OpenTTD
misc_gui.cpp
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1 /* $Id: misc_gui.cpp 27381 2015-08-10 20:24:13Z michi_cc $ */
2 
3 /*
4  * This file is part of OpenTTD.
5  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
6  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
7  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
8  */
9 
12 #include "stdafx.h"
13 #include "debug.h"
14 #include "landscape.h"
15 #include "error.h"
16 #include "gui.h"
17 #include "command_func.h"
18 #include "company_func.h"
19 #include "town.h"
20 #include "string_func.h"
21 #include "company_base.h"
22 #include "texteff.hpp"
23 #include "strings_func.h"
24 #include "window_func.h"
25 #include "querystring_gui.h"
26 #include "core/geometry_func.hpp"
27 #include "newgrf_debug.h"
28 #include "zoom_func.h"
29 
30 #include "widgets/misc_widget.h"
31 
32 #include "table/strings.h"
33 
34 #include "safeguards.h"
35 
42 };
43 
44 
45 static const NWidgetPart _nested_land_info_widgets[] = {
47  NWidget(WWT_CLOSEBOX, COLOUR_GREY),
48  NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_LAND_AREA_INFORMATION_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
49  NWidget(WWT_DEBUGBOX, COLOUR_GREY),
50  EndContainer(),
52 };
53 
54 static WindowDesc _land_info_desc(
55  WDP_AUTO, "land_info", 0, 0,
57  0,
58  _nested_land_info_widgets, lengthof(_nested_land_info_widgets)
59 );
60 
61 class LandInfoWindow : public Window {
65  LAND_INFO_LINE_END,
66  };
67 
68  static const uint LAND_INFO_LINE_BUFF_SIZE = 512;
69 
70 public:
71  char landinfo_data[LAND_INFO_LINE_END][LAND_INFO_LINE_BUFF_SIZE];
72  TileIndex tile;
73 
74  virtual void DrawWidget(const Rect &r, int widget) const
75  {
76  if (widget != WID_LI_BACKGROUND) return;
77 
78  uint y = r.top + WD_TEXTPANEL_TOP;
79  for (uint i = 0; i < LAND_INFO_CENTERED_LINES; i++) {
80  if (StrEmpty(this->landinfo_data[i])) break;
81 
82  DrawString(r.left + WD_FRAMETEXT_LEFT, r.right - WD_FRAMETEXT_RIGHT, y, this->landinfo_data[i], i == 0 ? TC_LIGHT_BLUE : TC_FROMSTRING, SA_HOR_CENTER);
84  if (i == 0) y += 4;
85  }
86 
87  if (!StrEmpty(this->landinfo_data[LAND_INFO_MULTICENTER_LINE])) {
88  SetDParamStr(0, this->landinfo_data[LAND_INFO_MULTICENTER_LINE]);
89  DrawStringMultiLine(r.left + WD_FRAMETEXT_LEFT, r.right - WD_FRAMETEXT_RIGHT, y, r.bottom - WD_TEXTPANEL_BOTTOM, STR_JUST_RAW_STRING, TC_FROMSTRING, SA_CENTER);
90  }
91  }
92 
93  virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
94  {
95  if (widget != WID_LI_BACKGROUND) return;
96 
97  size->height = WD_TEXTPANEL_TOP + WD_TEXTPANEL_BOTTOM;
98  for (uint i = 0; i < LAND_INFO_CENTERED_LINES; i++) {
99  if (StrEmpty(this->landinfo_data[i])) break;
100 
101  uint width = GetStringBoundingBox(this->landinfo_data[i]).width + WD_FRAMETEXT_LEFT + WD_FRAMETEXT_RIGHT;
102  size->width = max(size->width, width);
103 
104  size->height += FONT_HEIGHT_NORMAL + WD_PAR_VSEP_NORMAL;
105  if (i == 0) size->height += 4;
106  }
107 
108  if (!StrEmpty(this->landinfo_data[LAND_INFO_MULTICENTER_LINE])) {
109  uint width = GetStringBoundingBox(this->landinfo_data[LAND_INFO_MULTICENTER_LINE]).width + WD_FRAMETEXT_LEFT + WD_FRAMETEXT_RIGHT;
110  size->width = max(size->width, min(300u, width));
111  SetDParamStr(0, this->landinfo_data[LAND_INFO_MULTICENTER_LINE]);
112  size->height += GetStringHeight(STR_JUST_RAW_STRING, size->width - WD_FRAMETEXT_LEFT - WD_FRAMETEXT_RIGHT);
113  }
114  }
115 
116  LandInfoWindow(TileIndex tile) : Window(&_land_info_desc), tile(tile)
117  {
118  this->InitNested();
119 
120 #if defined(_DEBUG)
121 # define LANDINFOD_LEVEL 0
122 #else
123 # define LANDINFOD_LEVEL 1
124 #endif
125  DEBUG(misc, LANDINFOD_LEVEL, "TILE: %#x (%i,%i)", tile, TileX(tile), TileY(tile));
126  DEBUG(misc, LANDINFOD_LEVEL, "type = %#x", _m[tile].type);
127  DEBUG(misc, LANDINFOD_LEVEL, "height = %#x", _m[tile].height);
128  DEBUG(misc, LANDINFOD_LEVEL, "m1 = %#x", _m[tile].m1);
129  DEBUG(misc, LANDINFOD_LEVEL, "m2 = %#x", _m[tile].m2);
130  DEBUG(misc, LANDINFOD_LEVEL, "m3 = %#x", _m[tile].m3);
131  DEBUG(misc, LANDINFOD_LEVEL, "m4 = %#x", _m[tile].m4);
132  DEBUG(misc, LANDINFOD_LEVEL, "m5 = %#x", _m[tile].m5);
133  DEBUG(misc, LANDINFOD_LEVEL, "m6 = %#x", _me[tile].m6);
134  DEBUG(misc, LANDINFOD_LEVEL, "m7 = %#x", _me[tile].m7);
135 #undef LANDINFOD_LEVEL
136  }
137 
138  virtual void OnInit()
139  {
141 
142  /* Because build_date is not set yet in every TileDesc, we make sure it is empty */
143  TileDesc td;
144 
146 
147  /* Most tiles have only one owner, but
148  * - drivethrough roadstops can be build on town owned roads (up to 2 owners) and
149  * - roads can have up to four owners (railroad, road, tram, 3rd-roadtype "highway").
