settings_gui.cpp

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00001 /* $Id$ */
00002 
00003 /*
00004  * This file is part of OpenTTD.
00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
00008  */
00009 
00012 #include "stdafx.h"
00013 #include "currency.h"
00014 #include "gui.h"
00015 #include "textbuf_gui.h"
00016 #include "command_func.h"
00017 #include "screenshot.h"
00018 #include "network/network.h"
00019 #include "town.h"
00020 #include "settings_internal.h"
00021 #include "newgrf_townname.h"
00022 #include "strings_func.h"
00023 #include "window_func.h"
00024 #include "string_func.h"
00025 #include "widgets/dropdown_type.h"
00026 #include "widgets/dropdown_func.h"
00027 #include "highscore.h"
00028 #include "base_media_base.h"
00029 #include "company_base.h"
00030 #include "company_func.h"
00031 #include "viewport_func.h"
00032 #include "core/geometry_func.hpp"
00033 #include "ai/ai.hpp"
00034 #include "language.h"
00035 
00036 #include "table/sprites.h"
00037 #include "table/strings.h"
00038 #include <map>
00039 
00040 static const StringID _units_dropdown[] = {
00041   STR_GAME_OPTIONS_MEASURING_UNITS_IMPERIAL,
00042   STR_GAME_OPTIONS_MEASURING_UNITS_METRIC,
00043   STR_GAME_OPTIONS_MEASURING_UNITS_SI,
00044   INVALID_STRING_ID
00045 };
00046 
00047 static const StringID _driveside_dropdown[] = {
00048   STR_GAME_OPTIONS_ROAD_VEHICLES_DROPDOWN_LEFT,
00049   STR_GAME_OPTIONS_ROAD_VEHICLES_DROPDOWN_RIGHT,
00050   INVALID_STRING_ID
00051 };
00052 
00053 static const StringID _autosave_dropdown[] = {
00054   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_OFF,
00055   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_EVERY_1_MONTH,
00056   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_EVERY_3_MONTHS,
00057   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_EVERY_6_MONTHS,
00058   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_EVERY_12_MONTHS,
00059   INVALID_STRING_ID,
00060 };
00061 
00062 int _nb_orig_names = SPECSTR_TOWNNAME_LAST - SPECSTR_TOWNNAME_START + 1; 
00063 static StringID *_grf_names = NULL; 
00064 static int _nb_grf_names = 0;       
00065 
00067 void InitGRFTownGeneratorNames()
00068 {
00069   free(_grf_names);
00070   _grf_names = GetGRFTownNameList();
00071   _nb_grf_names = 0;
00072   for (StringID *s = _grf_names; *s != INVALID_STRING_ID; s++) _nb_grf_names++;
00073 }
00074 
00080 static inline StringID TownName(int town_name)
00081 {
00082   if (town_name < _nb_orig_names) return STR_GAME_OPTIONS_TOWN_NAME_ORIGINAL_ENGLISH + town_name;
00083   town_name -= _nb_orig_names;
00084   if (town_name < _nb_grf_names) return _grf_names[town_name];
00085   return STR_UNDEFINED;
00086 }
00087 
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 
00127 static void ShowCustCurrency();
00128 
00129 template <class T>
00130 static DropDownList *BuiltSetDropDownList(int *selected_index)
00131 {
00132   int n = T::GetNumSets();
00133   *selected_index = T::GetIndexOfUsedSet();
00134 
00135   DropDownList *list = new DropDownList();
00136   for (int i = 0; i < n; i++) {
00137     list->push_back(new DropDownListCharStringItem(T::GetSet(i)->name, i, (_game_mode == GM_MENU) ? false : (*selected_index != i)));
00138   }
00139 
00140   return list;
00141 }
00142 
00143 struct GameOptionsWindow : Window {
00144   GameSettings *opt;
00145   bool reload;
00146 
00147   GameOptionsWindow(const WindowDesc *desc) : Window()
00148   {
00149     this->opt = &GetGameSettings();
00150     this->reload = false;
00151 
00152     this->InitNested(desc);
00153     this->OnInvalidateData(0);
00154   }
00155 
00156   ~GameOptionsWindow()
00157   {
00158     DeleteWindowById(WC_CUSTOM_CURRENCY, 0);
00159     if (this->reload) _switch_mode = SM_MENU;
00160   }
00161 
00168   DropDownList *BuildDropDownList(int widget, int *selected_index) const
00169   {
00170     DropDownList *list = NULL;
00171     switch (widget) {
00172       case GOW_CURRENCY_DROPDOWN: { // Setup currencies dropdown
00173         list = new DropDownList();
00174         *selected_index = this->opt->locale.currency;
00175         StringID *items = BuildCurrencyDropdown();
00176         uint disabled = _game_mode == GM_MENU ? 0 : ~GetMaskOfAllowedCurrencies();
00177         int custom_index = -1;
00178 
00179         /* Add non-custom currencies; sorted naturally */
00180         for (uint i = 0; *items != INVALID_STRING_ID; items++, i++) {
00181           if (*items == STR_GAME_OPTIONS_CURRENCY_CUSTOM) {
00182             custom_index = i;
00183           } else {
00184             list->push_back(new DropDownListStringItem(*items, i, HasBit(disabled, i)));
00185           }
00186         }
00187         list->sort(DropDownListStringItem::NatSortFunc);
00188 
00189         /* Append custom currency at the end */
00190         if (custom_index >= 0) {
00191           list->push_back(new DropDownListItem(-1, false)); // separator line
00192           list->push_back(new DropDownListStringItem(STR_GAME_OPTIONS_CURRENCY_CUSTOM, custom_index, HasBit(disabled, custom_index)));
00193         }
00194         break;
00195       }
00196 
00197       case GOW_DISTANCE_DROPDOWN: { // Setup distance unit dropdown
00198         list = new DropDownList();
00199         *selected_index = this->opt->locale.units;
00200         const StringID *items = _units_dropdown;
00201         for (uint i = 0; *items != INVALID_STRING_ID; items++, i++) {
00202           list->push_back(new DropDownListStringItem(*items, i, false));
00203         }
00204         break;
00205       }
00206 
00207       case GOW_ROADSIDE_DROPDOWN: { // Setup road-side dropdown
00208         list = new DropDownList();
00209         *selected_index = this->opt->vehicle.road_side;
00210         const StringID *items = _driveside_dropdown;
00211         uint disabled = 0;
00212 
00213         /* You can only change the drive side if you are in the menu or ingame with
00214          * no vehicles present. In a networking game only the server can change it */
00215         extern bool RoadVehiclesAreBuilt();
00216         if ((_game_mode != GM_MENU && RoadVehiclesAreBuilt()) || (_networking && !_network_server)) {
00217           disabled = ~(1 << this->opt->vehicle.road_side); // disable the other value
00218         }
00219 
00220         for (uint i = 0; *items != INVALID_STRING_ID; items++, i++) {
00221           list->push_back(new DropDownListStringItem(*items, i, HasBit(disabled, i)));
00222         }
00223         break;
00224       }
00225 
00226       case GOW_TOWNNAME_DROPDOWN: { // Setup townname dropdown
00227         list = new DropDownList();
00228         *selected_index = this->opt->game_creation.town_name;
00229 
00230         int enabled_item = (_game_mode == GM_MENU || Town::GetNumItems() == 0) ? -1 : *selected_index;
00231 
00232         /* Add and sort original townnames generators */
00233         for (int i = 0; i < _nb_orig_names; i++) {
00234           list->push_back(new DropDownListStringItem(STR_GAME_OPTIONS_TOWN_NAME_ORIGINAL_ENGLISH + i, i, enabled_item != i && enabled_item >= 0));
00235         }
00236         list->sort(DropDownListStringItem::NatSortFunc);
00237 
00238         /* Add and sort newgrf townnames generators */
00239         DropDownList newgrf_names;
00240         for (int i = 0; i < _nb_grf_names; i++) {
00241           int result = _nb_orig_names + i;
00242           newgrf_names.push_back(new DropDownListStringItem(_grf_names[i], result, enabled_item != result && enabled_item >= 0));
00243         }
00244         newgrf_names.sort(DropDownListStringItem::NatSortFunc);
00245 
00246         /* Insert newgrf_names at the top of the list */
00247         if (newgrf_names.size() > 0) {
00248           newgrf_names.push_back(new DropDownListItem(-1, false)); // separator line
00249           list->splice(list->begin(), newgrf_names);
00250         }
00251         break;
00252       }
00253 
00254       case GOW_AUTOSAVE_DROPDOWN: { // Setup autosave dropdown
00255         list = new DropDownList();
00256         *selected_index = _settings_client.gui.autosave;
00257         const StringID *items = _autosave_dropdown;
00258         for (uint i = 0; *items != INVALID_STRING_ID; items++, i++) {
00259           list->push_back(new DropDownListStringItem(*items, i, false));
00260         }
00261         break;
00262       }
00263 
00264       case GOW_LANG_DROPDOWN: { // Setup interface language dropdown
00265         list = new DropDownList();
00266         for (uint i = 0; i < _languages.Length(); i++) {
00267           if (&_languages[i] == _current_language) *selected_index = i;
00268           list->push_back(new DropDownListStringItem(SPECSTR_LANGUAGE_START + i, i, false));
00269         }
00270         list->sort(DropDownListStringItem::NatSortFunc);
00271         break;
00272       }
00273 
00274       case GOW_RESOLUTION_DROPDOWN: // Setup resolution dropdown
00275         list = new DropDownList();
00276         *selected_index = GetCurRes();
00277         for (int i = 0; i < _num_resolutions; i++) {
00278           list->push_back(new DropDownListStringItem(SPECSTR_RESOLUTION_START + i, i, false));
00279         }
00280         break;
00281 
00282       case GOW_SCREENSHOT_DROPDOWN: // Setup screenshot format dropdown
00283         list = new DropDownList();
00284         *selected_index = _cur_screenshot_format;
00285         for (uint i = 0; i < _num_screenshot_formats; i++) {
00286           list->push_back(new DropDownListStringItem(SPECSTR_SCREENSHOT_START + i, i, false));
00287         }
00288         break;
00289 
00290       case GOW_BASE_GRF_DROPDOWN:
00291         list = BuiltSetDropDownList<BaseGraphics>(selected_index);
00292         break;
00293 
00294       case GOW_BASE_SFX_DROPDOWN:
00295         list = BuiltSetDropDownList<BaseSounds>(selected_index);
00296         break;
00297 
00298       case GOW_BASE_MUSIC_DROPDOWN:
00299         list = BuiltSetDropDownList<BaseMusic>(selected_index);
00300         break;
00301 
00302       default:
00303         return NULL;
00304     }
00305 
00306     return list;
00307   }
00308 
00309   virtual void SetStringParameters(int widget) const
00310   {
00311     switch (widget) {
00312       case GOW_CURRENCY_DROPDOWN:   SetDParam(0, _currency_specs[this->opt->locale.currency].name); break;
00313       case GOW_DISTANCE_DROPDOWN:   SetDParam(0, STR_GAME_OPTIONS_MEASURING_UNITS_IMPERIAL + this->opt->locale.units); break;
00314       case GOW_ROADSIDE_DROPDOWN:   SetDParam(0, STR_GAME_OPTIONS_ROAD_VEHICLES_DROPDOWN_LEFT + this->opt->vehicle.road_side); break;
