Merging Styles from one Resources Dictionary to another

MergeStyles

        private bool _initialView = true;

        protected void LoadStyles()
        {

            if (!_initialView)
                return;

            _initialView = false;

            if (!String.IsNullOrEmpty(this.StyleSheet))
            {
                try
                {
                    var stylesheet = Activator.CreateInstance(Type.GetType(this.StyleSheet)) as VisualElement;
                    
                    foreach (var resource in stylesheet.Resources)
                        this.Resources.Add(resource.Key, resource.Value);

                }
                catch
                {
                    // Failed to add stylesheet
                }
            }
        }