# settings_gui.cpp

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    00001 /* $Id: settings_gui.cpp 26209 2014-01-02 22:41:58Z rubidium $ */
    00002
    00003 /*
    00004  * This file is part of OpenTTD.
    00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
    00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
    00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
    00008  */
    00009
    00012 #include "stdafx.h"
    00013 #include "currency.h"
    00014 #include "error.h"
    00015 #include "settings_gui.h"
    00016 #include "textbuf_gui.h"
    00017 #include "command_func.h"
    00018 #include "screenshot.h"
    00019 #include "network/network.h"
    00020 #include "town.h"
    00021 #include "settings_internal.h"
    00022 #include "newgrf_townname.h"
    00023 #include "strings_func.h"
    00024 #include "window_func.h"
    00025 #include "string_func.h"
    00026 #include "widgets/dropdown_type.h"
    00027 #include "widgets/dropdown_func.h"
    00028 #include "highscore.h"
    00029 #include "base_media_base.h"
    00030 #include "company_base.h"
    00031 #include "company_func.h"
    00032 #include "viewport_func.h"
    00033 #include "core/geometry_func.hpp"
    00034 #include "ai/ai.hpp"
    00035 #include "blitter/factory.hpp"
    00036 #include "language.h"
    00037 #include "textfile_gui.h"
    00038 #include "stringfilter_type.h"
    00039 #include "querystring_gui.h"
    00040
    00041
    00042 static const StringID _driveside_dropdown[] = {
    00043   STR_GAME_OPTIONS_ROAD_VEHICLES_DROPDOWN_LEFT,
    00044   STR_GAME_OPTIONS_ROAD_VEHICLES_DROPDOWN_RIGHT,
    00045   INVALID_STRING_ID
    00046 };
    00047
    00048 static const StringID _autosave_dropdown[] = {
    00049   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_OFF,
    00050   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_EVERY_1_MONTH,
    00051   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_EVERY_3_MONTHS,
    00052   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_EVERY_6_MONTHS,
    00053   STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_EVERY_12_MONTHS,
    00054   INVALID_STRING_ID,
    00055 };
    00056
    00057 int _nb_orig_names = SPECSTR_TOWNNAME_LAST - SPECSTR_TOWNNAME_START + 1;
    00058 static StringID *_grf_names = NULL;
    00059 static int _nb_grf_names = 0;
    00060
    00061 static const void *ResolveVariableAddress(const GameSettings *settings_ptr, const SettingDesc *sd);
    00062
    00064 void InitGRFTownGeneratorNames()
    00065 {
    00066   free(_grf_names);
    00067   _grf_names = GetGRFTownNameList();
    00068   _nb_grf_names = 0;
    00069   for (StringID *s = _grf_names; *s != INVALID_STRING_ID; s++) _nb_grf_names++;
    00070 }
    00071
    00077 static inline StringID TownName(int town_name)
    00078 {
    00079   if (town_name < _nb_orig_names) return STR_GAME_OPTIONS_TOWN_NAME_ORIGINAL_ENGLISH + town_name;
    00080   town_name -= _nb_orig_names;
    00081   if (town_name < _nb_grf_names) return _grf_names[town_name];
    00082   return STR_UNDEFINED;
    00083 }
    00084
    00089 static int GetCurRes()
    00090 {
    00091   int i;
    00092
    00093   for (i = 0; i != _num_resolutions; i++) {
    00094     if ((int)_resolutions[i].width == _screen.width &&
    00095         (int)_resolutions[i].height == _screen.height) {
    00096       break;
    00097     }
    00098   }
    00099   return i;
    00100 }
    00101
    00102 static void ShowCustCurrency();
    00103
    00104 template <class T>
    00105 static DropDownList *BuiltSetDropDownList(int *selected_index)
    00106 {
    00107   int n = T::GetNumSets();
    00108   *selected_index = T::GetIndexOfUsedSet();
    00109
    00110   DropDownList *list = new DropDownList();
    00111   for (int i = 0; i < n; i++) {
    00112     *list->Append() = new DropDownListCharStringItem(T::GetSet(i)->name, i, (_game_mode == GM_MENU) ? false : (*selected_index != i));
    00113   }
    00114
    00115   return list;
    00116 }
    00117
    00119 template <class TBaseSet>
    00120 struct BaseSetTextfileWindow : public TextfileWindow {
    00121   const TBaseSet* baseset;
    00122   StringID content_type;
    00123
    00124   BaseSetTextfileWindow(TextfileType file_type, const TBaseSet* baseset, StringID content_type) : TextfileWindow(file_type), baseset(baseset), content_type(content_type)
    00125   {
    00126     const char *textfile = this->baseset->GetTextfile(file_type);
    00127     this->LoadTextfile(textfile, BASESET_DIR);
    00128   }
    00129
    00130   /* virtual */ void SetStringParameters(int widget) const
    00131   {
    00132     if (widget == WID_TF_CAPTION) {
    00133       SetDParam(0, content_type);
    00134       SetDParamStr(1, this->baseset->name);
    00135     }
    00136   }
    00137 };
    00138
    00145 template <class TBaseSet>
    00146 void ShowBaseSetTextfileWindow(TextfileType file_type, const TBaseSet* baseset, StringID content_type)
    00147 {
    00148   DeleteWindowByClass(WC_TEXTFILE);
    00149   new BaseSetTextfileWindow<TBaseSet>(file_type, baseset, content_type);
    00150 }
    00151
    00152 struct GameOptionsWindow : Window {
    00153   GameSettings *opt;
    00154   bool reload;
    00155
    00156   GameOptionsWindow(WindowDesc *desc) : Window(desc)
    00157   {
    00158     this->opt = &GetGameSettings();
    00159     this->reload = false;
    00160
    00161     this->InitNested(WN_GAME_OPTIONS_GAME_OPTIONS);
    00162     this->OnInvalidateData(0);
    00163   }
    00164
    00165   ~GameOptionsWindow()
    00166   {
    00167     DeleteWindowById(WC_CUSTOM_CURRENCY, 0);
    00168     if (this->reload) _switch_mode = SM_MENU;
    00169   }
    00170
    00177   DropDownList *BuildDropDownList(int widget, int *selected_index) const
    00178   {
    00179     DropDownList *list = NULL;
    00180     switch (widget) {
    00181       case WID_GO_CURRENCY_DROPDOWN: { // Setup currencies dropdown
    00182         list = new DropDownList();
    00183         *selected_index = this->opt->locale.currency;
    00184         StringID *items = BuildCurrencyDropdown();
    00185         uint64 disabled = _game_mode == GM_MENU ? 0LL : ~GetMaskOfAllowedCurrencies();
    00186
    00187         /* Add non-custom currencies; sorted naturally */
    00188         for (uint i = 0; i < CURRENCY_END; items++, i++) {
    00189           if (i == CURRENCY_CUSTOM) continue;
    00190           *list->Append() = new DropDownListStringItem(*items, i, HasBit(disabled, i));
    00191         }
    00192         QSortT(list->Begin(), list->Length(), DropDownListStringItem::NatSortFunc);
    00193
    00194         /* Append custom currency at the end */
    00195         *list->Append() = new DropDownListItem(-1, false); // separator line
    00196         *list->Append() = new DropDownListStringItem(STR_GAME_OPTIONS_CURRENCY_CUSTOM, CURRENCY_CUSTOM, HasBit(disabled, CURRENCY_CUSTOM));
    00197         break;
    00198       }
    00199
    00200       case WID_GO_ROADSIDE_DROPDOWN: { // Setup road-side dropdown
    00201         list = new DropDownList();
    00202         *selected_index = this->opt->vehicle.road_side;
    00203         const StringID *items = _driveside_dropdown;
    00204         uint disabled = 0;
    00205
    00206         /* You can only change the drive side if you are in the menu or ingame with
    00207          * no vehicles present. In a networking game only the server can change it */
    00208         extern bool RoadVehiclesAreBuilt();
    00209         if ((_game_mode != GM_MENU && RoadVehiclesAreBuilt()) || (_networking && !_network_server)) {
    00210           disabled = ~(1 << this->opt->vehicle.road_side); // disable the other value
    00211         }
    00212
    00213         for (uint i = 0; *items != INVALID_STRING_ID; items++, i++) {
    00214           *list->Append() = new DropDownListStringItem(*items, i, HasBit(disabled, i));
    00215         }
    00216         break;
    00217       }
    00218
    00219       case WID_GO_TOWNNAME_DROPDOWN: { // Setup townname dropdown
    00220         list = new DropDownList();
    00221         *selected_index = this->opt->game_creation.town_name;
    00222
    00223         int enabled_item = (_game_mode == GM_MENU || Town::GetNumItems() == 0) ? -1 : *selected_index;
    00224
    00225         /* Add and sort newgrf townnames generators */
    00226         for (int i = 0; i < _nb_grf_names; i++) {
    00227           int result = _nb_orig_names + i;
    00228           *list->Append() = new DropDownListStringItem(_grf_names[i], result, enabled_item != result && enabled_item >= 0);
    00229         }
    00230         QSortT(list->Begin(), list->Length(), DropDownListStringItem::NatSortFunc);
    00231
    00232         int newgrf_size = list->Length();
    00233         /* Insert newgrf_names at the top of the list */
    00234         if (newgrf_size > 0) {
    00235           *list->Append() = new DropDownListItem(-1, false); // separator line
    00236           newgrf_size++;
    00237         }
    00238
    00239         /* Add and sort original townnames generators */
    00240         for (int i = 0; i < _nb_orig_names; i++) {
    00241           *list->Append() = new DropDownListStringItem(STR_GAME_OPTIONS_TOWN_NAME_ORIGINAL_ENGLISH + i, i, enabled_item != i && enabled_item >= 0);
    00242         }
    00243         QSortT(list->Begin() + newgrf_size, list->Length() - newgrf_size, DropDownListStringItem::NatSortFunc);
    00244         break;
    00245       }
    00246
    00247       case WID_GO_AUTOSAVE_DROPDOWN: { // Setup autosave dropdown
    00248         list = new DropDownList();
    00249         *selected_index = _settings_client.gui.autosave;
    00250         const StringID *items = _autosave_dropdown;
    00251         for (uint i = 0; *items != INVALID_STRING_ID; items++, i++) {
    00252           *list->Append() = new DropDownListStringItem(*items, i, false);
    00253         }
    00254         break;
    00255       }
    00256
    00257       case WID_GO_LANG_DROPDOWN: { // Setup interface language dropdown
    00258         list = new DropDownList();
    00259         for (uint i = 0; i < _languages.Length(); i++) {
    00260           if (&_languages[i] == _current_language) *selected_index = i;
    00261           *list->Append() = new DropDownListStringItem(SPECSTR_LANGUAGE_START + i, i, false);
    00262         }
    00263         QSortT(list->Begin(), list->Length(), DropDownListStringItem::NatSortFunc);
    00264         break;
    00265       }
    00266
    00267       case WID_GO_RESOLUTION_DROPDOWN: // Setup resolution dropdown
    00268         list = new DropDownList();
    00269         *selected_index = GetCurRes();
    00270         for (int i = 0; i < _num_resolutions; i++) {
    00271           *list->Append() = new DropDownListStringItem(SPECSTR_RESOLUTION_START + i, i, false);
    00272         }
    00273         break;
    00274
    00275       case WID_GO_SCREENSHOT_DROPDOWN: // Setup screenshot format dropdown
    00276         list = new DropDownList();
    00277         *selected_index = _cur_screenshot_format;
    00278         for (uint i = 0; i < _num_screenshot_formats; i++) {
    00279           if (!GetScreenshotFormatSupports_32bpp(i) && BlitterFactory::GetCurrentBlitter()->GetScreenDepth() == 32) continue;
    00280           *list->Append() = new DropDownListStringItem(SPECSTR_SCREENSHOT_START + i, i, false);
    00281         }
    00282         break;
    00283
    00284       case WID_GO_BASE_GRF_DROPDOWN:
    00285         list = BuiltSetDropDownList<BaseGraphics>(selected_index);
    00286         break;
    00287
    00288       case WID_GO_BASE_SFX_DROPDOWN:
    00289         list = BuiltSetDropDownList<BaseSounds>(selected_index);
    00290         break;
    00291
    00292       case WID_GO_BASE_MUSIC_DROPDOWN:
    00293         list = BuiltSetDropDownList<BaseMusic>(selected_index);
    00294         break;
    00295
    00296       default:
    00297         return NULL;
    00298     }
    00299
    00300     return list;
    00301   }
    00302
    00303   virtual void SetStringParameters(int widget) const
    00304   {
    00305     switch (widget) {
    00306       case WID_GO_CURRENCY_DROPDOWN:   SetDParam(0, _currency_specs[this->opt->locale.currency].name); break;
    00307       case WID_GO_ROADSIDE_DROPDOWN:   SetDParam(0, STR_GAME_OPTIONS_ROAD_VEHICLES_DROPDOWN_LEFT + this->opt->vehicle.road_side); break;
    00308       case WID_GO_TOWNNAME_DROPDOWN:   SetDParam(0, TownName(this->opt->game_creation.town_name)); break;
    00309       case WID_GO_AUTOSAVE_DROPDOWN:   SetDParam(0, _autosave_dropdown[_settings_client.gui.autosave]); break;
    00310       case WID_GO_LANG_DROPDOWN:       SetDParamStr(0, _current_language->own_name); break;
    00311       case WID_GO_RESOLUTION_DROPDOWN: SetDParam(0, GetCurRes() == _num_resolutions ? STR_GAME_OPTIONS_RESOLUTION_OTHER : SPECSTR_RESOLUTION_START + GetCurRes()); break;
    00312       case WID_GO_SCREENSHOT_DROPDOWN: SetDParam(0, SPECSTR_SCREENSHOT_START + _cur_screenshot_format); break;
    00313       case WID_GO_BASE_GRF_DROPDOWN:   SetDParamStr(0, BaseGraphics::GetUsedSet()->name); break;
    00314       case WID_GO_BASE_GRF_STATUS:     SetDParam(0, BaseGraphics::GetUsedSet()->GetNumInvalid()); break;
    00315       case WID_GO_BASE_SFX_DROPDOWN:   SetDParamStr(0, BaseSounds::GetUsedSet()->name); break;
    00316       case WID_GO_BASE_MUSIC_DROPDOWN: SetDParamStr(0, BaseMusic::GetUsedSet()->name); break;
    00317       case WID_GO_BASE_MUSIC_STATUS:   SetDParam(0, BaseMusic::GetUsedSet()->GetNumInvalid()); break;
    00318     }
    00319   }
    00320
    00321   virtual void DrawWidget(const Rect &r, int widget) const
    00322   {
    00323     switch (widget) {
    00324       case WID_GO_BASE_GRF_DESCRIPTION:
    00325         SetDParamStr(0, BaseGraphics::GetUsedSet()->GetDescription(GetCurrentLanguageIsoCode()));
    00326         DrawStringMultiLine(r.left, r.right, r.top, UINT16_MAX, STR_BLACK_RAW_STRING);
