Hello, Let's get directly into the problem. I want to validate a row calling explicitly the ''Validate'' method of the CellEditorManager or override its ''ValidateCore'' method but I can't it neither on CellEditors nor Column objects in the WPF assembly Xceed.WPF.DataGrid . How can I force the validation of a complete DataRow when a cell content ...

Hi, I try to use  the CellValidationRule on a wpf grid. Looking at the document example I can see that there is a returned object:  return new ValidationResult( true, null ); But return to which object? and how to get this ValidationResult accessible from a user control that contains the grid,before the UI get displayed? looking at ...