package com.dhian.systemui;

import android.app.*;
import android.os.*;
import android.view.*;
import android.widget.*;
import android.content.*;

public class MainActivity extends Activity
{
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState)
	{
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
    }
	
	public void CarrierName(View arg0) {
		Intent intent = new Intent(this, Saffa.class);
		startActivity(intent);
	}
	
	@Override public boolean onCreateOptionsMenu(Menu menu) {
		super.onCreateOptionsMenu(menu);
		MenuInflater inflater = getMenuInflater();
		inflater.inflate(R.menu.main_menu, menu);
		return true;
	}

	@Override public boolean onOptionsItemSelected(MenuItem item) {
		super.onOptionsItemSelected(item);
		switch(item.getItemId()) {
			case R.id.goToSettings:
				Intent intent = new Intent(this, Saffa.class);
				startActivity(intent);
				return true;
			default:
				return false;
		}
	}
}

Update and rename src/com/dhian/systemui to src/com/dhian/systemui/MainActivity.java