private void OnMessageReceived(MessageGpxFileRepositoryContentsChanged message)
{
if (message.RemovedNodes != null)
{
foreach (var actRemovedNode in message.RemovedNodes)
{
foreach (var actTour in actRemovedNode.GetAssociatedToursDeep())
{
_loadedTours.Remove(actTour);
}
}
}
if (message.AddedNodes != null)
{
foreach (var actAddedNode in message.AddedNodes)
{
foreach (var actTour in actAddedNode.GetAssociatedToursDeep())
{
_loadedTours.Add(actTour);
}
}
}
this.UpdateLayer_LoadedGpxFiles();
this.UpdateLayer_Points();
this.ResetCamera(_loadedTours);
}
private void OnMessageReceived(MessageGpxFileRepositoryContentsChanged message)
{
this.Command_CloseAll.RaiseCanExecuteChanged();
// Search parent nodes which should be updated
var nodesToUpdate = new HashSet <GpxFileRepositoryNode>();
if (message.AddedNodes != null)
{
foreach (var actAddedNode in message.AddedNodes)
{
var actParent = (actAddedNode as GpxFileRepositoryNode)?.Parent;
while (actParent != null)
{
nodesToUpdate.Add(actParent);
actParent = actParent.Parent;
}
}
}
if (message.RemovedNodes != null)
{
foreach (var actRemovedNode in message.RemovedNodes)
{
var actParent = (actRemovedNode as GpxFileRepositoryNode)?.Parent;
while (actParent != null)
{
nodesToUpdate.Add(actParent);
actParent = actParent.Parent;
}
}
}
// Stop here if there is nothing to update
if (nodesToUpdate.Count == 0)
{
return;
}
// Update all viewmodels that may have changed
foreach (var actTopLevelNode in this.TopLevelNodes)
{
TriggerNodeUIUpdate(actTopLevelNode, nodesToUpdate);
}
}