settings_gui.cpp

Go to the documentation of this file.
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 "openttd.h"
00014 #include "currency.h"
00015 #include "gui.h"
00016 #include "window_gui.h"
00017 #include "textbuf_gui.h"
00018 #include "command_func.h"
00019 #include "screenshot.h"
00020 #include "network/network.h"
00021 #include "town.h"
00022 #include "settings_internal.h"
00023 #include "newgrf_townname.h"
00024 #include "strings_func.h"
00025 #include "window_func.h"
00026 #include "string_func.h"
00027 #include "gfx_func.h"
00028 #include "widgets/dropdown_type.h"
00029 #include "widgets/dropdown_func.h"
00030 #include "station_func.h"
00031 #include "highscore.h"
00032 #include "base_media_base.h"
00033 #include "company_base.h"
00034 #include "company_func.h"
00035 #include "viewport_func.h"
00036 #include <map>
00037 
00038 #include "table/sprites.h"
00039 #include "table/strings.h"
00040 
00041 static const StringID _units_dropdown[] = {
00042   STR_GAME_OPTIONS_MEASURING_UNITS_IMPERIAL,
00043   STR_GAME_OPTIONS_MEASURING_UNITS_METRIC,
00044   STR_GAME_OPTIONS_MEASURING_UNITS_SI,
00045   INVALID_STRING_ID
00046 };
00047 
00048 static const StringID _driveside_dropdown[] = {
00049   STR_GAME_OPTIONS_ROAD_VEHICLES_DROPDOWN_LEFT,
00050   STR_GAME_OPTIONS_ROAD_VEHICLES_DROPDOWN_RIGHT,
00051   INVALID_STRING_ID
00052 };
00053 
00054 static const StringID _autosave_dropdown[] = {
00055   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_OFF,
00056   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_EVERY_1_MONTH,
00057   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_EVERY_3_MONTHS,
00058   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_EVERY_6_MONTHS,
00059   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_EVERY_12_MONTHS,
00060   INVALID_STRING_ID,
00061 };
00062 
00063 static StringID *BuildDynamicDropdown(StringID base, int num)
00064 {
00065   static StringID buf[32 + 1];
00066   StringID *p = buf;
00067   while (--num >= 0) *p++ = base++;
00068   *p = INVALID_STRING_ID;
00069   return buf;
00070 }
00071 
00072 int _nb_orig_names = SPECSTR_TOWNNAME_LAST - SPECSTR_TOWNNAME_START + 1;
00073 static StringID *_grf_names = NULL;
00074 static int _nb_grf_names = 0;
00075 
00076 void InitGRFTownGeneratorNames()
00077 {
00078   free(_grf_names);
00079   _grf_names = GetGRFTownNameList();
00080   _nb_grf_names = 0;
00081   for (StringID *s = _grf_names; *s != INVALID_STRING_ID; s++) _nb_grf_names++;
00082 }
00083 
00084 static inline StringID TownName(int town_name)
00085 {
00086   if (town_name < _nb_orig_names) return STR_GAME_OPTIONS_TOWN_NAME_ORIGINAL_ENGLISH + town_name;
00087   town_name -= _nb_orig_names;
00088   if (town_name < _nb_grf_names) return _grf_names[town_name];
00089   return STR_UNDEFINED;
00090 }
00091 
00092 static int GetCurRes()
00093 {
00094   int i;
00095 
00096   for (i = 0; i != _num_resolutions; i++) {
00097     if ((int)_resolutions[i].width == _screen.width &&
00098         (int)_resolutions[i].height == _screen.height) {
00099       break;
00100     }
00101   }
00102   return i;
00103 }
00104 
00106 enum GameOptionsWidgets {
00107   GOW_BACKGROUND,             
00108   GOW_CURRENCY_DROPDOWN,      
00109   GOW_DISTANCE_DROPDOWN,      
00110   GOW_ROADSIDE_DROPDOWN,      
00111   GOW_TOWNNAME_DROPDOWN,      
00112   GOW_AUTOSAVE_DROPDOWN,      
00113   GOW_LANG_DROPDOWN,          
00114   GOW_RESOLUTION_DROPDOWN,    
00115   GOW_FULLSCREEN_BUTTON,      
00116   GOW_SCREENSHOT_DROPDOWN,    
00117   GOW_BASE_GRF_DROPDOWN,      
00118   GOW_BASE_GRF_STATUS,        
00119   GOW_BASE_GRF_DESCRIPTION,   
00120   GOW_BASE_SFX_DROPDOWN,      
00121   GOW_BASE_SFX_DESCRIPTION,   
00122   GOW_BASE_MUSIC_DROPDOWN,    
00123   GOW_BASE_MUSIC_STATUS,      
00124   GOW_BASE_MUSIC_DESCRIPTION, 
00125 };
00126 
00132 static void ShowTownnameDropdown(Window *w, int sel)
00133 {
00134   typedef std::map<StringID, int, StringIDCompare> TownList;
00135   TownList townnames;
00136 
00137   /* Add and sort original townnames generators */
00138   for (int i = 0; i < _nb_orig_names; i++) townnames[STR_GAME_OPTIONS_TOWN_NAME_ORIGINAL_ENGLISH + i] = i;
00139 
00140   /* Add and sort newgrf townnames generators */
00141   for (int i = 0; i < _nb_grf_names; i++) townnames[_grf_names[i]] = _nb_orig_names + i;
00142 
00143   DropDownList *list = new DropDownList();
00144   for (TownList::iterator it = townnames.begin(); it != townnames.end(); it++) {
00145     list->push_back(new DropDownListStringItem((*it).first, (*it).second, !(_game_mode == GM_MENU || Town::GetNumItems() == 0 || (*it).second == sel)));
00146   }
00147 
00148   ShowDropDownList(w, list, sel, GOW_TOWNNAME_DROPDOWN);
00149 }
00150 
00151 static void ShowCustCurrency();
00152 
00153 template <class T>
00154 static void ShowSetMenu(Window *w, int widget)
00155 {
00156   int n = T::GetNumSets();
00157   int current = T::GetIndexOfUsedSet();
00158 
00159   DropDownList *list = new DropDownList();
00160   for (int i = 0; i < n; i++) {
00161     list->push_back(new DropDownListCharStringItem(T::GetSet(i)->name, i, (_game_mode == GM_MENU) ? false : (current != i)));
00162   }
00163 
00164   ShowDropDownList(w, list, current, widget);
00165 }
00166 
00167 struct GameOptionsWindow : Window {
00168   GameSettings *opt;
00169   bool reload;
00170 
00171   GameOptionsWindow(const WindowDesc *desc) : Window()
00172   {
00173     this->opt = (_game_mode == GM_MENU) ? &_settings_newgame : &_settings_game;
00174     this->reload = false;
00175 
00176     this->InitNested(desc);
00177     this->OnInvalidateData(0);
00178   }
00179 
00180   ~GameOptionsWindow()
00181   {
00182     DeleteWindowById(WC_CUSTOM_CURRENCY, 0);
00183     if (this->reload) _switch_mode = SM_MENU;
00184   }
00185 
00186   virtual void SetStringParameters(int widget) const
00187   {
00188     switch (widget) {
00189       case GOW_CURRENCY_DROPDOWN:   SetDParam(0, _currency_specs[this->opt->locale.currency].name); break;
00190       case GOW_DISTANCE_DROPDOWN:   SetDParam(0, STR_GAME_OPTIONS_MEASURING_UNITS_IMPERIAL + this->opt->locale.units); break;
00191       case GOW_ROADSIDE_DROPDOWN:   SetDParam(0, STR_GAME_OPTIONS_ROAD_VEHICLES_DROPDOWN_LEFT + this->opt->vehicle.road_side); break;
00192       case GOW_TOWNNAME_DROPDOWN:   SetDParam(0, TownName(this->opt->game_creation.town_name)); break;
00193       case GOW_AUTOSAVE_DROPDOWN:   SetDParam(0, _autosave_dropdown[_settings_client.gui.autosave]); break;
00194       case GOW_LANG_DROPDOWN:       SetDParam(0, SPECSTR_LANGUAGE_START + _dynlang.curr); break;
00195       case GOW_RESOLUTION_DROPDOWN: SetDParam(0, GetCurRes() == _num_resolutions ? STR_RES_OTHER : SPECSTR_RESOLUTION_START + GetCurRes()); break;
00196       case GOW_SCREENSHOT_DROPDOWN: SetDParam(0, SPECSTR_SCREENSHOT_START + _cur_screenshot_format); break;
00197       case GOW_BASE_GRF_DROPDOWN:   SetDParamStr(0, BaseGraphics::GetUsedSet()->name); break;
00198       case GOW_BASE_GRF_STATUS:     SetDParam(0, BaseGraphics::GetUsedSet()->GetNumInvalid()); break;
00199       case GOW_BASE_SFX_DROPDOWN:   SetDParamStr(0, BaseSounds::GetUsedSet()->name); break;
00200       case GOW_BASE_MUSIC_DROPDOWN: SetDParamStr(0, BaseMusic::GetUsedSet()->name); break;
00201       case GOW_BASE_MUSIC_STATUS:   SetDParam(0, BaseMusic::GetUsedSet()->GetNumInvalid()); break;
00202     }
00203   }
00204 
00205   virtual void OnPaint()
00206   {
00207     this->DrawWidgets();
00208   }
00209 
00210   virtual void DrawWidget(const Rect &r, int widget) const
00211   {
00212     switch (widget) {
00213       case GOW_BASE_GRF_DESCRIPTION:
00214         SetDParamStr(0, BaseGraphics::GetUsedSet()->GetDescription(GetCurrentLanguageIsoCode()));
00215         DrawStringMultiLine(r.left, r.right, r.top, UINT16_MAX, STR_BLACK_RAW_STRING);
00216         break;
00217 
00218       case GOW_BASE_SFX_DESCRIPTION:
00219         SetDParamStr(0, BaseSounds::GetUsedSet()->GetDescription(GetCurrentLanguageIsoCode()));
00220         DrawStringMultiLine(r.left, r.right, r.top, UINT16_MAX, STR_BLACK_RAW_STRING);
00221         break;
00222 
00223       case GOW_BASE_MUSIC_DESCRIPTION:
00224         SetDParamStr(0, BaseMusic::GetUsedSet()->GetDescription(GetCurrentLanguageIsoCode()));
00225         DrawStringMultiLine(r.left, r.right, r.top, UINT16_MAX, STR_BLACK_RAW_STRING);
00226         break;
00227     }
00228   }
00229 
00230   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00231   {
00232     switch (widget) {
00233       case GOW_BASE_GRF_DESCRIPTION:
00234         /* Find the biggest description for the default size. */
00235         for (int i = 0; i < BaseGraphics::GetNumSets(); i++) {
00236           SetDParamStr(0, BaseGraphics::GetSet(i)->GetDescription(GetCurrentLanguageIsoCode()));
00237           size->height = max(size->height, (uint)GetStringHeight(STR_BLACK_RAW_STRING, size->width));
00238         }
00239         break;
00240 
00241       case GOW_BASE_GRF_STATUS:
00242         /* Find the biggest description for the default size. */
00243         for (int i = 0; i < BaseGraphics::GetNumSets(); i++) {
00244           uint invalid_files = BaseGraphics::GetSet(i)->GetNumInvalid();
00245           if (invalid_files == 0) continue;
00246 
00247           SetDParam(0, invalid_files);
00248           *size = maxdim(*size, GetStringBoundingBox(STR_GAME_OPTIONS_BASE_GRF_STATUS));
00249         }
00250         break;
00251 
00252       case GOW_BASE_SFX_DESCRIPTION:
00253         /* Find the biggest description for the default size. */
00254         for (int i = 0; i < BaseSounds::GetNumSets(); i++) {
00255           SetDParamStr(0, BaseSounds::GetSet(i)->GetDescription(GetCurrentLanguageIsoCode()));
00256           size->height = max(size->height, (uint)GetStringHeight(STR_BLACK_RAW_STRING, size->width));
