OpenTTD
misc_gui.cpp
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1 /* $Id: misc_gui.cpp 27686 2016-12-09 21:27:22Z frosch $ */
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.railtype = STR_NULL;
166  td.rail_speed = 0;
167  td.road_speed = 0;
168 
169  td.grf = NULL;
170 
171  CargoArray acceptance;
172  AddAcceptedCargo(tile, acceptance, NULL);
173  GetTileDesc(tile, &td);
174 
175  uint line_nr = 0;
176 
177  /* Tiletype */
178  SetDParam(0, td.dparam[0]);
179  GetString(this->landinfo_data[line_nr], td.str, lastof(this->landinfo_data[line_nr]));
180  line_nr++;
181 
182  /* Up to four owners */
183  for (uint i = 0; i < 4; i++) {
184  if (td.owner_type[i] == STR_NULL) continue;
185 
186  SetDParam(0, STR_LAND_AREA_INFORMATION_OWNER_N_A);
187  if (td.owner[i] != OWNER_NONE && td.owner[i] != OWNER_WATER) GetNameOfOwner(td.owner[i], tile);
188  GetString(this->landinfo_data[line_nr], td.owner_type[i], lastof(this->landinfo_data[line_nr]));
189  line_nr++;
190  }
191 
192  /* Cost to clear/revenue when cleared */
193  StringID str = STR_LAND_AREA_INFORMATION_COST_TO_CLEAR_N_A;
195  if (c != NULL) {
196  Money old_money = c->money;
197  c->money = INT64_MAX;
198  assert(_current_company == _local_company);
199  CommandCost costclear = DoCommand(tile, 0, 0, DC_NONE, CMD_LANDSCAPE_CLEAR);
200  c->money = old_money;
201  if (costclear.Succeeded()) {
202  Money cost = costclear.GetCost();
203  if (cost < 0) {
204  cost = -cost; // Negate negative cost to a positive revenue
205  str = STR_LAND_AREA_INFORMATION_REVENUE_WHEN_CLEARED;
206  } else {
207  str = STR_LAND_AREA_INFORMATION_COST_TO_CLEAR;
208  }
209  SetDParam(0, cost);
210  }
211  }
212  GetString(this->landinfo_data[line_nr], str, lastof(this->landinfo_data[line_nr]));
213  line_nr++;
214 
215  /* Location */
216  char tmp[16];
217  seprintf(tmp, lastof(tmp), "0x%.4X", tile);
218  SetDParam(0, TileX(tile));
219  SetDParam(1, TileY(tile));
220  SetDParam(2, GetTileZ(tile));
221  SetDParamStr(3, tmp);
222  GetString(this->landinfo_data[line_nr], STR_LAND_AREA_INFORMATION_LANDINFO_COORDS, lastof(this->landinfo_data[line_nr]));
223  line_nr++;
224 
225  /* Local authority */
226  SetDParam(0, STR_LAND_AREA_INFORMATION_LOCAL_AUTHORITY_NONE);
227  if (t != NULL) {
228  SetDParam(0, STR_TOWN_NAME);
229  SetDParam(1, t->index);
230  }
231  GetString(this->landinfo_data[line_nr], STR_LAND_AREA_INFORMATION_LOCAL_AUTHORITY, lastof(this->landinfo_data[line_nr]));
232  line_nr++;
233 
234  /* Build date */
235  if (td.build_date != INVALID_DATE) {
236  SetDParam(0, td.build_date);
237  GetString(this->landinfo_data[line_nr], STR_LAND_AREA_INFORMATION_BUILD_DATE, lastof(this->landinfo_data[line_nr]));
238  line_nr++;
239  }
240 
241  /* Station class */
242  if (td.station_class != STR_NULL) {
243  SetDParam(0, td.station_class);
244  GetString(this->landinfo_data[line_nr], STR_LAND_AREA_INFORMATION_STATION_CLASS, lastof(this->landinfo_data[line_nr]));
245  line_nr++;
246  }
247 
248  /* Station type name */
249  if (td.station_name != STR_NULL) {
250  SetDParam(0, td.station_name);
251  GetString(this->landinfo_data[line_nr], STR_LAND_AREA_INFORMATION_STATION_TYPE, lastof(this->landinfo_data[line_nr]));
252  line_nr++;
253  }
254 
255  /* Airport class */
256  if (td.airport_class != STR_NULL) {
257  SetDParam(0, td.airport_class);
258  GetString(this->landinfo_data[line_nr], STR_LAND_AREA_INFORMATION_AIRPORT_CLASS, lastof(this->landinfo_data[line_nr]));
259  line_nr++;
260  }
261 
262  /* Airport name */
263  if (td.airport_name != STR_NULL) {
264  SetDParam(0, td.airport_name);
265  GetString(this->landinfo_data[line_nr], STR_LAND_AREA_INFORMATION_AIRPORT_NAME, lastof(this->landinfo_data[line_nr]));
266  line_nr++;
267  }
268 
269  /* Airport tile name */