150  */
151  td.owner_type[0] = STR_LAND_AREA_INFORMATION_OWNER; // At least one owner is displayed, though it might be "N/A".
152  td.owner_type[1] = STR_NULL; // STR_NULL results in skipping the owner
153  td.owner_type[2] = STR_NULL;
154  td.owner_type[3] = STR_NULL;
155  td.owner[0] = OWNER_NONE;
156  td.owner[1] = OWNER_NONE;
157  td.owner[2] = OWNER_NONE;
158  td.owner[3] = OWNER_NONE;
159 
160  td.station_class = STR_NULL;
161  td.station_name = STR_NULL;
162  td.airport_class = STR_NULL;
163  td.airport_name = STR_NULL;
164  td.airport_tile_name = STR_NULL;
165  td.rail_speed = 0;
166  td.road_speed = 0;
167 
168  td.grf = NULL;
169 
170  CargoArray acceptance;
171  AddAcceptedCargo(tile, acceptance, NULL);
172  GetTileDesc(tile, &td);
173 
174  uint line_nr = 0;
175 
176  /* Tiletype */
177  SetDParam(0, td.dparam[0]);
178  GetString(this->landinfo_data[line_nr], td.str, lastof(this->landinfo_data[line_nr]));
179  line_nr++;
180 
181  /* Up to four owners */
182  for (uint i = 0; i < 4; i++) {
183  if (td.owner_type[i] == STR_NULL) continue;
184 
185  SetDParam(0, STR_LAND_AREA_INFORMATION_OWNER_N_A);
186  if (td.owner[i] != OWNER_NONE && td.owner[i] != OWNER_WATER) GetNameOfOwner(td.owner[i], tile);
187  GetString(this->landinfo_data[line_nr], td.owner_type[i], lastof(this->landinfo_data[line_nr]));
188  line_nr++;
189  }
190 
191  /* Cost to clear/revenue when cleared */
192  StringID str = STR_LAND_AREA_INFORMATION_COST_TO_CLEAR_N_A;
194  if (c != NULL) {
195  Money old_money = c->money;
196  c->money = INT64_MAX;
197  assert(_current_company == _local_company);
198  CommandCost costclear = DoCommand(tile, 0, 0, DC_NONE, CMD_LANDSCAPE_CLEAR);
199  c->money = old_money;
200  if (costclear.Succeeded()) {
201  Money cost = costclear.GetCost();
202  if (cost < 0) {
203  cost = -cost; // Negate negative cost to a positive revenue
204  str = STR_LAND_AREA_INFORMATION_REVENUE_WHEN_CLEARED;
205  } else {
206  str = STR_LAND_AREA_INFORMATION_COST_TO_CLEAR;
207  }
208  SetDParam(0, cost);
209  }
210  }
211  GetString(this->landinfo_data[line_nr], str, lastof(this->landinfo_data[line_nr]));
212  line_nr++;
213 
214  /* Location */
215  char tmp[16];
216  seprintf(tmp, lastof(tmp), "0x%.4X", tile);
217  SetDParam(0, TileX(tile));
218  SetDParam(1, TileY(tile));
219  SetDParam(2, GetTileZ(tile));
220  SetDParamStr(3, tmp);
221  GetString(this->landinfo_data[line_nr], STR_LAND_AREA_INFORMATION_LANDINFO_COORDS, lastof(this->landinfo_data[line_nr]));
222  line_nr++;
223 
224  /* Local authority */
225  SetDParam(0, STR_LAND_AREA_INFORMATION_LOCAL_AUTHORITY_NONE);
226  if (t != NULL) {
227  SetDParam(0, STR_TOWN_NAME);
228  SetDParam(1, t->index);
229  }
230  GetString(this->landinfo_data[line_nr], STR_LAND_AREA_INFORMATION_LOCAL_AUTHORITY, lastof(this->landinfo_data[line_nr]));
231  line_nr++;
232 
233  /* Build date */
234  if (td.build_date != INVALID_DATE) {
235  SetDParam(0, td.build_date);
236  GetString(this->landinfo_data[line_nr], STR_LAND_AREA_INFORMATION_BUILD_DATE, lastof(this->landinfo_data[line_nr]));
237  line_nr++;
238  }
239 
240  /* Station class */
241  if (td.station_class != STR_NULL) {
242  SetDParam(0, td.station_class);
243  GetString(this->landinfo_data[line_nr], STR_LAND_AREA_INFORMATION_STATION_CLASS, lastof(this->landinfo_data[line_nr]));
244  line_nr++;
245  }
246 
247  /* Station type name */
248  if (td.station_name != STR_NULL) {
249  SetDParam(0, td.station_name);
250  GetString(this->landinfo_data[line_nr], STR_LAND_AREA_INFORMATION_STATION_TYPE, lastof(this->landinfo_data[line_nr]));
251  line_nr++;
252  }
253 
254  /* Airport class */
255  if (td.airport_class != STR_NULL) {
256  SetDParam(0, td.airport_class);
257  GetString(this->landinfo_data[line_nr], STR_LAND_AREA_INFORMATION_AIRPORT_CLASS, lastof(this->landinfo_data[line_nr]));
258  line_nr++;
259  }
260 
261  /* Airport name */
262  if (td.airport_name != STR_NULL) {
263  SetDParam(0, td.airport_name);
264  GetString(this->landinfo_data[line_nr], STR_LAND_AREA_INFORMATION_AIRPORT_NAME, lastof(this->landinfo_data[line_nr]));
265  line_nr++;
266  }
267 
268  /* Airport tile name */
269  if (td.airport_tile_name != STR_NULL) {
271  GetString(this->landinfo_data[line_nr], STR_LAND_AREA_INFORMATION_AIRPORTTILE_NAME, lastof(this->landinfo_data[line_nr]));
272  line_nr++;
273  }
274 
275  /* Rail speed limit */
276  if (td.rail_speed != 0) {
277  SetDParam(0, td.rail_speed);
278  GetString(this->landinfo_data[line_nr], STR_LANG_AREA_INFORMATION_RAIL_SPEED_LIMIT, lastof(this->landinfo_data[line_nr]));
279  line_nr++;
280  }
281 
282  /* Road speed limit */
283  if (td.road_speed != 0) {
284  SetDParam(0, td.road_speed);
285  GetString(this->landinfo_data[line_nr], STR_LANG_AREA_INFORMATION_ROAD_SPEED_LIMIT, lastof(this->landinfo_data[line_nr]));
286  line_nr++;
287  }
288 
289  /* NewGRF name */
290  if (td.grf != NULL) {
291  SetDParamStr(0, td.grf);
