if fcc fails (e.g., imap server has disconnected sent folder connection), offer use chance to retry 163951 sr=mscott

mailnews/compose/resources/locale/en-US/composeMsgs.properties

@@ -222,6 +222,9 @@ noIdentities=You don't have any email identities yet.  Create one with the Accou
 ## @name NS_MSG_ERROR_ATTACHING_FILE
 12570=There was an error attaching %S. Please check if you have access to the file.
 
+## @name NS_MSG_ERROR_DOING_FCC
+12571=There was an error copying the message to the Sent folder. Retry?
+
 ## Strings use for the save message dialog shown when the user close a message compose window
 saveDlogTitle=Save Message
 saveDlogMessage=Message has not been sent. Do you want to save the message in the Drafts folder?

mailnews/compose/src/nsMsgComposeStringBundle.h

@@ -139,5 +139,5 @@ private:
 #define NS_ERROR_SMTP_PERM_SIZE_EXCEEDED_2          NS_MSG_GENERATE_FAILURE(12569)
 
 #define NS_MSG_ERROR_ATTACHING_FILE                 NS_MSG_GENERATE_FAILURE(12570)
-
+#define NS_MSG_ERROR_DOING_FCC                      NS_MSG_GENERATE_FAILURE(12571)
 #endif /* _nsMsgComposeStringBundle_H_ */

mailnews/compose/src/nsMsgSend.cpp

@@ -3895,6 +3895,16 @@ nsMsgComposeAndSend::NotifyListenerOnStopCopy(nsresult aStatus)
   nsCOMPtr<nsIPrompt> prompt;
   GetDefaultPrompt(getter_AddRefs(prompt));
 
+  if (NS_FAILED(aStatus))
+  {
+    PRBool retry = PR_FALSE;
+    nsMsgAskBooleanQuestionByID(prompt, NS_MSG_ERROR_DOING_FCC, &retry, nsnull /* what title */);
+    if (retry)
+    {
+      return DoFcc();
+    }
+
+  }
   // Ok, now to support a second copy operation, we need to figure
   // out which copy request just finished. If the user has requested
   // a second copy operation, then we need to fire that off, but if they