00257         }
00258         break;
00259 
00260       case GOW_BASE_MUSIC_DESCRIPTION:
00261         /* Find the biggest description for the default size. */
00262         for (int i = 0; i < BaseMusic::GetNumSets(); i++) {
00263           SetDParamStr(0, BaseMusic::GetSet(i)->GetDescription(GetCurrentLanguageIsoCode()));
00264           size->height = max(size->height, (uint)GetStringHeight(STR_BLACK_RAW_STRING, size->width));
00265         }
00266         break;
00267 
00268       case GOW_BASE_MUSIC_STATUS:
00269         /* Find the biggest description for the default size. */
00270         for (int i = 0; i < BaseMusic::GetNumSets(); i++) {
00271           uint invalid_files = BaseMusic::GetSet(i)->GetNumInvalid();
00272           if (invalid_files == 0) continue;
00273 
00274           SetDParam(0, invalid_files);
00275           *size = maxdim(*size, GetStringBoundingBox(STR_GAME_OPTIONS_BASE_MUSIC_STATUS));
00276         }
00277         break;
00278     }
00279   }
00280 
00281   virtual void OnClick(Point pt, int widget)
00282   {
00283     switch (widget) {
00284       case GOW_CURRENCY_DROPDOWN: // Setup currencies dropdown
00285         ShowDropDownMenu(this, BuildCurrencyDropdown(), this->opt->locale.currency, GOW_CURRENCY_DROPDOWN, _game_mode == GM_MENU ? 0 : ~GetMaskOfAllowedCurrencies(), 0);
00286         break;
00287 
00288       case GOW_DISTANCE_DROPDOWN: // Setup distance unit dropdown
00289         ShowDropDownMenu(this, _units_dropdown, this->opt->locale.units, GOW_DISTANCE_DROPDOWN, 0, 0);
00290         break;
00291 
00292       case GOW_ROADSIDE_DROPDOWN: { // Setup road-side dropdown
00293         int i = 0;
00294         extern bool RoadVehiclesAreBuilt();
00295 
00296         /* You can only change the drive side if you are in the menu or ingame with
00297          * no vehicles present. In a networking game only the server can change it */
00298         if ((_game_mode != GM_MENU && RoadVehiclesAreBuilt()) || (_networking && !_network_server)) {
00299           i = (-1) ^ (1 << this->opt->vehicle.road_side); // disable the other value
00300         }
00301 
00302         ShowDropDownMenu(this, _driveside_dropdown, this->opt->vehicle.road_side, GOW_ROADSIDE_DROPDOWN, i, 0);
00303       } break;
00304 
00305       case GOW_TOWNNAME_DROPDOWN: // Setup townname dropdown
00306         ShowTownnameDropdown(this, this->opt->game_creation.town_name);
00307         break;
00308 
00309       case GOW_AUTOSAVE_DROPDOWN: // Setup autosave dropdown
00310         ShowDropDownMenu(this, _autosave_dropdown, _settings_client.gui.autosave, GOW_AUTOSAVE_DROPDOWN, 0, 0);
00311         break;
00312 
00313       case GOW_LANG_DROPDOWN: { // Setup interface language dropdown
00314         typedef std::map<StringID, int, StringIDCompare> LangList;
00315 
00316         /* Sort language names */
00317         LangList langs;
00318         for (int i = 0; i < _dynlang.num; i++) langs[SPECSTR_LANGUAGE_START + i] = i;
00319 
00320         DropDownList *list = new DropDownList();
00321         for (LangList::iterator it = langs.begin(); it != langs.end(); it++) {
00322           list->push_back(new DropDownListStringItem((*it).first, (*it).second, false));
00323         }
00324 
00325         ShowDropDownList(this, list, _dynlang.curr, GOW_LANG_DROPDOWN);
00326       } break;
00327 
00328       case GOW_RESOLUTION_DROPDOWN: // Setup resolution dropdown
00329         ShowDropDownMenu(this, BuildDynamicDropdown(SPECSTR_RESOLUTION_START, _num_resolutions), GetCurRes(), GOW_RESOLUTION_DROPDOWN, 0, 0);
00330         break;
00331 
00332       case GOW_FULLSCREEN_BUTTON: // Click fullscreen on/off
00333         /* try to toggle full-screen on/off */
00334         if (!ToggleFullScreen(!_fullscreen)) {
00335           ShowErrorMessage(STR_ERROR_FULLSCREEN_FAILED, INVALID_STRING_ID, 0, 0);
00336         }
00337         this->SetWidgetLoweredState(GOW_FULLSCREEN_BUTTON, _fullscreen);
00338         this->SetDirty();
00339         break;
00340 
00341       case GOW_SCREENSHOT_DROPDOWN: // Setup screenshot format dropdown
00342         ShowDropDownMenu(this, BuildDynamicDropdown(SPECSTR_SCREENSHOT_START, _num_screenshot_formats), _cur_screenshot_format, GOW_SCREENSHOT_DROPDOWN, 0, 0);
00343         break;
00344 
00345       case GOW_BASE_GRF_DROPDOWN:
00346         ShowSetMenu<BaseGraphics>(this, GOW_BASE_GRF_DROPDOWN);
00347         break;
00348 
00349       case GOW_BASE_SFX_DROPDOWN:
00350         ShowSetMenu<BaseSounds>(this, GOW_BASE_SFX_DROPDOWN);
00351         break;
00352 
00353       case GOW_BASE_MUSIC_DROPDOWN:
00354         ShowSetMenu<BaseMusic>(this, GOW_BASE_MUSIC_DROPDOWN);
00355         break;
00356     }
00357   }
00358 
00364   template <class T>
00365   void SetMediaSet(int index)
00366   {
00367     if (_game_mode == GM_MENU) {
00368       const char *name = T::GetSet(index)->name;
00369 
00370       free(const_cast<char *>(T::ini_set));
00371       T::ini_set = strdup(name);
00372 
00373       T::SetSet(name);
00374       this->reload = true;
00375       this->InvalidateData();
00376     }
00377   }
00378 
00379   virtual void OnDropdownSelect(int widget, int index)
00380   {
00381     switch (widget) {
00382       case GOW_CURRENCY_DROPDOWN: // Currency
00383         if (index == CUSTOM_CURRENCY_ID) ShowCustCurrency();
00384         this->opt->locale.currency = index;
00385         MarkWholeScreenDirty();
00386         break;
00387 
00388       case GOW_DISTANCE_DROPDOWN: // Measuring units
00389         this->opt->locale.units = index;
00390         MarkWholeScreenDirty();
00391         break;
00392 
00393       case GOW_ROADSIDE_DROPDOWN: // Road side
00394         if (this->opt->vehicle.road_side != index) { // only change if setting changed
00395           uint i;
00396           if (GetSettingFromName("vehicle.road_side", &i) == NULL) NOT_REACHED();
00397           SetSettingValue(i, index);
00398           MarkWholeScreenDirty();
00399         }
00400         break;
00401 
00402       case GOW_TOWNNAME_DROPDOWN: // Town names
00403         if (_game_mode == GM_MENU || Town::GetNumItems() == 0) {
00404           this->opt->game_creation.town_name = index;
00405           SetWindowDirty(WC_GAME_OPTIONS, 0);
00406         }
00407         break;
00408 
00409       case GOW_AUTOSAVE_DROPDOWN: // Autosave options
00410         _settings_client.gui.autosave = index;
00411         this->SetDirty();
00412         break;
00413 
00414       case GOW_LANG_DROPDOWN: // Change interface language
00415         ReadLanguagePack(index);
00416         CheckForMissingGlyphsInLoadedLanguagePack();
00417         UpdateAllVirtCoords();
00418         ReInitAllWindows();
00419         break;
00420 
00421       case GOW_RESOLUTION_DROPDOWN: // Change resolution
00422         if (index < _num_resolutions && ChangeResInGame(_resolutions[index].width, _resolutions[index].height)) {
00423           this->SetDirty();
00424         }
00425         break;
00426 
00427       case GOW_SCREENSHOT_DROPDOWN: // Change screenshot format
00428         SetScreenshotFormat(index);
00429         this->SetDirty();
00430         break;
00431 
00432       case GOW_BASE_GRF_DROPDOWN:
00433         this->SetMediaSet<BaseGraphics>(index);
00434         break;
00435 
00436       case GOW_BASE_SFX_DROPDOWN:
00437         this->SetMediaSet<BaseSounds>(index);
00438         break;
00439 
00440       case GOW_BASE_MUSIC_DROPDOWN:
00441         this->SetMediaSet<BaseMusic>(index);
00442         break;
00443     }
00444   }
00445 
00446   virtual void OnInvalidateData(int data)
00447   {
00448     this->SetWidgetLoweredState(GOW_FULLSCREEN_BUTTON, _fullscreen);
00449 
00450     bool missing_files = BaseGraphics::GetUsedSet()->GetNumMissing() == 0;
00451     this->GetWidget<NWidgetCore>(GOW_BASE_GRF_STATUS)->SetDataTip(missing_files ? STR_EMPTY : STR_GAME_OPTIONS_BASE_GRF_STATUS, STR_NULL);
00452 
00453     missing_files = BaseMusic::GetUsedSet()->GetNumInvalid() == 0;
00454     this->GetWidget<NWidgetCore>(GOW_BASE_MUSIC_STATUS)->SetDataTip(missing_files ? STR_EMPTY : STR_GAME_OPTIONS_BASE_MUSIC_STATUS, STR_NULL);
00455   }
00456 };
00457 
00458 static const NWidgetPart _nested_game_options_widgets[] = {
00459   NWidget(NWID_HORIZONTAL),
00460     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00461     NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00462   EndContainer(),
00463   NWidget(WWT_PANEL, COLOUR_GREY, GOW_BACKGROUND), SetPIP(6, 6, 10),
00464     NWidget(NWID_HORIZONTAL), SetPIP(10, 10, 10),
00465       NWidget(NWID_VERTICAL), SetPIP(0, 6, 0),
00466         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_CURRENCY_UNITS_FRAME, STR_NULL),
00467           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),
00468         EndContainer(),
00469         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_ROAD_VEHICLES_FRAME, STR_NULL),
00470           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),
00471         EndContainer(),
00472         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_AUTOSAVE_FRAME, STR_NULL),
00473           NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_AUTOSAVE_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_TOOLTIP), SetFill(1, 0),
00474         EndContainer(),
00475         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_RESOLUTION, STR_NULL),
00476           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),
00477           NWidget(NWID_HORIZONTAL),
00478             NWidget(WWT_TEXT, COLOUR_GREY), SetMinimalSize(0, 12), SetFill(1, 0), SetDataTip(STR_GAME_OPTIONS_FULLSCREEN, STR_NULL),
00479             NWidget(WWT_TEXTBTN, COLOUR_GREY, GOW_FULLSCREEN_BUTTON), SetMinimalSize(21, 9), SetDataTip(STR_EMPTY, STR_GAME_OPTIONS_FULLSCREEN_TOOLTIP),
