Implemented Pull2Refresh in the KeyListFragment

Added KeyUpdateHelper and extended ProviderHelper for better fingerprint collection
Added a class for handling the list in the swipe2refresh layout that prevents scrolling bugs
Added Pull2Refresh to the KeyListFragment

1 files changed, 71 insertions, 75 deletions

diff --git a/OpenKeychain/src/main/res/layout/key_list_fragment.xml b/OpenKeychain/src/main/res/layout/key_list_fragment.xml
index f1da19b72..6af40106d 100644
--- a/OpenKeychain/src/main/res/layout/key_list_fragment.xml
+++ b/OpenKeychain/src/main/res/layout/key_list_fragment.xml
@@ -1,82 +1,78 @@
 <?xml version="1.0" encoding="utf-8"?>
-<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<org.sufficientlysecure.keychain.ui.widget.ListAwareSwipeRefreshLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/key_list_swipe_container"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:orientation="vertical">
-
     <!--rebuild functionality of ListFragment -->
-
-    <se.emilsjolander.stickylistheaders.StickyListHeadersListView
-        android:id="@+id/key_list_list"
+    <FrameLayout
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:clipToPadding="false"
-        android:drawSelectorOnTop="true"
-        android:fastScrollEnabled="true"
-        android:paddingBottom="16dp"
-        android:paddingLeft="16dp"
-        android:paddingRight="32dp"
-        android:scrollbarStyle="outsideOverlay" />
-
-    <LinearLayout
-        android:id="@+id/key_list_empty"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:gravity="center"
-        android:orientation="vertical"
-        android:visibility="visible">
-
-        <TextView
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:gravity="center"
-            android:text="@string/key_list_empty_text1"
-            android:textAppearance="?android:attr/textAppearanceLarge" />
-
-        <TextView
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:gravity="center"
-            android:text=""
-            android:textAppearance="?android:attr/textAppearanceLarge" />
-
-        <TextView
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_margin="4dp"
-            android:gravity="center"
-            android:text="@string/key_list_empty_text2"
-            android:textAppearance="?android:attr/textAppearanceSmall" />
-
-        <Button
-            android:id="@+id/key_list_empty_button_create"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_margin="4dp"
-            android:textSize="14sp"
-            android:text="@string/key_list_empty_button_create"
-            android:drawableLeft="@drawable/ic_action_new_account"
-            android:drawablePadding="8dp"
-            android:background="@drawable/button_edgy"/>
-
-        <TextView
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_margin="4dp"
+        android:layout_height="match_parent">
+        <se.emilsjolander.stickylistheaders.StickyListHeadersListView
+            android:id="@+id/key_list_list"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:clipToPadding="false"
+            android:drawSelectorOnTop="true"
+            android:fastScrollEnabled="true"
+            android:paddingBottom="16dp"
+            android:paddingLeft="16dp"
+            android:paddingRight="32dp"
+            android:scrollbarStyle="outsideOverlay" />
+        <LinearLayout
+            android:id="@+id/key_list_empty"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
             android:gravity="center"
-            android:text="@string/key_list_empty_text3"
-            android:textAppearance="?android:attr/textAppearanceSmall" />
-
-        <Button
-            android:id="@+id/key_list_empty_button_import"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_margin="4dp"
-            android:textSize="14sp"
-            android:text="@string/key_list_empty_button_import"
-            android:drawableLeft="@drawable/ic_action_collection"
-            android:drawablePadding="8dp"
-            android:background="@drawable/button_edgy" />
-    </LinearLayout>
-
-</FrameLayout>
+            android:orientation="vertical"
+            android:visibility="visible">
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:text="@string/key_list_empty_text1"
+                android:textAppearance="?android:attr/textAppearanceLarge" />
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:text=""
+                android:textAppearance="?android:attr/textAppearanceLarge" />
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_margin="4dp"
+                android:gravity="center"
+                android:text="@string/key_list_empty_text2"
+                android:textAppearance="?android:attr/textAppearanceSmall" />
+            <Button
+                android:id="@+id/key_list_empty_button_create"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_margin="4dp"
+                android:textSize="14sp"
+                android:text="@string/key_list_empty_button_create"
+                android:drawableLeft="@drawable/ic_action_new_account"
+                android:drawablePadding="8dp"
+                android:background="@drawable/button_edgy"/>
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_margin="4dp"
+                android:gravity="center"
+                android:text="@string/key_list_empty_text3"
+                android:textAppearance="?android:attr/textAppearanceSmall" />
+            <Button
+                android:id="@+id/key_list_empty_button_import"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_margin="4dp"
+                android:textSize="14sp"
+                android:text="@string/key_list_empty_button_import"
+                android:drawableLeft="@drawable/ic_action_collection"
+                android:drawablePadding="8dp"
+                android:background="@drawable/button_edgy" />
+        </LinearLayout>
+    </FrameLayout>
+</org.sufficientlysecure.keychain.ui.widget.ListAwareSwipeRefreshLayout>
\ No newline at end of file