    00327         break;
    00328
    00329       case WID_GO_BASE_SFX_DESCRIPTION:
    00330         SetDParamStr(0, BaseSounds::GetUsedSet()->GetDescription(GetCurrentLanguageIsoCode()));
    00331         DrawStringMultiLine(r.left, r.right, r.top, UINT16_MAX, STR_BLACK_RAW_STRING);
    00332         break;
    00333
    00334       case WID_GO_BASE_MUSIC_DESCRIPTION:
    00335         SetDParamStr(0, BaseMusic::GetUsedSet()->GetDescription(GetCurrentLanguageIsoCode()));
    00336         DrawStringMultiLine(r.left, r.right, r.top, UINT16_MAX, STR_BLACK_RAW_STRING);
    00337         break;
    00338     }
    00339   }
    00340
    00341   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00342   {
    00343     switch (widget) {
    00344       case WID_GO_BASE_GRF_DESCRIPTION:
    00345         /* Find the biggest description for the default size. */
    00346         for (int i = 0; i < BaseGraphics::GetNumSets(); i++) {
    00347           SetDParamStr(0, BaseGraphics::GetSet(i)->GetDescription(GetCurrentLanguageIsoCode()));
    00348           size->height = max(size->height, (uint)GetStringHeight(STR_BLACK_RAW_STRING, size->width));
    00349         }
    00350         break;
    00351
    00352       case WID_GO_BASE_GRF_STATUS:
    00353         /* Find the biggest description for the default size. */
    00354         for (int i = 0; i < BaseGraphics::GetNumSets(); i++) {
    00355           uint invalid_files = BaseGraphics::GetSet(i)->GetNumInvalid();
    00356           if (invalid_files == 0) continue;
    00357
    00358           SetDParam(0, invalid_files);
    00359           *size = maxdim(*size, GetStringBoundingBox(STR_GAME_OPTIONS_BASE_GRF_STATUS));
    00360         }
    00361         break;
    00362
    00363       case WID_GO_BASE_SFX_DESCRIPTION:
    00364         /* Find the biggest description for the default size. */
    00365         for (int i = 0; i < BaseSounds::GetNumSets(); i++) {
    00366           SetDParamStr(0, BaseSounds::GetSet(i)->GetDescription(GetCurrentLanguageIsoCode()));
    00367           size->height = max(size->height, (uint)GetStringHeight(STR_BLACK_RAW_STRING, size->width));
    00368         }
    00369         break;
    00370
    00371       case WID_GO_BASE_MUSIC_DESCRIPTION:
    00372         /* Find the biggest description for the default size. */
    00373         for (int i = 0; i < BaseMusic::GetNumSets(); i++) {
    00374           SetDParamStr(0, BaseMusic::GetSet(i)->GetDescription(GetCurrentLanguageIsoCode()));
    00375           size->height = max(size->height, (uint)GetStringHeight(STR_BLACK_RAW_STRING, size->width));
    00376         }
    00377         break;
    00378
    00379       case WID_GO_BASE_MUSIC_STATUS:
    00380         /* Find the biggest description for the default size. */
    00381         for (int i = 0; i < BaseMusic::GetNumSets(); i++) {
    00382           uint invalid_files = BaseMusic::GetSet(i)->GetNumInvalid();
    00383           if (invalid_files == 0) continue;
    00384
    00385           SetDParam(0, invalid_files);
    00386           *size = maxdim(*size, GetStringBoundingBox(STR_GAME_OPTIONS_BASE_MUSIC_STATUS));
    00387         }
    00388         break;
    00389
    00390       default: {
    00391         int selected;
    00392         DropDownList *list = this->BuildDropDownList(widget, &selected);
    00393         if (list != NULL) {
    00394           /* Find the biggest item for the default size. */
    00395           for (const DropDownListItem * const *it = list->Begin(); it != list->End(); it++) {
    00396             Dimension string_dim;
    00397             int width = (*it)->Width();
    00398             string_dim.width = width + padding.width;
    00399             string_dim.height = (*it)->Height(width) + padding.height;
    00400             *size = maxdim(*size, string_dim);
    00401           }
    00402           delete list;
    00403         }
    00404       }
    00405     }
    00406   }
    00407
    00408   virtual void OnClick(Point pt, int widget, int click_count)
    00409   {
    00410     if (widget >= WID_GO_BASE_GRF_TEXTFILE && widget < WID_GO_BASE_GRF_TEXTFILE + TFT_END) {
    00411       if (BaseGraphics::GetUsedSet() == NULL) return;
    00412
    00413       ShowBaseSetTextfileWindow((TextfileType)(widget - WID_GO_BASE_GRF_TEXTFILE), BaseGraphics::GetUsedSet(), STR_CONTENT_TYPE_BASE_GRAPHICS);
    00414       return;
    00415     }
    00416     if (widget >= WID_GO_BASE_SFX_TEXTFILE && widget < WID_GO_BASE_SFX_TEXTFILE + TFT_END) {
    00417       if (BaseSounds::GetUsedSet() == NULL) return;
    00418
    00419       ShowBaseSetTextfileWindow((TextfileType)(widget - WID_GO_BASE_SFX_TEXTFILE), BaseSounds::GetUsedSet(), STR_CONTENT_TYPE_BASE_SOUNDS);
    00420       return;
    00421     }
    00422     if (widget >= WID_GO_BASE_MUSIC_TEXTFILE && widget < WID_GO_BASE_MUSIC_TEXTFILE + TFT_END) {
    00423       if (BaseMusic::GetUsedSet() == NULL) return;
    00424
    00425       ShowBaseSetTextfileWindow((TextfileType)(widget - WID_GO_BASE_MUSIC_TEXTFILE), BaseMusic::GetUsedSet(), STR_CONTENT_TYPE_BASE_MUSIC);
    00426       return;
    00427     }
    00428     switch (widget) {
    00429       case WID_GO_FULLSCREEN_BUTTON: // Click fullscreen on/off
    00430         /* try to toggle full-screen on/off */
    00431         if (!ToggleFullScreen(!_fullscreen)) {
    00432           ShowErrorMessage(STR_ERROR_FULLSCREEN_FAILED, INVALID_STRING_ID, WL_ERROR);
    00433         }
    00434         this->SetWidgetLoweredState(WID_GO_FULLSCREEN_BUTTON, _fullscreen);
    00435         this->SetDirty();
    00436         break;
    00437
    00438       default: {
    00439         int selected;
    00440         DropDownList *list = this->BuildDropDownList(widget, &selected);
    00441         if (list != NULL) {
    00442           ShowDropDownList(this, list, selected, widget);
    00443         }
    00444         break;
    00445       }
    00446     }
    00447   }
    00448
    00454   template <class T>
    00455   void SetMediaSet(int index)
    00456   {
    00457     if (_game_mode == GM_MENU) {
    00458       const char *name = T::GetSet(index)->name;
    00459
    00460       free(T::ini_set);
    00461       T::ini_set = strdup(name);
    00462
    00463       T::SetSet(name);
    00464       this->reload = true;
    00465       this->InvalidateData();
    00466     }
    00467   }
    00468
    00469   virtual void OnDropdownSelect(int widget, int index)
    00470   {
    00471     switch (widget) {
    00472       case WID_GO_CURRENCY_DROPDOWN: // Currency
    00473         if (index == CURRENCY_CUSTOM) ShowCustCurrency();
    00474         this->opt->locale.currency = index;
    00475         ReInitAllWindows();
    00476         break;
    00477
    00478       case WID_GO_ROADSIDE_DROPDOWN: // Road side
    00479         if (this->opt->vehicle.road_side != index) { // only change if setting changed
    00480           uint i;
    00481           if (GetSettingFromName("vehicle.road_side", &i) == NULL) NOT_REACHED();
    00482           SetSettingValue(i, index);
    00483           MarkWholeScreenDirty();
    00484         }
    00485         break;
    00486
    00487       case WID_GO_TOWNNAME_DROPDOWN: // Town names
    00488         if (_game_mode == GM_MENU || Town::GetNumItems() == 0) {
    00489           this->opt->game_creation.town_name = index;
    00490           SetWindowDirty(WC_GAME_OPTIONS, WN_GAME_OPTIONS_GAME_OPTIONS);
    00491         }
    00492         break;
    00493
    00494       case WID_GO_AUTOSAVE_DROPDOWN: // Autosave options
    00495         _settings_client.gui.autosave = index;
    00496         this->SetDirty();
    00497         break;
    00498
    00499       case WID_GO_LANG_DROPDOWN: // Change interface language
    00500         ReadLanguagePack(&_languages[index]);
    00501         DeleteWindowByClass(WC_QUERY_STRING);
    00502         CheckForMissingGlyphs();
    00503         UpdateAllVirtCoords();
    00504         ReInitAllWindows();
    00505         break;
    00506
    00507       case WID_GO_RESOLUTION_DROPDOWN: // Change resolution
    00508         if (index < _num_resolutions && ChangeResInGame(_resolutions[index].width, _resolutions[index].height)) {
    00509           this->SetDirty();
    00510         }
    00511         break;
    00512
    00513       case WID_GO_SCREENSHOT_DROPDOWN: // Change screenshot format
    00514         SetScreenshotFormat(index);
    00515         this->SetDirty();
    00516         break;
    00517
    00518       case WID_GO_BASE_GRF_DROPDOWN:
    00519         this->SetMediaSet<BaseGraphics>(index);
    00520         break;
    00521
    00522       case WID_GO_BASE_SFX_DROPDOWN:
    00523         this->SetMediaSet<BaseSounds>(index);
    00524         break;
    00525
    00526       case WID_GO_BASE_MUSIC_DROPDOWN:
    00527         this->SetMediaSet<BaseMusic>(index);
    00528         break;
    00529     }
    00530   }
    00531
    00537   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    00538   {
    00539     if (!gui_scope) return;
    00540     this->SetWidgetLoweredState(WID_GO_FULLSCREEN_BUTTON, _fullscreen);
    00541
    00542     bool missing_files = BaseGraphics::GetUsedSet()->GetNumMissing() == 0;
    00543     this->GetWidget<NWidgetCore>(WID_GO_BASE_GRF_STATUS)->SetDataTip(missing_files ? STR_EMPTY : STR_GAME_OPTIONS_BASE_GRF_STATUS, STR_NULL);
    00544
    00545     for (TextfileType tft = TFT_BEGIN; tft < TFT_END; tft++) {
    00546       this->SetWidgetDisabledState(WID_GO_BASE_GRF_TEXTFILE + tft, BaseGraphics::GetUsedSet() == NULL || BaseGraphics::GetUsedSet()->GetTextfile(tft) == NULL);
    00547       this->SetWidgetDisabledState(WID_GO_BASE_SFX_TEXTFILE + tft, BaseSounds::GetUsedSet() == NULL || BaseSounds::GetUsedSet()->GetTextfile(tft) == NULL);
    00548       this->SetWidgetDisabledState(WID_GO_BASE_MUSIC_TEXTFILE + tft, BaseMusic::GetUsedSet() == NULL || BaseMusic::GetUsedSet()->GetTextfile(tft) == NULL);
    00549     }
    00550
    00551     missing_files = BaseMusic::GetUsedSet()->GetNumInvalid() == 0;
    00552     this->GetWidget<NWidgetCore>(WID_GO_BASE_MUSIC_STATUS)->SetDataTip(missing_files ? STR_EMPTY : STR_GAME_OPTIONS_BASE_MUSIC_STATUS, STR_NULL);
    00553   }
    00554 };
    00555
    00556 static const NWidgetPart _nested_game_options_widgets[] = {
    00557   NWidget(NWID_HORIZONTAL),
    00558     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
    00559     NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00560   EndContainer(),
    00561   NWidget(WWT_PANEL, COLOUR_GREY, WID_GO_BACKGROUND), SetPIP(6, 6, 10),
    00562     NWidget(NWID_HORIZONTAL), SetPIP(10, 10, 10),
    00563       NWidget(NWID_VERTICAL), SetPIP(0, 6, 0),
    00564         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_CURRENCY_UNITS_FRAME, STR_NULL),
    00565           NWidget(WWT_DROPDOWN, COLOUR_GREY, WID_GO_CURRENCY_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_CURRENCY_UNITS_DROPDOWN_TOOLTIP), SetFill(1, 0),
    00566         EndContainer(),
    00567         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_ROAD_VEHICLES_FRAME, STR_NULL),
    00568           NWidget(WWT_DROPDOWN, COLOUR_GREY, WID_GO_ROADSIDE_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_ROAD_VEHICLES_DROPDOWN_TOOLTIP), SetFill(1, 0),
    00569         EndContainer(),
    00570         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_AUTOSAVE_FRAME, STR_NULL),
    00571           NWidget(WWT_DROPDOWN, COLOUR_GREY, WID_GO_AUTOSAVE_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_AUTOSAVE_DROPDOWN_TOOLTIP), SetFill(1, 0),
    00572         EndContainer(),
    00573         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_RESOLUTION, STR_NULL),
    00574           NWidget(WWT_DROPDOWN, COLOUR_GREY, WID_GO_RESOLUTION_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_RESOLUTION_TOOLTIP), SetFill(1, 0), SetPadding(0, 0, 3, 0),
    00575           NWidget(NWID_HORIZONTAL),
    00576             NWidget(WWT_TEXT, COLOUR_GREY), SetMinimalSize(0, 12), SetFill(1, 0), SetDataTip(STR_GAME_OPTIONS_FULLSCREEN, STR_NULL),
    00577             NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_GO_FULLSCREEN_BUTTON), SetMinimalSize(21, 9), SetDataTip(STR_EMPTY, STR_GAME_OPTIONS_FULLSCREEN_TOOLTIP),
    00578           EndContainer(),
    00579         EndContainer(),
    00580       EndContainer(),
    00581
    00582       NWidget(NWID_VERTICAL), SetPIP(0, 6, 0),
    00583         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_TOWN_NAMES_FRAME, STR_NULL),
    00584           NWidget(WWT_DROPDOWN, COLOUR_GREY, WID_GO_TOWNNAME_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_TOWN_NAMES_DROPDOWN_TOOLTIP), SetFill(1, 0),
    00585         EndContainer(),
    00586         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_LANGUAGE, STR_NULL),
    00587           NWidget(WWT_DROPDOWN, COLOUR_GREY, WID_GO_LANG_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_RAW_STRING, STR_GAME_OPTIONS_LANGUAGE_TOOLTIP), SetFill(1, 0),
    00588         EndContainer(),
    00589         NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_SCREENSHOT_FORMAT, STR_NULL),
    00590           NWidget(WWT_DROPDOWN, COLOUR_GREY, WID_GO_SCREENSHOT_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_STRING, STR_GAME_OPTIONS_SCREENSHOT_FORMAT_TOOLTIP), SetFill(1, 0),
    00591         EndContainer(),
    00592         NWidget(NWID_SPACER), SetMinimalSize(0, 0), SetFill(0, 1),
    00593       EndContainer(),
    00594     EndContainer(),
    00595
    00596     NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_BASE_GRF, STR_NULL), SetPadding(0, 10, 0, 10),
    00597       NWidget(NWID_HORIZONTAL), SetPIP(0, 30, 0),
    00598         NWidget(WWT_DROPDOWN, COLOUR_GREY, WID_GO_BASE_GRF_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_RAW_STRING, STR_GAME_OPTIONS_BASE_GRF_TOOLTIP),
