Basic quote view attachment handling

app/src/main/res/drawable/view_quote_attachment_preview_background.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">
+
+    <solid android:color="@color/black" />
+
+    <corners android:radius="4dp" />
+</shape>

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

@@ -18,7 +18,23 @@
         android:layout_centerVertical="true"
         android:background="@color/text" />
 
-    <!-- The start margin below is the accent line thickness (4 dp) + 12 dp -->
+    <RelativeLayout
+        android:id="@+id/quoteViewAttachmentPreviewContainer"
+        android:layout_width="40dp"
+        android:layout_height="40dp"
+        android:layout_alignParentStart="true"
+        android:layout_centerVertical="true"
+        android:background="@drawable/view_quote_attachment_preview_background">
+
+        <ImageView
+            android:id="@+id/quoteViewAttachmentPreviewImageView"
+            android:layout_width="20dp"
+            android:layout_height="20dp"
+            android:layout_centerInParent="true"
+            android:scaleType="centerInside"
+            android:src="@drawable/ic_microphone" />
+
+    </RelativeLayout>
 
     <LinearLayout
         android:id="@+id/quoteViewMainContentContainer"

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

@@ -845,4 +845,6 @@
     <string name="fragment_user_details_bottom_sheet_edit_text_hint">Enter a nickname</string>
     <string name="invalid_public_key">Invalid public key</string>
 
+    <string name="document">Document</string>
+
 </resources>