00480           EndContainer(),
00481         EndContainer(),
00482       EndContainer(),
00483 
00484       NWidget(NWID_VERTICAL), SetPIP(0, 6, 0),
00485         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_MEASURING_UNITS_FRAME, STR_NULL),
00486           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),
00487         EndContainer(),
00488         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_TOWN_NAMES_FRAME, STR_NULL),
00489           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),
00490         EndContainer(),
00491         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_LANGUAGE, STR_NULL),
00492           NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_LANG_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_LANGUAGE_TOOLTIP), SetFill(1, 0),
00493         EndContainer(),
00494         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_SCREENSHOT_FORMAT, STR_NULL),
00495           NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_SCREENSHOT_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_SCREENSHOT_FORMAT_TOOLTIP), SetFill(1, 0),
00496         EndContainer(),
00497         NWidget(NWID_SPACER), SetMinimalSize(0, 0), SetFill(0, 1),
00498       EndContainer(),
00499     EndContainer(),
00500 
00501     NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_BASE_GRF, STR_NULL), SetPadding(0, 10, 0, 10),
00502       NWidget(NWID_HORIZONTAL), SetPIP(0, 30, 0),
00503         NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_BASE_GRF_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_RAW_STRING, STR_GAME_OPTIONS_BASE_GRF_TOOLTIP),
00504         NWidget(WWT_TEXT, COLOUR_GREY, GOW_BASE_GRF_STATUS), SetMinimalSize(150, 12), SetDataTip(STR_EMPTY, STR_NULL), SetFill(1, 0),
00505       EndContainer(),
00506       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),
00507     EndContainer(),
00508 
00509     NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_BASE_SFX, STR_NULL), SetPadding(0, 10, 0, 10),
00510       NWidget(NWID_HORIZONTAL), SetPIP(0, 30, 0),
00511         NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_BASE_SFX_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_RAW_STRING, STR_GAME_OPTIONS_BASE_SFX_TOOLTIP),
00512         NWidget(NWID_SPACER), SetFill(1, 0),
00513       EndContainer(),
00514       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),
00515     EndContainer(),
00516 
00517     NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_BASE_MUSIC, STR_NULL), SetPadding(0, 10, 0, 10),
00518       NWidget(NWID_HORIZONTAL), SetPIP(0, 30, 0),
00519         NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_BASE_MUSIC_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_RAW_STRING, STR_GAME_OPTIONS_BASE_MUSIC_TOOLTIP),
00520         NWidget(WWT_TEXT, COLOUR_GREY, GOW_BASE_MUSIC_STATUS), SetMinimalSize(150, 12), SetDataTip(STR_EMPTY, STR_NULL), SetFill(1, 0),
00521       EndContainer(),
00522       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),
00523     EndContainer(),
00524   EndContainer(),
00525 };
00526 
00527 static const WindowDesc _game_options_desc(
00528   WDP_CENTER, 0, 0,
00529   WC_GAME_OPTIONS, WC_NONE,
00530   WDF_UNCLICK_BUTTONS,
00531   _nested_game_options_widgets, lengthof(_nested_game_options_widgets)
00532 );
00533 
00534 
00535 void ShowGameOptions()
00536 {
00537   DeleteWindowById(WC_GAME_OPTIONS, 0);
00538   new GameOptionsWindow(&_game_options_desc);
00539 }
00540 
00541 extern void StartupEconomy();
00542 
00543 
00544 /* Names of the game difficulty settings window */
00545 enum GameDifficultyWidgets {
00546   GDW_LVL_EASY,
00547   GDW_LVL_MEDIUM,
00548   GDW_LVL_HARD,
00549   GDW_LVL_CUSTOM,
00550   GDW_HIGHSCORE,
00551   GDW_ACCEPT,
00552   GDW_CANCEL,
00553 
00554   GDW_OPTIONS_START,
00555 };
00556 
00557 void SetDifficultyLevel(int mode, DifficultySettings *gm_opt);
00558 
00559 class GameDifficultyWindow : public Window {
00560 private:
00561   /* Temporary holding place of values in the difficulty window until 'Save' is clicked */
00562   GameSettings opt_mod_temp;
00563 
00564 public:
00566   static const uint GAME_DIFFICULTY_NUM = 18;
00568   static const uint WIDGETS_PER_DIFFICULTY = 3;
00569 
00570   GameDifficultyWindow(const WindowDesc *desc) : Window()
00571   {
00572     this->InitNested(desc);
00573 
00574     /* Copy current settings (ingame or in intro) to temporary holding place
00575      * change that when setting stuff, copy back on clicking 'OK' */
00576     this->opt_mod_temp = (_game_mode == GM_MENU) ? _settings_newgame : _settings_game;
00577     /* Setup disabled buttons when creating window
00578      * disable all other difficulty buttons during gameplay except for 'custom' */
00579     this->SetWidgetsDisabledState(_game_mode != GM_MENU,
00580       GDW_LVL_EASY,
00581       GDW_LVL_MEDIUM,
00582       GDW_LVL_HARD,
00583       GDW_LVL_CUSTOM,
00584       WIDGET_LIST_END);
00585     this->SetWidgetDisabledState(GDW_HIGHSCORE, _game_mode == GM_EDITOR || _networking); // highscore chart in multiplayer
00586     this->SetWidgetDisabledState(GDW_ACCEPT, _networking && !_network_server); // Save-button in multiplayer (and if client)
00587     this->LowerWidget(GDW_LVL_EASY + this->opt_mod_temp.difficulty.diff_level);
00588     this->OnInvalidateData();
00589   }
00590 
00591   virtual void SetStringParameters(int widget) const
00592   {
00593     widget -= GDW_OPTIONS_START;
00594     if (widget < 0 || (widget % 3) != 2) return;
00595 
00596     widget /= 3;
00597 
00598     uint i;
00599     const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i) + widget;
00600     int32 value = (int32)ReadValue(GetVariableAddress(&this->opt_mod_temp, &sd->save), sd->save.conv);
00601     SetDParam(0, sd->desc.str + value);
00602   }
00603 
00604   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00605   {
00606     /* Only for the 'descriptions' */
00607     int index = widget - GDW_OPTIONS_START;
00608     if (index < 0 || (index % 3) != 2) return;
00609 
00610     index /= 3;
00611 
00612     uint i;
00613     const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i) + index;
00614     const SettingDescBase *sdb = &sd->desc;
00615 
00616     /* Get the string and try all strings from the smallest to the highest value */
00617     StringID str = this->GetWidget<NWidgetCore>(widget)->widget_data;
00618     for (int32 value = sdb->min; (uint32)value <= sdb->max; value += sdb->interval) {
00619       SetDParam(0, sdb->str + value);
00620       *size = maxdim(*size, GetStringBoundingBox(str));
00621     }
00622   }
00623 
00624   virtual void OnPaint()
00625   {
00626     this->DrawWidgets();
00627   }
00628 
00629   virtual void OnClick(Point pt, int widget)
00630   {
00631     if (widget >= GDW_OPTIONS_START) {
00632       widget -= GDW_OPTIONS_START;
00633       if ((widget % 3) == 2) return;
00634 
00635       /* Don't allow clients to make any changes */
00636       if (_networking && !_network_server) return;
00637 
00638       uint i;
00639       const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i) + (widget / 3);
00640       const SettingDescBase *sdb = &sd->desc;
00641 
00642       int32 val = (int32)ReadValue(GetVariableAddress(&this->opt_mod_temp, &sd->save), sd->save.conv);
00643       if (widget % 3 == 1) {
00644         /* Increase button clicked */
00645         val = min(val + sdb->interval, (int32)sdb->max);
00646       } else {
00647         /* Decrease button clicked */
00648         val -= sdb->interval;
00649         val = max(val, sdb->min);
00650       }
00651 
00652       /* save value in temporary variable */
00653       WriteValue(GetVariableAddress(&this->opt_mod_temp, &sd->save), sd->save.conv, val);
00654       this->RaiseWidget(GDW_LVL_EASY + this->opt_mod_temp.difficulty.diff_level);
00655       SetDifficultyLevel(3, &this->opt_mod_temp.difficulty); // set difficulty level to custom
00656       this->LowerWidget(GDW_LVL_CUSTOM);
00657       this->InvalidateData();
00658       return;
00659     }
00660 
00661     switch (widget) {
00662       case GDW_LVL_EASY:
00663       case GDW_LVL_MEDIUM:
00664       case GDW_LVL_HARD:
00665       case GDW_LVL_CUSTOM:
00666         /* temporarily change difficulty level */
00667         this->RaiseWidget(GDW_LVL_EASY + this->opt_mod_temp.difficulty.diff_level);
00668         SetDifficultyLevel(widget - GDW_LVL_EASY, &this->opt_mod_temp.difficulty);
00669         this->LowerWidget(GDW_LVL_EASY + this->opt_mod_temp.difficulty.diff_level);
00670         this->InvalidateData();
00671         break;
00672 
00673       case GDW_HIGHSCORE: // Highscore Table
00674         ShowHighscoreTable(this->opt_mod_temp.difficulty.diff_level, -1);
00675         break;
00676 
00677       case GDW_ACCEPT: { // Save button - save changes
00678         GameSettings *opt_ptr = (_game_mode == GM_MENU) ? &_settings_newgame : &_settings_game;
00679 
00680         uint i;
00681         GetSettingFromName("difficulty.diff_level", &i);
00682         DoCommandP(0, i, this->opt_mod_temp.difficulty.diff_level, CMD_CHANGE_SETTING);
00683 
00684         const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i);
00685         for (uint btn = 0; btn != GAME_DIFFICULTY_NUM; btn++, sd++) {
00686           int32 new_val = (int32)ReadValue(GetVariableAddress(&this->opt_mod_temp, &sd->save), sd->save.conv);
00687           int32 cur_val = (int32)ReadValue(GetVariableAddress(opt_ptr, &sd->save), sd->save.conv);
00688           /* if setting has changed, change it */
00689           if (new_val != cur_val) {
00690             DoCommandP(0, i + btn, new_val, CMD_CHANGE_SETTING);
00691           }
00692         }
00693         delete this;
00694         /* If we are in the editor, we should reload the economy.
