title: how to show the progress Dialog in Android?
body: <p>I need to show the progress Message to the user.But i can't able to show that.Here is my code.What's wrong in my code.Guide me to do.</p>
  
  <pre><code>public class MyProgressDemo extends Activity {
  /** Called when the activity is first created. */
  
  private Button clickBtn;
  public ProgressDialog progressDialog;
  Handler handler = new Handler();
  
  @Override
  public void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      setContentView(R.layout.main);
      clickBtn = (Button) findViewById(R.id.Button01);
      clickBtn.setOnClickListener(new OnClickListener() {
  
          @Override
          public void onClick(View v) {
  
              progressDialog = ProgressDialog.show(MyProgressDemo.this, "",
                      "Please Wait");
              processThread();
  
          }
  
      });
  
  }
  
  protected void processThread() {
  
      handler.post(new Runnable() {
  
          @Override
          public void run() {
              longTimeMethod();
              UI();
              progressDialog.dismiss();
          }
      });
  
  }
  
  private void longTimeMethod() {
      try {
          String strMethod = "MethodName";
          String strUrl = "url";
          String strResponse = WebserviceCall.Mobileaappstore(strUrl,
                  strMethod);
          Log.d("RES", strResponse);
      } catch (Exception e) {
          Log.e("Exc", e.getMessage());
      }
  
  }
  
  private void UI() {
      TextView tv = new TextView(this);
      tv.setText("This is new UI");
      setContentView(tv);
  }
  </code></pre>
  
  <p>}</p>