Merge branch 'CryptoNextBeta' into development

* CryptoNextBeta: (60 commits)
  Lock TrustKeys if no trusted keys are available
  Optimize imports
  Use MD style for key trust toggle switch
  Fix set/remove OnUpdateBlocklistListener
  Fix axolotl database migration
  Remove device list from EditAccount
  Add clear devices to overflow menu in EditAccount
  Ask for key trust when sending messages
  Encrypt files for HTTP upload in encrypted chats
  Refactor trust key ui and show in account details
  Send correct body for HTTP files
  Handle file transmission properly in axolotl
  Remove unneccessary code
  Fix trust status for outgoing messages
  Don't merge messages with different trust statuses
  Fix copying of axolotl keys to clipboard
  Add refresh icon to v21 theme
  Disable Axolotl option if not usable
  Show trust status of messages' originating session
  Add key trust toggle to ContactDetailsActivity
  ...

3 files changed, 238 insertions, 5 deletions

diff --git a/src/main/res/layout/activity_edit_account.xml b/src/main/res/layout/activity_edit_account.xml
index 98de84f5..5034f734 100644
--- a/src/main/res/layout/activity_edit_account.xml
+++ b/src/main/res/layout/activity_edit_account.xml
@@ -342,6 +342,95 @@
                         android:visibility="visible"
                         android:contentDescription="@string/copy_otr_clipboard_description"/>
                 </RelativeLayout>
+               <RelativeLayout
+                   android:layout_width="wrap_content"
+                   android:layout_height="match_parent"
+                   android:id="@+id/axolotl_fingerprint_box"
+                   android:layout_marginTop="32dp">
+
+                   <LinearLayout
+                       android:layout_width="wrap_content"
+                       android:layout_height="wrap_content"
+                       android:layout_alignParentLeft="true"
+                       android:layout_toLeftOf="@+id/axolotl_actions"
+                       android:orientation="vertical">
+
+                       <TextView
+                           android:id="@+id/axolotl_fingerprint"
+                           android:layout_width="wrap_content"
+                           android:layout_height="wrap_content"
+                           android:textColor="@color/black87"
+                           android:textSize="?attr/TextSizeBody"
+                           android:typeface="monospace" />
+
+                       <TextView
+                           android:layout_width="wrap_content"
+                           android:layout_height="wrap_content"
+                           android:textColor="@color/black54"
+                           android:textSize="?attr/TextSizeInfo"
+                           android:text="@string/this_device_axolotl_fingerprint"/>
+                   </LinearLayout>
+
+                   <LinearLayout
+                       android:layout_width="wrap_content"
+                       android:layout_height="wrap_content"
+                       android:id="@+id/axolotl_actions"
+                       android:layout_centerVertical="true"
+                       android:layout_alignParentRight="true"
+                       android:orientation="vertical">
+
+                       <ImageButton
+                           android:id="@+id/action_copy_axolotl_to_clipboard"
+                           android:layout_width="wrap_content"
+                           android:layout_height="wrap_content"
+                           android:background="?android:selectableItemBackground"
+                           android:padding="@dimen/image_button_padding"
+                           android:src="?attr/icon_copy"
+                           android:visibility="visible"
+                           android:contentDescription="@string/copy_axolotl_clipboard_description"/>
+                       <ImageButton
+                           android:id="@+id/action_regenerate_axolotl_key"
+                           android:layout_width="wrap_content"
+                           android:layout_height="wrap_content"
+                           android:background="?android:selectableItemBackground"
+                           android:padding="@dimen/image_button_padding"
+                           android:src="?attr/icon_refresh"
+                           android:visibility="visible"
+                           android:contentDescription="@string/regenerate_axolotl_key"/>
+
+                   </LinearLayout>
+               </RelativeLayout>
+            </LinearLayout>
+            <LinearLayout
+                android:id="@+id/other_device_keys_card"
+                android:layout_width="fill_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginLeft="@dimen/activity_horizontal_margin"
+                android:layout_marginRight="@dimen/activity_horizontal_margin"
+                android:layout_marginTop="@dimen/activity_vertical_margin"
+                android:layout_marginBottom="@dimen/activity_vertical_margin"
+                android:background="@drawable/infocard_border"
+                android:orientation="vertical"
+                android:padding="@dimen/infocard_padding"
+                android:visibility="gone">
+
+                <TextView
+                    android:id="@+id/other_device_keys_title"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:textColor="@color/black87"
+                    android:textSize="?attr/TextSizeHeadline"
+                    android:textStyle="bold"
+                    android:text="@string/other_devices"/>
+
+                <LinearLayout
+                    android:id="@+id/other_device_keys"
+                    android:layout_width="fill_parent"
+                    android:layout_height="wrap_content"
+                    android:divider="?android:dividerHorizontal"
+                    android:orientation="vertical"
+                    android:showDividers="middle" >
+                </LinearLayout>
             </LinearLayout>
         </LinearLayout>
     </ScrollView>
diff --git a/src/main/res/layout/activity_trust_keys.xml b/src/main/res/layout/activity_trust_keys.xml
new file mode 100644
index 00000000..c535d51d
--- /dev/null
+++ b/src/main/res/layout/activity_trust_keys.xml
@@ -0,0 +1,120 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+                xmlns:tools="http://schemas.android.com/tools"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:background="@color/grey200" >
+    <ScrollView
+        android:layout_width="fill_parent"
+        android:layout_height="wrap_content"
+        android:layout_above="@+id/button_bar"
+        android:layout_alignParentTop="true" >
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="vertical">
+
+            <LinearLayout
+                android:id="@+id/own_keys_card"
+                android:layout_width="fill_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginLeft="@dimen/activity_horizontal_margin"
+                android:layout_marginRight="@dimen/activity_horizontal_margin"
+                android:layout_marginTop="@dimen/activity_vertical_margin"
+                android:layout_marginBottom="@dimen/activity_vertical_margin"
+                android:background="@drawable/infocard_border"
+                android:orientation="vertical"
+                android:padding="@dimen/infocard_padding"
+                android:visibility="gone">
+
+                <TextView
+                    android:id="@+id/own_keys_title"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:textColor="@color/black87"
+                    android:textSize="?attr/TextSizeHeadline"
+                    android:textStyle="bold"/>
+
+                <LinearLayout
+                    android:id="@+id/own_keys_details"
+                    android:layout_width="fill_parent"
+                    android:layout_height="wrap_content"
+                    android:divider="?android:dividerHorizontal"
+                    android:showDividers="middle"
+                    android:orientation="vertical">
+                </LinearLayout>
+
+            </LinearLayout>
+
+            <LinearLayout
+                android:id="@+id/foreign_keys_card"
+                android:layout_width="fill_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginLeft="@dimen/activity_horizontal_margin"
+                android:layout_marginRight="@dimen/activity_horizontal_margin"
+                android:layout_marginTop="@dimen/activity_vertical_margin"
+                android:layout_marginBottom="@dimen/activity_vertical_margin"
+                android:background="@drawable/infocard_border"
+                android:orientation="vertical"
+                android:padding="@dimen/infocard_padding"
+                android:visibility="gone">
+
+                <TextView
+                    android:id="@+id/foreign_keys_title"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:textColor="@color/black87"
+                    android:textSize="?attr/TextSizeHeadline"
+                    android:textStyle="bold"/>
+
+                <LinearLayout
+                    android:id="@+id/foreign_keys_details"
+                    android:layout_width="fill_parent"
+                    android:layout_height="wrap_content"
+                    android:divider="?android:dividerHorizontal"
+                    android:showDividers="middle"
+                    android:orientation="vertical">
+                </LinearLayout>
+
+            </LinearLayout>
+
+        </LinearLayout>
+    </ScrollView>
+    <LinearLayout
+        android:id="@+id/button_bar"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_alignParentBottom="true"
+        android:layout_alignParentStart="true"
+        android:layout_alignParentEnd="true"
+        android:layout_alignParentLeft="true"
+        android:layout_alignParentRight="true" >
+
+        <Button
+            android:id="@+id/cancel_button"
+            style="?android:attr/borderlessButtonStyle"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:text="@string/cancel"
+            android:textColor="@color/black87" />
+
+        <View
+            android:layout_width="1dp"
+            android:layout_height="fill_parent"
+            android:layout_marginBottom="7dp"
+            android:layout_marginTop="7dp"
+            android:background="@color/black12" />
+
+        <Button
+            android:id="@+id/save_button"
+            style="?android:attr/borderlessButtonStyle"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:enabled="true"
+            android:textColor="@color/black54"
+            android:text="@string/done"/>
+    </LinearLayout>
+</RelativeLayout>
diff --git a/src/main/res/layout/contact_key.xml b/src/main/res/layout/contact_key.xml
index 933b72b4..7cb0bae7 100644
--- a/src/main/res/layout/contact_key.xml
+++ b/src/main/res/layout/contact_key.xml
@@ -3,12 +3,11 @@
     android:layout_width="wrap_content"
     android:layout_height="match_parent" >
 
