ui/sendviewcontroller.md

@@ -48,6 +48,8 @@ the state after composing is one of the following:
       -  default mail
 *  warning-reaction mail
    -  compose a mail as a reaction to a warning (getting a postcard from a contact, who sent letters before)
+*  send in progress
+   -  the client tries to send a mail at the moment. In this case we don't want the user to manipulate content or tap again on send
 
 ### equivalent states
 *  invite mail