# settings_gui.cpp

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    00001 /* $Id: settings_gui.cpp 18809 2010-01-15 16:41:15Z rubidium $ */
    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 "openttd.h"
    00028 #include "highscore.h"
    00029 #include "base_media_base.h"
    00030 #include "company_base.h"
    00031 #include "company_func.h"
    00032 #include "viewport_func.h"
    00033 #include "core/geometry_func.hpp"
    00034 #include <map>
    00035
    00036 #include "table/sprites.h"
    00037 #include "table/strings.h"
    00038
    00039 static const StringID _units_dropdown[] = {
    00040   STR_GAME_OPTIONS_MEASURING_UNITS_IMPERIAL,
    00041   STR_GAME_OPTIONS_MEASURING_UNITS_METRIC,
    00042   STR_GAME_OPTIONS_MEASURING_UNITS_SI,
    00043   INVALID_STRING_ID
    00044 };
    00045
    00046 static const StringID _driveside_dropdown[] = {
    00047   STR_GAME_OPTIONS_ROAD_VEHICLES_DROPDOWN_LEFT,
    00048   STR_GAME_OPTIONS_ROAD_VEHICLES_DROPDOWN_RIGHT,
    00049   INVALID_STRING_ID
    00050 };
    00051
    00052 static const StringID _autosave_dropdown[] = {
    00053   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_OFF,
    00054   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_EVERY_1_MONTH,
    00055   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_EVERY_3_MONTHS,
    00056   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_EVERY_6_MONTHS,
    00057   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_EVERY_12_MONTHS,
    00058   INVALID_STRING_ID,
    00059 };
    00060
    00061 static StringID *BuildDynamicDropdown(StringID base, int num)
    00062 {
    00063   static StringID buf[32 + 1];
    00064   StringID *p = buf;
    00065   while (--num >= 0) *p++ = base++;
    00066   *p = INVALID_STRING_ID;
    00067   return buf;
    00068 }
    00069
    00070 int _nb_orig_names = SPECSTR_TOWNNAME_LAST - SPECSTR_TOWNNAME_START + 1;
    00071 static StringID *_grf_names = NULL;
    00072 static int _nb_grf_names = 0;
    00073
    00074 void InitGRFTownGeneratorNames()
    00075 {
    00076   free(_grf_names);
    00077   _grf_names = GetGRFTownNameList();
    00078   _nb_grf_names = 0;
    00079   for (StringID *s = _grf_names; *s != INVALID_STRING_ID; s++) _nb_grf_names++;
    00080 }
    00081
    00082 static inline StringID TownName(int town_name)
    00083 {
    00084   if (town_name < _nb_orig_names) return STR_GAME_OPTIONS_TOWN_NAME_ORIGINAL_ENGLISH + town_name;
    00085   town_name -= _nb_orig_names;
    00086   if (town_name < _nb_grf_names) return _grf_names[town_name];
    00087   return STR_UNDEFINED;
    00088 }
    00089
    00090 static int GetCurRes()
    00091 {
    00092   int i;
    00093
    00094   for (i = 0; i != _num_resolutions; i++) {
    00095     if ((int)_resolutions[i].width == _screen.width &&
    00096         (int)_resolutions[i].height == _screen.height) {
    00097       break;
    00098     }
    00099   }
    00100   return i;
    00101 }
    00102
    00104 enum GameOptionsWidgets {
    00105   GOW_BACKGROUND,
    00106   GOW_CURRENCY_DROPDOWN,
    00107   GOW_DISTANCE_DROPDOWN,
    00108   GOW_ROADSIDE_DROPDOWN,
    00109   GOW_TOWNNAME_DROPDOWN,
    00110   GOW_AUTOSAVE_DROPDOWN,
    00111   GOW_LANG_DROPDOWN,
    00112   GOW_RESOLUTION_DROPDOWN,
    00113   GOW_FULLSCREEN_BUTTON,
    00114   GOW_SCREENSHOT_DROPDOWN,
    00115   GOW_BASE_GRF_DROPDOWN,
    00116   GOW_BASE_GRF_STATUS,
    00117   GOW_BASE_GRF_DESCRIPTION,
    00118   GOW_BASE_SFX_DROPDOWN,
    00119   GOW_BASE_SFX_DESCRIPTION,
    00120   GOW_BASE_MUSIC_DROPDOWN,
    00121   GOW_BASE_MUSIC_STATUS,
    00122   GOW_BASE_MUSIC_DESCRIPTION,
    00123 };
    00124
    00130 static void ShowTownnameDropdown(Window *w, int sel)
    00131 {
    00132   typedef std::map<StringID, int, StringIDCompare> TownList;
    00133   TownList townnames;
    00134
    00135   /* Add and sort original townnames generators */
    00136   for (int i = 0; i < _nb_orig_names; i++) townnames[STR_GAME_OPTIONS_TOWN_NAME_ORIGINAL_ENGLISH + i] = i;
    00137
    00138   /* Add and sort newgrf townnames generators */
    00139   for (int i = 0; i < _nb_grf_names; i++) townnames[_grf_names[i]] = _nb_orig_names + i;
    00140
    00141   DropDownList *list = new DropDownList();
    00142   for (TownList::iterator it = townnames.begin(); it != townnames.end(); it++) {
    00143     list->push_back(new DropDownListStringItem((*it).first, (*it).second, !(_game_mode == GM_MENU || Town::GetNumItems() == 0 || (*it).second == sel)));
    00144   }
    00145
    00146   ShowDropDownList(w, list, sel, GOW_TOWNNAME_DROPDOWN);
    00147 }
    00148
    00149 static void ShowCustCurrency();
    00150
    00151 template <class T>
    00152 static void ShowSetMenu(Window *w, int widget)
    00153 {
    00154   int n = T::GetNumSets();
    00155   int current = T::GetIndexOfUsedSet();
    00156
    00157   DropDownList *list = new DropDownList();
    00158   for (int i = 0; i < n; i++) {
    00159     list->push_back(new DropDownListCharStringItem(T::GetSet(i)->name, i, (_game_mode == GM_MENU) ? false : (current != i)));
    00160   }
    00161
    00162   ShowDropDownList(w, list, current, widget);
    00163 }
    00164
    00165 struct GameOptionsWindow : Window {
    00166   GameSettings *opt;
    00167   bool reload;
    00168
    00169   GameOptionsWindow(const WindowDesc *desc) : Window()
    00170   {
    00171     this->opt = (_game_mode == GM_MENU) ? &_settings_newgame : &_settings_game;
    00172     this->reload = false;
    00173
    00174     this->InitNested(desc);
    00175     this->OnInvalidateData(0);
    00176   }
    00177
    00178   ~GameOptionsWindow()
    00179   {
    00180     DeleteWindowById(WC_CUSTOM_CURRENCY, 0);
    00181     if (this->reload) _switch_mode = SM_MENU;
    00182   }
    00183
    00184   virtual void SetStringParameters(int widget) const
    00185   {
    00186     switch (widget) {
    00187       case GOW_CURRENCY_DROPDOWN:   SetDParam(0, _currency_specs[this->opt->locale.currency].name); break;
    00188       case GOW_DISTANCE_DROPDOWN:   SetDParam(0, STR_GAME_OPTIONS_MEASURING_UNITS_IMPERIAL + this->opt->locale.units); break;
    00189       case GOW_ROADSIDE_DROPDOWN:   SetDParam(0, STR_GAME_OPTIONS_ROAD_VEHICLES_DROPDOWN_LEFT + this->opt->vehicle.road_side); break;
    00190       case GOW_TOWNNAME_DROPDOWN:   SetDParam(0, TownName(this->opt->game_creation.town_name)); break;
    00191       case GOW_AUTOSAVE_DROPDOWN:   SetDParam(0, _autosave_dropdown[_settings_client.gui.autosave]); break;
    00192       case GOW_LANG_DROPDOWN:       SetDParam(0, SPECSTR_LANGUAGE_START + _dynlang.curr); break;
    00193       case GOW_RESOLUTION_DROPDOWN: SetDParam(0, GetCurRes() == _num_resolutions ? STR_RES_OTHER : SPECSTR_RESOLUTION_START + GetCurRes()); break;
    00194       case GOW_SCREENSHOT_DROPDOWN: SetDParam(0, SPECSTR_SCREENSHOT_START + _cur_screenshot_format); break;
    00195       case GOW_BASE_GRF_DROPDOWN:   SetDParamStr(0, BaseGraphics::GetUsedSet()->name); break;
    00196       case GOW_BASE_GRF_STATUS:     SetDParam(0, BaseGraphics::GetUsedSet()->GetNumInvalid()); break;
    00197       case GOW_BASE_SFX_DROPDOWN:   SetDParamStr(0, BaseSounds::GetUsedSet()->name); break;
    00198       case GOW_BASE_MUSIC_DROPDOWN: SetDParamStr(0, BaseMusic::GetUsedSet()->name); break;
    00199       case GOW_BASE_MUSIC_STATUS:   SetDParam(0, BaseMusic::GetUsedSet()->GetNumInvalid()); break;
    00200     }
    00201   }
    00202
    00203   virtual void OnPaint()
    00204   {
    00205     this->DrawWidgets();
    00206   }
    00207
    00208   virtual void DrawWidget(const Rect &r, int widget) const
    00209   {
    00210     switch (widget) {
    00211       case GOW_BASE_GRF_DESCRIPTION:
    00212         SetDParamStr(0, BaseGraphics::GetUsedSet()->GetDescription(GetCurrentLanguageIsoCode()));
    00213         DrawStringMultiLine(r.left, r.right, r.top, UINT16_MAX, STR_BLACK_RAW_STRING);
    00214         break;
    00215
    00216       case GOW_BASE_SFX_DESCRIPTION:
    00217         SetDParamStr(0, BaseSounds::GetUsedSet()->GetDescription(GetCurrentLanguageIsoCode()));
    00218         DrawStringMultiLine(r.left, r.right, r.top, UINT16_MAX, STR_BLACK_RAW_STRING);
    00219         break;
    00220
    00221       case GOW_BASE_MUSIC_DESCRIPTION:
    00222         SetDParamStr(0, BaseMusic::GetUsedSet()->GetDescription(GetCurrentLanguageIsoCode()));
    00223         DrawStringMultiLine(r.left, r.right, r.top, UINT16_MAX, STR_BLACK_RAW_STRING);
    00224         break;
    00225     }
    00226   }
    00227
    00228   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00229   {
    00230     switch (widget) {
    00231       case GOW_BASE_GRF_DESCRIPTION:
    00232         /* Find the biggest description for the default size. */
    00233         for (int i = 0; i < BaseGraphics::GetNumSets(); i++) {
    00234           SetDParamStr(0, BaseGraphics::GetSet(i)->GetDescription(GetCurrentLanguageIsoCode()));
    00235           size->height = max(size->height, (uint)GetStringHeight(STR_BLACK_RAW_STRING, size->width));
    00236         }
    00237         break;
    00238
    00239       case GOW_BASE_GRF_STATUS:
    00240         /* Find the biggest description for the default size. */
    00241         for (int i = 0; i < BaseGraphics::GetNumSets(); i++) {
    00242           uint invalid_files = BaseGraphics::GetSet(i)->GetNumInvalid();
    00243           if (invalid_files == 0) continue;
    00244
    00245           SetDParam(0, invalid_files);
    00246           *size = maxdim(*size, GetStringBoundingBox(STR_GAME_OPTIONS_BASE_GRF_STATUS));
    00247         }
    00248         break;
    00249
    00250       case GOW_BASE_SFX_DESCRIPTION:
    00251         /* Find the biggest description for the default size. */
    00252         for (int i = 0; i < BaseSounds::GetNumSets(); i++) {
    00253           SetDParamStr(0, BaseSounds::GetSet(i)->GetDescription(GetCurrentLanguageIsoCode()));
    00254           size->height = max(size->height, (uint)GetStringHeight(STR_BLACK_RAW_STRING, size->width));
    00255         }
    00256         break;
    00257
    00258       case GOW_BASE_MUSIC_DESCRIPTION:
    00259         /* Find the biggest description for the default size. */
    00260         for (int i = 0; i < BaseMusic::GetNumSets(); i++) {