292  GetString(this->landinfo_data[line_nr], STR_LAND_AREA_INFORMATION_NEWGRF_NAME, lastof(this->landinfo_data[line_nr]));
293  line_nr++;
294  }
295 
296  assert(line_nr < LAND_INFO_CENTERED_LINES);
297 
298  /* Mark last line empty */
299  this->landinfo_data[line_nr][0] = '\0';
300 
301  /* Cargo acceptance is displayed in a extra multiline */
302  char *strp = GetString(this->landinfo_data[LAND_INFO_MULTICENTER_LINE], STR_LAND_AREA_INFORMATION_CARGO_ACCEPTED, lastof(this->landinfo_data[LAND_INFO_MULTICENTER_LINE]));
303  bool found = false;
304 
305  for (CargoID i = 0; i < NUM_CARGO; ++i) {
306  if (acceptance[i] > 0) {
307  /* Add a comma between each item. */
308  if (found) {
309  *strp++ = ',';
310  *strp++ = ' ';
311  }
312  found = true;
313 
314  /* If the accepted value is less than 8, show it in 1/8:ths */
315  if (acceptance[i] < 8) {
316  SetDParam(0, acceptance[i]);
317  SetDParam(1, CargoSpec::Get(i)->name);
318  strp = GetString(strp, STR_LAND_AREA_INFORMATION_CARGO_EIGHTS, lastof(this->landinfo_data[LAND_INFO_MULTICENTER_LINE]));
319  } else {
320  strp = GetString(strp, CargoSpec::Get(i)->name, lastof(this->landinfo_data[LAND_INFO_MULTICENTER_LINE]));
321  }
322  }
323  }
324  if (!found) this->landinfo_data[LAND_INFO_MULTICENTER_LINE][0] = '\0';
325  }
326 
327  virtual bool IsNewGRFInspectable() const
328  {
329  return ::IsNewGRFInspectable(GetGrfSpecFeature(this->tile), this->tile);
330  }
331 
332  virtual void ShowNewGRFInspectWindow() const
333  {
334  ::ShowNewGRFInspectWindow(GetGrfSpecFeature(this->tile), this->tile);
335  }
336 
342  virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
343  {
344  if (!gui_scope) return;
345  switch (data) {
346  case 1:
347  /* ReInit, "debug" sprite might have changed */
348  this->ReInit();
349  break;
350  }
351  }
352 };
353 
359 {
361  new LandInfoWindow(tile);
362 }
363 
364 static const NWidgetPart _nested_about_widgets[] = {
366  NWidget(WWT_CLOSEBOX, COLOUR_GREY),
367  NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_ABOUT_OPENTTD, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
368  EndContainer(),
369  NWidget(WWT_PANEL, COLOUR_GREY), SetPIP(4, 2, 4),
370  NWidget(WWT_LABEL, COLOUR_GREY), SetDataTip(STR_ABOUT_ORIGINAL_COPYRIGHT, STR_NULL),
371  NWidget(WWT_LABEL, COLOUR_GREY), SetDataTip(STR_ABOUT_VERSION, STR_NULL),
372  NWidget(WWT_FRAME, COLOUR_GREY), SetPadding(0, 5, 1, 5),
373  NWidget(WWT_EMPTY, INVALID_COLOUR, WID_A_SCROLLING_TEXT),
374  EndContainer(),
375  NWidget(WWT_LABEL, COLOUR_GREY, WID_A_WEBSITE), SetDataTip(STR_BLACK_RAW_STRING, STR_NULL),
376  NWidget(WWT_LABEL, COLOUR_GREY), SetDataTip(STR_ABOUT_COPYRIGHT_OPENTTD, STR_NULL),
377  EndContainer(),
378 };
379 
380 static WindowDesc _about_desc(
381  WDP_CENTER, NULL, 0, 0,
383  0,
384  _nested_about_widgets, lengthof(_nested_about_widgets)
385 );
386 
387 static const char * const _credits[] = {
388  "Original design by Chris Sawyer",
389  "Original graphics by Simon Foster",
390  "",
391  "The OpenTTD team (in alphabetical order):",
392  " Albert Hofkamp (Alberth) - GUI expert (since 0.7)",
393  " Matthijs Kooijman (blathijs) - Pathfinder-guru, Debian port (since 0.3)",
394  " Ulf Hermann (fonsinchen) - Cargo Distribution (since 1.3)",
395  " Christoph Elsenhans (frosch) - General coding (since 0.6)",
396  " Lo\xC3\xAF""c Guilloux (glx) - General / Windows Expert (since 0.4.5)",
397  " Michael Lutz (michi_cc) - Path based signals (since 0.7)",
398  " Owen Rudge (orudge) - Forum host, OS/2 port (since 0.1)",
399  " Peter Nelson (peter1138) - Spiritual descendant from NewGRF gods (since 0.4.5)",
400  " Ingo von Borstel (planetmaker) - General, Support (since 1.1)",
401  " Remko Bijker (Rubidium) - Lead coder and way more (since 0.4.5)",
402  " Jos\xC3\xA9 Soler (Terkhen) - General coding (since 1.0)",
403  " Leif Linse (Zuu) - AI/Game Script (since 1.2)",
404  "",
405  "Inactive Developers:",
406  " Jean-Fran\xC3\xA7ois Claeys (Belugas) - GUI, NewGRF and more (0.4.5 - 1.0)",
407  " Bjarni Corfitzen (Bjarni) - MacOSX port, coder and vehicles (0.3 - 0.7)",
408  " Victor Fischer (Celestar) - Programming everywhere you need him to (0.3 - 0.6)",
409  " Jaroslav Mazanec (KUDr) - YAPG (Yet Another Pathfinder God) ;) (0.4.5 - 0.6)",
410  " Jonathan Coome (Maedhros) - High priest of the NewGRF Temple (0.5 - 0.6)",
411  " Attila B\xC3\xA1n (MiHaMiX) - Developer WebTranslator 1 and 2 (0.3 - 0.5)",
412  " Zden\xC4\x9Bk Sojka (SmatZ) - Bug finder and fixer (0.6 - 1.3)",
413  " Christoph Mallon (Tron) - Programmer, code correctness police (0.3 - 0.5)",
414  " Patric Stout (TrueBrain) - NoAI, NoGo, Network (0.3 - 1.2), sys op (active)",
415  " Thijs Marinussen (Yexo) - AI Framework, General (0.6 - 1.3)",
416  "",
417  "Retired Developers:",
418  " Tam\xC3\xA1s Farag\xC3\xB3 (Darkvater) - Ex-Lead coder (0.3 - 0.5)",
419  " Dominik Scherer (dominik81) - Lead programmer, GUI expert (0.3 - 0.3)",
