/// <summary>
/// This function inserts three items into the index with generic Key, Name, Keywords, and Comment properties.
/// </summary>
public async static Task <string> AddItemsToIndex(Windows.Storage.Search.ContentIndexer indexer)
{
var content = new Windows.Storage.Search.IndexableContent();
const int numberOfItemsToIndex = 3;
for (int i = 0; i < numberOfItemsToIndex; i++)
{
content.Properties[Windows.Storage.SystemProperties.ItemNameDisplay] = "Sample Item Name " + i;
content.Properties[Windows.Storage.SystemProperties.Keywords] = "Sample keyword " + i;
content.Properties[Windows.Storage.SystemProperties.Comment] = "Sample comment " + i;
content.Id = "SampleKey" + i;
OnIndexerOperationBegin();
await indexer.AddAsync(content);
OnIndexerOperationComplete(indexer);
}
string[] propertiesToQuery =
{
Windows.Storage.SystemProperties.ItemNameDisplay,
Windows.Storage.SystemProperties.Keywords,
Windows.Storage.SystemProperties.Comment
};
var query = indexer.CreateQuery("*", propertiesToQuery);
uint count = await query.GetCountAsync();
return("Number of items currently in the index: " + count);
}
public static void OnIndexerOperationComplete(Windows.Storage.Search.ContentIndexer indexer)
{
// Set the expectedIndexRevision to be the reported index revision number because the operation
// has succeeded
var localSettings = Windows.Storage.ApplicationData.Current.LocalSettings;
localSettings.Values["expectedIndexRevision"] = indexer.Revision;
}
