如何禁用Coordinatorlayout文本？

Question

這是我的協調員佈局以及如何禁用協調員佈局上的文本？ 和我需要工具欄上的文本，但不是在這個imageview。這是這個xml佈局的xml文件。也指該代碼http://tutorialsbuzz.com/2015/11/android-collapsingtoolbarlayout-example_7.html

xml layout

<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android" 
xmlns:app="http://schemas.android.com/apk/res-auto" 
android:layout_width="match_parent" 
android:layout_height="match_parent"> 

<android.support.v4.widget.NestedScrollView 
    android:layout_width="match_parent" 
    android:layout_height="match_parent" 
    android:background="#ffe5e5e5" 
    app:layout_behavior="@string/appbar_scrolling_view_behavior"> 

    <LinearLayout 
     android:layout_width="match_parent" 
     android:layout_height="match_parent" 
     android:orientation="vertical" 
     android:paddingTop="10dp"> 

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

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

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

    </LinearLayout> 


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

<android.support.design.widget.AppBarLayout 
    android:layout_width="match_parent" 
    android:layout_height="250dp" 
    android:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar"> 

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

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

     <android.support.v7.widget.Toolbar 
      android:id="@+id/toolbar" 
      android:layout_width="match_parent" 
      android:layout_height="?attr/actionBarSize" 
      app:layout_collapseMode="pin" /> 

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

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

Answer 1

試試這個

collapsingToolbar.setExpandedTitleColor(ContextCompat.getColor(getApplicationContext(), android.R.color.transparent));