00315       case GOW_TOWNNAME_DROPDOWN:   SetDParam(0, TownName(this->opt->game_creation.town_name)); break;
00316       case GOW_AUTOSAVE_DROPDOWN:   SetDParam(0, _autosave_dropdown[_settings_client.gui.autosave]); break;
00317       case GOW_LANG_DROPDOWN:       SetDParamStr(0, _current_language->own_name); break;
00318       case GOW_RESOLUTION_DROPDOWN: SetDParam(0, GetCurRes() == _num_resolutions ? STR_GAME_OPTIONS_RESOLUTION_OTHER : SPECSTR_RESOLUTION_START + GetCurRes()); break;
00319       case GOW_SCREENSHOT_DROPDOWN: SetDParam(0, SPECSTR_SCREENSHOT_START + _cur_screenshot_format); break;
00320       case GOW_BASE_GRF_DROPDOWN:   SetDParamStr(0, BaseGraphics::GetUsedSet()->name); break;
00321       case GOW_BASE_GRF_STATUS:     SetDParam(0, BaseGraphics::GetUsedSet()->GetNumInvalid()); break;
00322       case GOW_BASE_SFX_DROPDOWN:   SetDParamStr(0, BaseSounds::GetUsedSet()->name); break;
00323       case GOW_BASE_MUSIC_DROPDOWN: SetDParamStr(0, BaseMusic::GetUsedSet()->name); break;
00324       case GOW_BASE_MUSIC_STATUS:   SetDParam(0, BaseMusic::GetUsedSet()->GetNumInvalid()); break;
00325     }
00326   }
00327 
00328   virtual void DrawWidget(const Rect &r, int widget) const
00329   {
00330     switch (widget) {
00331       case GOW_BASE_GRF_DESCRIPTION:
00332         SetDParamStr(0, BaseGraphics::GetUsedSet()->GetDescription(GetCurrentLanguageIsoCode()));
00333         DrawStringMultiLine(r.left, r.right, r.top, UINT16_MAX, STR_BLACK_RAW_STRING);
00334         break;
00335 
00336       case GOW_BASE_SFX_DESCRIPTION:
00337         SetDParamStr(0, BaseSounds::GetUsedSet()->GetDescription(GetCurrentLanguageIsoCode()));
00338         DrawStringMultiLine(r.left, r.right, r.top, UINT16_MAX, STR_BLACK_RAW_STRING);
00339         break;
00340 
00341       case GOW_BASE_MUSIC_DESCRIPTION:
00342         SetDParamStr(0, BaseMusic::GetUsedSet()->GetDescription(GetCurrentLanguageIsoCode()));
00343         DrawStringMultiLine(r.left, r.right, r.top, UINT16_MAX, STR_BLACK_RAW_STRING);
00344         break;
00345     }
00346   }
00347 
00348   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00349   {
00350     switch (widget) {
00351       case GOW_BASE_GRF_DESCRIPTION:
00352         /* Find the biggest description for the default size. */
00353         for (int i = 0; i < BaseGraphics::GetNumSets(); i++) {
00354           SetDParamStr(0, BaseGraphics::GetSet(i)->GetDescription(GetCurrentLanguageIsoCode()));
00355           size->height = max(size->height, (uint)GetStringHeight(STR_BLACK_RAW_STRING, size->width));
00356         }
00357         break;
00358 
00359       case GOW_BASE_GRF_STATUS:
00360         /* Find the biggest description for the default size. */
00361         for (int i = 0; i < BaseGraphics::GetNumSets(); i++) {
00362           uint invalid_files = BaseGraphics::GetSet(i)->GetNumInvalid();
00363           if (invalid_files == 0) continue;
00364 
00365           SetDParam(0, invalid_files);
00366           *size = maxdim(*size, GetStringBoundingBox(STR_GAME_OPTIONS_BASE_GRF_STATUS));
00367         }
00368         break;
00369 
00370       case GOW_BASE_SFX_DESCRIPTION:
00371         /* Find the biggest description for the default size. */
00372         for (int i = 0; i < BaseSounds::GetNumSets(); i++) {
00373           SetDParamStr(0, BaseSounds::GetSet(i)->GetDescription(GetCurrentLanguageIsoCode()));
00374           size->height = max(size->height, (uint)GetStringHeight(STR_BLACK_RAW_STRING, size->width));
00375         }
00376         break;
00377 
00378       case GOW_BASE_MUSIC_DESCRIPTION:
00379         /* Find the biggest description for the default size. */
00380         for (int i = 0; i < BaseMusic::GetNumSets(); i++) {
00381           SetDParamStr(0, BaseMusic::GetSet(i)->GetDescription(GetCurrentLanguageIsoCode()));
00382           size->height = max(size->height, (uint)GetStringHeight(STR_BLACK_RAW_STRING, size->width));
00383         }
00384         break;
00385 
00386       case GOW_BASE_MUSIC_STATUS:
00387         /* Find the biggest description for the default size. */
00388         for (int i = 0; i < BaseMusic::GetNumSets(); i++) {
00389           uint invalid_files = BaseMusic::GetSet(i)->GetNumInvalid();
00390           if (invalid_files == 0) continue;
00391 
00392           SetDParam(0, invalid_files);
00393           *size = maxdim(*size, GetStringBoundingBox(STR_GAME_OPTIONS_BASE_MUSIC_STATUS));
00394         }
00395         break;
00396 
00397       default: {
00398         int selected;
00399         DropDownList *list = this->BuildDropDownList(widget, &selected);
00400         if (list != NULL) {
00401           /* Find the biggest item for the default size. */
00402           for (DropDownList::iterator it = list->begin(); it != list->end(); it++) {
00403             static const Dimension extra = {WD_DROPDOWNTEXT_LEFT + WD_DROPDOWNTEXT_RIGHT, WD_DROPDOWNTEXT_TOP + WD_DROPDOWNTEXT_BOTTOM};
00404             Dimension string_dim;
00405             int width = (*it)->Width();
00406             string_dim.width = width + extra.width;
00407             string_dim.height = (*it)->Height(width) + extra.height;
00408             *size = maxdim(*size, string_dim);
00409             delete *it;
00410           }
00411           delete list;
00412         }
00413       }
00414     }
00415   }
00416 
00417   virtual void OnClick(Point pt, int widget, int click_count)
00418   {
00419     switch (widget) {
00420       case GOW_FULLSCREEN_BUTTON: // Click fullscreen on/off
00421         /* try to toggle full-screen on/off */
00422         if (!ToggleFullScreen(!_fullscreen)) {
00423           ShowErrorMessage(STR_ERROR_FULLSCREEN_FAILED, INVALID_STRING_ID, WL_ERROR);
00424         }
00425         this->SetWidgetLoweredState(GOW_FULLSCREEN_BUTTON, _fullscreen);
00426         this->SetDirty();
00427         break;
00428 
00429       default: {
00430         int selected;
00431         DropDownList *list = this->BuildDropDownList(widget, &selected);
00432         if (list != NULL) {
00433           ShowDropDownList(this, list, selected, widget);
00434         }
00435         break;
00436       }
00437     }
00438   }
00439 
00445   template <class T>
00446   void SetMediaSet(int index)
00447   {
00448     if (_game_mode == GM_MENU) {
00449       const char *name = T::GetSet(index)->name;
00450 
00451       free(const_cast<char *>(T::ini_set));
00452       T::ini_set = strdup(name);
00453 
00454       T::SetSet(name);
00455       this->reload = true;
00456       this->InvalidateData();
00457     }
00458   }
00459 
00460   virtual void OnDropdownSelect(int widget, int index)
00461   {
00462     switch (widget) {
00463       case GOW_CURRENCY_DROPDOWN: // Currency
00464         if (index == CUSTOM_CURRENCY_ID) ShowCustCurrency();
00465         this->opt->locale.currency = index;
00466         ReInitAllWindows();
00467         break;
00468 
00469       case GOW_DISTANCE_DROPDOWN: // Measuring units
00470         this->opt->locale.units = index;
00471         MarkWholeScreenDirty();
00472         break;
00473 
00474       case GOW_ROADSIDE_DROPDOWN: // Road side
00475         if (this->opt->vehicle.road_side != index) { // only change if setting changed
00476           uint i;
00477           if (GetSettingFromName("vehicle.road_side", &i) == NULL) NOT_REACHED();
00478           SetSettingValue(i, index);
00479           MarkWholeScreenDirty();
00480         }
00481         break;
00482 
00483       case GOW_TOWNNAME_DROPDOWN: // Town names
00484         if (_game_mode == GM_MENU || Town::GetNumItems() == 0) {
00485           this->opt->game_creation.town_name = index;
00486           SetWindowDirty(WC_GAME_OPTIONS, 0);
00487         }
00488         break;
00489 
00490       case GOW_AUTOSAVE_DROPDOWN: // Autosave options
00491         _settings_client.gui.autosave = index;
00492         this->SetDirty();
00493         break;
00494 
00495       case GOW_LANG_DROPDOWN: // Change interface language
00496         ReadLanguagePack(&_languages[index]);
00497         DeleteWindowByClass(WC_QUERY_STRING);
00498         CheckForMissingGlyphsInLoadedLanguagePack();
00499         UpdateAllVirtCoords();
00500         ReInitAllWindows();
00501         break;
00502 
00503       case GOW_RESOLUTION_DROPDOWN: // Change resolution
00504         if (index < _num_resolutions && ChangeResInGame(_resolutions[index].width, _resolutions[index].height)) {
00505           this->SetDirty();
00506         }
00507         break;
00508 
00509       case GOW_SCREENSHOT_DROPDOWN: // Change screenshot format
00510         SetScreenshotFormat(index);
00511         this->SetDirty();
00512         break;
00513 
00514       case GOW_BASE_GRF_DROPDOWN:
00515         this->SetMediaSet<BaseGraphics>(index);
00516         break;
00517 
00518       case GOW_BASE_SFX_DROPDOWN:
00519         this->SetMediaSet<BaseSounds>(index);
00520         break;
00521 
00522       case GOW_BASE_MUSIC_DROPDOWN:
00523         this->SetMediaSet<BaseMusic>(index);
00524         break;
00525     }
00526   }
00527 
00533   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
00534   {
00535     if (!gui_scope) return;
00536     this->SetWidgetLoweredState(GOW_FULLSCREEN_BUTTON, _fullscreen);
00537 
00538     bool missing_files = BaseGraphics::GetUsedSet()->GetNumMissing() == 0;
00539     this->GetWidget<NWidgetCore>(GOW_BASE_GRF_STATUS)->SetDataTip(missing_files ? STR_EMPTY : STR_GAME_OPTIONS_BASE_GRF_STATUS, STR_NULL);
00540 
00541     missing_files = BaseMusic::GetUsedSet()->GetNumInvalid() == 0;
00542     this->GetWidget<NWidgetCore>(GOW_BASE_MUSIC_STATUS)->SetDataTip(missing_files ? STR_EMPTY : STR_GAME_OPTIONS_BASE_MUSIC_STATUS, STR_NULL);
00543   }
00544 };
00545 
00546 static const NWidgetPart _nested_game_options_widgets[] = {
00547   NWidget(NWID_HORIZONTAL),
00548     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00549     NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00550   EndContainer(),
00551   NWidget(WWT_PANEL, COLOUR_GREY, GOW_BACKGROUND), SetPIP(6, 6, 10),
00552     NWidget(NWID_HORIZONTAL), SetPIP(10, 10, 10),
00553       NWidget(NWID_VERTICAL), SetPIP(0, 6, 0),
00554         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_CURRENCY_UNITS_FRAME, STR_NULL),
00555           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),
00556         EndContainer(),
00557         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_ROAD_VEHICLES_FRAME, STR_NULL),
00558           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),
00559         EndContainer(),
00560         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_AUTOSAVE_FRAME, STR_NULL),