    00261           SetDParamStr(0, BaseMusic::GetSet(i)->GetDescription(GetCurrentLanguageIsoCode()));
    00262           size->height = max(size->height, (uint)GetStringHeight(STR_BLACK_RAW_STRING, size->width));
    00263         }
    00264         break;
    00265
    00266       case GOW_BASE_MUSIC_STATUS:
    00267         /* Find the biggest description for the default size. */
    00268         for (int i = 0; i < BaseMusic::GetNumSets(); i++) {
    00269           uint invalid_files = BaseMusic::GetSet(i)->GetNumInvalid();
    00270           if (invalid_files == 0) continue;
    00271
    00272           SetDParam(0, invalid_files);
    00273           *size = maxdim(*size, GetStringBoundingBox(STR_GAME_OPTIONS_BASE_MUSIC_STATUS));
    00274         }
    00275         break;
    00276     }
    00277   }
    00278
    00279   virtual void OnClick(Point pt, int widget)
    00280   {
    00281     switch (widget) {
    00282       case GOW_CURRENCY_DROPDOWN: // Setup currencies dropdown
    00283         ShowDropDownMenu(this, BuildCurrencyDropdown(), this->opt->locale.currency, GOW_CURRENCY_DROPDOWN, _game_mode == GM_MENU ? 0 : ~GetMaskOfAllowedCurrencies(), 0);
    00284         break;
    00285
    00286       case GOW_DISTANCE_DROPDOWN: // Setup distance unit dropdown
    00287         ShowDropDownMenu(this, _units_dropdown, this->opt->locale.units, GOW_DISTANCE_DROPDOWN, 0, 0);
    00288         break;
    00289
    00290       case GOW_ROADSIDE_DROPDOWN: { // Setup road-side dropdown
    00291         int i = 0;
    00292         extern bool RoadVehiclesAreBuilt();
    00293
    00294         /* You can only change the drive side if you are in the menu or ingame with
    00295          * no vehicles present. In a networking game only the server can change it */
    00296         if ((_game_mode != GM_MENU && RoadVehiclesAreBuilt()) || (_networking && !_network_server)) {
    00297           i = (-1) ^ (1 << this->opt->vehicle.road_side); // disable the other value
    00298         }
    00299
    00300         ShowDropDownMenu(this, _driveside_dropdown, this->opt->vehicle.road_side, GOW_ROADSIDE_DROPDOWN, i, 0);
    00301       } break;
    00302
    00303       case GOW_TOWNNAME_DROPDOWN: // Setup townname dropdown
    00304         ShowTownnameDropdown(this, this->opt->game_creation.town_name);
    00305         break;
    00306
    00307       case GOW_AUTOSAVE_DROPDOWN: // Setup autosave dropdown
    00308         ShowDropDownMenu(this, _autosave_dropdown, _settings_client.gui.autosave, GOW_AUTOSAVE_DROPDOWN, 0, 0);
    00309         break;
    00310
    00311       case GOW_LANG_DROPDOWN: { // Setup interface language dropdown
    00312         typedef std::map<StringID, int, StringIDCompare> LangList;
    00313
    00314         /* Sort language names */
    00315         LangList langs;
    00316         for (int i = 0; i < _dynlang.num; i++) langs[SPECSTR_LANGUAGE_START + i] = i;
    00317
    00318         DropDownList *list = new DropDownList();
    00319         for (LangList::iterator it = langs.begin(); it != langs.end(); it++) {
    00320           list->push_back(new DropDownListStringItem((*it).first, (*it).second, false));
    00321         }
    00322
    00323         ShowDropDownList(this, list, _dynlang.curr, GOW_LANG_DROPDOWN);
    00324       } break;
    00325
    00326       case GOW_RESOLUTION_DROPDOWN: // Setup resolution dropdown
    00327         ShowDropDownMenu(this, BuildDynamicDropdown(SPECSTR_RESOLUTION_START, _num_resolutions), GetCurRes(), GOW_RESOLUTION_DROPDOWN, 0, 0);
    00328         break;
    00329
    00330       case GOW_FULLSCREEN_BUTTON: // Click fullscreen on/off
    00331         /* try to toggle full-screen on/off */
    00332         if (!ToggleFullScreen(!_fullscreen)) {
    00333           ShowErrorMessage(STR_ERROR_FULLSCREEN_FAILED, INVALID_STRING_ID, 0, 0);
    00334         }
    00335         this->SetWidgetLoweredState(GOW_FULLSCREEN_BUTTON, _fullscreen);
    00336         this->SetDirty();
    00337         break;
    00338
    00339       case GOW_SCREENSHOT_DROPDOWN: // Setup screenshot format dropdown
    00340         ShowDropDownMenu(this, BuildDynamicDropdown(SPECSTR_SCREENSHOT_START, _num_screenshot_formats), _cur_screenshot_format, GOW_SCREENSHOT_DROPDOWN, 0, 0);
    00341         break;
    00342
    00343       case GOW_BASE_GRF_DROPDOWN:
    00344         ShowSetMenu<BaseGraphics>(this, GOW_BASE_GRF_DROPDOWN);
    00345         break;
    00346
    00347       case GOW_BASE_SFX_DROPDOWN:
    00348         ShowSetMenu<BaseSounds>(this, GOW_BASE_SFX_DROPDOWN);
    00349         break;
    00350
    00351       case GOW_BASE_MUSIC_DROPDOWN:
    00352         ShowSetMenu<BaseMusic>(this, GOW_BASE_MUSIC_DROPDOWN);
    00353         break;
    00354     }
    00355   }
    00356
    00362   template <class T>
    00363   void SetMediaSet(int index)
    00364   {
    00365     if (_game_mode == GM_MENU) {
    00366       const char *name = T::GetSet(index)->name;
    00367
    00368       free(const_cast<char *>(T::ini_set));
    00369       T::ini_set = strdup(name);
    00370
    00371       T::SetSet(name);
    00372       this->reload = true;
    00373       this->InvalidateData();
    00374     }
    00375   }
    00376
    00377   virtual void OnDropdownSelect(int widget, int index)
    00378   {
    00379     switch (widget) {
    00380       case GOW_CURRENCY_DROPDOWN: // Currency
    00381         if (index == CUSTOM_CURRENCY_ID) ShowCustCurrency();
    00382         this->opt->locale.currency = index;
    00383         MarkWholeScreenDirty();
    00384         break;
    00385
    00386       case GOW_DISTANCE_DROPDOWN: // Measuring units
    00387         this->opt->locale.units = index;
    00388         MarkWholeScreenDirty();
    00389         break;
    00390
    00391       case GOW_ROADSIDE_DROPDOWN: // Road side
    00392         if (this->opt->vehicle.road_side != index) { // only change if setting changed
    00393           uint i;
    00394           if (GetSettingFromName("vehicle.road_side", &i) == NULL) NOT_REACHED();
    00395           SetSettingValue(i, index);
    00396           MarkWholeScreenDirty();
    00397         }
    00398         break;
    00399
    00400       case GOW_TOWNNAME_DROPDOWN: // Town names
    00401         if (_game_mode == GM_MENU || Town::GetNumItems() == 0) {
    00402           this->opt->game_creation.town_name = index;
    00403           SetWindowDirty(WC_GAME_OPTIONS, 0);
    00404         }
    00405         break;
    00406
    00407       case GOW_AUTOSAVE_DROPDOWN: // Autosave options
    00408         _settings_client.gui.autosave = index;
    00409         this->SetDirty();
    00410         break;
    00411
    00412       case GOW_LANG_DROPDOWN: // Change interface language
    00413         ReadLanguagePack(index);
    00414         CheckForMissingGlyphsInLoadedLanguagePack();
    00415         UpdateAllVirtCoords();
    00416         ReInitAllWindows();
    00417         break;
    00418
    00419       case GOW_RESOLUTION_DROPDOWN: // Change resolution
    00420         if (index < _num_resolutions && ChangeResInGame(_resolutions[index].width, _resolutions[index].height)) {
    00421           this->SetDirty();
    00422         }
    00423         break;
    00424
    00425       case GOW_SCREENSHOT_DROPDOWN: // Change screenshot format
    00426         SetScreenshotFormat(index);
    00427         this->SetDirty();
    00428         break;
    00429
    00430       case GOW_BASE_GRF_DROPDOWN:
    00431         this->SetMediaSet<BaseGraphics>(index);
    00432         break;
    00433
    00434       case GOW_BASE_SFX_DROPDOWN:
    00435         this->SetMediaSet<BaseSounds>(index);
    00436         break;
    00437
    00438       case GOW_BASE_MUSIC_DROPDOWN:
    00439         this->SetMediaSet<BaseMusic>(index);
    00440         break;
    00441     }
    00442   }
    00443
    00444   virtual void OnInvalidateData(int data)
    00445   {
    00446     this->SetWidgetLoweredState(GOW_FULLSCREEN_BUTTON, _fullscreen);
    00447
    00448     bool missing_files = BaseGraphics::GetUsedSet()->GetNumMissing() == 0;
    00449     this->GetWidget<NWidgetCore>(GOW_BASE_GRF_STATUS)->SetDataTip(missing_files ? STR_EMPTY : STR_GAME_OPTIONS_BASE_GRF_STATUS, STR_NULL);
    00450
    00451     missing_files = BaseMusic::GetUsedSet()->GetNumInvalid() == 0;
    00452     this->GetWidget<NWidgetCore>(GOW_BASE_MUSIC_STATUS)->SetDataTip(missing_files ? STR_EMPTY : STR_GAME_OPTIONS_BASE_MUSIC_STATUS, STR_NULL);
    00453   }
    00454 };
    00455
    00456 static const NWidgetPart _nested_game_options_widgets[] = {
    00457   NWidget(NWID_HORIZONTAL),
    00458     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
    00459     NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00460   EndContainer(),
    00461   NWidget(WWT_PANEL, COLOUR_GREY, GOW_BACKGROUND), SetPIP(6, 6, 10),
    00462     NWidget(NWID_HORIZONTAL), SetPIP(10, 10, 10),
    00463       NWidget(NWID_VERTICAL), SetPIP(0, 6, 0),
    00464         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_CURRENCY_UNITS_FRAME, STR_NULL),
    00465           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),
    00466         EndContainer(),
    00467         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_ROAD_VEHICLES_FRAME, STR_NULL),
    00468           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),
    00469         EndContainer(),
    00470         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_AUTOSAVE_FRAME, STR_NULL),
    00471           NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_AUTOSAVE_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_TOOLTIP), SetFill(1, 0),
    00472         EndContainer(),
    00473         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_RESOLUTION, STR_NULL),
    00474           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),
    00475           NWidget(NWID_HORIZONTAL),
    00476             NWidget(WWT_TEXT, COLOUR_GREY), SetMinimalSize(0, 12), SetFill(1, 0), SetDataTip(STR_GAME_OPTIONS_FULLSCREEN, STR_NULL),
    00477             NWidget(WWT_TEXTBTN, COLOUR_GREY, GOW_FULLSCREEN_BUTTON), SetMinimalSize(21, 9), SetDataTip(STR_EMPTY, STR_GAME_OPTIONS_FULLSCREEN_TOOLTIP),
    00478           EndContainer(),
    00479         EndContainer(),
    00480       EndContainer(),
    00481
    00482       NWidget(NWID_VERTICAL), SetPIP(0, 6, 0),