420  " Emil Djupfeld (egladil) - MacOSX (0.4.5 - 0.6)",
421  " Simon Sasburg (HackyKid) - Many bugfixes (0.4 - 0.4.5)",
422  " Ludvig Strigeus (ludde) - Original author of OpenTTD, main coder (0.1 - 0.3)",
423  " Cian Duffy (MYOB) - BeOS port / manual writing (0.1 - 0.3)",
424  " Petr Baudi\xC5\xA1 (pasky) - Many patches, NewGRF support (0.3 - 0.3)",
425  " Benedikt Br\xC3\xBCggemeier (skidd13) - Bug fixer and code reworker (0.6 - 0.7)",
426  " Serge Paquet (vurlix) - 2nd contributor after ludde (0.1 - 0.3)",
427  "",
428  "Special thanks go out to:",
429  " Josef Drexler - For his great work on TTDPatch",
430  " Marcin Grzegorczyk - Track foundations and for describing TTD internals",
431  " Stefan Mei\xC3\x9Fner (sign_de) - For his work on the console",
432  " Mike Ragsdale - OpenTTD installer",
433  " Christian Rosentreter (tokai) - MorphOS / AmigaOS port",
434  " Richard Kempton (richK) - additional airports, initial TGP implementation",
435  "",
436  " Alberto Demichelis - Squirrel scripting language \xC2\xA9 2003-2008",
437  " L. Peter Deutsch - MD5 implementation \xC2\xA9 1999, 2000, 2002",
438  " Michael Blunck - Pre-signals and semaphores \xC2\xA9 2003",
439  " George - Canal/Lock graphics \xC2\xA9 2003-2004",
440  " Andrew Parkhouse (andythenorth) - River graphics",
441  " David Dallaston (Pikka) - Tram tracks",
442  " All Translators - Who made OpenTTD a truly international game",
443  " Bug Reporters - Without whom OpenTTD would still be full of bugs!",
444  "",
445  "",
446  "And last but not least:",
447  " Chris Sawyer - For an amazing game!"
448 };
449 
450 struct AboutWindow : public Window {
452  byte counter;
454  static const int num_visible_lines = 19;
455 
456  AboutWindow() : Window(&_about_desc)
457  {
459 
460  this->counter = 5;
461  this->text_position = this->GetWidget<NWidgetBase>(WID_A_SCROLLING_TEXT)->pos_y + this->GetWidget<NWidgetBase>(WID_A_SCROLLING_TEXT)->current_y;
462  }
463 
464  virtual void SetStringParameters(int widget) const
465  {
466  if (widget == WID_A_WEBSITE) SetDParamStr(0, "Website: http://www.openttd.org");
467  }
468 
469  virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
470  {
471  if (widget != WID_A_SCROLLING_TEXT) return;
472 
474 
475  Dimension d;
476  d.height = this->line_height * num_visible_lines;
477 
478  d.width = 0;
479  for (uint i = 0; i < lengthof(_credits); i++) {
480  d.width = max(d.width, GetStringBoundingBox(_credits[i]).width);
481  }
482  *size = maxdim(*size, d);
483  }
484 
485  virtual void DrawWidget(const Rect &r, int widget) const
486  {
487  if (widget != WID_A_SCROLLING_TEXT) return;
488 
489  int y = this->text_position;
490 
491  /* Show all scrolling _credits */
492  for (uint i = 0; i < lengthof(_credits); i++) {
493  if (y >= r.top + 7 && y < r.bottom - this->line_height) {
494  DrawString(r.left, r.right, y, _credits[i], TC_BLACK, SA_LEFT | SA_FORCE);
495  }
496  y += this->line_height;
497  }
498  }
499 
500  virtual void OnTick()
501  {
502  if (--this->counter == 0) {
503  this->counter = 5;
504  this->text_position--;
505  /* If the last text has scrolled start a new from the start */
506  if (this->text_position < (int)(this->GetWidget<NWidgetBase>(WID_A_SCROLLING_TEXT)->pos_y - lengthof(_credits) * this->line_height)) {
507  this->text_position = this->GetWidget<NWidgetBase>(WID_A_SCROLLING_TEXT)->pos_y + this->GetWidget<NWidgetBase>(WID_A_SCROLLING_TEXT)->current_y;
508  }
509  this->SetDirty();
510  }
511  }
512 };
513 
514 void ShowAboutWindow()
515 {
517  new AboutWindow();
518 }
519 
526 void ShowEstimatedCostOrIncome(Money cost, int x, int y)
527 {
528  StringID msg = STR_MESSAGE_ESTIMATED_COST;
529 
530  if (cost < 0) {
531  cost = -cost;
532  msg = STR_MESSAGE_ESTIMATED_INCOME;
533  }
534  SetDParam(0, cost);
536 }
537 
545 void ShowCostOrIncomeAnimation(int x, int y, int z, Money cost)
546 {
547  Point pt = RemapCoords(x, y, z);
548  StringID msg = STR_INCOME_FLOAT_COST;
549 
550  if (cost < 0) {
551  cost = -cost;
552  msg = STR_INCOME_FLOAT_INCOME;
553  }
554  SetDParam(0, cost);
555  AddTextEffect(msg, pt.x, pt.y, DAY_TICKS, TE_RISING);
556 }
557 
566 void ShowFeederIncomeAnimation(int x, int y, int z, Money transfer, Money income)
567 {
568  Point pt = RemapCoords(x, y, z);
569 
570  SetDParam(0, transfer);
571  if (income == 0) {
572  AddTextEffect(STR_FEEDER, pt.x, pt.y, DAY_TICKS, TE_RISING);
573  } else {
574  StringID msg = STR_FEEDER_COST;
575  if (income < 0) {
576  income = -income;
577  msg = STR_FEEDER_INCOME;
578  }
579  SetDParam(1, income);
580  AddTextEffect(msg, pt.x, pt.y, DAY_TICKS, TE_RISING);
581  }
582 }
583 
593 TextEffectID ShowFillingPercent(int x, int y, int z, uint8 percent, StringID string)
594 {
595  Point pt = RemapCoords(x, y, z);
596 
597  assert(string != STR_NULL);
598 
599  SetDParam(0, percent);
600  return AddTextEffect(string, pt.x, pt.y, 0, TE_STATIC);
601 }
602 
