Spinner控件怎样在subActivity中使用

把setContentView(R.layout...)

换成

View contentView = LayoutInflater.from(this.getParent()).inflate(R.layout.search_activity, null);
  //setContentView(R.layout.search_activity);
  setContentView(contentView);

详细讲述请看：http://www.cnblogs.com/sober/archive/2011/03/21/1990814.html