00561           NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_AUTOSAVE_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_TOOLTIP), SetFill(1, 0),
00562         EndContainer(),
00563         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_RESOLUTION, STR_NULL),
00564           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),
00565           NWidget(NWID_HORIZONTAL),
00566             NWidget(WWT_TEXT, COLOUR_GREY), SetMinimalSize(0, 12), SetFill(1, 0), SetDataTip(STR_GAME_OPTIONS_FULLSCREEN, STR_NULL),
00567             NWidget(WWT_TEXTBTN, COLOUR_GREY, GOW_FULLSCREEN_BUTTON), SetMinimalSize(21, 9), SetDataTip(STR_EMPTY, STR_GAME_OPTIONS_FULLSCREEN_TOOLTIP),
00568           EndContainer(),
00569         EndContainer(),
00570       EndContainer(),
00571 
00572       NWidget(NWID_VERTICAL), SetPIP(0, 6, 0),
00573         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_MEASURING_UNITS_FRAME, STR_NULL),
00574           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),
00575         EndContainer(),
00576         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_TOWN_NAMES_FRAME, STR_NULL),
00577           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),
00578         EndContainer(),
00579         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_LANGUAGE, STR_NULL),
00580           NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_LANG_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_RAW_STRING, STR_GAME_OPTIONS_LANGUAGE_TOOLTIP), SetFill(1, 0),
00581         EndContainer(),
00582         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_SCREENSHOT_FORMAT, STR_NULL),
00583           NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_SCREENSHOT_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_SCREENSHOT_FORMAT_TOOLTIP), SetFill(1, 0),
00584         EndContainer(),
00585         NWidget(NWID_SPACER), SetMinimalSize(0, 0), SetFill(0, 1),
00586       EndContainer(),
00587     EndContainer(),
00588 
00589     NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_BASE_GRF, STR_NULL), SetPadding(0, 10, 0, 10),
00590       NWidget(NWID_HORIZONTAL), SetPIP(0, 30, 0),
00591         NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_BASE_GRF_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_RAW_STRING, STR_GAME_OPTIONS_BASE_GRF_TOOLTIP),
00592         NWidget(WWT_TEXT, COLOUR_GREY, GOW_BASE_GRF_STATUS), SetMinimalSize(150, 12), SetDataTip(STR_EMPTY, STR_NULL), SetFill(1, 0),
00593       EndContainer(),
00594       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),
00595     EndContainer(),
00596 
00597     NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_BASE_SFX, STR_NULL), SetPadding(0, 10, 0, 10),
00598       NWidget(NWID_HORIZONTAL), SetPIP(0, 30, 0),
00599         NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_BASE_SFX_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_RAW_STRING, STR_GAME_OPTIONS_BASE_SFX_TOOLTIP),
00600         NWidget(NWID_SPACER), SetFill(1, 0),
00601       EndContainer(),
00602       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),
00603     EndContainer(),
00604 
00605     NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_BASE_MUSIC, STR_NULL), SetPadding(0, 10, 0, 10),
00606       NWidget(NWID_HORIZONTAL), SetPIP(0, 30, 0),
00607         NWidget(WWT_DROPDOWN, COLOUR_GREY, GOW_BASE_MUSIC_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_RAW_STRING, STR_GAME_OPTIONS_BASE_MUSIC_TOOLTIP),
00608         NWidget(WWT_TEXT, COLOUR_GREY, GOW_BASE_MUSIC_STATUS), SetMinimalSize(150, 12), SetDataTip(STR_EMPTY, STR_NULL), SetFill(1, 0),
00609       EndContainer(),
00610       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),
00611     EndContainer(),
00612   EndContainer(),
00613 };
00614 
00615 static const WindowDesc _game_options_desc(
00616   WDP_CENTER, 0, 0,
00617   WC_GAME_OPTIONS, WC_NONE,
00618   WDF_UNCLICK_BUTTONS,
00619   _nested_game_options_widgets, lengthof(_nested_game_options_widgets)
00620 );
00621 
00623 void ShowGameOptions()
00624 {
00625   DeleteWindowById(WC_GAME_OPTIONS, 0);
00626   new GameOptionsWindow(&_game_options_desc);
00627 }
00628 
00629 extern void StartupEconomy();
00630 
00631 
00632 /* Names of the game difficulty settings window */
00633 enum GameDifficultyWidgets {
00634   GDW_LVL_EASY,
00635   GDW_LVL_MEDIUM,
00636   GDW_LVL_HARD,
00637   GDW_LVL_CUSTOM,
00638   GDW_HIGHSCORE,
00639   GDW_ACCEPT,
00640   GDW_CANCEL,
00641 
00642   GDW_OPTIONS_START,
00643 };
00644 
00645 void SetDifficultyLevel(int mode, DifficultySettings *gm_opt);
00646 
00647 class GameDifficultyWindow : public Window {
00648 private:
00649   /* Temporary holding place of values in the difficulty window until 'Save' is clicked */
00650   GameSettings opt_mod_temp;
00651 
00652 public:
00654   static const uint GAME_DIFFICULTY_NUM = 18;
00656   static const uint WIDGETS_PER_DIFFICULTY = 3;
00657 
00658   GameDifficultyWindow(const WindowDesc *desc) : Window()
00659   {
00660     this->InitNested(desc);
00661 
00662     /* Copy current settings (ingame or in intro) to temporary holding place
00663      * change that when setting stuff, copy back on clicking 'OK' */
00664     this->opt_mod_temp = GetGameSettings();
00665     /* Setup disabled buttons when creating window
00666      * disable all other difficulty buttons during gameplay except for 'custom' */
00667     this->SetWidgetsDisabledState(_game_mode != GM_MENU,
00668       GDW_LVL_EASY,
00669       GDW_LVL_MEDIUM,
00670       GDW_LVL_HARD,
00671       GDW_LVL_CUSTOM,
00672       WIDGET_LIST_END);
00673     this->SetWidgetDisabledState(GDW_HIGHSCORE, _game_mode == GM_EDITOR || _networking); // highscore chart in multiplayer
00674     this->SetWidgetDisabledState(GDW_ACCEPT, _networking && !_network_server); // Save-button in multiplayer (and if client)
00675     this->LowerWidget(GDW_LVL_EASY + this->opt_mod_temp.difficulty.diff_level);
00676     this->OnInvalidateData();
00677   }
00678 
00679   virtual void SetStringParameters(int widget) const
00680   {
00681     widget -= GDW_OPTIONS_START;
00682     if (widget < 0 || (widget % 3) != 2) return;
00683 
00684     widget /= 3;
00685 
00686     uint i;
00687     const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i) + widget;
00688     int32 value = (int32)ReadValue(GetVariableAddress(&this->opt_mod_temp, &sd->save), sd->save.conv);
00689     SetDParam(0, sd->desc.val_str + value);
00690   }
00691 
00692   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00693   {
00694     /* Only for the 'descriptions' */
00695     int index = widget - GDW_OPTIONS_START;
00696     if (index < 0 || (index % 3) != 2) return;
00697 
00698     index /= 3;
00699 
00700     uint i;
00701     const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i) + index;
00702     const SettingDescBase *sdb = &sd->desc;
00703 
00704     /* Get the string and try all strings from the smallest to the highest value */
00705     StringID str = this->GetWidget<NWidgetCore>(widget)->widget_data;
00706     for (int32 value = sdb->min; (uint32)value <= sdb->max; value += sdb->interval) {
00707       SetDParam(0, sdb->val_str + value);
00708       *size = maxdim(*size, GetStringBoundingBox(str));
00709     }
00710   }
00711 
00712   virtual void OnClick(Point pt, int widget, int click_count)
00713   {
00714     if (widget >= GDW_OPTIONS_START) {
00715       widget -= GDW_OPTIONS_START;
00716       if ((widget % 3) == 2) return;
00717 
00718       /* Don't allow clients to make any changes */
00719       if (_networking && !_network_server) return;
00720 
00721       uint i;
00722       const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i) + (widget / 3);
00723       const SettingDescBase *sdb = &sd->desc;
00724 
00725       int32 val = (int32)ReadValue(GetVariableAddress(&this->opt_mod_temp, &sd->save), sd->save.conv);
00726       if (widget % 3 == 1) {
00727         /* Increase button clicked */
00728         val = min(val + sdb->interval, (int32)sdb->max);
00729       } else {
00730         /* Decrease button clicked */
00731         val -= sdb->interval;
00732         val = max(val, sdb->min);
00733       }
00734 
00735       /* save value in temporary variable */
00736       WriteValue(GetVariableAddress(&this->opt_mod_temp, &sd->save), sd->save.conv, val);
00737       this->RaiseWidget(GDW_LVL_EASY + this->opt_mod_temp.difficulty.diff_level);
00738       SetDifficultyLevel(3, &this->opt_mod_temp.difficulty); // set difficulty level to custom
00739       this->LowerWidget(GDW_LVL_CUSTOM);
00740       this->InvalidateData();
00741 
00742       if (widget / 3 == 0 &&
00743 #ifdef ENABLE_AI
00744           AI::GetInfoList()->size() == 0 &&
00745 #endif /* ENABLE_AI */
00746           this->opt_mod_temp.difficulty.max_no_competitors != 0) {
00747         ShowErrorMessage(STR_WARNING_NO_SUITABLE_AI, INVALID_STRING_ID, WL_CRITICAL);
00748       }
00749       return;
00750     }
00751 
00752     switch (widget) {
00753       case GDW_LVL_EASY:
00754       case GDW_LVL_MEDIUM:
00755       case GDW_LVL_HARD:
00756       case GDW_LVL_CUSTOM:
00757         /* temporarily change difficulty level */
00758         this->RaiseWidget(GDW_LVL_EASY + this->opt_mod_temp.difficulty.diff_level);
00759         SetDifficultyLevel(widget - GDW_LVL_EASY, &this->opt_mod_temp.difficulty);
00760         this->LowerWidget(GDW_LVL_EASY + this->opt_mod_temp.difficulty.diff_level);
00761         this->InvalidateData();
00762         break;
00763 
00764       case GDW_HIGHSCORE: // Highscore Table
00765         ShowHighscoreTable(this->opt_mod_temp.difficulty.diff_level, -1);
00766         break;
00767 
00768       case GDW_ACCEPT: { // Save button - save changes
00769         GameSettings *opt_ptr = &GetGameSettings();
00770 
00771         uint i;
00772         GetSettingFromName("difficulty.diff_level", &i);
00773         DoCommandP(0, i, this->opt_mod_temp.difficulty.diff_level, CMD_CHANGE_SETTING);
00774 
00775         const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i);
00776         for (uint btn = 0; btn != GAME_DIFFICULTY_NUM; btn++, sd++) {
00777           int32 new_val = (int32)ReadValue(GetVariableAddress(&this->opt_mod_temp, &sd->save), sd->save.conv);
00778           int32 cur_val = (int32)ReadValue(GetVariableAddress(opt_ptr, &sd->save), sd->save.conv);
00779           /* if setting has changed, change it */
00780           if (new_val != cur_val) {
00781             DoCommandP(0, i + btn, new_val, CMD_CHANGE_SETTING);
00782           }
00783         }
00784         delete this;
00785         /* If we are in the editor, we should reload the economy.
