settings_gui.cpp

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00001 /* $Id$ */
00002 
00003 /*
00004  * This file is part of OpenTTD.
00005  * 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.
00006  * 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.
00007  * 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/>.
00008  */
00009 
00012 #include "stdafx.h"
00013 #include "currency.h"
00014 #include "gui.h"
00015 #include "textbuf_gui.h"
00016 #include "command_func.h"
00017 #include "screenshot.h"
00018 #include "network/network.h"
00019 #include "town.h"
00020 #include "settings_internal.h"
00021 #include "newgrf_townname.h"
00022 #include "strings_func.h"
00023 #include "window_func.h"
00024 #include "string_func.h"
00025 #include "widgets/dropdown_type.h"
00026 #include "widgets/dropdown_func.h"
00027 #include "highscore.h"
00028 #include "base_media_base.h"
00029 #include "company_base.h"
00030 #include "company_func.h"
00031 #include "viewport_func.h"
00032 #include "core/geometry_func.hpp"
00033 #include "ai/ai.hpp"
00034 #include "language.h"
00035 
00036 #include "table/sprites.h"
00037 #include "table/strings.h"
00038 #include <map>
00039 
00040 static const StringID _units_dropdown[] = {
00041   STR_GAME_OPTIONS_MEASURING_UNITS_IMPERIAL,
00042   STR_GAME_OPTIONS_MEASURING_UNITS_METRIC,
00043   STR_GAME_OPTIONS_MEASURING_UNITS_SI,
00044   INVALID_STRING_ID
00045 };
00046 
00047 static const StringID _driveside_dropdown[] = {
00048   STR_GAME_OPTIONS_ROAD_VEHICLES_DROPDOWN_LEFT,
00049   STR_GAME_OPTIONS_ROAD_VEHICLES_DROPDOWN_RIGHT,
00050   INVALID_STRING_ID
00051 };
00052 
00053 static const StringID _autosave_dropdown[] = {
00054   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_OFF,
00055   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_EVERY_1_MONTH,
00056   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_EVERY_3_MONTHS,
00057   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_EVERY_6_MONTHS,
00058   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_EVERY_12_MONTHS,
00059   INVALID_STRING_ID,
00060 };
00061 
00068 static StringID *BuildDynamicDropdown(StringID base, int num)
00069 {
00070   static StringID buf[32 + 1];
00071   StringID *p = buf;
00072   while (--num >= 0) *p++ = base++;
00073   *p = INVALID_STRING_ID;
00074   return buf;
00075 }
00076 
00077 int _nb_orig_names = SPECSTR_TOWNNAME_LAST - SPECSTR_TOWNNAME_START + 1; 
00078 static StringID *_grf_names = NULL; 
00079 static int _nb_grf_names = 0;       
00080 
00082 void InitGRFTownGeneratorNames()
00083 {
00084   free(_grf_names);
00085   _grf_names = GetGRFTownNameList();
00086   _nb_grf_names = 0;
00087   for (StringID *s = _grf_names; *s != INVALID_STRING_ID; s++) _nb_grf_names++;
00088 }
00089 
00095 static inline StringID TownName(int town_name)
00096 {
00097   if (town_name < _nb_orig_names) return STR_GAME_OPTIONS_TOWN_NAME_ORIGINAL_ENGLISH + town_name;
00098   town_name -= _nb_orig_names;
00099   if (town_name < _nb_grf_names) return _grf_names[town_name];
00100   return STR_UNDEFINED;
00101 }
00102 
00107 static int GetCurRes()
00108 {
00109   int i;
00110 
00111   for (i = 0; i != _num_resolutions; i++) {
00112     if ((int)_resolutions[i].width == _screen.width &&
00113         (int)_resolutions[i].height == _screen.height) {
00114       break;
00115     }
00116   }
00117   return i;
00118 }
00119 
00121 enum GameOptionsWidgets {
00122   GOW_BACKGROUND,             
00123   GOW_CURRENCY_DROPDOWN,      
00124   GOW_DISTANCE_DROPDOWN,      
00125   GOW_ROADSIDE_DROPDOWN,      
00126   GOW_TOWNNAME_DROPDOWN,      
00127   GOW_AUTOSAVE_DROPDOWN,      
00128   GOW_LANG_DROPDOWN,          
00129   GOW_RESOLUTION_DROPDOWN,    
00130   GOW_FULLSCREEN_BUTTON,      
00131   GOW_SCREENSHOT_DROPDOWN,    
00132   GOW_BASE_GRF_DROPDOWN,      
00133   GOW_BASE_GRF_STATUS,        
00134   GOW_BASE_GRF_DESCRIPTION,   
00135   GOW_BASE_SFX_DROPDOWN,      
00136   GOW_BASE_SFX_DESCRIPTION,   
00137   GOW_BASE_MUSIC_DROPDOWN,    
00138   GOW_BASE_MUSIC_STATUS,      
00139   GOW_BASE_MUSIC_DESCRIPTION, 
00140 };
00141 
00147 static void ShowTownnameDropdown(Window *w, int sel)
00148 {
00149   typedef std::map<StringID, int, StringIDCompare> TownList;
00150   TownList townnames;
00151 
00152   /* Add and sort original townnames generators */
00153   for (int i = 0; i < _nb_orig_names; i++) townnames[STR_GAME_OPTIONS_TOWN_NAME_ORIGINAL_ENGLISH + i] = i;
00154 
00155   /* Add and sort newgrf townnames generators */
00156   for (int i = 0; i < _nb_grf_names; i++) townnames[_grf_names[i]] = _nb_orig_names + i;
00157 
00158   DropDownList *list = new DropDownList();
00159   for (TownList::iterator it = townnames.begin(); it != townnames.end(); it++) {
00160     list->push_back(new DropDownListStringItem((*it).first, (*it).second, !(_game_mode == GM_MENU || Town::GetNumItems() == 0 || (*it).second == sel)));
00161   }
00162 
00163   ShowDropDownList(w, list, sel, GOW_TOWNNAME_DROPDOWN);
00164 }
00165 
00166 static void ShowCustCurrency();
00167 
00168 template <class T>
00169 static void ShowSetMenu(Window *w, int widget)
00170 {
00171   int n = T::GetNumSets();
00172   int current = T::GetIndexOfUsedSet();
00173 
00174   DropDownList *list = new DropDownList();
00175   for (int i = 0; i < n; i++) {
00176     list->push_back(new DropDownListCharStringItem(T::GetSet(i)->name, i, (_game_mode == GM_MENU) ? false : (current != i)));
00177   }
00178 
00179   ShowDropDownList(w, list, current, widget);
00180 }
00181 
00182 struct GameOptionsWindow : Window {
00183   GameSettings *opt;
00184   bool reload;
00185 
00186   GameOptionsWindow(const WindowDesc *desc) : Window()
00187   {
00188     this->opt = &GetGameSettings();
00189     this->reload = false;
00190 
00191     this->InitNested(desc);
00192     this->OnInvalidateData(0);
00193   }
00194 
00195   ~GameOptionsWindow()
00196   {
00197     DeleteWindowById(WC_CUSTOM_CURRENCY, 0);
00198     if (this->reload) _switch_mode = SM_MENU;
00199   }
00200 
00201   virtual void SetStringParameters(int widget) const
00202   {
00203     switch (widget) {
00204       case GOW_CURRENCY_DROPDOWN:   SetDParam(0, _currency_specs[this->opt->locale.currency].name); break;
00205       case GOW_DISTANCE_DROPDOWN:   SetDParam(0, STR_GAME_OPTIONS_MEASURING_UNITS_IMPERIAL + this->opt->locale.units); break;
00206       case GOW_ROADSIDE_DROPDOWN:   SetDParam(0, STR_GAME_OPTIONS_ROAD_VEHICLES_DROPDOWN_LEFT + this->opt->vehicle.road_side); break;
00207       case GOW_TOWNNAME_DROPDOWN:   SetDParam(0, TownName(this->opt->game_creation.town_name)); break;
00208       case GOW_AUTOSAVE_DROPDOWN:   SetDParam(0, _autosave_dropdown[_settings_client.gui.autosave]); break;
00209       case GOW_LANG_DROPDOWN:       SetDParamStr(0, _current_language->own_name); break;
00210       case GOW_RESOLUTION_DROPDOWN: SetDParam(0, GetCurRes() == _num_resolutions ? STR_GAME_OPTIONS_RESOLUTION_OTHER : SPECSTR_RESOLUTION_START + GetCurRes()); break;
00211       case GOW_SCREENSHOT_DROPDOWN: SetDParam(0, SPECSTR_SCREENSHOT_START + _cur_screenshot_format); break;
00212       case GOW_BASE_GRF_DROPDOWN:   SetDParamStr(0, BaseGraphics::GetUsedSet()->name); break;
00213       case GOW_BASE_GRF_STATUS:     SetDParam(0, BaseGraphics::GetUsedSet()->GetNumInvalid()); break;
00214       case GOW_BASE_SFX_DROPDOWN:   SetDParamStr(0, BaseSounds::GetUsedSet()->name); break;
00215       case GOW_BASE_MUSIC_DROPDOWN: SetDParamStr(0, BaseMusic::GetUsedSet()->name); break;
00216       case GOW_BASE_MUSIC_STATUS:   SetDParam(0, BaseMusic::GetUsedSet()->GetNumInvalid()); break;
00217     }
00218   }
00219 
00220   virtual void DrawWidget(const Rect &r, int widget) const
00221   {
00222     switch (widget) {
00223       case GOW_BASE_GRF_DESCRIPTION:
00224         SetDParamStr(0, BaseGraphics::GetUsedSet()->GetDescription(GetCurrentLanguageIsoCode()));
00225         DrawStringMultiLine(r.left, r.right, r.top, UINT16_MAX, STR_BLACK_RAW_STRING);
00226         break;
00227 
00228       case GOW_BASE_SFX_DESCRIPTION:
00229         SetDParamStr(0, BaseSounds::GetUsedSet()->GetDescription(GetCurrentLanguageIsoCode()));
00230         DrawStringMultiLine(r.left, r.right, r.top, UINT16_MAX, STR_BLACK_RAW_STRING);
00231         break;
00232 
00233       case GOW_BASE_MUSIC_DESCRIPTION:
00234         SetDParamStr(0, BaseMusic::GetUsedSet()->GetDescription(GetCurrentLanguageIsoCode()));
00235         DrawStringMultiLine(r.left, r.right, r.top, UINT16_MAX, STR_BLACK_RAW_STRING);
00236         break;
00237     }
00238   }
00239 
00240   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00241   {
00242     switch (widget) {
00243       case GOW_BASE_GRF_DESCRIPTION:
00244         /* Find the biggest description for the default size. */
00245         for (int i = 0; i < BaseGraphics::GetNumSets(); i++) {
00246           SetDParamStr(0, BaseGraphics::GetSet(i)->GetDescription(GetCurrentLanguageIsoCode()));
00247           size->height = max(size->height, (uint)GetStringHeight(STR_BLACK_RAW_STRING, size->width));
00248         }
00249         break;
00250 
00251       case GOW_BASE_GRF_STATUS:
00252         /* Find the biggest description for the default size. */
00253         for (int i = 0; i < BaseGraphics::GetNumSets(); i++) {
00254           uint invalid_files = BaseGraphics::GetSet(i)->GetNumInvalid();
00255           if (invalid_files == 0) continue;
00256 
00257           SetDParam(0, invalid_files);
00258           *size = maxdim(*size, GetStringBoundingBox(STR_GAME_OPTIONS_BASE_GRF_STATUS));
00259         }
00260         break;
00261 
00262       case GOW_BASE_SFX_DESCRIPTION:
00263         /* Find the biggest description for the default size. */
00264         for (int i = 0; i < BaseSounds::GetNumSets(); i++) {
00265           SetDParamStr(0, BaseSounds::GetSet(i)->GetDescription(GetCurrentLanguageIsoCode()));
00266           size->height = max(size->height, (uint)GetStringHeight(STR_BLACK_RAW_STRING, size->width));
00267         }
00268         break;
00269 
00270       case GOW_BASE_MUSIC_DESCRIPTION:
00271         /* Find the biggest description for the default size. */
00272         for (int i = 0; i < BaseMusic::GetNumSets(); i++) {
00273           SetDParamStr(0, BaseMusic::GetSet(i)->GetDescription(GetCurrentLanguageIsoCode()));
