public void RebuildBreadcrumb(TreeItem treeItem, bool isAdd)
{
var ancestors = new List <TreeItem>();
var ghostParent = treeItem;
while (treeItem.Parent != null)
{
ancestors.Add(treeItem);
treeItem = treeItem.Parent;
}
ancestors.Reverse();
Breadcrumbs.Clear();
if (ancestors.Count > 0)
{
Breadcrumbs.Data = ancestors;
Breadcrumbs[Breadcrumbs.Count - 1].IsActive = true;
if (isAdd)
{
Breadcrumbs[Breadcrumbs.Count - 1].IsAdd = true;
}
var ghost = Breadcrumbs.Add();
ghost.GhostParent = ghostParent;
foreach (var breadcrumb in Breadcrumbs)
{
breadcrumb.SearchSiblings("");
}
}
}
public void Add(IBreadcrumbItem item)
{
var exist = Breadcrumbs.FirstOrDefault(q => q.BreadcrumbData.Node.Id == item.Node.Id);
if (exist != null)
{
RemoveTo(exist);
}
else
{
Breadcrumbs.Add(CreateBreadcrumb(item));
}
}
private void SelectPath(GhTreeItem pathTreeItem, bool insertInBackStack = true)
{
PathItems = null;
var pathTree = this.PathTree;
string path = pathTreeItem.Path;
if (null != pathTree && null != path)
{
if (pathTree.ContainsKey(path))
{
var unsortedItems = pathTree[path];
PathItems = unsortedItems
.OrderBy(ti => ti.ItemTypeWeightForSorting)
.ThenBy(ti => ti.Name)
.ToList();
if (insertInBackStack)
{
Breadcrumbs.Add(pathTreeItem);
}
}
}
}
public async Task SearchAsync(TaxonRank rank, string name)
{
if (Shape != null && !Breadcrumbs.ContainsKey(rank))
{
Breadcrumbs.Add(Rank, Shape.Copy());
}
switch (rank)
{
case TaxonRank.Kingdom:
Shape.Kingdom = name;
break;
case TaxonRank.Subkingdom:
Shape.Subkingdom = name;
break;
case TaxonRank.Infrakingdom:
Shape.Infrakingdom = name;
break;
case TaxonRank.Phylum:
Shape.Phylum = name;
break;
case TaxonRank.Subphylum:
Shape.Subphylum = name;
break;
case TaxonRank.Class:
Shape.Class = name;
break;
case TaxonRank.Subclass:
Shape.Subclass = name;
break;
case TaxonRank.Superorder:
Shape.Superorder = name;
break;
case TaxonRank.Order:
Shape.Order = name;
break;
case TaxonRank.Suborder:
Shape.Suborder = name;
break;
case TaxonRank.Family:
Shape.Family = name;
break;
case TaxonRank.Subfamily:
Shape.Subfamily = name;
break;
case TaxonRank.Genus:
Shape.Genus = name;
break;
case TaxonRank.Species:
Shape.Species = name;
break;
}
Rank = rank.GetChildRank();
Breadcrumbs[rank] = Shape.Copy();
await SearchAsync();
}
