public string RangePathFromChild(string childPath)
{
var childProvider = AutomationBridge.Instance.FindProviderByPath(childPath);
if (childProvider == null)
{
throw new Exception(
string.Format("\"{0}\" is an invalid element dbus path", childPath));
}
var textRangeProvider = provider.RangeFromChild(childProvider);
return(GetOrCreateTextRange(textRangeProvider));
}