00274           size->height = max(size->height, (uint)GetStringHeight(STR_BLACK_RAW_STRING, size->width));
00275         }
00276         break;
00277 
00278       case GOW_BASE_MUSIC_STATUS:
00279         /* Find the biggest description for the default size. */
00280         for (int i = 0; i < BaseMusic::GetNumSets(); i++) {
00281           uint invalid_files = BaseMusic::GetSet(i)->GetNumInvalid();
00282           if (invalid_files == 0) continue;
00283 
00284           SetDParam(0, invalid_files);
00285           *size = maxdim(*size, GetStringBoundingBox(STR_GAME_OPTIONS_BASE_MUSIC_STATUS));
00286         }
00287         break;
00288     }
00289   }
00290 
00291   virtual void OnClick(Point pt, int widget, int click_count)
00292   {
00293     switch (widget) {
00294       case GOW_CURRENCY_DROPDOWN: // Setup currencies dropdown
00295         ShowDropDownMenu(this, BuildCurrencyDropdown(), this->opt->locale.currency, GOW_CURRENCY_DROPDOWN, _game_mode == GM_MENU ? 0 : ~GetMaskOfAllowedCurrencies(), 0);
00296         break;
00297 
00298       case GOW_DISTANCE_DROPDOWN: // Setup distance unit dropdown
00299         ShowDropDownMenu(this, _units_dropdown, this->opt->locale.units, GOW_DISTANCE_DROPDOWN, 0, 0);
00300         break;
00301 
00302       case GOW_ROADSIDE_DROPDOWN: { // Setup road-side dropdown
00303         int i = 0;
00304         extern bool RoadVehiclesAreBuilt();
00305 
00306         /* You can only change the drive side if you are in the menu or ingame with
00307          * no vehicles present. In a networking game only the server can change it */
00308         if ((_game_mode != GM_MENU && RoadVehiclesAreBuilt()) || (_networking && !_network_server)) {
00309           i = (-1) ^ (1 << this->opt->vehicle.road_side); // disable the other value
00310         }
00311 
00312         ShowDropDownMenu(this, _driveside_dropdown, this->opt->vehicle.road_side, GOW_ROADSIDE_DROPDOWN, i, 0);
00313         break;
00314       }
00315 
00316       case GOW_TOWNNAME_DROPDOWN: // Setup townname dropdown
00317         ShowTownnameDropdown(this, this->opt->game_creation.town_name);
00318         break;
00319 
00320       case GOW_AUTOSAVE_DROPDOWN: // Setup autosave dropdown
00321         ShowDropDownMenu(this, _autosave_dropdown, _settings_client.gui.autosave, GOW_AUTOSAVE_DROPDOWN, 0, 0);
00322         break;
00323 
00324       case GOW_LANG_DROPDOWN: { // Setup interface language dropdown
00325         typedef std::map<StringID, int, StringIDCompare> LangList;
00326 
00327         /* Sort language names */
00328         LangList langs;
00329         int current_lang = 0;
00330         for (int i = 0; i < (int)_languages.Length(); i++) {
00331           if (&_languages[i] == _current_language) current_lang = i;
00332           langs[SPECSTR_LANGUAGE_START + i] = i;
00333         }
00334 
00335         DropDownList *list = new DropDownList();
00336         for (LangList::iterator it = langs.begin(); it != langs.end(); it++) {
00337           list->push_back(new DropDownListStringItem((*it).first, (*it).second, false));
00338         }
00339 
00340         ShowDropDownList(this, list, current_lang, GOW_LANG_DROPDOWN);
00341         break;
00342       }
00343 
00344       case GOW_RESOLUTION_DROPDOWN: // Setup resolution dropdown
00345         ShowDropDownMenu(this, BuildDynamicDropdown(SPECSTR_RESOLUTION_START, _num_resolutions), GetCurRes(), GOW_RESOLUTION_DROPDOWN, 0, 0);
00346         break;
00347 
00348       case GOW_FULLSCREEN_BUTTON: // Click fullscreen on/off
00349         /* try to toggle full-screen on/off */
00350         if (!ToggleFullScreen(!_fullscreen)) {
00351           ShowErrorMessage(STR_ERROR_FULLSCREEN_FAILED, INVALID_STRING_ID, WL_ERROR);
00352         }
00353         this->SetWidgetLoweredState(GOW_FULLSCREEN_BUTTON, _fullscreen);
00354         this->SetDirty();
00355         break;
00356 
00357       case GOW_SCREENSHOT_DROPDOWN: // Setup screenshot format dropdown
00358         ShowDropDownMenu(this, BuildDynamicDropdown(SPECSTR_SCREENSHOT_START, _num_screenshot_formats), _cur_screenshot_format, GOW_SCREENSHOT_DROPDOWN, 0, 0);
00359         break;
00360 
00361       case GOW_BASE_GRF_DROPDOWN:
00362         ShowSetMenu<BaseGraphics>(this, GOW_BASE_GRF_DROPDOWN);
00363         break;
00364 
00365       case GOW_BASE_SFX_DROPDOWN:
00366         ShowSetMenu<BaseSounds>(this, GOW_BASE_SFX_DROPDOWN);
00367         break;
00368 
00369       case GOW_BASE_MUSIC_DROPDOWN:
00370         ShowSetMenu<BaseMusic>(this, GOW_BASE_MUSIC_DROPDOWN);
00371         break;
00372     }
00373   }
00374 
00380   template <class T>
00381   void SetMediaSet(int index)
00382   {
00383     if (_game_mode == GM_MENU) {
00384       const char *name = T::GetSet(index)->name;
00385 
00386       free(const_cast<char *>(T::ini_set));
00387       T::ini_set = strdup(name);
00388 
00389       T::SetSet(name);
00390       this->reload = true;
00391       this->InvalidateData();
00392     }
00393   }
00394 
00395   virtual void OnDropdownSelect(int widget, int index)
00396   {
00397     switch (widget) {
00398       case GOW_CURRENCY_DROPDOWN: // Currency
00399         if (index == CUSTOM_CURRENCY_ID) ShowCustCurrency();
00400         this->opt->locale.currency = index;
00401         ReInitAllWindows();
00402         break;
00403 
00404       case GOW_DISTANCE_DROPDOWN: // Measuring units
00405         this->opt->locale.units = index;
00406         MarkWholeScreenDirty();
00407         break;
00408 
00409       case GOW_ROADSIDE_DROPDOWN: // Road side
00410         if (this->opt->vehicle.road_side != index) { // only change if setting changed
00411           uint i;
00412           if (GetSettingFromName("vehicle.road_side", &i) == NULL) NOT_REACHED();
00413           SetSettingValue(i, index);
00414           MarkWholeScreenDirty();
00415         }
00416         break;
00417 
00418       case GOW_TOWNNAME_DROPDOWN: // Town names
00419         if (_game_mode == GM_MENU || Town::GetNumItems() == 0) {
00420           this->opt->game_creation.town_name = index;
00421           SetWindowDirty(WC_GAME_OPTIONS, 0);
00422         }
00423         break;
00424 
00425       case GOW_AUTOSAVE_DROPDOWN: // Autosave options
00426         _settings_client.gui.autosave = index;
00427         this->SetDirty();
00428         break;
00429 
00430       case GOW_LANG_DROPDOWN: // Change interface language
00431         ReadLanguagePack(&_languages[index]);
00432         DeleteWindowByClass(WC_QUERY_STRING);
00433         CheckForMissingGlyphsInLoadedLanguagePack();
00434         UpdateAllVirtCoords();
00435         ReInitAllWindows();
00436         break;
00437 
00438       case GOW_RESOLUTION_DROPDOWN: // Change resolution
00439         if (index < _num_resolutions && ChangeResInGame(_resolutions[index].width, _resolutions[index].height)) {
00440           this->SetDirty();
00441         }
00442         break;
00443 
00444       case GOW_SCREENSHOT_DROPDOWN: // Change screenshot format
00445         SetScreenshotFormat(index);
00446         this->SetDirty();
00447         break;
00448 
00449       case GOW_BASE_GRF_DROPDOWN:
00450         this->SetMediaSet<BaseGraphics>(index);
00451         break;
00452 
00453       case GOW_BASE_SFX_DROPDOWN:
00454         this->SetMediaSet<BaseSounds>(index);
00455         break;
00456 
00457       case GOW_BASE_MUSIC_DROPDOWN:
00458         this->SetMediaSet<BaseMusic>(index);
00459         break;
00460     }
00461   }
00462 
00468   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
00469   {
00470     if (!gui_scope) return;
00471     this->SetWidgetLoweredState(GOW_FULLSCREEN_BUTTON, _fullscreen);
00472 
00473     bool missing_files = BaseGraphics::GetUsedSet()->GetNumMissing() == 0;
00474     this->GetWidget<NWidgetCore>(GOW_BASE_GRF_STATUS)->SetDataTip(missing_files ? STR_EMPTY : STR_GAME_OPTIONS_BASE_GRF_STATUS, STR_NULL);
00475 
00476     missing_files = BaseMusic::GetUsedSet()->GetNumInvalid() == 0;
00477     this->GetWidget<NWidgetCore>(GOW_BASE_MUSIC_STATUS)->SetDataTip(missing_files ? STR_EMPTY : STR_GAME_OPTIONS_BASE_MUSIC_STATUS, STR_NULL);
00478   }
00479 };
00480 
00481 static const NWidgetPart _nested_game_options_widgets[] = {
00482   NWidget(NWID_HORIZONTAL),
00483     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00484     NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00485   EndContainer(),
00486   NWidget(WWT_PANEL, COLOUR_GREY, GOW_BACKGROUND), SetPIP(6, 6, 10),
00487     NWidget(NWID_HORIZONTAL), SetPIP(10, 10, 10),
00488       NWidget(NWID_VERTICAL), SetPIP(0, 6, 0),
00489         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_CURRENCY_UNITS_FRAME, STR_NULL),
00490           NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_CURRENCY_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_CURRENCY_UNITS_DROPDOWN_TOOLTIP), SetFill(1, 0),
00491         EndContainer(),
00492         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_ROAD_VEHICLES_FRAME, STR_NULL),
00493           NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_ROADSIDE_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_ROAD_VEHICLES_DROPDOWN_TOOLTIP), SetFill(1, 0),
00494         EndContainer(),
00495         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_AUTOSAVE_FRAME, STR_NULL),
00496           NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_AUTOSAVE_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_TOOLTIP), SetFill(1, 0),
00497         EndContainer(),
00498         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_RESOLUTION, STR_NULL),
00499           NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_RESOLUTION_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_RESOLUTION_TOOLTIP), SetFill(1, 0), SetPadding(0, 0, 3, 0),
00500           NWidget(NWID_HORIZONTAL),
00501             NWidget(WWT_TEXT, COLOUR_GREY), SetMinimalSize(0, 12), SetFill(1, 0), SetDataTip(STR_GAME_OPTIONS_FULLSCREEN, STR_NULL),
00502             NWidget(WWT_TEXTBTN, COLOUR_GREY, GOW_FULLSCREEN_BUTTON), SetMinimalSize(21, 9), SetDataTip(STR_EMPTY, STR_GAME_OPTIONS_FULLSCREEN_TOOLTIP),
00503           EndContainer(),
00504         EndContainer(),
00505       EndContainer(),
00506 
00507       NWidget(NWID_VERTICAL), SetPIP(0, 6, 0),
00508         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_MEASURING_UNITS_FRAME, STR_NULL),