    00599         NWidget(WWT_TEXT, COLOUR_GREY, WID_GO_BASE_GRF_STATUS), SetMinimalSize(150, 12), SetDataTip(STR_EMPTY, STR_NULL), SetFill(1, 0),
    00600       EndContainer(),
    00601       NWidget(WWT_TEXT, COLOUR_GREY, WID_GO_BASE_GRF_DESCRIPTION), SetMinimalSize(330, 0), SetDataTip(STR_EMPTY, STR_GAME_OPTIONS_BASE_GRF_DESCRIPTION_TOOLTIP), SetFill(1, 0), SetPadding(6, 0, 6, 0),
    00602       NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(7, 0, 7),
    00603         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_GO_BASE_GRF_TEXTFILE + TFT_README), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_TEXTFILE_VIEW_README, STR_NULL),
    00604         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_GO_BASE_GRF_TEXTFILE + TFT_CHANGELOG), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_TEXTFILE_VIEW_CHANGELOG, STR_NULL),
    00605         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_GO_BASE_GRF_TEXTFILE + TFT_LICENSE), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_TEXTFILE_VIEW_LICENCE, STR_NULL),
    00606       EndContainer(),
    00607     EndContainer(),
    00608
    00609     NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_BASE_SFX, STR_NULL), SetPadding(0, 10, 0, 10),
    00610       NWidget(NWID_HORIZONTAL), SetPIP(0, 30, 0),
    00611         NWidget(WWT_DROPDOWN, COLOUR_GREY, WID_GO_BASE_SFX_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_RAW_STRING, STR_GAME_OPTIONS_BASE_SFX_TOOLTIP),
    00612         NWidget(NWID_SPACER), SetFill(1, 0),
    00613       EndContainer(),
    00614       NWidget(WWT_TEXT, COLOUR_GREY, WID_GO_BASE_SFX_DESCRIPTION), SetMinimalSize(330, 0), SetDataTip(STR_EMPTY, STR_GAME_OPTIONS_BASE_SFX_DESCRIPTION_TOOLTIP), SetFill(1, 0), SetPadding(6, 0, 6, 0),
    00615       NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(7, 0, 7),
    00616         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_GO_BASE_SFX_TEXTFILE + TFT_README), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_TEXTFILE_VIEW_README, STR_NULL),
    00617         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_GO_BASE_SFX_TEXTFILE + TFT_CHANGELOG), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_TEXTFILE_VIEW_CHANGELOG, STR_NULL),
    00618         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_GO_BASE_SFX_TEXTFILE + TFT_LICENSE), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_TEXTFILE_VIEW_LICENCE, STR_NULL),
    00619       EndContainer(),
    00620     EndContainer(),
    00621
    00622     NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_GAME_OPTIONS_BASE_MUSIC, STR_NULL), SetPadding(0, 10, 0, 10),
    00623       NWidget(NWID_HORIZONTAL), SetPIP(0, 30, 0),
    00624         NWidget(WWT_DROPDOWN, COLOUR_GREY, WID_GO_BASE_MUSIC_DROPDOWN), SetMinimalSize(150, 12), SetDataTip(STR_BLACK_RAW_STRING, STR_GAME_OPTIONS_BASE_MUSIC_TOOLTIP),
    00625         NWidget(WWT_TEXT, COLOUR_GREY, WID_GO_BASE_MUSIC_STATUS), SetMinimalSize(150, 12), SetDataTip(STR_EMPTY, STR_NULL), SetFill(1, 0),
    00626       EndContainer(),
    00627       NWidget(WWT_TEXT, COLOUR_GREY, WID_GO_BASE_MUSIC_DESCRIPTION), SetMinimalSize(330, 0), SetDataTip(STR_EMPTY, STR_GAME_OPTIONS_BASE_MUSIC_DESCRIPTION_TOOLTIP), SetFill(1, 0), SetPadding(6, 0, 6, 0),
    00628       NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(7, 0, 7),
    00629         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_GO_BASE_MUSIC_TEXTFILE + TFT_README), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_TEXTFILE_VIEW_README, STR_NULL),
    00630         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_GO_BASE_MUSIC_TEXTFILE + TFT_CHANGELOG), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_TEXTFILE_VIEW_CHANGELOG, STR_NULL),
    00631         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_GO_BASE_MUSIC_TEXTFILE + TFT_LICENSE), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_TEXTFILE_VIEW_LICENCE, STR_NULL),
    00632       EndContainer(),
    00633     EndContainer(),
    00634   EndContainer(),
    00635 };
    00636
    00637 static WindowDesc _game_options_desc(
    00638   WDP_CENTER, "settings_game", 0, 0,
    00639   WC_GAME_OPTIONS, WC_NONE,
    00640   0,
    00641   _nested_game_options_widgets, lengthof(_nested_game_options_widgets)
    00642 );
    00643
    00645 void ShowGameOptions()
    00646 {
    00647   DeleteWindowByClass(WC_GAME_OPTIONS);
    00648   new GameOptionsWindow(&_game_options_desc);
    00649 }
    00650
    00651 static int SETTING_HEIGHT = 11;
    00652 static const int LEVEL_WIDTH = 15;
    00653
    00658 enum SettingEntryFlags {
    00659   SEF_LEFT_DEPRESSED  = 0x01,
    00660   SEF_RIGHT_DEPRESSED = 0x02,
    00661   SEF_BUTTONS_MASK = (SEF_LEFT_DEPRESSED | SEF_RIGHT_DEPRESSED),
    00662
    00663   SEF_LAST_FIELD = 0x04,
    00664   SEF_FILTERED   = 0x08,
    00665
    00666   /* Entry kind */
    00667   SEF_SETTING_KIND = 0x10,
    00668   SEF_SUBTREE_KIND = 0x20,
    00669   SEF_KIND_MASK    = (SEF_SETTING_KIND | SEF_SUBTREE_KIND),
    00670 };
    00671
    00672 struct SettingsPage; // Forward declaration
    00673
    00675 struct SettingEntrySubtree {
    00676   SettingsPage *page;
    00677   bool folded;
    00678   StringID title;
    00679 };
    00680
    00682 struct SettingEntrySetting {
    00683   const char *name;
    00684   const SettingDesc *setting;
    00685   uint index;
    00686 };
    00687
    00689 enum RestrictionMode {
    00690   RM_BASIC,
    00691   RM_ADVANCED,
    00692   RM_ALL,
    00693   RM_CHANGED_AGAINST_DEFAULT,
    00694   RM_CHANGED_AGAINST_NEW,
    00695   RM_END,
    00696 };
    00697
    00699 struct SettingFilter {
    00700   StringFilter string;
    00701   RestrictionMode mode;
    00702   SettingType type;
    00703 };
    00704
    00706 struct SettingEntry {
    00707   byte flags;
    00708   byte level;
    00709   union {
    00710     SettingEntrySetting entry;
    00711     SettingEntrySubtree sub;
    00712   } d;
    00713
    00714   SettingEntry(const char *nm);
    00715   SettingEntry(SettingsPage *sub, StringID title);
    00716
    00717   void Init(byte level);
    00718   void FoldAll();
    00719   void UnFoldAll();
    00720   void SetButtons(byte new_val);
    00721
    00726   void SetLastField(bool last_field) { if (last_field) SETBITS(this->flags, SEF_LAST_FIELD); else CLRBITS(this->flags, SEF_LAST_FIELD); }
    00727
    00728   uint Length() const;
    00729   void GetFoldingState(bool &all_folded, bool &all_unfolded) const;
    00730   bool IsVisible(const SettingEntry *item) const;
    00731   SettingEntry *FindEntry(uint row, uint *cur_row);
    00732   uint GetMaxHelpHeight(int maxw);
    00733
    00734   bool IsFiltered() const;
    00735   bool UpdateFilterState(SettingFilter &filter, bool force_visible);
    00736
    00737   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, SettingEntry *selected);
    00738
    00743   inline StringID GetHelpText()
    00744   {
    00745     assert((this->flags & SEF_KIND_MASK) == SEF_SETTING_KIND);
    00746     return this->d.entry.setting->desc.str_help;
    00747   }
    00748
    00749   void SetValueDParams(uint first_param, int32 value);
    00750
    00751 private:
    00752   void DrawSetting(GameSettings *settings_ptr, int x, int y, int max_x, int state, bool highlight);
    00753   bool IsVisibleByRestrictionMode(RestrictionMode mode) const;
    00754 };
    00755
    00757 struct SettingsPage {
    00758   SettingEntry *entries;
    00759   byte num;
    00760
    00761   void Init(byte level = 0);
    00762   void FoldAll();
    00763   void UnFoldAll();
    00764
    00765   uint Length() const;
    00766   void GetFoldingState(bool &all_folded, bool &all_unfolded) const;
    00767   bool IsVisible(const SettingEntry *item) const;
    00768   SettingEntry *FindEntry(uint row, uint *cur_row) const;
    00769   uint GetMaxHelpHeight(int maxw);
    00770
    00771   bool UpdateFilterState(SettingFilter &filter, bool force_visible);
    00772
    00773   uint Draw(GameSettings *settings_ptr, int base_x, int base_y, int max_x, uint first_row, uint max_row, SettingEntry *selected, uint cur_row = 0, uint parent_last = 0) const;
    00774 };
    00775
    00776
    00777 /* == SettingEntry methods == */
    00778
    00783 SettingEntry::SettingEntry(const char *nm)
    00784 {
    00785   this->flags = SEF_SETTING_KIND;
    00786   this->level = 0;
    00787   this->d.entry.name = nm;
    00788   this->d.entry.setting = NULL;
    00789   this->d.entry.index = 0;
    00790 }
    00791
    00797 SettingEntry::SettingEntry(SettingsPage *sub, StringID title)
    00798 {
    00799   this->flags = SEF_SUBTREE_KIND;
    00800   this->level = 0;
    00801   this->d.sub.page = sub;
    00802   this->d.sub.folded = true;
    00803   this->d.sub.title = title;
    00804 }
    00805
    00810 void SettingEntry::Init(byte level)
    00811 {
    00812   this->level = level;
    00813
    00814   switch (this->flags & SEF_KIND_MASK) {
    00815     case SEF_SETTING_KIND:
    00816       this->d.entry.setting = GetSettingFromName(this->d.entry.name, &this->d.entry.index);
    00817       assert(this->d.entry.setting != NULL);
    00818       break;
    00819     case SEF_SUBTREE_KIND:
    00820       this->d.sub.page->Init(level + 1);
    00821       break;
    00822     default: NOT_REACHED();
    00823   }
    00824 }
    00825
    00827 void SettingEntry::FoldAll()
    00828 {
    00829   if (this->IsFiltered()) return;
    00830   switch (this->flags & SEF_KIND_MASK) {
    00831     case SEF_SETTING_KIND:
    00832       break;
    00833
    00834     case SEF_SUBTREE_KIND:
    00835       this->d.sub.folded = true;
    00836       this->d.sub.page->FoldAll();
    00837       break;
    00838
    00839     default: NOT_REACHED();
    00840   }
    00841 }
    00842
    00844 void SettingEntry::UnFoldAll()
    00845 {
    00846   if (this->IsFiltered()) return;
    00847   switch (this->flags & SEF_KIND_MASK) {
    00848     case SEF_SETTING_KIND:
    00849       break;
    00850
    00851     case SEF_SUBTREE_KIND:
    00852       this->d.sub.folded = false;
    00853       this->d.sub.page->UnFoldAll();
    00854       break;
    00855
    00856     default: NOT_REACHED();
    00857   }
    00858 }
    00859
    00865 void SettingEntry::GetFoldingState(bool &all_folded, bool &all_unfolded) const
    00866 {
    00867   if (this->IsFiltered()) return;
    00868   switch (this->flags & SEF_KIND_MASK) {
    00869     case SEF_SETTING_KIND:
    00870       break;
    00871
    00872     case SEF_SUBTREE_KIND:
    00873       if (this->d.sub.folded) {
    00874         all_unfolded = false;
    00875       } else {
    00876         all_folded = false;
    00877       }
    00878       this->d.sub.page->GetFoldingState(all_folded, all_unfolded);
    00879       break;
    00880
    00881     default: NOT_REACHED();
    00882   }
    00883 }
    00884
    00891 bool SettingEntry::IsVisible(const SettingEntry *item) const
    00892 {
    00893   if (this->IsFiltered()) return false;
    00894   if (this == item) return true;
    00895
    00896   switch (this->flags & SEF_KIND_MASK) {
    00897     case SEF_SETTING_KIND:
    00898       return false;
    00899
    00900     case SEF_SUBTREE_KIND:
    00901       return !this->d.sub.folded && this->d.sub.page->IsVisible(item);
    00902
    00903     default: NOT_REACHED();
    00904   }
    00905 }
    00906
    00912 void SettingEntry::SetButtons(byte new_val)
    00913 {
    00914   assert((new_val & ~SEF_BUTTONS_MASK) == 0); // Should not touch any flags outside the buttons
    00915   this->flags = (this->flags & ~SEF_BUTTONS_MASK) | new_val;
    00916 }
    00917
    00919 uint SettingEntry::Length() const
    00920 {
    00921   if (this->IsFiltered()) return 0;
    00922   switch (this->flags & SEF_KIND_MASK) {
    00923     case SEF_SETTING_KIND:
    00924       return 1;
    00925     case SEF_SUBTREE_KIND:
    00926       if (this->d.sub.folded) return 1; // Only displaying the title
    00927
    00928       return 1 + this->d.sub.page->Length(); // 1 extra row for the title
    00929     default: NOT_REACHED();
    00930   }
    00931 }
    00932
    00939 SettingEntry *SettingEntry::FindEntry(uint row_num, uint *cur_row)
    00940 {
    00941   if (this->IsFiltered()) return NULL;
    00942   if (row_num == *cur_row) return this;
    00943
    00944   switch (this->flags & SEF_KIND_MASK) {
    00945     case SEF_SETTING_KIND:
    00946       (*cur_row)++;
    00947       break;
    00948     case SEF_SUBTREE_KIND:
    00949       (*cur_row)++; // add one for row containing the title
    00950       if (this->d.sub.folded) {
    00951         break;
    00952       }
    00953
    00954       /* sub-page is visible => search it too */
    00955       return this->d.sub.page->FindEntry(row_num, cur_row);
    00956     default: NOT_REACHED();
    00957   }
    00958   return NULL;
    00959 }
    00960
    00966 uint SettingEntry::GetMaxHelpHeight(int maxw)
    00967 {
    00968   switch (this->flags & SEF_KIND_MASK) {
    00969     case SEF_SETTING_KIND: return GetStringHeight(this->GetHelpText(), maxw);
    00970     case SEF_SUBTREE_KIND: return this->d.sub.page->GetMaxHelpHeight(maxw);
    00971     default:               NOT_REACHED();
    00972   }
    00973 }
    00974
    00979 bool SettingEntry::IsFiltered() const
    00980 {
    00981   return (this->flags & SEF_FILTERED) != 0;
    00982 }
    00983
    00989 bool SettingEntry::IsVisibleByRestrictionMode(RestrictionMode mode) const
    00990 {
    00991   /* There shall not be any restriction, i.e. all settings shall be visible. */
    00992   if (mode == RM_ALL) return true;
    00993
    00994   GameSettings *settings_ptr = &GetGameSettings();
    00995   assert((this->flags & SEF_KIND_MASK) == SEF_SETTING_KIND);
    00996   const SettingDesc *sd = this->d.entry.setting;
    00997
    00998   if (mode == RM_BASIC) return (this->d.entry.setting->desc.cat & SC_BASIC_LIST) != 0;
    00999   if (mode == RM_ADVANCED) return (this->d.entry.setting->desc.cat & SC_ADVANCED_LIST) != 0;
    01000
