contact selection reeemix

1) RecyclerView-based, with better long scroller
   and more material-inspired look.
2) Add badge for Signal users to contact selection
   list.

// FREEBIE

res/drawable-v12/recycler_view_fast_scroller_bubble.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+    <corners android:topLeftRadius="44dp"
+             android:topRightRadius="44dp"
+             android:bottomLeftRadius="44dp"
+             android:bottomRightRadius="0dp"/>
+    <solid android:color="#FF0288D1" />
+    <size android:height="88dp" android:width="88dp" />
+</shape>

res/drawable/badge_drawable.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<bitmap android:src="@drawable/ic_badge_24dp"
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        android:gravity="bottom|right"
+        android:tileMode="disabled" />

res/drawable/recycler_view_fast_scroller_bubble.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+    <corners android:topLeftRadius="44dp"
+             android:topRightRadius="44dp"
+             android:bottomLeftRadius="0dp"
+             android:bottomRightRadius="44dp"/>
+    <solid android:color="#FF0288D1" />
+    <size android:height="88dp" android:width="88dp" />
+</shape>

res/drawable/recycler_view_fast_scroller_handle.xml

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_selected="true">
+        <shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+            <corners android:radius="2dp"/>
+            <solid android:color="#FF0288D1"/>
+            <size android:height="32dp" android:width="4dp"/>
+        </shape>
+    </item>
+    <item>
+        <shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+            <corners android:radius="2dp"/>
+            <solid android:color="#FF737373"/>
+            <size android:height="32dp" android:width="4dp"/>
+        </shape>
+    </item>
+</selector>

res/layout/contact_selection_list_fragment.xml

@@ -1,5 +1,5 @@
 
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:orientation="vertical">
@@ -9,8 +9,8 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content">
 
-        <se.emilsjolander.stickylistheaders.StickyListHeadersListView
-            android:id="@android:id/list"
+        <android.support.v7.widget.RecyclerView
+            android:id="@+id/recycler_view"
             android:layout_width="match_parent"
             android:layout_height="match_parent" />
 
@@ -23,4 +23,11 @@
             android:textSize="20sp" />
 
     </android.support.v4.widget.SwipeRefreshLayout>
-</LinearLayout>
+
+    <org.thoughtcrime.securesms.components.RecyclerViewFastScroller
+        android:id="@+id/fast_scroller"
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent"
+        android:layout_gravity="right"/>
+
+</FrameLayout>

res/layout/contact_selection_list_item.xml

@@ -1,72 +1,79 @@
 <?xml version="1.0" encoding="utf-8"?>
 
 <org.thoughtcrime.securesms.contacts.ContactSelectionListItem
-                xmlns:android="http://schemas.android.com/apk/res/android"
-                android:layout_width="match_parent"
-                android:layout_height="?android:attr/listPreferredItemHeight"
-                android:paddingRight="50dp">
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:tools="http://schemas.android.com/tools"
+        xmlns:app="http://schemas.android.com/apk/res-auto"
+        android:layout_width="match_parent"
+        android:layout_height="?android:attr/listPreferredItemHeight"
+        android:orientation="horizontal"
+        android:gravity="center_vertical"
+        android:background="@drawable/conversation_list_item_background"
+        android:paddingLeft="48dp"
+        android:paddingRight="20dp">
 
     <org.thoughtcrime.securesms.components.AvatarImageView
             android:id="@+id/contact_photo_image"
-            android:layout_width="@dimen/contact_selection_photo_size"
-            android:layout_height="@dimen/contact_selection_photo_size"
+            android:layout_width="40dp"
+            android:layout_height="40dp"
             android:foreground="@drawable/contact_photo_background"
-            android:layout_alignParentLeft="true"
-            android:layout_centerVertical="true"
-            android:layout_marginLeft="10dp"
             android:cropToPadding="true"
+            app:showBadge="true"
+            tools:src="@color/md_material_blue_600"
+            android:layout_marginRight="10dp"
             android:contentDescription="@string/SingleContactSelectionActivity_contact_photo" />
 
