async void TOCPage_Loaded(object sender, RoutedEventArgs e)
 {
     progressRing.IsActive = true;
     CreateDocumentTOC(_doc);
     WordUtils.SetDocumentInfo(_doc, Strings.TableOfContentsDocumentTitle);
     c1RichTextBox1.Document = new RtfFilter().ConvertToDocument(_doc.ToRtfText());
     progressRing.IsActive   = false;
 }
 async void GraphicsPage_Loaded(object sender, RoutedEventArgs e)
 {
     progressRing.IsActive = true;
     CreateDocumentGraphics(word);
     WordUtils.SetDocumentInfo(word, Strings.GraphicsDocumentTitle);
     c1RichTextBox1.Document = new RtfFilter().ConvertToDocument(word.ToRtfText());
     progressRing.IsActive   = false;
 }