* 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.

	 */

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

	{

		if (data == 1) {

			this->server = NULL;

			this->list_pos = SLP_INVALID;

		}

		this->servers.ForceRebuild();

		this->SetDirty();