270  if (td.airport_tile_name != STR_NULL) {
272  GetString(this->landinfo_data[line_nr], STR_LAND_AREA_INFORMATION_AIRPORTTILE_NAME, lastof(this->landinfo_data[line_nr]));
273  line_nr++;
274  }
275 
276  /* Rail type name */
277  if (td.railtype != STR_NULL) {
278  SetDParam(0, td.railtype);
279  GetString(this->landinfo_data[line_nr], STR_LANG_AREA_INFORMATION_RAIL_TYPE, lastof(this->landinfo_data[line_nr]));
280  line_nr++;
281  }
282 
283  /* Rail speed limit */
284  if (td.rail_speed != 0) {
285  SetDParam(0, td.rail_speed);
286  GetString(this->landinfo_data[line_nr], STR_LANG_AREA_INFORMATION_RAIL_SPEED_LIMIT, lastof(this->landinfo_data[line_nr]));
287  line_nr++;
288  }
289 
290  /* Road speed limit */
291  if (td.road_speed != 0) {
292  SetDParam(0, td.road_speed);
293  GetString(this->landinfo_data[line_nr], STR_LANG_AREA_INFORMATION_ROAD_SPEED_LIMIT, lastof(this->landinfo_data[line_nr]));
294  line_nr++;
295  }
296 
297  /* NewGRF name */
298  if (td.grf != NULL) {
299  SetDParamStr(0, td.grf);
300  GetString(this->landinfo_data[line_nr], STR_LAND_AREA_INFORMATION_NEWGRF_NAME, lastof(this->landinfo_data[line_nr]));
301  line_nr++;
302  }
303 
304  assert(line_nr < LAND_INFO_CENTERED_LINES);
305 
306  /* Mark last line empty */
307  this->landinfo_data[line_nr][0] = '\0';
308 
309  /* Cargo acceptance is displayed in a extra multiline */
310  char *strp = GetString(this->landinfo_data[LAND_INFO_MULTICENTER_LINE], STR_LAND_AREA_INFORMATION_CARGO_ACCEPTED, lastof(this->landinfo_data[LAND_INFO_MULTICENTER_LINE]));
311  bool found = false;
312 
313  for (CargoID i = 0; i < NUM_CARGO; ++i) {
314  if (acceptance[i] > 0) {
315  /* Add a comma between each item. */
316  if (found) {
317  *strp++ = ',';
318  *strp++ = ' ';
319  }
320  found = true;
321 
322  /* If the accepted value is less than 8, show it in 1/8:ths */
323  if (acceptance[i] < 8) {
324  SetDParam(0, acceptance[i]);
325  SetDParam(1, CargoSpec::Get(i)->name);
326  strp = GetString(strp, STR_LAND_AREA_INFORMATION_CARGO_EIGHTS, lastof(this->landinfo_data[LAND_INFO_MULTICENTER_LINE]));
327  } else {
328  strp = GetString(strp, CargoSpec::Get(i)->name, lastof(this->landinfo_data[LAND_INFO_MULTICENTER_LINE]));
329  }
330  }
331  }
332  if (!found) this->landinfo_data[LAND_INFO_MULTICENTER_LINE][0] = '\0';
333  }
334 
335  virtual bool IsNewGRFInspectable() const
336  {
337  return ::IsNewGRFInspectable(GetGrfSpecFeature(this->tile), this->tile);
338  }
339 
340  virtual void ShowNewGRFInspectWindow() const
341  {
342  ::ShowNewGRFInspectWindow(GetGrfSpecFeature(this->tile), this->tile);
343  }
344 
350  virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
351  {
352  if (!gui_scope) return;
353  switch (data) {
354  case 1:
355  /* ReInit, "debug" sprite might have changed */
356  this->ReInit();
357  break;
358  }
359  }
360 };
361 
367 {
369  new LandInfoWindow(tile);
370 }
371 
372 static const NWidgetPart _nested_about_widgets[] = {
374  NWidget(WWT_CLOSEBOX, COLOUR_GREY),
375  NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_ABOUT_OPENTTD, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
376  EndContainer(),
377  NWidget(WWT_PANEL, COLOUR_GREY), SetPIP(4, 2, 4),
378  NWidget(WWT_LABEL, COLOUR_GREY), SetDataTip(STR_ABOUT_ORIGINAL_COPYRIGHT, STR_NULL),
379  NWidget(WWT_LABEL, COLOUR_GREY), SetDataTip(STR_ABOUT_VERSION, STR_NULL),
380  NWidget(WWT_FRAME, COLOUR_GREY), SetPadding(0, 5, 1, 5),
381  NWidget(WWT_EMPTY, INVALID_COLOUR, WID_A_SCROLLING_TEXT),
382  EndContainer(),
383  NWidget(WWT_LABEL, COLOUR_GREY, WID_A_WEBSITE), SetDataTip(STR_BLACK_RAW_STRING, STR_NULL),
384  NWidget(WWT_LABEL, COLOUR_GREY), SetDataTip(STR_ABOUT_COPYRIGHT_OPENTTD, STR_NULL),
385  EndContainer(),
386 };
387 
388 static WindowDesc _about_desc(
