svn commit: r15831 - trunk/src/argouml-core-diagrams-sequence2/src/org/argouml/uml/diagram/sequence2/SequenceDiagramGraphModel.java

Author: bobtarling
Date: 2008-09-29 15:27:11-0700
New Revision: 15831

Modified:
   trunk/src/argouml-core-diagrams-sequence2/src/org/argouml/uml/diagram/sequence2/SequenceDiagramGraphModel.java

Log:
Issue 5166: Nullify our interaction reference when the interaction is deleted

Modified: trunk/src/argouml-core-diagrams-sequence2/src/org/argouml/uml/diagram/sequence2/SequenceDiagramGraphModel.java
Url: http://argouml.tigris.org/source/browse/argouml/trunk/src/argouml-core-diagrams-sequence2/src/org/argouml/uml/diagram/sequence2/SequenceDiagramGraphModel.java?view=diff&rev=15831&p1=trunk/src/argouml-core-diagrams-sequence2/src/org/argouml/uml/diagram/sequence2/SequenceDiagramGraphModel.java&p2=trunk/src/argouml-core-diagrams-sequence2/src/org/argouml/uml/diagram/sequence2/SequenceDiagramGraphModel.java&r1=15830&r2=15831
==============================================================================
--- trunk/src/argouml-core-diagrams-sequence2/src/org/argouml/uml/diagram/sequence2/SequenceDiagramGraphModel.java	(original)
+++ trunk/src/argouml-core-diagrams-sequence2/src/org/argouml/uml/diagram/sequence2/SequenceDiagramGraphModel.java	2008-09-29 15:27:11-0700
@@ -35,6 +35,7 @@
 
 import org.apache.log4j.Logger;
 import org.argouml.kernel.ProjectManager;
+import org.argouml.model.DeleteInstanceEvent;
 import org.argouml.model.Model;
 import org.argouml.uml.CommentEdge;
 import org.argouml.uml.diagram.UMLMutableGraphSupport;
@@ -260,9 +261,17 @@
         
     }
 
-    public void propertyChange(PropertyChangeEvent pce) {
-        // TODO: Auto-generated method stub
-        
+    /**
+     * Look for delete events of the interaction that this diagram
+     * represents. Null our interaction reference if detected.
+     * @param evt the property change event
+     */
+    public void propertyChange(PropertyChangeEvent evt) {
+        if (evt instanceof DeleteInstanceEvent
+                && evt.getSource() == interaction) {
+            Model.getPump().removeModelEventListener(this, interaction);
+            interaction = null;
+        }
     }
 
     /**
@@ -366,5 +375,4 @@
             fireEdgeAdded(edge);
         }
     }
-
 }