Method OnInvalidateData

src/newgrf_debug_gui.cpp:613–622

* Some data on this window has become invalid. * @param data Information about the changed data. * @param gui_scope Whether the call is done from GUI scope. You may not do everything when not in GUI scope. See #InvalidateWindowData() for details. */

	 * @param gui_scope Whether the call is done from GUI scope. You may not do everything when not in GUI scope. See #InvalidateWindowData() for details.
	 */
	void OnInvalidateData([[maybe_unused]] int data = 0, [[maybe_unused]] bool gui_scope = true) override
	{
		if (!gui_scope) return;
		if (this->HasChainIndex()) {
			this->ValidateChainIndex();
			this->SetWidgetDisabledState(WID_NGRFI_VEH_PREV, this->chain_index == 0);
			Vehicle *v = Vehicle::Get(this->GetFeatureIndex());
			this->SetWidgetDisabledState(WID_NGRFI_VEH_NEXT, v == nullptr || v->Next() == nullptr);
		}
	}
};

/* static */ uint32_t NewGRFInspectWindow::var60params[GSF_FAKE_END][0x20] = { {0} }; // Use spec to have 0s in whole array