Simple steps to create action bar icons with its events.

// Import all packages....Here


public class Activity_Leave_application extends Activity{



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



///Adding Action bar 
ActionBar actionbar =getActionBar();
ColorDrawable colorDrawable = new                                 ColorDrawable();
actionbar.setNavigationMode(ActionBar.NAVIGATION_                 MODE_LIST);
actionbar.setDisplayShowTitleEnabled(false);
colorDrawable.setColor(Color.parseColor("#1471a2"                 ));
actionbar.setBackgroundDrawable(colorDrawable);
}


@Override
public boolean onCreateOptionsMenu(Menu menu) {
super.onCreateOptionsMenu(menu);
CreateMenu(menu);
return true;
}




@Override
public boolean onOptionsItemSelected(MenuItem item) {
// TODO Auto-generated method stub
return MenuChoice(item);
}





private boolean MenuChoice(MenuItem item) {

switch (item.getItemId()) {
case 0:
Toast.makeText(getApplicationContext(),                           "first menu from actionbar", 100).show();
break;
case 1:
Toast.makeText(getApplicationContext(),                          "second menu from actionbar", 100).show();
break;
default:
Toast.makeText(getApplicationContext(),                         "Default menu from actionbar", 100).show();
break;
}
return false;
}



private boolean CreateMenu(Menu menu) {
MenuItem mnu3=menu.add(0, 0, 0, "About Us");{
mnu3.setIcon(R.drawable.ic_launcher);
mnu3.setShowAsAction(MenuItem.SHOW_AS_ACT                         ION_ALWAYS);

}
MenuItem mnu2=menu.add(0, 1, 1, "Update");{
mnu2.setIcon(R.drawable.ic_launcher);
mnu2.setShowAsAction(MenuItem.SHOW_AS_ACT                         ION_ALWAYS);
}
return false;
}



}