00509           NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_DISTANCE_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_MEASURING_UNITS_DROPDOWN_TOOLTIP), SetFill(1, 0),
00510         EndContainer(),
00511         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_TOWN_NAMES_FRAME, STR_NULL),
00512           NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_TOWNNAME_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_TOWN_NAMES_DROPDOWN_TOOLTIP), SetFill(1, 0),
00513         EndContainer(),
00514         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_LANGUAGE, STR_NULL),
00515           NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_LANG_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_RAW_STRING, STR_GAME_OPTIONS_LANGUAGE_TOOLTIP), SetFill(1, 0),
00516         EndContainer(),
00517         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_SCREENSHOT_FORMAT, STR_NULL),
00518           NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_SCREENSHOT_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_SCREENSHOT_FORMAT_TOOLTIP), SetFill(1, 0),
00519         EndContainer(),
00520         NWidget(NWID_SPACER), SetMinimalSize(0, 0), SetFill(0, 1),
00521       EndContainer(),
00522     EndContainer(),
00523 
00524     NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_BASE_GRF, STR_NULL), SetPadding(0, 10, 0, 10),
00525       NWidget(NWID_HORIZONTAL), SetPIP(0, 30, 0),
00526         NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_BASE_GRF_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_RAW_STRING, STR_GAME_OPTIONS_BASE_GRF_TOOLTIP),
00527         NWidget(WWT_TEXT, COLOUR_GREY, GOW_BASE_GRF_STATUS), SetMinimalSize(150, 12), SetDataTip(STR_EMPTY, STR_NULL), SetFill(1, 0),
00528       EndContainer(),
00529       NWidget(WWT_TEXT, COLOUR_GREY, GOW_BASE_GRF_DESCRIPTION), SetMinimalSize(330, 0), SetDataTip(STR_EMPTY, STR_GAME_OPTIONS_BASE_GRF_DESCRIPTION_TOOLTIP), SetFill(1, 0), SetPadding(6, 0, 0, 0),
00530     EndContainer(),
00531 
00532     NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_BASE_SFX, STR_NULL), SetPadding(0, 10, 0, 10),
00533       NWidget(NWID_HORIZONTAL), SetPIP(0, 30, 0),
00534         NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_BASE_SFX_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_RAW_STRING, STR_GAME_OPTIONS_BASE_SFX_TOOLTIP),
00535         NWidget(NWID_SPACER), SetFill(1, 0),
00536       EndContainer(),
00537       NWidget(WWT_TEXT, COLOUR_GREY, GOW_BASE_SFX_DESCRIPTION), SetMinimalSize(330, 0), SetDataTip(STR_EMPTY, STR_GAME_OPTIONS_BASE_SFX_DESCRIPTION_TOOLTIP), SetFill(1, 0), SetPadding(6, 0, 0, 0),
00538     EndContainer(),
00539 
00540     NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_BASE_MUSIC, STR_NULL), SetPadding(0, 10, 0, 10),
00541       NWidget(NWID_HORIZONTAL), SetPIP(0, 30, 0),
00542         NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_BASE_MUSIC_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_RAW_STRING, STR_GAME_OPTIONS_BASE_MUSIC_TOOLTIP),
00543         NWidget(WWT_TEXT, COLOUR_GREY, GOW_BASE_MUSIC_STATUS), SetMinimalSize(150, 12), SetDataTip(STR_EMPTY, STR_NULL), SetFill(1, 0),
00544       EndContainer(),
00545       NWidget(WWT_TEXT, COLOUR_GREY, GOW_BASE_MUSIC_DESCRIPTION), SetMinimalSize(330, 0), SetDataTip(STR_EMPTY, STR_GAME_OPTIONS_BASE_MUSIC_DESCRIPTION_TOOLTIP), SetFill(1, 0), SetPadding(6, 0, 0, 0),
00546     EndContainer(),
00547   EndContainer(),
00548 };
00549 
00550 static const WindowDesc _game_options_desc(
00551   WDP_CENTER, 0, 0,
00552   WC_GAME_OPTIONS, WC_NONE,
00553   WDF_UNCLICK_BUTTONS,
00554   _nested_game_options_widgets, lengthof(_nested_game_options_widgets)
00555 );
00556 
00558 void ShowGameOptions()
00559 {
00560   DeleteWindowById(WC_GAME_OPTIONS, 0);
00561   new GameOptionsWindow(&_game_options_desc);
00562 }
00563 
00564 extern void StartupEconomy();
00565 
00566 
00567 /* Names of the game difficulty settings window */
00568 enum GameDifficultyWidgets {
00569   GDW_LVL_EASY,
00570   GDW_LVL_MEDIUM,
00571   GDW_LVL_HARD,
00572   GDW_LVL_CUSTOM,
00573   GDW_HIGHSCORE,
00574   GDW_ACCEPT,
00575   GDW_CANCEL,
00576 
00577   GDW_OPTIONS_START,
00578 };
00579 
00580 void SetDifficultyLevel(int mode, DifficultySettings *gm_opt);
00581 
00582 class GameDifficultyWindow : public Window {
00583 private:
00584   /* Temporary holding place of values in the difficulty window until 'Save' is clicked */
00585   GameSettings opt_mod_temp;
00586 
00587 public:
00589   static const uint GAME_DIFFICULTY_NUM = 18;
00591   static const uint WIDGETS_PER_DIFFICULTY = 3;
00592 
00593   GameDifficultyWindow(const WindowDesc *desc) : Window()
00594   {
00595     this->InitNested(desc);
00596 
00597     /* Copy current settings (ingame or in intro) to temporary holding place
00598      * change that when setting stuff, copy back on clicking 'OK' */
00599     this->opt_mod_temp = GetGameSettings();
00600     /* Setup disabled buttons when creating window
00601      * disable all other difficulty buttons during gameplay except for 'custom' */
00602     this->SetWidgetsDisabledState(_game_mode != GM_MENU,
00603       GDW_LVL_EASY,
00604       GDW_LVL_MEDIUM,
00605       GDW_LVL_HARD,
00606       GDW_LVL_CUSTOM,
00607       WIDGET_LIST_END);
00608     this->SetWidgetDisabledState(GDW_HIGHSCORE, _game_mode == GM_EDITOR || _networking); // highscore chart in multiplayer
00609     this->SetWidgetDisabledState(GDW_ACCEPT, _networking && !_network_server); // Save-button in multiplayer (and if client)
00610     this->LowerWidget(GDW_LVL_EASY + this->opt_mod_temp.difficulty.diff_level);
00611     this->OnInvalidateData();
00612   }
00613 
00614   virtual void SetStringParameters(int widget) const
00615   {
00616     widget -= GDW_OPTIONS_START;
00617     if (widget < 0 || (widget % 3) != 2) return;
00618 
00619     widget /= 3;
00620 
00621     uint i;
00622     const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i) + widget;
00623     int32 value = (int32)ReadValue(GetVariableAddress(&this->opt_mod_temp, &sd->save), sd->save.conv);
00624     SetDParam(0, sd->desc.str + value);
00625   }
00626 
00627   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00628   {
00629     /* Only for the 'descriptions' */
00630     int index = widget - GDW_OPTIONS_START;
00631     if (index < 0 || (index % 3) != 2) return;
00632 
00633     index /= 3;
00634 
00635     uint i;
00636     const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i) + index;
00637     const SettingDescBase *sdb = &sd->desc;
00638 
00639     /* Get the string and try all strings from the smallest to the highest value */
00640     StringID str = this->GetWidget<NWidgetCore>(widget)->widget_data;
00641     for (int32 value = sdb->min; (uint32)value <= sdb->max; value += sdb->interval) {
00642       SetDParam(0, sdb->str + value);
00643       *size = maxdim(*size, GetStringBoundingBox(str));
00644     }
00645   }
00646 
00647   virtual void OnClick(Point pt, int widget, int click_count)
00648   {
00649     if (widget >= GDW_OPTIONS_START) {
00650       widget -= GDW_OPTIONS_START;
00651       if ((widget % 3) == 2) return;
00652 
00653       /* Don't allow clients to make any changes */
00654       if (_networking && !_network_server) return;
00655 
00656       uint i;
00657       const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i) + (widget / 3);
00658       const SettingDescBase *sdb = &sd->desc;
00659 
00660       int32 val = (int32)ReadValue(GetVariableAddress(&this->opt_mod_temp, &sd->save), sd->save.conv);
00661       if (widget % 3 == 1) {
00662         /* Increase button clicked */
00663         val = min(val + sdb->interval, (int32)sdb->max);
00664       } else {
00665         /* Decrease button clicked */
00666         val -= sdb->interval;
00667         val = max(val, sdb->min);
00668       }
00669 
00670       /* save value in temporary variable */
00671       WriteValue(GetVariableAddress(&this->opt_mod_temp, &sd->save), sd->save.conv, val);
00672       this->RaiseWidget(GDW_LVL_EASY + this->opt_mod_temp.difficulty.diff_level);
00673       SetDifficultyLevel(3, &this->opt_mod_temp.difficulty); // set difficulty level to custom
00674       this->LowerWidget(GDW_LVL_CUSTOM);
00675       this->InvalidateData();
00676 
00677       if (widget / 3 == 0 &&
00678 #ifdef ENABLE_AI
00679           AI::GetInfoList()->size() == 0 &&
00680 #endif /* ENABLE_AI */
00681           this->opt_mod_temp.difficulty.max_no_competitors != 0) {
00682         ShowErrorMessage(STR_WARNING_NO_SUITABLE_AI, INVALID_STRING_ID, WL_CRITICAL);
00683       }
00684       return;
00685     }
00686 
00687     switch (widget) {
00688       case GDW_LVL_EASY:
00689       case GDW_LVL_MEDIUM:
00690       case GDW_LVL_HARD:
00691       case GDW_LVL_CUSTOM:
00692         /* temporarily change difficulty level */
00693         this->RaiseWidget(GDW_LVL_EASY + this->opt_mod_temp.difficulty.diff_level);
00694         SetDifficultyLevel(widget - GDW_LVL_EASY, &this->opt_mod_temp.difficulty);
00695         this->LowerWidget(GDW_LVL_EASY + this->opt_mod_temp.difficulty.diff_level);
00696         this->InvalidateData();
00697         break;
00698 
00699       case GDW_HIGHSCORE: // Highscore Table
00700         ShowHighscoreTable(this->opt_mod_temp.difficulty.diff_level, -1);
00701         break;
00702 
00703       case GDW_ACCEPT: { // Save button - save changes
00704         GameSettings *opt_ptr = &GetGameSettings();
00705 
00706         uint i;
00707         GetSettingFromName("difficulty.diff_level", &i);
00708         DoCommandP(0, i, this->opt_mod_temp.difficulty.diff_level, CMD_CHANGE_SETTING);
00709 
00710         const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i);
00711         for (uint btn = 0; btn != GAME_DIFFICULTY_NUM; btn++, sd++) {
00712           int32 new_val = (int32)ReadValue(GetVariableAddress(&this->opt_mod_temp, &sd->save), sd->save.conv);
00713           int32 cur_val = (int32)ReadValue(GetVariableAddress(opt_ptr, &sd->save), sd->save.conv);
00714           /* if setting has changed, change it */
00715           if (new_val != cur_val) {
00716             DoCommandP(0, i + btn, new_val, CMD_CHANGE_SETTING);
00717           }
00718         }
00719         delete this;
00720         /* If we are in the editor, we should reload the economy.
