private static XElement CreateFeatureElement(Feature feature)
{
return new XElement("Feature",
new XElement("Name", feature.Name),
new XElement("SupportLevel", feature.SupportLevel.ToString()),
new XElement("Type", feature.Type.ToString()),
new XElement("Features", feature.Features.Select(CreateFeatureElement)));
}
private void AddFeature_Execute()
{
var list = SelectedFeature == null ? Features : SelectedFeature.Features;
var newFeature = new Feature { Name = "New Feature", SupportLevel = SupportLevels.None };
list.Add(newFeature);
SelectedFeature = newFeature;
}
private Feature GetParentFeature(Feature curFeature, Feature feature)
{
var source = curFeature == null ? Features : curFeature.Features;
if (source.Any(f => f == feature))
return curFeature;
return source
.Select(f => GetParentFeature(f, feature))
.FirstOrDefault(f => f != null);
}
private void DeleteFeature_Execute()
{
if (SelectedFeature == null)
return;
var parent = GetParentFeature(null, SelectedFeature);
if (parent == null)
Features.Remove(SelectedFeature);
else
parent.Features.Remove(SelectedFeature);
SelectedFeature = null;
}
