<http://schemas.android.com/apk/res/android>"       package="myb.x2.app2"       android:versionCode="1"       android:versionName="1.0">                           <android:screenOrientation="portrait"                   android:label="@string/app_name">      <android:normalScreens="true"           android:smallScreens="true"           android:anyDensity="true" />

public class myactivity extends Activity {     public myview v;     /** Called when the activity is first created. */     @Override     public void onCreate(Bundle savedInstanceState) {         super.onCreate(savedInstanceState);         // setContentView(R.layout.main );         requestWindowFeature(Window.FEATURE_NO_TITLE);         getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,                 WindowManager.LayoutParams.FLAG_FULLSCREEN);         // 获得屏幕宽和高         WindowManager windowManager = getWindowManager();         Display display = windowManager.getDefaultDisplay();         int w = display.getWidth();         int h = display.getHeight();         v=new myview(this,w,h);         setContentView(v);         v.start();     } }