00695          * This way when you load a game, the max loan and interest rate
00696          * are loaded correctly. */
00697         if (_game_mode == GM_EDITOR) StartupEconomy();
00698         break;
00699       }
00700 
00701       case GDW_CANCEL: // Cancel button - close window, abandon changes
00702         delete this;
00703         break;
00704     }
00705   }
00706 
00707   virtual void OnInvalidateData(int data = 0)
00708   {
00709     uint i;
00710     const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i);
00711     for (i = 0; i < GAME_DIFFICULTY_NUM; i++, sd++) {
00712       const SettingDescBase *sdb = &sd->desc;
00713       /* skip deprecated difficulty options */
00714       if (!SlIsObjectCurrentlyValid(sd->save.version_from, sd->save.version_to)) continue;
00715       int32 value = (int32)ReadValue(GetVariableAddress(&this->opt_mod_temp, &sd->save), sd->save.conv);
00716       bool disable = (sd->desc.flags & SGF_NEWGAME_ONLY) &&
00717           (_game_mode == GM_NORMAL ||
00718           (_game_mode == GM_EDITOR && (sd->desc.flags & SGF_SCENEDIT_TOO) == 0));
00719 
00720       this->SetWidgetDisabledState(GDW_OPTIONS_START + i * 3 + 0, disable || sdb->min == value);
00721       this->SetWidgetDisabledState(GDW_OPTIONS_START + i * 3 + 1, disable || sdb->max == (uint32)value);
00722     }
00723   }
00724 };
00725 
00726 static NWidgetBase *MakeDifficultyOptionsWidgets(int *biggest_index)
00727 {
00728   NWidgetVertical *vert_desc = new NWidgetVertical;
00729 
00730   int widnum = GDW_OPTIONS_START;
00731   uint i, j;
00732   const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i);
00733 
00734   for (i = 0, j = 0; i < GameDifficultyWindow::GAME_DIFFICULTY_NUM; i++, sd++, widnum += GameDifficultyWindow::WIDGETS_PER_DIFFICULTY) {
00735     if (!SlIsObjectCurrentlyValid(sd->save.version_from, sd->save.version_to)) continue;
00736 
00737     NWidgetHorizontal *hor = new NWidgetHorizontal;
00738 
00739     /* [<] button. */
00740     NWidgetLeaf *leaf = new NWidgetLeaf(NWID_BUTTON_ARROW, COLOUR_YELLOW, widnum, AWV_DECREASE, STR_TOOLTIP_HSCROLL_BAR_SCROLLS_LIST);
00741     hor->Add(leaf);
00742 
00743     /* [>] button. */
00744     leaf = new NWidgetLeaf(NWID_BUTTON_ARROW, COLOUR_YELLOW, widnum + 1, AWV_INCREASE, STR_TOOLTIP_HSCROLL_BAR_SCROLLS_LIST);
00745     hor->Add(leaf);
00746 
00747     /* Some spacing between the text and the description */
00748     NWidgetSpacer *spacer = new NWidgetSpacer(5, 0);
00749     hor->Add(spacer);
00750 
00751     /* Descriptive text. */
00752     leaf = new NWidgetLeaf(WWT_TEXT, COLOUR_YELLOW, widnum + 2, STR_DIFFICULTY_LEVEL_SETTING_MAXIMUM_NO_COMPETITORS + (j++), STR_NULL);
00753     leaf->SetFill(1, 0);
00754     hor->Add(leaf);
00755     vert_desc->Add(hor);
00756 
00757     /* Space vertically */
00758     vert_desc->Add(new NWidgetSpacer(0, 2));
00759   }
00760   *biggest_index = widnum - 1;
00761   return vert_desc;
00762 }
00763 
00764 
00766 static const NWidgetPart _nested_game_difficulty_widgets[] = {
00767   NWidget(WWT_CAPTION, COLOUR_MAUVE), SetDataTip(STR_DIFFICULTY_LEVEL_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00768   NWidget(WWT_PANEL, COLOUR_MAUVE),
00769     NWidget(NWID_VERTICAL), SetPIP(2, 0, 2),
00770       NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(10, 0, 10),
00771         NWidget(WWT_TEXTBTN, COLOUR_YELLOW, GDW_LVL_EASY), SetDataTip(STR_DIFFICULTY_LEVEL_EASY, STR_NULL), SetFill(1, 0),
00772         NWidget(WWT_TEXTBTN, COLOUR_YELLOW, GDW_LVL_MEDIUM), SetDataTip(STR_DIFFICULTY_LEVEL_MEDIUM, STR_NULL), SetFill(1, 0),
00773         NWidget(WWT_TEXTBTN, COLOUR_YELLOW, GDW_LVL_HARD), SetDataTip(STR_DIFFICULTY_LEVEL_HARD, STR_NULL), SetFill(1, 0),
00774         NWidget(WWT_TEXTBTN, COLOUR_YELLOW, GDW_LVL_CUSTOM), SetDataTip(STR_DIFFICULTY_LEVEL_CUSTOM, STR_NULL), SetFill(1, 0),
00775       EndContainer(),
00776       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 10),
00777         NWidget(WWT_PUSHTXTBTN, COLOUR_GREEN, GDW_HIGHSCORE), SetDataTip(STR_DIFFICULTY_LEVEL_HIGH_SCORE_BUTTON, STR_NULL), SetFill(1, 0),
00778       EndContainer(),
00779     EndContainer(),
00780   EndContainer(),
00781   NWidget(WWT_PANEL, COLOUR_MAUVE),
00782     NWidget(NWID_VERTICAL), SetPIP(3, 0, 1),
00783       NWidget(NWID_HORIZONTAL), SetPIP(5, 0, 5),
00784         NWidgetFunction(MakeDifficultyOptionsWidgets),
00785       EndContainer(),
00786     EndContainer(),
00787   EndContainer(),
00788   NWidget(WWT_PANEL, COLOUR_MAUVE),
00789     NWidget(NWID_VERTICAL), SetPIP(2, 0, 2),
00790       NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(10, 0, 10),
00791         NWidget(NWID_SPACER), SetFill(1, 0),
00792         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, GDW_ACCEPT), SetDataTip(STR_DIFFICULTY_LEVEL_SAVE, STR_NULL), SetFill(1, 0),
00793         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, GDW_CANCEL), SetDataTip(STR_BUTTON_CANCEL, STR_NULL), SetFill(1, 0),
00794         NWidget(NWID_SPACER), SetFill(1, 0),
00795       EndContainer(),
00796     EndContainer(),
00797   EndContainer(),
00798 };
00799 
00801 static const WindowDesc _game_difficulty_desc(
00802   WDP_CENTER, 0, 0,
00803   WC_GAME_OPTIONS, WC_NONE,
00804   WDF_UNCLICK_BUTTONS,
00805   _nested_game_difficulty_widgets, lengthof(_nested_game_difficulty_widgets)
00806 );
00807 
00808 void ShowGameDifficulty()
00809 {
00810   DeleteWindowById(WC_GAME_OPTIONS, 0);
00811   new GameDifficultyWindow(&_game_difficulty_desc);
00812 }
00813 
00814 static int SETTING_HEIGHT = 11;    
00815 static const int LEVEL_WIDTH = 15; 
00816 
00821 enum SettingEntryFlags {
00822   SEF_LEFT_DEPRESSED  = 0x01, 
00823   SEF_RIGHT_DEPRESSED = 0x02, 
00824   SEF_BUTTONS_MASK = (SEF_LEFT_DEPRESSED | SEF_RIGHT_DEPRESSED), 
00825 
00826   SEF_LAST_FIELD = 0x04, 
00827 
00828   /* Entry kind */
00829   SEF_SETTING_KIND = 0x10, 
00830   SEF_SUBTREE_KIND = 0x20, 
00831   SEF_KIND_MASK    = (SEF_SETTING_KIND | SEF_SUBTREE_KIND), 
00832 };
00833 
00834 struct SettingsPage; // Forward declaration
00835 
00837 struct SettingEntrySubtree {
00838   SettingsPage *page; 
00839   bool folded;        
00840   StringID title;     
00841 };
00842 
00844 struct SettingEntrySetting {
00845   const char *name;           
00846   const SettingDesc *setting; 
00847   uint index;                 
00848 };
00849 
00851 struct SettingEntry {
00852   byte flags; 
00853   byte level; 
00854   union {
00855     SettingEntrySetting entry; 
00856     SettingEntrySubtree sub;   
00857   } d; 
00858 
00859   SettingEntry(const char *nm);
00860   SettingEntry(SettingsPage *sub, StringID title);
00861 
00862   void Init(byte level, bool last_field);
00863   void FoldAll();
00864   void SetButtons(byte new_val);
00865 
00866   uint Length() const;
00867   SettingEntry *FindEntry(uint row, uint *cur_row);
00868 
00869   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);
00870 
00871 private:
00872   void DrawSetting(GameSettings *settings_ptr, const SettingDesc *sd, int x, int y, int max_x, int state);
00873 };
00874 
00876 struct SettingsPage {
00877   SettingEntry *entries; 
00878   byte num;              
00879 
00880   void Init(byte level = 0);
00881   void FoldAll();
00882 
00883   uint Length() const;
00884   SettingEntry *FindEntry(uint row, uint *cur_row) const;
00885 
00886   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;
00887 };
00888 
00889 
00890 /* == SettingEntry methods == */
00891 
00896 SettingEntry::SettingEntry(const char *nm)
00897 {
00898   this->flags = SEF_SETTING_KIND;
00899   this->level = 0;
00900   this->d.entry.name = nm;
00901   this->d.entry.setting = NULL;
00902   this->d.entry.index = 0;
00903 }
00904 
00910 SettingEntry::SettingEntry(SettingsPage *sub, StringID title)
00911 {
00912   this->flags = SEF_SUBTREE_KIND;
00913   this->level = 0;
00914   this->d.sub.page = sub;
00915   this->d.sub.folded = true;
00916   this->d.sub.title = title;
00917 }
00918 
00924 void SettingEntry::Init(byte level, bool last_field)
00925 {
00926   this->level = level;
00927   if (last_field) this->flags |= SEF_LAST_FIELD;
00928 
00929   switch (this->flags & SEF_KIND_MASK) {
00930     case SEF_SETTING_KIND:
00931       this->d.entry.setting = GetSettingFromName(this->d.entry.name, &this->d.entry.index);
00932       assert(this->d.entry.setting != NULL);
00933       break;
00934     case SEF_SUBTREE_KIND:
00935       this->d.sub.page->Init(level + 1);
00936       break;
00937     default: NOT_REACHED();
00938   }
00939 }
00940 
00942 void SettingEntry::FoldAll()
00943 {
00944   switch (this->flags & SEF_KIND_MASK) {
00945     case SEF_SETTING_KIND:
00946       break;
00947 
00948     case SEF_SUBTREE_KIND:
00949       this->d.sub.folded = true;
00950       this->d.sub.page->FoldAll();
00951       break;
00952 
00953     default: NOT_REACHED();
00954   }
00955 }
00956 
00957 
00963 void SettingEntry::SetButtons(byte new_val)
00964 {
00965   assert((new_val & ~SEF_BUTTONS_MASK) == 0); // Should not touch any flags outside the buttons
