windowsforms-devexpress-dot-xtratreelist-dot-treelist-e062b438.md
Fires for both bound and unbound Tree List columns and allows you to provide a custom display text for any cell.
Namespace : DevExpress.XtraTreeList
Assembly : DevExpress.XtraTreeList.v25.2.dll
NuGet Packages : DevExpress.Win.Navigation, DevExpress.Win.TreeList
[DXCategory("Data")]
public event CustomColumnDisplayTextEventHandler CustomColumnDisplayText
<DXCategory("Data")>
Public Event CustomColumnDisplayText As CustomColumnDisplayTextEventHandler
The CustomColumnDisplayText event's data class is DevExpress.XtraTreeList.CustomColumnDisplayTextEventArgs.
The example below illustrates how to replace the “0%” text with empty strings for all cells within the “Discount” column.
private void treeList1_CustomColumnDisplayText(object sender, DevExpress.XtraTreeList.CustomColumnDisplayTextEventArgs e) {
if (e.Column.Caption == "Discount" && e.DisplayText == "0%")
e.DisplayText = "";
}
Private Sub treeList1_CustomColumnDisplayText(ByVal sender As Object, ByVal e As DevExpress.XtraTreeList.CustomColumnDisplayTextEventArgs)
If e.Column.Caption = "Discount" AndAlso e.DisplayText = "0%" Then
e.DisplayText = ""
End If
End Sub
The following code snippet (auto-collected from DevExpress Examples) contains a reference to the CustomColumnDisplayText event.
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.
tree.AfterCheckNode += Tree_AfterCheckNode;
tree.CustomColumnDisplayText += Tree_CustomColumnDisplayText;
tree.CustomDrawEmptyArea += Tree_CustomDrawEmptyArea;
AddHandler tree.AfterCheckNode, AddressOf Tree_AfterCheckNode
AddHandler tree.CustomColumnDisplayText, AddressOf Tree_CustomColumnDisplayText
AddHandler tree.CustomDrawEmptyArea, AddressOf Tree_CustomDrawEmptyArea
See Also