From 1ce96509356c98f04377ac6aa94f54c8d51aa0d0 Mon Sep 17 00:00:00 2001
From: Alex Ning <chineseperson5@gmail.com>
Date: Mon, 12 Aug 2019 10:08:49 +0800
Subject: Transparent nav bar in FilteredPostsActivity.

---
 app/src/main/res/layout/activity_filtered_posts.xml | 20 +++++++++++++++-----
 1 file changed, 15 insertions(+), 5 deletions(-)

(limited to 'app/src/main/res/layout')

diff --git a/app/src/main/res/layout/activity_filtered_posts.xml b/app/src/main/res/layout/activity_filtered_posts.xml
index a7b605a7..b4065444 100644
--- a/app/src/main/res/layout/activity_filtered_posts.xml
+++ b/app/src/main/res/layout/activity_filtered_posts.xml
@@ -7,16 +7,26 @@
     tools:application=".FilteredPostsActivity">
 
     <com.google.android.material.appbar.AppBarLayout
+        android:id="@+id/appbar_layout_filtered_posts_activity"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:theme="@style/AppTheme.AppBarOverlay">
 
-        <androidx.appcompat.widget.Toolbar
-            android:id="@+id/toolbar_filtered_posts_activity"
+        <com.google.android.material.appbar.CollapsingToolbarLayout
             android:layout_width="match_parent"
-            android:layout_height="?attr/actionBarSize"
-            app:popupTheme="@style/AppTheme.PopupOverlay"
-            app:navigationIcon="?attr/homeAsUpIndicator" />
+            android:layout_height="match_parent"
+            app:layout_scrollFlags="scroll|enterAlways"
+            app:titleEnabled="false"
+            app:toolbarId="@+id/toolbar_filtered_posts_activity">
+
+            <androidx.appcompat.widget.Toolbar
+                android:id="@+id/toolbar_filtered_posts_activity"
+                android:layout_width="match_parent"
+                android:layout_height="?attr/actionBarSize"
+                app:popupTheme="@style/AppTheme.PopupOverlay"
+                app:navigationIcon="?attr/homeAsUpIndicator" />
+
+        </com.google.android.material.appbar.CollapsingToolbarLayout>
 
     </com.google.android.material.appbar.AppBarLayout>
 
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