# town_gui.cpp

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    00001 /* $Id$ */
    00002
    00003 /*
    00004  * This file is part of OpenTTD.
    00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
    00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
    00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
    00008  */
    00009
    00012 #include "stdafx.h"
    00013 #include "town.h"
    00014 #include "viewport_func.h"
    00015 #include "gui.h"
    00016 #include "command_func.h"
    00017 #include "company_func.h"
    00018 #include "company_base.h"
    00019 #include "company_gui.h"
    00020 #include "network/network.h"
    00021 #include "string_func.h"
    00022 #include "strings_func.h"
    00023 #include "sound_func.h"
    00024 #include "economy_func.h"
    00025 #include "tilehighlight_func.h"
    00026 #include "sortlist_type.h"
    00027 #include "road_cmd.h"
    00028 #include "landscape.h"
    00029 #include "cargotype.h"
    00030 #include "querystring_gui.h"
    00031 #include "window_func.h"
    00032 #include "townname_func.h"
    00033 #include "townname_type.h"
    00034 #include "core/geometry_func.hpp"
    00035 #include "genworld.h"
    00036 #include "sprite.h"
    00037
    00038 #include "table/strings.h"
    00039
    00040 typedef GUIList<const Town*> GUITownList;
    00041
    00043 enum TownAuthorityWidgets {
    00044   TWA_CAPTION,
    00045   TWA_RATING_INFO,
    00046   TWA_COMMAND_LIST,
    00047   TWA_SCROLLBAR,
    00048   TWA_ACTION_INFO,
    00049   TWA_EXECUTE,
    00050 };
    00051
    00052 static const NWidgetPart _nested_town_authority_widgets[] = {
    00053   NWidget(NWID_HORIZONTAL),
    00054     NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    00055     NWidget(WWT_CAPTION, COLOUR_BROWN, TWA_CAPTION), SetDataTip(STR_LOCAL_AUTHORITY_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00056     NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    00057     NWidget(WWT_STICKYBOX, COLOUR_BROWN),
    00058   EndContainer(),
    00059   NWidget(WWT_PANEL, COLOUR_BROWN, TWA_RATING_INFO), SetMinimalSize(317, 92), SetResize(1, 1), EndContainer(),
    00060   NWidget(NWID_HORIZONTAL),
    00061     NWidget(WWT_PANEL, COLOUR_BROWN, TWA_COMMAND_LIST), SetMinimalSize(305, 52), SetResize(1, 0), SetDataTip(0x0, STR_LOCAL_AUTHORITY_ACTIONS_TOOLTIP), SetScrollbar(TWA_SCROLLBAR), EndContainer(),
    00062     NWidget(NWID_VSCROLLBAR, COLOUR_BROWN, TWA_SCROLLBAR),
    00063   EndContainer(),
    00064   NWidget(WWT_PANEL, COLOUR_BROWN, TWA_ACTION_INFO), SetMinimalSize(317, 52), SetResize(1, 0), EndContainer(),
    00065   NWidget(NWID_HORIZONTAL),
    00066     NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, TWA_EXECUTE),  SetMinimalSize(317, 12), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_LOCAL_AUTHORITY_DO_IT_BUTTON, STR_LOCAL_AUTHORITY_DO_IT_TOOLTIP),
    00067     NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
    00068   EndContainer()
    00069 };
    00070
    00072 struct TownAuthorityWindow : Window {
    00073 private:
    00074   Town *town;
    00075   int sel_index;
    00076   Scrollbar *vscroll;
    00077   uint displayed_actions_on_previous_painting;
    00078
    00088   static int GetNthSetBit(uint32 bits, int n)
    00089   {
    00090     if (n >= 0) {
    00091       uint i;
    00092       FOR_EACH_SET_BIT(i, bits) {
    00093         n--;
    00094         if (n < 0) return i;
    00095       }
    00096     }
    00097     return -1;
    00098   }
    00099
    00100 public:
    00101   TownAuthorityWindow(const WindowDesc *desc, WindowNumber window_number) : Window(), sel_index(-1), displayed_actions_on_previous_painting(0)
    00102   {
    00103     this->town = Town::Get(window_number);
    00104     this->InitNested(desc, window_number);
    00105     this->vscroll = this->GetScrollbar(TWA_SCROLLBAR);
    00106     this->vscroll->SetCapacity((this->GetWidget<NWidgetBase>(TWA_COMMAND_LIST)->current_y - WD_FRAMERECT_TOP - WD_FRAMERECT_BOTTOM) / FONT_HEIGHT_NORMAL);
    00107   }
    00108
    00109   virtual void OnPaint()
    00110   {
    00111     int numact;
    00112     uint buttons = GetMaskOfTownActions(&numact, _local_company, this->town);
    00113     if (buttons != displayed_actions_on_previous_painting) this->SetDirty();
    00114     displayed_actions_on_previous_painting = buttons;
    00115
    00116     this->vscroll->SetCount(numact + 1);
    00117
    00118     if (this->sel_index != -1 && !HasBit(buttons, this->sel_index)) {
    00119       this->sel_index = -1;
    00120     }
    00121
    00122     this->SetWidgetDisabledState(TWA_EXECUTE, this->sel_index == -1);
    00123
    00124     this->DrawWidgets();
    00125     if (!this->IsShaded()) this->DrawRatings();
    00126   }
    00127
    00129   void DrawRatings()
    00130   {
    00131     NWidgetBase *nwid = this->GetWidget<NWidgetBase>(TWA_RATING_INFO);
    00132     uint left = nwid->pos_x + WD_FRAMERECT_LEFT;
    00133     uint right = nwid->pos_x + nwid->current_x - 1 - WD_FRAMERECT_RIGHT;
    00134
    00135     uint y = nwid->pos_y + WD_FRAMERECT_TOP;
    00136
    00137     DrawString(left, right, y, STR_LOCAL_AUTHORITY_COMPANY_RATINGS);
    00138     y += FONT_HEIGHT_NORMAL;
    00139
    00140     Dimension icon_size = GetSpriteSize(SPR_COMPANY_ICON);
    00141     int icon_width      = icon_size.width;
    00142     int icon_y_offset   = (FONT_HEIGHT_NORMAL - icon_size.height) / 2;
    00143
    00144     Dimension exclusive_size = GetSpriteSize(SPR_EXCLUSIVE_TRANSPORT);
    00145     int exclusive_width      = exclusive_size.width;
    00146     int exclusive_y_offset   = (FONT_HEIGHT_NORMAL - exclusive_size.height) / 2;
    00147
    00148     bool rtl = _current_text_dir == TD_RTL;
    00149     uint text_left      = left  + (rtl ? 0 : icon_width + exclusive_width + 4);
    00150     uint text_right     = right - (rtl ? icon_width + exclusive_width + 4 : 0);
    00151     uint icon_left      = rtl ? right - icon_width : left;
    00152     uint exclusive_left = rtl ? right - icon_width - exclusive_width - 2 : left + icon_width + 2;
    00153
    00154     /* Draw list of companies */
    00155     const Company *c;
    00156     FOR_ALL_COMPANIES(c) {
    00157       if ((HasBit(this->town->have_ratings, c->index) || this->town->exclusivity == c->index)) {
    00158         DrawCompanyIcon(c->index, icon_left, y + icon_y_offset);
    00159
    00160         SetDParam(0, c->index);
    00161         SetDParam(1, c->index);
    00162
    00163         int r = this->town->ratings[c->index];
    00164         StringID str;
    00165         (str = STR_CARGO_RATING_APPALLING, r <= RATING_APPALLING) || // Apalling
    00166         (str++,                    r <= RATING_VERYPOOR)  || // Very Poor
    00167         (str++,                    r <= RATING_POOR)      || // Poor
    00168         (str++,                    r <= RATING_MEDIOCRE)  || // Mediocore
    00169         (str++,                    r <= RATING_GOOD)      || // Good
    00170         (str++,                    r <= RATING_VERYGOOD)  || // Very Good
    00171         (str++,                    r <= RATING_EXCELLENT) || // Excellent
    00172         (str++,                    true);                    // Outstanding
    00173
    00174         SetDParam(2, str);
    00175         if (this->town->exclusivity == c->index) {
    00176           DrawSprite(SPR_EXCLUSIVE_TRANSPORT, COMPANY_SPRITE_COLOUR(c->index), exclusive_left, y + exclusive_y_offset);
    00177         }
    00178
    00179         DrawString(text_left, text_right, y, STR_LOCAL_AUTHORITY_COMPANY_RATING);
    00180         y += FONT_HEIGHT_NORMAL;
    00181       }
    00182     }
    00183
    00184     y = y + WD_FRAMERECT_BOTTOM - nwid->pos_y; // Compute needed size of the widget.