    01001   /* Read the current value. */
    01002   const void *var = ResolveVariableAddress(settings_ptr, sd);
    01003   int64 current_value = ReadValue(var, sd->save.conv);
    01004
    01005   int64 filter_value;
    01006
    01007   if (mode == RM_CHANGED_AGAINST_DEFAULT) {
    01008     /* This entry shall only be visible, if the value deviates from its default value. */
    01009
    01010     /* Read the default value. */
    01011     filter_value = ReadValue(&sd->desc.def, sd->save.conv);
    01012   } else {
    01013     assert(mode == RM_CHANGED_AGAINST_NEW);
    01014     /* This entry shall only be visible, if the value deviates from
    01015      * its value is used when starting a new game. */
    01016
    01017     /* Make sure we're not comparing the new game settings against itself. */
    01018     assert(settings_ptr != &_settings_newgame);
    01019
    01020     /* Read the new game's value. */
    01021     var = ResolveVariableAddress(&_settings_newgame, sd);
    01022     filter_value = ReadValue(var, sd->save.conv);
    01023   }
    01024
    01025   return current_value != filter_value;
    01026 }
    01027
    01034 bool SettingEntry::UpdateFilterState(SettingFilter &filter, bool force_visible)
    01035 {
    01036   CLRBITS(this->flags, SEF_FILTERED);
    01037
    01038   bool visible = true;
    01039   switch (this->flags & SEF_KIND_MASK) {
    01040     case SEF_SETTING_KIND: {
    01041       const SettingDesc *sd = this->d.entry.setting;
    01042       if (!force_visible && !filter.string.IsEmpty()) {
    01043         /* Process the search text filter for this item. */
    01044         filter.string.ResetState();
    01045
    01046         const SettingDescBase *sdb = &sd->desc;
    01047
    01048         SetDParam(0, STR_EMPTY);
    01049         filter.string.AddLine(sdb->str);
    01050         filter.string.AddLine(this->GetHelpText());
    01051
    01052         visible = filter.string.GetState();
    01053       }
    01054       if (filter.type != ST_ALL) visible = visible && sd->GetType() == filter.type;
    01055       visible = visible && this->IsVisibleByRestrictionMode(filter.mode);
    01056       break;
    01057     }
    01058     case SEF_SUBTREE_KIND: {
    01059       if (!force_visible && !filter.string.IsEmpty()) {
    01060         filter.string.ResetState();
    01061         filter.string.AddLine(this->d.sub.title);
    01062         force_visible = filter.string.GetState();
    01063       }
    01064       visible = this->d.sub.page->UpdateFilterState(filter, force_visible);
    01065       break;
    01066     }
    01067     default: NOT_REACHED();
    01068   }
    01069
    01070   if (!visible) SETBITS(this->flags, SEF_FILTERED);
    01071   return visible;
    01072 }
    01073
    01074
    01075
    01103 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, SettingEntry *selected)
    01104 {
    01105   if (this->IsFiltered()) return cur_row;
    01106   if (cur_row >= max_row) return cur_row;
    01107
    01108   bool rtl = _current_text_dir == TD_RTL;
    01109   int offset = rtl ? -4 : 4;
    01110   int level_width = rtl ? -LEVEL_WIDTH : LEVEL_WIDTH;
    01111
    01112   int x = rtl ? right : left;
    01113   int y = base_y;
    01114   if (cur_row >= first_row) {
    01115     int colour = _colour_gradient[COLOUR_ORANGE][4];
    01116     y = base_y + (cur_row - first_row) * SETTING_HEIGHT; // Compute correct y start position
    01117
    01118     /* Draw vertical for parent nesting levels */
    01119     for (uint lvl = 0; lvl < this->level; lvl++) {
    01120       if (!HasBit(parent_last, lvl)) GfxDrawLine(x + offset, y, x + offset, y + SETTING_HEIGHT - 1, colour);
    01121       x += level_width;
    01122     }
    01123     /* draw own |- prefix */
    01124     int halfway_y = y + SETTING_HEIGHT / 2;
    01125     int bottom_y = (flags & SEF_LAST_FIELD) ? halfway_y : y + SETTING_HEIGHT - 1;
    01126     GfxDrawLine(x + offset, y, x + offset, bottom_y, colour);
    01127     /* Small horizontal line from the last vertical line */
    01128     GfxDrawLine(x + offset, halfway_y, x + level_width - offset, halfway_y, colour);
    01129     x += level_width;
    01130   }
    01131
    01132   switch (this->flags & SEF_KIND_MASK) {
    01133     case SEF_SETTING_KIND:
    01134       if (cur_row >= first_row) {
    01135         this->DrawSetting(settings_ptr, rtl ? left : x, rtl ? x : right, y, this->flags & SEF_BUTTONS_MASK,
    01136             this == selected);
    01137       }
    01138       cur_row++;
    01139       break;
    01140     case SEF_SUBTREE_KIND:
    01141       if (cur_row >= first_row) {
    01142         DrawSprite((this->d.sub.folded ? SPR_CIRCLE_FOLDED : SPR_CIRCLE_UNFOLDED), PAL_NONE, rtl ? x - 8 : x, y + (SETTING_HEIGHT - 11) / 2);
    01143         DrawString(rtl ? left : x + 12, rtl ? x - 12 : right, y, this->d.sub.title);
    01144       }
    01145       cur_row++;
    01146       if (!this->d.sub.folded) {
    01147         if (this->flags & SEF_LAST_FIELD) {
    01148           assert(this->level < sizeof(parent_last));
    01149           SetBit(parent_last, this->level); // Add own last-field state
    01150         }
    01151
    01152         cur_row = this->d.sub.page->Draw(settings_ptr, left, right, base_y, first_row, max_row, selected, cur_row, parent_last);
    01153       }
    01154       break;
    01155     default: NOT_REACHED();
    01156   }
    01157   return cur_row;
    01158 }
    01159
    01160 static const void *ResolveVariableAddress(const GameSettings *settings_ptr, const SettingDesc *sd)
    01161 {
    01162   if ((sd->desc.flags & SGF_PER_COMPANY) != 0) {
    01163     if (Company::IsValidID(_local_company) && _game_mode != GM_MENU) {
    01164       return GetVariableAddress(&Company::Get(_local_company)->settings, &sd->save);
    01165     } else {
    01166       return GetVariableAddress(&_settings_client.company, &sd->save);
    01167     }
    01168   } else {
    01169     return GetVariableAddress(settings_ptr, &sd->save);
    01170   }
    01171 }
    01172
    01178 void SettingEntry::SetValueDParams(uint first_param, int32 value)
    01179 {
    01180   assert((this->flags & SEF_KIND_MASK) == SEF_SETTING_KIND);
    01181   const SettingDescBase *sdb = &this->d.entry.setting->desc;
    01182   if (sdb->cmd == SDT_BOOLX) {
    01183     SetDParam(first_param++, value != 0 ? STR_CONFIG_SETTING_ON : STR_CONFIG_SETTING_OFF);
    01184   } else {
    01185     if ((sdb->flags & SGF_MULTISTRING) != 0) {
    01186       SetDParam(first_param++, sdb->str_val - sdb->min + value);
    01187     } else if ((sdb->flags & SGF_DISPLAY_ABS) != 0) {
    01188       SetDParam(first_param++, sdb->str_val + ((value >= 0) ? 1 : 0));
    01189       value = abs(value);
    01190     } else {
    01191       SetDParam(first_param++, sdb->str_val + ((value == 0 && (sdb->flags & SGF_0ISDISABLED) != 0) ? 1 : 0));
    01192     }
    01193     SetDParam(first_param++, value);
    01194   }
    01195 }
    01196
    01206 void SettingEntry::DrawSetting(GameSettings *settings_ptr, int left, int right, int y, int state, bool highlight)
    01207 {
    01208   const SettingDesc *sd = this->d.entry.setting;
    01209   const SettingDescBase *sdb = &sd->desc;
    01210   const void *var = ResolveVariableAddress(settings_ptr, sd);
    01211
    01212   bool rtl = _current_text_dir == TD_RTL;
    01213   uint buttons_left = rtl ? right + 1 - SETTING_BUTTON_WIDTH : left;
    01214   uint text_left  = left + (rtl ? 0 : SETTING_BUTTON_WIDTH + 5);
    01215   uint text_right = right - (rtl ? SETTING_BUTTON_WIDTH + 5 : 0);
    01216   uint button_y = y + (SETTING_HEIGHT - SETTING_BUTTON_HEIGHT) / 2;
    01217
    01218   /* We do not allow changes of some items when we are a client in a networkgame */
    01219   bool editable = sd->IsEditable();
    01220
    01221   SetDParam(0, highlight ? STR_ORANGE_STRING1_WHITE : STR_ORANGE_STRING1_LTBLUE);
    01222   int32 value = (int32)ReadValue(var, sd->save.conv);
    01223   if (sdb->cmd == SDT_BOOLX) {
    01224     /* Draw checkbox for boolean-value either on/off */
    01225     DrawBoolButton(buttons_left, button_y, value != 0, editable);
    01226   } else if ((sdb->flags & SGF_MULTISTRING) != 0) {
    01227     /* Draw [v] button for settings of an enum-type */
    01228     DrawDropDownButton(buttons_left, button_y, COLOUR_YELLOW, state != 0, editable);
    01229   } else {
    01230     /* Draw [<][>] boxes for settings of an integer-type */
    01231     DrawArrowButtons(buttons_left, button_y, COLOUR_YELLOW, state,
    01232         editable && value != (sdb->flags & SGF_0ISDISABLED ? 0 : sdb->min), editable && (uint32)value != sdb->max);
    01233   }
    01234   this->SetValueDParams(1, value);
    01235   DrawString(text_left, text_right, y, sdb->str, highlight ? TC_WHITE : TC_LIGHT_BLUE);
    01236 }
    01237
    01238
    01239 /* == SettingsPage methods == */
    01240
    01245 void SettingsPage::Init(byte level)
    01246 {
    01247   for (uint field = 0; field < this->num; field++) {
    01248     this->entries[field].Init(level);
    01249   }
    01250 }
    01251
    01253 void SettingsPage::FoldAll()
    01254 {
    01255   for (uint field = 0; field < this->num; field++) {
    01256     this->entries[field].FoldAll();
    01257   }
    01258 }
    01259
    01261 void SettingsPage::UnFoldAll()
    01262 {
    01263   for (uint field = 0; field < this->num; field++) {
    01264     this->entries[field].UnFoldAll();
    01265   }
    01266 }
    01267
    01273 void SettingsPage::GetFoldingState(bool &all_folded, bool &all_unfolded) const
    01274 {
    01275   for (uint field = 0; field < this->num; field++) {
    01276     this->entries[field].GetFoldingState(all_folded, all_unfolded);
    01277   }
    01278 }
    01279
    01286 bool SettingsPage::UpdateFilterState(SettingFilter &filter, bool force_visible)
    01287 {
    01288   bool visible = false;
    01289   bool first_visible = true;
    01290   for (int field = this->num - 1; field >= 0; field--) {
    01291     visible |= this->entries[field].UpdateFilterState(filter, force_visible);
    01292     this->entries[field].SetLastField(first_visible);
    01293     if (visible && first_visible) first_visible = false;
    01294   }
    01295   return visible;
    01296 }
    01297
    01298
    01305 bool SettingsPage::IsVisible(const SettingEntry *item) const
    01306 {
    01307   for (uint field = 0; field < this->num; field++) {
    01308     if (this->entries[field].IsVisible(item)) return true;
    01309   }
    01310   return false;
    01311 }
    01312
    01314 uint SettingsPage::Length() const
    01315 {
    01316   uint length = 0;
    01317   for (uint field = 0; field < this->num; field++) {
    01318     length += this->entries[field].Length();
    01319   }
    01320   return length;
    01321 }
    01322
    01329 SettingEntry *SettingsPage::FindEntry(uint row_num, uint *cur_row) const
    01330 {
    01331   SettingEntry *pe = NULL;
    01332
    01333   for (uint field = 0; field < this->num; field++) {
    01334     pe = this->entries[field].FindEntry(row_num, cur_row);
    01335     if (pe != NULL) {
    01336       break;
    01337     }
    01338   }
    01339   return pe;
    01340 }
    01341
    01347 uint SettingsPage::GetMaxHelpHeight(int maxw)
    01348 {
    01349   uint biggest = 0;
    01350   for (uint field = 0; field < this->num; field++) {
    01351     biggest = max(biggest, this->entries[field].GetMaxHelpHeight(maxw));
    01352   }
    01353   return biggest;
    01354 }
    01355
    01374 uint SettingsPage::Draw(GameSettings *settings_ptr, int left, int right, int base_y, uint first_row, uint max_row, SettingEntry *selected, uint cur_row, uint parent_last) const
    01375 {
    01376   if (cur_row >= max_row) return cur_row;
    01377
    01378   for (uint i = 0; i < this->num; i++) {
    01379     cur_row = this->entries[i].Draw(settings_ptr, left, right, base_y, first_row, max_row, cur_row, parent_last, selected);
    01380     if (cur_row >= max_row) {
    01381       break;
    01382     }
    01383   }
    01384   return cur_row;
    01385 }
    01386
    01387
    01388 static SettingEntry _settings_ui_localisation[] = {
    01389   SettingEntry("locale.units_velocity"),
    01390   SettingEntry("locale.units_power"),
    01391   SettingEntry("locale.units_weight"),
    01392   SettingEntry("locale.units_volume"),
    01393   SettingEntry("locale.units_force"),
    01394   SettingEntry("locale.units_height"),
    01395 };
    01397 static SettingsPage _settings_ui_localisation_page = {_settings_ui_localisation, lengthof(_settings_ui_localisation)};
    01398
    01399 static SettingEntry _settings_ui_display[] = {
    01400   SettingEntry("gui.date_format_in_default_names"),
    01401   SettingEntry("gui.population_in_label"),
    01402   SettingEntry("gui.measure_tooltip"),
    01403   SettingEntry("gui.loading_indicators"),
    01404   SettingEntry("gui.liveries"),
    01405   SettingEntry("gui.show_track_reservation"),
    01406   SettingEntry("gui.expenses_layout"),
    01407   SettingEntry("gui.smallmap_land_colour"),
    01408   SettingEntry("gui.zoom_min"),
    01409   SettingEntry("gui.zoom_max"),
    01410   SettingEntry("gui.graph_line_thickness"),
    01411 };
    01413 static SettingsPage _settings_ui_display_page = {_settings_ui_display, lengthof(_settings_ui_display)};
    01414
    01415 static SettingEntry _settings_ui_interaction[] = {
    01416   SettingEntry("gui.window_snap_radius"),
    01417   SettingEntry("gui.window_soft_limit"),
    01418   SettingEntry("gui.link_terraform_toolbar"),
    01419   SettingEntry("gui.prefer_teamchat"),
    01420   SettingEntry("gui.auto_scrolling"),
    01421   SettingEntry("gui.reverse_scroll"),
    01422   SettingEntry("gui.smooth_scroll"),
    01423   SettingEntry("gui.left_mouse_btn_scrolling"),
    01424   /* While the horizontal scrollwheel scrolling is written as general code, only
    01425    *  the cocoa (OSX) driver generates input for it.