00721          * This way when you load a game, the max loan and interest rate
00722          * are loaded correctly. */
00723         if (_game_mode == GM_EDITOR) StartupEconomy();
00724         break;
00725       }
00726 
00727       case GDW_CANCEL: // Cancel button - close window, abandon changes
00728         delete this;
00729         break;
00730     }
00731   }
00732 
00738   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
00739   {
00740     if (!gui_scope) return;
00741     uint i;
00742     const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i);
00743     for (i = 0; i < GAME_DIFFICULTY_NUM; i++, sd++) {
00744       const SettingDescBase *sdb = &sd->desc;
00745       /* skip deprecated difficulty options */
00746       if (!SlIsObjectCurrentlyValid(sd->save.version_from, sd->save.version_to)) continue;
00747       int32 value = (int32)ReadValue(GetVariableAddress(&this->opt_mod_temp, &sd->save), sd->save.conv);
00748       bool disable = (sd->desc.flags & SGF_NEWGAME_ONLY) &&
00749           (_game_mode == GM_NORMAL ||
00750           (_game_mode == GM_EDITOR && (sd->desc.flags & SGF_SCENEDIT_TOO) == 0));
00751 
00752       this->SetWidgetDisabledState(GDW_OPTIONS_START + i * 3 + 0, disable || sdb->min == value);
00753       this->SetWidgetDisabledState(GDW_OPTIONS_START + i * 3 + 1, disable || sdb->max == (uint32)value);
00754     }
00755   }
00756 };
00757 
00758 static NWidgetBase *MakeDifficultyOptionsWidgets(int *biggest_index)
00759 {
00760   NWidgetVertical *vert_desc = new NWidgetVertical;
00761 
00762   int widnum = GDW_OPTIONS_START;
00763   uint i, j;
00764   const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i);
00765 
00766   for (i = 0, j = 0; i < GameDifficultyWindow::GAME_DIFFICULTY_NUM; i++, sd++, widnum += GameDifficultyWindow::WIDGETS_PER_DIFFICULTY) {
00767     if (!SlIsObjectCurrentlyValid(sd->save.version_from, sd->save.version_to)) continue;
00768 
00769     NWidgetHorizontal *hor = new NWidgetHorizontal;
00770 
00771     /* [<] button. */
00772     NWidgetLeaf *leaf = new NWidgetLeaf(WWT_PUSHARROWBTN, COLOUR_YELLOW, widnum, AWV_DECREASE, STR_TOOLTIP_HSCROLL_BAR_SCROLLS_LIST);
00773     hor->Add(leaf);
00774 
00775     /* [>] button. */
00776     leaf = new NWidgetLeaf(WWT_PUSHARROWBTN, COLOUR_YELLOW, widnum + 1, AWV_INCREASE, STR_TOOLTIP_HSCROLL_BAR_SCROLLS_LIST);
00777     hor->Add(leaf);
00778 
00779     /* Some spacing between the text and the description */
00780     NWidgetSpacer *spacer = new NWidgetSpacer(5, 0);
00781     hor->Add(spacer);
00782 
00783     /* Descriptive text. */
00784     leaf = new NWidgetLeaf(WWT_TEXT, COLOUR_YELLOW, widnum + 2, STR_DIFFICULTY_LEVEL_SETTING_MAXIMUM_NO_COMPETITORS + (j++), STR_NULL);
00785     leaf->SetFill(1, 0);
00786     hor->Add(leaf);
00787     vert_desc->Add(hor);
00788 
00789     /* Space vertically */
00790     vert_desc->Add(new NWidgetSpacer(0, 2));
00791   }
00792   *biggest_index = widnum - 1;
00793   return vert_desc;
00794 }
00795 
00796 
00798 static const NWidgetPart _nested_game_difficulty_widgets[] = {
00799   NWidget(WWT_CAPTION, COLOUR_MAUVE), SetDataTip(STR_DIFFICULTY_LEVEL_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00800   NWidget(WWT_PANEL, COLOUR_MAUVE),
00801     NWidget(NWID_VERTICAL), SetPIP(2, 0, 2),
00802       NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(10, 0, 10),
00803         NWidget(WWT_TEXTBTN, COLOUR_YELLOW, GDW_LVL_EASY), SetDataTip(STR_DIFFICULTY_LEVEL_EASY, STR_NULL), SetFill(1, 0),
00804         NWidget(WWT_TEXTBTN, COLOUR_YELLOW, GDW_LVL_MEDIUM), SetDataTip(STR_DIFFICULTY_LEVEL_MEDIUM, STR_NULL), SetFill(1, 0),
00805         NWidget(WWT_TEXTBTN, COLOUR_YELLOW, GDW_LVL_HARD), SetDataTip(STR_DIFFICULTY_LEVEL_HARD, STR_NULL), SetFill(1, 0),
00806         NWidget(WWT_TEXTBTN, COLOUR_YELLOW, GDW_LVL_CUSTOM), SetDataTip(STR_DIFFICULTY_LEVEL_CUSTOM, STR_NULL), SetFill(1, 0),
00807       EndContainer(),
00808       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 10),
00809         NWidget(WWT_PUSHTXTBTN, COLOUR_GREEN, GDW_HIGHSCORE), SetDataTip(STR_DIFFICULTY_LEVEL_HIGH_SCORE_BUTTON, STR_NULL), SetFill(1, 0),
00810       EndContainer(),
00811     EndContainer(),
00812   EndContainer(),
00813   NWidget(WWT_PANEL, COLOUR_MAUVE),
00814     NWidget(NWID_VERTICAL), SetPIP(3, 0, 1),
00815       NWidget(NWID_HORIZONTAL), SetPIP(5, 0, 5),
00816         NWidgetFunction(MakeDifficultyOptionsWidgets),
00817       EndContainer(),
00818     EndContainer(),
00819   EndContainer(),
00820   NWidget(WWT_PANEL, COLOUR_MAUVE),
00821     NWidget(NWID_VERTICAL), SetPIP(2, 0, 2),
00822       NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(10, 0, 10),
00823         NWidget(NWID_SPACER), SetFill(1, 0),
00824         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, GDW_ACCEPT), SetDataTip(STR_DIFFICULTY_LEVEL_SAVE, STR_NULL), SetFill(1, 0),
00825         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, GDW_CANCEL), SetDataTip(STR_BUTTON_CANCEL, STR_NULL), SetFill(1, 0),
00826         NWidget(NWID_SPACER), SetFill(1, 0),
00827       EndContainer(),
00828     EndContainer(),
00829   EndContainer(),
00830 };
00831 
00833 static const WindowDesc _game_difficulty_desc(
00834   WDP_CENTER, 0, 0,
00835   WC_GAME_OPTIONS, WC_NONE,
00836   WDF_UNCLICK_BUTTONS,
00837   _nested_game_difficulty_widgets, lengthof(_nested_game_difficulty_widgets)
00838 );
00839 
00841 void ShowGameDifficulty()
00842 {
00843   DeleteWindowById(WC_GAME_OPTIONS, 0);
00844   new GameDifficultyWindow(&_game_difficulty_desc);
00845 }
00846 
00847 static int SETTING_HEIGHT = 11;    
00848 static const int LEVEL_WIDTH = 15; 
00849 
00854 enum SettingEntryFlags {
00855   SEF_LEFT_DEPRESSED  = 0x01, 
00856   SEF_RIGHT_DEPRESSED = 0x02, 
00857   SEF_BUTTONS_MASK = (SEF_LEFT_DEPRESSED | SEF_RIGHT_DEPRESSED), 
00858 
00859   SEF_LAST_FIELD = 0x04, 
00860 
00861   /* Entry kind */
00862   SEF_SETTING_KIND = 0x10, 
00863   SEF_SUBTREE_KIND = 0x20, 
00864   SEF_KIND_MASK    = (SEF_SETTING_KIND | SEF_SUBTREE_KIND), 
00865 };
00866 
00867 struct SettingsPage; // Forward declaration
00868 
00870 struct SettingEntrySubtree {
00871   SettingsPage *page; 
00872   bool folded;        
00873   StringID title;     
00874 };
00875 
00877 struct SettingEntrySetting {
00878   const char *name;           
00879   const SettingDesc *setting; 
00880   uint index;                 
00881 };
00882 
00884 struct SettingEntry {
00885   byte flags; 
00886   byte level; 
00887   union {
00888     SettingEntrySetting entry; 
00889     SettingEntrySubtree sub;   
00890   } d; 
00891 
00892   SettingEntry(const char *nm);
00893   SettingEntry(SettingsPage *sub, StringID title);
00894 
00895   void Init(byte level, bool last_field);
00896   void FoldAll();
00897   void SetButtons(byte new_val);
00898 
00899   uint Length() const;
00900   SettingEntry *FindEntry(uint row, uint *cur_row);
00901 
00902   uint Draw(GameSettings *settings_ptr, int base_x, int base_y, int max_x, uint first_row, uint max_row, uint cur_row, uint parent_last);
00903 
00904 private:
00905   void DrawSetting(GameSettings *settings_ptr, const SettingDesc *sd, int x, int y, int max_x, int state);
00906 };
00907 
00909 struct SettingsPage {
00910   SettingEntry *entries; 
00911   byte num;              
00912 
00913   void Init(byte level = 0);
00914   void FoldAll();
00915 
00916   uint Length() const;
00917   SettingEntry *FindEntry(uint row, uint *cur_row) const;
00918 
00919   uint Draw(GameSettings *settings_ptr, int base_x, int base_y, int max_x, uint first_row, uint max_row, uint cur_row = 0, uint parent_last = 0) const;
00920 };
00921 
00922 
00923 /* == SettingEntry methods == */
00924 
00929 SettingEntry::SettingEntry(const char *nm)
00930 {
00931   this->flags = SEF_SETTING_KIND;
00932   this->level = 0;
00933   this->d.entry.name = nm;
00934   this->d.entry.setting = NULL;
00935   this->d.entry.index = 0;
00936 }
00937 
00943 SettingEntry::SettingEntry(SettingsPage *sub, StringID title)
00944 {
00945   this->flags = SEF_SUBTREE_KIND;
00946   this->level = 0;
00947   this->d.sub.page = sub;
00948   this->d.sub.folded = true;
00949   this->d.sub.title = title;
00950 }
00951 
00957 void SettingEntry::Init(byte level, bool last_field)
00958 {
00959   this->level = level;
00960   if (last_field) this->flags |= SEF_LAST_FIELD;
00961 
00962   switch (this->flags & SEF_KIND_MASK) {
00963     case SEF_SETTING_KIND:
00964       this->d.entry.setting = GetSettingFromName(this->d.entry.name, &this->d.entry.index);
00965       assert(this->d.entry.setting != NULL);
00966       break;
00967     case SEF_SUBTREE_KIND:
00968       this->d.sub.page->Init(level + 1);
00969       break;
00970     default: NOT_REACHED();
00971   }
00972 }
00973 
00975 void SettingEntry::FoldAll()
00976 {
00977   switch (this->flags & SEF_KIND_MASK) {
00978     case SEF_SETTING_KIND:
00979       break;
00980 
00981     case SEF_SUBTREE_KIND:
00982       this->d.sub.folded = true;
00983       this->d.sub.page->FoldAll();
00984       break;
00985 
00986     default: NOT_REACHED();
00987   }
00988 }
00989 
00990 
00996 void SettingEntry::SetButtons(byte new_val)
00997 {
00998   assert((new_val & ~SEF_BUTTONS_MASK) == 0); // Should not touch any flags outside the buttons