    00483         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_MEASURING_UNITS_FRAME, STR_NULL),
    00484           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),
    00485         EndContainer(),
    00486         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_TOWN_NAMES_FRAME, STR_NULL),
    00487           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),
    00488         EndContainer(),
    00489         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_LANGUAGE, STR_NULL),
    00490           NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_LANG_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_LANGUAGE_TOOLTIP), SetFill(1, 0),
    00491         EndContainer(),
    00492         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_SCREENSHOT_FORMAT, STR_NULL),
    00493           NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_SCREENSHOT_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_SCREENSHOT_FORMAT_TOOLTIP), SetFill(1, 0),
    00494         EndContainer(),
    00495         NWidget(NWID_SPACER), SetMinimalSize(0, 0), SetFill(0, 1),
    00496       EndContainer(),
    00497     EndContainer(),
    00498
    00499     NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_BASE_GRF, STR_NULL), SetPadding(0, 10, 0, 10),
    00500       NWidget(NWID_HORIZONTAL), SetPIP(0, 30, 0),
    00501         NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_BASE_GRF_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_RAW_STRING, STR_GAME_OPTIONS_BASE_GRF_TOOLTIP),
    00502         NWidget(WWT_TEXT, COLOUR_GREY, GOW_BASE_GRF_STATUS), SetMinimalSize(150, 12), SetDataTip(STR_EMPTY, STR_NULL), SetFill(1, 0),
    00503       EndContainer(),
    00504       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),
    00505     EndContainer(),
    00506
    00507     NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_BASE_SFX, STR_NULL), SetPadding(0, 10, 0, 10),
    00508       NWidget(NWID_HORIZONTAL), SetPIP(0, 30, 0),
    00509         NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_BASE_SFX_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_RAW_STRING, STR_GAME_OPTIONS_BASE_SFX_TOOLTIP),
    00510         NWidget(NWID_SPACER), SetFill(1, 0),
    00511       EndContainer(),
    00512       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),
    00513     EndContainer(),
    00514
    00515     NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_BASE_MUSIC, STR_NULL), SetPadding(0, 10, 0, 10),
    00516       NWidget(NWID_HORIZONTAL), SetPIP(0, 30, 0),
    00517         NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_BASE_MUSIC_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_RAW_STRING, STR_GAME_OPTIONS_BASE_MUSIC_TOOLTIP),
    00518         NWidget(WWT_TEXT, COLOUR_GREY, GOW_BASE_MUSIC_STATUS), SetMinimalSize(150, 12), SetDataTip(STR_EMPTY, STR_NULL), SetFill(1, 0),
    00519       EndContainer(),
    00520       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),
    00521     EndContainer(),
    00522   EndContainer(),
    00523 };
    00524
    00525 static const WindowDesc _game_options_desc(
    00526   WDP_CENTER, 0, 0,
    00527   WC_GAME_OPTIONS, WC_NONE,
    00528   WDF_UNCLICK_BUTTONS,
    00529   _nested_game_options_widgets, lengthof(_nested_game_options_widgets)
    00530 );
    00531
    00532
    00533 void ShowGameOptions()
    00534 {
    00535   DeleteWindowById(WC_GAME_OPTIONS, 0);
    00536   new GameOptionsWindow(&_game_options_desc);
    00537 }
    00538
    00539 extern void StartupEconomy();
    00540
    00541
    00542 /* Names of the game difficulty settings window */
    00543 enum GameDifficultyWidgets {
    00544   GDW_LVL_EASY,
    00545   GDW_LVL_MEDIUM,
    00546   GDW_LVL_HARD,
    00547   GDW_LVL_CUSTOM,
    00548   GDW_HIGHSCORE,
    00549   GDW_ACCEPT,
    00550   GDW_CANCEL,
    00551
    00552   GDW_OPTIONS_START,
    00553 };
    00554
    00555 void SetDifficultyLevel(int mode, DifficultySettings *gm_opt);
    00556
    00557 class GameDifficultyWindow : public Window {
    00558 private:
    00559   /* Temporary holding place of values in the difficulty window until 'Save' is clicked */
    00560   GameSettings opt_mod_temp;
    00561
    00562 public:
    00564   static const uint GAME_DIFFICULTY_NUM = 18;
    00566   static const uint WIDGETS_PER_DIFFICULTY = 3;
    00567
    00568   GameDifficultyWindow(const WindowDesc *desc) : Window()
    00569   {
    00570     this->InitNested(desc);
    00571
    00572     /* Copy current settings (ingame or in intro) to temporary holding place
    00573      * change that when setting stuff, copy back on clicking 'OK' */
    00574     this->opt_mod_temp = (_game_mode == GM_MENU) ? _settings_newgame : _settings_game;
    00575     /* Setup disabled buttons when creating window
    00576      * disable all other difficulty buttons during gameplay except for 'custom' */
    00577     this->SetWidgetsDisabledState(_game_mode != GM_MENU,
    00578       GDW_LVL_EASY,
    00579       GDW_LVL_MEDIUM,
    00580       GDW_LVL_HARD,
    00581       GDW_LVL_CUSTOM,
    00582       WIDGET_LIST_END);
    00583     this->SetWidgetDisabledState(GDW_HIGHSCORE, _game_mode == GM_EDITOR || _networking); // highscore chart in multiplayer
    00584     this->SetWidgetDisabledState(GDW_ACCEPT, _networking && !_network_server); // Save-button in multiplayer (and if client)
    00585     this->LowerWidget(GDW_LVL_EASY + this->opt_mod_temp.difficulty.diff_level);
    00586     this->OnInvalidateData();
    00587   }
    00588
    00589   virtual void SetStringParameters(int widget) const
    00590   {
    00591     widget -= GDW_OPTIONS_START;
    00592     if (widget < 0 || (widget % 3) != 2) return;
    00593
    00594     widget /= 3;
    00595
    00596     uint i;
    00597     const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i) + widget;
    00598     int32 value = (int32)ReadValue(GetVariableAddress(&this->opt_mod_temp, &sd->save), sd->save.conv);
    00599     SetDParam(0, sd->desc.str + value);
    00600   }
    00601
    00602   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00603   {
    00604     /* Only for the 'descriptions' */
    00605     int index = widget - GDW_OPTIONS_START;
    00606     if (index < 0 || (index % 3) != 2) return;
    00607
    00608     index /= 3;
    00609
    00610     uint i;
    00611     const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i) + index;
    00612     const SettingDescBase *sdb = &sd->desc;
    00613
    00614     /* Get the string and try all strings from the smallest to the highest value */
    00615     StringID str = this->GetWidget<NWidgetCore>(widget)->widget_data;
    00616     for (int32 value = sdb->min; (uint32)value <= sdb->max; value += sdb->interval) {
    00617       SetDParam(0, sdb->str + value);
    00618       *size = maxdim(*size, GetStringBoundingBox(str));
    00619     }
    00620   }
    00621
    00622   virtual void OnPaint()
    00623   {
    00624     this->DrawWidgets();
    00625   }
    00626
    00627   virtual void OnClick(Point pt, int widget)
    00628   {
    00629     if (widget >= GDW_OPTIONS_START) {
    00630       widget -= GDW_OPTIONS_START;
    00631       if ((widget % 3) == 2) return;
    00632
    00633       /* Don't allow clients to make any changes */
    00634       if (_networking && !_network_server) return;
    00635
    00636       uint i;
    00637       const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i) + (widget / 3);
    00638       const SettingDescBase *sdb = &sd->desc;
    00639
    00640       int32 val = (int32)ReadValue(GetVariableAddress(&this->opt_mod_temp, &sd->save), sd->save.conv);
    00641       if (widget % 3 == 1) {
    00642         /* Increase button clicked */
    00643         val = min(val + sdb->interval, (int32)sdb->max);
    00644       } else {
    00645         /* Decrease button clicked */
    00646         val -= sdb->interval;
    00647         val = max(val, sdb->min);
    00648       }
    00649
    00650       /* save value in temporary variable */
    00651       WriteValue(GetVariableAddress(&this->opt_mod_temp, &sd->save), sd->save.conv, val);
    00652       this->RaiseWidget(GDW_LVL_EASY + this->opt_mod_temp.difficulty.diff_level);
    00653       SetDifficultyLevel(3, &this->opt_mod_temp.difficulty); // set difficulty level to custom
    00654       this->LowerWidget(GDW_LVL_CUSTOM);
    00655       this->InvalidateData();
    00656       return;
    00657     }
    00658
    00659     switch (widget) {
    00660       case GDW_LVL_EASY:
    00661       case GDW_LVL_MEDIUM:
    00662       case GDW_LVL_HARD:
    00663       case GDW_LVL_CUSTOM:
    00664         /* temporarily change difficulty level */
    00665         this->RaiseWidget(GDW_LVL_EASY + this->opt_mod_temp.difficulty.diff_level);
    00666         SetDifficultyLevel(widget - GDW_LVL_EASY, &this->opt_mod_temp.difficulty);
    00667         this->LowerWidget(GDW_LVL_EASY + this->opt_mod_temp.difficulty.diff_level);
    00668         this->InvalidateData();
    00669         break;
    00670
    00671       case GDW_HIGHSCORE: // Highscore Table
    00672         ShowHighscoreTable(this->opt_mod_temp.difficulty.diff_level, -1);
    00673         break;
    00674
    00675       case GDW_ACCEPT: { // Save button - save changes
    00676         GameSettings *opt_ptr = (_game_mode == GM_MENU) ? &_settings_newgame : &_settings_game;
    00677
    00678         uint i;
    00679         GetSettingFromName("difficulty.diff_level", &i);
    00680         DoCommandP(0, i, this->opt_mod_temp.difficulty.diff_level, CMD_CHANGE_SETTING);
    00681
    00682         const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i);
    00683         for (uint btn = 0; btn != GAME_DIFFICULTY_NUM; btn++, sd++) {
    00684           int32 new_val = (int32)ReadValue(GetVariableAddress(&this->opt_mod_temp, &sd->save), sd->save.conv);
    00685           int32 cur_val = (int32)ReadValue(GetVariableAddress(opt_ptr, &sd->save), sd->save.conv);
    00686           /* if setting has changed, change it */
    00687           if (new_val != cur_val) {
    00688             DoCommandP(0, i + btn, new_val, CMD_CHANGE_SETTING);
    00689           }
    00690         }
    00691         delete this;
    00692         /* If we are in the editor, we should reload the economy.