00966   this->flags = (this->flags & ~SEF_BUTTONS_MASK) | new_val;
00967 }
00968 
00970 uint SettingEntry::Length() const
00971 {
00972   switch (this->flags & SEF_KIND_MASK) {
00973     case SEF_SETTING_KIND:
00974       return 1;
00975     case SEF_SUBTREE_KIND:
00976       if (this->d.sub.folded) return 1; // Only displaying the title
00977 
00978       return 1 + this->d.sub.page->Length(); // 1 extra row for the title
00979     default: NOT_REACHED();
00980   }
00981 }
00982 
00989 SettingEntry *SettingEntry::FindEntry(uint row_num, uint *cur_row)
00990 {
00991   if (row_num == *cur_row) return this;
00992 
00993   switch (this->flags & SEF_KIND_MASK) {
00994     case SEF_SETTING_KIND:
00995       (*cur_row)++;
00996       break;
00997     case SEF_SUBTREE_KIND:
00998       (*cur_row)++; // add one for row containing the title
00999       if (this->d.sub.folded) {
01000         break;
01001       }
01002 
01003       /* sub-page is visible => search it too */
01004       return this->d.sub.page->FindEntry(row_num, cur_row);
01005     default: NOT_REACHED();
01006   }
01007   return NULL;
01008 }
01009 
01036 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)
01037 {
01038   if (cur_row >= max_row) return cur_row;
01039 
01040   bool rtl = _dynlang.text_dir == TD_RTL;
01041   int offset = rtl ? -4 : 4;
01042   int level_width = rtl ? -LEVEL_WIDTH : LEVEL_WIDTH;
01043 
01044   int x = rtl ? right : left;
01045   int y = base_y;
01046   if (cur_row >= first_row) {
01047     int colour = _colour_gradient[COLOUR_ORANGE][4];
01048     y = base_y + (cur_row - first_row) * SETTING_HEIGHT; // Compute correct y start position
01049 
01050     /* Draw vertical for parent nesting levels */
01051     for (uint lvl = 0; lvl < this->level; lvl++) {
01052       if (!HasBit(parent_last, lvl)) GfxDrawLine(x + offset, y, x + offset, y + SETTING_HEIGHT - 1, colour);
01053       x += level_width;
01054     }
01055     /* draw own |- prefix */
01056     int halfway_y = y + SETTING_HEIGHT / 2;
01057     int bottom_y = (flags & SEF_LAST_FIELD) ? halfway_y : y + SETTING_HEIGHT - 1;
01058     GfxDrawLine(x + offset, y, x + offset, bottom_y, colour);
01059     /* Small horizontal line from the last vertical line */
01060     GfxDrawLine(x + offset, halfway_y, x + level_width - offset, halfway_y, colour);
01061     x += level_width;
01062   }
01063 
01064   switch (this->flags & SEF_KIND_MASK) {
01065     case SEF_SETTING_KIND:
01066       if (cur_row >= first_row) {
01067         DrawSetting(settings_ptr, this->d.entry.setting, rtl ? left : x, rtl ? x : right, y, this->flags & SEF_BUTTONS_MASK);
01068       }
01069       cur_row++;
01070       break;
01071     case SEF_SUBTREE_KIND:
01072       if (cur_row >= first_row) {
01073         DrawSprite((this->d.sub.folded ? SPR_CIRCLE_FOLDED : SPR_CIRCLE_UNFOLDED), PAL_NONE, rtl ? x - 8 : x, y + (SETTING_HEIGHT - 11) / 2);
01074         DrawString(rtl ? left : x + 12, rtl ? x - 12 : right, y, this->d.sub.title);
01075       }
01076       cur_row++;
01077       if (!this->d.sub.folded) {
01078         if (this->flags & SEF_LAST_FIELD) {
01079           assert(this->level < sizeof(parent_last));
01080           SetBit(parent_last, this->level); // Add own last-field state
01081         }
01082 
01083         cur_row = this->d.sub.page->Draw(settings_ptr, left, right, base_y, first_row, max_row, cur_row, parent_last);
01084       }
01085       break;
01086     default: NOT_REACHED();
01087   }
01088   return cur_row;
01089 }
01090 
01091 static const void *ResolveVariableAddress(const GameSettings *settings_ptr, const SettingDesc *sd)
01092 {
01093   if ((sd->desc.flags & SGF_PER_COMPANY) != 0) {
01094     if (Company::IsValidID(_local_company) && _game_mode != GM_MENU) {
01095       return GetVariableAddress(&Company::Get(_local_company)->settings, &sd->save);
01096     } else {
01097       return GetVariableAddress(&_settings_client.company, &sd->save);
01098     }
01099   } else {
01100     return GetVariableAddress(settings_ptr, &sd->save);
01101   }
01102 }
01103 
01113 void SettingEntry::DrawSetting(GameSettings *settings_ptr, const SettingDesc *sd, int left, int right, int y, int state)
01114 {
01115   const SettingDescBase *sdb = &sd->desc;
01116   const void *var = ResolveVariableAddress(settings_ptr, sd);
01117   bool editable = true;
01118   bool disabled = false;
01119 
01120   bool rtl = _dynlang.text_dir == TD_RTL;
01121   uint buttons_left = rtl ? right - 19 : left;
01122   uint text_left  = left + (rtl ? 0 : 25);
01123   uint text_right = right - (rtl ? 25 : 0);
01124   uint button_y = y + (SETTING_HEIGHT - 11) / 2;
01125 
01126   /* We do not allow changes of some items when we are a client in a networkgame */
01127   if (!(sd->save.conv & SLF_NETWORK_NO) && _networking && !_network_server && !(sdb->flags & SGF_PER_COMPANY)) editable = false;
01128   if ((sdb->flags & SGF_NETWORK_ONLY) && !_networking) editable = false;
01129   if ((sdb->flags & SGF_NO_NETWORK) && _networking) editable = false;
01130 
01131   if (sdb->cmd == SDT_BOOLX) {
01132     static const Colours _bool_ctabs[2][2] = {{COLOUR_CREAM, COLOUR_RED}, {COLOUR_DARK_GREEN, COLOUR_GREEN}};
01133     /* Draw checkbox for boolean-value either on/off */
01134     bool on = (*(bool*)var);
01135 
01136     DrawFrameRect(buttons_left, button_y, buttons_left + 19, button_y + 8, _bool_ctabs[!!on][!!editable], on ? FR_LOWERED : FR_NONE);
01137     SetDParam(0, on ? STR_CONFIG_SETTING_ON : STR_CONFIG_SETTING_OFF);
01138   } else {
01139     int32 value;
01140 
01141     value = (int32)ReadValue(var, sd->save.conv);
01142 
01143     /* Draw [<][>] boxes for settings of an integer-type */
01144     DrawArrowButtons(buttons_left, button_y, COLOUR_YELLOW, state, editable && value != (sdb->flags & SGF_0ISDISABLED ? 0 : sdb->min), editable && (uint32)value != sdb->max);
01145 
01146     disabled = (value == 0) && (sdb->flags & SGF_0ISDISABLED);
01147     if (disabled) {
01148       SetDParam(0, STR_CONFIG_SETTING_DISABLED);
01149     } else {
01150       if (sdb->flags & SGF_CURRENCY) {
01151         SetDParam(0, STR_JUST_CURRENCY);
01152       } else if (sdb->flags & SGF_MULTISTRING) {
01153         SetDParam(0, sdb->str - sdb->min + value + 1);
01154       } else {
01155         SetDParam(0, (sdb->flags & SGF_NOCOMMA) ? STR_JUST_INT : STR_JUST_COMMA);
01156       }
01157       SetDParam(1, value);
01158     }
01159   }
01160   DrawString(text_left, text_right, y, (sdb->str) + disabled);
01161 }
01162 
01163 
01164 /* == SettingsPage methods == */
01165 
01170 void SettingsPage::Init(byte level)
01171 {
01172   for (uint field = 0; field < this->num; field++) {
01173     this->entries[field].Init(level, field + 1 == num);
01174   }
01175 }
01176 
01178 void SettingsPage::FoldAll()
01179 {
01180   for (uint field = 0; field < this->num; field++) {
01181     this->entries[field].FoldAll();
01182   }
01183 }
01184 
01186 uint SettingsPage::Length() const
01187 {
01188   uint length = 0;
01189   for (uint field = 0; field < this->num; field++) {
01190     length += this->entries[field].Length();
01191   }
01192   return length;
01193 }
01194 
01201 SettingEntry *SettingsPage::FindEntry(uint row_num, uint *cur_row) const
01202 {
01203   SettingEntry *pe = NULL;
01204 
01205   for (uint field = 0; field < this->num; field++) {
01206     pe = this->entries[field].FindEntry(row_num, cur_row);
01207     if (pe != NULL) {
01208       break;
01209     }
01210   }
01211   return pe;
01212 }
01213 
01231 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
01232 {
01233   if (cur_row >= max_row) return cur_row;
01234 
01235   for (uint i = 0; i < this->num; i++) {
01236     cur_row = this->entries[i].Draw(settings_ptr, left, right, base_y, first_row, max_row, cur_row, parent_last);
01237     if (cur_row >= max_row) {
01238       break;
01239     }
01240   }
01241   return cur_row;
01242 }
01243 
01244 
01245 static SettingEntry _settings_ui_display[] = {
01246   SettingEntry("gui.vehicle_speed"),
01247   SettingEntry("gui.status_long_date"),
01248   SettingEntry("gui.date_format_in_default_names"),
01249   SettingEntry("gui.population_in_label"),
01250   SettingEntry("gui.measure_tooltip"),
01251   SettingEntry("gui.loading_indicators"),
01252   SettingEntry("gui.liveries"),
01253   SettingEntry("gui.show_track_reservation"),
01254   SettingEntry("gui.expenses_layout"),
01255 };
01257 static SettingsPage _settings_ui_display_page = {_settings_ui_display, lengthof(_settings_ui_display)};
01258 
01259 static SettingEntry _settings_ui_interaction[] = {
01260   SettingEntry("gui.window_snap_radius"),
01261   SettingEntry("gui.window_soft_limit"),
01262   SettingEntry("gui.link_terraform_toolbar"),
01263   SettingEntry("gui.prefer_teamchat"),
01264   SettingEntry("gui.autoscroll"),
01265   SettingEntry("gui.reverse_scroll"),
01266   SettingEntry("gui.smooth_scroll"),
01267   SettingEntry("gui.left_mouse_btn_scrolling"),
01268   /* While the horizontal scrollwheel scrolling is written as general code, only
01269    *  the cocoa (OSX) driver generates input for it.