00999   this->flags = (this->flags & ~SEF_BUTTONS_MASK) | new_val;
01000 }
01001 
01003 uint SettingEntry::Length() const
01004 {
01005   switch (this->flags & SEF_KIND_MASK) {
01006     case SEF_SETTING_KIND:
01007       return 1;
01008     case SEF_SUBTREE_KIND:
01009       if (this->d.sub.folded) return 1; // Only displaying the title
01010 
01011       return 1 + this->d.sub.page->Length(); // 1 extra row for the title
01012     default: NOT_REACHED();
01013   }
01014 }
01015 
01022 SettingEntry *SettingEntry::FindEntry(uint row_num, uint *cur_row)
01023 {
01024   if (row_num == *cur_row) return this;
01025 
01026   switch (this->flags & SEF_KIND_MASK) {
01027     case SEF_SETTING_KIND:
01028       (*cur_row)++;
01029       break;
01030     case SEF_SUBTREE_KIND:
01031       (*cur_row)++; // add one for row containing the title
01032       if (this->d.sub.folded) {
01033         break;
01034       }
01035 
01036       /* sub-page is visible => search it too */
01037       return this->d.sub.page->FindEntry(row_num, cur_row);
01038     default: NOT_REACHED();
01039   }
01040   return NULL;
01041 }
01042 
01069 uint SettingEntry::Draw(GameSettings *settings_ptr, int left, int right, int base_y, uint first_row, uint max_row, uint cur_row, uint parent_last)
01070 {
01071   if (cur_row >= max_row) return cur_row;
01072 
01073   bool rtl = _current_text_dir == TD_RTL;
01074   int offset = rtl ? -4 : 4;
01075   int level_width = rtl ? -LEVEL_WIDTH : LEVEL_WIDTH;
01076 
01077   int x = rtl ? right : left;
01078   int y = base_y;
01079   if (cur_row >= first_row) {
01080     int colour = _colour_gradient[COLOUR_ORANGE][4];
01081     y = base_y + (cur_row - first_row) * SETTING_HEIGHT; // Compute correct y start position
01082 
01083     /* Draw vertical for parent nesting levels */
01084     for (uint lvl = 0; lvl < this->level; lvl++) {
01085       if (!HasBit(parent_last, lvl)) GfxDrawLine(x + offset, y, x + offset, y + SETTING_HEIGHT - 1, colour);
01086       x += level_width;
01087     }
01088     /* draw own |- prefix */
01089     int halfway_y = y + SETTING_HEIGHT / 2;
01090     int bottom_y = (flags & SEF_LAST_FIELD) ? halfway_y : y + SETTING_HEIGHT - 1;
01091     GfxDrawLine(x + offset, y, x + offset, bottom_y, colour);
01092     /* Small horizontal line from the last vertical line */
01093     GfxDrawLine(x + offset, halfway_y, x + level_width - offset, halfway_y, colour);
01094     x += level_width;
01095   }
01096 
01097   switch (this->flags & SEF_KIND_MASK) {
01098     case SEF_SETTING_KIND:
01099       if (cur_row >= first_row) {
01100         DrawSetting(settings_ptr, this->d.entry.setting, rtl ? left : x, rtl ? x : right, y, this->flags & SEF_BUTTONS_MASK);
01101       }
01102       cur_row++;
01103       break;
01104     case SEF_SUBTREE_KIND:
01105       if (cur_row >= first_row) {
01106         DrawSprite((this->d.sub.folded ? SPR_CIRCLE_FOLDED : SPR_CIRCLE_UNFOLDED), PAL_NONE, rtl ? x - 8 : x, y + (SETTING_HEIGHT - 11) / 2);
01107         DrawString(rtl ? left : x + 12, rtl ? x - 12 : right, y, this->d.sub.title);
01108       }
01109       cur_row++;
01110       if (!this->d.sub.folded) {
01111         if (this->flags & SEF_LAST_FIELD) {
01112           assert(this->level < sizeof(parent_last));
01113           SetBit(parent_last, this->level); // Add own last-field state
01114         }
01115 
01116         cur_row = this->d.sub.page->Draw(settings_ptr, left, right, base_y, first_row, max_row, cur_row, parent_last);
01117       }
01118       break;
01119     default: NOT_REACHED();
01120   }
01121   return cur_row;
01122 }
01123 
01124 static const void *ResolveVariableAddress(const GameSettings *settings_ptr, const SettingDesc *sd)
01125 {
01126   if ((sd->desc.flags & SGF_PER_COMPANY) != 0) {
01127     if (Company::IsValidID(_local_company) && _game_mode != GM_MENU) {
01128       return GetVariableAddress(&Company::Get(_local_company)->settings, &sd->save);
01129     } else {
01130       return GetVariableAddress(&_settings_client.company, &sd->save);
01131     }
01132   } else {
01133     return GetVariableAddress(settings_ptr, &sd->save);
01134   }
01135 }
01136 
01146 void SettingEntry::DrawSetting(GameSettings *settings_ptr, const SettingDesc *sd, int left, int right, int y, int state)
01147 {
01148   const SettingDescBase *sdb = &sd->desc;
01149   const void *var = ResolveVariableAddress(settings_ptr, sd);
01150   bool editable = true;
01151   bool disabled = false;
01152 
01153   bool rtl = _current_text_dir == TD_RTL;
01154   uint buttons_left = rtl ? right - 19 : left;
01155   uint text_left  = left + (rtl ? 0 : 25);
01156   uint text_right = right - (rtl ? 25 : 0);
01157   uint button_y = y + (SETTING_HEIGHT - 11) / 2;
01158 
01159   /* We do not allow changes of some items when we are a client in a networkgame */
01160   if (!(sd->save.conv & SLF_NETWORK_NO) && _networking && !_network_server && !(sdb->flags & SGF_PER_COMPANY)) editable = false;
01161   if ((sdb->flags & SGF_NETWORK_ONLY) && !_networking) editable = false;
01162   if ((sdb->flags & SGF_NO_NETWORK) && _networking) editable = false;
01163 
01164   if (sdb->cmd == SDT_BOOLX) {
01165     static const Colours _bool_ctabs[2][2] = {{COLOUR_CREAM, COLOUR_RED}, {COLOUR_DARK_GREEN, COLOUR_GREEN}};
01166     /* Draw checkbox for boolean-value either on/off */
01167     bool on = ReadValue(var, sd->save.conv) != 0;
01168 
01169     DrawFrameRect(buttons_left, button_y, buttons_left + 19, button_y + 8, _bool_ctabs[!!on][!!editable], on ? FR_LOWERED : FR_NONE);
01170     SetDParam(0, on ? STR_CONFIG_SETTING_ON : STR_CONFIG_SETTING_OFF);
01171   } else {
01172     int32 value;
01173 
01174     value = (int32)ReadValue(var, sd->save.conv);
01175 
01176     /* Draw [<][>] boxes for settings of an integer-type */
01177     DrawArrowButtons(buttons_left, button_y, COLOUR_YELLOW, state, editable && value != (sdb->flags & SGF_0ISDISABLED ? 0 : sdb->min), editable && (uint32)value != sdb->max);
01178 
01179     disabled = (value == 0) && (sdb->flags & SGF_0ISDISABLED);
01180     if (disabled) {
01181       SetDParam(0, STR_CONFIG_SETTING_DISABLED);
01182     } else {
01183       if (sdb->flags & SGF_CURRENCY) {
01184         SetDParam(0, STR_JUST_CURRENCY);
01185       } else if (sdb->flags & SGF_MULTISTRING) {
01186         SetDParam(0, sdb->str - sdb->min + value + 1);
01187       } else {
01188         SetDParam(0, (sdb->flags & SGF_NOCOMMA) ? STR_JUST_INT : STR_JUST_COMMA);
01189       }
01190       SetDParam(1, value);
01191     }
01192   }
01193   DrawString(text_left, text_right, y, (sdb->str) + disabled);
01194 }
01195 
01196 
01197 /* == SettingsPage methods == */
01198 
01203 void SettingsPage::Init(byte level)
01204 {
01205   for (uint field = 0; field < this->num; field++) {
01206     this->entries[field].Init(level, field + 1 == num);
01207   }
01208 }
01209 
01211 void SettingsPage::FoldAll()
01212 {
01213   for (uint field = 0; field < this->num; field++) {
01214     this->entries[field].FoldAll();
01215   }
01216 }
01217 
01219 uint SettingsPage::Length() const
01220 {
01221   uint length = 0;
01222   for (uint field = 0; field < this->num; field++) {
01223     length += this->entries[field].Length();
01224   }
01225   return length;
01226 }
01227 
01234 SettingEntry *SettingsPage::FindEntry(uint row_num, uint *cur_row) const
01235 {
01236   SettingEntry *pe = NULL;
01237 
01238   for (uint field = 0; field < this->num; field++) {
01239     pe = this->entries[field].FindEntry(row_num, cur_row);
01240     if (pe != NULL) {
01241       break;
01242     }
01243   }
01244   return pe;
01245 }
01246 
01264 uint SettingsPage::Draw(GameSettings *settings_ptr, int left, int right, int base_y, uint first_row, uint max_row, uint cur_row, uint parent_last) const
01265 {
01266   if (cur_row >= max_row) return cur_row;
01267 
01268   for (uint i = 0; i < this->num; i++) {
01269     cur_row = this->entries[i].Draw(settings_ptr, left, right, base_y, first_row, max_row, cur_row, parent_last);
01270     if (cur_row >= max_row) {
01271       break;
01272     }
01273   }
01274   return cur_row;
01275 }
01276 
01277 
01278 static SettingEntry _settings_ui_display[] = {
01279   SettingEntry("gui.date_format_in_default_names"),
01280   SettingEntry("gui.population_in_label"),
01281   SettingEntry("gui.measure_tooltip"),
01282   SettingEntry("gui.loading_indicators"),
01283   SettingEntry("gui.liveries"),
01284   SettingEntry("gui.show_track_reservation"),
01285   SettingEntry("gui.expenses_layout"),
01286   SettingEntry("gui.smallmap_land_colour"),
01287 };
01289 static SettingsPage _settings_ui_display_page = {_settings_ui_display, lengthof(_settings_ui_display)};
01290 
01291 static SettingEntry _settings_ui_interaction[] = {
01292   SettingEntry("gui.window_snap_radius"),
01293   SettingEntry("gui.window_soft_limit"),
01294   SettingEntry("gui.link_terraform_toolbar"),
01295   SettingEntry("gui.prefer_teamchat"),
01296   SettingEntry("gui.autoscroll"),
01297   SettingEntry("gui.reverse_scroll"),
01298   SettingEntry("gui.smooth_scroll"),
01299   SettingEntry("gui.left_mouse_btn_scrolling"),
01300   /* While the horizontal scrollwheel scrolling is written as general code, only
01301    *  the cocoa (OSX) driver generates input for it.