389  WDP_CENTER, NULL, 0, 0,
391  0,
392  _nested_about_widgets, lengthof(_nested_about_widgets)
393 );
394 
395 static const char * const _credits[] = {
396  "Original design by Chris Sawyer",
397  "Original graphics by Simon Foster",
398  "",
399  "The OpenTTD team (in alphabetical order):",
400  " Albert Hofkamp (Alberth) - GUI expert (since 0.7)",
401  " Matthijs Kooijman (blathijs) - Pathfinder-guru, Debian port (since 0.3)",
402  " Ulf Hermann (fonsinchen) - Cargo Distribution (since 1.3)",
403  " Christoph Elsenhans (frosch) - General coding (since 0.6)",
404  " Lo\xC3\xAF""c Guilloux (glx) - General / Windows Expert (since 0.4.5)",
405  " Michael Lutz (michi_cc) - Path based signals (since 0.7)",
406  " Owen Rudge (orudge) - Forum host, OS/2 port (since 0.1)",
407  " Peter Nelson (peter1138) - Spiritual descendant from NewGRF gods (since 0.4.5)",
408  " Ingo von Borstel (planetmaker) - General, Support (since 1.1)",
409  " Remko Bijker (Rubidium) - Lead coder and way more (since 0.4.5)",
410  " Jos\xC3\xA9 Soler (Terkhen) - General coding (since 1.0)",
411  " Leif Linse (Zuu) - AI/Game Script (since 1.2)",
412  "",
413  "Inactive Developers:",
414  " Jean-Fran\xC3\xA7ois Claeys (Belugas) - GUI, NewGRF and more (0.4.5 - 1.0)",
415  " Bjarni Corfitzen (Bjarni) - MacOSX port, coder and vehicles (0.3 - 0.7)",
416  " Victor Fischer (Celestar) - Programming everywhere you need him to (0.3 - 0.6)",
417  " Jaroslav Mazanec (KUDr) - YAPG (Yet Another Pathfinder God) ;) (0.4.5 - 0.6)",
418  " Jonathan Coome (Maedhros) - High priest of the NewGRF Temple (0.5 - 0.6)",
419  " Attila B\xC3\xA1n (MiHaMiX) - Developer WebTranslator 1 and 2 (0.3 - 0.5)",
420  " Zden\xC4\x9Bk Sojka (SmatZ) - Bug finder and fixer (0.6 - 1.3)",
421  " Christoph Mallon (Tron) - Programmer, code correctness police (0.3 - 0.5)",
422  " Patric Stout (TrueBrain) - NoAI, NoGo, Network (0.3 - 1.2), sys op (active)",
423  " Thijs Marinussen (Yexo) - AI Framework, General (0.6 - 1.3)",
424  "",
425  "Retired Developers:",
426  " Tam\xC3\xA1s Farag\xC3\xB3 (Darkvater) - Ex-Lead coder (0.3 - 0.5)",
427  " Dominik Scherer (dominik81) - Lead programmer, GUI expert (0.3 - 0.3)",
428  " Emil Djupfeld (egladil) - MacOSX (0.4.5 - 0.6)",
429  " Simon Sasburg (HackyKid) - Many bugfixes (0.4 - 0.4.5)",
430  " Ludvig Strigeus (ludde) - Original author of OpenTTD, main coder (0.1 - 0.3)",
431  " Cian Duffy (MYOB) - BeOS port / manual writing (0.1 - 0.3)",
432  " Petr Baudi\xC5\xA1 (pasky) - Many patches, NewGRF support (0.3 - 0.3)",
433  " Benedikt Br\xC3\xBCggemeier (skidd13) - Bug fixer and code reworker (0.6 - 0.7)",
434  " Serge Paquet (vurlix) - 2nd contributor after ludde (0.1 - 0.3)",
435  "",
436  "Special thanks go out to:",
437  " Josef Drexler - For his great work on TTDPatch",
438  " Marcin Grzegorczyk - Track foundations and for describing TTD internals",
439  " Stefan Mei\xC3\x9Fner (sign_de) - For his work on the console",
440  " Mike Ragsdale - OpenTTD installer",
441  " Christian Rosentreter (tokai) - MorphOS / AmigaOS port",
442  " Richard Kempton (richK) - additional airports, initial TGP implementation",
443  "",
444  " Alberto Demichelis - Squirrel scripting language \xC2\xA9 2003-2008",
445  " L. Peter Deutsch - MD5 implementation \xC2\xA9 1999, 2000, 2002",
446  " Michael Blunck - Pre-signals and semaphores \xC2\xA9 2003",
447  " George - Canal/Lock graphics \xC2\xA9 2003-2004",
448  " Andrew Parkhouse (andythenorth) - River graphics",
449  " David Dallaston (Pikka) - Tram tracks",
450  " All Translators - Who made OpenTTD a truly international game",
451  " Bug Reporters - Without whom OpenTTD would still be full of bugs!",
452  "",
453  "",
454  "And last but not least:",
455  " Chris Sawyer - For an amazing game!"
