dispose method

Implementation

@override
// framework level dispose can happen asynchronously
void dispose() async
{
  Log().debug('Dispose called on framework model => <FML name="$templateName" url="$url"/>');

  disposed = true;

  // dispose header model
  header?.dispose();

  // dispose footer model
  footer?.dispose();

  // dispose drawer model
  drawer?.dispose();

  // dispose of scope
  scope?.dispose();

  // clear event listeners
  manager.listeners.clear();

  // cleanup children
  super.dispose();
}