Android入门之TextView（纯java）

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

public class TextVeiwTest extends Activity {

public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);

TextView tv=new TextView(this);
tv.setText("Hello,Android!\n");
tv.append("Hello,TextView!\n");

setContentView(tv);
}
}