this->CreateNestedTree();

		this->vscroll = this->GetScrollbar(WID_CL_SCROLLBAR);

		this->OnInvalidateData();

		this->FinishInitNested(window_number);

	}

	void OnInvalidateData(int data = 0, bool gui_scope = true) override

	{

		this->RebuildList();

		/* Currently server information is not sync'd to clients, so we cannot show it on clients. */

		this->GetWidget<NWidgetStacked>(WID_CL_SERVER_SELECTOR)->SetDisplayedPlane(_network_server ? 0 : SZSP_HORIZONTAL);