Exemplos de ICSharpCode.TreeView SharpTreeView.UpdateFocusedNode em C# (CSharp)

Exemplo n.º 1

Arquivo: SharpTreeView.cs Projeto: yuryleb/ILSpy

        static void HandleExecuted_Delete(object sender, ExecutedRoutedEventArgs e)
        {
            SharpTreeView treeView = (SharpTreeView)sender;

            treeView.updatesLocked = true;
            int selectedIndex = -1;

            try {
                foreach (SharpTreeNode node in treeView.GetTopLevelSelection().ToArray())
                {
                    if (selectedIndex == -1)
                    {
                        selectedIndex = treeView.flattener.IndexOf(node);
                    }
                    node.Delete();
                }
            } finally {
                treeView.updatesLocked = false;
                treeView.UpdateFocusedNode(null, Math.Max(0, selectedIndex - 1));
            }
        }