Skip to main content
All docs
V25.1
  • TreeViewControl.TreeViewFieldName Property

    Gets or sets the name of the data source field assigned to the TreeViewControl. This is a dependency property.

    Namespace: DevExpress.Xpf.Grid

    Assembly: DevExpress.Xpf.Grid.v25.1.dll

    NuGet Package: DevExpress.Wpf.Grid.Core

    Declaration

    public string TreeViewFieldName { get; set; }

    Property Value

    Type Description
    String

    The name of a data source field.

    Remarks

    The TreeViewFieldName specifies the field name in a data source. The TreeViewControl displays data from this field.

    <dxg:TreeViewControl ItemsSource="{Binding EmployeeDepartments}" 
                         ChildNodesPath="Employees" 
                         TreeViewFieldName="Name"
                         HasChildNodesPath="HasChildNodes"/>
    
    using System.Windows;
    using System.Collections.Generic;
    using System.Collections.ObjectModel;
    using DevExpress.Mvvm;
    
    namespace TreeViewChildNodesSelector {
    
        public class MainWindowViewModel : ViewModelBase {
            public MainWindowViewModel() {
                EmployeeDepartments = Departments.GetDepartments();
            }
            public List<EmployeeDepartment> EmployeeDepartments { get; set; }
        }
        public class Employee {
            public Employee(int id, string name) {
                ID = id;
                Name = name;
            }
            public int ID { get; set; }
            public string Name { get; set; }
        }
        public class EmployeeDepartment {
            public string Name { get; set; }
            public ObservableCollection<Employee> Employees { get; }
    
            public EmployeeDepartment(string name, IEnumerable<Employee> employees) {
                Name = name;
                Employees = new ObservableCollection<Employee>(employees);
            }
        }
        public static class Departments {
            public static List<EmployeeDepartment> GetDepartments() {
                List<EmployeeDepartment> departments = new List<EmployeeDepartment> {
                    new EmployeeDepartment("Management", new Employee[] {
                    new Employee(0, "Gregory S. Price")
                    }),
                    new EmployeeDepartment("Marketing", new Employee[] {
                    new Employee(1, "Irma R. Marshall"),
                    new Employee(2, "Brian C. Cowling"),
                    new Employee(3, "Thomas C. Dawson"),
                    new Employee(4, "Bryan R. Henderson"),
                    }),
                    new EmployeeDepartment("Operations", new Employee[] {
                    new Employee(5, "John C. Powell"),
                    new Employee(6, "Harold S. Brandes"),
                    new Employee(7, "Jan K. Sisk"),
                    new Employee(8, "Sidney L. Holder"),
                    }),
                    new EmployeeDepartment("Production", new Employee[] {
                    new Employee(9, "Christian P. Laclair"),
                    new Employee(10, "James L. Kelsey"),
                    new Employee(11, "Howard M. Carpenter"),
                    new Employee(12, "Jennifer T. Tapia"),
                    }),
                    new EmployeeDepartment("Finance", new Employee[] {
                    new Employee(13, "Karen J. Kelly"),
                    new Employee(14, "Judith P. Underhill"),
                    new Employee(15, "Russell E. Belton"),
                    })
                };
                return departments;
            }
        }
    }
    

    If you need to specify a custom template for cells in a column, use the NodeContentTemplate property ( NodeContentDisplayTemplate, NodeContentEditTemplate ). To change the appearance of cell content, set the NodeContentStyle property.

    The following code snippet (auto-collected from DevExpress Examples) contains a reference to the TreeViewFieldName property.

    Note

    The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

    See Also