-    <LinearLayout
-            android:id="@+id/number_container"
-            android:orientation="horizontal"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_marginBottom="8dip"
-            android:layout_marginLeft="14dip"
-            android:layout_alignParentBottom="true"
-            android:layout_toRightOf="@id/contact_photo_image">
-
-        <TextView android:id="@+id/number"
-                  android:layout_width="wrap_content"
+    <LinearLayout android:layout_width="0dp"
                   android:layout_height="wrap_content"
-                  android:singleLine="true"
-                  android:ellipsize="marquee"
-                  android:textAppearance="?android:attr/textAppearanceSmall"
-                  android:fontFamily="sans-serif-light" />
+                  android:layout_weight="1"
+                  android:orientation="vertical">
+
+        <org.thoughtcrime.securesms.components.emoji.EmojiTextView
+                android:id="@+id/name"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:checkMark="?android:attr/listChoiceIndicatorMultiple"
+                android:singleLine="true"
+                android:ellipsize="marquee"
+                android:textAppearance="?android:attr/textAppearanceMedium"
+                android:textSize="16sp"
+                tools:text="Frieeeeeeedrich Nieeeeeeeeeetzsche" />
+
+        <LinearLayout android:id="@+id/number_container"
+                      android:orientation="horizontal"
+                      android:layout_width="wrap_content"
+                      android:layout_height="wrap_content">
+
+            <TextView android:id="@+id/number"
+                      android:layout_width="wrap_content"
+                      android:layout_height="wrap_content"
+                      android:singleLine="true"
+                      android:ellipsize="marquee"
+                      android:textAppearance="?android:attr/textAppearanceSmall"
+                      android:textSize="14sp"
+                      android:fontFamily="sans-serif-light"
+                      tools:text="+1 (555) 555-5555" />
+
+            <TextView android:id="@+id/label"
+                      android:layout_width="wrap_content"
+                      android:layout_height="wrap_content"
+                      android:paddingLeft="10dip"
+                      android:ellipsize="end"
+                      android:singleLine="true"
+                      android:textAppearance="?android:attr/textAppearanceSmall"
+                      android:fontFamily="sans-serif-light"
+                      tools:text="Mobile" />
+
+        </LinearLayout>
 
-        <TextView android:id="@+id/label"
-                  android:layout_width="wrap_content"
-                  android:layout_height="wrap_content"
-                  android:paddingLeft="10dip"
-                  android:ellipsize="end"
-                  android:singleLine="true"
-                  android:textAppearance="?android:attr/textAppearanceSmall"
-                  android:fontFamily="sans-serif-light"/>
 
     </LinearLayout>
 
-    <org.thoughtcrime.securesms.components.emoji.EmojiTextView
-        android:id="@+id/name"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:layout_above="@id/number_container"
-        android:layout_alignParentTop="true"
-        android:layout_marginBottom="1dip"
-        android:layout_marginLeft="14dip"
-	    android:checkMark="?android:attr/listChoiceIndicatorMultiple"
-        android:singleLine="true"
-        android:ellipsize="marquee"
-        android:layout_toRightOf="@id/contact_photo_image"
-        android:gravity="center_vertical|left"
-        android:textAppearance="?android:attr/textAppearanceMedium" />
-
     <CheckBox android:id="@+id/check_box"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_alignParentRight="true"
-        android:layout_marginTop="13dp"
-        android:focusable="false"
-        android:clickable="false" />
+              android:layout_width="wrap_content"
+              android:layout_height="wrap_content"
+              android:layout_gravity="center_vertical"
+              android:focusable="false"
+              android:clickable="false" />
 
 </org.thoughtcrime.securesms.contacts.ContactSelectionListItem>

res/layout/contact_selection_recyclerview_header.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TextView xmlns:android="http://schemas.android.com/apk/res/android"
+          xmlns:tools="http://schemas.android.com/tools"
+          android:layout_width="48dp"
+          android:layout_height="?android:attr/listPreferredItemHeight"
+          android:gravity="center"
+          android:textColor="#666"
+          android:textSize="22sp"
+          tools:text="H" />

res/layout/recycler_view_fast_scroller.xml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<merge xmlns:android="http://schemas.android.com/apk/res/android"
+       xmlns:tools="http://schemas.android.com/tools"
+       android:layout_width="wrap_content"
+       android:layout_height="match_parent">
+
+    <TextView android:id="@+id/fastscroller_bubble"
+              android:layout_width="wrap_content"
+              android:layout_height="wrap_content"
+              android:background="@drawable/recycler_view_fast_scroller_bubble"
+              android:gravity="center"
+              android:textColor="@color/white"
+              android:textSize="48sp"
+              android:visibility="gone"
+              tools:visibility="visible"
+              tools:text="A" />
+
+    <ImageView android:id="@+id/fastscroller_handle"
+               android:layout_width="wrap_content"
+               android:layout_height="wrap_content"
+               android:padding="8dp"
+               android:src="@drawable/recycler_view_fast_scroller_handle" />
+
+</merge>

res/values/attrs.xml

@@ -129,7 +129,8 @@
     </declare-styleable>
 
     <declare-styleable name="AvatarImageView">
-        <attr name="inverted" format="boolean"/>
+        <attr name="inverted" format="boolean" />
+        <attr name="showBadge" format="boolean" />
     </declare-styleable>
 
     <declare-styleable name="ThumbnailView">