工具栏将显示在两次协调布局片段

Question

而且我用app:layout_scrollFlags="scroll|enterAlwaysCollapsed"

但这里的工具栏是透明的。

现在用上面的XML布局我碎片，因为我的要求是我需要的片段不同的布局。任何帮助将不胜感激。在cordinatelayout

工具栏问题

Here is my code: 
<?xml version="1.0" encoding="utf-8"?> 

<android.support.design.widget.CoordinatorLayout 
    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:fitsSystemWindows="true"> 

    <android.support.design.widget.AppBarLayout 
     android:id="@+id/appbar" 
     android:layout_width="match_parent" 
     android:layout_height="@dimen/detail_backdrop_height" 
     android:theme="@style/ThemeOverlay.AppCompat" 
     android:fitsSystemWindows="true"> 

     <android.support.design.widget.CollapsingToolbarLayout 
      android:id="@+id/collapsing_toolbar" 
      android:layout_width="match_parent" 
      android:layout_height="match_parent" 
      app:layout_scrollFlags="scroll|exitUntilCollapsed" 
      android:fitsSystemWindows="true" 
      app:contentScrim="?attr/colorPrimary" 
      app:expandedTitleMarginStart="48dp" 
      app:expandedTitleMarginEnd="64dp"> 

      <ImageView 
       android:id="@+id/backdrop_BannerImage_Id" 
       android:layout_width="match_parent" 
       android:layout_height="match_parent" 
       android:scaleType="centerCrop" 
       android:fitsSystemWindows="true" 
       android:src="@drawable/grass_background" 
       app:layout_collapseMode="parallax" /> 

      <android.support.v7.widget.Toolbar 
       android:id="@+id/toolbar_event_home_Id" 
       android:layout_width="match_parent" 
       android:layout_height="?attr/actionBarSize" 
       android:background="@drawable/cast_expanded_controller_actionbar_bg_gradient_light" 
       app:popupTheme="@style/ThemeOverlay.AppCompat.Light" 
       app:layout_collapseMode="parallax" /> 

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

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

    <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:orientation="vertical"> 



      <android.support.v7.widget.CardView 
       android:layout_width="match_parent" 
       android:layout_height="wrap_content" 
       android:layout_margin="5dp" 
       app:cardUseCompatPadding="true"> 

       <RelativeLayout 
        android:layout_width="match_parent" 
        android:layout_height="match_parent"> 

        <TextView 
         android:id="@+id/event_name_text_view" 
         android:layout_width="match_parent" 
         android:layout_height="wrap_content" 
         android:layout_margin="5dp" 
         android:gravity="center_horizontal" 
         android:textSize="18sp" 
         android:textStyle="bold" /> 

        <TextView 
         android:id="@+id/event_date_text_view" 
         android:layout_width="wrap_content" 
         android:layout_height="wrap_content" 
         android:layout_below="@id/event_name_text_view" 
         android:layout_margin="10dp" 
         android:text="21-08-2016" 
         android:textSize="14sp" /> 

        <TextView 
         android:id="@+id/event_attendee_count_text_view" 
         android:layout_width="wrap_content" 
         android:layout_height="wrap_content" 
         android:layout_alignParentEnd="true" 
         android:layout_below="@+id/event_name_text_view" 
         android:layout_margin="10dp" 
         android:text="1000" 
         android:textSize="14sp" /> 

        <!-- <Button 
         android:id="@+id/event_book_now_button" 
         android:layout_width="match_parent" 
         android:layout_height="wrap_content" 
         android:layout_below="@id/event_date_text_view" 
         android:layout_margin="15dp" 
         android:background="@color/primary" 
         android:text="Book Now" 
         android:textColor="@color/background_color" />--> 

        <View 
         android:id="@+id/event_info_view_line" 
         android:layout_width="match_parent" 
         android:layout_height="1dp" 
         android:layout_below="@id/event_attendee_count_text_view" 
         android:background="#cccccc" /> 

        <LinearLayout 
         android:id="@+id/sub_linearLayout_1_day_id" 
         android:layout_width="wrap_content" 
         android:layout_height="wrap_content" 
         android:layout_below="@id/event_info_view_line" 
         android:layout_margin="15dp" 
         android:orientation="horizontal"> 

         <TextView 
          android:id="@+id/event_info_day_time_icon" 
          android:layout_width="wrap_content" 
          android:layout_height="wrap_content" /> 

