# HG changeset patch
# User Chris Cannam
# Date 1142879656 0
# Node ID 7fcdc6df48532a0a6a20525019ca69795b610845
# Parent  d397ea0a79f53dc4d3c0fc668a0f8a8a68d700b3
* Create a new time instants layer if Enter is hit when there is no existing
  time instants layer present

diff -r d397ea0a79f5 -r 7fcdc6df4853 base/CommandHistory.cpp
--- a/base/CommandHistory.cpp	Mon Mar 20 15:10:07 2006 +0000
+++ b/base/CommandHistory.cpp	Mon Mar 20 18:34:16 2006 +0000
@@ -227,13 +227,16 @@
 	std::cerr << "CommandHistory::endCompoundOperation: ERROR: no compound operation in progress!" << std::endl;
     }
 
-    Command *toAdd = m_currentCompound;
+    MacroCommand *toAdd = m_currentCompound;
     m_currentCompound = 0;
 
-    // We don't execute the macro command here, because we have been
-    // executing the individual commands as we went along if
-    // m_executeCompound was true.
-    addCommand(toAdd, false);
+    if (toAdd->haveCommands()) {
+
+        // We don't execute the macro command here, because we have
+        // been executing the individual commands as we went along if
+        // m_executeCompound was true.
+        addCommand(toAdd, false);
+    }
 }    
 
 void