How to limit the characters, that the user type for editing the treeNodeAdv using LabelEdit

1 Oct 2018 / 1 minute to read

This can be done using the below code snippet.

c#

//It can be done using the following code snippet in the NodeEditorValidateString event to restrict a user from

//entering characters beyond a limit in a Label Editing.

//If the length of the node label is less than or equal 5,the editing continues or else it is canceled.



private void treeViewAdv1_NodeEditorValidateString(object sender, Syncfusion.Windows.Forms.Tools.TreeNodeAdvCancelableEditEventArgs e)

{

    if (e.Label.Length <= 5)

        e.ContinueEditing = true;

    else

        e.Cancel = true;

}

vbnet

'It can be done using the following code snippet in the NodeEditorValidateString event to restrict a user from

'entering characters beyond a limit in a Label Editing.

'If the length of the node label is less than or equal 5,the editing continues or else it is canceled.



Private Sub treeViewAdv1_NodeEditorValidateString(ByVal sender As Object, ByVal e As Syncfusion.Windows.Forms.Tools.TreeNodeAdvCancelableEditEventArgs)

    If e.Label.Length <= 5 Then

        e.ContinueEditing = True

    Else

        e.Cancel = True

    End If

End Sub