    00693          * This way when you load a game, the max loan and interest rate
    00694          * are loaded correctly. */
    00695         if (_game_mode == GM_EDITOR) StartupEconomy();
    00696         break;
    00697       }
    00698
    00699       case GDW_CANCEL: // Cancel button - close window, abandon changes
    00700         delete this;
    00701         break;
    00702     }
    00703   }
    00704
    00705   virtual void OnInvalidateData(int data = 0)
    00706   {
    00707     uint i;
    00708     const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i);
    00709     for (i = 0; i < GAME_DIFFICULTY_NUM; i++, sd++) {
    00710       const SettingDescBase *sdb = &sd->desc;
    00711       /* skip deprecated difficulty options */
    00712       if (!SlIsObjectCurrentlyValid(sd->save.version_from, sd->save.version_to)) continue;
    00713       int32 value = (int32)ReadValue(GetVariableAddress(&this->opt_mod_temp, &sd->save), sd->save.conv);
    00714       bool disable = (sd->desc.flags & SGF_NEWGAME_ONLY) &&
    00715           (_game_mode == GM_NORMAL ||
    00716           (_game_mode == GM_EDITOR && (sd->desc.flags & SGF_SCENEDIT_TOO) == 0));
    00717
    00718       this->SetWidgetDisabledState(GDW_OPTIONS_START + i * 3 + 0, disable || sdb->min == value);
    00719       this->SetWidgetDisabledState(GDW_OPTIONS_START + i * 3 + 1, disable || sdb->max == (uint32)value);
    00720     }
    00721   }
    00722 };
    00723
    00724 static NWidgetBase *MakeDifficultyOptionsWidgets(int *biggest_index)
    00725 {
    00726   NWidgetVertical *vert_desc = new NWidgetVertical;
    00727
    00728   int widnum = GDW_OPTIONS_START;
    00729   uint i, j;
    00730   const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i);
    00731
    00732   for (i = 0, j = 0; i < GameDifficultyWindow::GAME_DIFFICULTY_NUM; i++, sd++, widnum += GameDifficultyWindow::WIDGETS_PER_DIFFICULTY) {
    00733     if (!SlIsObjectCurrentlyValid(sd->save.version_from, sd->save.version_to)) continue;
    00734
    00735     NWidgetHorizontal *hor = new NWidgetHorizontal;
    00736
    00737     /* [<] button. */
    00738     NWidgetLeaf *leaf = new NWidgetLeaf(NWID_BUTTON_ARROW, COLOUR_YELLOW, widnum, AWV_DECREASE, STR_TOOLTIP_HSCROLL_BAR_SCROLLS_LIST);
    00739     hor->Add(leaf);
    00740
    00741     /* [>] button. */
    00742     leaf = new NWidgetLeaf(NWID_BUTTON_ARROW, COLOUR_YELLOW, widnum + 1, AWV_INCREASE, STR_TOOLTIP_HSCROLL_BAR_SCROLLS_LIST);
    00743     hor->Add(leaf);
    00744
    00745     /* Some spacing between the text and the description */
    00746     NWidgetSpacer *spacer = new NWidgetSpacer(5, 0);
    00747     hor->Add(spacer);
    00748
    00749     /* Descriptive text. */
    00750     leaf = new NWidgetLeaf(WWT_TEXT, COLOUR_YELLOW, widnum + 2, STR_DIFFICULTY_LEVEL_SETTING_MAXIMUM_NO_COMPETITORS + (j++), STR_NULL);
    00751     leaf->SetFill(1, 0);
    00752     hor->Add(leaf);
    00753     vert_desc->Add(hor);
    00754
    00755     /* Space vertically */
    00756     vert_desc->Add(new NWidgetSpacer(0, 2));
    00757   }
    00758   *biggest_index = widnum - 1;
    00759   return vert_desc;
    00760 }
    00761
    00762
    00764 static const NWidgetPart _nested_game_difficulty_widgets[] = {
    00765   NWidget(WWT_CAPTION, COLOUR_MAUVE), SetDataTip(STR_DIFFICULTY_LEVEL_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00766   NWidget(WWT_PANEL, COLOUR_MAUVE),
    00767     NWidget(NWID_VERTICAL), SetPIP(2, 0, 2),
    00768       NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(10, 0, 10),
    00769         NWidget(WWT_TEXTBTN, COLOUR_YELLOW, GDW_LVL_EASY), SetDataTip(STR_DIFFICULTY_LEVEL_EASY, STR_NULL), SetFill(1, 0),
    00770         NWidget(WWT_TEXTBTN, COLOUR_YELLOW, GDW_LVL_MEDIUM), SetDataTip(STR_DIFFICULTY_LEVEL_MEDIUM, STR_NULL), SetFill(1, 0),
    00771         NWidget(WWT_TEXTBTN, COLOUR_YELLOW, GDW_LVL_HARD), SetDataTip(STR_DIFFICULTY_LEVEL_HARD, STR_NULL), SetFill(1, 0),
    00772         NWidget(WWT_TEXTBTN, COLOUR_YELLOW, GDW_LVL_CUSTOM), SetDataTip(STR_DIFFICULTY_LEVEL_CUSTOM, STR_NULL), SetFill(1, 0),
    00773       EndContainer(),
    00774       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 10),
    00775         NWidget(WWT_PUSHTXTBTN, COLOUR_GREEN, GDW_HIGHSCORE), SetDataTip(STR_DIFFICULTY_LEVEL_HIGH_SCORE_BUTTON, STR_NULL), SetFill(1, 0),
    00776       EndContainer(),
    00777     EndContainer(),
    00778   EndContainer(),
    00779   NWidget(WWT_PANEL, COLOUR_MAUVE),
    00780     NWidget(NWID_VERTICAL), SetPIP(3, 0, 1),
    00781       NWidget(NWID_HORIZONTAL), SetPIP(5, 0, 5),
    00782         NWidgetFunction(MakeDifficultyOptionsWidgets),
    00783       EndContainer(),
    00784     EndContainer(),
    00785   EndContainer(),
    00786   NWidget(WWT_PANEL, COLOUR_MAUVE),
    00787     NWidget(NWID_VERTICAL), SetPIP(2, 0, 2),
    00788       NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(10, 0, 10),
    00789         NWidget(NWID_SPACER), SetFill(1, 0),
    00790         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, GDW_ACCEPT), SetDataTip(STR_DIFFICULTY_LEVEL_SAVE, STR_NULL), SetFill(1, 0),
    00791         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, GDW_CANCEL), SetDataTip(STR_BUTTON_CANCEL, STR_NULL), SetFill(1, 0),
    00792         NWidget(NWID_SPACER), SetFill(1, 0),
    00793       EndContainer(),
    00794     EndContainer(),
    00795   EndContainer(),
    00796 };
    00797
    00799 static const WindowDesc _game_difficulty_desc(
    00800   WDP_CENTER, 0, 0,
    00801   WC_GAME_OPTIONS, WC_NONE,
    00802   WDF_UNCLICK_BUTTONS,
    00803   _nested_game_difficulty_widgets, lengthof(_nested_game_difficulty_widgets)
    00804 );
    00805
    00806 void ShowGameDifficulty()
    00807 {
    00808   DeleteWindowById(WC_GAME_OPTIONS, 0);
    00809   new GameDifficultyWindow(&_game_difficulty_desc);
    00810 }
    00811
    00812 static int SETTING_HEIGHT = 11;
    00813 static const int LEVEL_WIDTH = 15;
    00814
    00819 enum SettingEntryFlags {
    00820   SEF_LEFT_DEPRESSED  = 0x01,
    00821   SEF_RIGHT_DEPRESSED = 0x02,
    00822   SEF_BUTTONS_MASK = (SEF_LEFT_DEPRESSED | SEF_RIGHT_DEPRESSED),
    00823
    00824   SEF_LAST_FIELD = 0x04,
    00825
    00826   /* Entry kind */
    00827   SEF_SETTING_KIND = 0x10,
    00828   SEF_SUBTREE_KIND = 0x20,
    00829   SEF_KIND_MASK    = (SEF_SETTING_KIND | SEF_SUBTREE_KIND),
    00830 };
    00831
    00832 struct SettingsPage; // Forward declaration
    00833
    00835 struct SettingEntrySubtree {
    00836   SettingsPage *page;
    00837   bool folded;
    00838   StringID title;
    00839 };
    00840
    00842 struct SettingEntrySetting {
    00843   const char *name;
    00844   const SettingDesc *setting;
    00845   uint index;
    00846 };
    00847
    00849 struct SettingEntry {
    00850   byte flags;
    00851   byte level;
    00852   union {
    00853     SettingEntrySetting entry;
    00854     SettingEntrySubtree sub;
    00855   } d;
    00856
    00857   SettingEntry(const char *nm);
    00858   SettingEntry(SettingsPage *sub, StringID title);
    00859
    00860   void Init(byte level, bool last_field);
    00861   void FoldAll();
    00862   void SetButtons(byte new_val);
    00863
    00864   uint Length() const;
    00865   SettingEntry *FindEntry(uint row, uint *cur_row);
    00866
    00867   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);
    00868
    00869 private:
    00870   void DrawSetting(GameSettings *settings_ptr, const SettingDesc *sd, int x, int y, int max_x, int state);
    00871 };
    00872
    00874 struct SettingsPage {
    00875   SettingEntry *entries;
    00876   byte num;
    00877
    00878   void Init(byte level = 0);
    00879   void FoldAll();
    00880
    00881   uint Length() const;
    00882   SettingEntry *FindEntry(uint row, uint *cur_row) const;
    00883
    00884   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;
    00885 };
    00886
    00887
    00888 /* == SettingEntry methods == */
    00889
    00894 SettingEntry::SettingEntry(const char *nm)
    00895 {
    00896   this->flags = SEF_SETTING_KIND;
    00897   this->level = 0;
    00898   this->d.entry.name = nm;
    00899   this->d.entry.setting = NULL;
    00900   this->d.entry.index = 0;
    00901 }
    00902
    00908 SettingEntry::SettingEntry(SettingsPage *sub, StringID title)
    00909 {
    00910   this->flags = SEF_SUBTREE_KIND;
    00911   this->level = 0;
    00912   this->d.sub.page = sub;
    00913   this->d.sub.folded = true;
    00914   this->d.sub.title = title;
    00915 }
    00916
    00922 void SettingEntry::Init(byte level, bool last_field)
    00923 {
    00924   this->level = level;
    00925   if (last_field) this->flags |= SEF_LAST_FIELD;
    00926
    00927   switch (this->flags & SEF_KIND_MASK) {
    00928     case SEF_SETTING_KIND:
    00929       this->d.entry.setting = GetSettingFromName(this->d.entry.name, &this->d.entry.index);
    00930       assert(this->d.entry.setting != NULL);
    00931       break;
    00932     case SEF_SUBTREE_KIND:
    00933       this->d.sub.page->Init(level + 1);
    00934       break;
    00935     default: NOT_REACHED();
    00936   }
    00937 }
    00938
    00940 void SettingEntry::FoldAll()
    00941 {
    00942   switch (this->flags & SEF_KIND_MASK) {
    00943     case SEF_SETTING_KIND:
    00944       break;
    00945
    00946     case SEF_SUBTREE_KIND:
    00947       this->d.sub.folded = true;
    00948       this->d.sub.page->FoldAll();
    00949       break;
    00950
    00951     default: NOT_REACHED();
    00952   }
    00953 }
    00954
    00955
    00961 void SettingEntry::SetButtons(byte new_val)
    00962 {
    00963   assert((new_val & ~SEF_BUTTONS_MASK) == 0); // Should not touch any flags outside the buttons
    00964   this->flags = (this->flags & ~SEF_BUTTONS_MASK) | new_val;