00786          * This way when you load a game, the max loan and interest rate
00787          * are loaded correctly. */
00788         if (_game_mode == GM_EDITOR) StartupEconomy();
00789         break;
00790       }
00791 
00792       case GDW_CANCEL: // Cancel button - close window, abandon changes
00793         delete this;
00794         break;
00795     }
00796   }
00797 
00803   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
00804   {
00805     if (!gui_scope) return;
00806     uint i;
00807     const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i);
00808     for (i = 0; i < GAME_DIFFICULTY_NUM; i++, sd++) {
00809       const SettingDescBase *sdb = &sd->desc;
00810       /* skip deprecated difficulty options */
00811       if (!SlIsObjectCurrentlyValid(sd->save.version_from, sd->save.version_to)) continue;
00812       int32 value = (int32)ReadValue(GetVariableAddress(&this->opt_mod_temp, &sd->save), sd->save.conv);
00813       bool disable = (sd->desc.flags & SGF_NEWGAME_ONLY) &&
00814           (_game_mode == GM_NORMAL ||
00815           (_game_mode == GM_EDITOR && (sd->desc.flags & SGF_SCENEDIT_TOO) == 0));
00816 
00817       this->SetWidgetDisabledState(GDW_OPTIONS_START + i * 3 + 0, disable || sdb->min == value);
00818       this->SetWidgetDisabledState(GDW_OPTIONS_START + i * 3 + 1, disable || sdb->max == (uint32)value);
00819     }
00820   }
00821 };
00822 
00823 static NWidgetBase *MakeDifficultyOptionsWidgets(int *biggest_index)
00824 {
00825   NWidgetVertical *vert_desc = new NWidgetVertical;
00826 
00827   int widnum = GDW_OPTIONS_START;
00828   uint i, j;
00829   const SettingDesc *sd = GetSettingFromName("difficulty.max_no_competitors", &i);
00830 
00831   for (i = 0, j = 0; i < GameDifficultyWindow::GAME_DIFFICULTY_NUM; i++, sd++, widnum += GameDifficultyWindow::WIDGETS_PER_DIFFICULTY) {
00832     if (!SlIsObjectCurrentlyValid(sd->save.version_from, sd->save.version_to)) continue;
00833 
00834     NWidgetHorizontal *hor = new NWidgetHorizontal;
00835 
00836     /* [<] button. */
00837     NWidgetLeaf *leaf = new NWidgetLeaf(WWT_PUSHARROWBTN, COLOUR_YELLOW, widnum, AWV_DECREASE, STR_TOOLTIP_HSCROLL_BAR_SCROLLS_LIST);
00838     hor->Add(leaf);
00839 
00840     /* [>] button. */
00841     leaf = new NWidgetLeaf(WWT_PUSHARROWBTN, COLOUR_YELLOW, widnum + 1, AWV_INCREASE, STR_TOOLTIP_HSCROLL_BAR_SCROLLS_LIST);
00842     hor->Add(leaf);
00843 
00844     /* Some spacing between the text and the description */
00845     NWidgetSpacer *spacer = new NWidgetSpacer(5, 0);
00846     hor->Add(spacer);
00847 
00848     /* Descriptive text. */
00849     leaf = new NWidgetLeaf(WWT_TEXT, COLOUR_YELLOW, widnum + 2, STR_DIFFICULTY_LEVEL_SETTING_MAXIMUM_NO_COMPETITORS + (j++), STR_NULL);
00850     leaf->SetFill(1, 0);
00851     hor->Add(leaf);
00852     vert_desc->Add(hor);
00853 
00854     /* Space vertically */
00855     vert_desc->Add(new NWidgetSpacer(0, 2));
00856   }
00857   *biggest_index = widnum - 1;
00858   return vert_desc;
00859 }
00860 
00861 
00863 static const NWidgetPart _nested_game_difficulty_widgets[] = {
00864   NWidget(WWT_CAPTION, COLOUR_MAUVE), SetDataTip(STR_DIFFICULTY_LEVEL_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00865   NWidget(WWT_PANEL, COLOUR_MAUVE),
00866     NWidget(NWID_VERTICAL), SetPIP(2, 0, 2),
00867       NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(10, 0, 10),
00868         NWidget(WWT_TEXTBTN, COLOUR_YELLOW, GDW_LVL_EASY), SetDataTip(STR_DIFFICULTY_LEVEL_EASY, STR_NULL), SetFill(1, 0),
00869         NWidget(WWT_TEXTBTN, COLOUR_YELLOW, GDW_LVL_MEDIUM), SetDataTip(STR_DIFFICULTY_LEVEL_MEDIUM, STR_NULL), SetFill(1, 0),
00870         NWidget(WWT_TEXTBTN, COLOUR_YELLOW, GDW_LVL_HARD), SetDataTip(STR_DIFFICULTY_LEVEL_HARD, STR_NULL), SetFill(1, 0),
00871         NWidget(WWT_TEXTBTN, COLOUR_YELLOW, GDW_LVL_CUSTOM), SetDataTip(STR_DIFFICULTY_LEVEL_CUSTOM, STR_NULL), SetFill(1, 0),
00872       EndContainer(),
00873       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 10),
00874         NWidget(WWT_PUSHTXTBTN, COLOUR_GREEN, GDW_HIGHSCORE), SetDataTip(STR_DIFFICULTY_LEVEL_HIGH_SCORE_BUTTON, STR_NULL), SetFill(1, 0),
00875       EndContainer(),
00876     EndContainer(),
00877   EndContainer(),
00878   NWidget(WWT_PANEL, COLOUR_MAUVE),
00879     NWidget(NWID_VERTICAL), SetPIP(3, 0, 1),
00880       NWidget(NWID_HORIZONTAL), SetPIP(5, 0, 5),
00881         NWidgetFunction(MakeDifficultyOptionsWidgets),
00882       EndContainer(),
00883     EndContainer(),
00884   EndContainer(),
00885   NWidget(WWT_PANEL, COLOUR_MAUVE),
00886     NWidget(NWID_VERTICAL), SetPIP(2, 0, 2),
00887       NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(10, 0, 10),
00888         NWidget(NWID_SPACER), SetFill(1, 0),
00889         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, GDW_ACCEPT), SetDataTip(STR_DIFFICULTY_LEVEL_SAVE, STR_NULL), SetFill(1, 0),
00890         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, GDW_CANCEL), SetDataTip(STR_BUTTON_CANCEL, STR_NULL), SetFill(1, 0),
00891         NWidget(NWID_SPACER), SetFill(1, 0),
00892       EndContainer(),
00893     EndContainer(),
00894   EndContainer(),
00895 };
00896 
00898 static const WindowDesc _game_difficulty_desc(
00899   WDP_CENTER, 0, 0,
00900   WC_GAME_OPTIONS, WC_NONE,
00901   WDF_UNCLICK_BUTTONS,
00902   _nested_game_difficulty_widgets, lengthof(_nested_game_difficulty_widgets)
00903 );
00904 
00906 void ShowGameDifficulty()
00907 {
00908   DeleteWindowById(WC_GAME_OPTIONS, 0);
00909   new GameDifficultyWindow(&_game_difficulty_desc);
00910 }
00911 
00912 static int SETTING_HEIGHT = 11;    
00913 static const int LEVEL_WIDTH = 15; 
00914 
00919 enum SettingEntryFlags {
00920   SEF_LEFT_DEPRESSED  = 0x01, 
00921   SEF_RIGHT_DEPRESSED = 0x02, 
00922   SEF_BUTTONS_MASK = (SEF_LEFT_DEPRESSED | SEF_RIGHT_DEPRESSED), 
00923 
00924   SEF_LAST_FIELD = 0x04, 
00925 
00926   /* Entry kind */
00927   SEF_SETTING_KIND = 0x10, 
00928   SEF_SUBTREE_KIND = 0x20, 
00929   SEF_KIND_MASK    = (SEF_SETTING_KIND | SEF_SUBTREE_KIND), 
00930 };
00931 
00932 struct SettingsPage; // Forward declaration
00933 
00935 struct SettingEntrySubtree {
00936   SettingsPage *page; 
00937   bool folded;        
00938   StringID title;     
00939 };
00940 
00942 struct SettingEntrySetting {
00943   const char *name;           
00944   const SettingDesc *setting; 
00945   uint index;                 
00946 };
00947 
00949 struct SettingEntry {
00950   byte flags; 
00951   byte level; 
00952   union {
00953     SettingEntrySetting entry; 
00954     SettingEntrySubtree sub;   
00955   } d; 
00956 
00957   SettingEntry(const char *nm);
00958   SettingEntry(SettingsPage *sub, StringID title);
00959 
00960   void Init(byte level, bool last_field);
00961   void FoldAll();
00962   void SetButtons(byte new_val);
00963 
00964   uint Length() const;
00965   SettingEntry *FindEntry(uint row, uint *cur_row);
00966 
00967   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);
00968 
00969 private:
00970   void DrawSetting(GameSettings *settings_ptr, const SettingDesc *sd, int x, int y, int max_x, int state);
00971 };
00972 
00974 struct SettingsPage {
00975   SettingEntry *entries; 
00976   byte num;              
00977 
00978   void Init(byte level = 0);
00979   void FoldAll();
00980 
00981   uint Length() const;
00982   SettingEntry *FindEntry(uint row, uint *cur_row) const;
00983 
00984   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;
00985 };
00986 
00987 
00988 /* == SettingEntry methods == */
00989 
00994 SettingEntry::SettingEntry(const char *nm)
00995 {
00996   this->flags = SEF_SETTING_KIND;
00997   this->level = 0;
00998   this->d.entry.name = nm;
00999   this->d.entry.setting = NULL;
01000   this->d.entry.index = 0;
01001 }
01002 
01008 SettingEntry::SettingEntry(SettingsPage *sub, StringID title)
01009 {
01010   this->flags = SEF_SUBTREE_KIND;
01011   this->level = 0;
01012   this->d.sub.page = sub;
01013   this->d.sub.folded = true;
01014   this->d.sub.title = title;
01015 }
01016 
01022 void SettingEntry::Init(byte level, bool last_field)
01023 {
01024   this->level = level;
01025   if (last_field) this->flags |= SEF_LAST_FIELD;
01026 
01027   switch (this->flags & SEF_KIND_MASK) {
01028     case SEF_SETTING_KIND:
01029       this->d.entry.setting = GetSettingFromName(this->d.entry.name, &this->d.entry.index);
01030       assert(this->d.entry.setting != NULL);
01031       break;
01032     case SEF_SUBTREE_KIND:
01033       this->d.sub.page->Init(level + 1);
01034       break;
01035     default: NOT_REACHED();
01036   }
01037 }
01038 
01040 void SettingEntry::FoldAll()
01041 {
01042   switch (this->flags & SEF_KIND_MASK) {
01043     case SEF_SETTING_KIND:
01044       break;
01045 
01046     case SEF_SUBTREE_KIND:
01047       this->d.sub.folded = true;
01048       this->d.sub.page->FoldAll();
01049       break;
01050 
01051     default: NOT_REACHED();
01052   }
01053 }
01054 
01055 
01061 void SettingEntry::SetButtons(byte new_val)
01062 {
01063   assert((new_val & ~SEF_BUTTONS_MASK) == 0); // Should not touch any flags outside the buttons
