AlertDialog alertDialog = new AlertDialog.Builder(context).create(); alertDialog.show(); Window window = alertDialog.getWindow();//获取dialog窗口 window.setLayout(FileUtils.getviewwidth(context, 0.9f), FileUtils.getviewwidth(context, 0.9f)); //设置dialog的高宽 window.setContentView(R.layout.dialog_seekhelp);//dialog窗口的填充布局 RatingBar ratingBar= (RatingBar) window.findViewById(R.id.ratingBar);//自定义填充布局的子view状态 ratingBar.setVisibility(View.GONE);