AppendSearchSeparator() public method

public AppendSearchSeparator ( [ label ) : void
label [
return void
        public static async Task PopulateSuggestionsAsync(string queryText, SearchSuggestionCollection results)
        {
            // if we don't have at least three characters to work with, do nothing...
            if(queryText.Length < 3)
                return;

            // how many?
            int maxSuggestions = 5;

            // get the list...
            var suggestions = await ReportItem.GetSearchSuggestionsAsync(queryText);

            // sort the suggestions...
            var titles = new List<string>();
            foreach (var title in suggestions.Keys)
                titles.Add(title);
            titles.Sort();

            // do we have one that we can use as a recommendation?
            ReportItem recommendation = null;
            foreach (var title in titles)
            {
                if (suggestions[title].Count == 1)
                {
                    recommendation = suggestions[title][0];
                    break;
                }
            }

            // if we have a recommendation only show three suggestions...
            if (recommendation != null)
                maxSuggestions -= 2;

            // add the suggestions...
            foreach (var title in titles)
            {
                results.AppendQuerySuggestion(title);

                // enough?
                if (results.Size == maxSuggestions)
                    break;
            }

            // add the recommendation...
            if (recommendation != null)
            {
                // we need an image...
                var viewItem = new ReportViewItem(recommendation);
                var imageUri = await new ReportImageCacheManager().GetLocalImageUriAsync(viewItem);

                // add the suggestion...
                results.AppendSearchSeparator("Recommendation");
                results.AppendResultSuggestion(recommendation.Title, recommendation.Description, recommendation.Id.ToString(),
                    RandomAccessStreamReference.CreateFromUri(new Uri(imageUri)), recommendation.Title);
            }
        }
Ejemplo n.º 2
0
        private async Task GetSuggestionsAsync(string str, SearchSuggestionCollection suggestions)
        {
            // Cancel the previous suggestion request if it is not finished.
            if (currentXmlRequestOp != null)
            {
                currentXmlRequestOp.Cancel();
            }

            // Get the suggestion from a web service.
            currentXmlRequestOp = XmlDocument.LoadFromUriAsync(new Uri(str));
            XmlDocument doc = await currentXmlRequestOp;
            await Task.Delay(rand.Next(10, 5000));

            Debug.WriteLine("** response size: {0}", doc.GetXml().Length);


            currentXmlRequestOp = null;
            XmlNodeList nodes = doc.GetElementsByTagName("Section");
            if (nodes.Count > 0)
            {
                IXmlNode section = nodes[0];
                foreach (IXmlNode node in section.ChildNodes)
                {
                    if (node.NodeType != NodeType.ElementNode)
                    {
                        continue;
                    }
                    if (node.NodeName.Equals("Separator", StringComparison.CurrentCultureIgnoreCase))
                    {
                        string title = null;
                        IXmlNode titleAttr = node.Attributes.GetNamedItem("title");
                        if (titleAttr != null)
                        {
                            title = titleAttr.NodeValue.ToString();
                        }
                        suggestions.AppendSearchSeparator(string.IsNullOrWhiteSpace(title) ? "Suggestions" : title);
                    }
                    else
                    {
                        AddSuggestionFromNode(node, suggestions);
                    }
                }
            }
        }
Ejemplo n.º 3
0
 private async Task GenerateSuggestions(StorageFile file, SearchSuggestionCollection suggestions)
 {
     XmlDocument doc = new XmlDocument();
     doc.LoadXml(await FileIO.ReadTextAsync(file));
     XmlNodeList nodes = doc.GetElementsByTagName("Section");
     if (nodes.Count > 0)
     {
         IXmlNode section = nodes[0];
         foreach (IXmlNode node in section.ChildNodes)
         {
             if (node.NodeType != NodeType.ElementNode)
             {
                 continue;
             }
             if (node.NodeName.Equals("Separator", StringComparison.CurrentCultureIgnoreCase))
             {
                 string title = node.Attributes.GetNamedItem("title").NodeValue.ToString();
                 if (string.IsNullOrWhiteSpace(title))
                 {
                     suggestions.AppendSearchSeparator(title);
                 }
             }
             else
             {
                 AddSuggestionFromNode(node, suggestions);
             }
         }
     }
 }