DevComponents Knowledge Base

AdvGrid and AdvTree both support grouping by column. When grouping by a column, all items which have the same value for that column are grouped together. Grouping works the same way for both tree and grid, with the exception of a few details. The main difference between them is that AdvTree takes advantage of its […]

DotNetBar AdvTree WinForms control includes full support for data-binding through advTree.DataSource property which accepts many data objects and automatically creates columns based on advTree.DisplayMembers property setting which accepts comma separated list of field names to display. When you set DisplayMembers property the control automatically generates the column and sets default size for them. If you […]

You can use following code to enumerate through all nodes in DotNetBar for WinForms AdvTree control: C#: // Following code enumerates through all nodes and prints out node text to console foreach (Node node in AllNodes(advTree1.Nodes)) { Console.WriteLine(node.Text); }   // This is what makes flat access to tree nodes easy private static IEnumerable AllNodes(NodeCollection […]

AdvTree control includes automatic drag & drop support that you can use without writing a single line of code. Following properties are provided: DragDropEnabled – Indicates whether internal automatic drag & drop support is enabled. DragDropNodeCopyEnabled – Indicates whether when Ctrl key is pressed while dragging the node the node is copied instead of moved. […]

AdvTree control has built-in drag & drop support so you can re-order nodes without writing any code. However, this drag & drop support expects that Node type is part of drag data. If you are accepting drag & drop from external applications, for example File Explorer, you cannot control whether drag data contains Node type. […]