private void DoUpdate()
{
ValidationCollection.Clear();
ProcessValidation();
ValidationObject v = ChangeDependencyObject.GetOverallValidation(this);
this.ValidationCollection.AddValidation(null, v.Code, v.Message);
Changed = true;
}
public void MergeValidation(ValidationObject validationObject)
{
if (validationObject != null)
{
if (this.PropertyName == validationObject.PropertyName || string.IsNullOrEmpty(this.PropertyName))
{
if (this.Code < validationObject.Code)
{
this.Code = validationObject.Code;
}
if (!this.Message.Contains(validationObject.Message))
{
this.Message += "\r\n" + validationObject.Message;
if (this.Message.StartsWith("\r\n", StringComparison.OrdinalIgnoreCase))
{
this.Message = this.Message.Substring(2);
}
}
}
}
}