         <TextView 
          android:id="@+id/event_info_day_text_view" 
          android:layout_width="wrap_content" 
          android:layout_height="wrap_content" 
          android:layout_marginStart="10dp" 
          android:text="21-08-2016" /> 
         <!--<TextView 
          android:id="@+id/event_info_days_text_view" 
          android:layout_width="wrap_content" 
          android:layout_height="wrap_content" 
          android:text="2 days" 
          android:layout_marginStart="150dp"/>--> 

        </LinearLayout> 

        <LinearLayout 
         android:id="@+id/sub_linearLayout_2_place_id" 
         android:layout_width="wrap_content" 
         android:layout_height="wrap_content" 
         android:layout_below="@+id/sub_linearLayout_1_day_id" 
         android:layout_marginStart="15dp"> 

         <TextView 
          android:id="@+id/event_info_location_icon" 
          android:layout_width="wrap_content" 
          android:layout_height="wrap_content" /> 

         <TextView 
          android:id="@+id/event_info_location_text_view" 
          android:layout_width="wrap_content" 
          android:layout_height="wrap_content" 
          android:layout_marginStart="10dp" 
          android:text="21-08-2016" /> 
        </LinearLayout> 

        <FrameLayout 
         android:id="@+id/map_event_info" 
         android:layout_width="match_parent" 
         android:layout_height="150dp" 
         android:layout_below="@id/sub_linearLayout_2_place_id" 
         android:gravity="center" 
         android:orientation="horizontal" 
         android:padding="5dp"></FrameLayout> 

       </RelativeLayout> 

      </android.support.v7.widget.CardView> 

      <android.support.v7.widget.CardView 
       android:layout_width="match_parent" 
       android:layout_height="wrap_content" 
       android:layout_margin="5dp" 
       android:elevation="10dp" 
       app:cardUseCompatPadding="true"> 

       <LinearLayout 
        android:layout_width="match_parent" 
        android:layout_height="match_parent" 
        android:layout_marginBottom="@dimen/card_margin" 
        android:layout_marginLeft="@dimen/card_margin" 
        android:layout_marginRight="@dimen/card_margin" 
        android:layout_marginTop="@dimen/card_margin" 
        android:orientation="vertical"> 

        <TextView 
         android:id="@+id/event_info_details_header" 
         android:layout_width="match_parent" 
         android:layout_height="wrap_content" 
         android:layout_margin="5dp" 
         android:text="Details" 
         android:textSize="16dp" 
         android:textStyle="bold" /> 

        <TextView 
         android:id="@+id/event_info_details_text_view" 
         android:layout_width="match_parent" 
         android:layout_height="match_parent" 
         android:layout_margin="10dp" /> 


       </LinearLayout> 

      </android.support.v7.widget.CardView> 

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

    <android.support.design.widget.FloatingActionButton 
     android:id="@+id/floatingButtonEventInfoId" 
     android:layout_width="wrap_content" 
     android:layout_height="wrap_content" 
     android:layout_marginBottom="160dp" 
     android:layout_gravity="bottom|end" 
     android:layout_marginRight="@dimen/fab_margin" 
     android:visibility="invisible" 
     app:elevation="6dp" 
     app:pressedTranslationZ="12dp" /> 

    <android.support.design.widget.FloatingActionButton 
     android:id="@+id/floatingButtonEventInfoFeedBackId" 
     android:layout_width="wrap_content" 
     android:layout_height="wrap_content" 
     android:layout_marginBottom="90dp" 
     android:layout_gravity="bottom|end" 
     android:layout_marginRight="@dimen/fab_margin" 
     android:visibility="invisible" 
     app:elevation="6dp" 
     app:pressedTranslationZ="12dp" /> 

    <android.support.design.widget.FloatingActionButton 
     android:id="@+id/floatingButtonEventInfoShareId" 
     android:layout_width="wrap_content" 
     android:layout_height="wrap_content" 
     android:layout_gravity="bottom|end" 
     app:elevation="6dp" 
     app:backgroundTint="@color/colorAccent" 
     app:pressedTranslationZ="12dp" 
     android:layout_margin="@dimen/fab_margin" /> 
</android.support.design.widget.CoordinatorLayout> 

Answer 1

你的工具栏背景是搞乱与你collapsingtoolbarlayout

android:background="@drawable/cast_expanded_controller_actionbar_bg_gradient_light" 

尝试删除它并运行。