    00185     if (y > nwid->current_y) {
    00186       /* If the company list is too big to fit, mark ourself dirty and draw again. */
    00187       ResizeWindow(this, 0, y - nwid->current_y);
    00188     }
    00189   }
    00190
    00191   virtual void SetStringParameters(int widget) const
    00192   {
    00193     if (widget == TWA_CAPTION) SetDParam(0, this->window_number);
    00194   }
    00195
    00196   virtual void DrawWidget(const Rect &r, int widget) const
    00197   {
    00198     switch (widget) {
    00199       case TWA_ACTION_INFO:
    00200         if (this->sel_index != -1) {
    00201           SetDParam(0, _price[PR_TOWN_ACTION] * _town_action_costs[this->sel_index] >> 8);
    00202           DrawStringMultiLine(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, r.bottom - WD_FRAMERECT_BOTTOM,
    00203                 STR_LOCAL_AUTHORITY_ACTION_TOOLTIP_SMALL_ADVERTISING + this->sel_index);
    00204         }
    00205         break;
    00206       case TWA_COMMAND_LIST: {
    00207         int numact;
    00208         uint buttons = GetMaskOfTownActions(&numact, _local_company, this->town);
    00209         int y = r.top + WD_FRAMERECT_TOP;
    00210         int pos = this->vscroll->GetPosition();
    00211
    00212         if (--pos < 0) {
    00213           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_LOCAL_AUTHORITY_ACTIONS_TITLE);
    00214           y += FONT_HEIGHT_NORMAL;
    00215         }
    00216
    00217         for (int i = 0; buttons; i++, buttons >>= 1) {
    00218           if (pos <= -5) break;
    00219
    00220           if ((buttons & 1) && --pos < 0) {
    00221             DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y,
    00222                 STR_LOCAL_AUTHORITY_ACTION_SMALL_ADVERTISING_CAMPAIGN + i, this->sel_index == i ? TC_WHITE : TC_ORANGE);
    00223             y += FONT_HEIGHT_NORMAL;
    00224           }
    00225         }
    00226         break;
    00227       }
    00228     }
    00229   }
    00230
    00231   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00232   {
    00233     switch (widget) {
    00234       case TWA_ACTION_INFO: {
    00235         assert(size->width > padding.width && size->height > padding.height);
    00236         size->width -= WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
    00237         size->height -= WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
    00238         Dimension d = {0, 0};
    00239         for (int i = 0; i < TACT_COUNT; i++) {
    00240           SetDParam(0, _price[PR_TOWN_ACTION] * _town_action_costs[i] >> 8);
    00241           d = maxdim(d, GetStringMultiLineBoundingBox(STR_LOCAL_AUTHORITY_ACTION_TOOLTIP_SMALL_ADVERTISING + i, *size));
    00242         }
    00243         *size = maxdim(*size, d);
    00244         size->width += WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
    00245         size->height += WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
    00246         break;
    00247       }
    00248
    00249       case TWA_COMMAND_LIST:
    00250         size->height = WD_FRAMERECT_TOP + 5 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM;
    00251         size->width = GetStringBoundingBox(STR_LOCAL_AUTHORITY_ACTIONS_TITLE).width;
    00252         for (uint i = 0; i < TACT_COUNT; i++ ) {
    00253           size->width = max(size->width, GetStringBoundingBox(STR_LOCAL_AUTHORITY_ACTION_SMALL_ADVERTISING_CAMPAIGN + i).width);
    00254         }
    00255         size->width += WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
    00256         break;
    00257
    00258       case TWA_RATING_INFO:
    00259         resize->height = FONT_HEIGHT_NORMAL;
    00260         size->height = WD_FRAMERECT_TOP + 9 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM;
    00261         break;
    00262     }
    00263   }
    00264
    00265   virtual void OnClick(Point pt, int widget, int click_count)
    00266   {
    00267     switch (widget) {
    00268       case TWA_COMMAND_LIST: {
    00269         int y = this->GetRowFromWidget(pt.y, TWA_COMMAND_LIST, 1, FONT_HEIGHT_NORMAL);
    00270         if (!IsInsideMM(y, 0, 5)) return;
    00271
    00272         y = GetNthSetBit(GetMaskOfTownActions(NULL, _local_company, this->town), y + this->vscroll->GetPosition() - 1);
    00273         if (y >= 0) {
    00274           this->sel_index = y;
    00275           this->SetDirty();
    00276         }
    00277         /* FALL THROUGH, when double-clicking. */
    00278         if (click_count == 1 || y < 0) break;
    00279       }
    00280
    00281       case TWA_EXECUTE:
    00282         DoCommandP(this->town->xy, this->window_number, this->sel_index, CMD_DO_TOWN_ACTION | CMD_MSG(STR_ERROR_CAN_T_DO_THIS));
    00283         break;
    00284     }
    00285   }
    00286
    00287   virtual void OnHundredthTick()
    00288   {
    00289     this->SetDirty();
    00290   }
    00291 };
    00292
    00293 static const WindowDesc _town_authority_desc(
    00294   WDP_AUTO, 317, 222,
    00295   WC_TOWN_AUTHORITY, WC_NONE,
    00296   WDF_UNCLICK_BUTTONS,
    00297   _nested_town_authority_widgets, lengthof(_nested_town_authority_widgets)
    00298 );
    00299
    00300 static void ShowTownAuthorityWindow(uint town)
    00301 {
    00302   AllocateWindowDescFront<TownAuthorityWindow>(&_town_authority_desc, town);
    00303 }
    00304
    00306 enum TownViewWidgets {
    00307   TVW_CAPTION,
    00308   TVW_VIEWPORT,
    00309   TVW_INFOPANEL,
    00310   TVW_CENTERVIEW,
    00311   TVW_SHOWAUTHORITY,
    00312   TVW_CHANGENAME,
    00313   TVW_EXPAND,
    00314   TVW_DELETE,
    00315 };
    00316
    00317 /* Town view window. */
    00318 struct TownViewWindow : Window {
    00319 private:
    00320   Town *town;
    00321
    00322 public:
    00323   static const int TVW_HEIGHT_NORMAL = 150;
    00324
    00325   TownViewWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
    00326   {
    00327     this->CreateNestedTree(desc);
    00328
    00329     this->town = Town::Get(window_number);
    00330     if (this->town->larger_town) this->GetWidget<NWidgetCore>(TVW_CAPTION)->widget_data = STR_TOWN_VIEW_CITY_CAPTION;
    00331
    00332     this->FinishInitNested(desc, window_number);
    00333
    00334     this->flags4 |= WF_DISABLE_VP_SCROLL;
    00335     NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(TVW_VIEWPORT);
    00336     nvp->InitializeViewport(this, this->town->xy, ZOOM_LVL_NEWS);
    00337
    00338     /* disable renaming town in network games if you are not the server */
    00339     this->SetWidgetDisabledState(TVW_CHANGENAME, _networking && !_network_server);
    00340   }
    00341
    00342   virtual void SetStringParameters(int widget) const
    00343   {
    00344     if (widget == TVW_CAPTION) SetDParam(0, this->town->index);
    00345   }
    00346
    00352   const CargoSpec *FindFirstCargoWithTownEffect(TownEffect effect) const
    00353   {
    00354     const CargoSpec *cs;
    00355     FOR_ALL_CARGOSPECS(cs) {
    00356       if (cs->town_effect == effect) return cs;
    00357     }
    00358     return NULL;
    00359   }
    00360
    00361   virtual void DrawWidget(const Rect &r, int widget) const
    00362   {
