/// <summary>
/// React on map server state changed.
/// </summary>
/// <param name="sender">Layer, which server state changed.</param>
/// <param name="e">Ignored.</param>
private void Server_StateChanged(object sender, EventArgs e)
{
AgsServer agsServer = (AgsServer)sender;
// index for inserting layer
int index = 0;
foreach (AgsLayer wrap in _agsLayers)
{
if (map.Layers.Contains(wrap.ArcGISLayer))
{
index++;
}
else
{
AgsMapLayer agsMapLayer = wrap.MapLayer as AgsMapLayer;
if (agsMapLayer != null && agsMapLayer.Server == agsServer && agsServer.State == AgsServerState.Authorized)
{
wrap.UpdateTokenIfNeeded();
map.Layers.Insert(index, wrap.ArcGISLayer);
// Check spatial reference ID is present in Map
if (Map.SpatialReferenceID.HasValue)
{
_SetSpatialReferenceIDToObjectLayersIfNeeded();
}
}
}
}
}
/// <summary>
/// Add available service layers to map and process unavailable.
/// </summary>
private void _InitServiceLayers()
{
// Save AgsLayers to list
_agsLayers = new List <AgsLayer>();
map.Layers.Clear();
foreach (MapLayer layer in this.Map.Layers)
{
AgsMapLayer agsMapLayer = layer as AgsMapLayer;
AgsLayer wrap = AgsLayerFactory.CreateLayer(agsMapLayer.Server, layer);
_agsLayers.Add(wrap);
// subscribe to StateChanged event to react on server state changing
agsMapLayer.Server.StateChanged += new EventHandler(Server_StateChanged);
wrap.ArcGISLayer.InitializationFailed += new EventHandler <EventArgs>(ArcGISLayer_InitializationFailed);
if (agsMapLayer.Server.State == ESRI.ArcLogistics.Services.AgsServerState.Authorized)
{
map.Layers.Add(wrap.ArcGISLayer);
}
}
// Check all layers availability and save it to details list
List <MessageDetail> details = new List <MessageDetail>();
foreach (MapLayer mapLayer in Map.Layers)
{
AgsMapLayer agsMapLayer = mapLayer as AgsMapLayer;
if (agsMapLayer != null)
{
if (agsMapLayer.Server.State == AgsServerState.Unavailable)
{
string format = (string)App.Current.FindResource("LayerUnavailable");
string errorMessage = string.Format(format, mapLayer.Name);
MessageDetail detail = new MessageDetail(MessageType.Error, errorMessage);
details.Add(detail);
}
else if (agsMapLayer.Server.State == AgsServerState.Unauthorized)
{
string format = (string)App.Current.FindResource("LayerNotAuthorized");
string errorMessage = string.Format(format, mapLayer.Name, agsMapLayer.Server.Title);
Link link = new Link((string)App.Current.FindResource("LicencePanelText"),
Pages.PagePaths.LicensePagePath, LinkType.Page);
MessageDetail detail = new MessageDetail(MessageType.Error, errorMessage, link);
details.Add(detail);
}
}
}
// Add info to messenger in case of at least one unavailable layer
if (details.Count > 0)
{
App.Current.Messenger.AddError((string)App.Current.FindResource("SomeMapLayersCannotBeLoaded"), details);
}
}