    01426    *  Since it's also able to completely disable the scrollwheel will we display it on all platforms anyway */
    01427   SettingEntry("gui.scrollwheel_scrolling"),
    01428   SettingEntry("gui.scrollwheel_multiplier"),
    01429   SettingEntry("gui.osk_activation"),
    01430 #ifdef __APPLE__
    01431   /* We might need to emulate a right mouse button on mac */
    01432   SettingEntry("gui.right_mouse_btn_emulation"),
    01433 #endif
    01434 };
    01436 static SettingsPage _settings_ui_interaction_page = {_settings_ui_interaction, lengthof(_settings_ui_interaction)};
    01437
    01438 static SettingEntry _settings_ui_sound[] = {
    01439   SettingEntry("sound.click_beep"),
    01440   SettingEntry("sound.confirm"),
    01441   SettingEntry("sound.news_ticker"),
    01442   SettingEntry("sound.news_full"),
    01443   SettingEntry("sound.new_year"),
    01444   SettingEntry("sound.disaster"),
    01445   SettingEntry("sound.vehicle"),
    01446   SettingEntry("sound.ambient"),
    01447 };
    01449 static SettingsPage _settings_ui_sound_page = {_settings_ui_sound, lengthof(_settings_ui_sound)};
    01450
    01451 static SettingEntry _settings_ui_news[] = {
    01452   SettingEntry("news_display.arrival_player"),
    01453   SettingEntry("news_display.arrival_other"),
    01454   SettingEntry("news_display.accident"),
    01455   SettingEntry("news_display.company_info"),
    01456   SettingEntry("news_display.open"),
    01457   SettingEntry("news_display.close"),
    01458   SettingEntry("news_display.economy"),
    01459   SettingEntry("news_display.production_player"),
    01460   SettingEntry("news_display.production_other"),
    01461   SettingEntry("news_display.production_nobody"),
    01462   SettingEntry("news_display.advice"),
    01463   SettingEntry("news_display.new_vehicles"),
    01464   SettingEntry("news_display.acceptance"),
    01465   SettingEntry("news_display.subsidies"),
    01466   SettingEntry("news_display.general"),
    01467   SettingEntry("gui.coloured_news_year"),
    01468 };
    01470 static SettingsPage _settings_ui_news_page = {_settings_ui_news, lengthof(_settings_ui_news)};
    01471
    01472 static SettingEntry _settings_ui[] = {
    01473   SettingEntry(&_settings_ui_localisation_page, STR_CONFIG_SETTING_LOCALISATION),
    01474   SettingEntry(&_settings_ui_display_page, STR_CONFIG_SETTING_DISPLAY_OPTIONS),
    01475   SettingEntry(&_settings_ui_interaction_page, STR_CONFIG_SETTING_INTERACTION),
    01476   SettingEntry(&_settings_ui_sound_page, STR_CONFIG_SETTING_SOUND),
    01477   SettingEntry(&_settings_ui_news_page, STR_CONFIG_SETTING_NEWS),
    01478   SettingEntry("gui.show_finances"),
    01479   SettingEntry("gui.errmsg_duration"),
    01480   SettingEntry("gui.hover_delay"),
    01481   SettingEntry("gui.toolbar_pos"),
    01482   SettingEntry("gui.statusbar_pos"),
    01483   SettingEntry("gui.newgrf_default_palette"),
    01484   SettingEntry("gui.pause_on_newgame"),
    01485   SettingEntry("gui.advanced_vehicle_list"),
    01486   SettingEntry("gui.timetable_in_ticks"),
    01487   SettingEntry("gui.timetable_arrival_departure"),
    01488   SettingEntry("gui.quick_goto"),
    01489   SettingEntry("gui.default_rail_type"),
    01490   SettingEntry("gui.disable_unsuitable_building"),
    01491   SettingEntry("gui.persistent_buildingtools"),
    01492 };
    01494 static SettingsPage _settings_ui_page = {_settings_ui, lengthof(_settings_ui)};
    01495
    01496 static SettingEntry _settings_construction_signals[] = {
    01497   SettingEntry("construction.train_signal_side"),
    01498   SettingEntry("gui.enable_signal_gui"),
    01499   SettingEntry("gui.drag_signals_fixed_distance"),
    01500   SettingEntry("gui.semaphore_build_before"),
    01501   SettingEntry("gui.default_signal_type"),
    01502   SettingEntry("gui.cycle_signal_types"),
    01503 };
    01505 static SettingsPage _settings_construction_signals_page = {_settings_construction_signals, lengthof(_settings_construction_signals)};
    01506
    01507 static SettingEntry _settings_construction[] = {
    01508   SettingEntry(&_settings_construction_signals_page, STR_CONFIG_SETTING_CONSTRUCTION_SIGNALS),
    01509   SettingEntry("construction.build_on_slopes"),
    01510   SettingEntry("construction.autoslope"),
    01511   SettingEntry("construction.extra_dynamite"),
    01512   SettingEntry("construction.max_bridge_length"),
    01513   SettingEntry("construction.max_tunnel_length"),
    01514   SettingEntry("station.never_expire_airports"),
    01515   SettingEntry("construction.freeform_edges"),
    01516   SettingEntry("construction.extra_tree_placement"),
    01517   SettingEntry("construction.command_pause_level"),
    01518 };
    01520 static SettingsPage _settings_construction_page = {_settings_construction, lengthof(_settings_construction)};
    01521
    01522 static SettingEntry _settings_stations_cargo[] = {
    01523   SettingEntry("order.improved_load"),
    01524   SettingEntry("order.gradual_loading"),
    01525   SettingEntry("order.selectgoods"),
    01526 };
    01528 static SettingsPage _settings_stations_cargo_page = {_settings_stations_cargo, lengthof(_settings_stations_cargo)};
    01529
    01530 static SettingEntry _settings_stations[] = {
    01531   SettingEntry(&_settings_stations_cargo_page, STR_CONFIG_SETTING_STATIONS_CARGOHANDLING),
    01532   SettingEntry("station.adjacent_stations"),
    01533   SettingEntry("station.distant_join_stations"),
    01534   SettingEntry("station.station_spread"),
    01535   SettingEntry("economy.station_noise_level"),
    01536   SettingEntry("station.modified_catchment"),
    01537   SettingEntry("construction.road_stop_on_town_road"),
    01538   SettingEntry("construction.road_stop_on_competitor_road"),
    01539 };
    01541 static SettingsPage _settings_stations_page = {_settings_stations, lengthof(_settings_stations)};
    01542
    01543 static SettingEntry _settings_economy_towns[] = {
    01544   SettingEntry("difficulty.town_council_tolerance"),
    01545   SettingEntry("economy.bribe"),
    01546   SettingEntry("economy.exclusive_rights"),
    01547   SettingEntry("economy.fund_roads"),
    01548   SettingEntry("economy.fund_buildings"),
    01549   SettingEntry("economy.town_layout"),
    01550   SettingEntry("economy.allow_town_roads"),
    01551   SettingEntry("economy.allow_town_level_crossings"),
    01552   SettingEntry("economy.found_town"),
    01553   SettingEntry("economy.mod_road_rebuild"),
    01554   SettingEntry("economy.town_growth_rate"),
    01555   SettingEntry("economy.larger_towns"),
    01556   SettingEntry("economy.initial_city_size"),
    01557 };
    01559 static SettingsPage _settings_economy_towns_page = {_settings_economy_towns, lengthof(_settings_economy_towns)};
    01560
    01561 static SettingEntry _settings_economy_industries[] = {
    01562   SettingEntry("construction.raw_industry_construction"),
    01563   SettingEntry("construction.industry_platform"),
    01564   SettingEntry("economy.multiple_industry_per_town"),
    01565   SettingEntry("game_creation.oil_refinery_limit"),
    01566 };
    01568 static SettingsPage _settings_economy_industries_page = {_settings_economy_industries, lengthof(_settings_economy_industries)};
    01569
    01570
    01571 static SettingEntry _settings_economy[] = {
    01572   SettingEntry(&_settings_economy_towns_page, STR_CONFIG_SETTING_ECONOMY_TOWNS),
    01573   SettingEntry(&_settings_economy_industries_page, STR_CONFIG_SETTING_ECONOMY_INDUSTRIES),
    01574   SettingEntry("economy.inflation"),
    01575   SettingEntry("difficulty.initial_interest"),
    01576   SettingEntry("difficulty.max_loan"),
    01577   SettingEntry("difficulty.subsidy_multiplier"),
    01578   SettingEntry("difficulty.economy"),
    01579   SettingEntry("economy.smooth_economy"),
    01580   SettingEntry("economy.feeder_payment_share"),
    01581   SettingEntry("economy.infrastructure_maintenance"),
    01582   SettingEntry("difficulty.vehicle_costs"),
    01583   SettingEntry("difficulty.construction_cost"),
    01584   SettingEntry("difficulty.disasters"),
    01585 };
    01587 static SettingsPage _settings_economy_page = {_settings_economy, lengthof(_settings_economy)};
    01588
    01589 static SettingEntry _settings_linkgraph[] = {
    01590   SettingEntry("linkgraph.recalc_time"),
    01591   SettingEntry("linkgraph.recalc_interval"),
    01592   SettingEntry("linkgraph.distribution_pax"),
    01593   SettingEntry("linkgraph.distribution_mail"),
    01594   SettingEntry("linkgraph.distribution_armoured"),
    01595   SettingEntry("linkgraph.distribution_default"),
    01596   SettingEntry("linkgraph.accuracy"),
    01597   SettingEntry("linkgraph.demand_distance"),
    01598   SettingEntry("linkgraph.demand_size"),
    01599   SettingEntry("linkgraph.short_path_saturation"),
    01600 };
    01602 static SettingsPage _settings_linkgraph_page = {_settings_linkgraph, lengthof(_settings_linkgraph)};
    01603
    01604 static SettingEntry _settings_ai_npc[] = {
    01605   SettingEntry("script.settings_profile"),
    01606   SettingEntry("script.script_max_opcode_till_suspend"),
    01607   SettingEntry("difficulty.competitor_speed"),
    01608   SettingEntry("ai.ai_in_multiplayer"),
    01609   SettingEntry("ai.ai_disable_veh_train"),
    01610   SettingEntry("ai.ai_disable_veh_roadveh"),
    01611   SettingEntry("ai.ai_disable_veh_aircraft"),
    01612   SettingEntry("ai.ai_disable_veh_ship"),
    01613 };
    01615 static SettingsPage _settings_ai_npc_page = {_settings_ai_npc, lengthof(_settings_ai_npc)};
    01616
    01617 static SettingEntry _settings_ai[] = {
    01618   SettingEntry(&_settings_ai_npc_page, STR_CONFIG_SETTING_AI_NPC),
    01619   SettingEntry("economy.give_money"),
    01620   SettingEntry("economy.allow_shares"),
    01621 };
    01623 static SettingsPage _settings_ai_page = {_settings_ai, lengthof(_settings_ai)};
    01624
    01625 static SettingEntry _settings_vehicles_routing[] = {
    01626   SettingEntry("pf.pathfinder_for_trains"),
    01627   SettingEntry("pf.forbid_90_deg"),
    01628   SettingEntry("pf.pathfinder_for_roadvehs"),
    01629   SettingEntry("pf.roadveh_queue"),
    01630   SettingEntry("pf.pathfinder_for_ships"),
    01631 };
    01633 static SettingsPage _settings_vehicles_routing_page = {_settings_vehicles_routing, lengthof(_settings_vehicles_routing)};
    01634
    01635 static SettingEntry _settings_vehicles_autorenew[] = {
    01636   SettingEntry("company.engine_renew"),
    01637   SettingEntry("company.engine_renew_months"),
    01638   SettingEntry("company.engine_renew_money"),
    01639 };
    01641 static SettingsPage _settings_vehicles_autorenew_page = {_settings_vehicles_autorenew, lengthof(_settings_vehicles_autorenew)};
    01642
    01643 static SettingEntry _settings_vehicles_servicing[] = {
    01644   SettingEntry("vehicle.servint_ispercent"),
    01645   SettingEntry("vehicle.servint_trains"),
    01646   SettingEntry("vehicle.servint_roadveh"),
    01647   SettingEntry("vehicle.servint_ships"),
    01648   SettingEntry("vehicle.servint_aircraft"),
    01649   SettingEntry("difficulty.vehicle_breakdowns"),
    01650   SettingEntry("order.no_servicing_if_no_breakdowns"),
    01651   SettingEntry("order.serviceathelipad"),
    01652 };
    01654 static SettingsPage _settings_vehicles_servicing_page = {_settings_vehicles_servicing, lengthof(_settings_vehicles_servicing)};
    01655
    01656 static SettingEntry _settings_vehicles_trains[] = {
    01657   SettingEntry("difficulty.line_reverse_mode"),
    01658   SettingEntry("pf.reverse_at_signals"),
    01659   SettingEntry("vehicle.train_acceleration_model"),
    01660   SettingEntry("vehicle.train_slope_steepness"),
    01661   SettingEntry("vehicle.max_train_length"),
    01662   SettingEntry("vehicle.wagon_speed_limits"),
    01663   SettingEntry("vehicle.disable_elrails"),
    01664   SettingEntry("vehicle.freight_trains"),
    01665   SettingEntry("gui.stop_location"),
    01666 };
    01668 static SettingsPage _settings_vehicles_trains_page = {_settings_vehicles_trains, lengthof(_settings_vehicles_trains)};
    01669
    01670 static SettingEntry _settings_vehicles[] = {
    01671   SettingEntry(&_settings_vehicles_routing_page, STR_CONFIG_SETTING_VEHICLES_ROUTING),
    01672   SettingEntry(&_settings_vehicles_autorenew_page, STR_CONFIG_SETTING_VEHICLES_AUTORENEW),
    01673   SettingEntry(&_settings_vehicles_servicing_page, STR_CONFIG_SETTING_VEHICLES_SERVICING),
    01674   SettingEntry(&_settings_vehicles_trains_page, STR_CONFIG_SETTING_VEHICLES_TRAINS),
    01675   SettingEntry("gui.new_nonstop"),
    01676   SettingEntry("gui.order_review_system"),
    01677   SettingEntry("gui.vehicle_income_warn"),
    01678   SettingEntry("gui.lost_vehicle_warn"),
    01679   SettingEntry("vehicle.never_expire_vehicles"),
    01680   SettingEntry("vehicle.max_trains"),
    01681   SettingEntry("vehicle.max_roadveh"),
    01682   SettingEntry("vehicle.max_aircraft"),
    01683   SettingEntry("vehicle.max_ships"),
    01684   SettingEntry("vehicle.plane_speed"),
    01685   SettingEntry("vehicle.plane_crashes"),
    01686   SettingEntry("vehicle.dynamic_engines"),
    01687   SettingEntry("vehicle.roadveh_acceleration_model"),
    01688   SettingEntry("vehicle.roadveh_slope_steepness"),
    01689   SettingEntry("vehicle.smoke_amount"),
    01690 };
    01692 static SettingsPage _settings_vehicles_page = {_settings_vehicles, lengthof(_settings_vehicles)};
    01693
    01694 static SettingEntry _settings_main[] = {
    01695   SettingEntry(&_settings_ui_page,           STR_CONFIG_SETTING_GUI),
    01696   SettingEntry(&_settings_construction_page, STR_CONFIG_SETTING_CONSTRUCTION),
    01697   SettingEntry(&_settings_vehicles_page,     STR_CONFIG_SETTING_VEHICLES),