01270    *  Since it's also able to completely disable the scrollwheel will we display it on all platforms anyway */
01271   SettingEntry("gui.scrollwheel_scrolling"),
01272   SettingEntry("gui.scrollwheel_multiplier"),
01273 #ifdef __APPLE__
01274   /* We might need to emulate a right mouse button on mac */
01275   SettingEntry("gui.right_mouse_btn_emulation"),
01276 #endif
01277 };
01279 static SettingsPage _settings_ui_interaction_page = {_settings_ui_interaction, lengthof(_settings_ui_interaction)};
01280 
01281 static SettingEntry _settings_ui[] = {
01282   SettingEntry(&_settings_ui_display_page, STR_CONFIG_SETTING_DISPLAY_OPTIONS),
01283   SettingEntry(&_settings_ui_interaction_page, STR_CONFIG_SETTING_INTERACTION),
01284   SettingEntry("gui.show_finances"),
01285   SettingEntry("gui.errmsg_duration"),
01286   SettingEntry("gui.toolbar_pos"),
01287   SettingEntry("gui.pause_on_newgame"),
01288   SettingEntry("gui.advanced_vehicle_list"),
01289   SettingEntry("gui.timetable_in_ticks"),
01290   SettingEntry("gui.timetable_arrival_departure"),
01291   SettingEntry("gui.quick_goto"),
01292   SettingEntry("gui.default_rail_type"),
01293   SettingEntry("gui.always_build_infrastructure"),
01294   SettingEntry("gui.persistent_buildingtools"),
01295   SettingEntry("gui.coloured_news_year"),
01296 };
01298 static SettingsPage _settings_ui_page = {_settings_ui, lengthof(_settings_ui)};
01299 
01300 static SettingEntry _settings_construction_signals[] = {
01301   SettingEntry("construction.signal_side"),
01302   SettingEntry("gui.enable_signal_gui"),
01303   SettingEntry("gui.drag_signals_density"),
01304   SettingEntry("gui.semaphore_build_before"),
01305   SettingEntry("gui.default_signal_type"),
01306   SettingEntry("gui.cycle_signal_types"),
01307 };
01309 static SettingsPage _settings_construction_signals_page = {_settings_construction_signals, lengthof(_settings_construction_signals)};
01310 
01311 static SettingEntry _settings_construction[] = {
01312   SettingEntry(&_settings_construction_signals_page, STR_CONFIG_SETTING_CONSTRUCTION_SIGNALS),
01313   SettingEntry("construction.build_on_slopes"),
01314   SettingEntry("construction.autoslope"),
01315   SettingEntry("construction.extra_dynamite"),
01316   SettingEntry("construction.longbridges"),
01317   SettingEntry("station.never_expire_airports"),
01318   SettingEntry("construction.freeform_edges"),
01319   SettingEntry("construction.extra_tree_placement"),
01320 };
01322 static SettingsPage _settings_construction_page = {_settings_construction, lengthof(_settings_construction)};
01323 
01324 static SettingEntry _settings_stations_cargo[] = {
01325   SettingEntry("order.improved_load"),
01326   SettingEntry("order.gradual_loading"),
01327   SettingEntry("order.selectgoods"),
01328 };
01330 static SettingsPage _settings_stations_cargo_page = {_settings_stations_cargo, lengthof(_settings_stations_cargo)};
01331 
01332 static SettingEntry _settings_stations[] = {
01333   SettingEntry(&_settings_stations_cargo_page, STR_CONFIG_SETTING_STATIONS_CARGOHANDLING),
01334   SettingEntry("station.join_stations"),
01335   SettingEntry("station.nonuniform_stations"),
01336   SettingEntry("station.adjacent_stations"),
01337   SettingEntry("station.distant_join_stations"),
01338   SettingEntry("station.station_spread"),
01339   SettingEntry("economy.station_noise_level"),
01340   SettingEntry("station.modified_catchment"),
01341   SettingEntry("construction.road_stop_on_town_road"),
01342   SettingEntry("construction.road_stop_on_competitor_road"),
01343 };
01345 static SettingsPage _settings_stations_page = {_settings_stations, lengthof(_settings_stations)};
01346 
01347 static SettingEntry _settings_economy_towns[] = {
01348   SettingEntry("economy.bribe"),
01349   SettingEntry("economy.exclusive_rights"),
01350   SettingEntry("economy.town_layout"),
01351   SettingEntry("economy.allow_town_roads"),
01352   SettingEntry("economy.found_town"),
01353   SettingEntry("economy.mod_road_rebuild"),
01354   SettingEntry("economy.town_growth_rate"),
01355   SettingEntry("economy.larger_towns"),
01356   SettingEntry("economy.initial_city_size"),
01357 };
01359 static SettingsPage _settings_economy_towns_page = {_settings_economy_towns, lengthof(_settings_economy_towns)};
01360 
01361 static SettingEntry _settings_economy_industries[] = {
01362   SettingEntry("construction.raw_industry_construction"),
01363   SettingEntry("economy.multiple_industry_per_town"),
01364   SettingEntry("economy.same_industry_close"),
01365   SettingEntry("game_creation.oil_refinery_limit"),
01366 };
01368 static SettingsPage _settings_economy_industries_page = {_settings_economy_industries, lengthof(_settings_economy_industries)};
01369 
01370 static SettingEntry _settings_economy[] = {
01371   SettingEntry(&_settings_economy_towns_page, STR_CONFIG_SETTING_ECONOMY_TOWNS),
01372   SettingEntry(&_settings_economy_industries_page, STR_CONFIG_SETTING_ECONOMY_INDUSTRIES),
01373   SettingEntry("economy.inflation"),
01374   SettingEntry("economy.smooth_economy"),
01375 };
01377 static SettingsPage _settings_economy_page = {_settings_economy, lengthof(_settings_economy)};
01378 
01379 static SettingEntry _settings_ai_npc[] = {
01380   SettingEntry("ai.ai_in_multiplayer"),
01381   SettingEntry("ai.ai_disable_veh_train"),
01382   SettingEntry("ai.ai_disable_veh_roadveh"),
01383   SettingEntry("ai.ai_disable_veh_aircraft"),
01384   SettingEntry("ai.ai_disable_veh_ship"),
01385   SettingEntry("ai.ai_max_opcode_till_suspend"),
01386 };
01388 static SettingsPage _settings_ai_npc_page = {_settings_ai_npc, lengthof(_settings_ai_npc)};
01389 
01390 static SettingEntry _settings_sharing[] = {
01391   SettingEntry("sharing.sharing_rail"),
01392   SettingEntry("sharing.sharing_road"),
01393   SettingEntry("sharing.sharing_water"),
01394   SettingEntry("sharing.sharing_air"),
01395   SettingEntry("sharing.fee_rail"),
01396   SettingEntry("sharing.fee_road"),
01397   SettingEntry("sharing.fee_water"),
01398   SettingEntry("sharing.fee_air"),
01399   SettingEntry("sharing.payment_in_debt"),
01400 };
01402 static SettingsPage _settings_sharing_page = {_settings_sharing, lengthof(_settings_sharing)};
01403 
01404 static SettingEntry _settings_ai[] = {
01405   SettingEntry(&_settings_ai_npc_page, STR_CONFIG_SETTING_AI_NPC),
01406   SettingEntry(&_settings_sharing_page, STR_CONFIG_SETTING_SHARING),
01407   SettingEntry("economy.give_money"),
01408   SettingEntry("economy.allow_shares"),
01409 };
01411 static SettingsPage _settings_ai_page = {_settings_ai, lengthof(_settings_ai)};
01412 
01413 static SettingEntry _settings_vehicles_routing[] = {
01414   SettingEntry("pf.pathfinder_for_trains"),
01415   SettingEntry("pf.forbid_90_deg"),
01416   SettingEntry("pf.pathfinder_for_roadvehs"),
01417   SettingEntry("pf.roadveh_queue"),
01418   SettingEntry("pf.pathfinder_for_ships"),
01419 };
01421 static SettingsPage _settings_vehicles_routing_page = {_settings_vehicles_routing, lengthof(_settings_vehicles_routing)};
01422 
01423 static SettingEntry _settings_vehicles_autorenew[] = {
01424   SettingEntry("company.engine_renew"),
01425   SettingEntry("company.engine_renew_months"),
01426   SettingEntry("company.engine_renew_money"),
01427 };
01429 static SettingsPage _settings_vehicles_autorenew_page = {_settings_vehicles_autorenew, lengthof(_settings_vehicles_autorenew)};
01430 
01431 static SettingEntry _settings_vehicles_servicing[] = {
01432   SettingEntry("vehicle.servint_ispercent"),
01433   SettingEntry("vehicle.servint_trains"),
01434   SettingEntry("vehicle.servint_roadveh"),
01435   SettingEntry("vehicle.servint_ships"),
01436   SettingEntry("vehicle.servint_aircraft"),
01437   SettingEntry("order.no_servicing_if_no_breakdowns"),
01438   SettingEntry("order.serviceathelipad"),
01439 };
01441 static SettingsPage _settings_vehicles_servicing_page = {_settings_vehicles_servicing, lengthof(_settings_vehicles_servicing)};
01442 
01443 static SettingEntry _settings_vehicles_trains[] = {
01444   SettingEntry("vehicle.train_acceleration_model"),
01445   SettingEntry("vehicle.mammoth_trains"),
01446   SettingEntry("gui.lost_train_warn"),
01447   SettingEntry("vehicle.wagon_speed_limits"),
01448   SettingEntry("vehicle.disable_elrails"),
01449   SettingEntry("vehicle.freight_trains"),
01450   SettingEntry("gui.stop_location"),
01451 };
01453 static SettingsPage _settings_vehicles_trains_page = {_settings_vehicles_trains, lengthof(_settings_vehicles_trains)};
01454 
01455 static SettingEntry _settings_vehicles[] = {
01456   SettingEntry(&_settings_vehicles_routing_page, STR_CONFIG_SETTING_VEHICLES_ROUTING),
01457   SettingEntry(&_settings_vehicles_autorenew_page, STR_CONFIG_SETTING_VEHICLES_AUTORENEW),
01458   SettingEntry(&_settings_vehicles_servicing_page, STR_CONFIG_SETTING_VEHICLES_SERVICING),
01459   SettingEntry(&_settings_vehicles_trains_page, STR_CONFIG_SETTING_VEHICLES_TRAINS),
01460   SettingEntry("order.gotodepot"),
01461   SettingEntry("gui.new_nonstop"),
01462   SettingEntry("gui.order_review_system"),
01463   SettingEntry("gui.vehicle_income_warn"),
01464   SettingEntry("vehicle.never_expire_vehicles"),
01465   SettingEntry("vehicle.max_trains"),
01466   SettingEntry("vehicle.max_roadveh"),
01467   SettingEntry("vehicle.max_aircraft"),
01468   SettingEntry("vehicle.max_ships"),
01469   SettingEntry("vehicle.plane_speed"),
01470   SettingEntry("order.timetabling"),
01471   SettingEntry("vehicle.dynamic_engines"),
01472 };
01474 static SettingsPage _settings_vehicles_page = {_settings_vehicles, lengthof(_settings_vehicles)};
01475 
01476 static SettingEntry _settings_main[] = {
01477   SettingEntry(&_settings_ui_page,           STR_CONFIG_SETTING_GUI),
01478   SettingEntry(&_settings_construction_page, STR_CONFIG_SETTING_CONSTRUCTION),
01479   SettingEntry(&_settings_vehicles_page,     STR_CONFIG_SETTING_VEHICLES),
01480   SettingEntry(&_settings_stations_page,     STR_CONFIG_SETTING_STATIONS),
01481   SettingEntry(&_settings_economy_page,      STR_CONFIG_SETTING_ECONOMY),
01482   SettingEntry(&_settings_ai_page,           STR_CONFIG_SETTING_AI),
01483 };
01484 
01486 static SettingsPage _settings_main_page = {_settings_main, lengthof(_settings_main)};
01487 
01489 enum GameSettingsWidgets {
01490   SETTINGSEL_OPTIONSPANEL, 
01491   SETTINGSEL_SCROLLBAR,    
01492 };
01493 
01494 struct GameSettingsWindow : Window {
01495   static const int SETTINGTREE_LEFT_OFFSET   = 5; 
01496   static const int SETTINGTREE_RIGHT_OFFSET  = 5; 
01497   static const int SETTINGTREE_TOP_OFFSET    = 5; 
01498   static const int SETTINGTREE_BOTTOM_OFFSET = 5; 