456 };
457 
458 struct AboutWindow : public Window {
460  byte counter;
462  static const int num_visible_lines = 19;
463 
464  AboutWindow() : Window(&_about_desc)
465  {
467 
468  this->counter = 5;
469  this->text_position = this->GetWidget<NWidgetBase>(WID_A_SCROLLING_TEXT)->pos_y + this->GetWidget<NWidgetBase>(WID_A_SCROLLING_TEXT)->current_y;
470  }
471 
472  virtual void SetStringParameters(int widget) const
473  {
474  if (widget == WID_A_WEBSITE) SetDParamStr(0, "Website: http://www.openttd.org");
475  }
476 
477  virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
478  {
479  if (widget != WID_A_SCROLLING_TEXT) return;
480 
482 
483  Dimension d;
484  d.height = this->line_height * num_visible_lines;
485 
486  d.width = 0;
487  for (uint i = 0; i < lengthof(_credits); i++) {
488  d.width = max(d.width, GetStringBoundingBox(_credits[i]).width);
489  }
490  *size = maxdim(*size, d);
491  }
492 
493  virtual void DrawWidget(const Rect &r, int widget) const
494  {
495  if (widget != WID_A_SCROLLING_TEXT) return;
496 
497  int y = this->text_position;
498 
499  /* Show all scrolling _credits */
500  for (uint i = 0; i < lengthof(_credits); i++) {
501  if (y >= r.top + 7 && y < r.bottom - this->line_height) {
502  DrawString(r.left, r.right, y, _credits[i], TC_BLACK, SA_LEFT | SA_FORCE);
503  }
504  y += this->line_height;
505  }
506  }
507 
508  virtual void OnTick()
509  {
510  if (--this->counter == 0) {
511  this->counter = 5;
512  this->text_position--;
513  /* If the last text has scrolled start a new from the start */
514  if (this->text_position < (int)(this->GetWidget<NWidgetBase>(WID_A_SCROLLING_TEXT)->pos_y - lengthof(_credits) * this->line_height)) {
515  this->text_position = this->GetWidget<NWidgetBase>(WID_A_SCROLLING_TEXT)->pos_y + this->GetWidget<NWidgetBase>(WID_A_SCROLLING_TEXT)->current_y;
516  }
517  this->SetDirty();
518  }
519  }
520 };
521 
522 void ShowAboutWindow()
523 {
525  new AboutWindow();
526 }
527 
534 void ShowEstimatedCostOrIncome(Money cost, int x, int y)
535 {
536  StringID msg = STR_MESSAGE_ESTIMATED_COST;
537 
538  if (cost < 0) {
539  cost = -cost;
540  msg = STR_MESSAGE_ESTIMATED_INCOME;
541  }
542  SetDParam(0, cost);
544 }
545 
553 void ShowCostOrIncomeAnimation(int x, int y, int z, Money cost)
554 {
555  Point pt = RemapCoords(x, y, z);
556  StringID msg = STR_INCOME_FLOAT_COST;
557 
558  if (cost < 0) {
559  cost = -cost;
560  msg = STR_INCOME_FLOAT_INCOME;
561  }
562  SetDParam(0, cost);
563  AddTextEffect(msg, pt.x, pt.y, DAY_TICKS, TE_RISING);
564 }
565 
574 void ShowFeederIncomeAnimation(int x, int y, int z, Money transfer, Money income)
575 {
576  Point pt = RemapCoords(x, y, z);
577 
578  SetDParam(0, transfer);
579  if (income == 0) {
580  AddTextEffect(STR_FEEDER, pt.x, pt.y, DAY_TICKS, TE_RISING);
581  } else {
582  StringID msg = STR_FEEDER_COST;
583  if (income < 0) {
584  income = -income;
585  msg = STR_FEEDER_INCOME;
586  }
587  SetDParam(1, income);
588  AddTextEffect(msg, pt.x, pt.y, DAY_TICKS, TE_RISING);
589  }
590 }
591 
601 TextEffectID ShowFillingPercent(int x, int y, int z, uint8 percent, StringID string)
602 {
603  Point pt = RemapCoords(x, y, z);
604 
605  assert(string != STR_NULL);
606 
607  SetDParam(0, percent);
608  return AddTextEffect(string, pt.x, pt.y, 0, TE_STATIC);
609 }
610 
616 void UpdateFillingPercent(TextEffectID te_id, uint8 percent, StringID string)
617 {
618  assert(string != STR_NULL);
619 
620  SetDParam(0, percent);
621  UpdateTextEffect(te_id, string);
622 }
623 
628 void HideFillingPercent(TextEffectID *te_id)
629 {
630  if (*te_id == INVALID_TE_ID) return;
631 
632  RemoveTextEffect(*te_id);
633  *te_id = INVALID_TE_ID;
634 }
635 
636 static const NWidgetPart _nested_tooltips_widgets[] = {
637  NWidget(WWT_PANEL, COLOUR_GREY, WID_TT_BACKGROUND), SetMinimalSize(200, 32), EndContainer(),
638 };
639 
640 static WindowDesc _tool_tips_desc(
641  WDP_MANUAL, NULL, 0, 0, // Coordinates and sizes are not used,
643  WDF_NO_FOCUS,
644  _nested_tooltips_widgets, lengthof(_nested_tooltips_widgets)
645 );
646 
648 struct TooltipsWindow : public Window
649 {
651  byte paramcount;
652  uint64 params[5];
653  TooltipCloseCondition close_cond;
654 
655  TooltipsWindow(Window *parent, StringID str, uint paramcount, const uint64 params[], TooltipCloseCondition close_tooltip) : Window(&_tool_tips_desc)
656  {
657  this->parent = parent;
658  this->string_id = str;
659  assert_compile(sizeof(this->params[0]) == sizeof(params[0]));
660  assert(paramcount <= lengthof(this->params));
661  memcpy(this->params, params, sizeof(this->params[0]) * paramcount);
662  this->paramcount = paramcount;
663  this->close_cond = close_tooltip;
664 
665  this->InitNested();
666 
667  CLRBITS(this->flags, WF_WHITE_BORDER);
668  }
669 
670  virtual Point OnInitialPosition(int16 sm_width, int16 sm_height, int window_number)
671  {
672  /* Find the free screen space between the main toolbar at the top, and the statusbar at the bottom.
673  * Add a fixed distance 2 so the tooltip floats free from both bars.
