/// <summary>
/// The handler for activation for feature values
/// </summary>
private void HandleActivateFeatureValueRequest(LiteActivateFeatureValueRequestMessage request)
{
if (request.FieldDescriptor != null)
{
if (request.FieldDescriptor.IsGeometry)
{
// Geometry
var element = request.Value as IFeatureGeometry;
if (element != null && element.World != null)
{
HandleGeometryActivation(request.Sender, request.Feature, request.FieldDescriptor, element);
}
}
else if (request.FieldDescriptor.IsJoin)
{
// Joins
var element = request.Value as IJoinElement;
if (element != null)
{
HandleJoinActivation(request.Sender, request.Feature, request.FieldDescriptor, element);
}
}
if (request.FieldDescriptor.IsSmartLink)
{
// Smart Links
var smartLinkType = request.FieldDescriptor.FieldType as FeatureSmartLinkType;
if (smartLinkType.IsMulti)
{
// Multi Smart Link
var multiSmartLink = request.Value as MultiSmartLink;
var numberOfLinks = multiSmartLink.Count;
if (numberOfLinks == 1)
{
// Multi Smart Link with a single linke
HandleSingleSmartLinkActivation(request.Sender, request.Feature, request.FieldDescriptor, multiSmartLink.SmartLinks()[0]);
}
else if (numberOfLinks > 1)
{
// Multi Smart Link with multiple links
HandleMultiSmartLinkActivation(request.Sender, request.Feature, request.FieldDescriptor, multiSmartLink);
}
}
else
{
// Single Smart Link
HandleSingleSmartLinkActivation(request.Sender, request.Feature, request.FieldDescriptor, request.Value as SingleSmartLink);
}
}
}
}
/// <summary>
/// A feature value has been activated (ie, a hyperlinked value has been pressed).
/// This information is sent on the messenger, to be dealt with by a FeatureValueActivation ViewModel
/// that has been set up specifically for that purpose.
/// </summary>
protected override void OnFeatureValueActivated(Feature feature, FeatureFieldDescriptor field, object value)
{
// The base will raise the property changed notification
base.OnFeatureValueActivated(feature, field, value);
// Create a value activation request
var request = new LiteActivateFeatureValueRequestMessage(this, feature, field, value);
// Send the request on the messenger
Messenger.Send(request);
}