01064   this->flags = (this->flags & ~SEF_BUTTONS_MASK) | new_val;
01065 }
01066 
01068 uint SettingEntry::Length() const
01069 {
01070   switch (this->flags & SEF_KIND_MASK) {
01071     case SEF_SETTING_KIND:
01072       return 1;
01073     case SEF_SUBTREE_KIND:
01074       if (this->d.sub.folded) return 1; // Only displaying the title
01075 
01076       return 1 + this->d.sub.page->Length(); // 1 extra row for the title
01077     default: NOT_REACHED();
01078   }
01079 }
01080 
01087 SettingEntry *SettingEntry::FindEntry(uint row_num, uint *cur_row)
01088 {
01089   if (row_num == *cur_row) return this;
01090 
01091   switch (this->flags & SEF_KIND_MASK) {
01092     case SEF_SETTING_KIND:
01093       (*cur_row)++;
01094       break;
01095     case SEF_SUBTREE_KIND:
01096       (*cur_row)++; // add one for row containing the title
01097       if (this->d.sub.folded) {
01098         break;
01099       }
01100 
01101       /* sub-page is visible => search it too */
01102       return this->d.sub.page->FindEntry(row_num, cur_row);
01103     default: NOT_REACHED();
01104   }
01105   return NULL;
01106 }
01107 
01134 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)
01135 {
01136   if (cur_row >= max_row) return cur_row;
01137 
01138   bool rtl = _current_text_dir == TD_RTL;
01139   int offset = rtl ? -4 : 4;
01140   int level_width = rtl ? -LEVEL_WIDTH : LEVEL_WIDTH;
01141 
01142   int x = rtl ? right : left;
01143   int y = base_y;
01144   if (cur_row >= first_row) {
01145     int colour = _colour_gradient[COLOUR_ORANGE][4];
01146     y = base_y + (cur_row - first_row) * SETTING_HEIGHT; // Compute correct y start position
01147 
01148     /* Draw vertical for parent nesting levels */
01149     for (uint lvl = 0; lvl < this->level; lvl++) {
01150       if (!HasBit(parent_last, lvl)) GfxDrawLine(x + offset, y, x + offset, y + SETTING_HEIGHT - 1, colour);
01151       x += level_width;
01152     }
01153     /* draw own |- prefix */
01154     int halfway_y = y + SETTING_HEIGHT / 2;
01155     int bottom_y = (flags & SEF_LAST_FIELD) ? halfway_y : y + SETTING_HEIGHT - 1;
01156     GfxDrawLine(x + offset, y, x + offset, bottom_y, colour);
01157     /* Small horizontal line from the last vertical line */
01158     GfxDrawLine(x + offset, halfway_y, x + level_width - offset, halfway_y, colour);
01159     x += level_width;
01160   }
01161 
01162   switch (this->flags & SEF_KIND_MASK) {
01163     case SEF_SETTING_KIND:
01164       if (cur_row >= first_row) {
01165         DrawSetting(settings_ptr, this->d.entry.setting, rtl ? left : x, rtl ? x : right, y, this->flags & SEF_BUTTONS_MASK);
01166       }
01167       cur_row++;
01168       break;
01169     case SEF_SUBTREE_KIND:
01170       if (cur_row >= first_row) {
01171         DrawSprite((this->d.sub.folded ? SPR_CIRCLE_FOLDED : SPR_CIRCLE_UNFOLDED), PAL_NONE, rtl ? x - 8 : x, y + (SETTING_HEIGHT - 11) / 2);
01172         DrawString(rtl ? left : x + 12, rtl ? x - 12 : right, y, this->d.sub.title);
01173       }
01174       cur_row++;
01175       if (!this->d.sub.folded) {
01176         if (this->flags & SEF_LAST_FIELD) {
01177           assert(this->level < sizeof(parent_last));
01178           SetBit(parent_last, this->level); // Add own last-field state
01179         }
01180 
01181         cur_row = this->d.sub.page->Draw(settings_ptr, left, right, base_y, first_row, max_row, cur_row, parent_last);
01182       }
01183       break;
01184     default: NOT_REACHED();
01185   }
01186   return cur_row;
01187 }
01188 
01189 static const void *ResolveVariableAddress(const GameSettings *settings_ptr, const SettingDesc *sd)
01190 {
01191   if ((sd->desc.flags & SGF_PER_COMPANY) != 0) {
01192     if (Company::IsValidID(_local_company) && _game_mode != GM_MENU) {
01193       return GetVariableAddress(&Company::Get(_local_company)->settings, &sd->save);
01194     } else {
01195       return GetVariableAddress(&_settings_client.company, &sd->save);
01196     }
01197   } else {
01198     return GetVariableAddress(settings_ptr, &sd->save);
01199   }
01200 }
01201 
01211 void SettingEntry::DrawSetting(GameSettings *settings_ptr, const SettingDesc *sd, int left, int right, int y, int state)
01212 {
01213   const SettingDescBase *sdb = &sd->desc;
01214   const void *var = ResolveVariableAddress(settings_ptr, sd);
01215   bool editable = true;
01216   bool disabled = false;
01217 
01218   bool rtl = _current_text_dir == TD_RTL;
01219   uint buttons_left = rtl ? right - 19 : left;
01220   uint text_left  = left + (rtl ? 0 : 25);
01221   uint text_right = right - (rtl ? 25 : 0);
01222   uint button_y = y + (SETTING_HEIGHT - 11) / 2;
01223 
01224   /* We do not allow changes of some items when we are a client in a networkgame */
01225   if (!(sd->save.conv & SLF_NO_NETWORK_SYNC) && _networking && !_network_server && !(sdb->flags & SGF_PER_COMPANY)) editable = false;
01226   if ((sdb->flags & SGF_NETWORK_ONLY) && !_networking) editable = false;
01227   if ((sdb->flags & SGF_NO_NETWORK) && _networking) editable = false;
01228 
01229   if (sdb->cmd == SDT_BOOLX) {
01230     static const Colours _bool_ctabs[2][2] = {{COLOUR_CREAM, COLOUR_RED}, {COLOUR_DARK_GREEN, COLOUR_GREEN}};
01231     /* Draw checkbox for boolean-value either on/off */
01232     bool on = ReadValue(var, sd->save.conv) != 0;
01233 
01234     DrawFrameRect(buttons_left, button_y, buttons_left + 19, button_y + 8, _bool_ctabs[!!on][!!editable], on ? FR_LOWERED : FR_NONE);
01235     SetDParam(0, on ? STR_CONFIG_SETTING_ON : STR_CONFIG_SETTING_OFF);
01236   } else {
01237     int32 value;
01238 
01239     value = (int32)ReadValue(var, sd->save.conv);
01240 
01241     /* Draw [<][>] boxes for settings of an integer-type */
01242     DrawArrowButtons(buttons_left, button_y, COLOUR_YELLOW, state, editable && value != (sdb->flags & SGF_0ISDISABLED ? 0 : sdb->min), editable && (uint32)value != sdb->max);
01243 
01244     disabled = (value == 0) && (sdb->flags & SGF_0ISDISABLED);
01245     if (disabled) {
01246       SetDParam(0, STR_CONFIG_SETTING_DISABLED);
01247     } else {
01248       if (sdb->flags & SGF_CURRENCY) {
01249         SetDParam(0, STR_JUST_CURRENCY);
01250       } else if (sdb->flags & SGF_MULTISTRING) {
01251         SetDParam(0, sdb->val_str - sdb->min + value);
01252       } else {
01253         SetDParam(0, (sdb->flags & SGF_NOCOMMA) ? STR_JUST_INT : STR_JUST_COMMA);
01254       }
01255       SetDParam(1, value);
01256     }
01257   }
01258   DrawString(text_left, text_right, y, (sdb->str) + disabled);
01259 }
01260 
01261 
01262 /* == SettingsPage methods == */
01263 
01268 void SettingsPage::Init(byte level)
01269 {
01270   for (uint field = 0; field < this->num; field++) {
01271     this->entries[field].Init(level, field + 1 == num);
01272   }
01273 }
01274 
01276 void SettingsPage::FoldAll()
01277 {
01278   for (uint field = 0; field < this->num; field++) {
01279     this->entries[field].FoldAll();
01280   }
01281 }
01282 
01284 uint SettingsPage::Length() const
01285 {
01286   uint length = 0;
01287   for (uint field = 0; field < this->num; field++) {
01288     length += this->entries[field].Length();
01289   }
01290   return length;
01291 }
01292 
01299 SettingEntry *SettingsPage::FindEntry(uint row_num, uint *cur_row) const
01300 {
01301   SettingEntry *pe = NULL;
01302 
01303   for (uint field = 0; field < this->num; field++) {
01304     pe = this->entries[field].FindEntry(row_num, cur_row);
01305     if (pe != NULL) {
01306       break;
01307     }
01308   }
01309   return pe;
01310 }
01311 
01329 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
01330 {
01331   if (cur_row >= max_row) return cur_row;
01332 
01333   for (uint i = 0; i < this->num; i++) {
01334     cur_row = this->entries[i].Draw(settings_ptr, left, right, base_y, first_row, max_row, cur_row, parent_last);
01335     if (cur_row >= max_row) {
01336       break;
01337     }
01338   }
01339   return cur_row;
01340 }
01341 
01342 
01343 static SettingEntry _settings_ui_display[] = {
01344   SettingEntry("gui.date_format_in_default_names"),
01345   SettingEntry("gui.population_in_label"),
01346   SettingEntry("gui.measure_tooltip"),
01347   SettingEntry("gui.loading_indicators"),
01348   SettingEntry("gui.liveries"),
01349   SettingEntry("gui.show_track_reservation"),
01350   SettingEntry("gui.expenses_layout"),
01351   SettingEntry("gui.smallmap_land_colour"),
01352 };
01354 static SettingsPage _settings_ui_display_page = {_settings_ui_display, lengthof(_settings_ui_display)};
01355 
01356 static SettingEntry _settings_ui_interaction[] = {
01357   SettingEntry("gui.window_snap_radius"),
01358   SettingEntry("gui.window_soft_limit"),
01359   SettingEntry("gui.link_terraform_toolbar"),
01360   SettingEntry("gui.prefer_teamchat"),
01361   SettingEntry("gui.autoscroll"),
01362   SettingEntry("gui.reverse_scroll"),
01363   SettingEntry("gui.smooth_scroll"),
01364   SettingEntry("gui.left_mouse_btn_scrolling"),
01365   /* While the horizontal scrollwheel scrolling is written as general code, only
01366    *  the cocoa (OSX) driver generates input for it.