608 void UpdateFillingPercent(TextEffectID te_id, uint8 percent, StringID string)
609 {
610  assert(string != STR_NULL);
611 
612  SetDParam(0, percent);
613  UpdateTextEffect(te_id, string);
614 }
615 
620 void HideFillingPercent(TextEffectID *te_id)
621 {
622  if (*te_id == INVALID_TE_ID) return;
623 
624  RemoveTextEffect(*te_id);
625  *te_id = INVALID_TE_ID;
626 }
627 
628 static const NWidgetPart _nested_tooltips_widgets[] = {
629  NWidget(WWT_PANEL, COLOUR_GREY, WID_TT_BACKGROUND), SetMinimalSize(200, 32), EndContainer(),
630 };
631 
632 static WindowDesc _tool_tips_desc(
633  WDP_MANUAL, NULL, 0, 0, // Coordinates and sizes are not used,
635  WDF_NO_FOCUS,
636  _nested_tooltips_widgets, lengthof(_nested_tooltips_widgets)
637 );
638 
640 struct TooltipsWindow : public Window
641 {
643  byte paramcount;
644  uint64 params[5];
645  TooltipCloseCondition close_cond;
646 
647  TooltipsWindow(Window *parent, StringID str, uint paramcount, const uint64 params[], TooltipCloseCondition close_tooltip) : Window(&_tool_tips_desc)
648  {
649  this->parent = parent;
650  this->string_id = str;
651  assert_compile(sizeof(this->params[0]) == sizeof(params[0]));
652  assert(paramcount <= lengthof(this->params));
653  memcpy(this->params, params, sizeof(this->params[0]) * paramcount);
654  this->paramcount = paramcount;
655  this->close_cond = close_tooltip;
656 
657  this->InitNested();
658 
659  CLRBITS(this->flags, WF_WHITE_BORDER);
660  }
661 
662  virtual Point OnInitialPosition(int16 sm_width, int16 sm_height, int window_number)
663  {
664  /* Find the free screen space between the main toolbar at the top, and the statusbar at the bottom.
665  * Add a fixed distance 2 so the tooltip floats free from both bars.
666  */
667  int scr_top = GetMainViewTop() + 2;
668  int scr_bot = GetMainViewBottom() - 2;
669 
670  Point pt;
671 
672  /* Correctly position the tooltip position, watch out for window and cursor size
673  * Clamp value to below main toolbar and above statusbar. If tooltip would
674  * go below window, flip it so it is shown above the cursor */
675  pt.y = Clamp(_cursor.pos.y + _cursor.size.y + _cursor.offs.y + 5, scr_top, scr_bot);
676  if (pt.y + sm_height > scr_bot) pt.y = min(_cursor.pos.y + _cursor.offs.y - 5, scr_bot) - sm_height;
677  pt.x = sm_width >= _screen.width ? 0 : Clamp(_cursor.pos.x - (sm_width >> 1), 0, _screen.width - sm_width);
678 
679  return pt;
680  }
681 
682  virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
683  {
684  /* There is only one widget. */
685  for (uint i = 0; i != this->paramcount; i++) SetDParam(i, this->params[i]);
686 
687  size->width = min(GetStringBoundingBox(this->string_id).width, ScaleGUITrad(194));
688  size->height = GetStringHeight(this->string_id, size->width);
689 
690  /* Increase slightly to have some space around the box. */
691  size->width += 2 + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
692  size->height += 2 + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
693  }
694 
695  virtual void DrawWidget(const Rect &r, int widget) const
696  {
697  /* There is only one widget. */
698  GfxFillRect(r.left, r.top, r.right, r.bottom, PC_BLACK);
699  GfxFillRect(r.left + 1, r.top + 1, r.right - 1, r.bottom - 1, PC_LIGHT_YELLOW);
700 
701  for (uint arg = 0; arg < this->paramcount; arg++) {
702  SetDParam(arg, this->params[arg]);
703  }
704  DrawStringMultiLine(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, r.bottom - WD_FRAMERECT_BOTTOM, this->string_id, TC_FROMSTRING, SA_CENTER);
705  }
706 
707  virtual void OnMouseLoop()
708  {
709  /* Always close tooltips when the cursor is not in our window. */
710  if (!_cursor.in_window) {
711  delete this;
712  return;
713  }
714 
715  /* We can show tooltips while dragging tools. These are shown as long as
716  * we are dragging the tool. Normal tooltips work with hover or rmb. */
717  switch (this->close_cond) {
718  case TCC_RIGHT_CLICK: if (!_right_button_down) delete this; break;
719  case TCC_LEFT_CLICK: if (!_left_button_down) delete this; break;
720  case TCC_HOVER: if (!_mouse_hovering) delete this; break;
721  }
722  }
723 };
724 
733 void GuiShowTooltips(Window *parent, StringID str, uint paramcount, const uint64 params[], TooltipCloseCondition close_tooltip)
734 {
736 
737  if (str == STR_NULL) return;
738 
739  new TooltipsWindow(parent, str, paramcount, params, close_tooltip);
740 }
741 
742 void QueryString::HandleEditBox(Window *w, int wid)
743 {
744  if (w->IsWidgetGloballyFocused(wid) && this->text.HandleCaret()) {
745  w->SetWidgetDirty(wid);
746 
747  /* For the OSK also invalidate the parent window */
748  if (w->window_class == WC_OSK) w->InvalidateData();
749  }
750 }
751 
752 void QueryString::DrawEditBox(const Window *w, int wid) const
753 {
754  const NWidgetLeaf *wi = w->GetWidget<NWidgetLeaf>(wid);
755 
756  assert((wi->type & WWT_MASK) == WWT_EDITBOX);
757 
758  bool rtl = _current_text_dir == TD_RTL;