01302    *  Since it's also able to completely disable the scrollwheel will we display it on all platforms anyway */
01303   SettingEntry("gui.scrollwheel_scrolling"),
01304   SettingEntry("gui.scrollwheel_multiplier"),
01305 #ifdef __APPLE__
01306   /* We might need to emulate a right mouse button on mac */
01307   SettingEntry("gui.right_mouse_btn_emulation"),
01308 #endif
01309 };
01311 static SettingsPage _settings_ui_interaction_page = {_settings_ui_interaction, lengthof(_settings_ui_interaction)};
01312 
01313 static SettingEntry _settings_ui[] = {
01314   SettingEntry(&_settings_ui_display_page, STR_CONFIG_SETTING_DISPLAY_OPTIONS),
01315   SettingEntry(&_settings_ui_interaction_page, STR_CONFIG_SETTING_INTERACTION),
01316   SettingEntry("gui.show_finances"),
01317   SettingEntry("gui.errmsg_duration"),
01318   SettingEntry("gui.hover_delay"),
01319   SettingEntry("gui.toolbar_pos"),
01320   SettingEntry("gui.statusbar_pos"),
01321   SettingEntry("gui.pause_on_newgame"),
01322   SettingEntry("gui.advanced_vehicle_list"),
01323   SettingEntry("gui.timetable_in_ticks"),
01324   SettingEntry("gui.timetable_arrival_departure"),
01325   SettingEntry("gui.quick_goto"),
01326   SettingEntry("gui.default_rail_type"),
01327   SettingEntry("gui.disable_unsuitable_building"),
01328   SettingEntry("gui.persistent_buildingtools"),
01329   SettingEntry("gui.coloured_news_year"),
01330 };
01332 static SettingsPage _settings_ui_page = {_settings_ui, lengthof(_settings_ui)};
01333 
01334 static SettingEntry _settings_construction_signals[] = {
01335   SettingEntry("construction.signal_side"),
01336   SettingEntry("gui.enable_signal_gui"),
01337   SettingEntry("gui.drag_signals_density"),
01338   SettingEntry("gui.semaphore_build_before"),
01339   SettingEntry("gui.default_signal_type"),
01340   SettingEntry("gui.cycle_signal_types"),
01341 };
01343 static SettingsPage _settings_construction_signals_page = {_settings_construction_signals, lengthof(_settings_construction_signals)};
01344 
01345 static SettingEntry _settings_construction[] = {
01346   SettingEntry(&_settings_construction_signals_page, STR_CONFIG_SETTING_CONSTRUCTION_SIGNALS),
01347   SettingEntry("construction.build_on_slopes"),
01348   SettingEntry("construction.autoslope"),
01349   SettingEntry("construction.extra_dynamite"),
01350   SettingEntry("construction.max_bridge_length"),
01351   SettingEntry("construction.max_tunnel_length"),
01352   SettingEntry("station.never_expire_airports"),
01353   SettingEntry("construction.freeform_edges"),
01354   SettingEntry("construction.extra_tree_placement"),
01355   SettingEntry("construction.command_pause_level"),
01356 };
01358 static SettingsPage _settings_construction_page = {_settings_construction, lengthof(_settings_construction)};
01359 
01360 static SettingEntry _settings_stations_cargo[] = {
01361   SettingEntry("order.improved_load"),
01362   SettingEntry("order.gradual_loading"),
01363   SettingEntry("order.selectgoods"),
01364 };
01366 static SettingsPage _settings_stations_cargo_page = {_settings_stations_cargo, lengthof(_settings_stations_cargo)};
01367 
01368 static SettingEntry _settings_stations[] = {
01369   SettingEntry(&_settings_stations_cargo_page, STR_CONFIG_SETTING_STATIONS_CARGOHANDLING),
01370   SettingEntry("station.adjacent_stations"),
01371   SettingEntry("station.distant_join_stations"),
01372   SettingEntry("station.station_spread"),
01373   SettingEntry("economy.station_noise_level"),
01374   SettingEntry("station.modified_catchment"),
01375   SettingEntry("construction.road_stop_on_town_road"),
01376   SettingEntry("construction.road_stop_on_competitor_road"),
01377 };
01379 static SettingsPage _settings_stations_page = {_settings_stations, lengthof(_settings_stations)};
01380 
01381 static SettingEntry _settings_economy_towns[] = {
01382   SettingEntry("economy.bribe"),
01383   SettingEntry("economy.exclusive_rights"),
01384   SettingEntry("economy.fund_roads"),
01385   SettingEntry("economy.town_layout"),
01386   SettingEntry("economy.allow_town_roads"),
01387   SettingEntry("economy.allow_town_level_crossings"),
01388   SettingEntry("economy.found_town"),
01389   SettingEntry("economy.mod_road_rebuild"),
01390   SettingEntry("economy.town_growth_rate"),
01391   SettingEntry("economy.larger_towns"),
01392   SettingEntry("economy.initial_city_size"),
01393 };
01395 static SettingsPage _settings_economy_towns_page = {_settings_economy_towns, lengthof(_settings_economy_towns)};
01396 
01397 static SettingEntry _settings_economy_industries[] = {
01398   SettingEntry("construction.raw_industry_construction"),
01399   SettingEntry("construction.industry_platform"),
01400   SettingEntry("economy.multiple_industry_per_town"),
01401   SettingEntry("game_creation.oil_refinery_limit"),
01402 };
01404 static SettingsPage _settings_economy_industries_page = {_settings_economy_industries, lengthof(_settings_economy_industries)};
01405 
01406 static SettingEntry _settings_economy[] = {
01407   SettingEntry(&_settings_economy_towns_page, STR_CONFIG_SETTING_ECONOMY_TOWNS),
01408   SettingEntry(&_settings_economy_industries_page, STR_CONFIG_SETTING_ECONOMY_INDUSTRIES),
01409   SettingEntry("economy.inflation"),
01410   SettingEntry("economy.smooth_economy"),
01411   SettingEntry("economy.feeder_payment_share"),
01412 };
01414 static SettingsPage _settings_economy_page = {_settings_economy, lengthof(_settings_economy)};
01415 
01416 static SettingEntry _settings_ai_npc[] = {
01417   SettingEntry("ai.ai_in_multiplayer"),
01418   SettingEntry("ai.ai_disable_veh_train"),
01419   SettingEntry("ai.ai_disable_veh_roadveh"),
01420   SettingEntry("ai.ai_disable_veh_aircraft"),
01421   SettingEntry("ai.ai_disable_veh_ship"),
01422   SettingEntry("ai.ai_max_opcode_till_suspend"),
01423 };
01425 static SettingsPage _settings_ai_npc_page = {_settings_ai_npc, lengthof(_settings_ai_npc)};
01426 
01427 static SettingEntry _settings_ai[] = {
01428   SettingEntry(&_settings_ai_npc_page, STR_CONFIG_SETTING_AI_NPC),
01429   SettingEntry("economy.give_money"),
01430   SettingEntry("economy.allow_shares"),
01431 };
01433 static SettingsPage _settings_ai_page = {_settings_ai, lengthof(_settings_ai)};
01434 
01435 static SettingEntry _settings_vehicles_routing[] = {
01436   SettingEntry("pf.pathfinder_for_trains"),
01437   SettingEntry("pf.forbid_90_deg"),
01438   SettingEntry("pf.pathfinder_for_roadvehs"),
01439   SettingEntry("pf.roadveh_queue"),
01440   SettingEntry("pf.pathfinder_for_ships"),
01441 };
01443 static SettingsPage _settings_vehicles_routing_page = {_settings_vehicles_routing, lengthof(_settings_vehicles_routing)};
01444 
01445 static SettingEntry _settings_vehicles_autorenew[] = {
01446   SettingEntry("company.engine_renew"),
01447   SettingEntry("company.engine_renew_months"),
01448   SettingEntry("company.engine_renew_money"),
01449 };
01451 static SettingsPage _settings_vehicles_autorenew_page = {_settings_vehicles_autorenew, lengthof(_settings_vehicles_autorenew)};
01452 
01453 static SettingEntry _settings_vehicles_servicing[] = {
01454   SettingEntry("vehicle.servint_ispercent"),
01455   SettingEntry("vehicle.servint_trains"),
01456   SettingEntry("vehicle.servint_roadveh"),
01457   SettingEntry("vehicle.servint_ships"),
01458   SettingEntry("vehicle.servint_aircraft"),
01459   SettingEntry("order.no_servicing_if_no_breakdowns"),
01460   SettingEntry("order.serviceathelipad"),
01461 };
01463 static SettingsPage _settings_vehicles_servicing_page = {_settings_vehicles_servicing, lengthof(_settings_vehicles_servicing)};
01464 
01465 static SettingEntry _settings_vehicles_trains[] = {
01466   SettingEntry("pf.reverse_at_signals"),
01467   SettingEntry("vehicle.train_acceleration_model"),
01468   SettingEntry("vehicle.train_slope_steepness"),
01469   SettingEntry("vehicle.max_train_length"),
01470   SettingEntry("vehicle.wagon_speed_limits"),
01471   SettingEntry("vehicle.disable_elrails"),
01472   SettingEntry("vehicle.freight_trains"),
01473   SettingEntry("gui.stop_location"),
01474 };
01476 static SettingsPage _settings_vehicles_trains_page = {_settings_vehicles_trains, lengthof(_settings_vehicles_trains)};
01477 
01478 static SettingEntry _settings_vehicles[] = {
01479   SettingEntry(&_settings_vehicles_routing_page, STR_CONFIG_SETTING_VEHICLES_ROUTING),
01480   SettingEntry(&_settings_vehicles_autorenew_page, STR_CONFIG_SETTING_VEHICLES_AUTORENEW),
01481   SettingEntry(&_settings_vehicles_servicing_page, STR_CONFIG_SETTING_VEHICLES_SERVICING),
01482   SettingEntry(&_settings_vehicles_trains_page, STR_CONFIG_SETTING_VEHICLES_TRAINS),
01483   SettingEntry("gui.new_nonstop"),
01484   SettingEntry("gui.order_review_system"),
01485   SettingEntry("gui.vehicle_income_warn"),
01486   SettingEntry("gui.lost_vehicle_warn"),
01487   SettingEntry("vehicle.never_expire_vehicles"),
01488   SettingEntry("vehicle.max_trains"),
01489   SettingEntry("vehicle.max_roadveh"),
01490   SettingEntry("vehicle.max_aircraft"),
01491   SettingEntry("vehicle.max_ships"),
01492   SettingEntry("vehicle.plane_speed"),
01493   SettingEntry("vehicle.plane_crashes"),
01494   SettingEntry("vehicle.dynamic_engines"),
01495   SettingEntry("vehicle.roadveh_acceleration_model"),
01496   SettingEntry("vehicle.roadveh_slope_steepness"),
01497   SettingEntry("vehicle.smoke_amount"),
01498 };
01500 static SettingsPage _settings_vehicles_page = {_settings_vehicles, lengthof(_settings_vehicles)};
01501 
01502 static SettingEntry _settings_main[] = {
01503   SettingEntry(&_settings_ui_page,           STR_CONFIG_SETTING_GUI),
01504   SettingEntry(&_settings_construction_page, STR_CONFIG_SETTING_CONSTRUCTION),
01505   SettingEntry(&_settings_vehicles_page,     STR_CONFIG_SETTING_VEHICLES),
01506   SettingEntry(&_settings_stations_page,     STR_CONFIG_SETTING_STATIONS),
01507   SettingEntry(&_settings_economy_page,      STR_CONFIG_SETTING_ECONOMY),
01508   SettingEntry(&_settings_ai_page,           STR_CONFIG_SETTING_AI),
01509 };
01510 
01512 static SettingsPage _settings_main_page = {_settings_main, lengthof(_settings_main)};
01513 
01515 enum GameSettingsWidgets {
01516   SETTINGSEL_OPTIONSPANEL, 
01517   SETTINGSEL_SCROLLBAR,    
01518 };
01519 
01520 struct GameSettingsWindow : Window {
01521   static const int SETTINGTREE_LEFT_OFFSET   = 5; 
01522   static const int SETTINGTREE_RIGHT_OFFSET  = 5; 
01523   static const int SETTINGTREE_TOP_OFFSET    = 5; 
01524   static const int SETTINGTREE_BOTTOM_OFFSET = 5; 
01525 
01526   static GameSettings *settings_ptr;  