    00363     if (widget != TVW_INFOPANEL) return;
    00364
    00365     StringID str;
    00366     uint y = r.top + WD_FRAMERECT_TOP;
    00367
    00368 /* needed for old style gui 1/2 */
    00369     /* Required delivered cargos for growth in artic and tropic climate. */
    00370     StringID required_text = STR_TOWN_VIEW_CARGO_FOR_TOWNGROWTH_REQUIRED;
    00371     uint cargo_needed_for_growth = 0;
    00372     switch (_settings_game.game_creation.landscape) {
    00373       case LT_ARCTIC:
    00374         if (TilePixelHeight(this->town->xy) >= LowestSnowLine()) cargo_needed_for_growth = 1;
    00375         if (TilePixelHeight(this->town->xy) < GetSnowLine()) required_text = STR_TOWN_VIEW_CARGO_FOR_TOWNGROWTH_REQUIRED_WINTER;
    00376         break;
    00377
    00378       case LT_TROPIC:
    00379         if (GetTropicZone(this->town->xy) == TROPICZONE_DESERT) cargo_needed_for_growth = 2;
    00380         break;
    00381
    00382       default: break;
    00383     }
    00384 /* needed for old style gui 1/2 end*/
    00385
    00386     /* Needed for cases where the towneffect of cargos is changed by means of GRF. */
    00387     const CargoSpec *passengers = FindFirstCargoWithTownEffect(TE_PASSENGERS);
    00388     StringID passengers_name    = (passengers != NULL) ? passengers->name    : STR_CARGO_PLURAL_PASSENGERS;
    00389
    00390     const CargoSpec *mail       = FindFirstCargoWithTownEffect(TE_MAIL);
    00391     StringID mail_name          = (mail != NULL) ? mail->name    : STR_CARGO_PLURAL_MAIL;
    00392
    00393     const CargoSpec *food = FindFirstCargoWithTownEffect(TE_FOOD);
    00394     CargoID first_food_cargo = (food != NULL) ? food->Index() : (CargoID)CT_INVALID;
    00395     StringID food_name       = (food != NULL) ? food->name    : STR_CARGO_PLURAL_FOOD;
    00396
    00397     const CargoSpec *water = FindFirstCargoWithTownEffect(TE_WATER);
    00398     CargoID first_water_cargo = (water != NULL) ? water->Index() : (CargoID)CT_INVALID;
    00399     StringID water_name       = (water != NULL) ? water->name    : STR_CARGO_PLURAL_WATER;
    00400
    00401     const CargoSpec *goods      = FindFirstCargoWithTownEffect(TE_GOODS);
    00402     StringID goods_name         = (goods != NULL) ? goods->name    : STR_CARGO_PLURAL_GOODS;
    00403
    00404     /* Population and number of houses. */
    00405     SetDParam(0, this->town->population);
    00406     SetDParam(1, this->town->num_houses);
    00407     DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y, STR_TOWN_VIEW_POPULATION_HOUSES);
    00408
    00409     /* Empty line. */
    00410     DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_EMPTY);
    00411
    00412     /* Generated cargo titel. */
    00413     DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_GENERATED_CARGO_LAST_MONTH);
    00414
    00415     /* Generated and max possible generated passengers. */
    00416     SetDParam(0, this->town->gen_act_pass);
    00417     SetDParam(1, this->town->gen_max_pass);
    00418     DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_GENERATED_PASS_LAST_MONTH_MAX);
    00419
    00420     /* Generated and max possible generated mail. */
    00421     SetDParam(0, this->town->gen_act_mail);
    00422     SetDParam(1, this->town->gen_max_mail);
    00423     DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_GENERATED_MAIL_LAST_MONTH_MAX);
    00424
    00425     /* Empty line. */
    00426     DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_EMPTY);
    00427
    00428     /* Transported goods rate of this town. Only displayed if we have enabled the town_growth_patch and the population is big enough. */
    00429     if (((!this->town->larger_town && _settings_game.economy.town_growth_cargo) || (this->town->larger_town && _settings_game.economy.larger_town_growth_cargo)) &&
    00430         ((!this->town->larger_town && this->town->population > _settings_game.economy.town_pop_need_goods) ||
    00431         (this->town->larger_town && this->town->population > _settings_game.economy.larger_town_pop_need_goods))) {
    00432       /* Growth rate last month. */
    00433       SetDParam(0, this->town->GrowthRatePercent());
    00434       DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_GROWTH_RATE_LAST_MONTH);
    00435
    00436       /* Transported goods ratio last month. */
    00437       SetDParam(0, this->town->transported_goods_percent);
    00438       DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_TRANSPORTED_RATE_LAST_MONTH);
    00439
    00440       /* Most demanded for growth last month. */
    00441       str = STR_TOWN_VIEW_GROWTH_STANDARD;
    00442       if (_settings_game.economy.town_growth_rate == 0) {
    00443         str = STR_TOWN_VIEW_GROWTH_SPEED_DISABLED;
    00444       } else if (this->town->transported_goods_percent <= 99) {
    00445         str += this->town->needed_for_growth;
    00446         // long if else ... need to fetch the correct cago name -> grfs changing TE_xxx
    00447         if (this->town->needed_for_growth == GROWTH_NEED_STATION) {
    00448           str = STR_TOWN_VIEW_GROWTH_NEED_STATION;
    00449         } else if (this->town->needed_for_growth == GROWTH_NEED_MORE_PASS) {
    00450           SetDParam(1 , passengers_name);
    00451           str = STR_TOWN_VIEW_GROWTH_NEED_MORE_PASS;
    00452         } else if (this->town->needed_for_growth == GROWTH_NEED_MORE_MAIL) {
    00453           SetDParam(1 , mail_name);
    00454           str = STR_TOWN_VIEW_GROWTH_NEED_MORE_MAIL;
    00455         } else if (this->town->needed_for_growth == GROWTH_NEED_MORE_FOOD) {
    00456           SetDParam(1 , food_name);
    00457           str = STR_TOWN_VIEW_GROWTH_NEED_MORE_FOOD;
    00458         } else if (this->town->needed_for_growth == GROWTH_NEED_MORE_WATER) {
    00459           SetDParam(1 , water_name);
    00460           str = STR_TOWN_VIEW_GROWTH_NEED_MORE_WATER;
    00461         } else if (this->town->needed_for_growth == GROWTH_NEED_MORE_GOODS) {
    00462           SetDParam(1 , goods_name);
    00463           str = STR_TOWN_VIEW_GROWTH_NEED_MORE_GOODS;
    00464         } else if (this->town->needed_for_growth == GROWTH_NEED_PASS) {
    00465           SetDParam(1 , passengers_name);
    00466           str = STR_TOWN_VIEW_GROWTH_NEED_PASS;
    00467         } else if (this->town->needed_for_growth == GROWTH_NEED_MAIL) {
    00468           SetDParam(1 , mail_name);
    00469           str = STR_TOWN_VIEW_GROWTH_NEED_MAIL;
    00470         } else if (this->town->needed_for_growth == GROWTH_NEED_FOOD) {
    00471           SetDParam(1 , food_name);
    00472           str = STR_TOWN_VIEW_GROWTH_NEED_FOOD;}
    00473         else if (this->town->needed_for_growth == GROWTH_NEED_WATER) {
    00474           SetDParam(1 , water_name);
    00475           str = STR_TOWN_VIEW_GROWTH_NEED_WATER;
    00476         } else if (this->town->needed_for_growth == GROWTH_NEED_GOODS) {
    00477           SetDParam(1 , goods_name);
    00478           str = STR_TOWN_VIEW_GROWTH_NEED_GOODS;
    00479         } else {
    00480           SetDParam(1, STR_EMPTY);
    00481         }
    00482       } else if (this->town->transported_goods_percent >= 100) {
    00483         str = STR_TOWN_VIEW_GROWTH_SATISFIED;
    00484       }
