Added reply menu to send new message

app/src/main/java/eu/faircode/email/AdapterMessage.java

@@ -2292,6 +2292,11 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
                     if (amessage == null || !amessage.id.equals(message.id))
                         return;
 
+                    final Address[] to =
+                            message.replySelf(identities, message.account)
+                                    ? message.to
+                                    : (message.reply == null || message.reply.length == 0 ? message.from : message.reply);
+
                     Address[] recipients = message.getAllRecipients(identities, message.account);
 
                     View anchor = bnvActions.findViewById(R.id.action_reply);
@@ -2301,6 +2306,7 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
                     popupMenu.getMenu().findItem(R.id.menu_reply_list).setVisible(message.list_post != null);
                     popupMenu.getMenu().findItem(R.id.menu_reply_receipt).setVisible(message.receipt_to != null);
                     popupMenu.getMenu().findItem(R.id.menu_reply_answer).setVisible(answers != 0 || !ActivityBilling.isPro(context));
+                    popupMenu.getMenu().findItem(R.id.menu_new_message).setVisible(to != null && to.length > 0);
 
                     popupMenu.setOnMenuItemClickListener(new PopupMenu.OnMenuItemClickListener() {
                         @Override
@@ -2323,6 +2329,10 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
                                     return true;
                                 case R.id.menu_forward:
                                     onMenuReply(message, "forward");
+                                    return true;
+                                case R.id.menu_new_message:
+                                    onMenuNew(message, to);
+                                    return true;
                                 default:
                                     return false;
                             }
@@ -2345,6 +2355,13 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
             context.startActivity(reply);
         }
 
+        private void onMenuNew(TupleMessageEx message, Address[] to) {
+            Intent reply = new Intent(context, ActivityCompose.class)
+                    .putExtra("action", "new")
+                    .putExtra("to", MessageHelper.formatAddresses(to, true, true));
+            context.startActivity(reply);
+        }
+
         private void onMenuAnswer(TupleMessageEx message) {
             new SimpleTask<List<EntityAnswer>>() {
                 @Override

app/src/main/res/menu/popup_reply.xml

@@ -23,4 +23,8 @@
     <item
         android:id="@+id/menu_forward"
         android:title="@string/title_forward" />
+
+    <item
+        android:id="@+id/menu_new_message"
+        android:title="@string/title_new_message" />
 </menu>

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

@@ -503,6 +503,7 @@
     <string name="title_flag_color">Colored star &#8230;</string>
     <string name="title_unflag">Remove star</string>
     <string name="title_forward">Forward</string>
+    <string name="title_new_message">New message</string>
     <string name="title_editasnew">Edit as new</string>
     <string name="title_create_rule">Create rule &#8230;</string>
     <string name="title_share">Share</string>