    00965 }
    00966
    00968 uint SettingEntry::Length() const
    00969 {
    00970   switch (this->flags & SEF_KIND_MASK) {
    00971     case SEF_SETTING_KIND:
    00972       return 1;
    00973     case SEF_SUBTREE_KIND:
    00974       if (this->d.sub.folded) return 1; // Only displaying the title
    00975
    00976       return 1 + this->d.sub.page->Length(); // 1 extra row for the title
    00977     default: NOT_REACHED();
    00978   }
    00979 }
    00980
    00987 SettingEntry *SettingEntry::FindEntry(uint row_num, uint *cur_row)
    00988 {
    00989   if (row_num == *cur_row) return this;
    00990
    00991   switch (this->flags & SEF_KIND_MASK) {
    00992     case SEF_SETTING_KIND:
    00993       (*cur_row)++;
    00994       break;
    00995     case SEF_SUBTREE_KIND:
    00996       (*cur_row)++; // add one for row containing the title
    00997       if (this->d.sub.folded) {
    00998         break;
    00999       }
    01000
    01001       /* sub-page is visible => search it too */
    01002       return this->d.sub.page->FindEntry(row_num, cur_row);
    01003     default: NOT_REACHED();
    01004   }
    01005   return NULL;
    01006 }
    01007
    01034 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)
    01035 {
    01036   if (cur_row >= max_row) return cur_row;
    01037
    01038   bool rtl = _dynlang.text_dir == TD_RTL;
    01039   int offset = rtl ? -4 : 4;
    01040   int level_width = rtl ? -LEVEL_WIDTH : LEVEL_WIDTH;
    01041
    01042   int x = rtl ? right : left;
    01043   int y = base_y;
    01044   if (cur_row >= first_row) {
    01045     int colour = _colour_gradient[COLOUR_ORANGE][4];
    01046     y = base_y + (cur_row - first_row) * SETTING_HEIGHT; // Compute correct y start position
    01047
    01048     /* Draw vertical for parent nesting levels */
    01049     for (uint lvl = 0; lvl < this->level; lvl++) {
    01050       if (!HasBit(parent_last, lvl)) GfxDrawLine(x + offset, y, x + offset, y + SETTING_HEIGHT - 1, colour);
    01051       x += level_width;
    01052     }
    01053     /* draw own |- prefix */
    01054     int halfway_y = y + SETTING_HEIGHT / 2;
    01055     int bottom_y = (flags & SEF_LAST_FIELD) ? halfway_y : y + SETTING_HEIGHT - 1;
    01056     GfxDrawLine(x + offset, y, x + offset, bottom_y, colour);
    01057     /* Small horizontal line from the last vertical line */
    01058     GfxDrawLine(x + offset, halfway_y, x + level_width - offset, halfway_y, colour);
    01059     x += level_width;
    01060   }
    01061
    01062   switch (this->flags & SEF_KIND_MASK) {
    01063     case SEF_SETTING_KIND:
    01064       if (cur_row >= first_row) {
    01065         DrawSetting(settings_ptr, this->d.entry.setting, rtl ? left : x, rtl ? x : right, y, this->flags & SEF_BUTTONS_MASK);
    01066       }
    01067       cur_row++;
    01068       break;
    01069     case SEF_SUBTREE_KIND:
    01070       if (cur_row >= first_row) {
    01071         DrawSprite((this->d.sub.folded ? SPR_CIRCLE_FOLDED : SPR_CIRCLE_UNFOLDED), PAL_NONE, rtl ? x - 8 : x, y + (SETTING_HEIGHT - 11) / 2);
    01072         DrawString(rtl ? left : x + 12, rtl ? x - 12 : right, y, this->d.sub.title);
    01073       }
    01074       cur_row++;
    01075       if (!this->d.sub.folded) {
    01076         if (this->flags & SEF_LAST_FIELD) {
    01077           assert(this->level < sizeof(parent_last));
    01078           SetBit(parent_last, this->level); // Add own last-field state
    01079         }
    01080
    01081         cur_row = this->d.sub.page->Draw(settings_ptr, left, right, base_y, first_row, max_row, cur_row, parent_last);
    01082       }
    01083       break;
    01084     default: NOT_REACHED();
    01085   }
    01086   return cur_row;
    01087 }
    01088
    01089 static const void *ResolveVariableAddress(const GameSettings *settings_ptr, const SettingDesc *sd)
    01090 {
    01091   if ((sd->desc.flags & SGF_PER_COMPANY) != 0) {
    01092     if (Company::IsValidID(_local_company) && _game_mode != GM_MENU) {
    01093       return GetVariableAddress(&Company::Get(_local_company)->settings, &sd->save);
    01094     } else {
    01095       return GetVariableAddress(&_settings_client.company, &sd->save);
    01096     }
    01097   } else {
    01098     return GetVariableAddress(settings_ptr, &sd->save);
    01099   }
    01100 }
    01101
    01111 void SettingEntry::DrawSetting(GameSettings *settings_ptr, const SettingDesc *sd, int left, int right, int y, int state)
    01112 {
    01113   const SettingDescBase *sdb = &sd->desc;
    01114   const void *var = ResolveVariableAddress(settings_ptr, sd);
    01115   bool editable = true;
    01116   bool disabled = false;
    01117
    01118   bool rtl = _dynlang.text_dir == TD_RTL;
    01119   uint buttons_left = rtl ? right - 19 : left;
    01120   uint text_left  = left + (rtl ? 0 : 25);
    01121   uint text_right = right - (rtl ? 25 : 0);
    01122   uint button_y = y + (SETTING_HEIGHT - 11) / 2;
    01123
    01124   /* We do not allow changes of some items when we are a client in a networkgame */
    01125   if (!(sd->save.conv & SLF_NETWORK_NO) && _networking && !_network_server && !(sdb->flags & SGF_PER_COMPANY)) editable = false;
    01126   if ((sdb->flags & SGF_NETWORK_ONLY) && !_networking) editable = false;
    01127   if ((sdb->flags & SGF_NO_NETWORK) && _networking) editable = false;
    01128
    01129   if (sdb->cmd == SDT_BOOLX) {
    01130     static const Colours _bool_ctabs[2][2] = {{COLOUR_CREAM, COLOUR_RED}, {COLOUR_DARK_GREEN, COLOUR_GREEN}};
    01131     /* Draw checkbox for boolean-value either on/off */
    01132     bool on = (*(bool*)var);
    01133
    01134     DrawFrameRect(buttons_left, button_y, buttons_left + 19, button_y + 8, _bool_ctabs[!!on][!!editable], on ? FR_LOWERED : FR_NONE);
    01135     SetDParam(0, on ? STR_CONFIG_SETTING_ON : STR_CONFIG_SETTING_OFF);
    01136   } else {
    01137     int32 value;
    01138
    01139     value = (int32)ReadValue(var, sd->save.conv);
    01140
    01141     /* Draw [<][>] boxes for settings of an integer-type */
    01142     DrawArrowButtons(buttons_left, button_y, COLOUR_YELLOW, state, editable && value != (sdb->flags & SGF_0ISDISABLED ? 0 : sdb->min), editable && (uint32)value != sdb->max);
    01143
    01144     disabled = (value == 0) && (sdb->flags & SGF_0ISDISABLED);
    01145     if (disabled) {
    01146       SetDParam(0, STR_CONFIG_SETTING_DISABLED);
    01147     } else {
    01148       if (sdb->flags & SGF_CURRENCY) {
    01149         SetDParam(0, STR_JUST_CURRENCY);
    01150       } else if (sdb->flags & SGF_MULTISTRING) {
    01151         SetDParam(0, sdb->str - sdb->min + value + 1);
    01152       } else {
    01153         SetDParam(0, (sdb->flags & SGF_NOCOMMA) ? STR_JUST_INT : STR_JUST_COMMA);
    01154       }
    01155       SetDParam(1, value);
    01156     }
    01157   }
    01158   DrawString(text_left, text_right, y, (sdb->str) + disabled);
    01159 }
    01160
    01161
    01162 /* == SettingsPage methods == */
    01163
    01168 void SettingsPage::Init(byte level)
    01169 {
    01170   for (uint field = 0; field < this->num; field++) {
    01171     this->entries[field].Init(level, field + 1 == num);
    01172   }
    01173 }
    01174
    01176 void SettingsPage::FoldAll()
    01177 {
    01178   for (uint field = 0; field < this->num; field++) {
    01179     this->entries[field].FoldAll();
    01180   }
    01181 }
    01182
    01184 uint SettingsPage::Length() const
    01185 {
    01186   uint length = 0;
    01187   for (uint field = 0; field < this->num; field++) {
    01188     length += this->entries[field].Length();
    01189   }
    01190   return length;
    01191 }
    01192
    01199 SettingEntry *SettingsPage::FindEntry(uint row_num, uint *cur_row) const
    01200 {
    01201   SettingEntry *pe = NULL;
    01202
    01203   for (uint field = 0; field < this->num; field++) {
    01204     pe = this->entries[field].FindEntry(row_num, cur_row);
    01205     if (pe != NULL) {
    01206       break;
    01207     }
    01208   }
    01209   return pe;
    01210 }
    01211
    01229 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
    01230 {
    01231   if (cur_row >= max_row) return cur_row;
    01232
    01233   for (uint i = 0; i < this->num; i++) {
    01234     cur_row = this->entries[i].Draw(settings_ptr, left, right, base_y, first_row, max_row, cur_row, parent_last);
    01235     if (cur_row >= max_row) {
    01236       break;
    01237     }
    01238   }
    01239   return cur_row;
    01240 }
    01241
    01242
    01243 static SettingEntry _settings_ui_display[] = {
    01244   SettingEntry("gui.vehicle_speed"),
    01245   SettingEntry("gui.status_long_date"),
    01246   SettingEntry("gui.date_format_in_default_names"),
    01247   SettingEntry("gui.population_in_label"),
    01248   SettingEntry("gui.measure_tooltip"),
    01249   SettingEntry("gui.loading_indicators"),
    01250   SettingEntry("gui.liveries"),
    01251   SettingEntry("gui.show_track_reservation"),
    01252   SettingEntry("gui.expenses_layout"),
    01253 };
    01255 static SettingsPage _settings_ui_display_page = {_settings_ui_display, lengthof(_settings_ui_display)};
    01256
    01257 static SettingEntry _settings_ui_interaction[] = {
    01258   SettingEntry("gui.window_snap_radius"),
    01259   SettingEntry("gui.window_soft_limit"),
    01260   SettingEntry("gui.link_terraform_toolbar"),
    01261   SettingEntry("gui.prefer_teamchat"),
    01262   SettingEntry("gui.autoscroll"),
    01263   SettingEntry("gui.reverse_scroll"),
    01264   SettingEntry("gui.smooth_scroll"),
    01265   SettingEntry("gui.left_mouse_btn_scrolling"),
    01266   /* While the horizontal scrollwheel scrolling is written as general code, only
    01267    *  the cocoa (OSX) driver generates input for it.