    00485       SetDParam(0, str);
    00486       DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_CARGO_DEMAND_LAST_MONTH);
    00487
    00488       /* Empty line. */
    00489       DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_EMPTY);
    00490
    00491       /* Requirements "titel" (Needed to clarify that the values are this month's). */
    00492       DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_CARGO_FOR_TOWNGROWTH_THIS_MONTH);
    00493
    00494       /* Delivered and needed passengers. */
    00495       SetDParam(0, passengers_name);
    00496       SetDParam(1, this->town->act_pass);
    00497       SetDParam(2, this->town->max_pass);
    00498       DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_PASSENGERS_THIS_MONTH_MAX);
    00499
    00500       /* Delivered and needed mail. */
    00501       SetDParam(0, mail_name);
    00502       SetDParam(1, this->town->act_mail);
    00503       SetDParam(2, this->town->max_mail);
    00504       DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_MAIL_THIS_MONTH_MAX);
    00505
    00506       /* Delivered and needed food (Fizzy Drinks if we are playing in toyland). */
    00507       if ((_settings_game.game_creation.landscape == LT_ARCTIC && TilePixelHeight(this->town->xy) >= LowestSnowLine()) ||
    00508           (_settings_game.game_creation.landscape == LT_TROPIC && GetTropicZone(this->town->xy) == TROPICZONE_DESERT) ||
    00509           _settings_game.game_creation.landscape == LT_TOYLAND) {
    00510         SetDParam(0, food_name);
    00511         SetDParam(1, this->town->act_food);
    00512         SetDParam(2, this->town->max_food);
    00513         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_FOOD_THIS_MONTH_MAX);
    00514       }
    00515
    00516       /* Delivered and needed water in desert. */
    00517       if (_settings_game.game_creation.landscape == LT_TROPIC && GetTropicZone(this->town->xy) == TROPICZONE_DESERT) {
    00518         SetDParam(0, water_name);
    00519         SetDParam(1, this->town->act_water);
    00520         SetDParam(2, this->town->max_water);
    00521         DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_WATER_THIS_MONTH_MAX);
    00522       }
    00523
    00524       /* Delivered and needed goods (Sweets if we play in toyland climate). */
    00525       SetDParam(0, goods_name);
    00526       SetDParam(1, this->town->act_goods);
    00527       SetDParam(2, this->town->max_goods);
    00528       DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_GOODS_THIS_MONTH_MAX);
    00529     }
    00530
    00531 /* Old style gui 2/2 */
    00532     /* What is the town needing to be able to grow. */
    00533     if ((cargo_needed_for_growth > 0 &&
    00534         (((!this->town->larger_town && !_settings_game.economy.town_growth_cargo) || (this->town->larger_town && !_settings_game.economy.larger_town_growth_cargo)) ||
    00535         ((!this->town->larger_town && _settings_game.economy.town_growth_cargo) || (this->town->larger_town && _settings_game.economy.larger_town_growth_cargo))) &&
    00536         ((!this->town->larger_town && this->town->population < _settings_game.economy.town_pop_need_goods) ||
    00537         (this->town->larger_town && this->town->population < _settings_game.economy.larger_town_pop_need_goods)))) {
    00538       if (_settings_game.game_creation.landscape != LT_TEMPERATE && _settings_game.game_creation.landscape != LT_TOYLAND) {
    00539         bool rtl = _current_text_dir == TD_RTL;
    00540         uint cargo_text_left = r.left + WD_FRAMERECT_LEFT + (rtl ? 0 : 20);
    00541         uint cargo_text_right = r.right - WD_FRAMERECT_RIGHT - (rtl ? 20 : 0);
    00542
    00543         if (first_food_cargo != CT_INVALID && this->town->act_food > 0) {
    00544           SetDParam(0, first_food_cargo);
    00545           SetDParam(1, this->town->act_food);
    00546           DrawString(cargo_text_left, cargo_text_right, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_CARGO_FOR_TOWNGROWTH_LAST_MONTH);
    00547         } else {
    00548           SetDParam(0, food_name);
    00549           DrawString(cargo_text_left, cargo_text_right, y += FONT_HEIGHT_NORMAL, required_text);
    00550         }
    00551
    00552         if (cargo_needed_for_growth > 1) {
    00553           if (first_water_cargo != CT_INVALID && this->town->act_water > 0) {
    00554             SetDParam(0, first_water_cargo);
    00555             SetDParam(1, this->town->act_water);
    00556             DrawString(cargo_text_left, cargo_text_right, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_CARGO_FOR_TOWNGROWTH_LAST_MONTH);
    00557           } else {
    00558             SetDParam(0, water_name);
    00559             DrawString(cargo_text_left, cargo_text_right, y += FONT_HEIGHT_NORMAL, required_text);
    00560           }
    00561         }
    00562       }
    00563 /* end old style gui 2/2 */
    00564     }
    00565
    00566     /* only show the town noise, if the noise option is activated. */
    00567     if (_settings_game.economy.station_noise_level) {
    00568       /* Empty line. */
    00569       DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_EMPTY);
    00570
    00571       SetDParam(0, this->town->noise_reached);
    00572       SetDParam(1, this->town->MaxTownNoise());
    00573       DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_LEFT, y += FONT_HEIGHT_NORMAL, STR_TOWN_VIEW_NOISE_IN_TOWN);
    00574     }
    00575   }
    00576
    00577   virtual void OnClick(Point pt, int widget, int click_count)
    00578   {
    00579     switch (widget) {
    00580       case TVW_CENTERVIEW: // scroll to location
    00581         if (_ctrl_pressed) {
    00582           ShowExtraViewPortWindow(this->town->xy);
    00583         } else {
    00584           ScrollMainWindowToTile(this->town->xy);
    00585         }
    00586         break;
    00587
    00588       case TVW_SHOWAUTHORITY: // town authority
    00589         ShowTownAuthorityWindow(this->window_number);
    00590         break;
    00591
    00592       case TVW_CHANGENAME: // rename
    00593         SetDParam(0, this->window_number);
    00594         ShowQueryString(STR_TOWN_NAME, STR_TOWN_VIEW_RENAME_TOWN_BUTTON, MAX_LENGTH_TOWN_NAME_CHARS, this, CS_ALPHANUMERAL, QSF_ENABLE_DEFAULT | QSF_LEN_IN_CHARS);
    00595         break;
    00596
    00597       case TVW_EXPAND: { // expand town - only available on Scenario editor
    00598         /* Warn the user if towns are not allowed to build roads, but do this only once per OpenTTD run. */
    00599         static bool _warn_town_no_roads = false;
    00600
    00601         if (!_settings_game.economy.allow_town_roads && !_warn_town_no_roads) {
    00602           ShowErrorMessage(STR_ERROR_TOWN_EXPAND_WARN_NO_ROADS, INVALID_STRING_ID, WL_WARNING);
    00603           _warn_town_no_roads = true;
    00604         }
    00605
    00606         DoCommandP(0, this->window_number, 0, CMD_EXPAND_TOWN | CMD_MSG(STR_ERROR_CAN_T_EXPAND_TOWN));
    00607         break;
    00608       }
    00609
    00610       case TVW_DELETE: // delete town - only available on Scenario editor
    00611         DoCommandP(0, this->window_number, 0, CMD_DELETE_TOWN | CMD_MSG(STR_ERROR_TOWN_CAN_T_DELETE));
