SZooo

public class HandlerTest extends Activity{
  private Button button ;
  private TextView view;
  private Handler handler;

  protected void onCreat(Bundle savedInstanceState){
     super.onCreate(savedInstanceState);
        setContentView(R.layout.testView);
    
      button = (Button) findViewById(R.id.btn);

SZooo

public class bigTest extends Activity {
    private Button btn;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.big);

        btn = (Button) findViewById(R.id.btn);

SZooo

public class openHelper extends SQLiteOpenHelper {

    private static final int VERSION = 1;

    public openHelper(Context context, String name, SQLiteDatabase.CursorFactory factory, int version) {
        super(context, name, factory, version);
    }

    public openHelper(Context context,String name){
        this(context,name,VERSION);

SZooo

public class kk extends Activity {

    private EditText edtName;
    private EditText edtPas;
    private TextView tv;


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

SZooo

public class MainActivity extends Activity {

    private Button btnn;
    private TextView tvv;
    private int[] colorArray;
    private int colorNum;
    private String strColor[];

    @Override
    protected void onCreate(Bundle savedInstanceState) {

SZooo

package mars.download;

import mars.utils.HttpDownloader;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;

public class Download extends Activity {

SZooo

public class SMSReceiver extends BroadcastReceiver{

	@Override
	public void onReceive(Context context, Intent intent) {
		// TODO Auto-generated method stub
		System.out.println("receive message");
		
		//接受Intent对象当中的数据
		Bundle bundle = intent.getExtras();
		//在Bundle对象当中有一个属性名为pdus，这个属性的值是一个Object数组

SZooo

public class WifiActivity extends Activity {
    /** Called when the activity is first created. */
	private Button startButton = null;
	private Button stopButton = null;
	private Button checkButton = null;
	private WifiManager wifiManager = null;
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);

SZooo

public class SocketActivity extends Activity {
    /** Called when the activity is first created. */
	private Button startButton = null;
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        startButton = (Button)findViewById(R.id.startListener);
        startButton.setOnClickListener(new StartSocketListener());
    }

SZooo

 private Button button1,button2,button3;  
private TextView textView1;  
  
button1.setOnClickListener(new Button.OnClickListener(){           
   @Override  
   public void onClick(View arg0) {  
    // TODO Auto-generated method stub  
    //URLַ  
//     String uriAPI = "http://www.dubblogs.cc:8751/Android/Test/API/Post/index.php";  
     String uriAPI = "http://172.20.0.206:8082//TestServelt/login.do";