private void RadRichTextBox_CommandExecuting(object sender, CommandExecutingEventArgs e)
{
if (e.Command is SaveCommand)
{
e.Cancel = true;
SaveDocument(); // A custom logic for saving document so you can change the properties of the Save File dialog.
}
if (e.Command is PasteCommand)
{
// Altering the PasteCommand to ensure only plain text is pasted in RadRichTextBox.
// Obtain the content from the clipboard.
RadDocument documentFromClipboard = ClipboardEx.GetDocument().ToDocument();
TxtFormatProvider provider = new TxtFormatProvider();
// Convert it to plain text.
string plainText = provider.Export(documentFromClipboard);
// Create a RadDocument instance from the plain text.
RadDocument documentToInsert = provider.Import(plainText);
// Set this document as a content to the clipboard.
ClipboardEx.SetDocument(new DocumentFragment(documentToInsert));
}
if (e.Command is InsertTableCommand)
{
// Disable the possibility to insert tables into the document.
MessageBox.Show("Inserting tables is not allowed.");
e.Cancel = true;
}
}