    01698   SettingEntry(&_settings_stations_page,     STR_CONFIG_SETTING_STATIONS),
    01699   SettingEntry(&_settings_economy_page,      STR_CONFIG_SETTING_ECONOMY),
    01700   SettingEntry(&_settings_linkgraph_page,    STR_CONFIG_SETTING_LINKGRAPH),
    01701   SettingEntry(&_settings_ai_page,           STR_CONFIG_SETTING_AI),
    01702 };
    01703
    01705 static SettingsPage _settings_main_page = {_settings_main, lengthof(_settings_main)};
    01706
    01707 static const StringID _game_settings_restrict_dropdown[] = {
    01708   STR_CONFIG_SETTING_RESTRICT_BASIC,                            // RM_BASIC
    01709   STR_CONFIG_SETTING_RESTRICT_ADVANCED,                         // RM_ADVANCED
    01710   STR_CONFIG_SETTING_RESTRICT_ALL,                              // RM_ALL
    01711   STR_CONFIG_SETTING_RESTRICT_CHANGED_AGAINST_DEFAULT,          // RM_CHANGED_AGAINST_DEFAULT
    01712   STR_CONFIG_SETTING_RESTRICT_CHANGED_AGAINST_NEW,              // RM_CHANGED_AGAINST_NEW
    01713 };
    01714 assert_compile(lengthof(_game_settings_restrict_dropdown) == RM_END);
    01715
    01716 struct GameSettingsWindow : Window {
    01717   static const int SETTINGTREE_LEFT_OFFSET   = 5;
    01718   static const int SETTINGTREE_RIGHT_OFFSET  = 5;
    01719   static const int SETTINGTREE_TOP_OFFSET    = 5;
    01720   static const int SETTINGTREE_BOTTOM_OFFSET = 5;
    01721
    01722   static GameSettings *settings_ptr;
    01723
    01724   SettingEntry *valuewindow_entry;
    01725   SettingEntry *clicked_entry;
    01726   SettingEntry *last_clicked;
    01727   SettingEntry *valuedropdown_entry;
    01728   bool closing_dropdown;
    01729
    01730   SettingFilter filter;
    01731   QueryString filter_editbox;
    01732   bool manually_changed_folding;
    01733
    01734   Scrollbar *vscroll;
    01735
    01736   GameSettingsWindow(WindowDesc *desc) : Window(desc), filter_editbox(50)
    01737   {
    01738     static bool first_time = true;
    01739
    01740     filter.mode = (RestrictionMode)_settings_client.gui.settings_restriction_mode;
    01741     filter.type = ST_ALL;
    01742     settings_ptr = &GetGameSettings();
    01743
    01744     /* Build up the dynamic settings-array only once per OpenTTD session */
    01745     if (first_time) {
    01746       _settings_main_page.Init();
    01747       first_time = false;
    01748     } else {
    01749       _settings_main_page.FoldAll(); // Close all sub-pages
    01750     }
    01751
    01752     this->valuewindow_entry = NULL; // No setting entry for which a entry window is opened
    01753     this->clicked_entry = NULL; // No numeric setting buttons are depressed
    01754     this->last_clicked = NULL;
    01755     this->valuedropdown_entry = NULL;
    01756     this->closing_dropdown = false;
    01757     this->manually_changed_folding = false;
    01758
    01759     this->CreateNestedTree();
    01760     this->vscroll = this->GetScrollbar(WID_GS_SCROLLBAR);
    01761     this->FinishInitNested(WN_GAME_OPTIONS_GAME_SETTINGS);
    01762
    01763     this->querystrings[WID_GS_FILTER] = &this->filter_editbox;
    01764     this->filter_editbox.cancel_button = QueryString::ACTION_CLEAR;
    01765     this->SetFocusedWidget(WID_GS_FILTER);
    01766
    01767     this->InvalidateData();
    01768   }
    01769
    01770   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    01771   {
    01772     switch (widget) {
    01773       case WID_GS_OPTIONSPANEL:
    01774         resize->height = SETTING_HEIGHT = max(11, FONT_HEIGHT_NORMAL + 1);
    01775         resize->width  = 1;
    01776
    01777         size->height = 5 * resize->height + SETTINGTREE_TOP_OFFSET + SETTINGTREE_BOTTOM_OFFSET;
    01778         break;
    01779
    01780       case WID_GS_HELP_TEXT: {
    01781         static const StringID setting_types[] = {
    01782           STR_CONFIG_SETTING_TYPE_CLIENT,
    01783           STR_CONFIG_SETTING_TYPE_COMPANY_MENU, STR_CONFIG_SETTING_TYPE_COMPANY_INGAME,
    01784           STR_CONFIG_SETTING_TYPE_GAME_MENU, STR_CONFIG_SETTING_TYPE_GAME_INGAME,
    01785         };
    01786         for (uint i = 0; i < lengthof(setting_types); i++) {
    01787           SetDParam(0, setting_types[i]);
    01788           size->width = max(size->width, GetStringBoundingBox(STR_CONFIG_SETTING_TYPE).width);
    01789         }
    01790         size->height = 2 * FONT_HEIGHT_NORMAL + WD_PAR_VSEP_NORMAL +
    01791             max(size->height, _settings_main_page.GetMaxHelpHeight(size->width));
    01792         break;
    01793       }
    01794
    01795       default:
    01796         break;
    01797     }
    01798   }
    01799
    01800   virtual void OnPaint()
    01801   {
    01802     if (this->closing_dropdown) {
    01803       this->closing_dropdown = false;
    01804       assert(this->valuedropdown_entry != NULL);
    01805       this->valuedropdown_entry->SetButtons(0);
    01806       this->valuedropdown_entry = NULL;
    01807     }
    01808     this->DrawWidgets();
    01809   }
    01810
    01811   virtual void SetStringParameters(int widget) const
    01812   {
    01813     switch (widget) {
    01814       case WID_GS_RESTRICT_DROPDOWN:
    01815         SetDParam(0, _game_settings_restrict_dropdown[this->filter.mode]);
    01816         break;
    01817
    01818       case WID_GS_TYPE_DROPDOWN:
    01819         switch (this->filter.type) {
    01820           case ST_GAME:    SetDParam(0, _game_mode == GM_MENU ? STR_CONFIG_SETTING_TYPE_DROPDOWN_GAME_MENU : STR_CONFIG_SETTING_TYPE_DROPDOWN_GAME_INGAME); break;
    01821           case ST_COMPANY: SetDParam(0, _game_mode == GM_MENU ? STR_CONFIG_SETTING_TYPE_DROPDOWN_COMPANY_MENU : STR_CONFIG_SETTING_TYPE_DROPDOWN_COMPANY_INGAME); break;
    01822           case ST_CLIENT:  SetDParam(0, STR_CONFIG_SETTING_TYPE_DROPDOWN_CLIENT); break;
    01823           default:         SetDParam(0, STR_CONFIG_SETTING_TYPE_DROPDOWN_ALL); break;
    01824         }
    01825         break;
    01826     }
    01827   }
    01828
    01829   DropDownList *BuildDropDownList(int widget) const
    01830   {
    01831     DropDownList *list = NULL;
    01832     switch (widget) {
    01833       case WID_GS_RESTRICT_DROPDOWN:
    01834         list = new DropDownList();
    01835
    01836         for (int mode = 0; mode != RM_END; mode++) {
    01837           /* If we are in adv. settings screen for the new game's settings,
    01838            * we don't want to allow comparing with new game's settings. */
    01839           bool disabled = mode == RM_CHANGED_AGAINST_NEW && settings_ptr == &_settings_newgame;
    01840
    01841           *list->Append() = new DropDownListStringItem(_game_settings_restrict_dropdown[mode], mode, disabled);
    01842         }
    01843         break;
    01844
    01845       case WID_GS_TYPE_DROPDOWN:
    01846         list = new DropDownList();
    01847         *list->Append() = new DropDownListStringItem(STR_CONFIG_SETTING_TYPE_DROPDOWN_ALL, ST_ALL, false);
    01848         *list->Append() = new DropDownListStringItem(_game_mode == GM_MENU ? STR_CONFIG_SETTING_TYPE_DROPDOWN_GAME_MENU : STR_CONFIG_SETTING_TYPE_DROPDOWN_GAME_INGAME, ST_GAME, false);
    01849         *list->Append() = new DropDownListStringItem(_game_mode == GM_MENU ? STR_CONFIG_SETTING_TYPE_DROPDOWN_COMPANY_MENU : STR_CONFIG_SETTING_TYPE_DROPDOWN_COMPANY_INGAME, ST_COMPANY, false);
    01850         *list->Append() = new DropDownListStringItem(STR_CONFIG_SETTING_TYPE_DROPDOWN_CLIENT, ST_CLIENT, false);
    01851         break;
    01852     }
    01853     return list;
    01854   }
    01855
    01856   virtual void DrawWidget(const Rect &r, int widget) const
    01857   {
    01858     switch (widget) {
    01859       case WID_GS_OPTIONSPANEL:
    01860         _settings_main_page.Draw(settings_ptr, r.left + SETTINGTREE_LEFT_OFFSET, r.right - SETTINGTREE_RIGHT_OFFSET, r.top + SETTINGTREE_TOP_OFFSET,
    01861             this->vscroll->GetPosition(), this->vscroll->GetPosition() + this->vscroll->GetCapacity(), this->last_clicked);
    01862         break;
    01863
    01864       case WID_GS_HELP_TEXT:
    01865         if (this->last_clicked != NULL) {
    01866           const SettingDesc *sd = this->last_clicked->d.entry.setting;
    01867
    01868           int y = r.top;
    01869           switch (sd->GetType()) {
    01870             case ST_COMPANY: SetDParam(0, _game_mode == GM_MENU ? STR_CONFIG_SETTING_TYPE_COMPANY_MENU : STR_CONFIG_SETTING_TYPE_COMPANY_INGAME); break;
    01871             case ST_CLIENT:  SetDParam(0, STR_CONFIG_SETTING_TYPE_CLIENT); break;
    01872             case ST_GAME:    SetDParam(0, _game_mode == GM_MENU ? STR_CONFIG_SETTING_TYPE_GAME_MENU : STR_CONFIG_SETTING_TYPE_GAME_INGAME); break;
    01873             default: NOT_REACHED();
    01874           }
    01875           DrawString(r.left, r.right, y, STR_CONFIG_SETTING_TYPE);
    01876           y += FONT_HEIGHT_NORMAL;
    01877
    01878           int32 default_value = ReadValue(&sd->desc.def, sd->save.conv);
    01879           this->last_clicked->SetValueDParams(0, default_value);
    01880           DrawString(r.left, r.right, y, STR_CONFIG_SETTING_DEFAULT_VALUE);
    01881           y += FONT_HEIGHT_NORMAL + WD_PAR_VSEP_NORMAL;
    01882
    01883           DrawStringMultiLine(r.left, r.right, y, r.bottom, this->last_clicked->GetHelpText(), TC_WHITE);
    01884         }
    01885         break;
    01886
    01887       default:
    01888         break;
    01889     }
    01890   }
    01891
    01896   void SetDisplayedHelpText(SettingEntry *pe)
    01897   {
    01898     if (this->last_clicked != pe) this->SetDirty();
    01899     this->last_clicked = pe;
    01900   }
    01901
    01902   virtual void OnClick(Point pt, int widget, int click_count)
    01903   {
    01904     switch (widget) {
    01905       case WID_GS_EXPAND_ALL:
    01906         this->manually_changed_folding = true;
    01907         _settings_main_page.UnFoldAll();
    01908         this->InvalidateData();
    01909         break;
    01910
    01911       case WID_GS_COLLAPSE_ALL:
    01912         this->manually_changed_folding = true;
    01913         _settings_main_page.FoldAll();
    01914         this->InvalidateData();
    01915         break;
    01916
    01917       case WID_GS_RESTRICT_DROPDOWN: {
    01918         DropDownList *list = this->BuildDropDownList(widget);
    01919         if (list != NULL) {
    01920           ShowDropDownList(this, list, this->filter.mode, widget);
    01921         }
    01922         break;
    01923       }
    01924
    01925       case WID_GS_TYPE_DROPDOWN: {
    01926         DropDownList *list = this->BuildDropDownList(widget);
    01927         if (list != NULL) {
    01928           ShowDropDownList(this, list, this->filter.type, widget);
    01929         }
    01930         break;
    01931       }
    01932     }
    01933
    01934     if (widget != WID_GS_OPTIONSPANEL) return;
    01935
    01936     uint btn = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_GS_OPTIONSPANEL, SETTINGTREE_TOP_OFFSET);
    01937     if (btn == INT_MAX) return;
    01938
    01939     uint cur_row = 0;
    01940     SettingEntry *pe = _settings_main_page.FindEntry(btn, &cur_row);
    01941
    01942     if (pe == NULL) return;  // Clicked below the last setting of the page
    01943
    01944     int x = (_current_text_dir == TD_RTL ? this->width - 1 - pt.x : pt.x) - SETTINGTREE_LEFT_OFFSET - (pe->level + 1) * LEVEL_WIDTH;  // Shift x coordinate
    01945     if (x < 0) return;  // Clicked left of the entry
    01946
    01947     if ((pe->flags & SEF_KIND_MASK) == SEF_SUBTREE_KIND) {
    01948       this->SetDisplayedHelpText(NULL);
    01949       pe->d.sub.folded = !pe->d.sub.folded; // Flip 'folded'-ness of the sub-page
    01950
    01951       this->manually_changed_folding = true;
    01952
    01953       this->InvalidateData();
    01954       return;
    01955     }
    01956
    01957     assert((pe->flags & SEF_KIND_MASK) == SEF_SETTING_KIND);
    01958     const SettingDesc *sd = pe->d.entry.setting;
    01959
    01960     /* return if action is only active in network, or only settable by server */
    01961     if (!sd->IsEditable()) {
    01962       this->SetDisplayedHelpText(pe);
    01963       return;
    01964     }
    01965
    01966     const void *var = ResolveVariableAddress(settings_ptr, sd);
    01967     int32 value = (int32)ReadValue(var, sd->save.conv);
    01968
    01969     /* clicked on the icon on the left side. Either scroller, bool on/off or dropdown */
    01970     if (x < SETTING_BUTTON_WIDTH && (sd->desc.flags & SGF_MULTISTRING)) {
    01971       const SettingDescBase *sdb = &sd->desc;
    01972       this->SetDisplayedHelpText(pe);
    01973
    01974       if (this->valuedropdown_entry == pe) {
    01975         /* unclick the dropdown */
    01976         HideDropDownMenu(this);
    01977         this->closing_dropdown = false;
    01978         this->valuedropdown_entry->SetButtons(0);
    01979         this->valuedropdown_entry = NULL;
    01980       } else {
    01981         if (this->valuedropdown_entry != NULL) this->valuedropdown_entry->SetButtons(0);
    01982         this->closing_dropdown = false;
    01983
    01984         const NWidgetBase *wid = this->GetWidget<NWidgetBase>(WID_GS_OPTIONSPANEL);
    01985         int rel_y = (pt.y - (int)wid->pos_y - SETTINGTREE_TOP_OFFSET) % wid->resize_y;
    01986
    01987         Rect wi_rect;
    01988         wi_rect.left = pt.x - (_current_text_dir == TD_RTL ? SETTING_BUTTON_WIDTH - 1 - x : x);
    01989         wi_rect.right = wi_rect.left + SETTING_BUTTON_WIDTH - 1;
