SF.net SVN: openvrml:[4186] trunk

[<br...@us...>]

Revision: 4186
          http://openvrml.svn.sourceforge.net/openvrml/?rev=4186&view=rev
Author:   braden
Date:     2010-08-20 19:19:29 +0000 (Fri, 20 Aug 2010)

Log Message:
-----------
Must use dynamic_cast due to virtual inheritance.

Modified Paths:
--------------
    trunk/ChangeLog
    trunk/src/libopenvrml/openvrml/event.h

Modified: trunk/ChangeLog
===================================================================
--- trunk/ChangeLog	2010-08-20 04:53:46 UTC (rev 4185)
+++ trunk/ChangeLog	2010-08-20 19:19:29 UTC (rev 4186)
@@ -1,6 +1,12 @@
 2010-08-20 Braden McDaniel  <br...@en...>
 
 	* src/libopenvrml/openvrml/event.h
+	(openvrml::event_emitter::listeners<FieldValue>() const): Must use
+	dynamic_cast due to virtual inheritance.
+
+2010-08-20 Braden McDaniel  <br...@en...>
+
+	* src/libopenvrml/openvrml/event.h
 	(openvrml::event_emitter): Changed add and remove member function
 	templates from public to protected access.
 

Modified: trunk/src/libopenvrml/openvrml/event.h
===================================================================
--- trunk/src/libopenvrml/openvrml/event.h	2010-08-20 04:53:46 UTC (rev 4185)
+++ trunk/src/libopenvrml/openvrml/event.h	2010-08-20 19:19:29 UTC (rev 4186)
@@ -229,8 +229,10 @@
             field_value_listener<FieldValue> *
             operator()(event_listener * listener) const OPENVRML_NOTHROW
             {
-                return boost::polymorphic_downcast<
-                    field_value_listener<FieldValue> *>(listener);
+                field_value_listener<FieldValue> * const result =
+                    dynamic_cast<field_value_listener<FieldValue> *>(listener);
+                assert(result);
+                return result;
             }
         };
         boost::shared_lock<boost::shared_mutex> lock(this->listeners_mutex_);


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