759  Dimension sprite_size = GetSpriteSize(rtl ? SPR_IMG_DELETE_RIGHT : SPR_IMG_DELETE_LEFT);
760  int clearbtn_width = sprite_size.width + WD_IMGBTN_LEFT + WD_IMGBTN_RIGHT;
761 
762  int clearbtn_left = wi->pos_x + (rtl ? 0 : wi->current_x - clearbtn_width);
763  int clearbtn_right = wi->pos_x + (rtl ? clearbtn_width : wi->current_x) - 1;
764  int left = wi->pos_x + (rtl ? clearbtn_width : 0);
765  int right = wi->pos_x + (rtl ? wi->current_x : wi->current_x - clearbtn_width) - 1;
766 
767  int top = wi->pos_y;
768  int bottom = wi->pos_y + wi->current_y - 1;
769 
770  DrawFrameRect(clearbtn_left, top, clearbtn_right, bottom, wi->colour, wi->IsLowered() ? FR_LOWERED : FR_NONE);
771  DrawSprite(rtl ? SPR_IMG_DELETE_RIGHT : SPR_IMG_DELETE_LEFT, PAL_NONE, clearbtn_left + WD_IMGBTN_LEFT + (wi->IsLowered() ? 1 : 0), (top + bottom - sprite_size.height) / 2 + (wi->IsLowered() ? 1 : 0));
772  if (this->text.bytes == 1) GfxFillRect(clearbtn_left + 1, top + 1, clearbtn_right - 1, bottom - 1, _colour_gradient[wi->colour & 0xF][2], FILLRECT_CHECKER);
773 
774  DrawFrameRect(left, top, right, bottom, wi->colour, FR_LOWERED | FR_DARKENED);
775  GfxFillRect(left + 1, top + 1, right - 1, bottom - 1, PC_BLACK);
776 
777  /* Limit the drawing of the string inside the widget boundaries */
778  DrawPixelInfo dpi;
779  if (!FillDrawPixelInfo(&dpi, left + WD_FRAMERECT_LEFT, top + WD_FRAMERECT_TOP, right - left - WD_FRAMERECT_RIGHT, bottom - top - WD_FRAMERECT_BOTTOM)) return;
780 
781  DrawPixelInfo *old_dpi = _cur_dpi;
782  _cur_dpi = &dpi;
783 
784  /* We will take the current widget length as maximum width, with a small
785  * space reserved at the end for the caret to show */
786  const Textbuf *tb = &this->text;
787  int delta = min(0, (right - left) - tb->pixels - 10);
788 
789  if (tb->caretxoffs + delta < 0) delta = -tb->caretxoffs;
790 
791  /* If we have a marked area, draw a background highlight. */
792  if (tb->marklength != 0) GfxFillRect(delta + tb->markxoffs, 0, delta + tb->markxoffs + tb->marklength - 1, bottom - top, PC_GREY);
793 
794  DrawString(delta, tb->pixels, 0, tb->buf, TC_YELLOW);
795  bool focussed = w->IsWidgetGloballyFocused(wid) || IsOSKOpenedFor(w, wid);
796  if (focussed && tb->caret) {
797  int caret_width = GetStringBoundingBox("_").width;
798  DrawString(tb->caretxoffs + delta, tb->caretxoffs + delta + caret_width, 0, "_", TC_WHITE);
799  }
800 
801  _cur_dpi = old_dpi;
802 }
803 
811 {
812  const NWidgetLeaf *wi = w->GetWidget<NWidgetLeaf>(wid);
813 
814  assert((wi->type & WWT_MASK) == WWT_EDITBOX);
815 
816  bool rtl = _current_text_dir == TD_RTL;
817  Dimension sprite_size = GetSpriteSize(rtl ? SPR_IMG_DELETE_RIGHT : SPR_IMG_DELETE_LEFT);
818  int clearbtn_width = sprite_size.width + WD_IMGBTN_LEFT + WD_IMGBTN_RIGHT;
819 
820  int left = wi->pos_x + (rtl ? clearbtn_width : 0);
821  int right = wi->pos_x + (rtl ? wi->current_x : wi->current_x - clearbtn_width) - 1;
822 
823  /* Clamp caret position to be inside out current width. */
824  const Textbuf *tb = &this->text;
825  int delta = min(0, (right - left) - tb->pixels - 10);
826  if (tb->caretxoffs + delta < 0) delta = -tb->caretxoffs;
827 
828  Point pt = {left + WD_FRAMERECT_LEFT + tb->caretxoffs + delta, (int)wi->pos_y + WD_FRAMERECT_TOP};
829  return pt;
830 }
831 
840 Rect QueryString::GetBoundingRect(const Window *w, int wid, const char *from, const char *to) const
841 {
842  const NWidgetLeaf *wi = w->GetWidget<NWidgetLeaf>(wid);
843 
844  assert((wi->type & WWT_MASK) == WWT_EDITBOX);
845 
846  bool rtl = _current_text_dir == TD_RTL;
847  Dimension sprite_size = GetSpriteSize(rtl ? SPR_IMG_DELETE_RIGHT : SPR_IMG_DELETE_LEFT);
848  int clearbtn_width = sprite_size.width + WD_IMGBTN_LEFT + WD_IMGBTN_RIGHT;
849 
850  int left = wi->pos_x + (rtl ? clearbtn_width : 0);
851  int right = wi->pos_x + (rtl ? wi->current_x : wi->current_x - clearbtn_width) - 1;
852 
853  int top = wi->pos_y + WD_FRAMERECT_TOP;
854  int bottom = wi->pos_y + wi->current_y - 1 - WD_FRAMERECT_BOTTOM;
855 
856  /* Clamp caret position to be inside our current width. */
857  const Textbuf *tb = &this->text;
858  int delta = min(0, (right - left) - tb->pixels - 10);
859  if (tb->caretxoffs + delta < 0) delta = -tb->caretxoffs;
860 
861  /* Get location of first and last character. */
862  Point p1 = GetCharPosInString(tb->buf, from, FS_NORMAL);
863  Point p2 = from != to ? GetCharPosInString(tb->buf, to, FS_NORMAL) : p1;
864 
865  Rect r = { Clamp(left + p1.x + delta + WD_FRAMERECT_LEFT, left, right), top, Clamp(left + p2.x + delta + WD_FRAMERECT_LEFT, left, right - WD_FRAMERECT_RIGHT), bottom };
866 
867  return r;
868 }
869 
877 const char *QueryString::GetCharAtPosition(const Window *w, int wid, const Point &pt) const
878 {
879  const NWidgetLeaf *wi = w->GetWidget<NWidgetLeaf>(wid);
880 
881  assert((wi->type & WWT_MASK) == WWT_EDITBOX);
882 
883  bool rtl = _current_text_dir == TD_RTL;
