+ Fixed problem with duplicate 'project changed' messages.

Signed-off-by: Paul Beckingham <paul@beckingham.net>

ChangeLog

@@ -232,6 +232,8 @@
    Boeckel).
  + Fixed problem with DOM-checking the 'limit' pseudo-attribute (thanks to
    Barton Meeks).
+ + Fixed problem with duplicate 'project changed' messages (thanks to Owen
+   Clarke).
 
 ------ old releases ------------------------------
 

src/helpers.cpp

@@ -164,6 +164,9 @@ std::string onProjectChange (Task& task, bool scope /* = true */)
 ///////////////////////////////////////////////////////////////////////////////
 std::string onProjectChange (Task& task1, Task& task2)
 {
+  if (task1.get ("project") == task2.get ("project"))
+    return onProjectChange (task1);
+
   std::string messages = onProjectChange (task1);
   messages            += onProjectChange (task2);