private void Open_Click(object sender, RoutedEventArgs e)
{
SaveAs saveAs = new SaveAs("Load", ref plainText);
saveAs.ShowDialog();
RichTextBox.Document.Blocks.Clear();
RichTextBox.Document.Blocks.Add(new Paragraph(new Run(saveAs.message)));
saveAs.Close();
}
private void SaveAs_Click(object sender, RoutedEventArgs e)
{
SaveAs saveAs = new SaveAs("Save", ref plainText);
saveAs.message = new TextRange(RichTextBox.Document.ContentStart, RichTextBox.Document.ContentEnd).Text;
saveAs.Show();
}