    01268    *  Since it's also able to completely disable the scrollwheel will we display it on all platforms anyway */
    01269   SettingEntry("gui.scrollwheel_scrolling"),
    01270   SettingEntry("gui.scrollwheel_multiplier"),
    01271 #ifdef __APPLE__
    01272   /* We might need to emulate a right mouse button on mac */
    01273   SettingEntry("gui.right_mouse_btn_emulation"),
    01274 #endif
    01275 };
    01277 static SettingsPage _settings_ui_interaction_page = {_settings_ui_interaction, lengthof(_settings_ui_interaction)};
    01278
    01279 static SettingEntry _settings_ui[] = {
    01280   SettingEntry(&_settings_ui_display_page, STR_CONFIG_SETTING_DISPLAY_OPTIONS),
    01281   SettingEntry(&_settings_ui_interaction_page, STR_CONFIG_SETTING_INTERACTION),
    01282   SettingEntry("gui.show_finances"),
    01283   SettingEntry("gui.errmsg_duration"),
    01284   SettingEntry("gui.toolbar_pos"),
    01285   SettingEntry("gui.pause_on_newgame"),
    01286   SettingEntry("gui.advanced_vehicle_list"),
    01287   SettingEntry("gui.timetable_in_ticks"),
    01288   SettingEntry("gui.timetable_arrival_departure"),
    01289   SettingEntry("gui.quick_goto"),
    01290   SettingEntry("gui.default_rail_type"),
    01291   SettingEntry("gui.always_build_infrastructure"),
    01292   SettingEntry("gui.persistent_buildingtools"),
    01293   SettingEntry("gui.coloured_news_year"),
    01294 };
    01296 static SettingsPage _settings_ui_page = {_settings_ui, lengthof(_settings_ui)};
    01297
    01298 static SettingEntry _settings_construction_signals[] = {
    01299   SettingEntry("construction.signal_side"),
    01300   SettingEntry("gui.enable_signal_gui"),
    01301   SettingEntry("gui.drag_signals_density"),
    01302   SettingEntry("gui.semaphore_build_before"),
    01303   SettingEntry("gui.default_signal_type"),
    01304   SettingEntry("gui.cycle_signal_types"),
    01305 };
    01307 static SettingsPage _settings_construction_signals_page = {_settings_construction_signals, lengthof(_settings_construction_signals)};
    01308
    01309 static SettingEntry _settings_construction[] = {
    01310   SettingEntry(&_settings_construction_signals_page, STR_CONFIG_SETTING_CONSTRUCTION_SIGNALS),
    01311   SettingEntry("construction.build_on_slopes"),
    01312   SettingEntry("construction.autoslope"),
    01313   SettingEntry("construction.extra_dynamite"),
    01314   SettingEntry("construction.longbridges"),
    01315   SettingEntry("station.never_expire_airports"),
    01316   SettingEntry("construction.freeform_edges"),
    01317   SettingEntry("construction.extra_tree_placement"),
    01318 };
    01320 static SettingsPage _settings_construction_page = {_settings_construction, lengthof(_settings_construction)};
    01321
    01322 static SettingEntry _settings_stations_cargo[] = {
    01323   SettingEntry("order.improved_load"),
    01324   SettingEntry("order.gradual_loading"),
    01325   SettingEntry("order.selectgoods"),
    01326 };
    01328 static SettingsPage _settings_stations_cargo_page = {_settings_stations_cargo, lengthof(_settings_stations_cargo)};
    01329
    01330 static SettingEntry _settings_stations[] = {
    01331   SettingEntry(&_settings_stations_cargo_page, STR_CONFIG_SETTING_STATIONS_CARGOHANDLING),
    01332   SettingEntry("station.join_stations"),
    01333   SettingEntry("station.nonuniform_stations"),
    01334   SettingEntry("station.adjacent_stations"),
    01335   SettingEntry("station.distant_join_stations"),
    01336   SettingEntry("station.station_spread"),
    01337   SettingEntry("economy.station_noise_level"),
    01338   SettingEntry("station.modified_catchment"),
    01339   SettingEntry("construction.road_stop_on_town_road"),
    01340   SettingEntry("construction.road_stop_on_competitor_road"),
    01341 };
    01343 static SettingsPage _settings_stations_page = {_settings_stations, lengthof(_settings_stations)};
    01344
    01345 static SettingEntry _settings_economy_towns[] = {
    01346   SettingEntry("economy.bribe"),
    01347   SettingEntry("economy.exclusive_rights"),
    01348   SettingEntry("economy.town_layout"),
    01349   SettingEntry("economy.allow_town_roads"),
    01350   SettingEntry("economy.found_town"),
    01351   SettingEntry("economy.mod_road_rebuild"),
    01352   SettingEntry("economy.town_growth_rate"),
    01353   SettingEntry("economy.larger_towns"),
    01354   SettingEntry("economy.initial_city_size"),
    01355 };
    01357 static SettingsPage _settings_economy_towns_page = {_settings_economy_towns, lengthof(_settings_economy_towns)};
    01358
    01359 static SettingEntry _settings_economy_industries[] = {
    01360   SettingEntry("construction.raw_industry_construction"),
    01361   SettingEntry("economy.multiple_industry_per_town"),
    01362   SettingEntry("economy.same_industry_close"),
    01363   SettingEntry("game_creation.oil_refinery_limit"),
    01364 };
    01366 static SettingsPage _settings_economy_industries_page = {_settings_economy_industries, lengthof(_settings_economy_industries)};
    01367
    01368 static SettingEntry _settings_economy[] = {
    01369   SettingEntry(&_settings_economy_towns_page, STR_CONFIG_SETTING_ECONOMY_TOWNS),
    01370   SettingEntry(&_settings_economy_industries_page, STR_CONFIG_SETTING_ECONOMY_INDUSTRIES),
    01371   SettingEntry("economy.inflation"),
    01372   SettingEntry("economy.smooth_economy"),
    01373   SettingEntry("economy.feeder_payment_share"),
    01374 };
    01376 static SettingsPage _settings_economy_page = {_settings_economy, lengthof(_settings_economy)};
    01377
    01378 static SettingEntry _settings_ai_npc[] = {
    01379   SettingEntry("ai.ai_in_multiplayer"),
    01380   SettingEntry("ai.ai_disable_veh_train"),
    01381   SettingEntry("ai.ai_disable_veh_roadveh"),
    01382   SettingEntry("ai.ai_disable_veh_aircraft"),
    01383   SettingEntry("ai.ai_disable_veh_ship"),
    01384   SettingEntry("ai.ai_max_opcode_till_suspend"),
    01385 };
    01387 static SettingsPage _settings_ai_npc_page = {_settings_ai_npc, lengthof(_settings_ai_npc)};
    01388
    01389 static SettingEntry _settings_ai[] = {
    01390   SettingEntry(&_settings_ai_npc_page, STR_CONFIG_SETTING_AI_NPC),
    01391   SettingEntry("economy.give_money"),
    01392   SettingEntry("economy.allow_shares"),
    01393 };
    01395 static SettingsPage _settings_ai_page = {_settings_ai, lengthof(_settings_ai)};
    01396
    01397 static SettingEntry _settings_vehicles_routing[] = {
    01398   SettingEntry("pf.pathfinder_for_trains"),
    01399   SettingEntry("pf.forbid_90_deg"),
    01400   SettingEntry("pf.pathfinder_for_roadvehs"),
    01401   SettingEntry("pf.roadveh_queue"),
    01402   SettingEntry("pf.pathfinder_for_ships"),
    01403 };
    01405 static SettingsPage _settings_vehicles_routing_page = {_settings_vehicles_routing, lengthof(_settings_vehicles_routing)};
    01406
    01407 static SettingEntry _settings_vehicles_autorenew[] = {
    01408   SettingEntry("company.engine_renew"),
    01409   SettingEntry("company.engine_renew_months"),
    01410   SettingEntry("company.engine_renew_money"),
    01411 };
    01413 static SettingsPage _settings_vehicles_autorenew_page = {_settings_vehicles_autorenew, lengthof(_settings_vehicles_autorenew)};
    01414
    01415 static SettingEntry _settings_vehicles_servicing[] = {
    01416   SettingEntry("vehicle.servint_ispercent"),
    01417   SettingEntry("vehicle.servint_trains"),
    01418   SettingEntry("vehicle.servint_roadveh"),
    01419   SettingEntry("vehicle.servint_ships"),
    01420   SettingEntry("vehicle.servint_aircraft"),
    01421   SettingEntry("order.no_servicing_if_no_breakdowns"),
    01422   SettingEntry("order.serviceathelipad"),
    01423 };
    01425 static SettingsPage _settings_vehicles_servicing_page = {_settings_vehicles_servicing, lengthof(_settings_vehicles_servicing)};
    01426
    01427 static SettingEntry _settings_vehicles_trains[] = {
    01428   SettingEntry("vehicle.train_acceleration_model"),
    01429   SettingEntry("vehicle.train_slope_steepness"),
    01430   SettingEntry("vehicle.mammoth_trains"),
    01431   SettingEntry("gui.lost_train_warn"),
    01432   SettingEntry("vehicle.wagon_speed_limits"),
    01433   SettingEntry("vehicle.disable_elrails"),
    01434   SettingEntry("vehicle.freight_trains"),
    01435   SettingEntry("gui.stop_location"),
    01436 };
    01438 static SettingsPage _settings_vehicles_trains_page = {_settings_vehicles_trains, lengthof(_settings_vehicles_trains)};
    01439
    01440 static SettingEntry _settings_vehicles[] = {
    01441   SettingEntry(&_settings_vehicles_routing_page, STR_CONFIG_SETTING_VEHICLES_ROUTING),
    01442   SettingEntry(&_settings_vehicles_autorenew_page, STR_CONFIG_SETTING_VEHICLES_AUTORENEW),
    01443   SettingEntry(&_settings_vehicles_servicing_page, STR_CONFIG_SETTING_VEHICLES_SERVICING),
    01444   SettingEntry(&_settings_vehicles_trains_page, STR_CONFIG_SETTING_VEHICLES_TRAINS),
    01445   SettingEntry("order.gotodepot"),
    01446   SettingEntry("gui.new_nonstop"),
    01447   SettingEntry("gui.order_review_system"),
    01448   SettingEntry("gui.vehicle_income_warn"),
    01449   SettingEntry("vehicle.never_expire_vehicles"),
    01450   SettingEntry("vehicle.max_trains"),
    01451   SettingEntry("vehicle.max_roadveh"),
    01452   SettingEntry("vehicle.max_aircraft"),
    01453   SettingEntry("vehicle.max_ships"),
    01454   SettingEntry("vehicle.plane_speed"),
    01455   SettingEntry("order.timetabling"),
    01456   SettingEntry("vehicle.dynamic_engines"),
    01457 };
    01459 static SettingsPage _settings_vehicles_page = {_settings_vehicles, lengthof(_settings_vehicles)};
    01460
    01461 static SettingEntry _settings_main[] = {
    01462   SettingEntry(&_settings_ui_page,           STR_CONFIG_SETTING_GUI),
    01463   SettingEntry(&_settings_construction_page, STR_CONFIG_SETTING_CONSTRUCTION),
    01464   SettingEntry(&_settings_vehicles_page,     STR_CONFIG_SETTING_VEHICLES),
    01465   SettingEntry(&_settings_stations_page,     STR_CONFIG_SETTING_STATIONS),
    01466   SettingEntry(&_settings_economy_page,      STR_CONFIG_SETTING_ECONOMY),
    01467   SettingEntry(&_settings_ai_page,           STR_CONFIG_SETTING_AI),
    01468 };
    01469
    01471 static SettingsPage _settings_main_page = {_settings_main, lengthof(_settings_main)};
    01472
    01474 enum GameSettingsWidgets {
    01475   SETTINGSEL_OPTIONSPANEL,
    01476   SETTINGSEL_SCROLLBAR,
    01477 };
    01478
    01479 struct GameSettingsWindow : Window {
    01480   static const int SETTINGTREE_LEFT_OFFSET   = 5;
    01481   static const int SETTINGTREE_RIGHT_OFFSET  = 5;
    01482   static const int SETTINGTREE_TOP_OFFSET    = 5;
    01483   static const int SETTINGTREE_BOTTOM_OFFSET = 5;
    01484
    01485   static GameSettings *settings_ptr;
    01486
    01487   SettingEntry *valuewindow_entry;
    01488   SettingEntry *clicked_entry;
    01489
    01490   GameSettingsWindow(const WindowDesc *desc) : Window()
    01491   {
    01492     static bool first_time = true;
    01493
    01494     settings_ptr = (_game_mode == GM_MENU) ? &_settings_newgame : &_settings_game;
    01495