    00612         break;
    00613     }
    00614   }
    00615
    00616   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00617   {
    00618     switch (widget) {
    00619       case TVW_INFOPANEL:
    00620         size->height = GetDesiredInfoHeight();
    00621         break;
    00622     }
    00623   }
    00624
    00629   uint GetDesiredInfoHeight() const
    00630   {
    00631     uint aimed_height;
    00632     if (((!this->town->larger_town && _settings_game.economy.town_growth_cargo) || (this->town->larger_town && _settings_game.economy.larger_town_growth_cargo)) &&
    00633         ((!this->town->larger_town && this->town->population > _settings_game.economy.town_pop_need_goods) ||
    00634         (this->town->larger_town && this->town->population > _settings_game.economy.larger_town_pop_need_goods))) {
    00635       if (_settings_game.game_creation.landscape != LT_TOYLAND) {
    00636         aimed_height = 14 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
    00637       } else{
    00638         aimed_height = 15 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
    00639       }
    00640     } else {
    00641       aimed_height = 7 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
    00642     }
    00643
    00644     switch (_settings_game.game_creation.landscape) {
    00645       case LT_ARCTIC:
    00646         aimed_height += FONT_HEIGHT_NORMAL;
    00647         if (TilePixelHeight(this->town->xy) < LowestSnowLine() &&
    00648             ((!this->town->larger_town && this->town->population > _settings_game.economy.town_pop_need_goods) ||
    00649             (this->town->larger_town && this->town->population > _settings_game.economy.larger_town_pop_need_goods))) {
    00650           aimed_height -= FONT_HEIGHT_NORMAL;
    00651         }
    00652         break;
    00653
    00654       case LT_TROPIC:
    00655         if (GetTropicZone(this->town->xy) != TROPICZONE_DESERT &&
    00656             ((!this->town->larger_town && this->town->population < _settings_game.economy.town_pop_need_goods) ||
    00657             (this->town->larger_town && this->town->population < _settings_game.economy.larger_town_pop_need_goods))) {
    00658           aimed_height += FONT_HEIGHT_NORMAL;
    00659         }
    00660         if (GetTropicZone(this->town->xy) == TROPICZONE_DESERT) aimed_height += 2 * FONT_HEIGHT_NORMAL;
    00661         break;
    00662
    00663       default: break;
    00664     }
    00665
    00666     if (_settings_game.economy.station_noise_level) aimed_height += 2 * FONT_HEIGHT_NORMAL;
    00667
    00668     return aimed_height;
    00669   }
    00670
    00671   void ResizeWindowAsNeeded()
    00672   {
    00673     const NWidgetBase *nwid_info = this->GetWidget<NWidgetBase>(TVW_INFOPANEL);
    00674     uint aimed_height = GetDesiredInfoHeight();
    00675     if (aimed_height > nwid_info->current_y || (aimed_height < nwid_info->current_y && nwid_info->current_y > nwid_info->smallest_y)) {
    00676       this->ReInit();
    00677     }
    00678   }
    00679
    00680   virtual void OnResize()
    00681   {
    00682     if (this->viewport != NULL) {
    00683       NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(TVW_VIEWPORT);
    00684       nvp->UpdateViewportCoordinates(this);
    00685
    00686       ScrollWindowToTile(this->town->xy, this, true); // Re-center viewport.
    00687     }
    00688   }
    00689
    00695   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    00696   {
    00697     if (!gui_scope) return;
    00698     /* Called when setting station noise or required cargos have changed, in order to resize the window */
    00699     this->SetDirty(); // refresh display for current size. This will allow to avoid glitches when downgrading
    00700     this->ResizeWindowAsNeeded();
    00701   }
    00702
    00703   virtual void OnQueryTextFinished(char *str)
    00704   {
    00705     if (str == NULL) return;
    00706
    00707     DoCommandP(0, this->window_number, 0, CMD_RENAME_TOWN | CMD_MSG(STR_ERROR_CAN_T_RENAME_TOWN), NULL, str);
    00708   }
    00709 };
    00710
    00711 static const NWidgetPart _nested_town_game_view_widgets[] = {
    00712   NWidget(NWID_HORIZONTAL),
    00713     NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    00714     NWidget(WWT_CAPTION, COLOUR_BROWN, TVW_CAPTION), SetDataTip(STR_TOWN_VIEW_TOWN_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00715     NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    00716     NWidget(WWT_STICKYBOX, COLOUR_BROWN),
    00717   EndContainer(),
    00718   NWidget(WWT_PANEL, COLOUR_BROWN),
    00719     NWidget(WWT_INSET, COLOUR_BROWN), SetPadding(2, 2, 2, 2),
    00720       NWidget(NWID_VIEWPORT, INVALID_COLOUR, TVW_VIEWPORT), SetMinimalSize(254, 86), SetFill(1, 0), SetResize(1, 1), SetPadding(1, 1, 1, 1),
    00721     EndContainer(),
    00722   EndContainer(),
    00723   NWidget(WWT_PANEL, COLOUR_BROWN, TVW_INFOPANEL), SetMinimalSize(260, 32), SetResize(1, 0), SetFill(1, 0), EndContainer(),
    00724   NWidget(NWID_HORIZONTAL),
    00725     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
    00726       NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, TVW_CENTERVIEW), SetMinimalSize(80, 12), SetFill(1, 1), SetResize(1, 0), SetDataTip(STR_BUTTON_LOCATION, STR_TOWN_VIEW_CENTER_TOOLTIP),
    00727       NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, TVW_SHOWAUTHORITY), SetMinimalSize(80, 12), SetFill(1, 1), SetResize(1, 0), SetDataTip(STR_TOWN_VIEW_LOCAL_AUTHORITY_BUTTON, STR_TOWN_VIEW_LOCAL_AUTHORITY_TOOLTIP),
    00728       NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, TVW_CHANGENAME), SetMinimalSize(80, 12), SetFill(1, 1), SetResize(1, 0), SetDataTip(STR_BUTTON_RENAME, STR_TOWN_VIEW_RENAME_TOOLTIP),
    00729     EndContainer(),
    00730     NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
    00731   EndContainer(),
    00732 };
    00733
    00734 static const WindowDesc _town_game_view_desc(
    00735   WDP_AUTO, 340, TownViewWindow::TVW_HEIGHT_NORMAL,
    00736   WC_TOWN_VIEW, WC_NONE,
    00737   WDF_UNCLICK_BUTTONS,
    00738   _nested_town_game_view_widgets, lengthof(_nested_town_game_view_widgets)
    00739 );
    00740
    00741 static const NWidgetPart _nested_town_editor_view_widgets[] = {
    00742   NWidget(NWID_HORIZONTAL),
    00743     NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    00744     NWidget(WWT_CAPTION, COLOUR_BROWN, TVW_CAPTION), SetDataTip(STR_TOWN_VIEW_TOWN_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00745     NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, TVW_CHANGENAME), SetMinimalSize(76, 14), SetDataTip(STR_BUTTON_RENAME, STR_TOWN_VIEW_RENAME_TOOLTIP),
    00746     NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    00747     NWidget(WWT_STICKYBOX, COLOUR_BROWN),
    00748   EndContainer(),
    00749   NWidget(WWT_PANEL, COLOUR_BROWN),
    00750     NWidget(WWT_INSET, COLOUR_BROWN), SetPadding(2, 2, 2, 2),
    00751       NWidget(NWID_VIEWPORT, INVALID_COLOUR, TVW_VIEWPORT), SetMinimalSize(254, 86), SetFill(1, 1), SetResize(1, 1), SetPadding(1, 1, 1, 1),
    00752     EndContainer(),
    00753   EndContainer(),
