public bool IsValid()
{
if (!this.IsFFMSIndexExePathValid())
return false;
if (!this.IsAtLeastOneDiscSelected())
return false;
if (!this.IsAtLeastOneSummarySelected())
return false;
if (!this.WhenSummarySelectedAtLeastOneStreamSelected())
return false;
if (!this.IsAllEpisodeNumbersSet())
return false;
if (!this.IsAllBluRayPathsValid())
return false;
return true;
}