检测 bgplot 或发布

private void docs_DocumentCreated(object sender, DocumentCollectionEventArgs e)
{
        string str = HostApplicationServices.Current.FindFile(e.Document.Name, e.Document.Database, FindFileHint.Default);
        if (str.Contains("AcPublish") | str.Contains("BGPlot")) {
//' just plot drawing, no action
        } else {
//' normal opening a drawing, show custom document management form
        }
}