private async Task OnProjectItemRemoving(ProjectItemRemovingEventArgs e)
{
await ViewUtils.TryAsync(QueuedTask.Run(() =>
{
foreach (var item in e.ProjectItems.OfType <WorklistItem>())
{
string name = WorkListUtils.GetName(item.Path);
Assert.NotNullOrEmpty(name);
//Item container = Project.Current.GetProjectItemContainer(WorklistsContainer.ContainerTypeName);
//var worklistsContainer = container as WorklistsContainer;
//worklistsContainer?.Refresh();
//foreach (Item cont in Project.Current.ProjectItemContainers)
//{
// string contType = cont.Type;
// string contTypeID = cont.TypeID;
//}
if (_layersByWorklistName.TryGetValue(name, out FeatureLayer worklistLayer))
{
// this does NOT call the OnLayerRemovingAsync event handler!!o
// OnLayerRemovingAsync is called when the layer is removes manually
MapView.Active.Map.RemoveLayer(worklistLayer);
foreach (IWorkList worklist in GetAssociatedWorklists(
new Layer[] { worklistLayer }))
{
// no need to persist work list state, work list gets deleted
Unload(worklist);
Assert.True(_registry.Remove(worklist),
$"Cannot remove work list {worklist.Name} from registry");
}
}
}
}), _msg);
// NOTE collapses Worklists folder, refresh of folder would be better
//var projectItem = ProjectItemUtils.Get<MapProjectItem>().ToList();
//List<Item> items = projectItem?.GetItems()?.ToList();
//string folderName = "Worklists";
//Item firstOrDefault = items?.FirstOrDefault(i => string.Equals(folderName, i.Name));
}
private async Task OnLayerRemovingAsync(LayersRemovingEventArgs e)
{
// todo daro: revise usage of Task
//await Task.Run(() =>
//{
foreach (IWorkList workList in _layerByWorkList
.Where(pair => e.Layers.Contains(pair.Value))
.Select(pair => pair.Key).ToList())
{
foreach (var observer in _observers)
{
observer.WorkListRemoved(workList);
}
List <WorkListObserver> emptyObservers = GetEmptyObservers();
foreach (var observer in emptyObservers)
{
UnregisterObserver(observer);
}
await QueuedTask.Run(() =>
{
// ensure folder exists before commit
EnsureFolderExists(GetLocalWorklistsFolder());
workList.Commit();
UnwireEvents(workList);
//UnregisterViewModel(workList);
_layerByWorkList.Remove(workList);
_registry.Remove(workList);
// Note daro: don't dispose work list here. Given the following situation.
// Remove work list layer would dispose the source geodatabase (in GdbItemRepository).
// Add work list layer again with same source geodatabase is going to throw an
// exception, e.g. on SetStatus
//workList.Dispose();
});
}
//});
}
