public void EmptyUndoRedoBuffer()
{
RedoStack.EmptyUndoRedoBuffer();
RedoStack.PushChange(new KeyValuePair <int, String>(this.SelectionStart, this.Text));
}
public void EmptyUndoRedoBuffer()
{
RedoStack.EmptyUndoRedoBuffer();
RedoStack.PushChange(new KeyValuePair <int, String>(this.SelectionStart, this.Text));
}