Java Tutorial3View.setVisibility示例

  /** Called when the activity is first created. */
  @Override
  public void onCreate(Bundle savedInstanceState) {
    Log.i(TAG, "called onCreate");
    super.onCreate(savedInstanceState);
    getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);

    setContentView(R.layout.tutorial3_surface_view);

    mOpenCvCameraView = (Tutorial3View) findViewById(R.id.tutorial3_activity_java_surface_view);

    mOpenCvCameraView.setVisibility(SurfaceView.VISIBLE);

    mOpenCvCameraView.setCvCameraViewListener(this);

    reentrantReadWriteLock = new ReentrantReadWriteLock();
    readLock = reentrantReadWriteLock.readLock();
    writeLock = reentrantReadWriteLock.writeLock();
  }