private void MapsChanged(object sender, NotifyCollectionChangedEventArgs e)
{
switch (e.Action)
{
case NotifyCollectionChangedAction.Add:
foreach (Map map in e.NewItems)
{
AddMap(map);
}
break;
case NotifyCollectionChangedAction.Remove:
foreach (Map map in e.OldItems)
{
RemoveMap(map);
}
break;
case NotifyCollectionChangedAction.Move:
int oldIndex = e.OldStartingIndex;
int newIndex = e.NewStartingIndex;
if (oldIndex != -1 && newIndex != -1)
{
MapNodeViewModel entry = this.MapNodes[oldIndex];
this.MapNodes[oldIndex] = this.MapNodes[newIndex];
this.MapNodes[newIndex] = entry;
}
break;
default:
break;
}
}
private void SelectedItemChanged(object item)
{
if (typeof(ProjectNodeViewModel).IsAssignableFrom(item.GetType()))
{
ProjectNodeViewModel projectViewModel = item as ProjectNodeViewModel;
this.Session.CurrentProject.Value = projectViewModel.Project;
}
else if (typeof(MapNodeViewModel).IsAssignableFrom(item.GetType()))
{
MapNodeViewModel mapViewModel = item as MapNodeViewModel;
this.Session.CurrentMap.Value = mapViewModel.Map;
}
}
private void LoadProjectsAndMaps(ObservableCollection <Project> projects, ObservableCollection <Map> maps)
{
this.ExplorerNodes.Clear();
foreach (Project project in projects)
{
ProjectNodeViewModel node = new ProjectNodeViewModel(this.eventAggregator, actionHandler, project);
this.ExplorerNodes.Add(node);
}
foreach (Map map in maps)
{
MapNodeViewModel node = new MapNodeViewModel(this.eventAggregator, actionHandler, map);
this.ExplorerNodes.Add(node);
}
}
private void CurrentMapsChanged(object sender, NotifyCollectionChangedEventArgs e)
{
switch (e.Action)
{
case NotifyCollectionChangedAction.Add:
foreach (Map map in e.NewItems)
{
MapNodeViewModel node = new MapNodeViewModel(this.eventAggregator, actionHandler, map);
this.ExplorerNodes.Add(node);
}
break;
case NotifyCollectionChangedAction.Remove:
IEnumerable <MapNodeViewModel> projectViewModels = this.ExplorerNodes.OfType <MapNodeViewModel>();
foreach (Map map in e.OldItems)
{
MapNodeViewModel toRemove = projectViewModels.FirstOrDefault(entry => entry.Map == map);
this.ExplorerNodes.Remove(toRemove);
}
break;
case NotifyCollectionChangedAction.Move:
int oldIndex = e.OldStartingIndex;
int newIndex = e.NewStartingIndex;
if (oldIndex != -1 && newIndex != -1)
{
IProjectExplorerNodeViewModel entry = this.ExplorerNodes[oldIndex];
this.ExplorerNodes[oldIndex] = this.ExplorerNodes[newIndex];
this.ExplorerNodes[newIndex] = entry;
}
break;
default:
break;
}
}
public void RemoveMap(Map map)
{
MapNodeViewModel toRemove = this.MapNodes.FirstOrDefault(entry => entry.Map == map);
this.MapNodes.Remove(toRemove);
}
public void AddMap(Map map)
{
MapNodeViewModel node = new MapNodeViewModel(this.eventAggregator, this.actionHandler, map);
this.MapNodes.Add(node);
}