01367    *  Since it's also able to completely disable the scrollwheel will we display it on all platforms anyway */
01368   SettingEntry("gui.scrollwheel_scrolling"),
01369   SettingEntry("gui.scrollwheel_multiplier"),
01370 #ifdef __APPLE__
01371   /* We might need to emulate a right mouse button on mac */
01372   SettingEntry("gui.right_mouse_btn_emulation"),
01373 #endif
01374 };
01376 static SettingsPage _settings_ui_interaction_page = {_settings_ui_interaction, lengthof(_settings_ui_interaction)};
01377 
01378 static SettingEntry _settings_ui[] = {
01379   SettingEntry(&_settings_ui_display_page, STR_CONFIG_SETTING_DISPLAY_OPTIONS),
01380   SettingEntry(&_settings_ui_interaction_page, STR_CONFIG_SETTING_INTERACTION),
01381   SettingEntry("gui.show_finances"),
01382   SettingEntry("gui.errmsg_duration"),
01383   SettingEntry("gui.hover_delay"),
01384   SettingEntry("gui.toolbar_pos"),
01385   SettingEntry("gui.statusbar_pos"),
01386   SettingEntry("gui.newgrf_default_palette"),
01387   SettingEntry("gui.pause_on_newgame"),
01388   SettingEntry("gui.advanced_vehicle_list"),
01389   SettingEntry("gui.timetable_in_ticks"),
01390   SettingEntry("gui.timetable_arrival_departure"),
01391   SettingEntry("gui.quick_goto"),
01392   SettingEntry("gui.default_rail_type"),
01393   SettingEntry("gui.disable_unsuitable_building"),
01394   SettingEntry("gui.persistent_buildingtools"),
01395   SettingEntry("gui.coloured_news_year"),
01396 };
01398 static SettingsPage _settings_ui_page = {_settings_ui, lengthof(_settings_ui)};
01399 
01400 static SettingEntry _settings_construction_signals[] = {
01401   SettingEntry("construction.signal_side"),
01402   SettingEntry("gui.enable_signal_gui"),
01403   SettingEntry("gui.drag_signals_density"),
01404   SettingEntry("gui.semaphore_build_before"),
01405   SettingEntry("gui.default_signal_type"),
01406   SettingEntry("gui.cycle_signal_types"),
01407 };
01409 static SettingsPage _settings_construction_signals_page = {_settings_construction_signals, lengthof(_settings_construction_signals)};
01410 
01411 static SettingEntry _settings_construction[] = {
01412   SettingEntry(&_settings_construction_signals_page, STR_CONFIG_SETTING_CONSTRUCTION_SIGNALS),
01413   SettingEntry("construction.build_on_slopes"),
01414   SettingEntry("construction.autoslope"),
01415   SettingEntry("construction.extra_dynamite"),
01416   SettingEntry("construction.max_bridge_length"),
01417   SettingEntry("construction.max_tunnel_length"),
01418   SettingEntry("station.never_expire_airports"),
01419   SettingEntry("construction.freeform_edges"),
01420   SettingEntry("construction.extra_tree_placement"),
01421   SettingEntry("construction.command_pause_level"),
01422 };
01424 static SettingsPage _settings_construction_page = {_settings_construction, lengthof(_settings_construction)};
01425 
01426 static SettingEntry _settings_stations_cargo[] = {
01427   SettingEntry("order.improved_load"),
01428   SettingEntry("order.gradual_loading"),
01429   SettingEntry("order.selectgoods"),
01430 };
01432 static SettingsPage _settings_stations_cargo_page = {_settings_stations_cargo, lengthof(_settings_stations_cargo)};
01433 
01434 static SettingEntry _settings_stations[] = {
01435   SettingEntry(&_settings_stations_cargo_page, STR_CONFIG_SETTING_STATIONS_CARGOHANDLING),
01436   SettingEntry("station.adjacent_stations"),
01437   SettingEntry("station.distant_join_stations"),
01438   SettingEntry("station.station_spread"),
01439   SettingEntry("economy.station_noise_level"),
01440   SettingEntry("station.modified_catchment"),
01441   SettingEntry("construction.road_stop_on_town_road"),
01442   SettingEntry("construction.road_stop_on_competitor_road"),
01443 };
01445 static SettingsPage _settings_stations_page = {_settings_stations, lengthof(_settings_stations)};
01446 
01447 static SettingEntry _settings_economy_towns[] = {
01448   SettingEntry("economy.bribe"),
01449   SettingEntry("economy.exclusive_rights"),
01450   SettingEntry("economy.fund_roads"),
01451   SettingEntry("economy.town_layout"),
01452   SettingEntry("economy.allow_town_roads"),
01453   SettingEntry("economy.allow_town_level_crossings"),
01454   SettingEntry("economy.found_town"),
01455   SettingEntry("economy.mod_road_rebuild"),
01456   SettingEntry("economy.town_growth_rate"),
01457   SettingEntry("economy.larger_towns"),
01458   SettingEntry("economy.initial_city_size"),
01459 };
01461 static SettingsPage _settings_economy_towns_page = {_settings_economy_towns, lengthof(_settings_economy_towns)};
01462 
01463 static SettingEntry _settings_economy_industries[] = {
01464   SettingEntry("construction.raw_industry_construction"),
01465   SettingEntry("construction.industry_platform"),
01466   SettingEntry("economy.multiple_industry_per_town"),
01467   SettingEntry("game_creation.oil_refinery_limit"),
01468 };
01470 static SettingsPage _settings_economy_industries_page = {_settings_economy_industries, lengthof(_settings_economy_industries)};
01471 
01472 static SettingEntry _settings_economy[] = {
01473   SettingEntry(&_settings_economy_towns_page, STR_CONFIG_SETTING_ECONOMY_TOWNS),
01474   SettingEntry(&_settings_economy_industries_page, STR_CONFIG_SETTING_ECONOMY_INDUSTRIES),
01475   SettingEntry("economy.inflation"),
01476   SettingEntry("economy.smooth_economy"),
01477   SettingEntry("economy.feeder_payment_share"),
01478   SettingEntry("economy.cargodest.mode_pax_mail"),
01479   SettingEntry("economy.cargodest.mode_town_cargo"),
01480   SettingEntry("economy.cargodest.mode_others"),
01481 };
01483 static SettingsPage _settings_economy_page = {_settings_economy, lengthof(_settings_economy)};
01484 
01485 static SettingEntry _settings_ai_npc[] = {
01486   SettingEntry("ai.ai_in_multiplayer"),
01487   SettingEntry("ai.ai_disable_veh_train"),
01488   SettingEntry("ai.ai_disable_veh_roadveh"),
01489   SettingEntry("ai.ai_disable_veh_aircraft"),
01490   SettingEntry("ai.ai_disable_veh_ship"),
01491   SettingEntry("ai.ai_max_opcode_till_suspend"),
01492 };
01494 static SettingsPage _settings_ai_npc_page = {_settings_ai_npc, lengthof(_settings_ai_npc)};
01495 
01496 static SettingEntry _settings_ai[] = {
01497   SettingEntry(&_settings_ai_npc_page, STR_CONFIG_SETTING_AI_NPC),
01498   SettingEntry("economy.give_money"),
01499   SettingEntry("economy.allow_shares"),
01500 };
01502 static SettingsPage _settings_ai_page = {_settings_ai, lengthof(_settings_ai)};
01503 
01504 static SettingEntry _settings_vehicles_routing[] = {
01505   SettingEntry("pf.pathfinder_for_trains"),
01506   SettingEntry("pf.forbid_90_deg"),
01507   SettingEntry("pf.pathfinder_for_roadvehs"),
01508   SettingEntry("pf.roadveh_queue"),
01509   SettingEntry("pf.pathfinder_for_ships"),
01510 };
01512 static SettingsPage _settings_vehicles_routing_page = {_settings_vehicles_routing, lengthof(_settings_vehicles_routing)};
01513 
01514 static SettingEntry _settings_vehicles_autorenew[] = {
01515   SettingEntry("company.engine_renew"),
01516   SettingEntry("company.engine_renew_months"),
01517   SettingEntry("company.engine_renew_money"),
01518 };
01520 static SettingsPage _settings_vehicles_autorenew_page = {_settings_vehicles_autorenew, lengthof(_settings_vehicles_autorenew)};
01521 
01522 static SettingEntry _settings_vehicles_servicing[] = {
01523   SettingEntry("vehicle.servint_ispercent"),
01524   SettingEntry("vehicle.servint_trains"),
01525   SettingEntry("vehicle.servint_roadveh"),
01526   SettingEntry("vehicle.servint_ships"),
01527   SettingEntry("vehicle.servint_aircraft"),
01528   SettingEntry("order.no_servicing_if_no_breakdowns"),
01529   SettingEntry("order.serviceathelipad"),
01530 };
01532 static SettingsPage _settings_vehicles_servicing_page = {_settings_vehicles_servicing, lengthof(_settings_vehicles_servicing)};
01533 
01534 static SettingEntry _settings_vehicles_trains[] = {
01535   SettingEntry("pf.reverse_at_signals"),
01536   SettingEntry("vehicle.train_acceleration_model"),
01537   SettingEntry("vehicle.train_slope_steepness"),
01538   SettingEntry("vehicle.max_train_length"),
01539   SettingEntry("vehicle.wagon_speed_limits"),
01540   SettingEntry("vehicle.disable_elrails"),
01541   SettingEntry("vehicle.freight_trains"),
01542   SettingEntry("gui.stop_location"),
01543 };
01545 static SettingsPage _settings_vehicles_trains_page = {_settings_vehicles_trains, lengthof(_settings_vehicles_trains)};
01546 
01547 static SettingEntry _settings_vehicles[] = {
01548   SettingEntry(&_settings_vehicles_routing_page, STR_CONFIG_SETTING_VEHICLES_ROUTING),
01549   SettingEntry(&_settings_vehicles_autorenew_page, STR_CONFIG_SETTING_VEHICLES_AUTORENEW),
01550   SettingEntry(&_settings_vehicles_servicing_page, STR_CONFIG_SETTING_VEHICLES_SERVICING),
01551   SettingEntry(&_settings_vehicles_trains_page, STR_CONFIG_SETTING_VEHICLES_TRAINS),
01552   SettingEntry("gui.new_nonstop"),
01553   SettingEntry("gui.order_review_system"),
01554   SettingEntry("gui.vehicle_income_warn"),
01555   SettingEntry("gui.lost_vehicle_warn"),
01556   SettingEntry("vehicle.never_expire_vehicles"),
01557   SettingEntry("vehicle.max_trains"),
01558   SettingEntry("vehicle.max_roadveh"),
01559   SettingEntry("vehicle.max_aircraft"),
01560   SettingEntry("vehicle.max_ships"),
01561   SettingEntry("vehicle.plane_speed"),
01562   SettingEntry("vehicle.plane_crashes"),
01563   SettingEntry("vehicle.dynamic_engines"),
01564   SettingEntry("vehicle.roadveh_acceleration_model"),
01565   SettingEntry("vehicle.roadveh_slope_steepness"),
01566   SettingEntry("vehicle.smoke_amount"),
01567 };
01569 static SettingsPage _settings_vehicles_page = {_settings_vehicles, lengthof(_settings_vehicles)};
01570 
01571 static SettingEntry _settings_main[] = {
01572   SettingEntry(&_settings_ui_page,           STR_CONFIG_SETTING_GUI),
01573   SettingEntry(&_settings_construction_page, STR_CONFIG_SETTING_CONSTRUCTION),
01574   SettingEntry(&_settings_vehicles_page,     STR_CONFIG_SETTING_VEHICLES),
01575   SettingEntry(&_settings_stations_page,     STR_CONFIG_SETTING_STATIONS),
01576   SettingEntry(&_settings_economy_page,      STR_CONFIG_SETTING_ECONOMY),
01577   SettingEntry(&_settings_ai_page,           STR_CONFIG_SETTING_AI),
01578 };
01579 
01581 static SettingsPage _settings_main_page = {_settings_main, lengthof(_settings_main)};
01582 
01584 enum GameSettingsWidgets {
01585   SETTINGSEL_OPTIONSPANEL, 
01586   SETTINGSEL_SCROLLBAR,    
01587 };
01588 
01589 struct GameSettingsWindow : Window {
01590   static const int SETTINGTREE_LEFT_OFFSET   = 5; 
01591   static const int SETTINGTREE_RIGHT_OFFSET  = 5; 