674  */
675  int scr_top = GetMainViewTop() + 2;
676  int scr_bot = GetMainViewBottom() - 2;
677 
678  Point pt;
679 
680  /* Correctly position the tooltip position, watch out for window and cursor size
681  * Clamp value to below main toolbar and above statusbar. If tooltip would
682  * go below window, flip it so it is shown above the cursor */
683  pt.y = Clamp(_cursor.pos.y + _cursor.total_size.y + _cursor.total_offs.y + 5, scr_top, scr_bot);
684  if (pt.y + sm_height > scr_bot) pt.y = min(_cursor.pos.y + _cursor.total_offs.y - 5, scr_bot) - sm_height;
685  pt.x = sm_width >= _screen.width ? 0 : Clamp(_cursor.pos.x - (sm_width >> 1), 0, _screen.width - sm_width);
686 
687  return pt;
688  }
689 
690  virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
691  {
692  /* There is only one widget. */
693  for (uint i = 0; i != this->paramcount; i++) SetDParam(i, this->params[i]);
694 
695  size->width = min(GetStringBoundingBox(this->string_id).width, ScaleGUITrad(194));
696  size->height = GetStringHeight(this->string_id, size->width);
697 
698  /* Increase slightly to have some space around the box. */
699  size->width += 2 + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
700  size->height += 2 + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
701  }
702 
703  virtual void DrawWidget(const Rect &r, int widget) const
704  {
705  /* There is only one widget. */
706  GfxFillRect(r.left, r.top, r.right, r.bottom, PC_BLACK);
707  GfxFillRect(r.left + 1, r.top + 1, r.right - 1, r.bottom - 1, PC_LIGHT_YELLOW);
708 
709  for (uint arg = 0; arg < this->paramcount; arg++) {
710  SetDParam(arg, this->params[arg]);
711  }
712  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);
713  }
714 
715  virtual void OnMouseLoop()
716  {
717  /* Always close tooltips when the cursor is not in our window. */
718  if (!_cursor.in_window) {
719  delete this;
720  return;
721  }
722 
723  /* We can show tooltips while dragging tools. These are shown as long as
724  * we are dragging the tool. Normal tooltips work with hover or rmb. */
725  switch (this->close_cond) {
726  case TCC_RIGHT_CLICK: if (!_right_button_down) delete this; break;
727  case TCC_LEFT_CLICK: if (!_left_button_down) delete this; break;
728  case TCC_HOVER: if (!_mouse_hovering) delete this; break;
729  }
730  }
731 };
732 
741 void GuiShowTooltips(Window *parent, StringID str, uint paramcount, const uint64 params[], TooltipCloseCondition close_tooltip)
742 {
744 
745  if (str == STR_NULL) return;
746 
747  new TooltipsWindow(parent, str, paramcount, params, close_tooltip);
748 }
749 
750 void QueryString::HandleEditBox(Window *w, int wid)
751 {
752  if (w->IsWidgetGloballyFocused(wid) && this->text.HandleCaret()) {
753  w->SetWidgetDirty(wid);
754 
755  /* For the OSK also invalidate the parent window */
756  if (w->window_class == WC_OSK) w->InvalidateData();
757  }
758 }
759 
760 void QueryString::DrawEditBox(const Window *w, int wid) const
761 {
762  const NWidgetLeaf *wi = w->GetWidget<NWidgetLeaf>(wid);
763 
764  assert((wi->type & WWT_MASK) == WWT_EDITBOX);
765 
766  bool rtl = _current_text_dir == TD_RTL;
767  Dimension sprite_size = GetSpriteSize(rtl ? SPR_IMG_DELETE_RIGHT : SPR_IMG_DELETE_LEFT);
768  int clearbtn_width = sprite_size.width + WD_IMGBTN_LEFT + WD_IMGBTN_RIGHT;
769 
770  int clearbtn_left = wi->pos_x + (rtl ? 0 : wi->current_x - clearbtn_width);
771  int clearbtn_right = wi->pos_x + (rtl ? clearbtn_width : wi->current_x) - 1;
772  int left = wi->pos_x + (rtl ? clearbtn_width : 0);
773  int right = wi->pos_x + (rtl ? wi->current_x : wi->current_x - clearbtn_width) - 1;
774 
775  int top = wi->pos_y;
776  int bottom = wi->pos_y + wi->current_y - 1;
777 
778  DrawFrameRect(clearbtn_left, top, clearbtn_right, bottom, wi->colour, wi->IsLowered() ? FR_LOWERED : FR_NONE);
779  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));
780  if (this->text.bytes == 1) GfxFillRect(clearbtn_left + 1, top + 1, clearbtn_right - 1, bottom - 1, _colour_gradient[wi->colour & 0xF][2], FILLRECT_CHECKER);
781 
782  DrawFrameRect(left, top, right, bottom, wi->colour, FR_LOWERED | FR_DARKENED);
783  GfxFillRect(left + 1, top + 1, right - 1, bottom - 1, PC_BLACK);
784 
785  /* Limit the drawing of the string inside the widget boundaries */
786  DrawPixelInfo dpi;
787  if (!FillDrawPixelInfo(&dpi, left + WD_FRAMERECT_LEFT, top + WD_FRAMERECT_TOP, right - left - WD_FRAMERECT_RIGHT, bottom - top - WD_FRAMERECT_BOTTOM)) return;