01527 
01528   SettingEntry *valuewindow_entry; 
01529   SettingEntry *clicked_entry; 
01530 
01531   Scrollbar *vscroll;
01532 
01533   GameSettingsWindow(const WindowDesc *desc) : Window()
01534   {
01535     static bool first_time = true;
01536 
01537     settings_ptr = &GetGameSettings();
01538 
01539     /* Build up the dynamic settings-array only once per OpenTTD session */
01540     if (first_time) {
01541       _settings_main_page.Init();
01542       first_time = false;
01543     } else {
01544       _settings_main_page.FoldAll(); // Close all sub-pages
01545     }
01546 
01547     this->valuewindow_entry = NULL; // No setting entry for which a entry window is opened
01548     this->clicked_entry = NULL; // No numeric setting buttons are depressed
01549 
01550     this->CreateNestedTree(desc);
01551     this->vscroll = this->GetScrollbar(SETTINGSEL_SCROLLBAR);
01552     this->FinishInitNested(desc, 0);
01553 
01554     this->vscroll->SetCount(_settings_main_page.Length());
01555   }
01556 
01557   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01558   {
01559     if (widget != SETTINGSEL_OPTIONSPANEL) return;
01560 
01561     resize->height = SETTING_HEIGHT = max(11, FONT_HEIGHT_NORMAL + 1);
01562     resize->width  = 1;
01563 
01564     size->height = 5 * resize->height + SETTINGTREE_TOP_OFFSET + SETTINGTREE_BOTTOM_OFFSET;
01565   }
01566 
01567   virtual void DrawWidget(const Rect &r, int widget) const
01568   {
01569     if (widget != SETTINGSEL_OPTIONSPANEL) return;
01570 
01571     _settings_main_page.Draw(settings_ptr, r.left + SETTINGTREE_LEFT_OFFSET, r.right - SETTINGTREE_RIGHT_OFFSET, r.top + SETTINGTREE_TOP_OFFSET,
01572         this->vscroll->GetPosition(), this->vscroll->GetPosition() + this->vscroll->GetCapacity());
01573   }
01574 
01575   virtual void OnClick(Point pt, int widget, int click_count)
01576   {
01577     if (widget != SETTINGSEL_OPTIONSPANEL) return;
01578 
01579     uint btn = this->vscroll->GetScrolledRowFromWidget(pt.y, this, SETTINGSEL_OPTIONSPANEL, SETTINGTREE_TOP_OFFSET - 1);
01580     if (btn == INT_MAX) return;
01581 
01582     uint cur_row = 0;
01583     SettingEntry *pe = _settings_main_page.FindEntry(btn, &cur_row);
01584 
01585     if (pe == NULL) return;  // Clicked below the last setting of the page
01586 
01587     int x = (_current_text_dir == TD_RTL ? this->width - pt.x : pt.x) - SETTINGTREE_LEFT_OFFSET - (pe->level + 1) * LEVEL_WIDTH;  // Shift x coordinate
01588     if (x < 0) return;  // Clicked left of the entry
01589 
01590     if ((pe->flags & SEF_KIND_MASK) == SEF_SUBTREE_KIND) {
01591       pe->d.sub.folded = !pe->d.sub.folded; // Flip 'folded'-ness of the sub-page
01592 
01593       this->vscroll->SetCount(_settings_main_page.Length());
01594       this->SetDirty();
01595       return;
01596     }
01597 
01598     assert((pe->flags & SEF_KIND_MASK) == SEF_SETTING_KIND);
01599     const SettingDesc *sd = pe->d.entry.setting;
01600 
01601     /* return if action is only active in network, or only settable by server */
01602     if (!(sd->save.conv & SLF_NETWORK_NO) && _networking && !_network_server && !(sd->desc.flags & SGF_PER_COMPANY)) return;
01603     if ((sd->desc.flags & SGF_NETWORK_ONLY) && !_networking) return;
01604     if ((sd->desc.flags & SGF_NO_NETWORK) && _networking) return;
01605 
01606     const void *var = ResolveVariableAddress(settings_ptr, sd);
01607     int32 value = (int32)ReadValue(var, sd->save.conv);
01608 
01609     /* clicked on the icon on the left side. Either scroller or bool on/off */
01610     if (x < 21) {
01611       const SettingDescBase *sdb = &sd->desc;
01612       int32 oldvalue = value;
01613 
01614       switch (sdb->cmd) {
01615         case SDT_BOOLX: value ^= 1; break;
01616         case SDT_ONEOFMANY:
01617         case SDT_NUMX: {
01618           /* Add a dynamic step-size to the scroller. In a maximum of
01619            * 50-steps you should be able to get from min to max,
01620            * unless specified otherwise in the 'interval' variable
01621            * of the current setting. */
01622           uint32 step = (sdb->interval == 0) ? ((sdb->max - sdb->min) / 50) : sdb->interval;
01623           if (step == 0) step = 1;
01624 
01625           /* don't allow too fast scrolling */
01626           if ((this->flags4 & WF_TIMEOUT_MASK) > WF_TIMEOUT_TRIGGER) {
01627             _left_button_clicked = false;
01628             return;
01629           }
01630 
01631           /* Increase or decrease the value and clamp it to extremes */
01632           if (x >= 10) {
01633             value += step;
01634             if (sdb->min < 0) {
01635               assert((int32)sdb->max >= 0);
01636               if (value > (int32)sdb->max) value = (int32)sdb->max;
01637             } else {
01638               if ((uint32)value > sdb->max) value = (int32)sdb->max;
01639             }
01640             if (value < sdb->min) value = sdb->min; // skip between "disabled" and minimum
01641           } else {
01642             value -= step;
01643             if (value < sdb->min) value = (sdb->flags & SGF_0ISDISABLED) ? 0 : sdb->min;
01644           }
01645 
01646           /* Set up scroller timeout for numeric values */
01647           if (value != oldvalue && !(sd->desc.flags & SGF_MULTISTRING)) {
01648             if (this->clicked_entry != NULL) { // Release previous buttons if any
01649               this->clicked_entry->SetButtons(0);
01650             }
01651             this->clicked_entry = pe;
01652             this->clicked_entry->SetButtons((x >= 10) != (_current_text_dir == TD_RTL) ? SEF_RIGHT_DEPRESSED : SEF_LEFT_DEPRESSED);
01653             this->flags4 |= WF_TIMEOUT_BEGIN;
01654             _left_button_clicked = false;
01655           }
01656           break;
01657         }
01658 
01659         default: NOT_REACHED();
01660       }
01661 
01662       if (value != oldvalue) {
01663         if ((sd->desc.flags & SGF_PER_COMPANY) != 0) {
01664           SetCompanySetting(pe->d.entry.index, value);
01665         } else {
01666           SetSettingValue(pe->d.entry.index, value);
01667         }
01668         this->SetDirty();
01669       }
01670     } else {
01671       /* only open editbox for types that its sensible for */
01672       if (sd->desc.cmd != SDT_BOOLX && !(sd->desc.flags & SGF_MULTISTRING)) {
01673         /* Show the correct currency-translated value */
01674         if (sd->desc.flags & SGF_CURRENCY) value *= _currency->rate;
01675 
01676         this->valuewindow_entry = pe;
01677         SetDParam(0, value);
01678         ShowQueryString(STR_JUST_INT, STR_CONFIG_SETTING_QUERY_CAPTION, 10, 100, this, CS_NUMERAL, QSF_ENABLE_DEFAULT);
01679       }
01680     }
01681   }
01682 
01683   virtual void OnTimeout()
01684   {
01685     if (this->clicked_entry != NULL) { // On timeout, release any depressed buttons
01686       this->clicked_entry->SetButtons(0);
01687       this->clicked_entry = NULL;
01688       this->SetDirty();
01689     }
01690   }
01691 
01692   virtual void OnQueryTextFinished(char *str)
01693   {
01694     /* The user pressed cancel */
01695     if (str == NULL) return;
01696 
01697     assert(this->valuewindow_entry != NULL);
01698     assert((this->valuewindow_entry->flags & SEF_KIND_MASK) == SEF_SETTING_KIND);
01699     const SettingDesc *sd = this->valuewindow_entry->d.entry.setting;
01700 
01701     int32 value;
01702     if (!StrEmpty(str)) {
01703       value = atoi(str);
01704 
01705       /* Save the correct currency-translated value */
01706       if (sd->desc.flags & SGF_CURRENCY) value /= _currency->rate;
01707     } else {
01708       value = (int32)(size_t)sd->desc.def;
01709     }
01710 
01711     if ((sd->desc.flags & SGF_PER_COMPANY) != 0) {
01712       SetCompanySetting(this->valuewindow_entry->d.entry.index, value);
01713     } else {
01714       SetSettingValue(this->valuewindow_entry->d.entry.index, value);
01715     }
01716     this->SetDirty();
01717   }
01718 
01719   virtual void OnResize()
01720   {
01721     this->vscroll->SetCapacityFromWidget(this, SETTINGSEL_OPTIONSPANEL, SETTINGTREE_TOP_OFFSET + SETTINGTREE_BOTTOM_OFFSET);
01722   }
01723 };
01724 
01725 GameSettings *GameSettingsWindow::settings_ptr = NULL;
01726 
01727 static const NWidgetPart _nested_settings_selection_widgets[] = {
01728   NWidget(NWID_HORIZONTAL),
01729     NWidget(WWT_CLOSEBOX, COLOUR_MAUVE),
01730     NWidget(WWT_CAPTION, COLOUR_MAUVE), SetDataTip(STR_CONFIG_SETTING_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01731   EndContainer(),
01732   NWidget(NWID_HORIZONTAL),
01733     NWidget(WWT_PANEL, COLOUR_MAUVE, SETTINGSEL_OPTIONSPANEL), SetMinimalSize(400, 174), SetScrollbar(SETTINGSEL_SCROLLBAR), EndContainer(),
01734     NWidget(NWID_VERTICAL),
01735       NWidget(NWID_VSCROLLBAR, COLOUR_MAUVE, SETTINGSEL_SCROLLBAR),
01736       NWidget(WWT_RESIZEBOX, COLOUR_MAUVE),
01737     EndContainer(),
01738   EndContainer(),
01739 };
01740 
01741 static const WindowDesc _settings_selection_desc(
01742   WDP_CENTER, 450, 397,
01743   WC_GAME_OPTIONS, WC_NONE,
01744   0,
01745   _nested_settings_selection_widgets, lengthof(_nested_settings_selection_widgets)
01746 );
01747 
01749 void ShowGameSettings()
01750 {
01751   DeleteWindowById(WC_GAME_OPTIONS, 0);
01752   new GameSettingsWindow(&_settings_selection_desc);
01753 }
01754 
01755 
01765 void DrawArrowButtons(int x, int y, Colours button_colour, byte state, bool clickable_left, bool clickable_right)
01766 {
01767   int colour = _colour_gradient[button_colour][2];
01768 
01769   DrawFrameRect(x,      y + 1, x +  9, y + 9, button_colour, (state == 1) ? FR_LOWERED : FR_NONE);
01770   DrawFrameRect(x + 10, y + 1, x + 19, y + 9, button_colour, (state == 2) ? FR_LOWERED : FR_NONE);
01771   DrawSprite(SPR_ARROW_LEFT, PAL_NONE, x + WD_IMGBTN_LEFT, y + WD_IMGBTN_TOP);
01772   DrawSprite(SPR_ARROW_RIGHT, PAL_NONE, x + WD_IMGBTN_LEFT + 10, y + WD_IMGBTN_TOP);
01773 
01774   /* Grey out the buttons that aren't clickable */
01775   bool rtl = _current_text_dir == TD_RTL;
01776   if (rtl ? !clickable_right : !clickable_left) {
01777     GfxFillRect(x +  1, y + 1, x +  1 + 8, y + 8, colour, FILLRECT_CHECKER);
01778   }
01779   if (rtl ? !clickable_left : !clickable_right) {
01780     GfxFillRect(x + 11, y + 1, x + 11 + 8, y + 8, colour, FILLRECT_CHECKER);
01781   }
01782 }
01783 
01785 enum CustomCurrencyWidgets {
01786   CUSTCURR_RATE_DOWN,
01787   CUSTCURR_RATE_UP,
01788   CUSTCURR_RATE,
01789   CUSTCURR_SEPARATOR_EDIT,
