void ReplaceWith(SharpTreeNode node) { if (listParent != null) { if (listParent.left == this) { listParent.left = node; } else { Debug.Assert(listParent.right == this); listParent.right = node; } if (node != null) { node.listParent = listParent; } listParent = null; } else { // this was a root node Debug.Assert(node != null); // cannot delete the only node in the tree node.listParent = null; if (treeFlattener != null) { Debug.Assert(node.treeFlattener == null); node.treeFlattener = this.treeFlattener; this.treeFlattener = null; node.treeFlattener.root = node; } } }
void Reload() { if (flattener != null) { flattener.Stop(); } if (Root != null) { if (!(ShowRoot && ShowRootExpander)) { Root.IsExpanded = true; } flattener = new TreeFlattener(Root, ShowRoot); this.ItemsSource = flattener; } }
void Reload() { if (flattener != null) { flattener.Stop(); } if (Root != null) { if (!(ShowRoot && ShowRootExpander)) { Root.IsExpanded = true; } flattener = new TreeFlattener(Root, ShowRoot); flattener.CollectionChanged += flattener_CollectionChanged; this.Items = flattener; } }
void ReplaceWith(SharpTreeNode node) { if (listParent != null) { if (listParent.left == this) { listParent.left = node; } else { Debug.Assert(listParent.right == this); listParent.right = node; } if (node != null) node.listParent = listParent; listParent = null; } else { // this was a root node Debug.Assert(node != null); // cannot delete the only node in the tree node.listParent = null; if (treeFlattener != null) { Debug.Assert(node.treeFlattener == null); node.treeFlattener = this.treeFlattener; this.treeFlattener = null; node.treeFlattener.root = node; } } }