xml-
<RelativeLayout xmlns:tools="http://schemas.android.com/tools"
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/one"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
<RelativeLayout xmlns:tools="http://schemas.android.com/tools"
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/two"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical" >
</RelativeLayout>
</RelativeLayout>
按下 View.GONE 按钮后,布局二被隐藏,当我在屏幕上向下滑动时,我想要布局二,我该怎么做,向下滑动检测并恢复布局。