    00754   NWidget(WWT_PANEL, COLOUR_BROWN, TVW_INFOPANEL), SetMinimalSize(260, 32), SetResize(1, 0), SetFill(1, 0), EndContainer(),
    00755   NWidget(NWID_HORIZONTAL),
    00756     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
    00757       NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, TVW_CENTERVIEW), SetMinimalSize(80, 12), SetFill(1, 1), SetResize(1, 0), SetDataTip(STR_BUTTON_LOCATION, STR_TOWN_VIEW_CENTER_TOOLTIP),
    00758       NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, TVW_EXPAND), SetMinimalSize(80, 12), SetFill(1, 1), SetResize(1, 0), SetDataTip(STR_TOWN_VIEW_EXPAND_BUTTON, STR_TOWN_VIEW_EXPAND_TOOLTIP),
    00759       NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, TVW_DELETE), SetMinimalSize(80, 12), SetFill(1, 1), SetResize(1, 0), SetDataTip(STR_TOWN_VIEW_DELETE_BUTTON, STR_TOWN_VIEW_DELETE_TOOLTIP),
    00760     EndContainer(),
    00761     NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
    00762   EndContainer(),
    00763 };
    00764
    00765 static const WindowDesc _town_editor_view_desc(
    00766   WDP_AUTO, 260, TownViewWindow::TVW_HEIGHT_NORMAL,
    00767   WC_TOWN_VIEW, WC_NONE,
    00768   WDF_UNCLICK_BUTTONS,
    00769   _nested_town_editor_view_widgets, lengthof(_nested_town_editor_view_widgets)
    00770 );
    00771
    00772 void ShowTownViewWindow(TownID town)
    00773 {
    00774   if (_game_mode == GM_EDITOR) {
    00775     AllocateWindowDescFront<TownViewWindow>(&_town_editor_view_desc, town);
    00776   } else {
    00777     AllocateWindowDescFront<TownViewWindow>(&_town_game_view_desc, town);
    00778   }
    00779 }
    00780
    00782 enum TownDirectoryWidgets {
    00783   TDW_SORTNAME,
    00784   TDW_SORTPOPULATION,
    00785   TDW_CENTERTOWN,
    00786   TDW_SCROLLBAR,
    00787   TDW_BOTTOM_PANEL,
    00788   TDW_BOTTOM_TEXT,
    00789 };
    00790
    00791 static const NWidgetPart _nested_town_directory_widgets[] = {
    00792   NWidget(NWID_HORIZONTAL),
    00793     NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
    00794     NWidget(WWT_CAPTION, COLOUR_BROWN), SetDataTip(STR_TOWN_DIRECTORY_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00795     NWidget(WWT_SHADEBOX, COLOUR_BROWN),
    00796     NWidget(WWT_STICKYBOX, COLOUR_BROWN),
    00797   EndContainer(),
    00798   NWidget(NWID_HORIZONTAL),
    00799     NWidget(NWID_VERTICAL),
    00800       NWidget(NWID_HORIZONTAL),
    00801         NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, TDW_SORTNAME), SetMinimalSize(99, 12), SetDataTip(STR_SORT_BY_CAPTION_NAME, STR_TOOLTIP_SORT_ORDER), SetFill(1, 0),
    00802         NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, TDW_SORTPOPULATION), SetMinimalSize(97, 12), SetDataTip(STR_SORT_BY_CAPTION_POPULATION, STR_TOOLTIP_SORT_ORDER), SetFill(1, 0),
    00803       EndContainer(),
    00804       NWidget(WWT_PANEL, COLOUR_BROWN, TDW_CENTERTOWN), SetMinimalSize(196, 0), SetDataTip(0x0, STR_TOWN_DIRECTORY_LIST_TOOLTIP),
    00805               SetFill(1, 0), SetResize(0, 10), SetScrollbar(TDW_SCROLLBAR), EndContainer(),
    00806       NWidget(WWT_PANEL, COLOUR_BROWN, TDW_BOTTOM_PANEL),
    00807         NWidget(WWT_TEXT, COLOUR_BROWN, TDW_BOTTOM_TEXT), SetPadding(2, 0, 0, 2), SetMinimalSize(196, 12), SetFill(1, 0), SetDataTip(STR_TOWN_POPULATION, STR_NULL),
    00808       EndContainer(),
    00809     EndContainer(),
    00810     NWidget(NWID_VERTICAL),
    00811       NWidget(NWID_VSCROLLBAR, COLOUR_BROWN, TDW_SCROLLBAR),
    00812       NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
    00813     EndContainer(),
    00814   EndContainer(),
    00815 };
    00816
    00818 struct TownDirectoryWindow : public Window {
    00819 private:
    00820   /* Runtime saved values */
    00821   static Listing last_sorting;
    00822   static const Town *last_town;
    00823
    00824   /* Constants for sorting towns */
    00825   static GUITownList::SortFunction * const sorter_funcs[];
    00826
    00827   GUITownList towns;
    00828
    00829   Scrollbar *vscroll;
    00830
    00831   void BuildSortTownList()
    00832   {
    00833     if (this->towns.NeedRebuild()) {
    00834       this->towns.Clear();
    00835
    00836       const Town *t;
    00837       FOR_ALL_TOWNS(t) {
    00838         *this->towns.Append() = t;
    00839       }
    00840
    00841       this->towns.Compact();
    00842       this->towns.RebuildDone();
    00843       this->vscroll->SetCount(this->towns.Length()); // Update scrollbar as well.
    00844     }
    00845     /* Always sort the towns. */
    00846     this->last_town = NULL;
    00847     this->towns.Sort();
    00848   }
    00849
    00851   static int CDECL TownNameSorter(const Town * const *a, const Town * const *b)
    00852   {
    00853     static char buf_cache[64];
    00854     const Town *ta = *a;
    00855     const Town *tb = *b;
    00856     char buf[64];
    00857
    00858     SetDParam(0, ta->index);
    00859     GetString(buf, STR_TOWN_NAME, lastof(buf));
    00860
    00861     /* If 'b' is the same town as in the last round, use the cached value
    00862      * We do this to speed stuff up ('b' is called with the same value a lot of
    00863      * times after eachother) */
    00864     if (tb != last_town) {
    00865       last_town = tb;
    00866       SetDParam(0, tb->index);
    00867       GetString(buf_cache, STR_TOWN_NAME, lastof(buf_cache));
    00868     }
    00869
    00870     return strnatcmp(buf, buf_cache); // Sort by name (natural sorting).
    00871   }
    00872
    00874   static int CDECL TownPopulationSorter(const Town * const *a, const Town * const *b)
    00875   {
    00876     return (*a)->population - (*b)->population;
    00877   }
    00878
    00879 public:
    00880   TownDirectoryWindow(const WindowDesc *desc) : Window()
    00881   {
    00882     this->CreateNestedTree(desc);
    00883
    00884     this->vscroll = this->GetScrollbar(TDW_SCROLLBAR);
    00885
    00886     this->towns.SetListing(this->last_sorting);
    00887     this->towns.SetSortFuncs(TownDirectoryWindow::sorter_funcs);
    00888     this->towns.ForceRebuild();
    00889     this->BuildSortTownList();
    00890
    00891     this->FinishInitNested(desc, 0);
    00892   }
    00893
    00894   ~TownDirectoryWindow()
    00895   {
    00896     this->last_sorting = this->towns.GetListing();
    00897   }
    00898
    00899   virtual void SetStringParameters(int widget) const
    00900   {
    00901     if (widget == TDW_BOTTOM_TEXT) SetDParam(0, GetWorldPopulation());
    00902   }
    00903
    00904   virtual void DrawWidget(const Rect &r, int widget) const
    00905   {
    00906     switch (widget) {
    00907       case TDW_SORTNAME:
    00908         if (this->towns.SortType() == 0) this->DrawSortButtonState(widget, this->towns.IsDescSortOrder() ? SBS_DOWN : SBS_UP);
    00909         break;
    00910
    00911       case TDW_SORTPOPULATION:
    00912         if (this->towns.SortType() != 0) this->DrawSortButtonState(widget, this->towns.IsDescSortOrder() ? SBS_DOWN : SBS_UP);
    00913         break;
    00914
    00915       case TDW_CENTERTOWN: {
    00916         int n = 0;
    00917         int y = r.top + WD_FRAMERECT_TOP;
    00918         if (this->towns.Length() == 0) { // No towns available.