    01990         wi_rect.top = pt.y - rel_y + (SETTING_HEIGHT - SETTING_BUTTON_HEIGHT) / 2;
    01991         wi_rect.bottom = wi_rect.top + SETTING_BUTTON_HEIGHT - 1;
    01992
    01993         /* For dropdowns we also have to check the y position thoroughly, the mouse may not above the just opening dropdown */
    01994         if (pt.y >= wi_rect.top && pt.y <= wi_rect.bottom) {
    01995           this->valuedropdown_entry = pe;
    01996           this->valuedropdown_entry->SetButtons(SEF_LEFT_DEPRESSED);
    01997
    01998           DropDownList *list = new DropDownList();
    01999           for (int i = sdb->min; i <= (int)sdb->max; i++) {
    02000             *list->Append() = new DropDownListStringItem(sdb->str_val + i - sdb->min, i, false);
    02001           }
    02002
    02003           ShowDropDownListAt(this, list, value, -1, wi_rect, COLOUR_ORANGE, true);
    02004         }
    02005       }
    02006       this->SetDirty();
    02007     } else if (x < SETTING_BUTTON_WIDTH) {
    02008       this->SetDisplayedHelpText(pe);
    02009       const SettingDescBase *sdb = &sd->desc;
    02010       int32 oldvalue = value;
    02011
    02012       switch (sdb->cmd) {
    02013         case SDT_BOOLX: value ^= 1; break;
    02014         case SDT_ONEOFMANY:
    02015         case SDT_NUMX: {
    02016           /* Add a dynamic step-size to the scroller. In a maximum of
    02017            * 50-steps you should be able to get from min to max,
    02018            * unless specified otherwise in the 'interval' variable
    02019            * of the current setting. */
    02020           uint32 step = (sdb->interval == 0) ? ((sdb->max - sdb->min) / 50) : sdb->interval;
    02021           if (step == 0) step = 1;
    02022
    02023           /* don't allow too fast scrolling */
    02024           if ((this->flags & WF_TIMEOUT) && this->timeout_timer > 1) {
    02025             _left_button_clicked = false;
    02026             return;
    02027           }
    02028
    02029           /* Increase or decrease the value and clamp it to extremes */
    02030           if (x >= SETTING_BUTTON_WIDTH / 2) {
    02031             value += step;
    02032             if (sdb->min < 0) {
    02033               assert((int32)sdb->max >= 0);
    02034               if (value > (int32)sdb->max) value = (int32)sdb->max;
    02035             } else {
    02036               if ((uint32)value > sdb->max) value = (int32)sdb->max;
    02037             }
    02038             if (value < sdb->min) value = sdb->min; // skip between "disabled" and minimum
    02039           } else {
    02040             value -= step;
    02041             if (value < sdb->min) value = (sdb->flags & SGF_0ISDISABLED) ? 0 : sdb->min;
    02042           }
    02043
    02044           /* Set up scroller timeout for numeric values */
    02045           if (value != oldvalue) {
    02046             if (this->clicked_entry != NULL) { // Release previous buttons if any
    02047               this->clicked_entry->SetButtons(0);
    02048             }
    02049             this->clicked_entry = pe;
    02050             this->clicked_entry->SetButtons((x >= SETTING_BUTTON_WIDTH / 2) != (_current_text_dir == TD_RTL) ? SEF_RIGHT_DEPRESSED : SEF_LEFT_DEPRESSED);
    02051             this->SetTimeout();
    02052             _left_button_clicked = false;
    02053           }
    02054           break;
    02055         }
    02056
    02057         default: NOT_REACHED();
    02058       }
    02059
    02060       if (value != oldvalue) {
    02061         if ((sd->desc.flags & SGF_PER_COMPANY) != 0) {
    02062           SetCompanySetting(pe->d.entry.index, value);
    02063         } else {
    02064           SetSettingValue(pe->d.entry.index, value);
    02065         }
    02066         this->SetDirty();
    02067       }
    02068     } else {
    02069       /* Only open editbox if clicked for the second time, and only for types where it is sensible for. */
    02070       if (this->last_clicked == pe && sd->desc.cmd != SDT_BOOLX && !(sd->desc.flags & SGF_MULTISTRING)) {
    02071         /* Show the correct currency-translated value */
    02072         if (sd->desc.flags & SGF_CURRENCY) value *= _currency->rate;
    02073
    02074         this->valuewindow_entry = pe;
    02075         SetDParam(0, value);
    02076         ShowQueryString(STR_JUST_INT, STR_CONFIG_SETTING_QUERY_CAPTION, 10, this, CS_NUMERAL, QSF_ENABLE_DEFAULT);
    02077       }
    02078       this->SetDisplayedHelpText(pe);
    02079     }
    02080   }
    02081
    02082   virtual void OnTimeout()
    02083   {
    02084     if (this->clicked_entry != NULL) { // On timeout, release any depressed buttons
    02085       this->clicked_entry->SetButtons(0);
    02086       this->clicked_entry = NULL;
    02087       this->SetDirty();
    02088     }
    02089   }
    02090
    02091   virtual void OnQueryTextFinished(char *str)
    02092   {
    02093     /* The user pressed cancel */
    02094     if (str == NULL) return;
    02095
    02096     assert(this->valuewindow_entry != NULL);
    02097     assert((this->valuewindow_entry->flags & SEF_KIND_MASK) == SEF_SETTING_KIND);
    02098     const SettingDesc *sd = this->valuewindow_entry->d.entry.setting;
    02099
    02100     int32 value;
    02101     if (!StrEmpty(str)) {
    02102       value = atoi(str);
    02103
    02104       /* Save the correct currency-translated value */
    02105       if (sd->desc.flags & SGF_CURRENCY) value /= _currency->rate;
    02106     } else {
    02107       value = (int32)(size_t)sd->desc.def;
    02108     }
    02109
    02110     if ((sd->desc.flags & SGF_PER_COMPANY) != 0) {
    02111       SetCompanySetting(this->valuewindow_entry->d.entry.index, value);
    02112     } else {
    02113       SetSettingValue(this->valuewindow_entry->d.entry.index, value);
    02114     }
    02115     this->SetDirty();
    02116   }
    02117
    02118   virtual void OnDropdownSelect(int widget, int index)
    02119   {
    02120     switch (widget) {
    02121       case WID_GS_RESTRICT_DROPDOWN:
    02122         this->filter.mode = (RestrictionMode)index;
    02123         if (this->filter.mode == RM_CHANGED_AGAINST_DEFAULT ||
    02124             this->filter.mode == RM_CHANGED_AGAINST_NEW) {
    02125
    02126           if (!this->manually_changed_folding) {
    02127             /* Expand all when selecting 'changes'. Update the filter state first, in case it becomes less restrictive in some cases. */
    02128             _settings_main_page.UpdateFilterState(this->filter, false);
    02129             _settings_main_page.UnFoldAll();
    02130           }
    02131         } else {
    02132           /* Non-'changes' filter. Save as default. */
    02133           _settings_client.gui.settings_restriction_mode = this->filter.mode;
    02134         }
    02135         this->InvalidateData();
    02136         break;
    02137
    02138       case WID_GS_TYPE_DROPDOWN:
    02139         this->filter.type = (SettingType)index;
    02140         this->InvalidateData();
    02141         break;
    02142
    02143       default:
    02144         if (widget < 0) {
    02145           /* Deal with drop down boxes on the panel. */
    02146           assert(this->valuedropdown_entry != NULL);
    02147           const SettingDesc *sd = this->valuedropdown_entry->d.entry.setting;
    02148           assert(sd->desc.flags & SGF_MULTISTRING);
    02149
    02150           if ((sd->desc.flags & SGF_PER_COMPANY) != 0) {
    02151             SetCompanySetting(this->valuedropdown_entry->d.entry.index, index);
    02152           } else {
    02153             SetSettingValue(this->valuedropdown_entry->d.entry.index, index);
    02154           }
    02155
    02156           this->SetDirty();
    02157         }
    02158         break;
    02159     }
    02160   }
    02161
    02162   virtual void OnDropdownClose(Point pt, int widget, int index, bool instant_close)
    02163   {
    02164     if (widget >= 0) {
    02165       /* Normally the default implementation of OnDropdownClose() takes care of
    02166        * a few things. We want that behaviour here too, but only for
    02167        * "normal" dropdown boxes. The special dropdown boxes added for every
    02168        * setting that needs one can't have this call. */
    02169       Window::OnDropdownClose(pt, widget, index, instant_close);
    02170     } else {
    02171       /* We cannot raise the dropdown button just yet. OnClick needs some hint, whether
    02172        * the same dropdown button was clicked again, and then not open the dropdown again.
    02173        * So, we only remember that it was closed, and process it on the next OnPaint, which is
    02174        * after OnClick. */
    02175       assert(this->valuedropdown_entry != NULL);
    02176       this->closing_dropdown = true;
    02177       this->SetDirty();
    02178     }
    02179   }
    02180
    02181   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    02182   {
    02183     if (!gui_scope) return;
    02184
    02185     _settings_main_page.UpdateFilterState(this->filter, false);
    02186
    02187     this->vscroll->SetCount(_settings_main_page.Length());
    02188
    02189     if (this->last_clicked != NULL && !_settings_main_page.IsVisible(this->last_clicked)) {
    02190       this->SetDisplayedHelpText(NULL);
    02191     }
    02192
    02193     bool all_folded = true;
    02194     bool all_unfolded = true;
    02195     _settings_main_page.GetFoldingState(all_folded, all_unfolded);
    02196     this->SetWidgetDisabledState(WID_GS_EXPAND_ALL, all_unfolded);
    02197     this->SetWidgetDisabledState(WID_GS_COLLAPSE_ALL, all_folded);
    02198   }
    02199
    02200   virtual void OnEditboxChanged(int wid)
    02201   {
    02202     if (wid == WID_GS_FILTER) {
    02203       this->filter.string.SetFilterTerm(this->filter_editbox.text.buf);
    02204       if (!this->filter.string.IsEmpty() && !this->manually_changed_folding) {
    02205         /* User never expanded/collapsed single pages and entered a filter term.
    02206          * Expand everything, to save weird expand clicks, */
    02207         _settings_main_page.UnFoldAll();
    02208       }
    02209       this->InvalidateData();
    02210     }
    02211   }
    02212
    02213   virtual void OnResize()
    02214   {
    02215     this->vscroll->SetCapacityFromWidget(this, WID_GS_OPTIONSPANEL, SETTINGTREE_TOP_OFFSET + SETTINGTREE_BOTTOM_OFFSET);
    02216   }
    02217 };
    02218
    02219 GameSettings *GameSettingsWindow::settings_ptr = NULL;
    02220
    02221 static const NWidgetPart _nested_settings_selection_widgets[] = {
    02222   NWidget(NWID_HORIZONTAL),
    02223     NWidget(WWT_CLOSEBOX, COLOUR_MAUVE),
    02224     NWidget(WWT_CAPTION, COLOUR_MAUVE), SetDataTip(STR_CONFIG_SETTING_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    02225     NWidget(WWT_DEFSIZEBOX, COLOUR_MAUVE),
    02226   EndContainer(),
    02227   NWidget(WWT_PANEL, COLOUR_MAUVE),
    02228     NWidget(NWID_HORIZONTAL), SetPadding(WD_TEXTPANEL_TOP, 0, WD_TEXTPANEL_BOTTOM, 0),
    02229         SetPIP(WD_FRAMETEXT_LEFT, WD_FRAMETEXT_RIGHT, WD_FRAMETEXT_RIGHT),
    02230       NWidget(WWT_TEXT, COLOUR_MAUVE, WID_GS_RESTRICT_LABEL), SetDataTip(STR_CONFIG_SETTING_RESTRICT_LABEL, STR_NULL),
    02231       NWidget(NWID_VERTICAL), SetPIP(0, WD_PAR_VSEP_NORMAL, 0),
    02232         NWidget(WWT_DROPDOWN, COLOUR_MAUVE, WID_GS_RESTRICT_DROPDOWN), SetMinimalSize(100, 12), SetDataTip(STR_BLACK_STRING, STR_CONFIG_SETTING_RESTRICT_DROPDOWN_HELPTEXT), SetFill(1, 0), SetResize(1, 0),
    02233         NWidget(WWT_DROPDOWN, COLOUR_MAUVE, WID_GS_TYPE_DROPDOWN), SetMinimalSize(100, 12), SetDataTip(STR_BLACK_STRING, STR_CONFIG_SETTING_TYPE_DROPDOWN_HELPTEXT), SetFill(1, 0), SetResize(1, 0),
    02234       EndContainer(),
    02235     EndContainer(),
    02236     NWidget(NWID_HORIZONTAL), SetPadding(0, 0, WD_TEXTPANEL_BOTTOM, 0),
    02237         SetPIP(WD_FRAMETEXT_LEFT, WD_FRAMETEXT_RIGHT, WD_FRAMETEXT_RIGHT),
    02238       NWidget(WWT_TEXT, COLOUR_MAUVE), SetFill(0, 1), SetDataTip(STR_CONFIG_SETTING_FILTER_TITLE, STR_NULL),
    02239       NWidget(WWT_EDITBOX, COLOUR_MAUVE, WID_GS_FILTER), SetFill(1, 0), SetMinimalSize(50, 12), SetResize(1, 0),
    02240           SetDataTip(STR_LIST_FILTER_OSKTITLE, STR_LIST_FILTER_TOOLTIP),
    02241     EndContainer(),
    02242   EndContainer(),
    02243   NWidget(NWID_HORIZONTAL),
    02244     NWidget(WWT_PANEL, COLOUR_MAUVE, WID_GS_OPTIONSPANEL), SetMinimalSize(400, 174), SetScrollbar(WID_GS_SCROLLBAR), EndContainer(),
    02245     NWidget(NWID_VERTICAL),
    02246       NWidget(NWID_VSCROLLBAR, COLOUR_MAUVE, WID_GS_SCROLLBAR),
    02247     EndContainer(),
    02248   EndContainer(),
    02249   NWidget(WWT_PANEL, COLOUR_MAUVE), SetMinimalSize(400, 40),
    02250     NWidget(WWT_EMPTY, INVALID_COLOUR, WID_GS_HELP_TEXT), SetMinimalSize(300, 25), SetFill(1, 1), SetResize(1, 0),
    02251         SetPadding(WD_FRAMETEXT_TOP, WD_FRAMETEXT_RIGHT, WD_FRAMETEXT_BOTTOM, WD_FRAMETEXT_LEFT),
    02252     NWidget(NWID_HORIZONTAL),
    02253       NWidget(WWT_PANEL, COLOUR_MAUVE),
    02254         NWidget(NWID_HORIZONTAL),
    02255           NWidget(WWT_PUSHTXTBTN, COLOUR_MAUVE, WID_GS_EXPAND_ALL), SetDataTip(STR_CONFIG_SETTING_EXPAND_ALL, STR_NULL),
    02256           NWidget(WWT_PUSHTXTBTN, COLOUR_MAUVE, WID_GS_COLLAPSE_ALL), SetDataTip(STR_CONFIG_SETTING_COLLAPSE_ALL, STR_NULL),
    02257           NWidget(NWID_SPACER, INVALID_COLOUR), SetFill(1, 1), SetResize(1, 0),
    02258         EndContainer(),
    02259       EndContainer(),
    02260       NWidget(WWT_RESIZEBOX, COLOUR_MAUVE),
    02261     EndContainer(),
    02262   EndContainer(),
    02263 };
