Added the flush command.

Instead of trying to actually flush queues, we send a special command
through the same queues as the other commands and can thus guarantee
that the respective commands have been processed without blocking
anything.

1 files changed, 6 insertions, 4 deletions

diff --git a/common/notification.h b/common/notification.h
index dcf00a3..b1bd290 100644
--- a/common/notification.h
+++ b/common/notification.h
@@ -37,17 +37,19 @@ public:
         Warning,
         Progress,
         Inspection,
-        RevisionUpdate
+        RevisionUpdate,
+        FlushCompletion
     };
     enum InspectionCode {
-        Success,
+        Success = 0,
         Failure
     };
 
     QByteArray id;
-    int type;
+    int type = 0;
     QString message;
-    int code;
+    //A return code. Zero typically indicates success.
+    int code = 0;
 };
 }