{

	AddNewsItem(string, subtype, NR_VEHICLE, vehicle, station == INVALID_STATION ? NR_NONE : NR_STATION, station);

}

static inline void AddIndustryNewsItem(StringID string, NewsSubtype subtype, IndustryID industry)

{

	AddNewsItem(string, subtype, NR_INDUSTRY, industry);

}

void NewsLoop();

void InitNewsItemStructs();

extern bool _news_ticker_sound;

extern NewsTypeData _news_type_data[];

/**

 * Delete a news item type about a vehicle

 * if the news item type is INVALID_STRING_ID all news about the vehicle get

 * deleted

 */

void DeleteVehicleNews(VehicleID vid, StringID news);

/** Delete news associated with given station */

#include "industry.h"

#include "town.h"

#include "sound_func.h"

#include "string_func.h"

#include "widgets/dropdown_func.h"

#include "statusbar_gui.h"

#include "company_manager_face.h"

#include "company_func.h"

#include "engine_gui.h"

#include "table/strings.h"

bool _news_ticker_sound; ///< Make a ticker sound when a news item is published.

static uint MIN_NEWS_AMOUNT = 30;           ///< prefered minimum amount of news messages

static uint _total_news = 0;                ///< current number of news items

static NewsItem *_oldest_news = NULL;       ///< head of news items queue

static NewsItem *_latest_news = NULL;       ///< tail of news items queue

/** Forced news item.

 * Users can force an item by accessing the history or "last message".

 * If the message being shown was forced by the user, a pointer is stored

 * in _forced_news. Otherwise, \a _forced_news variable is NULL. */

/** Current news item (last item shown regularly). */

/**

 * Get the position a news-reference is referencing.

 * @param reftype The type of reference.

 * @param ref     The reference.

 * @return A tile for the referenced object, or INVALID_TILE if none.

 */

static TileIndex GetReferenceTile(NewsReferenceType reftype, uint32 ref)

{

	switch (reftype) {

		case NR_TILE:     return (TileIndex)ref;

	NewsTypeData("new_vehicles",      30, SND_1E_OOOOH,    STR_NEWS_MESSAGE_TYPE_NEW_VEHICLES                       ),  ///< NT_NEW_VEHICLES

	NewsTypeData("acceptance",        90, SND_BEGIN,       STR_NEWS_MESSAGE_TYPE_CHANGES_OF_CARGO_ACCEPTANCE        ),  ///< NT_ACCEPTANCE

	NewsTypeData("subsidies",        180, SND_BEGIN,       STR_NEWS_MESSAGE_TYPE_SUBSIDIES                          ),  ///< NT_SUBSIDIES

	NewsTypeData("general",           60, SND_BEGIN,       STR_NEWS_MESSAGE_TYPE_GENERAL_INFORMATION                ),  ///< NT_GENERAL

};

assert_compile(lengthof(_news_type_data) == NT_END);

/** Window class displaying a news item. */

struct NewsWindow : Window {

	uint16 chat_height;   ///< Height of the chat window.

	uint16 status_height; ///< Height of the status bar window

	static uint duration; ///< Remaining time for showing current news message (may only be accessed while a news item is displayed).

	{

		NewsWindow::duration = 555;

		const Window *w = FindWindowByClass(WC_SEND_NETWORK_MSG);

		this->chat_height = (w != NULL) ? w->height : 0;

		this->status_height = FindWindowById(WC_STATUS_BAR, 0)->height;

		this->flags4 |= WF_DISABLE_VP_SCROLL;

		this->CreateNestedTree(desc);

		switch (this->ni->subtype) {

			case NS_COMPANY_TROUBLE:

				this->GetWidget<NWidgetCore>(NTW_TITLE)->widget_data = STR_NEWS_COMPANY_IN_TROUBLE_TITLE;

				return STR_NEWS_NEW_VEHICLE_TYPE;

			default:

				NOT_REACHED();

		}

	}

};

/* static */ uint NewsWindow::duration = 0; // Instance creation.

