Android帧布局

  3: import android.app.Activity;

  4: import android.os.Bundle;

  5: 

  6: public class Android_Sample_3_4Activity extends Activity {    

  7:     @Override

  8:     public void onCreate(Bundle savedInstanceState) {

  9:         super.onCreate(savedInstanceState);

 10:         setContentView(R.layout.main);

 11:     }

 12: }