788 
789  DrawPixelInfo *old_dpi = _cur_dpi;
790  _cur_dpi = &dpi;
791 
792  /* We will take the current widget length as maximum width, with a small
793  * space reserved at the end for the caret to show */
794  const Textbuf *tb = &this->text;
795  int delta = min(0, (right - left) - tb->pixels - 10);
796 
797  if (tb->caretxoffs + delta < 0) delta = -tb->caretxoffs;
798 
799  /* If we have a marked area, draw a background highlight. */
800  if (tb->marklength != 0) GfxFillRect(delta + tb->markxoffs, 0, delta + tb->markxoffs + tb->marklength - 1, bottom - top, PC_GREY);
801 
802  DrawString(delta, tb->pixels, 0, tb->buf, TC_YELLOW);
803  bool focussed = w->IsWidgetGloballyFocused(wid) || IsOSKOpenedFor(w, wid);
804  if (focussed && tb->caret) {
805  int caret_width = GetStringBoundingBox("_").width;
806  DrawString(tb->caretxoffs + delta, tb->caretxoffs + delta + caret_width, 0, "_", TC_WHITE);
807  }
808 
809  _cur_dpi = old_dpi;
810 }
811 
819 {
820  const NWidgetLeaf *wi = w->GetWidget<NWidgetLeaf>(wid);
821 
822  assert((wi->type & WWT_MASK) == WWT_EDITBOX);
823 
824  bool rtl = _current_text_dir == TD_RTL;
825  Dimension sprite_size = GetSpriteSize(rtl ? SPR_IMG_DELETE_RIGHT : SPR_IMG_DELETE_LEFT);
826  int clearbtn_width = sprite_size.width + WD_IMGBTN_LEFT + WD_IMGBTN_RIGHT;
827 
828  int left = wi->pos_x + (rtl ? clearbtn_width : 0);
829  int right = wi->pos_x + (rtl ? wi->current_x : wi->current_x - clearbtn_width) - 1;
830 
831  /* Clamp caret position to be inside out current width. */
832  const Textbuf *tb = &this->text;
833  int delta = min(0, (right - left) - tb->pixels - 10);
834  if (tb->caretxoffs + delta < 0) delta = -tb->caretxoffs;
835 
836  Point pt = {left + WD_FRAMERECT_LEFT + tb->caretxoffs + delta, (int)wi->pos_y + WD_FRAMERECT_TOP};
837  return pt;
838 }
839 
848 Rect QueryString::GetBoundingRect(const Window *w, int wid, const char *from, const char *to) const
849 {
850  const NWidgetLeaf *wi = w->GetWidget<NWidgetLeaf>(wid);
851 
852  assert((wi->type & WWT_MASK) == WWT_EDITBOX);
853 
854  bool rtl = _current_text_dir == TD_RTL;
855  Dimension sprite_size = GetSpriteSize(rtl ? SPR_IMG_DELETE_RIGHT : SPR_IMG_DELETE_LEFT);
856  int clearbtn_width = sprite_size.width + WD_IMGBTN_LEFT + WD_IMGBTN_RIGHT;
857 
858  int left = wi->pos_x + (rtl ? clearbtn_width : 0);
859  int right = wi->pos_x + (rtl ? wi->current_x : wi->current_x - clearbtn_width) - 1;
860 
861  int top = wi->pos_y + WD_FRAMERECT_TOP;
862  int bottom = wi->pos_y + wi->current_y - 1 - WD_FRAMERECT_BOTTOM;
863 
864  /* Clamp caret position to be inside our current width. */
865  const Textbuf *tb = &this->text;
866  int delta = min(0, (right - left) - tb->pixels - 10);
867  if (tb->caretxoffs + delta < 0) delta = -tb->caretxoffs;
868 
869  /* Get location of first and last character. */
870  Point p1 = GetCharPosInString(tb->buf, from, FS_NORMAL);
871  Point p2 = from != to ? GetCharPosInString(tb->buf, to, FS_NORMAL) : p1;
872 
873  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 };
874 
875  return r;
876 }
877 
885 const char *QueryString::GetCharAtPosition(const Window *w, int wid, const Point &pt) const
886 {
887  const NWidgetLeaf *wi = w->GetWidget<NWidgetLeaf>(wid);
888 
889  assert((wi->type & WWT_MASK) == WWT_EDITBOX);
890 
891  bool rtl = _current_text_dir == TD_RTL;
892  Dimension sprite_size = GetSpriteSize(rtl ? SPR_IMG_DELETE_RIGHT : SPR_IMG_DELETE_LEFT);
893  int clearbtn_width = sprite_size.width + WD_IMGBTN_LEFT + WD_IMGBTN_RIGHT;
894 
895  int left = wi->pos_x + (rtl ? clearbtn_width : 0);
896  int right = wi->pos_x + (rtl ? wi->current_x : wi->current_x - clearbtn_width) - 1;
897 
898  int top = wi->pos_y + WD_FRAMERECT_TOP;
899  int bottom = wi->pos_y + wi->current_y - 1 - WD_FRAMERECT_BOTTOM;
900 
901  if (!IsInsideMM(pt.y, top, bottom)) return NULL;
902 
903  /* Clamp caret position to be inside our current width. */
904  const Textbuf *tb = &this->text;
905  int delta = min(0, (right - left) - tb->pixels - 10);
906  if (tb->caretxoffs + delta < 0) delta = -tb->caretxoffs;
907 
908  return ::GetCharAtPosition(tb->buf, pt.x - delta - left);
909 }
910 
911 void QueryString::ClickEditBox(Window *w, Point pt, int wid, int click_count, bool focus_changed)
912 {
913  const NWidgetLeaf *wi = w->GetWidget<NWidgetLeaf>(wid);
914 
915  assert((wi->type & WWT_MASK) == WWT_EDITBOX);
