{
final MasterReport masterReportElement = getActiveContext().getContextRoot();
ElementStyleDefinition styleDefinition = masterReportElement.getStyleDefinition();
if(styleDefinition != null)
{
styleDefinition = styleDefinition.clone();
}
final ReportDesignerContext context = getReportDesignerContext();
final StyleDefinitionEditorDialog dialog = StyleDefinitionEditorDialog.createDialog(context.getView().getParent(), context);
final ElementStyleDefinition elementStyleDefinition = dialog.performEdit(styleDefinition);