TreeListNode.GetDisplayText(Object) Method

Returns the text representation of a specific column value.

Namespace: DevExpress.XtraTreeList.Nodes

Assembly: DevExpress.XtraTreeList.v21.2.dll


public virtual string GetDisplayText(
    object columnID


Name Type Description
columnID Object

An object that identifies a column (a TreeListColumn object, field name, column’s absolute index or corresponding DataColumn object).


Type Description

A text string that represents a specific column value.


The following objects and values can be passed as column identifiers:


The following example iterates through root nodes of the Tree List and changes the “Budget” column value for the “Sales and Marketing” department.TreeListColumn instances are used as column identifiers in the TreeListNode.GetDisplayText, TreeListNode.GetValue and TreeListNode.SetValue methods.

IEnumerator en = treeList1.Nodes.GetEnumerator();
TreeListColumn columnDep = treeList1.Columns["Department"];
TreeListColumn columnBudget = treeList1.Columns["Budget"];
while (en.MoveNext()) {
   TreeListNode childNode = (TreeListNode)en.Current;
   if(childNode.GetDisplayText(columnDep) == "Sales and Marketing") {
      decimal newBudget = (decimal)childNode.GetValue(columnBudget) / 2;
      childNode.SetValue(columnBudget, newBudget);
See Also