/** Open up an own newspaper window for the news item */

{

	SoundFx sound = _news_type_data[_news_subtype_data[ni->subtype].type].sound;

	if (sound != 0) SndPlayFx(sound);

	new NewsWindow(_news_subtype_data[ni->subtype].desc, ni);

}

/** Show news item in the ticker */

static void ShowTicker(const NewsItem *ni)

{

	if (_news_ticker_sound) SndPlayFx(SND_16_MORSE);

	InvalidateWindowData(WC_STATUS_BAR, 0, SBI_SHOW_TICKER);

}

/** Initialize the news-items data structures */

void InitNewsItemStructs()

{

	for (NewsItem *ni = _oldest_news; ni != NULL; ) {

		NewsItem *next = ni->next;

		delete ni;

		ni = next;

	}

	_total_news = 0;

	_oldest_news = NULL;

	_latest_news = NULL;

	_forced_news = NULL;

	_current_news = NULL;

	NewsWindow::duration = 0;

}

/**

 * Are we ready to show another news item?

 * Only if nothing is in the newsticker and no newspaper is displayed

 */

static bool ReadyForNextItem()

{

	if (ni == NULL) return true;

	/* Ticker message

	 * Check if the status bar message is still being displayed? */

	if (IsNewsTickerShown()) return false;

	/* Newspaper message, decrement duration counter */

	if (NewsWindow::duration != 0) NewsWindow::duration--;

	/* neither newsticker nor newspaper are running */

	return (NewsWindow::duration == 0 || FindWindowById(WC_NEWS_WINDOW, 0) == NULL);

}

/** Move to the next news item */

static void MoveToNextItem()

{

	InvalidateWindowData(WC_STATUS_BAR, 0, SBI_NEWS_DELETED); // invalidate the statusbar

	DeleteWindowById(WC_NEWS_WINDOW, 0); // close the newspapers window if shown

	_forced_news = NULL;

	/* if we're not at the last item, then move on */

	if (_current_news != _latest_news) {

		_current_news = (_current_news == NULL) ? _oldest_news : _current_news->next;

		const NewsType type = _news_subtype_data[ni->subtype].type;

		/* check the date, don't show too old items */

		if (_date - _news_type_data[type].age > ni->date) return;

		switch (_news_type_data[type].display) {

			default: NOT_REACHED();

			case ND_OFF: // Off - show nothing only a small reminder in the status bar

				InvalidateWindowData(WC_STATUS_BAR, 0, SBI_SHOW_REMINDER);

				break;

			case ND_SUMMARY: // Summary - show ticker

	static byte _last_clean_month = 0;

	if (_last_clean_month != _cur_month) {

		RemoveOldNewsItems();

		_last_clean_month = _cur_month;

	}

	if (ReadyForNextItem()) MoveToNextItem();

}

/** Do a forced show of a specific message */

{

	assert(_total_news != 0);

	/* Delete the news window */

	DeleteWindowById(WC_NEWS_WINDOW, 0);

	/* setup forced news item */

	_forced_news = ni;

	if (_forced_news != NULL) {

		DeleteWindowById(WC_NEWS_WINDOW, 0);

		ShowNewspaper(ni);

					DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, STR_COMPANY_MONEY, TC_FROMSTRING, SA_CENTER);

				}

			} break;

			case SBW_MIDDLE:

				/* Draw status bar */

				if (this->saving) { // true when saving is active

					DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, STR_STATUSBAR_SAVING_GAME, TC_FROMSTRING, SA_CENTER);

				} else if (_do_autosave) {

					DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, STR_STATUSBAR_AUTOSAVE, TC_FROMSTRING, SA_CENTER);

				} else if (_pause_mode != PM_UNPAUSED) {

					DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, STR_STATUSBAR_PAUSED, TC_FROMSTRING, SA_CENTER);

					/* Draw the scrolling news text */

						InvalidateWindowData(WC_STATUS_BAR, 0, SBI_NEWS_DELETED);

						if (Company::IsValidID(_local_company)) {

							/* This is the default text */

							SetDParam(0, _local_company);

							DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, STR_STATUSBAR_COMPANY_NAME, TC_FROMSTRING, SA_CENTER);

						}

					}

				} else {

					if (Company::IsValidID(_local_company)) {

						/* This is the default text */

						SetDParam(0, _local_company);

						DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, STR_STATUSBAR_COMPANY_NAME, TC_FROMSTRING, SA_CENTER);