01592   static const int SETTINGTREE_TOP_OFFSET    = 5; 
01593   static const int SETTINGTREE_BOTTOM_OFFSET = 5; 
01594 
01595   static GameSettings *settings_ptr;  
01596 
01597   SettingEntry *valuewindow_entry; 
01598   SettingEntry *clicked_entry; 
01599 
01600   Scrollbar *vscroll;
01601 
01602   GameSettingsWindow(const WindowDesc *desc) : Window()
01603   {
01604     static bool first_time = true;
01605 
01606     settings_ptr = &GetGameSettings();
01607 
01608     /* Build up the dynamic settings-array only once per OpenTTD session */
01609     if (first_time) {
01610       _settings_main_page.Init();
01611       first_time = false;
01612     } else {
01613       _settings_main_page.FoldAll(); // Close all sub-pages
01614     }
01615 
01616     this->valuewindow_entry = NULL; // No setting entry for which a entry window is opened
01617     this->clicked_entry = NULL; // No numeric setting buttons are depressed
01618 
01619     this->CreateNestedTree(desc);
01620     this->vscroll = this->GetScrollbar(SETTINGSEL_SCROLLBAR);
01621     this->FinishInitNested(desc, 0);
01622 
01623     this->vscroll->SetCount(_settings_main_page.Length());
01624   }
01625 
01626   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01627   {
01628     if (widget != SETTINGSEL_OPTIONSPANEL) return;
01629 
01630     resize->height = SETTING_HEIGHT = max(11, FONT_HEIGHT_NORMAL + 1);
01631     resize->width  = 1;
01632 
01633     size->height = 5 * resize->height + SETTINGTREE_TOP_OFFSET + SETTINGTREE_BOTTOM_OFFSET;
01634   }
01635 
01636   virtual void DrawWidget(const Rect &r, int widget) const
01637   {
01638     if (widget != SETTINGSEL_OPTIONSPANEL) return;
01639 
01640     _settings_main_page.Draw(settings_ptr, r.left + SETTINGTREE_LEFT_OFFSET, r.right - SETTINGTREE_RIGHT_OFFSET, r.top + SETTINGTREE_TOP_OFFSET,
01641         this->vscroll->GetPosition(), this->vscroll->GetPosition() + this->vscroll->GetCapacity());
01642   }
01643 
01644   virtual void OnClick(Point pt, int widget, int click_count)
01645   {
01646     if (widget != SETTINGSEL_OPTIONSPANEL) return;
01647 
01648     uint btn = this->vscroll->GetScrolledRowFromWidget(pt.y, this, SETTINGSEL_OPTIONSPANEL, SETTINGTREE_TOP_OFFSET - 1);
01649     if (btn == INT_MAX) return;
01650 
01651     uint cur_row = 0;
01652     SettingEntry *pe = _settings_main_page.FindEntry(btn, &cur_row);
01653 
01654     if (pe == NULL) return;  // Clicked below the last setting of the page
01655 
01656     int x = (_current_text_dir == TD_RTL ? this->width - pt.x : pt.x) - SETTINGTREE_LEFT_OFFSET - (pe->level + 1) * LEVEL_WIDTH;  // Shift x coordinate
01657     if (x < 0) return;  // Clicked left of the entry
01658 
01659     if ((pe->flags & SEF_KIND_MASK) == SEF_SUBTREE_KIND) {
01660       pe->d.sub.folded = !pe->d.sub.folded; // Flip 'folded'-ness of the sub-page
01661 
01662       this->vscroll->SetCount(_settings_main_page.Length());
01663       this->SetDirty();
01664       return;
01665     }
01666 
01667     assert((pe->flags & SEF_KIND_MASK) == SEF_SETTING_KIND);
01668     const SettingDesc *sd = pe->d.entry.setting;
01669 
01670     /* return if action is only active in network, or only settable by server */
01671     if (!(sd->save.conv & SLF_NO_NETWORK_SYNC) && _networking && !_network_server && !(sd->desc.flags & SGF_PER_COMPANY)) return;
01672     if ((sd->desc.flags & SGF_NETWORK_ONLY) && !_networking) return;
01673     if ((sd->desc.flags & SGF_NO_NETWORK) && _networking) return;
01674 
01675     const void *var = ResolveVariableAddress(settings_ptr, sd);
01676     int32 value = (int32)ReadValue(var, sd->save.conv);
01677 
01678     /* clicked on the icon on the left side. Either scroller or bool on/off */
01679     if (x < 21) {
01680       const SettingDescBase *sdb = &sd->desc;
01681       int32 oldvalue = value;
01682 
01683       switch (sdb->cmd) {
01684         case SDT_BOOLX: value ^= 1; break;
01685         case SDT_ONEOFMANY:
01686         case SDT_NUMX: {
01687           /* Add a dynamic step-size to the scroller. In a maximum of
01688            * 50-steps you should be able to get from min to max,
01689            * unless specified otherwise in the 'interval' variable
01690            * of the current setting. */
01691           uint32 step = (sdb->interval == 0) ? ((sdb->max - sdb->min) / 50) : sdb->interval;
01692           if (step == 0) step = 1;
01693 
01694           /* don't allow too fast scrolling */
01695           if ((this->flags4 & WF_TIMEOUT_MASK) > WF_TIMEOUT_TRIGGER) {
01696             _left_button_clicked = false;
01697             return;
01698           }
01699 
01700           /* Increase or decrease the value and clamp it to extremes */
01701           if (x >= 10) {
01702             value += step;
01703             if (sdb->min < 0) {
01704               assert((int32)sdb->max >= 0);
01705               if (value > (int32)sdb->max) value = (int32)sdb->max;
01706             } else {
01707               if ((uint32)value > sdb->max) value = (int32)sdb->max;
01708             }
01709             if (value < sdb->min) value = sdb->min; // skip between "disabled" and minimum
01710           } else {
01711             value -= step;
01712             if (value < sdb->min) value = (sdb->flags & SGF_0ISDISABLED) ? 0 : sdb->min;
01713           }
01714 
01715           /* Set up scroller timeout for numeric values */
01716           if (value != oldvalue && !(sd->desc.flags & SGF_MULTISTRING)) {
01717             if (this->clicked_entry != NULL) { // Release previous buttons if any
01718               this->clicked_entry->SetButtons(0);
01719             }
01720             this->clicked_entry = pe;
01721             this->clicked_entry->SetButtons((x >= 10) != (_current_text_dir == TD_RTL) ? SEF_RIGHT_DEPRESSED : SEF_LEFT_DEPRESSED);
01722             this->flags4 |= WF_TIMEOUT_BEGIN;
01723             _left_button_clicked = false;
01724           }
01725           break;
01726         }
01727 
01728         default: NOT_REACHED();
01729       }
01730 
01731       if (value != oldvalue) {
01732         if ((sd->desc.flags & SGF_PER_COMPANY) != 0) {
01733           SetCompanySetting(pe->d.entry.index, value);
01734         } else {
01735           SetSettingValue(pe->d.entry.index, value);
01736         }
01737         this->SetDirty();
01738       }
01739     } else {
01740       /* only open editbox for types that its sensible for */
01741       if (sd->desc.cmd != SDT_BOOLX && !(sd->desc.flags & SGF_MULTISTRING)) {
01742         /* Show the correct currency-translated value */
01743         if (sd->desc.flags & SGF_CURRENCY) value *= _currency->rate;
01744 
01745         this->valuewindow_entry = pe;
01746         SetDParam(0, value);
01747         ShowQueryString(STR_JUST_INT, STR_CONFIG_SETTING_QUERY_CAPTION, 10, this, CS_NUMERAL, QSF_ENABLE_DEFAULT);
01748       }
01749     }
01750   }
01751 
01752   virtual void OnTimeout()
01753   {
01754     if (this->clicked_entry != NULL) { // On timeout, release any depressed buttons
01755       this->clicked_entry->SetButtons(0);
01756       this->clicked_entry = NULL;
01757       this->SetDirty();
01758     }
01759   }
01760 
01761   virtual void OnQueryTextFinished(char *str)
01762   {
01763     /* The user pressed cancel */
01764     if (str == NULL) return;
01765 
01766     assert(this->valuewindow_entry != NULL);
01767     assert((this->valuewindow_entry->flags & SEF_KIND_MASK) == SEF_SETTING_KIND);
01768     const SettingDesc *sd = this->valuewindow_entry->d.entry.setting;
01769 
01770     int32 value;
01771     if (!StrEmpty(str)) {
01772       value = atoi(str);
01773 
01774       /* Save the correct currency-translated value */
01775       if (sd->desc.flags & SGF_CURRENCY) value /= _currency->rate;
01776     } else {
01777       value = (int32)(size_t)sd->desc.def;
01778     }
01779 
01780     if ((sd->desc.flags & SGF_PER_COMPANY) != 0) {
01781       SetCompanySetting(this->valuewindow_entry->d.entry.index, value);
01782     } else {
01783       SetSettingValue(this->valuewindow_entry->d.entry.index, value);
01784     }
01785     this->SetDirty();
01786   }
01787 
01788   virtual void OnResize()
01789   {
01790     this->vscroll->SetCapacityFromWidget(this, SETTINGSEL_OPTIONSPANEL, SETTINGTREE_TOP_OFFSET + SETTINGTREE_BOTTOM_OFFSET);
01791   }
01792 };
01793 
01794 GameSettings *GameSettingsWindow::settings_ptr = NULL;
01795 
01796 static const NWidgetPart _nested_settings_selection_widgets[] = {
01797   NWidget(NWID_HORIZONTAL),
01798     NWidget(WWT_CLOSEBOX, COLOUR_MAUVE),
01799     NWidget(WWT_CAPTION, COLOUR_MAUVE), SetDataTip(STR_CONFIG_SETTING_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01800   EndContainer(),
01801   NWidget(NWID_HORIZONTAL),
01802     NWidget(WWT_PANEL, COLOUR_MAUVE, SETTINGSEL_OPTIONSPANEL), SetMinimalSize(400, 174), SetScrollbar(SETTINGSEL_SCROLLBAR), EndContainer(),
01803     NWidget(NWID_VERTICAL),
01804       NWidget(NWID_VSCROLLBAR, COLOUR_MAUVE, SETTINGSEL_SCROLLBAR),
01805       NWidget(WWT_RESIZEBOX, COLOUR_MAUVE),
01806     EndContainer(),
01807   EndContainer(),
01808 };
01809 
01810 static const WindowDesc _settings_selection_desc(
01811   WDP_CENTER, 450, 397,
01812   WC_GAME_OPTIONS, WC_NONE,
01813   0,
01814   _nested_settings_selection_widgets, lengthof(_nested_settings_selection_widgets)
01815 );
01816 
01818 void ShowGameSettings()
01819 {
01820   DeleteWindowById(WC_GAME_OPTIONS, 0);
01821   new GameSettingsWindow(&_settings_selection_desc);
01822 }
01823 
01824 
01834 void DrawArrowButtons(int x, int y, Colours button_colour, byte state, bool clickable_left, bool clickable_right)
01835 {
01836   int colour = _colour_gradient[button_colour][2];
01837 
01838   DrawFrameRect(x,      y + 1, x +  9, y + 9, button_colour, (state == 1) ? FR_LOWERED : FR_NONE);
01839   DrawFrameRect(x + 10, y + 1, x + 19, y + 9, button_colour, (state == 2) ? FR_LOWERED : FR_NONE);
01840   DrawSprite(SPR_ARROW_LEFT, PAL_NONE, x + WD_IMGBTN_LEFT, y + WD_IMGBTN_TOP);
01841   DrawSprite(SPR_ARROW_RIGHT, PAL_NONE, x + WD_IMGBTN_LEFT + 10, y + WD_IMGBTN_TOP);
01842 
01843   /* Grey out the buttons that aren't clickable */
01844   bool rtl = _current_text_dir == TD_RTL;
01845   if (rtl ? !clickable_right : !clickable_left) {
01846     GfxFillRect(x +  1, y + 1, x +  1 + 8, y + 8, colour, FILLRECT_CHECKER);
01847   }
01848   if (rtl ? !clickable_left : !clickable_right) {
01849     GfxFillRect(x + 11, y + 1, x + 11 + 8, y + 8, colour, FILLRECT_CHECKER);
01850   }
01851 }
01852 
01854 enum CustomCurrencyWidgets {
01855   CUSTCURR_RATE_DOWN,
01856   CUSTCURR_RATE_UP,