    02264
    02265 static WindowDesc _settings_selection_desc(
    02266   WDP_CENTER, "settings", 510, 450,
    02267   WC_GAME_OPTIONS, WC_NONE,
    02268   0,
    02269   _nested_settings_selection_widgets, lengthof(_nested_settings_selection_widgets)
    02270 );
    02271
    02273 void ShowGameSettings()
    02274 {
    02275   DeleteWindowByClass(WC_GAME_OPTIONS);
    02276   new GameSettingsWindow(&_settings_selection_desc);
    02277 }
    02278
    02279
    02289 void DrawArrowButtons(int x, int y, Colours button_colour, byte state, bool clickable_left, bool clickable_right)
    02290 {
    02291   int colour = _colour_gradient[button_colour][2];
    02292
    02293   DrawFrameRect(x,                            y, x + SETTING_BUTTON_WIDTH / 2 - 1, y + SETTING_BUTTON_HEIGHT - 1, button_colour, (state == 1) ? FR_LOWERED : FR_NONE);
    02294   DrawFrameRect(x + SETTING_BUTTON_WIDTH / 2, y, x + SETTING_BUTTON_WIDTH     - 1, y + SETTING_BUTTON_HEIGHT - 1, button_colour, (state == 2) ? FR_LOWERED : FR_NONE);
    02295   DrawSprite(SPR_ARROW_LEFT, PAL_NONE, x + WD_IMGBTN_LEFT, y + WD_IMGBTN_TOP);
    02296   DrawSprite(SPR_ARROW_RIGHT, PAL_NONE, x + WD_IMGBTN_LEFT + SETTING_BUTTON_WIDTH / 2, y + WD_IMGBTN_TOP);
    02297
    02298   /* Grey out the buttons that aren't clickable */
    02299   bool rtl = _current_text_dir == TD_RTL;
    02300   if (rtl ? !clickable_right : !clickable_left) {
    02301     GfxFillRect(x                            + 1, y, x + SETTING_BUTTON_WIDTH / 2 - 1, y + SETTING_BUTTON_HEIGHT - 2, colour, FILLRECT_CHECKER);
    02302   }
    02303   if (rtl ? !clickable_left : !clickable_right) {
    02304     GfxFillRect(x + SETTING_BUTTON_WIDTH / 2 + 1, y, x + SETTING_BUTTON_WIDTH     - 1, y + SETTING_BUTTON_HEIGHT - 2, colour, FILLRECT_CHECKER);
    02305   }
    02306 }
    02307
    02316 void DrawDropDownButton(int x, int y, Colours button_colour, bool state, bool clickable)
    02317 {
    02318   static const char *DOWNARROW = "\xEE\x8A\xAA";
    02319
    02320   int colour = _colour_gradient[button_colour][2];
    02321
    02322   DrawFrameRect(x, y, x + SETTING_BUTTON_WIDTH - 1, y + SETTING_BUTTON_HEIGHT - 1, button_colour, state ? FR_LOWERED : FR_NONE);
    02323   DrawString(x + (state ? 1 : 0), x + SETTING_BUTTON_WIDTH - (state ? 0 : 1), y + (state ? 2 : 1), DOWNARROW, TC_BLACK, SA_HOR_CENTER);
    02324
    02325   if (!clickable) {
    02326     GfxFillRect(x +  1, y, x + SETTING_BUTTON_WIDTH - 1, y + SETTING_BUTTON_HEIGHT - 2, colour, FILLRECT_CHECKER);
    02327   }
    02328 }
    02329
    02337 void DrawBoolButton(int x, int y, bool state, bool clickable)
    02338 {
    02339   static const Colours _bool_ctabs[2][2] = {{COLOUR_CREAM, COLOUR_RED}, {COLOUR_DARK_GREEN, COLOUR_GREEN}};
    02340   DrawFrameRect(x, y, x + SETTING_BUTTON_WIDTH - 1, y + SETTING_BUTTON_HEIGHT - 1, _bool_ctabs[state][clickable], state ? FR_LOWERED : FR_NONE);
    02341 }
    02342
    02343 struct CustomCurrencyWindow : Window {
    02344   int query_widget;
    02345
    02346   CustomCurrencyWindow(WindowDesc *desc) : Window(desc)
    02347   {
    02348     this->InitNested();
    02349
    02350     SetButtonState();
    02351   }
    02352
    02353   void SetButtonState()
    02354   {
    02355     this->SetWidgetDisabledState(WID_CC_RATE_DOWN, _custom_currency.rate == 1);
    02356     this->SetWidgetDisabledState(WID_CC_RATE_UP, _custom_currency.rate == UINT16_MAX);
    02357     this->SetWidgetDisabledState(WID_CC_YEAR_DOWN, _custom_currency.to_euro == CF_NOEURO);
    02358     this->SetWidgetDisabledState(WID_CC_YEAR_UP, _custom_currency.to_euro == MAX_YEAR);
    02359   }
    02360
    02361   virtual void SetStringParameters(int widget) const
    02362   {
    02363     switch (widget) {
    02364       case WID_CC_RATE:      SetDParam(0, 1); SetDParam(1, 1);            break;
    02365       case WID_CC_SEPARATOR: SetDParamStr(0, _custom_currency.separator); break;
    02366       case WID_CC_PREFIX:    SetDParamStr(0, _custom_currency.prefix);    break;
    02367       case WID_CC_SUFFIX:    SetDParamStr(0, _custom_currency.suffix);    break;
    02368       case WID_CC_YEAR:
    02369         SetDParam(0, (_custom_currency.to_euro != CF_NOEURO) ? STR_CURRENCY_SWITCH_TO_EURO : STR_CURRENCY_SWITCH_TO_EURO_NEVER);
    02370         SetDParam(1, _custom_currency.to_euro);
    02371         break;
    02372
    02373       case WID_CC_PREVIEW:
    02374         SetDParam(0, 10000);
    02375         break;
    02376     }
    02377   }
    02378
    02379   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    02380   {
    02381     switch (widget) {
    02382       /* Set the appropriate width for the edit 'buttons' */
    02383       case WID_CC_SEPARATOR_EDIT:
    02384       case WID_CC_PREFIX_EDIT:
    02385       case WID_CC_SUFFIX_EDIT:
    02386         size->width  = this->GetWidget<NWidgetBase>(WID_CC_RATE_DOWN)->smallest_x + this->GetWidget<NWidgetBase>(WID_CC_RATE_UP)->smallest_x;
    02387         break;
    02388
    02389       /* Make sure the window is wide enough for the widest exchange rate */
    02390       case WID_CC_RATE:
    02391         SetDParam(0, 1);
    02392         SetDParam(1, INT32_MAX);
    02393         *size = GetStringBoundingBox(STR_CURRENCY_EXCHANGE_RATE);
    02394         break;
    02395     }
    02396   }
    02397
    02398   virtual void OnClick(Point pt, int widget, int click_count)
    02399   {
    02400     int line = 0;
    02401     int len = 0;
    02402     StringID str = 0;
    02403     CharSetFilter afilter = CS_ALPHANUMERAL;
    02404
    02405     switch (widget) {
    02406       case WID_CC_RATE_DOWN:
    02407         if (_custom_currency.rate > 1) _custom_currency.rate--;
    02408         if (_custom_currency.rate == 1) this->DisableWidget(WID_CC_RATE_DOWN);
    02409         this->EnableWidget(WID_CC_RATE_UP);
    02410         break;
    02411
    02412       case WID_CC_RATE_UP:
    02413         if (_custom_currency.rate < UINT16_MAX) _custom_currency.rate++;
    02414         if (_custom_currency.rate == UINT16_MAX) this->DisableWidget(WID_CC_RATE_UP);
    02415         this->EnableWidget(WID_CC_RATE_DOWN);
    02416         break;
    02417
    02418       case WID_CC_RATE:
    02419         SetDParam(0, _custom_currency.rate);
    02420         str = STR_JUST_INT;
    02421         len = 5;
    02422         line = WID_CC_RATE;
    02423         afilter = CS_NUMERAL;
    02424         break;
    02425
    02426       case WID_CC_SEPARATOR_EDIT:
    02427       case WID_CC_SEPARATOR:
    02428         SetDParamStr(0, _custom_currency.separator);
    02429         str = STR_JUST_RAW_STRING;
    02430         len = 1;
    02431         line = WID_CC_SEPARATOR;
    02432         break;
    02433
    02434       case WID_CC_PREFIX_EDIT:
    02435       case WID_CC_PREFIX:
    02436         SetDParamStr(0, _custom_currency.prefix);
    02437         str = STR_JUST_RAW_STRING;
    02438         len = 12;
    02439         line = WID_CC_PREFIX;
    02440         break;
    02441
    02442       case WID_CC_SUFFIX_EDIT:
    02443       case WID_CC_SUFFIX:
    02444         SetDParamStr(0, _custom_currency.suffix);
    02445         str = STR_JUST_RAW_STRING;
    02446         len = 12;
    02447         line = WID_CC_SUFFIX;
    02448         break;
    02449
    02450       case WID_CC_YEAR_DOWN:
    02451         _custom_currency.to_euro = (_custom_currency.to_euro <= 2000) ? CF_NOEURO : _custom_currency.to_euro - 1;
    02452         if (_custom_currency.to_euro == CF_NOEURO) this->DisableWidget(WID_CC_YEAR_DOWN);
    02453         this->EnableWidget(WID_CC_YEAR_UP);
    02454         break;
    02455
    02456       case WID_CC_YEAR_UP:
    02457         _custom_currency.to_euro = Clamp(_custom_currency.to_euro + 1, 2000, MAX_YEAR);
    02458         if (_custom_currency.to_euro == MAX_YEAR) this->DisableWidget(WID_CC_YEAR_UP);
    02459         this->EnableWidget(WID_CC_YEAR_DOWN);
    02460         break;
    02461
    02462       case WID_CC_YEAR:
    02463         SetDParam(0, _custom_currency.to_euro);
    02464         str = STR_JUST_INT;
    02465         len = 7;
    02466         line = WID_CC_YEAR;
    02467         afilter = CS_NUMERAL;
    02468         break;
    02469     }
    02470
    02471     if (len != 0) {
    02472       this->query_widget = line;
    02473       ShowQueryString(str, STR_CURRENCY_CHANGE_PARAMETER, len + 1, this, afilter, QSF_NONE);
    02474     }
    02475
    02476     this->SetTimeout();
    02477     this->SetDirty();
    02478   }
    02479
    02480   virtual void OnQueryTextFinished(char *str)
    02481   {
    02482     if (str == NULL) return;
    02483
    02484     switch (this->query_widget) {
    02485       case WID_CC_RATE:
    02486         _custom_currency.rate = Clamp(atoi(str), 1, UINT16_MAX);
    02487         break;
    02488
    02489       case WID_CC_SEPARATOR: // Thousands separator
    02490         strecpy(_custom_currency.separator, str, lastof(_custom_currency.separator));
    02491         break;
    02492
    02493       case WID_CC_PREFIX:
    02494         strecpy(_custom_currency.prefix, str, lastof(_custom_currency.prefix));
    02495         break;
    02496
    02497       case WID_CC_SUFFIX:
    02498         strecpy(_custom_currency.suffix, str, lastof(_custom_currency.suffix));
    02499         break;
    02500
    02501       case WID_CC_YEAR: { // Year to switch to euro
    02502         int val = atoi(str);
    02503
    02504         _custom_currency.to_euro = (val < 2000 ? CF_NOEURO : min(val, MAX_YEAR));
    02505         break;
    02506       }
    02507     }
    02508     MarkWholeScreenDirty();
    02509     SetButtonState();
    02510   }
    02511
    02512   virtual void OnTimeout()
    02513   {
    02514     this->SetDirty();
    02515   }
    02516 };
    02517
    02518 static const NWidgetPart _nested_cust_currency_widgets[] = {
    02519   NWidget(NWID_HORIZONTAL),
    02520     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
    02521     NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_CURRENCY_WINDOW, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    02522   EndContainer(),
    02523   NWidget(WWT_PANEL, COLOUR_GREY),
    02524     NWidget(NWID_VERTICAL, NC_EQUALSIZE), SetPIP(7, 3, 0),
    02525       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
    02526         NWidget(WWT_PUSHARROWBTN, COLOUR_YELLOW, WID_CC_RATE_DOWN), SetDataTip(AWV_DECREASE, STR_CURRENCY_DECREASE_EXCHANGE_RATE_TOOLTIP),
    02527         NWidget(WWT_PUSHARROWBTN, COLOUR_YELLOW, WID_CC_RATE_UP), SetDataTip(AWV_INCREASE, STR_CURRENCY_INCREASE_EXCHANGE_RATE_TOOLTIP),
    02528         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
    02529         NWidget(WWT_TEXT, COLOUR_BLUE, WID_CC_RATE), SetDataTip(STR_CURRENCY_EXCHANGE_RATE, STR_CURRENCY_SET_EXCHANGE_RATE_TOOLTIP), SetFill(1, 0),
    02530       EndContainer(),
    02531       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
    02532         NWidget(WWT_PUSHBTN, COLOUR_DARK_BLUE, WID_CC_SEPARATOR_EDIT), SetDataTip(0x0, STR_CURRENCY_SET_CUSTOM_CURRENCY_SEPARATOR_TOOLTIP), SetFill(0, 1),
    02533         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
    02534         NWidget(WWT_TEXT, COLOUR_BLUE, WID_CC_SEPARATOR), SetDataTip(STR_CURRENCY_SEPARATOR, STR_CURRENCY_SET_CUSTOM_CURRENCY_SEPARATOR_TOOLTIP), SetFill(1, 0),
    02535       EndContainer(),
    02536       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
    02537         NWidget(WWT_PUSHBTN, COLOUR_DARK_BLUE, WID_CC_PREFIX_EDIT), SetDataTip(0x0, STR_CURRENCY_SET_CUSTOM_CURRENCY_PREFIX_TOOLTIP), SetFill(0, 1),
    02538         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
    02539         NWidget(WWT_TEXT, COLOUR_BLUE, WID_CC_PREFIX), SetDataTip(STR_CURRENCY_PREFIX, STR_CURRENCY_SET_CUSTOM_CURRENCY_PREFIX_TOOLTIP), SetFill(1, 0),
    02540       EndContainer(),
    02541       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
    02542         NWidget(WWT_PUSHBTN, COLOUR_DARK_BLUE, WID_CC_SUFFIX_EDIT), SetDataTip(0x0, STR_CURRENCY_SET_CUSTOM_CURRENCY_SUFFIX_TOOLTIP), SetFill(0, 1),
    02543         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
    02544         NWidget(WWT_TEXT, COLOUR_BLUE, WID_CC_SUFFIX), SetDataTip(STR_CURRENCY_SUFFIX, STR_CURRENCY_SET_CUSTOM_CURRENCY_SUFFIX_TOOLTIP), SetFill(1, 0),
    02545       EndContainer(),
    02546       NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 5),
    02547         NWidget(WWT_PUSHARROWBTN, COLOUR_YELLOW, WID_CC_YEAR_DOWN), SetDataTip(AWV_DECREASE, STR_CURRENCY_DECREASE_CUSTOM_CURRENCY_TO_EURO_TOOLTIP),
    02548         NWidget(WWT_PUSHARROWBTN, COLOUR_YELLOW, WID_CC_YEAR_UP), SetDataTip(AWV_INCREASE, STR_CURRENCY_INCREASE_CUSTOM_CURRENCY_TO_EURO_TOOLTIP),
    02549         NWidget(NWID_SPACER), SetMinimalSize(5, 0),
    02550         NWidget(WWT_TEXT, COLOUR_BLUE, WID_CC_YEAR), SetDataTip(STR_JUST_STRING, STR_CURRENCY_SET_CUSTOM_CURRENCY_TO_EURO_TOOLTIP), SetFill(1, 0),
    02551       EndContainer(),
    02552     EndContainer(),
    02553     NWidget(WWT_LABEL, COLOUR_BLUE, WID_CC_PREVIEW),
    02554                 SetDataTip(STR_CURRENCY_PREVIEW, STR_CURRENCY_CUSTOM_CURRENCY_PREVIEW_TOOLTIP), SetPadding(15, 1, 18, 2),
    02555   EndContainer(),
    02556 };
    02557
    02558 static WindowDesc _cust_currency_desc(
    02559   WDP_CENTER, NULL, 0, 0,
    02560   WC_CUSTOM_CURRENCY, WC_NONE,
    02561   0,
    02562   _nested_cust_currency_widgets, lengthof(_nested_cust_currency_widgets)
    02563 );
    02564
    02566 static void ShowCustCurrency()
    02567 {
    02568   DeleteWindowById(WC_CUSTOM_CURRENCY, 0);
    02569   new CustomCurrencyWindow(&_cust_currency_desc);
    02570 }