SampleActivity.java

package com.dianping.example.activity;

import android.app.Activity;
import android.os.Bundle;
import android.view.ViewGroup;
import android.widget.TextView;

public class SampleActivity extends Activity {
	TextView text;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		text = new TextView(this);
		text.setLayoutParams(new ViewGroup.LayoutParams(
				ViewGroup.LayoutParams.FILL_PARENT,
				ViewGroup.LayoutParams.FILL_PARENT));
		setContentView(text);

		text.setText("This is SampleActivity");
	}
}