884  Dimension sprite_size = GetSpriteSize(rtl ? SPR_IMG_DELETE_RIGHT : SPR_IMG_DELETE_LEFT);
885  int clearbtn_width = sprite_size.width + WD_IMGBTN_LEFT + WD_IMGBTN_RIGHT;
886 
887  int left = wi->pos_x + (rtl ? clearbtn_width : 0);
888  int right = wi->pos_x + (rtl ? wi->current_x : wi->current_x - clearbtn_width) - 1;
889 
890  int top = wi->pos_y + WD_FRAMERECT_TOP;
891  int bottom = wi->pos_y + wi->current_y - 1 - WD_FRAMERECT_BOTTOM;
892 
893  if (!IsInsideMM(pt.y, top, bottom)) return NULL;
894 
895  /* Clamp caret position to be inside our current width. */
896  const Textbuf *tb = &this->text;
897  int delta = min(0, (right - left) - tb->pixels - 10);
898  if (tb->caretxoffs + delta < 0) delta = -tb->caretxoffs;
899 
900  return ::GetCharAtPosition(tb->buf, pt.x - delta - left);
901 }
902 
903 void QueryString::ClickEditBox(Window *w, Point pt, int wid, int click_count, bool focus_changed)
904 {
905  const NWidgetLeaf *wi = w->GetWidget<NWidgetLeaf>(wid);
906 
907  assert((wi->type & WWT_MASK) == WWT_EDITBOX);
908 
909  bool rtl = _current_text_dir == TD_RTL;
910  int clearbtn_width = GetSpriteSize(rtl ? SPR_IMG_DELETE_RIGHT : SPR_IMG_DELETE_LEFT).width;
911 
912  int clearbtn_left = wi->pos_x + (rtl ? 0 : wi->current_x - clearbtn_width);
913 
914  if (IsInsideBS(pt.x, clearbtn_left, clearbtn_width)) {
915  if (this->text.bytes > 1) {
916  this->text.DeleteAll();
917  w->HandleButtonClick(wid);
918  w->OnEditboxChanged(wid);
919  }
920  return;
921  }
922 
924  (!focus_changed || _settings_client.gui.osk_activation == OSKA_IMMEDIATELY) &&
925  (click_count == 2 || _settings_client.gui.osk_activation != OSKA_DOUBLE_CLICK)) {
926  /* Open the OSK window */
927  ShowOnScreenKeyboard(w, wid);
928  }
929 }
930 
932 struct QueryStringWindow : public Window
933 {
936 
937  QueryStringWindow(StringID str, StringID caption, uint max_bytes, uint max_chars, WindowDesc *desc, Window *parent, CharSetFilter afilter, QueryStringFlags flags) :
938  Window(desc), editbox(max_bytes, max_chars)
939  {
940  char *last_of = &this->editbox.text.buf[this->editbox.text.max_bytes - 1];
941  GetString(this->editbox.text.buf, str, last_of);
942  str_validate(this->editbox.text.buf, last_of, SVS_NONE);
943 
944  /* Make sure the name isn't too long for the text buffer in the number of
945  * characters (not bytes). max_chars also counts the '\0' characters. */
946  while (Utf8StringLength(this->editbox.text.buf) + 1 > this->editbox.text.max_chars) {
947  *Utf8PrevChar(this->editbox.text.buf + strlen(this->editbox.text.buf)) = '\0';
948  }
949 
950  this->editbox.text.UpdateSize();
951 
952  if ((flags & QSF_ACCEPT_UNCHANGED) == 0) this->editbox.orig = stredup(this->editbox.text.buf);
953 
954  this->querystrings[WID_QS_TEXT] = &this->editbox;
955  this->editbox.caption = caption;
957  this->editbox.ok_button = WID_QS_OK;
958  this->editbox.text.afilter = afilter;
959  this->flags = flags;
960 
962 
963  this->parent = parent;
964 
966  }
967 
968  virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
969  {
970  if (widget == WID_QS_DEFAULT && (this->flags & QSF_ENABLE_DEFAULT) == 0) {
971  /* We don't want this widget to show! */
972  fill->width = 0;
973  resize->width = 0;
974  size->width = 0;
975  }
976  }
977 
978  virtual void SetStringParameters(int widget) const
979  {
980  if (widget == WID_QS_CAPTION) SetDParam(0, this->editbox.caption);
981  }
982 
983  void OnOk()
984  {
985  if (this->editbox.orig == NULL || strcmp(this->editbox.text.buf, this->editbox.orig) != 0) {
986  /* If the parent is NULL, the editbox is handled by general function
987  * HandleOnEditText */
988  if (this->parent != NULL) {
989  this->parent->OnQueryTextFinished(this->editbox.text.buf);
990  } else {
991  HandleOnEditText(this->editbox.text.buf);
992  }
993  this->editbox.handled = true;
994  }
995  }
996 
997  virtual void OnClick(Point pt, int widget, int click_count)
998  {
999  switch (widget) {
1000  case WID_QS_DEFAULT:
1001  this->editbox.text.DeleteAll();
1002  /* FALL THROUGH */
1003  case WID_QS_OK:
1004  this->OnOk();
1005  /* FALL THROUGH */
1006  case WID_QS_CANCEL:
1007  delete this;
1008  break;
1009  }
1010  }
1011 
1013  {
1014  if (!this->editbox.handled && this->parent != NULL) {
1015  Window *parent = this->parent;
1016  this->parent = NULL; // so parent doesn't try to delete us again
1017  parent->OnQueryTextFinished(NULL);
1018  }
1019  }
1020 };
1021 
1022 static const NWidgetPart _nested_query_string_widgets[] = {
1024  NWidget(WWT_CLOSEBOX, COLOUR_GREY),
1025  NWidget(WWT_CAPTION, COLOUR_GREY, WID_QS_CAPTION), SetDataTip(STR_WHITE_STRING, STR_NULL),
1026  EndContainer(),
1027  NWidget(WWT_PANEL, COLOUR_GREY),
1028  NWidget(WWT_EDITBOX, COLOUR_GREY, WID_QS_TEXT), SetMinimalSize(256, 12), SetFill(1, 1), SetPadding(2, 2, 2, 2),
1029  EndContainer(),
1031  NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_QS_DEFAULT), SetMinimalSize(87, 12), SetFill(1, 1), SetDataTip(STR_BUTTON_DEFAULT, STR_NULL),