01499 
01500   static GameSettings *settings_ptr;  
01501 
01502   SettingEntry *valuewindow_entry; 
01503   SettingEntry *clicked_entry; 
01504 
01505   GameSettingsWindow(const WindowDesc *desc) : Window()
01506   {
01507     static bool first_time = true;
01508 
01509     settings_ptr = (_game_mode == GM_MENU) ? &_settings_newgame : &_settings_game;
01510 
01511     /* Build up the dynamic settings-array only once per OpenTTD session */
01512     if (first_time) {
01513       _settings_main_page.Init();
01514       first_time = false;
01515     } else {
01516       _settings_main_page.FoldAll(); // Close all sub-pages
01517     }
01518 
01519     this->valuewindow_entry = NULL; // No setting entry for which a entry window is opened
01520     this->clicked_entry = NULL; // No numeric setting buttons are depressed
01521 
01522     this->InitNested(desc, 0);
01523 
01524     this->vscroll.SetCount(_settings_main_page.Length());
01525   }
01526 
01527   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01528   {
01529     if (widget != SETTINGSEL_OPTIONSPANEL) return;
01530 
01531     resize->height = SETTING_HEIGHT = max(11, FONT_HEIGHT_NORMAL + 1);
01532     resize->width  = 1;
01533 
01534     size->height = 5 * resize->height + SETTINGTREE_TOP_OFFSET + SETTINGTREE_BOTTOM_OFFSET;
01535   }
01536 
01537   virtual void DrawWidget(const Rect &r, int widget) const
01538   {
01539     if (widget != SETTINGSEL_OPTIONSPANEL) return;
01540 
01541     _settings_main_page.Draw(settings_ptr, r.left + SETTINGTREE_LEFT_OFFSET, r.right - SETTINGTREE_RIGHT_OFFSET, r.top + SETTINGTREE_TOP_OFFSET,
01542         this->vscroll.GetPosition(), this->vscroll.GetPosition() + this->vscroll.GetCapacity());
01543   }
01544 
01545   virtual void OnPaint()
01546   {
01547     this->DrawWidgets();
01548   }
01549 
01550   virtual void OnClick(Point pt, int widget)
01551   {
01552     if (widget != SETTINGSEL_OPTIONSPANEL) return;
01553 
01554     int y = pt.y - this->GetWidget<NWidgetBase>(widget)->pos_y - SETTINGTREE_TOP_OFFSET;  // Shift y coordinate
01555     if (y < 0) return;  // Clicked above first entry
01556 
01557     byte btn = this->vscroll.GetPosition() + y / this->resize.step_height;  // Compute which setting is selected
01558     if (y % this->resize.step_height > this->resize.step_height - 2) return;  // Clicked too low at the setting
01559 
01560     uint cur_row = 0;
01561     SettingEntry *pe = _settings_main_page.FindEntry(btn, &cur_row);
01562 
01563     if (pe == NULL) return;  // Clicked below the last setting of the page
01564 
01565     int x = (_dynlang.text_dir == TD_RTL ? this->width - pt.x : pt.x) - SETTINGTREE_LEFT_OFFSET - (pe->level + 1) * LEVEL_WIDTH;  // Shift x coordinate
01566     if (x < 0) return;  // Clicked left of the entry
01567 
01568     if ((pe->flags & SEF_KIND_MASK) == SEF_SUBTREE_KIND) {
01569       pe->d.sub.folded = !pe->d.sub.folded; // Flip 'folded'-ness of the sub-page
01570 
01571       this->vscroll.SetCount(_settings_main_page.Length());
01572       this->SetDirty();
01573       return;
01574     }
01575 
01576     assert((pe->flags & SEF_KIND_MASK) == SEF_SETTING_KIND);
01577     const SettingDesc *sd = pe->d.entry.setting;
01578 
01579     /* return if action is only active in network, or only settable by server */
01580     if (!(sd->save.conv & SLF_NETWORK_NO) && _networking && !_network_server && !(sd->desc.flags & SGF_PER_COMPANY)) return;
01581     if ((sd->desc.flags & SGF_NETWORK_ONLY) && !_networking) return;
01582     if ((sd->desc.flags & SGF_NO_NETWORK) && _networking) return;
01583 
01584     const void *var = ResolveVariableAddress(settings_ptr, sd);
01585     int32 value = (int32)ReadValue(var, sd->save.conv);
01586 
01587     /* clicked on the icon on the left side. Either scroller or bool on/off */
01588     if (x < 21) {
01589       const SettingDescBase *sdb = &sd->desc;
01590       int32 oldvalue = value;
01591 
01592       switch (sdb->cmd) {
01593         case SDT_BOOLX: value ^= 1; break;
01594         case SDT_ONEOFMANY:
01595         case SDT_NUMX: {
01596           /* Add a dynamic step-size to the scroller. In a maximum of
01597            * 50-steps you should be able to get from min to max,
01598            * unless specified otherwise in the 'interval' variable
01599            * of the current setting. */
01600           uint32 step = (sdb->interval == 0) ? ((sdb->max - sdb->min) / 50) : sdb->interval;
01601           if (step == 0) step = 1;
01602 
01603           /* don't allow too fast scrolling */
01604           if ((this->flags4 & WF_TIMEOUT_MASK) > WF_TIMEOUT_TRIGGER) {
01605             _left_button_clicked = false;
01606             return;
01607           }
01608 
01609           /* Increase or decrease the value and clamp it to extremes */
01610           if (x >= 10) {
01611             value += step;
01612             if (sdb->min < 0) {
01613               assert((int32)sdb->max >= 0);
01614               if (value > (int32)sdb->max) value = (int32)sdb->max;
01615             } else {
01616               if ((uint32)value > sdb->max) value = (int32)sdb->max;
01617             }
01618             if (value < sdb->min) value = sdb->min; // skip between "disabled" and minimum
01619           } else {
01620             value -= step;
01621             if (value < sdb->min) value = (sdb->flags & SGF_0ISDISABLED) ? 0 : sdb->min;
01622           }
01623 
01624           /* Set up scroller timeout for numeric values */
01625           if (value != oldvalue && !(sd->desc.flags & SGF_MULTISTRING)) {
01626             if (this->clicked_entry != NULL) { // Release previous buttons if any
01627               this->clicked_entry->SetButtons(0);
01628             }
01629             this->clicked_entry = pe;
01630             this->clicked_entry->SetButtons((x >= 10) != (_dynlang.text_dir == TD_RTL) ? SEF_RIGHT_DEPRESSED : SEF_LEFT_DEPRESSED);
01631             this->flags4 |= WF_TIMEOUT_BEGIN;
01632             _left_button_clicked = false;
01633           }
01634         } break;
01635 
01636         default: NOT_REACHED();
01637       }
01638 
01639       if (value != oldvalue) {
01640         if ((sd->desc.flags & SGF_PER_COMPANY) != 0) {
01641           SetCompanySetting(pe->d.entry.index, value);
01642         } else {
01643           SetSettingValue(pe->d.entry.index, value);
01644         }
01645         this->SetDirty();
01646       }
01647     } else {
01648       /* only open editbox for types that its sensible for */
01649       if (sd->desc.cmd != SDT_BOOLX && !(sd->desc.flags & SGF_MULTISTRING)) {
01650         /* Show the correct currency-translated value */
01651         if (sd->desc.flags & SGF_CURRENCY) value *= _currency->rate;
01652 
01653         this->valuewindow_entry = pe;
01654         SetDParam(0, value);
01655         ShowQueryString(STR_JUST_INT, STR_CONFIG_SETTING_QUERY_CAPTION, 10, 100, this, CS_NUMERAL, QSF_NONE);
01656       }
01657     }
01658   }
01659 
01660   virtual void OnTimeout()
01661   {
01662     if (this->clicked_entry != NULL) { // On timeout, release any depressed buttons
01663       this->clicked_entry->SetButtons(0);
01664       this->clicked_entry = NULL;
01665       this->SetDirty();
01666     }
01667   }
01668 
01669   virtual void OnQueryTextFinished(char *str)
01670   {
01671     if (!StrEmpty(str)) {
01672       assert(this->valuewindow_entry != NULL);
01673       assert((this->valuewindow_entry->flags & SEF_KIND_MASK) == SEF_SETTING_KIND);
01674       const SettingDesc *sd = this->valuewindow_entry->d.entry.setting;
01675       int32 value = atoi(str);
01676 
01677       /* Save the correct currency-translated value */
01678       if (sd->desc.flags & SGF_CURRENCY) value /= _currency->rate;
01679 
01680       if ((sd->desc.flags & SGF_PER_COMPANY) != 0) {
01681         SetCompanySetting(this->valuewindow_entry->d.entry.index, value);
01682       } else {
01683         SetSettingValue(this->valuewindow_entry->d.entry.index, value);
01684       }
01685       this->SetDirty();
01686     }
01687   }
01688 
01689   virtual void OnResize()
01690   {
01691     this->vscroll.SetCapacityFromWidget(this, SETTINGSEL_OPTIONSPANEL, SETTINGTREE_TOP_OFFSET + SETTINGTREE_BOTTOM_OFFSET);
01692   }
01693 };
01694 
01695 GameSettings *GameSettingsWindow::settings_ptr = NULL;
01696 
01697 static const NWidgetPart _nested_settings_selection_widgets[] = {
01698   NWidget(NWID_HORIZONTAL),
01699     NWidget(WWT_CLOSEBOX, COLOUR_MAUVE),
01700     NWidget(WWT_CAPTION, COLOUR_MAUVE), SetDataTip(STR_CONFIG_SETTING_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01701   EndContainer(),
01702   NWidget(NWID_HORIZONTAL),
01703     NWidget(WWT_PANEL, COLOUR_MAUVE, SETTINGSEL_OPTIONSPANEL), SetMinimalSize(400, 174), EndContainer(),
01704     NWidget(NWID_VERTICAL),
01705       NWidget(WWT_SCROLLBAR, COLOUR_MAUVE, SETTINGSEL_SCROLLBAR),
01706       NWidget(WWT_RESIZEBOX, COLOUR_MAUVE),
01707     EndContainer(),
01708   EndContainer(),
01709 };
01710 
01711 static const WindowDesc _settings_selection_desc(
01712   WDP_CENTER, 450, 397,
01713   WC_GAME_OPTIONS, WC_NONE,
01714   0,
01715   _nested_settings_selection_widgets, lengthof(_nested_settings_selection_widgets)
01716 );
01717 
01718 void ShowGameSettings()
01719 {
01720   DeleteWindowById(WC_GAME_OPTIONS, 0);
01721   new GameSettingsWindow(&_settings_selection_desc);
01722 }
01723 
01724 
01734 void DrawArrowButtons(int x, int y, Colours button_colour, byte state, bool clickable_left, bool clickable_right)
01735 {
01736   int colour = _colour_gradient[button_colour][2];
01737 
01738   DrawFrameRect(x,      y + 1, x +  9, y + 9, button_colour, (state == 1) ? FR_LOWERED : FR_NONE);
01739   DrawFrameRect(x + 10, y + 1, x + 19, y + 9, button_colour, (state == 2) ? FR_LOWERED : FR_NONE);
01740   DrawSprite(SPR_ARROW_LEFT, PAL_NONE, x + WD_IMGBTN_LEFT, y + WD_IMGBTN_TOP);
01741   DrawSprite(SPR_ARROW_RIGHT, PAL_NONE, x + WD_IMGBTN_LEFT + 10, y + WD_IMGBTN_TOP);
01742 
01743   /* Grey out the buttons that aren't clickable */
01744   bool rtl = _dynlang.text_dir == TD_RTL;
01745   if (rtl ? !clickable_right : !clickable_left) {
01746     GfxFillRect(x +  1, y + 1, x +  1 + 8, y + 8, colour, FILLRECT_CHECKER);
01747   }
01748   if (rtl ? !clickable_left : !clickable_right) {
01749     GfxFillRect(x + 11, y + 1, x + 11 + 8, y + 8, colour, FILLRECT_CHECKER);
01750   }
01751 }
01752 
01754 enum CustomCurrencyWidgets {
01755   CUSTCURR_RATE_DOWN,
01756   CUSTCURR_RATE_UP,
01757   CUSTCURR_RATE,
01758   CUSTCURR_SEPARATOR_EDIT,