    00919           DrawString(r.left + WD_FRAMERECT_LEFT, r.right, y, STR_TOWN_DIRECTORY_NONE);
    00920           break;
    00921         }
    00922         /* At least one town available. */
    00923         for (uint i = this->vscroll->GetPosition(); i < this->towns.Length(); i++) {
    00924           const Town *t = this->towns[i];
    00925
    00926           assert(t->xy != INVALID_TILE);
    00927
    00928           SetDParam(0, t->index);
    00929           SetDParam(1, t->population);
    00930           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, STR_TOWN_DIRECTORY_TOWN);
    00931
    00932           y += this->resize.step_height;
    00933           if (++n == this->vscroll->GetCapacity()) break; // max number of towns in 1 window
    00934         }
    00935         break;
    00936       }
    00937     }
    00938   }
    00939
    00940   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00941   {
    00942     switch (widget) {
    00943       case TDW_SORTNAME:
    00944       case TDW_SORTPOPULATION: {
    00945         Dimension d = GetStringBoundingBox(this->GetWidget<NWidgetCore>(widget)->widget_data);
    00946         d.width += padding.width + WD_SORTBUTTON_ARROW_WIDTH * 2; // Doubled since the string is centred and it also looks better.
    00947         d.height += padding.height;
    00948         *size = maxdim(*size, d);
    00949         break;
    00950       }
    00951       case TDW_CENTERTOWN: {
    00952         Dimension d = GetStringBoundingBox(STR_TOWN_DIRECTORY_NONE);
    00953         for (uint i = 0; i < this->towns.Length(); i++) {
    00954           const Town *t = this->towns[i];
    00955
    00956           assert(t != NULL);
    00957
    00958           SetDParam(0, t->index);
    00959           SetDParam(1, 10000000); // 10^7
    00960           d = maxdim(d, GetStringBoundingBox(STR_TOWN_DIRECTORY_TOWN));
    00961         }
    00962         resize->height = d.height;
    00963         d.height *= 5;
    00964         d.width += padding.width + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
    00965         d.height += padding.height + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
    00966         *size = maxdim(*size, d);
    00967         break;
    00968       }
    00969       case TDW_BOTTOM_TEXT: {
    00970         SetDParam(0, 1000000000); // 10^9
    00971         Dimension d = GetStringBoundingBox(STR_TOWN_POPULATION);
    00972         d.width += padding.width;
    00973         d.height += padding.height;
    00974         *size = maxdim(*size, d);
    00975         break;
    00976       }
    00977     }
    00978   }
    00979
    00980   virtual void OnClick(Point pt, int widget, int click_count)
    00981   {
    00982     switch (widget) {
    00983       case TDW_SORTNAME: // Sort by Name ascending/descending
    00984         if (this->towns.SortType() == 0) {
    00985           this->towns.ToggleSortOrder();
    00986         } else {
    00987           this->towns.SetSortType(0);
    00988         }
    00989         this->BuildSortTownList();
    00990         this->SetDirty();
    00991         break;
    00992
    00993       case TDW_SORTPOPULATION: // Sort by Population ascending/descending
    00994         if (this->towns.SortType() == 1) {
    00995           this->towns.ToggleSortOrder();
    00996         } else {
    00997           this->towns.SetSortType(1);
    00998         }
    00999         this->BuildSortTownList();
    01000         this->SetDirty();
    01001         break;
    01002
    01003       case TDW_CENTERTOWN: { // Click on Town Matrix
    01004         uint id_v = this->vscroll->GetScrolledRowFromWidget(pt.y, this, TDW_CENTERTOWN, WD_FRAMERECT_TOP);
    01005         if (id_v >= this->towns.Length()) return; // click out of town bounds
    01006
    01007         const Town *t = this->towns[id_v];
    01008         assert(t != NULL);
    01009         if (_ctrl_pressed) {
    01010           ShowExtraViewPortWindow(t->xy);
    01011         } else {
    01012           ScrollMainWindowToTile(t->xy);
    01013         }
    01014         break;
    01015       }
    01016     }
    01017   }
    01018
    01019   virtual void OnPaint()
    01020   {
    01021     if (this->towns.NeedRebuild()) this->BuildSortTownList();
    01022     this->DrawWidgets();
    01023   }
    01024
    01025   virtual void OnHundredthTick()
    01026   {
    01027     this->BuildSortTownList();
    01028     this->SetDirty();
    01029   }
    01030
    01031   virtual void OnResize()
    01032   {
    01033     this->vscroll->SetCapacityFromWidget(this, TDW_CENTERTOWN);
    01034   }
    01035
    01041   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    01042   {
    01043     if (data == 0) {
    01044       /* This needs to be done in command-scope to enforce rebuilding before resorting invalid data */
    01045       this->towns.ForceRebuild();
    01046     } else {
    01047       this->towns.ForceResort();
    01048     }
    01049   }
    01050 };
    01051
    01052 Listing TownDirectoryWindow::last_sorting = {false, 0};
    01053 const Town *TownDirectoryWindow::last_town = NULL;
    01054
    01055 /* Available town directory sorting functions */
    01056 GUITownList::SortFunction * const TownDirectoryWindow::sorter_funcs[] = {
    01057   &TownNameSorter,
    01058   &TownPopulationSorter,
    01059 };
    01060
    01061 static const WindowDesc _town_directory_desc(
    01062   WDP_AUTO, 208, 202,
    01063   WC_TOWN_DIRECTORY, WC_NONE,
    01064   WDF_UNCLICK_BUTTONS,
    01065   _nested_town_directory_widgets, lengthof(_nested_town_directory_widgets)
    01066 );
    01067
    01068 void ShowTownDirectory()
    01069 {
    01070   if (BringWindowToFrontById(WC_TOWN_DIRECTORY, 0)) return;
    01071   new TownDirectoryWindow(&_town_directory_desc);
    01072 }
    01073
    01074 void CcFoundTown(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
    01075 {
    01076   if (result.Failed()) return;
    01077
    01078   SndPlayTileFx(SND_1F_SPLAT, tile);
    01079   if (!_settings_client.gui.persistent_buildingtools) ResetObjectToPlace();
    01080 }
    01081
    01082 void CcFoundRandomTown(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
    01083 {
    01084   if (result.Succeeded()) ScrollMainWindowToTile(Town::Get(_new_town_id)->xy);
    01085 }
    01086
    01088 enum TownScenarioEditorWidgets {
    01089   TSEW_BACKGROUND,
    01090   TSEW_NEWTOWN,
    01091   TSEW_RANDOMTOWN,
    01092   TSEW_MANYRANDOMTOWNS,
    01093   TSEW_TOWNNAME_TEXT,
    01094   TSEW_TOWNNAME_EDITBOX,
    01095   TSEW_TOWNNAME_RANDOM,
    01096   TSEW_TOWNSIZE,
    01097   TSEW_SIZE_SMALL,
    01098   TSEW_SIZE_MEDIUM,
