Exercise : 8
Create an application that will display toast(Message) on specific interval of time.
Screen Shot:

XML :
main.xml :

JAVA : Chronometer.java :

package kmn.Chronometer;

import android.app.Activity;
import android.os.Bundle;
import android.widget.Chronometer;
import android.widget.Chronometer.OnChronometerTickListener;
import android.widget.EditText;
import android.widget.Toast;

public class ChronometerActivity extends Activity 
{
    /** @author Y@@D */
    int i=0;
    int Duration=10;
    public void onCreate(Bundle savedInstanceState) 
    {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        
        Chronometer chn = (Chronometer)findViewById(R.id.chronometer1);
        chn.start();
        chn.setOnChronometerTickListener(new OnChronometerTickListener() 
        {	
			public void onChronometerTick(Chronometer arg0) 
			{
				EditText txt = (EditText)findViewById(R.id.editText1);
				txt.setText("Message Will Be Display After ["+(Duration-(i+1))+"] Seconds");
				i++;
				if(i>=Duration)
				{
					Toast.makeText(ChronometerActivity.this, "Message"+(i/10), 10000).show();
					Duration+=10;
				}
			}
		});
    } 
}