01759   CUSTCURR_SEPARATOR,
01760   CUSTCURR_PREFIX_EDIT,
01761   CUSTCURR_PREFIX,
01762   CUSTCURR_SUFFIX_EDIT,
01763   CUSTCURR_SUFFIX,
01764   CUSTCURR_YEAR_DOWN,
01765   CUSTCURR_YEAR_UP,
01766   CUSTCURR_YEAR,
01767   CUSTCURR_PREVIEW,
01768 };
01769 
01770 struct CustomCurrencyWindow : Window {
01771   int query_widget;
01772 
01773   CustomCurrencyWindow(const WindowDesc *desc) : Window()
01774   {
01775     this->InitNested(desc);
01776 
01777     SetButtonState();
01778   }
01779 
01780   void SetButtonState()
01781   {
01782     this->SetWidgetDisabledState(CUSTCURR_RATE_DOWN, _custom_currency.rate == 1);
01783     this->SetWidgetDisabledState(CUSTCURR_RATE_UP, _custom_currency.rate == UINT16_MAX);
01784     this->SetWidgetDisabledState(CUSTCURR_YEAR_DOWN, _custom_currency.to_euro == CF_NOEURO);
01785     this->SetWidgetDisabledState(CUSTCURR_YEAR_UP, _custom_currency.to_euro == MAX_YEAR);
01786   }
01787 
01788   virtual void SetStringParameters(int widget) const
01789   {
01790     switch (widget) {
01791       case CUSTCURR_RATE:      SetDParam(0, 1); SetDParam(1, 1);            break;
01792       case CUSTCURR_SEPARATOR: SetDParamStr(0, _custom_currency.separator); break;
01793       case CUSTCURR_PREFIX:    SetDParamStr(0, _custom_currency.prefix);    break;
01794       case CUSTCURR_SUFFIX:    SetDParamStr(0, _custom_currency.suffix);    break;
01795       case CUSTCURR_YEAR:
01796         SetDParam(0, (_custom_currency.to_euro != CF_NOEURO) ? STR_CURRENCY_SWITCH_TO_EURO : STR_CURRENCY_SWITCH_TO_EURO_NEVER);
01797         SetDParam(1, _custom_currency.to_euro);
01798         break;
01799 
01800       case CUSTCURR_PREVIEW:
01801         SetDParam(0, 10000);
01802         break;
01803     }
01804   }
01805 
01806   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01807   {
01808     switch (widget) {
01809       /* Set the appropriate width for the edit 'buttons' */
01810       case CUSTCURR_SEPARATOR_EDIT:
01811       case CUSTCURR_PREFIX_EDIT:
01812       case CUSTCURR_SUFFIX_EDIT:
01813         size->width  = this->GetWidget<NWidgetBase>(CUSTCURR_RATE_DOWN)->smallest_x + this->GetWidget<NWidgetBase>(CUSTCURR_RATE_UP)->smallest_x;
01814         break;
01815 
01816       /* Make sure the window is wide enough for the widest exchange rate */
01817       case CUSTCURR_RATE:
01818         SetDParam(0, 1);
01819         SetDParam(1, INT32_MAX);
01820         *size = GetStringBoundingBox(STR_CURRENCY_EXCHANGE_RATE);
01821         break;
01822     }
01823   }
01824 
01825   virtual void OnPaint()
01826   {
01827     this->DrawWidgets();
01828   }
01829 
01830   virtual void OnClick(Point pt, int widget)
01831   {
01832     int line = 0;
01833     int len = 0;
01834     StringID str = 0;
01835     CharSetFilter afilter = CS_ALPHANUMERAL;
01836 
01837     switch (widget) {
01838       case CUSTCURR_RATE_DOWN:
01839         if (_custom_currency.rate > 1) _custom_currency.rate--;
01840         if (_custom_currency.rate == 1) this->DisableWidget(CUSTCURR_RATE_DOWN);
01841         this->EnableWidget(CUSTCURR_RATE_UP);
01842         break;
01843 
01844       case CUSTCURR_RATE_UP:
01845         if (_custom_currency.rate < UINT16_MAX) _custom_currency.rate++;
01846         if (_custom_currency.rate == UINT16_MAX) this->DisableWidget(CUSTCURR_RATE_UP);
01847         this->EnableWidget(CUSTCURR_RATE_DOWN);
01848         break;
01849 
01850       case CUSTCURR_RATE:
01851         SetDParam(0, _custom_currency.rate);
01852         str = STR_JUST_INT;
01853         len = 5;
01854         line = CUSTCURR_RATE;
01855         afilter = CS_NUMERAL;
01856         break;
01857 
01858       case CUSTCURR_SEPARATOR_EDIT:
01859       case CUSTCURR_SEPARATOR:
01860         SetDParamStr(0, _custom_currency.separator);
01861         str = STR_JUST_RAW_STRING;
01862         len = 1;
01863         line = CUSTCURR_SEPARATOR;
01864         break;
01865 
01866       case CUSTCURR_PREFIX_EDIT:
01867       case CUSTCURR_PREFIX:
01868         SetDParamStr(0, _custom_currency.prefix);
01869         str = STR_JUST_RAW_STRING;
01870         len = 12;
01871         line = CUSTCURR_PREFIX;
01872         break;
01873 
01874       case CUSTCURR_SUFFIX_EDIT:
01875       case CUSTCURR_SUFFIX:
01876         SetDParamStr(0, _custom_currency.suffix);
01877         str = STR_JUST_RAW_STRING;
01878         len = 12;
01879         line = CUSTCURR_SUFFIX;
01880         break;
01881 
01882       case CUSTCURR_YEAR_DOWN:
01883         _custom_currency.to_euro = (_custom_currency.to_euro <= 2000) ? CF_NOEURO : _custom_currency.to_euro - 1;
01884         if (_custom_currency.to_euro == CF_NOEURO) this->DisableWidget(CUSTCURR_YEAR_DOWN);
01885         this->EnableWidget(CUSTCURR_YEAR_UP);
01886         break;
01887 
01888       case CUSTCURR_YEAR_UP:
01889         _custom_currency.to_euro = Clamp(_custom_currency.to_euro + 1, 2000, MAX_YEAR);
01890         if (_custom_currency.to_euro == MAX_YEAR) this->DisableWidget(CUSTCURR_YEAR_UP);
01891         this->EnableWidget(CUSTCURR_YEAR_DOWN);
01892         break;
01893 
01894       case CUSTCURR_YEAR:
01895         SetDParam(0, _custom_currency.to_euro);
01896         str = STR_JUST_INT;
01897         len = 7;
01898         line = CUSTCURR_YEAR;
01899         afilter = CS_NUMERAL;
01900         break;
01901     }
01902 
01903     if (len != 0) {
01904       this->query_widget = line;
01905       ShowQueryString(str, STR_CURRENCY_CHANGE_PARAMETER, len + 1, 250, this, afilter, QSF_NONE);
01906     }
01907 
01908     this->flags4 |= WF_TIMEOUT_BEGIN;
01909     this->SetDirty();
01910   }
01911 
01912   virtual void OnQueryTextFinished(char *str)
01913   {
01914     if (str == NULL) return;
01915 
01916     switch (this->query_widget) {
01917       case CUSTCURR_RATE:
01918         _custom_currency.rate = Clamp(atoi(str), 1, UINT16_MAX);
01919         break;
01920 
01921       case CUSTCURR_SEPARATOR: // Thousands seperator
01922         strecpy(_custom_currency.separator, str, lastof(_custom_currency.separator));
01923         break;
01924 
01925       case CUSTCURR_PREFIX:
01926         strecpy(_custom_currency.prefix, str, lastof(_custom_currency.prefix));
01927         break;
01928 
01929       case CUSTCURR_SUFFIX:
01930         strecpy(_custom_currency.suffix, str, lastof(_custom_currency.suffix));
01931         break;
01932 
01933       case CUSTCURR_YEAR: { // Year to switch to euro
01934         int val = atoi(str);
01935 
01936         _custom_currency.to_euro = (val < 2000 ? CF_NOEURO : min(val, MAX_YEAR));
01937         break;
01938       }
01939     }
01940     MarkWholeScreenDirty();
01941     SetButtonState();
01942   }
01943 
01944   virtual void OnTimeout()
01945   {
01946     this->SetDirty();
01947   }
01948 };
01949 
01950 static const NWidgetPart _nested_cust_currency_widgets[] = {
01951   NWidget(NWID_HORIZONTAL),
01952     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
01953     NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_CURRENCY_WINDOW, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01954   EndContainer(),
01955   NWidget(WWT_PANEL, COLOUR_GREY),
01956     NWidget(NWID_VERTICAL, NC_EQUALSIZE), SetPIP(7, 3, 0),
01957       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
01958         NWidget(NWID_BUTTON_ARROW, COLOUR_YELLOW, CUSTCURR_RATE_DOWN), SetDataTip(AWV_DECREASE, STR_CURRENCY_DECREASE_EXCHANGE_RATE_TOOLTIP),
01959         NWidget(NWID_BUTTON_ARROW, COLOUR_YELLOW, CUSTCURR_RATE_UP), SetDataTip(AWV_INCREASE, STR_CURRENCY_INCREASE_EXCHANGE_RATE_TOOLTIP),
01960         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
01961         NWidget(WWT_TEXT, COLOUR_BLUE, CUSTCURR_RATE), SetDataTip(STR_CURRENCY_EXCHANGE_RATE, STR_CURRENCY_SET_EXCHANGE_RATE_TOOLTIP), SetFill(1, 0),
01962       EndContainer(),
01963       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
01964         NWidget(WWT_PUSHBTN, COLOUR_DARK_BLUE, CUSTCURR_SEPARATOR_EDIT), SetDataTip(0x0, STR_CURRENCY_SET_CUSTOM_CURRENCY_SEPARATOR_TOOLTIP), SetFill(0, 1),
01965         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
01966         NWidget(WWT_TEXT, COLOUR_BLUE, CUSTCURR_SEPARATOR), SetDataTip(STR_CURRENCY_SEPARATOR, STR_CURRENCY_SET_CUSTOM_CURRENCY_SEPARATOR_TOOLTIP), SetFill(1, 0),
01967       EndContainer(),
01968       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
01969         NWidget(WWT_PUSHBTN, COLOUR_DARK_BLUE, CUSTCURR_PREFIX_EDIT), SetDataTip(0x0, STR_CURRENCY_SET_CUSTOM_CURRENCY_PREFIX_TOOLTIP), SetFill(0, 1),
01970         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
01971         NWidget(WWT_TEXT, COLOUR_BLUE, CUSTCURR_PREFIX), SetDataTip(STR_CURRENCY_PREFIX, STR_CURRENCY_SET_CUSTOM_CURRENCY_PREFIX_TOOLTIP), SetFill(1, 0),
01972       EndContainer(),
01973       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
01974         NWidget(WWT_PUSHBTN, COLOUR_DARK_BLUE, CUSTCURR_SUFFIX_EDIT), SetDataTip(0x0, STR_CURRENCY_SET_CUSTOM_CURRENCY_SUFFIX_TOOLTIP), SetFill(0, 1),
01975         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
01976         NWidget(WWT_TEXT, COLOUR_BLUE, CUSTCURR_SUFFIX), SetDataTip(STR_CURRENCY_SUFFIX, STR_CURRENCY_SET_CUSTOM_CURRENCY_SUFFIX_TOOLTIP), SetFill(1, 0),
01977       EndContainer(),
01978       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
01979         NWidget(NWID_BUTTON_ARROW, COLOUR_YELLOW, CUSTCURR_YEAR_DOWN), SetDataTip(AWV_DECREASE, STR_CURRENCY_DECREASE_CUSTOM_CURRENCY_TO_EURO_TOOLTIP),
01980         NWidget(NWID_BUTTON_ARROW, COLOUR_YELLOW, CUSTCURR_YEAR_UP), SetDataTip(AWV_INCREASE, STR_CURRENCY_INCREASE_CUSTOM_CURRENCY_TO_EURO_TOOLTIP),
01981         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
01982         NWidget(WWT_TEXT, COLOUR_BLUE, CUSTCURR_YEAR), SetDataTip(STR_JUST_STRING, STR_CURRENCY_SET_CUSTOM_CURRENCY_TO_EURO_TOOLTIP), SetFill(1, 0),
01983       EndContainer(),
01984     EndContainer(),
01985     NWidget(WWT_LABEL, COLOUR_BLUE, CUSTCURR_PREVIEW),
01986                 SetDataTip(STR_CURRENCY_PREVIEW, STR_CURRENCY_CUSTOM_CURRENCY_PREVIEW_TOOLTIP), SetPadding(15, 1, 18, 2),
01987   EndContainer(),
01988 };
01989 
01990 static const WindowDesc _cust_currency_desc(
01991   WDP_CENTER, 0, 0,
01992   WC_CUSTOM_CURRENCY, WC_NONE,
01993   WDF_UNCLICK_BUTTONS,
01994   _nested_cust_currency_widgets, lengthof(_nested_cust_currency_widgets)
01995 );
01996 
01997 static void ShowCustCurrency()
01998 {
01999   DeleteWindowById(WC_CUSTOM_CURRENCY, 0);
02000   new CustomCurrencyWindow(&_cust_currency_desc);
02001 }

Generated on Wed Dec 30 20:40:06 2009 for OpenTTD by  doxygen 1.5.6