTouchEvent(me);  
  }  

  @Override  
  public boolean onDown(MotionEvent e) {  
    //viewA.setText("-" + "DOWN" + "-");  
    return true;  
  }  

  @Override  
  public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {  
    //viewA.setText("-" + "FLING" + "- "+velocityX + "- "+velocityY);  
    Log.v("test", "onFling "+e1.getX()+" "+e2.getX());
    return true;  
  }  

  @Override  
  public void onLongPress(MotionEvent e) {  
    //viewA.setText("-" + "LONG PRESS" + "-");  
  }  

  @Override  
  public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) {  
    //viewA.setText("-" + "SCROLL" + "- "+distanceX + "- "+distanceY);  
    Log.v("test", "onScroll "+e1.getX()+" "+e2.getX());
    return true;  
  }  

  @Override  
  public void onShowPress(MotionEvent e) {  
    //viewA.setText("-" + "SHOW PRESS" + "-");  
  }

  @Override  
  public boolean onSingleTapUp(MotionEvent e) {  
    Log.v("test", "onSingleTapUp");
    //viewA.setText("-" + "SINGLE TAP UP" + "-"+ i++);  
    return true;  
  }  
  
}  

apt-get install dhcp3-server

# On what interfaces should the DHCP server (dhcpd) serve DHCP requests?
#       Separate multiple interfaces with spaces, e.g. "eth0 eth1".
INTERFACES="eth1"

root@aslibra:~# cat /etc/dhcp3/dhcpd.conf
ddns-update-style none;

log-facility local7;

subnet 192.168.1.0 netmask 255.255.255.0 {
        range 192.168.1.100 192.168.1.253;
        option domain-name-servers 192.168.1.1, 8.8.8.8;
        option routers 192.168.1.1;
        option broadcast-address 192.168.1.255;
        default-lease-time 3600;
        max-lease-time 36000;
}

/etc/init.d/dhcp3-server start

<?xml version="1.0" encoding="UTF-8"?>
<list>
  <site id="65" url="http://www.aslibra.com" >阿权的书房</site>
  <site id="5" url="http://www.google.com" >谷歌</site>
</list>

Map<Integer,Map<String,String>> sites = new HashMap<Integer,Map<String,String>>();

try{
  String myurl = "http://www.aslibra.com/teach/android/sites.xml";
  URL url = new URL(myurl);
  HttpURLConnection conn;
  conn = (HttpURLConnection) url.openConnection();
  conn.setDoInput(true);
  conn.connect();
  InputStream is = conn.getInputStream();
  DocumentBuilderFactory factory=DocumentBuilderFactory.newInstance();
  DocumentBuilder builder = factory.newDocumentBuilder();
  Document doc = builder.parse(is);
  
  NodeList nl = doc.getElementsByTagName("site");
  int sites_number = nl.getLength();
  
  for (int i=0; i<sites_number; i++){
    Node mysite = doc.getElementsByTagName("site").item(i);
    Map<String,String> sitesChild = new HashMap<String,String>();
    sitesChild.put("siteName", mysite.getFirstChild().getNodeValue());
    for(int j=0;j<mysite.getAttributes().getLength();j++){
      sitesChild.put( mysite.getAttributes().item(j).getNodeName(),
          mysite.getAttributes().item(j).getNodeValue() );
    }
    sites.put(i, sitesChild);
  }

}catch(Exception e){
  //Log.e(tag, e.toString() );
}
Log.d(tag, "size:"+sites.size() );

<A B="C">D</A>

Map<Integer,Map<String,String>> sites = XXXX(前面的处理返回值);
int len = sites.size();
Map<String,String> row;
for(int i=0;i<len;i++){
  row = sites.get(i);
  //比如row.get("url")
}

yum -y install kernel-xen
yum -y install xen xen-libs python-virtinst