916 
917  bool rtl = _current_text_dir == TD_RTL;
918  int clearbtn_width = GetSpriteSize(rtl ? SPR_IMG_DELETE_RIGHT : SPR_IMG_DELETE_LEFT).width;
919 
920  int clearbtn_left = wi->pos_x + (rtl ? 0 : wi->current_x - clearbtn_width);
921 
922  if (IsInsideBS(pt.x, clearbtn_left, clearbtn_width)) {
923  if (this->text.bytes > 1) {
924  this->text.DeleteAll();
925  w->HandleButtonClick(wid);
926  w->OnEditboxChanged(wid);
927  }
928  return;
929  }
930 
932  (!focus_changed || _settings_client.gui.osk_activation == OSKA_IMMEDIATELY) &&
933  (click_count == 2 || _settings_client.gui.osk_activation != OSKA_DOUBLE_CLICK)) {
934  /* Open the OSK window */
935  ShowOnScreenKeyboard(w, wid);
936  }
937 }
938 
940 struct QueryStringWindow : public Window
941 {
944 
945  QueryStringWindow(StringID str, StringID caption, uint max_bytes, uint max_chars, WindowDesc *desc, Window *parent, CharSetFilter afilter, QueryStringFlags flags) :
946  Window(desc), editbox(max_bytes, max_chars)
947  {
948  char *last_of = &this->editbox.text.buf[this->editbox.text.max_bytes - 1];
949  GetString(this->editbox.text.buf, str, last_of);
950  str_validate(this->editbox.text.buf, last_of, SVS_NONE);
951 
952  /* Make sure the name isn't too long for the text buffer in the number of
953  * characters (not bytes). max_chars also counts the '\0' characters. */
954  while (Utf8StringLength(this->editbox.text.buf) + 1 > this->editbox.text.max_chars) {
955  *Utf8PrevChar(this->editbox.text.buf + strlen(this->editbox.text.buf)) = '\0';
956  }
957 
958  this->editbox.text.UpdateSize();
959 
960  if ((flags & QSF_ACCEPT_UNCHANGED) == 0) this->editbox.orig = stredup(this->editbox.text.buf);
961 
962  this->querystrings[WID_QS_TEXT] = &this->editbox;
963  this->editbox.caption = caption;
965  this->editbox.ok_button = WID_QS_OK;
966  this->editbox.text.afilter = afilter;
967  this->flags = flags;
968 
970 
971  this->parent = parent;
972 
974  }
975 
976  virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
977  {
978  if (widget == WID_QS_DEFAULT && (this->flags & QSF_ENABLE_DEFAULT) == 0) {
979  /* We don't want this widget to show! */
980  fill->width = 0;
981  resize->width = 0;
982  size->width = 0;
983  }
984  }
985 
986  virtual void SetStringParameters(int widget) const
987  {
988  if (widget == WID_QS_CAPTION) SetDParam(0, this->editbox.caption);
989  }
990 
991  void OnOk()
992  {
993  if (this->editbox.orig == NULL || strcmp(this->editbox.text.buf, this->editbox.orig) != 0) {
994  /* If the parent is NULL, the editbox is handled by general function
995  * HandleOnEditText */
996  if (this->parent != NULL) {
997  this->parent->OnQueryTextFinished(this->editbox.text.buf);
998  } else {
999  HandleOnEditText(this->editbox.text.buf);
1000  }
1001  this->editbox.handled = true;
1002  }
1003  }
1004 
1005  virtual void OnClick(Point pt, int widget, int click_count)
1006  {
1007  switch (widget) {
1008  case WID_QS_DEFAULT:
1009  this->editbox.text.DeleteAll();
1010  /* FALL THROUGH */
1011  case WID_QS_OK:
1012  this->OnOk();
1013  /* FALL THROUGH */
1014  case WID_QS_CANCEL:
1015  delete this;
1016  break;
1017  }
1018  }
1019 
1021  {
1022  if (!this->editbox.handled && this->parent != NULL) {
1023  Window *parent = this->parent;
1024  this->parent = NULL; // so parent doesn't try to delete us again
1025  parent->OnQueryTextFinished(NULL);
1026  }
1027  }
1028 };
1029 
1030 static const NWidgetPart _nested_query_string_widgets[] = {
1032  NWidget(WWT_CLOSEBOX, COLOUR_GREY),
1033  NWidget(WWT_CAPTION, COLOUR_GREY, WID_QS_CAPTION), SetDataTip(STR_WHITE_STRING, STR_NULL),
1034  EndContainer(),
1035  NWidget(WWT_PANEL, COLOUR_GREY),
1036  NWidget(WWT_EDITBOX, COLOUR_GREY, WID_QS_TEXT), SetMinimalSize(256, 12), SetFill(1, 1), SetPadding(2, 2, 2, 2),
1037  EndContainer(),
1039  NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_QS_DEFAULT), SetMinimalSize(87, 12), SetFill(1, 1), SetDataTip(STR_BUTTON_DEFAULT, STR_NULL),
1040  NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_QS_CANCEL), SetMinimalSize(86, 12), SetFill(1, 1), SetDataTip(STR_BUTTON_CANCEL, STR_NULL),
1041  NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_QS_OK), SetMinimalSize(87, 12), SetFill(1, 1), SetDataTip(STR_BUTTON_OK, STR_NULL),
1042  EndContainer(),
1043 };
1044 
1045 static WindowDesc _query_string_desc(
1046  WDP_CENTER, "query_string", 0, 0,
1048  0,