    01496     /* Build up the dynamic settings-array only once per OpenTTD session */
    01497     if (first_time) {
    01498       _settings_main_page.Init();
    01499       first_time = false;
    01500     } else {
    01501       _settings_main_page.FoldAll(); // Close all sub-pages
    01502     }
    01503
    01504     this->valuewindow_entry = NULL; // No setting entry for which a entry window is opened
    01505     this->clicked_entry = NULL; // No numeric setting buttons are depressed
    01506
    01507     this->InitNested(desc, 0);
    01508
    01509     this->vscroll.SetCount(_settings_main_page.Length());
    01510   }
    01511
    01512   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    01513   {
    01514     if (widget != SETTINGSEL_OPTIONSPANEL) return;
    01515
    01516     resize->height = SETTING_HEIGHT = max(11, FONT_HEIGHT_NORMAL + 1);
    01517     resize->width  = 1;
    01518
    01519     size->height = 5 * resize->height + SETTINGTREE_TOP_OFFSET + SETTINGTREE_BOTTOM_OFFSET;
    01520   }
    01521
    01522   virtual void DrawWidget(const Rect &r, int widget) const
    01523   {
    01524     if (widget != SETTINGSEL_OPTIONSPANEL) return;
    01525
    01526     _settings_main_page.Draw(settings_ptr, r.left + SETTINGTREE_LEFT_OFFSET, r.right - SETTINGTREE_RIGHT_OFFSET, r.top + SETTINGTREE_TOP_OFFSET,
    01527         this->vscroll.GetPosition(), this->vscroll.GetPosition() + this->vscroll.GetCapacity());
    01528   }
    01529
    01530   virtual void OnPaint()
    01531   {
    01532     this->DrawWidgets();
    01533   }
    01534
    01535   virtual void OnClick(Point pt, int widget)
    01536   {
    01537     if (widget != SETTINGSEL_OPTIONSPANEL) return;
    01538
    01539     int y = pt.y - this->GetWidget<NWidgetBase>(widget)->pos_y - SETTINGTREE_TOP_OFFSET;  // Shift y coordinate
    01540     if (y < 0) return;  // Clicked above first entry
    01541
    01542     byte btn = this->vscroll.GetPosition() + y / this->resize.step_height;  // Compute which setting is selected
    01543     if (y % this->resize.step_height > this->resize.step_height - 2) return;  // Clicked too low at the setting
    01544
    01545     uint cur_row = 0;
    01546     SettingEntry *pe = _settings_main_page.FindEntry(btn, &cur_row);
    01547
    01548     if (pe == NULL) return;  // Clicked below the last setting of the page
    01549
    01550     int x = (_dynlang.text_dir == TD_RTL ? this->width - pt.x : pt.x) - SETTINGTREE_LEFT_OFFSET - (pe->level + 1) * LEVEL_WIDTH;  // Shift x coordinate
    01551     if (x < 0) return;  // Clicked left of the entry
    01552
    01553     if ((pe->flags & SEF_KIND_MASK) == SEF_SUBTREE_KIND) {
    01554       pe->d.sub.folded = !pe->d.sub.folded; // Flip 'folded'-ness of the sub-page
    01555
    01556       this->vscroll.SetCount(_settings_main_page.Length());
    01557       this->SetDirty();
    01558       return;
    01559     }
    01560
    01561     assert((pe->flags & SEF_KIND_MASK) == SEF_SETTING_KIND);
    01562     const SettingDesc *sd = pe->d.entry.setting;
    01563
    01564     /* return if action is only active in network, or only settable by server */
    01565     if (!(sd->save.conv & SLF_NETWORK_NO) && _networking && !_network_server && !(sd->desc.flags & SGF_PER_COMPANY)) return;
    01566     if ((sd->desc.flags & SGF_NETWORK_ONLY) && !_networking) return;
    01567     if ((sd->desc.flags & SGF_NO_NETWORK) && _networking) return;
    01568
    01569     const void *var = ResolveVariableAddress(settings_ptr, sd);
    01570     int32 value = (int32)ReadValue(var, sd->save.conv);
    01571
    01572     /* clicked on the icon on the left side. Either scroller or bool on/off */
    01573     if (x < 21) {
    01574       const SettingDescBase *sdb = &sd->desc;
    01575       int32 oldvalue = value;
    01576
    01577       switch (sdb->cmd) {
    01578         case SDT_BOOLX: value ^= 1; break;
    01579         case SDT_ONEOFMANY:
    01580         case SDT_NUMX: {
    01581           /* Add a dynamic step-size to the scroller. In a maximum of
    01582            * 50-steps you should be able to get from min to max,
    01583            * unless specified otherwise in the 'interval' variable
    01584            * of the current setting. */
    01585           uint32 step = (sdb->interval == 0) ? ((sdb->max - sdb->min) / 50) : sdb->interval;
    01586           if (step == 0) step = 1;
    01587
    01588           /* don't allow too fast scrolling */
    01589           if ((this->flags4 & WF_TIMEOUT_MASK) > WF_TIMEOUT_TRIGGER) {
    01590             _left_button_clicked = false;
    01591             return;
    01592           }
    01593
    01594           /* Increase or decrease the value and clamp it to extremes */
    01595           if (x >= 10) {
    01596             value += step;
    01597             if (sdb->min < 0) {
    01598               assert((int32)sdb->max >= 0);
    01599               if (value > (int32)sdb->max) value = (int32)sdb->max;
    01600             } else {
    01601               if ((uint32)value > sdb->max) value = (int32)sdb->max;
    01602             }
    01603             if (value < sdb->min) value = sdb->min; // skip between "disabled" and minimum
    01604           } else {
    01605             value -= step;
    01606             if (value < sdb->min) value = (sdb->flags & SGF_0ISDISABLED) ? 0 : sdb->min;
    01607           }
    01608
    01609           /* Set up scroller timeout for numeric values */
    01610           if (value != oldvalue && !(sd->desc.flags & SGF_MULTISTRING)) {
    01611             if (this->clicked_entry != NULL) { // Release previous buttons if any
    01612               this->clicked_entry->SetButtons(0);
    01613             }
    01614             this->clicked_entry = pe;
    01615             this->clicked_entry->SetButtons((x >= 10) != (_dynlang.text_dir == TD_RTL) ? SEF_RIGHT_DEPRESSED : SEF_LEFT_DEPRESSED);
    01616             this->flags4 |= WF_TIMEOUT_BEGIN;
    01617             _left_button_clicked = false;
    01618           }
    01619         } break;
    01620
    01621         default: NOT_REACHED();
    01622       }
    01623
    01624       if (value != oldvalue) {
    01625         if ((sd->desc.flags & SGF_PER_COMPANY) != 0) {
    01626           SetCompanySetting(pe->d.entry.index, value);
    01627         } else {
    01628           SetSettingValue(pe->d.entry.index, value);
    01629         }
    01630         this->SetDirty();
    01631       }
    01632     } else {
    01633       /* only open editbox for types that its sensible for */
    01634       if (sd->desc.cmd != SDT_BOOLX && !(sd->desc.flags & SGF_MULTISTRING)) {
    01635         /* Show the correct currency-translated value */
    01636         if (sd->desc.flags & SGF_CURRENCY) value *= _currency->rate;
    01637
    01638         this->valuewindow_entry = pe;
    01639         SetDParam(0, value);
    01640         ShowQueryString(STR_JUST_INT, STR_CONFIG_SETTING_QUERY_CAPTION, 10, 100, this, CS_NUMERAL, QSF_NONE);
    01641       }
    01642     }
    01643   }
    01644
    01645   virtual void OnTimeout()
    01646   {
    01647     if (this->clicked_entry != NULL) { // On timeout, release any depressed buttons
    01648       this->clicked_entry->SetButtons(0);
    01649       this->clicked_entry = NULL;
    01650       this->SetDirty();
    01651     }
    01652   }
    01653
    01654   virtual void OnQueryTextFinished(char *str)
    01655   {
    01656     if (!StrEmpty(str)) {
    01657       assert(this->valuewindow_entry != NULL);
    01658       assert((this->valuewindow_entry->flags & SEF_KIND_MASK) == SEF_SETTING_KIND);
    01659       const SettingDesc *sd = this->valuewindow_entry->d.entry.setting;
    01660       int32 value = atoi(str);
    01661
    01662       /* Save the correct currency-translated value */
    01663       if (sd->desc.flags & SGF_CURRENCY) value /= _currency->rate;
    01664
    01665       if ((sd->desc.flags & SGF_PER_COMPANY) != 0) {
    01666         SetCompanySetting(this->valuewindow_entry->d.entry.index, value);
    01667       } else {
    01668         SetSettingValue(this->valuewindow_entry->d.entry.index, value);
    01669       }
    01670       this->SetDirty();
    01671     }
    01672   }
    01673
    01674   virtual void OnResize()
    01675   {
    01676     this->vscroll.SetCapacityFromWidget(this, SETTINGSEL_OPTIONSPANEL, SETTINGTREE_TOP_OFFSET + SETTINGTREE_BOTTOM_OFFSET);
    01677   }
    01678 };
    01679
    01680 GameSettings *GameSettingsWindow::settings_ptr = NULL;
    01681
    01682 static const NWidgetPart _nested_settings_selection_widgets[] = {
    01683   NWidget(NWID_HORIZONTAL),
    01684     NWidget(WWT_CLOSEBOX, COLOUR_MAUVE),
    01685     NWidget(WWT_CAPTION, COLOUR_MAUVE), SetDataTip(STR_CONFIG_SETTING_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    01686   EndContainer(),
    01687   NWidget(NWID_HORIZONTAL),
    01688     NWidget(WWT_PANEL, COLOUR_MAUVE, SETTINGSEL_OPTIONSPANEL), SetMinimalSize(400, 174), EndContainer(),
    01689     NWidget(NWID_VERTICAL),
    01690       NWidget(WWT_SCROLLBAR, COLOUR_MAUVE, SETTINGSEL_SCROLLBAR),
    01691       NWidget(WWT_RESIZEBOX, COLOUR_MAUVE),
    01692     EndContainer(),
    01693   EndContainer(),
    01694 };
    01695
    01696 static const WindowDesc _settings_selection_desc(
    01697   WDP_CENTER, 450, 397,
    01698   WC_GAME_OPTIONS, WC_NONE,
    01699   0,
    01700   _nested_settings_selection_widgets, lengthof(_nested_settings_selection_widgets)
    01701 );
    01702
    01703 void ShowGameSettings()
    01704 {
    01705   DeleteWindowById(WC_GAME_OPTIONS, 0);
    01706   new GameSettingsWindow(&_settings_selection_desc);
    01707 }
    01708
    01709
    01719 void DrawArrowButtons(int x, int y, Colours button_colour, byte state, bool clickable_left, bool clickable_right)
    01720 {
    01721   int colour = _colour_gradient[button_colour][2];
    01722
    01723   DrawFrameRect(x,      y + 1, x +  9, y + 9, button_colour, (state == 1) ? FR_LOWERED : FR_NONE);
    01724   DrawFrameRect(x + 10, y + 1, x + 19, y + 9, button_colour, (state == 2) ? FR_LOWERED : FR_NONE);
    01725   DrawSprite(SPR_ARROW_LEFT, PAL_NONE, x + WD_IMGBTN_LEFT, y + WD_IMGBTN_TOP);
    01726   DrawSprite(SPR_ARROW_RIGHT, PAL_NONE, x + WD_IMGBTN_LEFT + 10, y + WD_IMGBTN_TOP);
    01727
    01728   /* Grey out the buttons that aren't clickable */
    01729   bool rtl = _dynlang.text_dir == TD_RTL;
    01730   if (rtl ? !clickable_right : !clickable_left) {
    01731     GfxFillRect(x +  1, y + 1, x +  1 + 8, y + 8, colour, FILLRECT_CHECKER);
    01732   }
    01733   if (rtl ? !clickable_left : !clickable_right) {
    01734     GfxFillRect(x + 11, y + 1, x + 11 + 8, y + 8, colour, FILLRECT_CHECKER);
    01735   }
    01736 }
    01737
    01739 enum CustomCurrencyWidgets {
    01740   CUSTCURR_RATE_DOWN,
    01741   CUSTCURR_RATE_UP,
    01742   CUSTCURR_RATE,
    01743   CUSTCURR_SEPARATOR_EDIT,
    01744   CUSTCURR_SEPARATOR,
    01745   CUSTCURR_PREFIX_EDIT,
    01746   CUSTCURR_PREFIX,
    01747   CUSTCURR_SUFFIX_EDIT,
    01748   CUSTCURR_SUFFIX,
    01749   CUSTCURR_YEAR_DOWN,
