Add a value(ValueType) method for ValueParam, to directly change the value using the templatized type. Use two intermediate streamstring conversions.

eo/src/utils/eoParam.h

@@ -169,23 +169,37 @@ public :
             eoParam::defValue(getValue());
         }
 
-    /** Parameter value
+    /** Get a reference on the parameter value
 
     @return parameter value
     */
-    ValueType& value()
-        { return repValue; }
+    ValueType& value() { return repValue; }
 
-    /** Parameter value
+    /** Get a const reference on the parameter value
 
     @overload
 
     @return parameter value
     */
-    const ValueType& value() const
-        { return repValue; }
+    const ValueType& value() const { return repValue; }
 
 
+    /** Change the parameter value
+     */
+    void value( ValueType val ) 
+    {
+        // convert to string
+        std::ostringstream os;
+        os << val;
+
+        // convert to ValueType
+        std::istringstream is( os.str() );
+        is >> repValue;
+    }
+
+
+    /** Get the string representation of the value
+     */
     std::string getValue(void) const
     {
         std::ostringstream os;
@@ -194,7 +208,7 @@ public :
     }
 
 
-    /** @brief Set value according to the speciied string
+    /** @brief Set the value according to the speciied string
 
     For scalar types the textual represenation is typically quite
     straigtforward.