01790   CUSTCURR_SEPARATOR,
01791   CUSTCURR_PREFIX_EDIT,
01792   CUSTCURR_PREFIX,
01793   CUSTCURR_SUFFIX_EDIT,
01794   CUSTCURR_SUFFIX,
01795   CUSTCURR_YEAR_DOWN,
01796   CUSTCURR_YEAR_UP,
01797   CUSTCURR_YEAR,
01798   CUSTCURR_PREVIEW,
01799 };
01800 
01801 struct CustomCurrencyWindow : Window {
01802   int query_widget;
01803 
01804   CustomCurrencyWindow(const WindowDesc *desc) : Window()
01805   {
01806     this->InitNested(desc);
01807 
01808     SetButtonState();
01809   }
01810 
01811   void SetButtonState()
01812   {
01813     this->SetWidgetDisabledState(CUSTCURR_RATE_DOWN, _custom_currency.rate == 1);
01814     this->SetWidgetDisabledState(CUSTCURR_RATE_UP, _custom_currency.rate == UINT16_MAX);
01815     this->SetWidgetDisabledState(CUSTCURR_YEAR_DOWN, _custom_currency.to_euro == CF_NOEURO);
01816     this->SetWidgetDisabledState(CUSTCURR_YEAR_UP, _custom_currency.to_euro == MAX_YEAR);
01817   }
01818 
01819   virtual void SetStringParameters(int widget) const
01820   {
01821     switch (widget) {
01822       case CUSTCURR_RATE:      SetDParam(0, 1); SetDParam(1, 1);            break;
01823       case CUSTCURR_SEPARATOR: SetDParamStr(0, _custom_currency.separator); break;
01824       case CUSTCURR_PREFIX:    SetDParamStr(0, _custom_currency.prefix);    break;
01825       case CUSTCURR_SUFFIX:    SetDParamStr(0, _custom_currency.suffix);    break;
01826       case CUSTCURR_YEAR:
01827         SetDParam(0, (_custom_currency.to_euro != CF_NOEURO) ? STR_CURRENCY_SWITCH_TO_EURO : STR_CURRENCY_SWITCH_TO_EURO_NEVER);
01828         SetDParam(1, _custom_currency.to_euro);
01829         break;
01830 
01831       case CUSTCURR_PREVIEW:
01832         SetDParam(0, 10000);
01833         break;
01834     }
01835   }
01836 
01837   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01838   {
01839     switch (widget) {
01840       /* Set the appropriate width for the edit 'buttons' */
01841       case CUSTCURR_SEPARATOR_EDIT:
01842       case CUSTCURR_PREFIX_EDIT:
01843       case CUSTCURR_SUFFIX_EDIT:
01844         size->width  = this->GetWidget<NWidgetBase>(CUSTCURR_RATE_DOWN)->smallest_x + this->GetWidget<NWidgetBase>(CUSTCURR_RATE_UP)->smallest_x;
01845         break;
01846 
01847       /* Make sure the window is wide enough for the widest exchange rate */
01848       case CUSTCURR_RATE:
01849         SetDParam(0, 1);
01850         SetDParam(1, INT32_MAX);
01851         *size = GetStringBoundingBox(STR_CURRENCY_EXCHANGE_RATE);
01852         break;
01853     }
01854   }
01855 
01856   virtual void OnClick(Point pt, int widget, int click_count)
01857   {
01858     int line = 0;
01859     int len = 0;
01860     StringID str = 0;
01861     CharSetFilter afilter = CS_ALPHANUMERAL;
01862 
01863     switch (widget) {
01864       case CUSTCURR_RATE_DOWN:
01865         if (_custom_currency.rate > 1) _custom_currency.rate--;
01866         if (_custom_currency.rate == 1) this->DisableWidget(CUSTCURR_RATE_DOWN);
01867         this->EnableWidget(CUSTCURR_RATE_UP);
01868         break;
01869 
01870       case CUSTCURR_RATE_UP:
01871         if (_custom_currency.rate < UINT16_MAX) _custom_currency.rate++;
01872         if (_custom_currency.rate == UINT16_MAX) this->DisableWidget(CUSTCURR_RATE_UP);
01873         this->EnableWidget(CUSTCURR_RATE_DOWN);
01874         break;
01875 
01876       case CUSTCURR_RATE:
01877         SetDParam(0, _custom_currency.rate);
01878         str = STR_JUST_INT;
01879         len = 5;
01880         line = CUSTCURR_RATE;
01881         afilter = CS_NUMERAL;
01882         break;
01883 
01884       case CUSTCURR_SEPARATOR_EDIT:
01885       case CUSTCURR_SEPARATOR:
01886         SetDParamStr(0, _custom_currency.separator);
01887         str = STR_JUST_RAW_STRING;
01888         len = 1;
01889         line = CUSTCURR_SEPARATOR;
01890         break;
01891 
01892       case CUSTCURR_PREFIX_EDIT:
01893       case CUSTCURR_PREFIX:
01894         SetDParamStr(0, _custom_currency.prefix);
01895         str = STR_JUST_RAW_STRING;
01896         len = 12;
01897         line = CUSTCURR_PREFIX;
01898         break;
01899 
01900       case CUSTCURR_SUFFIX_EDIT:
01901       case CUSTCURR_SUFFIX:
01902         SetDParamStr(0, _custom_currency.suffix);
01903         str = STR_JUST_RAW_STRING;
01904         len = 12;
01905         line = CUSTCURR_SUFFIX;
01906         break;
01907 
01908       case CUSTCURR_YEAR_DOWN:
01909         _custom_currency.to_euro = (_custom_currency.to_euro <= 2000) ? CF_NOEURO : _custom_currency.to_euro - 1;
01910         if (_custom_currency.to_euro == CF_NOEURO) this->DisableWidget(CUSTCURR_YEAR_DOWN);
01911         this->EnableWidget(CUSTCURR_YEAR_UP);
01912         break;
01913 
01914       case CUSTCURR_YEAR_UP:
01915         _custom_currency.to_euro = Clamp(_custom_currency.to_euro + 1, 2000, MAX_YEAR);
01916         if (_custom_currency.to_euro == MAX_YEAR) this->DisableWidget(CUSTCURR_YEAR_UP);
01917         this->EnableWidget(CUSTCURR_YEAR_DOWN);
01918         break;
01919 
01920       case CUSTCURR_YEAR:
01921         SetDParam(0, _custom_currency.to_euro);
01922         str = STR_JUST_INT;
01923         len = 7;
01924         line = CUSTCURR_YEAR;
01925         afilter = CS_NUMERAL;
01926         break;
01927     }
01928 
01929     if (len != 0) {
01930       this->query_widget = line;
01931       ShowQueryString(str, STR_CURRENCY_CHANGE_PARAMETER, len + 1, 250, this, afilter, QSF_NONE);
01932     }
01933 
01934     this->flags4 |= WF_TIMEOUT_BEGIN;
01935     this->SetDirty();
01936   }
01937 
01938   virtual void OnQueryTextFinished(char *str)
01939   {
01940     if (str == NULL) return;
01941 
01942     switch (this->query_widget) {
01943       case CUSTCURR_RATE:
01944         _custom_currency.rate = Clamp(atoi(str), 1, UINT16_MAX);
01945         break;
01946 
01947       case CUSTCURR_SEPARATOR: // Thousands seperator
01948         strecpy(_custom_currency.separator, str, lastof(_custom_currency.separator));
01949         break;
01950 
01951       case CUSTCURR_PREFIX:
01952         strecpy(_custom_currency.prefix, str, lastof(_custom_currency.prefix));
01953         break;
01954 
01955       case CUSTCURR_SUFFIX:
01956         strecpy(_custom_currency.suffix, str, lastof(_custom_currency.suffix));
01957         break;
01958 
01959       case CUSTCURR_YEAR: { // Year to switch to euro
01960         int val = atoi(str);
01961 
01962         _custom_currency.to_euro = (val < 2000 ? CF_NOEURO : min(val, MAX_YEAR));
01963         break;
01964       }
01965     }
01966     MarkWholeScreenDirty();
01967     SetButtonState();
01968   }
01969 
01970   virtual void OnTimeout()
01971   {
01972     this->SetDirty();
01973   }
01974 };
01975 
01976 static const NWidgetPart _nested_cust_currency_widgets[] = {
01977   NWidget(NWID_HORIZONTAL),
01978     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
01979     NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_CURRENCY_WINDOW, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01980   EndContainer(),
01981   NWidget(WWT_PANEL, COLOUR_GREY),
01982     NWidget(NWID_VERTICAL, NC_EQUALSIZE), SetPIP(7, 3, 0),
01983       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
01984         NWidget(WWT_PUSHARROWBTN, COLOUR_YELLOW, CUSTCURR_RATE_DOWN), SetDataTip(AWV_DECREASE, STR_CURRENCY_DECREASE_EXCHANGE_RATE_TOOLTIP),
01985         NWidget(WWT_PUSHARROWBTN, COLOUR_YELLOW, CUSTCURR_RATE_UP), SetDataTip(AWV_INCREASE, STR_CURRENCY_INCREASE_EXCHANGE_RATE_TOOLTIP),
01986         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
01987         NWidget(WWT_TEXT, COLOUR_BLUE, CUSTCURR_RATE), SetDataTip(STR_CURRENCY_EXCHANGE_RATE, STR_CURRENCY_SET_EXCHANGE_RATE_TOOLTIP), SetFill(1, 0),
01988       EndContainer(),
01989       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
01990         NWidget(WWT_PUSHBTN, COLOUR_DARK_BLUE, CUSTCURR_SEPARATOR_EDIT), SetDataTip(0x0, STR_CURRENCY_SET_CUSTOM_CURRENCY_SEPARATOR_TOOLTIP), SetFill(0, 1),
01991         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
01992         NWidget(WWT_TEXT, COLOUR_BLUE, CUSTCURR_SEPARATOR), SetDataTip(STR_CURRENCY_SEPARATOR, STR_CURRENCY_SET_CUSTOM_CURRENCY_SEPARATOR_TOOLTIP), SetFill(1, 0),
01993       EndContainer(),
01994       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
01995         NWidget(WWT_PUSHBTN, COLOUR_DARK_BLUE, CUSTCURR_PREFIX_EDIT), SetDataTip(0x0, STR_CURRENCY_SET_CUSTOM_CURRENCY_PREFIX_TOOLTIP), SetFill(0, 1),
01996         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
01997         NWidget(WWT_TEXT, COLOUR_BLUE, CUSTCURR_PREFIX), SetDataTip(STR_CURRENCY_PREFIX, STR_CURRENCY_SET_CUSTOM_CURRENCY_PREFIX_TOOLTIP), SetFill(1, 0),
01998       EndContainer(),
01999       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
02000         NWidget(WWT_PUSHBTN, COLOUR_DARK_BLUE, CUSTCURR_SUFFIX_EDIT), SetDataTip(0x0, STR_CURRENCY_SET_CUSTOM_CURRENCY_SUFFIX_TOOLTIP), SetFill(0, 1),
02001         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
02002         NWidget(WWT_TEXT, COLOUR_BLUE, CUSTCURR_SUFFIX), SetDataTip(STR_CURRENCY_SUFFIX, STR_CURRENCY_SET_CUSTOM_CURRENCY_SUFFIX_TOOLTIP), SetFill(1, 0),
02003       EndContainer(),
02004       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
02005         NWidget(WWT_PUSHARROWBTN, COLOUR_YELLOW, CUSTCURR_YEAR_DOWN), SetDataTip(AWV_DECREASE, STR_CURRENCY_DECREASE_CUSTOM_CURRENCY_TO_EURO_TOOLTIP),
02006         NWidget(WWT_PUSHARROWBTN, COLOUR_YELLOW, CUSTCURR_YEAR_UP), SetDataTip(AWV_INCREASE, STR_CURRENCY_INCREASE_CUSTOM_CURRENCY_TO_EURO_TOOLTIP),
02007         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
02008         NWidget(WWT_TEXT, COLOUR_BLUE, CUSTCURR_YEAR), SetDataTip(STR_JUST_STRING, STR_CURRENCY_SET_CUSTOM_CURRENCY_TO_EURO_TOOLTIP), SetFill(1, 0),
02009       EndContainer(),
02010     EndContainer(),
02011     NWidget(WWT_LABEL, COLOUR_BLUE, CUSTCURR_PREVIEW),
02012                 SetDataTip(STR_CURRENCY_PREVIEW, STR_CURRENCY_CUSTOM_CURRENCY_PREVIEW_TOOLTIP), SetPadding(15, 1, 18, 2),
02013   EndContainer(),
02014 };
02015 
02016 static const WindowDesc _cust_currency_desc(
02017   WDP_CENTER, 0, 0,
02018   WC_CUSTOM_CURRENCY, WC_NONE,
02019   WDF_UNCLICK_BUTTONS,
02020   _nested_cust_currency_widgets, lengthof(_nested_cust_currency_widgets)
02021 );
02022 
02024 static void ShowCustCurrency()
02025 {
02026   DeleteWindowById(WC_CUSTOM_CURRENCY, 0);
02027   new CustomCurrencyWindow(&_cust_currency_desc);
02028 }

Generated on Wed Apr 13 00:47:54 2011 for OpenTTD by  doxygen 1.6.1