1049  _nested_query_string_widgets, lengthof(_nested_query_string_widgets)
1050 );
1051 
1062 void ShowQueryString(StringID str, StringID caption, uint maxsize, Window *parent, CharSetFilter afilter, QueryStringFlags flags)
1063 {
1065  new QueryStringWindow(str, caption, ((flags & QSF_LEN_IN_CHARS) ? MAX_CHAR_LENGTH : 1) * maxsize, maxsize, &_query_string_desc, parent, afilter, flags);
1066 }
1067 
1071 struct QueryWindow : public Window {
1073  uint64 params[10];
1076 
1078  {
1079  /* Create a backup of the variadic arguments to strings because it will be
1080  * overridden pretty often. We will copy these back for drawing */
1081  CopyOutDParam(this->params, 0, lengthof(this->params));
1082  this->caption = caption;
1083  this->message = message;
1084  this->proc = callback;
1085 
1087 
1088  this->parent = parent;
1089  this->left = parent->left + (parent->width / 2) - (this->width / 2);
1090  this->top = parent->top + (parent->height / 2) - (this->height / 2);
1091  }
1092 
1093  ~QueryWindow()
1094  {
1095  if (this->proc != NULL) this->proc(this->parent, false);
1096  }
1097 
1098  virtual void SetStringParameters(int widget) const
1099  {
1100  switch (widget) {
1101  case WID_Q_CAPTION:
1102  CopyInDParam(1, this->params, lengthof(this->params));
1103  SetDParam(0, this->caption);
1104  break;
1105 
1106  case WID_Q_TEXT:
1107  CopyInDParam(0, this->params, lengthof(this->params));
1108  break;
1109  }
1110  }
1111 
1112  virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
1113  {
1114  if (widget != WID_Q_TEXT) return;
1115 
1118  d.height += WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
1119  *size = d;
1120  }
1121 
1122  virtual void DrawWidget(const Rect &r, int widget) const
1123  {
1124  if (widget != WID_Q_TEXT) return;
1125 
1127  this->message, TC_FROMSTRING, SA_CENTER);
1128  }
1129 
1130  virtual void OnClick(Point pt, int widget, int click_count)
1131  {
1132  switch (widget) {
1133  case WID_Q_YES: {
1134  /* in the Generate New World window, clicking 'Yes' causes
1135  * DeleteNonVitalWindows() to be called - we shouldn't be in a window then */
1136  QueryCallbackProc *proc = this->proc;
1137  Window *parent = this->parent;
1138  /* Prevent the destructor calling the callback function */
1139  this->proc = NULL;
1140  delete this;
1141  if (proc != NULL) {
1142  proc(parent, true);
1143  proc = NULL;
1144  }
1145  break;
1146  }
1147  case WID_Q_NO:
1148  delete this;
1149  break;
1150  }
1151  }
1152 
1153  virtual EventState OnKeyPress(WChar key, uint16 keycode)
1154  {
1155  /* ESC closes the window, Enter confirms the action */
1156  switch (keycode) {
1157  case WKC_RETURN:
1158  case WKC_NUM_ENTER:
1159  if (this->proc != NULL) {
1160  this->proc(this->parent, true);
1161  this->proc = NULL;
1162  }
1163  /* FALL THROUGH */
1164  case WKC_ESC:
1165  delete this;
1166  return ES_HANDLED;
1167  }
1168  return ES_NOT_HANDLED;
1169  }
1170 };
1171 
1172 static const NWidgetPart _nested_query_widgets[] = {
1174  NWidget(WWT_CLOSEBOX, COLOUR_RED),
1175  NWidget(WWT_CAPTION, COLOUR_RED, WID_Q_CAPTION), SetDataTip(STR_JUST_STRING, STR_NULL),
1176  EndContainer(),
1177  NWidget(WWT_PANEL, COLOUR_RED), SetPIP(8, 15, 8),
1178  NWidget(WWT_TEXT, COLOUR_RED, WID_Q_TEXT), SetMinimalSize(200, 12),
1179  NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(20, 29, 20),
1180  NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_Q_NO), SetMinimalSize(71, 12), SetFill(1, 1), SetDataTip(STR_QUIT_NO, STR_NULL),
1181  NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_Q_YES), SetMinimalSize(71, 12), SetFill(1, 1), SetDataTip(STR_QUIT_YES, STR_NULL),
1182  EndContainer(),
1183  EndContainer(),
1184 };
1185 
1186 static WindowDesc _query_desc(
1187  WDP_CENTER, NULL, 0, 0,
1189  WDF_MODAL,
1190  _nested_query_widgets, lengthof(_nested_query_widgets)
1191 );
1192 
1202 void ShowQuery(StringID caption, StringID message, Window *parent, QueryCallbackProc *callback)
1203 {
1204  if (parent == NULL) parent = FindWindowById(WC_MAIN_WINDOW, 0);
1205 
1206  const Window *w;
1207  FOR_ALL_WINDOWS_FROM_BACK(w) {
1208  if (w->window_class != WC_CONFIRM_POPUP_QUERY) continue;
1209 
1210  const QueryWindow *qw = (const QueryWindow *)w;
1211  if (qw->parent != parent || qw->proc != callback) continue;
1212 
1213  delete qw;
1214  break;
1215  }
1216 
1217  new QueryWindow(&_query_desc, caption, message, parent, callback);
1218 }