Horizontal Progress Bar In Android

<LinearLayout    android:layout_width="match_parent"    
android:layout_height="match_parent"    android:orientation="vertical"><Button  
            android:id="@+id/button3"        android:layout_width="wrap_content"        
            android:layout_height="wrap_content"        android:layout_margin="20dp"        android:onClick="ClickEvent"        
            android:text="Show Progress Bar" /><ProgressBar        android:id="@+id/progressBar3"        style="?android:attr/progressBarStyleHorizontal"        
            android:layout_width="match_parent"        android:layout_height="wrap_content" /><TextView        android:id="@+id/textView3"        android:layout_width="match_parent"        
            android:layout_height="wrap_content" /></LinearLayout>

int counter = 0;
Handler handler;
ProgressBar progressBar;
TextView textView;

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

public void ClickEvent(View view) {
  progressBar = (ProgressBar) findViewById(R.id.progressBar3);
  textView = (TextView) findViewById(R.id.textView3);
  handler = new Handler();

  Thread thread = new Thread(new Runnable() {

    @Override
    public void run() {
      while (counter <= 100) {
        handler.post(new Runnable() {

          @Override
          public void run() {
            progressBar.setProgress(counter);
            textView.setText(String.valueOf(counter) + " %");
          }
        });

        try {
          Thread.sleep(200);
        } catch (InterruptedException e) {
          e.printStackTrace();
        }

        counter += 10;
      }
    }
  });

  thread.start();
}

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