TransitionFromThis.java

package novoda.demo;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;

public class TransitionFromThis extends Activity {
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.act_transition_from_this);
        
        findViewById(R.id.btn).setOnClickListener(new OnClickListener() {
			@Override
			public void onClick(View v) {
				startActivity(new Intent(TransitionFromThis.this, ToThis.class));
			}
		});
    }
}