Add empty list layout

app/src/main/java/com/readrops/app/activities/MainActivity.java

@@ -85,6 +85,7 @@ public class MainActivity extends AppCompatActivity implements SwipeRefreshLayou
     private MainViewModel viewModel;
     private DrawerManager drawerManager;
 
+    private RelativeLayout emptyListLayout;
     private RelativeLayout syncProgressLayout;
     private TextView syncProgress;
     private ProgressBar syncProgressBar;
@@ -107,6 +108,8 @@ public class MainActivity extends AppCompatActivity implements SwipeRefreshLayou
         setSupportActionBar(toolbar);
         toolbar.setTitleTextColor(Color.WHITE);
 
+        emptyListLayout = findViewById(R.id.empty_list_layout);
+
         actionMenu = findViewById(R.id.fab_menu);
         viewModel = ViewModelProviders.of(this).get(MainViewModel.class);
 
@@ -117,6 +120,11 @@ public class MainActivity extends AppCompatActivity implements SwipeRefreshLayou
         viewModel.getItemsWithFeed().observe(this, itemWithFeeds -> {
             allItems = itemWithFeeds;
 
+            if (itemWithFeeds.size() > 0)
+                emptyListLayout.setVisibility(View.GONE);
+            else
+                emptyListLayout.setVisibility(View.VISIBLE);
+
             if (!refreshLayout.isRefreshing())
                 adapter.submitList(itemWithFeeds);
         });

app/src/main/res/layout/activity_main.xml

@@ -71,7 +71,8 @@
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
                 android:scrollbars="vertical"
-                tools:listitem="@layout/image_item" />
+                tools:listitem="@layout/image_item"
+                tools:visibility="visible" />
 
         </androidx.swiperefreshlayout.widget.SwipeRefreshLayout>
 
@@ -82,6 +83,30 @@
         android:layout_height="match_parent"
         android:animateLayoutChanges="true">
 
+        <RelativeLayout
+            android:id="@+id/empty_list_layout"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center"
+            android:visibility="gone">
+
+            <ImageView
+                android:id="@+id/empty_list_imageview"
+                android:layout_width="200dp"
+                android:layout_height="200dp"
+                android:src="@drawable/ic_rss_feed_grey" />
+
+            <TextView
+                style="@style/TextAppearance.AppCompat.Large"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_below="@id/empty_list_imageview"
+                android:layout_centerInParent="true"
+                android:text="@string/no_feed" />
+
+        </RelativeLayout>
+
+
         <com.github.clans.fab.FloatingActionMenu
             android:id="@+id/fab_menu"
             android:layout_width="wrap_content"

app/src/main/res/values-fr-rFR/strings.xml

@@ -56,5 +56,6 @@
     <string name="password">Mot de passe</string>
     <string name="account_settings">Paramètres du compte</string>
     <string name="add_account">Ajouter un compte</string>
+    <string name="no_feed">Aucun flux</string>
 
 </resources>

app/src/main/res/values/strings.xml

@@ -59,4 +59,5 @@
     <string name="nextcloud_news" translatable="false">Nextcloud News</string>
     <string name="account_settings">Account settings</string>
     <string name="add_account">Add account</string>
+    <string name="no_feed">No feed</string>
 </resources>