/*
        This example demonstrates how to use the ToggleParameterValue() command and
        how to convert string names of parameters to Parameter objects (since the
        GetValue command returns the value of a parameter, not a pointer to it)
*/
NewScene( null, false )
var item1 = CreatePrim( "Cube", "MeshSurface" );
var item2 = CreatePrim( "Cylinder", "MeshSurface" );
var target = "visibility.ghosting";
//INFO : Before toggling: 
//INFO : cube.visibility.ghosting = false
//INFO : cylinder.visibility.ghosting = false
LogMessage( "Before toggling: ");
ReadValues( item1 + "." + target );
ReadValues( item2 + "." + target );
ToggleParameterValue( item1 + "," + item2, target )
//INFO : After toggling: 
//INFO : cube.visibility.ghosting = true
//INFO : cylinder.visibility.ghosting = true
LogMessage( "After toggling: ");
ReadValues( item1 + "." + target );
ReadValues( item2 + "." + target );
function ReadValues( in_param ) 
{
        // First convert the string to a Parameter object
        var new_param = Dictionary.GetObject( in_param );
        // Then wrap the test in a try statement so it doesn't break 
        // the script if anything goes wrong
        try {
                if ( ClassName(new_param) == "Parameter" ) {
                        LogMessage( new_param.FullName + " = " + new_param.Value );
                }
        } catch(e) {
                LogMessage( "Item to test is not a valid parameter." );
        }
}
//