关于低版本design:23.0.0 会出现滑动的时候出现getX()出现为null问题

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如果使用23.0.0滑动会出现null问题

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:id="@+id/main_content"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@android:color/white"
android:orientation="vertical"
>

<android.support.design.widget.CoordinatorLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@color/colorPrimary"
>

<android.support.design.widget.AppBarLayout
android:id="@+id/appBarLayout"
android:layout_width="match_parent"
android:layout_height="wrap_content"

android:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar">

<android.support.design.widget.CollapsingToolbarLayout
android:background="@color/colorPrimary"
android:id="@+id/collapse_toolbar"
android:layout_width="match_parent"
android:layout_height="wrap_content"
app:contentScrim="@color/colorPrimary"
app:layout_scrollFlags="scroll|exitUntilCollapsed">



<include layout="@layout/activity_main2"/>

<android.support.v7.widget.Toolbar
android:id="@+id/toolbar"
android:layout_width="match_parent"
android:layout_height="?attr/actionBarSize"
android:minHeight="?attr/actionBarSize"
app:layout_collapseMode="pin"
android:background="@color/colorPrimary"
app:popupTheme="@style/ThemeOverlay.AppCompat.Light"
app:titleMarginTop="1dp" >
<include layout="@layout/titile" />
</android.support.v7.widget.Toolbar>

<RelativeLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_gravity="bottom"
app:layout_scrollFlags="scroll|exitUntilCollapsed"

>
<TextView
android:layout_width="match_parent"
android:layout_height="60dp"
android:background="@color/green"

android:text="我在底部按住我滑动啊"

/>
</RelativeLayout>

</android.support.design.widget.CollapsingToolbarLayout>

</android.support.design.widget.AppBarLayout>
<android.support.v4.widget.SwipeRefreshLayout
android:id="@+id/swipe_container"
android:layout_width="match_parent"
android:layout_height="match_parent"
app:layout_behavior="@string/appbar_scrolling_view_behavior"
>

<android.support.v4.widget.NestedScrollView
android:layout_width="match_parent"
android:layout_height="match_parent"
app:layout_behavior="@string/appbar_scrolling_view_behavior"
>

<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@color/gray"

>
<TextView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/ll_out"
/>
</LinearLayout>

</android.support.v4.widget.NestedScrollView>

</android.support.v4.widget.SwipeRefreshLayout>

</android.support.design.widget.CoordinatorLayout>

</LinearLayout>

解决方案

使用更高版本

compile 'com.android.support:design:25.1.1'

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