System.Windows.Automation.CacheRequest.Clone C# (CSharp) Method

        public CacheRequest Clone()
        {
            return new CacheRequest(this._obj.Clone());
        }

        public AutomationElement GetUpdatedCache(CacheRequest request)
        {
            if (request == null)
            {
                throw new ArgumentNullException("request");
            }

            var updated = SourceManager.GetOrCreateAutomationElement(sourceElement);

            if (request == CacheRequest.DefaultRequest)
            {
                return(updated);
            }

            if ((request.TreeScope & TreeScope.Element) == TreeScope.Element)
            {
                foreach (var property in request.CachedProperties)
                {
                    updated.propertyCache [property.Id] =
                        new CachedValue(updated.GetCurrentPropertyValue(property),
                                        updated.sourceElement.SupportsProperty(property));
                }
                updated.mode         = request.AutomationElementMode;
                updated.CacheRequest = request.Clone();
            }

            if ((request.TreeScope & TreeScope.Children) == TreeScope.Children ||
                (request.TreeScope & TreeScope.Descendants) == TreeScope.Descendants)
            {
                // Modify scope to make sure children include
                // themselves, and only include their own
                // children if specified by original scope
                var childRequest = request.Clone();
                childRequest.TreeScope |= TreeScope.Element;
                if ((request.TreeScope & TreeScope.Descendants) != TreeScope.Descendants)
                {
                    childRequest.TreeScope ^= TreeScope.Children;
                }

                updated.cachedChildren = new List <AutomationElement> ();
                var child = TreeWalker.RawViewWalker.GetFirstChild(updated, childRequest);
                while (child != null)
                {
                    if (childRequest.TreeFilter.AppliesTo(child))
                    {
                        child.cachedParent = updated;
                        updated.cachedChildren.Add(child);
                    }
                    child = TreeWalker.RawViewWalker.GetNextSibling(child, childRequest);
                }
            }

            return(updated);
        }