-    <LinearLayout
+    <RelativeLayout
+        android:id="@+id/key_data"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_alignParentLeft="true"
-        android:layout_toLeftOf="@+id/button_remove"
-        android:orientation="vertical"
         android:padding="8dp" >
 
         <TextView
@@ -16,6 +15,8 @@
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:textColor="@color/black87"
+            android:layout_alignParentLeft="true"
+            android:layout_toLeftOf="@+id/tgl_trust"
             android:textSize="?attr/TextSizeBody"
             android:typeface="monospace" />
 
@@ -24,18 +25,41 @@
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:textColor="@color/black54"
+            android:layout_alignParentLeft="true"
+            android:layout_below="@+id/key"
+            android:textSize="?attr/TextSizeInfo"/>
+
+        <TextView
+            android:id="@+id/key_trust"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_alignParentRight="true"
+            android:layout_below="@+id/key"
+            android:visibility="gone"
+            android:textColor="@color/black54"
             android:textSize="?attr/TextSizeInfo"/>
-    </LinearLayout>
 
     <ImageButton
         android:id="@+id/button_remove"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_alignParentRight="true"
+        android:layout_toRightOf="@+id/key"
         android:layout_centerVertical="true"
         android:background="?android:selectableItemBackground"
         android:padding="@dimen/image_button_padding"
         android:src="?attr/icon_remove"
-        android:visibility="invisible" />
+        android:visibility="gone" />
+
+
+    <eu.siacs.conversations.ui.widget.Switch
+        android:id="@+id/tgl_trust"
+        android:visibility="invisible"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_alignParentRight="true"
+        android:layout_centerVertical="true"
+        style="@style/MD"/>
 
+    </RelativeLayout>
 </RelativeLayout>
\ No newline at end of file