01857   CUSTCURR_RATE,
01858   CUSTCURR_SEPARATOR_EDIT,
01859   CUSTCURR_SEPARATOR,
01860   CUSTCURR_PREFIX_EDIT,
01861   CUSTCURR_PREFIX,
01862   CUSTCURR_SUFFIX_EDIT,
01863   CUSTCURR_SUFFIX,
01864   CUSTCURR_YEAR_DOWN,
01865   CUSTCURR_YEAR_UP,
01866   CUSTCURR_YEAR,
01867   CUSTCURR_PREVIEW,
01868 };
01869 
01870 struct CustomCurrencyWindow : Window {
01871   int query_widget;
01872 
01873   CustomCurrencyWindow(const WindowDesc *desc) : Window()
01874   {
01875     this->InitNested(desc);
01876 
01877     SetButtonState();
01878   }
01879 
01880   void SetButtonState()
01881   {
01882     this->SetWidgetDisabledState(CUSTCURR_RATE_DOWN, _custom_currency.rate == 1);
01883     this->SetWidgetDisabledState(CUSTCURR_RATE_UP, _custom_currency.rate == UINT16_MAX);
01884     this->SetWidgetDisabledState(CUSTCURR_YEAR_DOWN, _custom_currency.to_euro == CF_NOEURO);
01885     this->SetWidgetDisabledState(CUSTCURR_YEAR_UP, _custom_currency.to_euro == MAX_YEAR);
01886   }
01887 
01888   virtual void SetStringParameters(int widget) const
01889   {
01890     switch (widget) {
01891       case CUSTCURR_RATE:      SetDParam(0, 1); SetDParam(1, 1);            break;
01892       case CUSTCURR_SEPARATOR: SetDParamStr(0, _custom_currency.separator); break;
01893       case CUSTCURR_PREFIX:    SetDParamStr(0, _custom_currency.prefix);    break;
01894       case CUSTCURR_SUFFIX:    SetDParamStr(0, _custom_currency.suffix);    break;
01895       case CUSTCURR_YEAR:
01896         SetDParam(0, (_custom_currency.to_euro != CF_NOEURO) ? STR_CURRENCY_SWITCH_TO_EURO : STR_CURRENCY_SWITCH_TO_EURO_NEVER);
01897         SetDParam(1, _custom_currency.to_euro);
01898         break;
01899 
01900       case CUSTCURR_PREVIEW:
01901         SetDParam(0, 10000);
01902         break;
01903     }
01904   }
01905 
01906   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
01907   {
01908     switch (widget) {
01909       /* Set the appropriate width for the edit 'buttons' */
01910       case CUSTCURR_SEPARATOR_EDIT:
01911       case CUSTCURR_PREFIX_EDIT:
01912       case CUSTCURR_SUFFIX_EDIT:
01913         size->width  = this->GetWidget<NWidgetBase>(CUSTCURR_RATE_DOWN)->smallest_x + this->GetWidget<NWidgetBase>(CUSTCURR_RATE_UP)->smallest_x;
01914         break;
01915 
01916       /* Make sure the window is wide enough for the widest exchange rate */
01917       case CUSTCURR_RATE:
01918         SetDParam(0, 1);
01919         SetDParam(1, INT32_MAX);
01920         *size = GetStringBoundingBox(STR_CURRENCY_EXCHANGE_RATE);
01921         break;
01922     }
01923   }
01924 
01925   virtual void OnClick(Point pt, int widget, int click_count)
01926   {
01927     int line = 0;
01928     int len = 0;
01929     StringID str = 0;
01930     CharSetFilter afilter = CS_ALPHANUMERAL;
01931 
01932     switch (widget) {
01933       case CUSTCURR_RATE_DOWN:
01934         if (_custom_currency.rate > 1) _custom_currency.rate--;
01935         if (_custom_currency.rate == 1) this->DisableWidget(CUSTCURR_RATE_DOWN);
01936         this->EnableWidget(CUSTCURR_RATE_UP);
01937         break;
01938 
01939       case CUSTCURR_RATE_UP:
01940         if (_custom_currency.rate < UINT16_MAX) _custom_currency.rate++;
01941         if (_custom_currency.rate == UINT16_MAX) this->DisableWidget(CUSTCURR_RATE_UP);
01942         this->EnableWidget(CUSTCURR_RATE_DOWN);
01943         break;
01944 
01945       case CUSTCURR_RATE:
01946         SetDParam(0, _custom_currency.rate);
01947         str = STR_JUST_INT;
01948         len = 5;
01949         line = CUSTCURR_RATE;
01950         afilter = CS_NUMERAL;
01951         break;
01952 
01953       case CUSTCURR_SEPARATOR_EDIT:
01954       case CUSTCURR_SEPARATOR:
01955         SetDParamStr(0, _custom_currency.separator);
01956         str = STR_JUST_RAW_STRING;
01957         len = 1;
01958         line = CUSTCURR_SEPARATOR;
01959         break;
01960 
01961       case CUSTCURR_PREFIX_EDIT:
01962       case CUSTCURR_PREFIX:
01963         SetDParamStr(0, _custom_currency.prefix);
01964         str = STR_JUST_RAW_STRING;
01965         len = 12;
01966         line = CUSTCURR_PREFIX;
01967         break;
01968 
01969       case CUSTCURR_SUFFIX_EDIT:
01970       case CUSTCURR_SUFFIX:
01971         SetDParamStr(0, _custom_currency.suffix);
01972         str = STR_JUST_RAW_STRING;
01973         len = 12;
01974         line = CUSTCURR_SUFFIX;
01975         break;
01976 
01977       case CUSTCURR_YEAR_DOWN:
01978         _custom_currency.to_euro = (_custom_currency.to_euro <= 2000) ? CF_NOEURO : _custom_currency.to_euro - 1;
01979         if (_custom_currency.to_euro == CF_NOEURO) this->DisableWidget(CUSTCURR_YEAR_DOWN);
01980         this->EnableWidget(CUSTCURR_YEAR_UP);
01981         break;
01982 
01983       case CUSTCURR_YEAR_UP:
01984         _custom_currency.to_euro = Clamp(_custom_currency.to_euro + 1, 2000, MAX_YEAR);
01985         if (_custom_currency.to_euro == MAX_YEAR) this->DisableWidget(CUSTCURR_YEAR_UP);
01986         this->EnableWidget(CUSTCURR_YEAR_DOWN);
01987         break;
01988 
01989       case CUSTCURR_YEAR:
01990         SetDParam(0, _custom_currency.to_euro);
01991         str = STR_JUST_INT;
01992         len = 7;
01993         line = CUSTCURR_YEAR;
01994         afilter = CS_NUMERAL;
01995         break;
01996     }
01997 
01998     if (len != 0) {
01999       this->query_widget = line;
02000       ShowQueryString(str, STR_CURRENCY_CHANGE_PARAMETER, len + 1, this, afilter, QSF_NONE);
02001     }
02002 
02003     this->flags4 |= WF_TIMEOUT_BEGIN;
02004     this->SetDirty();
02005   }
02006 
02007   virtual void OnQueryTextFinished(char *str)
02008   {
02009     if (str == NULL) return;
02010 
02011     switch (this->query_widget) {
02012       case CUSTCURR_RATE:
02013         _custom_currency.rate = Clamp(atoi(str), 1, UINT16_MAX);
02014         break;
02015 
02016       case CUSTCURR_SEPARATOR: // Thousands seperator
02017         strecpy(_custom_currency.separator, str, lastof(_custom_currency.separator));
02018         break;
02019 
02020       case CUSTCURR_PREFIX:
02021         strecpy(_custom_currency.prefix, str, lastof(_custom_currency.prefix));
02022         break;
02023 
02024       case CUSTCURR_SUFFIX:
02025         strecpy(_custom_currency.suffix, str, lastof(_custom_currency.suffix));
02026         break;
02027 
02028       case CUSTCURR_YEAR: { // Year to switch to euro
02029         int val = atoi(str);
02030 
02031         _custom_currency.to_euro = (val < 2000 ? CF_NOEURO : min(val, MAX_YEAR));
02032         break;
02033       }
02034     }
02035     MarkWholeScreenDirty();
02036     SetButtonState();
02037   }
02038 
02039   virtual void OnTimeout()
02040   {
02041     this->SetDirty();
02042   }
02043 };
02044 
02045 static const NWidgetPart _nested_cust_currency_widgets[] = {
02046   NWidget(NWID_HORIZONTAL),
02047     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
02048     NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_CURRENCY_WINDOW, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
02049   EndContainer(),
02050   NWidget(WWT_PANEL, COLOUR_GREY),
02051     NWidget(NWID_VERTICAL, NC_EQUALSIZE), SetPIP(7, 3, 0),
02052       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
02053         NWidget(WWT_PUSHARROWBTN, COLOUR_YELLOW, CUSTCURR_RATE_DOWN), SetDataTip(AWV_DECREASE, STR_CURRENCY_DECREASE_EXCHANGE_RATE_TOOLTIP),
02054         NWidget(WWT_PUSHARROWBTN, COLOUR_YELLOW, CUSTCURR_RATE_UP), SetDataTip(AWV_INCREASE, STR_CURRENCY_INCREASE_EXCHANGE_RATE_TOOLTIP),
02055         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
02056         NWidget(WWT_TEXT, COLOUR_BLUE, CUSTCURR_RATE), SetDataTip(STR_CURRENCY_EXCHANGE_RATE, STR_CURRENCY_SET_EXCHANGE_RATE_TOOLTIP), SetFill(1, 0),
02057       EndContainer(),
02058       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
02059         NWidget(WWT_PUSHBTN, COLOUR_DARK_BLUE, CUSTCURR_SEPARATOR_EDIT), SetDataTip(0x0, STR_CURRENCY_SET_CUSTOM_CURRENCY_SEPARATOR_TOOLTIP), SetFill(0, 1),
02060         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
02061         NWidget(WWT_TEXT, COLOUR_BLUE, CUSTCURR_SEPARATOR), SetDataTip(STR_CURRENCY_SEPARATOR, STR_CURRENCY_SET_CUSTOM_CURRENCY_SEPARATOR_TOOLTIP), SetFill(1, 0),
02062       EndContainer(),
02063       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
02064         NWidget(WWT_PUSHBTN, COLOUR_DARK_BLUE, CUSTCURR_PREFIX_EDIT), SetDataTip(0x0, STR_CURRENCY_SET_CUSTOM_CURRENCY_PREFIX_TOOLTIP), SetFill(0, 1),
02065         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
02066         NWidget(WWT_TEXT, COLOUR_BLUE, CUSTCURR_PREFIX), SetDataTip(STR_CURRENCY_PREFIX, STR_CURRENCY_SET_CUSTOM_CURRENCY_PREFIX_TOOLTIP), SetFill(1, 0),
02067       EndContainer(),
02068       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
02069         NWidget(WWT_PUSHBTN, COLOUR_DARK_BLUE, CUSTCURR_SUFFIX_EDIT), SetDataTip(0x0, STR_CURRENCY_SET_CUSTOM_CURRENCY_SUFFIX_TOOLTIP), SetFill(0, 1),
02070         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
02071         NWidget(WWT_TEXT, COLOUR_BLUE, CUSTCURR_SUFFIX), SetDataTip(STR_CURRENCY_SUFFIX, STR_CURRENCY_SET_CUSTOM_CURRENCY_SUFFIX_TOOLTIP), SetFill(1, 0),
02072       EndContainer(),
02073       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
02074         NWidget(WWT_PUSHARROWBTN, COLOUR_YELLOW, CUSTCURR_YEAR_DOWN), SetDataTip(AWV_DECREASE, STR_CURRENCY_DECREASE_CUSTOM_CURRENCY_TO_EURO_TOOLTIP),
02075         NWidget(WWT_PUSHARROWBTN, COLOUR_YELLOW, CUSTCURR_YEAR_UP), SetDataTip(AWV_INCREASE, STR_CURRENCY_INCREASE_CUSTOM_CURRENCY_TO_EURO_TOOLTIP),
02076         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
02077         NWidget(WWT_TEXT, COLOUR_BLUE, CUSTCURR_YEAR), SetDataTip(STR_JUST_STRING, STR_CURRENCY_SET_CUSTOM_CURRENCY_TO_EURO_TOOLTIP), SetFill(1, 0),
02078       EndContainer(),
02079     EndContainer(),
02080     NWidget(WWT_LABEL, COLOUR_BLUE, CUSTCURR_PREVIEW),
02081                 SetDataTip(STR_CURRENCY_PREVIEW, STR_CURRENCY_CUSTOM_CURRENCY_PREVIEW_TOOLTIP), SetPadding(15, 1, 18, 2),
02082   EndContainer(),
02083 };
02084 
02085 static const WindowDesc _cust_currency_desc(
02086   WDP_CENTER, 0, 0,
02087   WC_CUSTOM_CURRENCY, WC_NONE,
02088   WDF_UNCLICK_BUTTONS,
02089   _nested_cust_currency_widgets, lengthof(_nested_cust_currency_widgets)
02090 );
02091 
02093 static void ShowCustCurrency()
02094 {
02095   DeleteWindowById(WC_CUSTOM_CURRENCY, 0);
02096   new CustomCurrencyWindow(&_cust_currency_desc);
02097 }

Generated on Mon May 9 05:19:00 2011 for OpenTTD by  doxygen 1.6.1