    01750   CUSTCURR_YEAR_UP,
    01751   CUSTCURR_YEAR,
    01752   CUSTCURR_PREVIEW,
    01753 };
    01754
    01755 struct CustomCurrencyWindow : Window {
    01756   int query_widget;
    01757
    01758   CustomCurrencyWindow(const WindowDesc *desc) : Window()
    01759   {
    01760     this->InitNested(desc);
    01761
    01762     SetButtonState();
    01763   }
    01764
    01765   void SetButtonState()
    01766   {
    01767     this->SetWidgetDisabledState(CUSTCURR_RATE_DOWN, _custom_currency.rate == 1);
    01768     this->SetWidgetDisabledState(CUSTCURR_RATE_UP, _custom_currency.rate == UINT16_MAX);
    01769     this->SetWidgetDisabledState(CUSTCURR_YEAR_DOWN, _custom_currency.to_euro == CF_NOEURO);
    01770     this->SetWidgetDisabledState(CUSTCURR_YEAR_UP, _custom_currency.to_euro == MAX_YEAR);
    01771   }
    01772
    01773   virtual void SetStringParameters(int widget) const
    01774   {
    01775     switch (widget) {
    01776       case CUSTCURR_RATE:      SetDParam(0, 1); SetDParam(1, 1);            break;
    01777       case CUSTCURR_SEPARATOR: SetDParamStr(0, _custom_currency.separator); break;
    01778       case CUSTCURR_PREFIX:    SetDParamStr(0, _custom_currency.prefix);    break;
    01779       case CUSTCURR_SUFFIX:    SetDParamStr(0, _custom_currency.suffix);    break;
    01780       case CUSTCURR_YEAR:
    01781         SetDParam(0, (_custom_currency.to_euro != CF_NOEURO) ? STR_CURRENCY_SWITCH_TO_EURO : STR_CURRENCY_SWITCH_TO_EURO_NEVER);
    01782         SetDParam(1, _custom_currency.to_euro);
    01783         break;
    01784
    01785       case CUSTCURR_PREVIEW:
    01786         SetDParam(0, 10000);
    01787         break;
    01788     }
    01789   }
    01790
    01791   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    01792   {
    01793     switch (widget) {
    01794       /* Set the appropriate width for the edit 'buttons' */
    01795       case CUSTCURR_SEPARATOR_EDIT:
    01796       case CUSTCURR_PREFIX_EDIT:
    01797       case CUSTCURR_SUFFIX_EDIT:
    01798         size->width  = this->GetWidget<NWidgetBase>(CUSTCURR_RATE_DOWN)->smallest_x + this->GetWidget<NWidgetBase>(CUSTCURR_RATE_UP)->smallest_x;
    01799         break;
    01800
    01801       /* Make sure the window is wide enough for the widest exchange rate */
    01802       case CUSTCURR_RATE:
    01803         SetDParam(0, 1);
    01804         SetDParam(1, INT32_MAX);
    01805         *size = GetStringBoundingBox(STR_CURRENCY_EXCHANGE_RATE);
    01806         break;
    01807     }
    01808   }
    01809
    01810   virtual void OnPaint()
    01811   {
    01812     this->DrawWidgets();
    01813   }
    01814
    01815   virtual void OnClick(Point pt, int widget)
    01816   {
    01817     int line = 0;
    01818     int len = 0;
    01819     StringID str = 0;
    01820     CharSetFilter afilter = CS_ALPHANUMERAL;
    01821
    01822     switch (widget) {
    01823       case CUSTCURR_RATE_DOWN:
    01824         if (_custom_currency.rate > 1) _custom_currency.rate--;
    01825         if (_custom_currency.rate == 1) this->DisableWidget(CUSTCURR_RATE_DOWN);
    01826         this->EnableWidget(CUSTCURR_RATE_UP);
    01827         break;
    01828
    01829       case CUSTCURR_RATE_UP:
    01830         if (_custom_currency.rate < UINT16_MAX) _custom_currency.rate++;
    01831         if (_custom_currency.rate == UINT16_MAX) this->DisableWidget(CUSTCURR_RATE_UP);
    01832         this->EnableWidget(CUSTCURR_RATE_DOWN);
    01833         break;
    01834
    01835       case CUSTCURR_RATE:
    01836         SetDParam(0, _custom_currency.rate);
    01837         str = STR_JUST_INT;
    01838         len = 5;
    01839         line = CUSTCURR_RATE;
    01840         afilter = CS_NUMERAL;
    01841         break;
    01842
    01843       case CUSTCURR_SEPARATOR_EDIT:
    01844       case CUSTCURR_SEPARATOR:
    01845         SetDParamStr(0, _custom_currency.separator);
    01846         str = STR_JUST_RAW_STRING;
    01847         len = 1;
    01848         line = CUSTCURR_SEPARATOR;
    01849         break;
    01850
    01851       case CUSTCURR_PREFIX_EDIT:
    01852       case CUSTCURR_PREFIX:
    01853         SetDParamStr(0, _custom_currency.prefix);
    01854         str = STR_JUST_RAW_STRING;
    01855         len = 12;
    01856         line = CUSTCURR_PREFIX;
    01857         break;
    01858
    01859       case CUSTCURR_SUFFIX_EDIT:
    01860       case CUSTCURR_SUFFIX:
    01861         SetDParamStr(0, _custom_currency.suffix);
    01862         str = STR_JUST_RAW_STRING;
    01863         len = 12;
    01864         line = CUSTCURR_SUFFIX;
    01865         break;
    01866
    01867       case CUSTCURR_YEAR_DOWN:
    01868         _custom_currency.to_euro = (_custom_currency.to_euro <= 2000) ? CF_NOEURO : _custom_currency.to_euro - 1;
    01869         if (_custom_currency.to_euro == CF_NOEURO) this->DisableWidget(CUSTCURR_YEAR_DOWN);
    01870         this->EnableWidget(CUSTCURR_YEAR_UP);
    01871         break;
    01872
    01873       case CUSTCURR_YEAR_UP:
    01874         _custom_currency.to_euro = Clamp(_custom_currency.to_euro + 1, 2000, MAX_YEAR);
    01875         if (_custom_currency.to_euro == MAX_YEAR) this->DisableWidget(CUSTCURR_YEAR_UP);
    01876         this->EnableWidget(CUSTCURR_YEAR_DOWN);
    01877         break;
    01878
    01879       case CUSTCURR_YEAR:
    01880         SetDParam(0, _custom_currency.to_euro);
    01881         str = STR_JUST_INT;
    01882         len = 7;
    01883         line = CUSTCURR_YEAR;
    01884         afilter = CS_NUMERAL;
    01885         break;
    01886     }
    01887
    01888     if (len != 0) {
    01889       this->query_widget = line;
    01890       ShowQueryString(str, STR_CURRENCY_CHANGE_PARAMETER, len + 1, 250, this, afilter, QSF_NONE);
    01891     }
    01892
    01893     this->flags4 |= WF_TIMEOUT_BEGIN;
    01894     this->SetDirty();
    01895   }
    01896
    01897   virtual void OnQueryTextFinished(char *str)
    01898   {
    01899     if (str == NULL) return;
    01900
    01901     switch (this->query_widget) {
    01902       case CUSTCURR_RATE:
    01903         _custom_currency.rate = Clamp(atoi(str), 1, UINT16_MAX);
    01904         break;
    01905
    01906       case CUSTCURR_SEPARATOR: // Thousands seperator
    01907         strecpy(_custom_currency.separator, str, lastof(_custom_currency.separator));
    01908         break;
    01909
    01910       case CUSTCURR_PREFIX:
    01911         strecpy(_custom_currency.prefix, str, lastof(_custom_currency.prefix));
    01912         break;
    01913
    01914       case CUSTCURR_SUFFIX:
    01915         strecpy(_custom_currency.suffix, str, lastof(_custom_currency.suffix));
    01916         break;
    01917
    01918       case CUSTCURR_YEAR: { // Year to switch to euro
    01919         int val = atoi(str);
    01920
    01921         _custom_currency.to_euro = (val < 2000 ? CF_NOEURO : min(val, MAX_YEAR));
    01922         break;
    01923       }
    01924     }
    01925     MarkWholeScreenDirty();
    01926     SetButtonState();
    01927   }
    01928
    01929   virtual void OnTimeout()
    01930   {
    01931     this->SetDirty();
    01932   }
    01933 };
    01934
    01935 static const NWidgetPart _nested_cust_currency_widgets[] = {
    01936   NWidget(NWID_HORIZONTAL),
    01937     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
    01938     NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_CURRENCY_WINDOW, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    01939   EndContainer(),
    01940   NWidget(WWT_PANEL, COLOUR_GREY),
    01941     NWidget(NWID_VERTICAL, NC_EQUALSIZE), SetPIP(7, 3, 0),
    01942       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
    01943         NWidget(NWID_BUTTON_ARROW, COLOUR_YELLOW, CUSTCURR_RATE_DOWN), SetDataTip(AWV_DECREASE, STR_CURRENCY_DECREASE_EXCHANGE_RATE_TOOLTIP),
    01944         NWidget(NWID_BUTTON_ARROW, COLOUR_YELLOW, CUSTCURR_RATE_UP), SetDataTip(AWV_INCREASE, STR_CURRENCY_INCREASE_EXCHANGE_RATE_TOOLTIP),
    01945         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
    01946         NWidget(WWT_TEXT, COLOUR_BLUE, CUSTCURR_RATE), SetDataTip(STR_CURRENCY_EXCHANGE_RATE, STR_CURRENCY_SET_EXCHANGE_RATE_TOOLTIP), SetFill(1, 0),
    01947       EndContainer(),
    01948       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
    01949         NWidget(WWT_PUSHBTN, COLOUR_DARK_BLUE, CUSTCURR_SEPARATOR_EDIT), SetDataTip(0x0, STR_CURRENCY_SET_CUSTOM_CURRENCY_SEPARATOR_TOOLTIP), SetFill(0, 1),
    01950         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
    01951         NWidget(WWT_TEXT, COLOUR_BLUE, CUSTCURR_SEPARATOR), SetDataTip(STR_CURRENCY_SEPARATOR, STR_CURRENCY_SET_CUSTOM_CURRENCY_SEPARATOR_TOOLTIP), SetFill(1, 0),
    01952       EndContainer(),
    01953       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
    01954         NWidget(WWT_PUSHBTN, COLOUR_DARK_BLUE, CUSTCURR_PREFIX_EDIT), SetDataTip(0x0, STR_CURRENCY_SET_CUSTOM_CURRENCY_PREFIX_TOOLTIP), SetFill(0, 1),
    01955         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
    01956         NWidget(WWT_TEXT, COLOUR_BLUE, CUSTCURR_PREFIX), SetDataTip(STR_CURRENCY_PREFIX, STR_CURRENCY_SET_CUSTOM_CURRENCY_PREFIX_TOOLTIP), SetFill(1, 0),
    01957       EndContainer(),
    01958       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
    01959         NWidget(WWT_PUSHBTN, COLOUR_DARK_BLUE, CUSTCURR_SUFFIX_EDIT), SetDataTip(0x0, STR_CURRENCY_SET_CUSTOM_CURRENCY_SUFFIX_TOOLTIP), SetFill(0, 1),
    01960         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
    01961         NWidget(WWT_TEXT, COLOUR_BLUE, CUSTCURR_SUFFIX), SetDataTip(STR_CURRENCY_SUFFIX, STR_CURRENCY_SET_CUSTOM_CURRENCY_SUFFIX_TOOLTIP), SetFill(1, 0),
    01962       EndContainer(),
    01963       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
    01964         NWidget(NWID_BUTTON_ARROW, COLOUR_YELLOW, CUSTCURR_YEAR_DOWN), SetDataTip(AWV_DECREASE, STR_CURRENCY_DECREASE_CUSTOM_CURRENCY_TO_EURO_TOOLTIP),
    01965         NWidget(NWID_BUTTON_ARROW, COLOUR_YELLOW, CUSTCURR_YEAR_UP), SetDataTip(AWV_INCREASE, STR_CURRENCY_INCREASE_CUSTOM_CURRENCY_TO_EURO_TOOLTIP),
    01966         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
    01967         NWidget(WWT_TEXT, COLOUR_BLUE, CUSTCURR_YEAR), SetDataTip(STR_JUST_STRING, STR_CURRENCY_SET_CUSTOM_CURRENCY_TO_EURO_TOOLTIP), SetFill(1, 0),
    01968       EndContainer(),
    01969     EndContainer(),
    01970     NWidget(WWT_LABEL, COLOUR_BLUE, CUSTCURR_PREVIEW),
    01971                 SetDataTip(STR_CURRENCY_PREVIEW, STR_CURRENCY_CUSTOM_CURRENCY_PREVIEW_TOOLTIP), SetPadding(15, 1, 18, 2),
    01972   EndContainer(),
    01973 };
    01974
    01975 static const WindowDesc _cust_currency_desc(
    01976   WDP_CENTER, 0, 0,
    01977   WC_CUSTOM_CURRENCY, WC_NONE,
    01978   WDF_UNCLICK_BUTTONS,
    01979   _nested_cust_currency_widgets, lengthof(_nested_cust_currency_widgets)
    01980 );
    01981
    01982 static void ShowCustCurrency()
    01983 {
    01984   DeleteWindowById(WC_CUSTOM_CURRENCY, 0);
    01985   new CustomCurrencyWindow(&_cust_currency_desc);
    01986 }