1032  NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_QS_CANCEL), SetMinimalSize(86, 12), SetFill(1, 1), SetDataTip(STR_BUTTON_CANCEL, STR_NULL),
1033  NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_QS_OK), SetMinimalSize(87, 12), SetFill(1, 1), SetDataTip(STR_BUTTON_OK, STR_NULL),
1034  EndContainer(),
1035 };
1036 
1037 static WindowDesc _query_string_desc(
1038  WDP_CENTER, "query_string", 0, 0,
1040  0,
1041  _nested_query_string_widgets, lengthof(_nested_query_string_widgets)
1042 );
1043 
1054 void ShowQueryString(StringID str, StringID caption, uint maxsize, Window *parent, CharSetFilter afilter, QueryStringFlags flags)
1055 {
1057  new QueryStringWindow(str, caption, ((flags & QSF_LEN_IN_CHARS) ? MAX_CHAR_LENGTH : 1) * maxsize, maxsize, &_query_string_desc, parent, afilter, flags);
1058 }
1059 
1063 struct QueryWindow : public Window {
1065  uint64 params[10];
1068 
1070  {
1071  /* Create a backup of the variadic arguments to strings because it will be
1072  * overridden pretty often. We will copy these back for drawing */
1073  CopyOutDParam(this->params, 0, lengthof(this->params));
1074  this->caption = caption;
1075  this->message = message;
1076  this->proc = callback;
1077 
1079 
1080  this->parent = parent;
1081  this->left = parent->left + (parent->width / 2) - (this->width / 2);
1082  this->top = parent->top + (parent->height / 2) - (this->height / 2);
1083  }
1084 
1085  ~QueryWindow()
1086  {
1087  if (this->proc != NULL) this->proc(this->parent, false);
1088  }
1089 
1090  virtual void SetStringParameters(int widget) const
1091  {
1092  switch (widget) {
1093  case WID_Q_CAPTION:
1094  CopyInDParam(1, this->params, lengthof(this->params));
1095  SetDParam(0, this->caption);
1096  break;
1097 
1098  case WID_Q_TEXT:
1099  CopyInDParam(0, this->params, lengthof(this->params));
1100  break;
1101  }
1102  }
1103 
1104  virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
1105  {
1106  if (widget != WID_Q_TEXT) return;
1107 
1110  d.height += WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
1111  *size = d;
1112  }
1113 
1114  virtual void DrawWidget(const Rect &r, int widget) const
1115  {
1116  if (widget != WID_Q_TEXT) return;
1117 
1119  this->message, TC_FROMSTRING, SA_CENTER);
1120  }
1121 
1122  virtual void OnClick(Point pt, int widget, int click_count)
1123  {
1124  switch (widget) {
1125  case WID_Q_YES: {
1126  /* in the Generate New World window, clicking 'Yes' causes
1127  * DeleteNonVitalWindows() to be called - we shouldn't be in a window then */
1128  QueryCallbackProc *proc = this->proc;
1129  Window *parent = this->parent;
1130  /* Prevent the destructor calling the callback function */
1131  this->proc = NULL;
1132  delete this;
1133  if (proc != NULL) {
1134  proc(parent, true);
1135  proc = NULL;
1136  }
1137  break;
1138  }
1139  case WID_Q_NO:
1140  delete this;
1141  break;
1142  }
1143  }
1144 
1145  virtual EventState OnKeyPress(WChar key, uint16 keycode)
1146  {
1147  /* ESC closes the window, Enter confirms the action */
1148  switch (keycode) {
1149  case WKC_RETURN:
1150  case WKC_NUM_ENTER:
1151  if (this->proc != NULL) {
1152  this->proc(this->parent, true);
1153  this->proc = NULL;
1154  }
1155  /* FALL THROUGH */
1156  case WKC_ESC:
1157  delete this;
1158  return ES_HANDLED;
1159  }
1160  return ES_NOT_HANDLED;
1161  }
1162 };
1163 
1164 static const NWidgetPart _nested_query_widgets[] = {
1166  NWidget(WWT_CLOSEBOX, COLOUR_RED),
1167  NWidget(WWT_CAPTION, COLOUR_RED, WID_Q_CAPTION), SetDataTip(STR_JUST_STRING, STR_NULL),
1168  EndContainer(),
1169  NWidget(WWT_PANEL, COLOUR_RED), SetPIP(8, 15, 8),
1170  NWidget(WWT_TEXT, COLOUR_RED, WID_Q_TEXT), SetMinimalSize(200, 12),
1171  NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(20, 29, 20),
1172  NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_Q_NO), SetMinimalSize(71, 12), SetFill(1, 1), SetDataTip(STR_QUIT_NO, STR_NULL),
1173  NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_Q_YES), SetMinimalSize(71, 12), SetFill(1, 1), SetDataTip(STR_QUIT_YES, STR_NULL),
1174  EndContainer(),
1175  EndContainer(),
1176 };
1177 
1178 static WindowDesc _query_desc(
1179  WDP_CENTER, NULL, 0, 0,
1181  WDF_MODAL,
1182  _nested_query_widgets, lengthof(_nested_query_widgets)
1183 );
1184 
1194 void ShowQuery(StringID caption, StringID message, Window *parent, QueryCallbackProc *callback)
1195 {
1196  if (parent == NULL) parent = FindWindowById(WC_MAIN_WINDOW, 0);
1197 
1198  const Window *w;
1199  FOR_ALL_WINDOWS_FROM_BACK(w) {
1200  if (w->window_class != WC_CONFIRM_POPUP_QUERY) continue;
1201 
1202  const QueryWindow *qw = (const QueryWindow *)w;
1203  if (qw->parent != parent || qw->proc != callback) continue;
1204 
1205  delete qw;
1206  break;
1207  }
1208 
1209  new QueryWindow(&_query_desc, caption, message, parent, callback);
1210 }