Also allow loading backlog via pull to refresh

app/src/main/java/de/kuschku/quasseldroid/ui/chat/messages/MessageListFragment.kt

@@ -9,6 +9,7 @@ import android.content.ClipboardManager
 import android.content.Intent
 import android.os.Bundle
 import android.support.design.widget.FloatingActionButton
+import android.support.v4.widget.SwipeRefreshLayout
 import android.support.v7.widget.LinearLayoutManager
 import android.support.v7.widget.RecyclerView
 import android.view.*
@@ -38,6 +39,9 @@ class MessageListFragment : ServiceBoundFragment() {
   @BindView(R.id.scrollDown)
   lateinit var scrollDown: FloatingActionButton
 
+  @BindView(R.id.swipeRefreshLayout)
+  lateinit var swipeRefreshLayout: SwipeRefreshLayout
+
   @Inject
   lateinit var appearanceSettings: AppearanceSettings
 
@@ -176,6 +180,11 @@ class MessageListFragment : ServiceBoundFragment() {
       }
     }
 
+    swipeRefreshLayout.setColorSchemeColors(*senderColors)
+    swipeRefreshLayout.setOnRefreshListener {
+      loadMore()
+    }
+
     var isScrolling = false
     messageList.addOnScrollListener(
       object : RecyclerView.OnScrollListener() {
@@ -242,6 +251,8 @@ class MessageListFragment : ServiceBoundFragment() {
           if (first != null) {
             if (previousVisible == visible) {
               loadMore()
+            } else {
+              swipeRefreshLayout.isRefreshing = false
             }
 
             previousVisible = visible

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

@@ -7,6 +7,11 @@
   android:background="?attr/colorBackground"
   tools:showIn="@layout/activity_main">
 
+  <android.support.v4.widget.SwipeRefreshLayout
+    android:id="@+id/swipeRefreshLayout"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
     <android.support.v7.widget.RecyclerView
       android:id="@+id/messages"
       android:layout_width="match_parent"
@@ -14,6 +19,8 @@
       app:stackFromEnd="true"
       tools:listitem="@layout/widget_chatmessage_plain" />
 
+  </android.support.v4.widget.SwipeRefreshLayout>
+
   <android.support.design.widget.FloatingActionButton
     android:id="@+id/scrollDown"
     android:layout_width="wrap_content"