private void OnRename()
{
RenameDocumentRequestedArg arg = new RenameDocumentRequestedArg(EditorTabContentViewModel);
Util.EventAggregator <RenameDocumentRequestedArg> .Instance.Publish(this, arg);
}
private void OnRenameDocumentRequested(object sender, RenameDocumentRequestedArg arg)
{
arg.SourceTabContentViewModel.Rename(arg.SourceTabContentViewModel.CurrentFilePath);
NotifyCurrentFilePathChanged();
}