private void WebMapListView_ItemSelected(object sender, AdapterView.ItemClickEventArgs e)
{
// When a row in the list is selected, get the associated web map item.
PortalItemAdapter itemAdapter = _webMapListView.Adapter as PortalItemAdapter;
PortalItem selectedItem = itemAdapter[e.Position];
// Create a new map from the portal item and display it in the map view.
Map webMap = new Map(selectedItem);
_myMapView.Map = webMap;
}
private async void SearchPortal(ArcGISPortal currentPortal)
{
// Show status message.
_messagesTextView.Text = "Searching for web map items on the portal at " + currentPortal.Uri.AbsoluteUri;
var messageBuilder = new StringBuilder();
try
{
// Report connection info.
messageBuilder.AppendLine("Connected to the portal on " + currentPortal.Uri.Host);
// Report the user name used for this connection.
if (currentPortal.User != null)
{
messageBuilder.AppendLine("Connected as: " + currentPortal.User.UserName);
}
else
{
// Note: This shouldn't happen for a secure portal!
messageBuilder.AppendLine("Anonymous");
}
// Search the portal for web maps.
var items = await currentPortal.FindItemsAsync(new PortalQueryParameters("type:(\"web map\" NOT \"web mapping application\")"));
// Build a list of items from the results.
var resultItems = from r in items.Results select new KeyValuePair <string, PortalItem>(r.Title, r);
// Add the items to a dictionary.
List <PortalItem> webMapItems = new List <PortalItem>();
foreach (var itm in resultItems)
{
webMapItems.Add(itm.Value);
}
// Create an array adapter for the result list.
PortalItemAdapter adapter = new PortalItemAdapter(this, webMapItems);
// Apply the adapter to the list view to show the results.
_webMapListView.Adapter = adapter;
}
catch (Exception ex)
{
// Report errors searching the portal.
messageBuilder.AppendLine(ex.Message);
}
finally
{
// Show messages.
_messagesTextView.Text = messageBuilder.ToString();
}
}
