private void OnMapSelectionChanged(object sender, SelectionChangedEventArgs e)
{
// When a web map is selected, update the map in the map view
if (e.AddedItems != null && e.AddedItems.Count > 0)
{
// Make sure a portal item is selected
var selectedMap = e.AddedItems[0] as PortalItem;
if (selectedMap == null)
{
return;
}
// Create a new map and display it
var webMap = new Map(selectedMap);
// Handle change in the load status (to report load errors)
webMap.LoadStatusChanged += WebMapLoadStatusChanged;
MyMapView.Map = webMap;
}
// Hide the flyouts
SearchMapsFlyout.Hide();
MyMapsFlyout.Hide();
// Unselect the map item
var list = sender as ListView;
list.SelectedItem = null;
}
private async void MyMapsClicked(object sender, Windows.UI.Xaml.RoutedEventArgs e)
{
// Get web map portal items in the current user's folder or from a keyword search
IEnumerable <PortalItem> mapItems = null;
ArcGISPortal portal;
// If the list has already been populated, return
if (MyMapsList.ItemsSource != null)
{
return;
}
// Call a sub that will force the user to log in to ArcGIS Online (if they haven't already)
var loggedIn = await EnsureLoggedInAsync();
if (!loggedIn)
{
return;
}
// Connect to the portal (will connect using the provided credentials)
portal = await ArcGISPortal.CreateAsync(new Uri(ArcGISOnlineUrl));
// Get the user's content (items in the root folder and a collection of sub-folders)
PortalUserContent myContent = await portal.User.GetContentAsync();
// Get the web map items in the root folder
mapItems = from item in myContent.Items where item.Type == PortalItemType.WebMap select item;
// Loop through all sub-folders and get web map items, add them to the mapItems collection
foreach (PortalFolder folder in myContent.Folders)
{
IEnumerable <PortalItem> folderItems = await portal.User.GetContentAsync(folder.FolderId);
mapItems.Concat(from item in folderItems where item.Type == PortalItemType.WebMap select item);
}
// Show the web maps in the list box
MyMapsList.ItemsSource = mapItems;
// Make sure the flyout is shown
MyMapsFlyout.ShowAt(sender as Windows.UI.Xaml.FrameworkElement);
}