    01099   TSEW_SIZE_LARGE,
    01100   TSEW_SIZE_RANDOM,
    01101   TSEW_CITY,
    01102   TSEW_TOWNLAYOUT,
    01103   TSEW_LAYOUT_ORIGINAL,
    01104   TSEW_LAYOUT_BETTER,
    01105   TSEW_LAYOUT_GRID2,
    01106   TSEW_LAYOUT_GRID3,
    01107   TSEW_LAYOUT_RANDOM,
    01108 };
    01109
    01110 static const NWidgetPart _nested_found_town_widgets[] = {
    01111   NWidget(NWID_HORIZONTAL),
    01112     NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
    01113     NWidget(WWT_CAPTION, COLOUR_DARK_GREEN), SetDataTip(STR_FOUND_TOWN_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    01114     NWidget(WWT_SHADEBOX, COLOUR_DARK_GREEN),
    01115     NWidget(WWT_STICKYBOX, COLOUR_DARK_GREEN),
    01116   EndContainer(),
    01117   /* Construct new town(s) buttons. */
    01118   NWidget(WWT_PANEL, COLOUR_DARK_GREEN, TSEW_BACKGROUND),
    01119     NWidget(NWID_SPACER), SetMinimalSize(0, 2),
    01120     NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_NEWTOWN), SetMinimalSize(156, 12), SetFill(1, 0),
    01121                     SetDataTip(STR_FOUND_TOWN_NEW_TOWN_BUTTON, STR_FOUND_TOWN_NEW_TOWN_TOOLTIP), SetPadding(0, 2, 1, 2),
    01122     NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_RANDOMTOWN), SetMinimalSize(156, 12), SetFill(1, 0),
    01123                     SetDataTip(STR_FOUND_TOWN_RANDOM_TOWN_BUTTON, STR_FOUND_TOWN_RANDOM_TOWN_TOOLTIP), SetPadding(0, 2, 1, 2),
    01124     NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_MANYRANDOMTOWNS), SetMinimalSize(156, 12), SetFill(1, 0),
    01125                     SetDataTip(STR_FOUND_TOWN_MANY_RANDOM_TOWNS, STR_FOUND_TOWN_RANDOM_TOWNS_TOOLTIP), SetPadding(0, 2, 0, 2),
    01126     /* Town name selection. */
    01127     NWidget(WWT_LABEL, COLOUR_DARK_GREEN, TSEW_TOWNSIZE), SetMinimalSize(156, 14), SetPadding(0, 2, 0, 2), SetDataTip(STR_FOUND_TOWN_NAME_TITLE, STR_NULL),
    01128     NWidget(WWT_EDITBOX, COLOUR_WHITE, TSEW_TOWNNAME_EDITBOX), SetMinimalSize(156, 12), SetPadding(0, 2, 3, 2),
    01129                     SetDataTip(STR_FOUND_TOWN_NAME_EDITOR_TITLE, STR_FOUND_TOWN_NAME_EDITOR_HELP),
    01130     NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_TOWNNAME_RANDOM), SetMinimalSize(78, 12), SetPadding(0, 2, 0, 2), SetFill(1, 0),
    01131                     SetDataTip(STR_FOUND_TOWN_NAME_RANDOM_BUTTON, STR_FOUND_TOWN_NAME_RANDOM_TOOLTIP),
    01132     /* Town size selection. */
    01133     NWidget(NWID_HORIZONTAL), SetPIP(2, 0, 2),
    01134       NWidget(NWID_SPACER), SetFill(1, 0),
    01135       NWidget(WWT_LABEL, COLOUR_DARK_GREEN, TSEW_TOWNSIZE), SetMinimalSize(148, 14), SetDataTip(STR_FOUND_TOWN_INITIAL_SIZE_TITLE, STR_NULL),
    01136       NWidget(NWID_SPACER), SetFill(1, 0),
    01137     EndContainer(),
    01138     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(2, 0, 2),
    01139       NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_SIZE_SMALL), SetMinimalSize(78, 12), SetFill(1, 0),
    01140                     SetDataTip(STR_FOUND_TOWN_INITIAL_SIZE_SMALL_BUTTON, STR_FOUND_TOWN_INITIAL_SIZE_TOOLTIP),
    01141       NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_SIZE_MEDIUM), SetMinimalSize(78, 12), SetFill(1, 0),
    01142                     SetDataTip(STR_FOUND_TOWN_INITIAL_SIZE_MEDIUM_BUTTON, STR_FOUND_TOWN_INITIAL_SIZE_TOOLTIP),
    01143     EndContainer(),
    01144     NWidget(NWID_SPACER), SetMinimalSize(0, 1),
    01145     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(2, 0, 2),
    01146       NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_SIZE_LARGE), SetMinimalSize(78, 12), SetFill(1, 0),
    01147                     SetDataTip(STR_FOUND_TOWN_INITIAL_SIZE_LARGE_BUTTON, STR_FOUND_TOWN_INITIAL_SIZE_TOOLTIP),
    01148       NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_SIZE_RANDOM), SetMinimalSize(78, 12), SetFill(1, 0),
    01149                     SetDataTip(STR_FOUND_TOWN_SIZE_RANDOM, STR_FOUND_TOWN_INITIAL_SIZE_TOOLTIP),
    01150     EndContainer(),
    01151     NWidget(NWID_SPACER), SetMinimalSize(0, 3),
    01152     NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_CITY), SetPadding(0, 2, 0, 2), SetMinimalSize(156, 12), SetFill(1, 0),
    01153                     SetDataTip(STR_FOUND_TOWN_CITY, STR_FOUND_TOWN_CITY_TOOLTIP), SetFill(1, 0),
    01154     /* Town roads selection. */
    01155     NWidget(NWID_HORIZONTAL), SetPIP(2, 0, 2),
    01156       NWidget(NWID_SPACER), SetFill(1, 0),
    01157       NWidget(WWT_LABEL, COLOUR_DARK_GREEN, TSEW_TOWNLAYOUT), SetMinimalSize(148, 14), SetDataTip(STR_FOUND_TOWN_ROAD_LAYOUT, STR_NULL),
    01158       NWidget(NWID_SPACER), SetFill(1, 0),
    01159     EndContainer(),
    01160     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(2, 0, 2),
    01161       NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_LAYOUT_ORIGINAL), SetMinimalSize(78, 12), SetFill(1, 0), SetDataTip(STR_FOUND_TOWN_SELECT_LAYOUT_ORIGINAL, STR_FOUND_TOWN_SELECT_TOWN_ROAD_LAYOUT),
    01162       NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_LAYOUT_BETTER), SetMinimalSize(78, 12), SetFill(1, 0), SetDataTip(STR_FOUND_TOWN_SELECT_LAYOUT_BETTER_ROADS, STR_FOUND_TOWN_SELECT_TOWN_ROAD_LAYOUT),
    01163     EndContainer(),
    01164     NWidget(NWID_SPACER), SetMinimalSize(0, 1),
    01165     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(2, 0, 2),
    01166       NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_LAYOUT_GRID2), SetMinimalSize(78, 12), SetFill(1, 0), SetDataTip(STR_FOUND_TOWN_SELECT_LAYOUT_2X2_GRID, STR_FOUND_TOWN_SELECT_TOWN_ROAD_LAYOUT),
    01167       NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_LAYOUT_GRID3), SetMinimalSize(78, 12), SetFill(1, 0), SetDataTip(STR_FOUND_TOWN_SELECT_LAYOUT_3X3_GRID, STR_FOUND_TOWN_SELECT_TOWN_ROAD_LAYOUT),
    01168     EndContainer(),
    01169     NWidget(NWID_SPACER), SetMinimalSize(0, 1),
    01170     NWidget(WWT_TEXTBTN, COLOUR_GREY, TSEW_LAYOUT_RANDOM), SetPadding(0, 2, 0, 2), SetMinimalSize(0, 12), SetFill(1, 0),
    01171                     SetDataTip(STR_FOUND_TOWN_SELECT_LAYOUT_RANDOM, STR_FOUND_TOWN_SELECT_TOWN_ROAD_LAYOUT), SetFill(1, 0),
    01172     NWidget(NWID_SPACER), SetMinimalSize(0, 2),
    01173   EndContainer(),
    01174 };
    01175
    01177 struct FoundTownWindow : QueryStringBaseWindow {
    01178 private:
    01179   TownSize town_size;
    01180   TownLayout town_layout;
    01181   bool city;
    01182   bool townnamevalid;
    01183   uint32 townnameparts;
    01184   TownNameParams params;
    01185
    01186 public:
    01187   FoundTownWindow(const WindowDesc *desc, WindowNumber window_number) :
    01188       QueryStringBaseWindow(MAX_LENGTH_TOWN_NAME_CHARS * MAX_CHAR_LENGTH, MAX_LENGTH_TOWN_NAME_CHARS),
    01189       town_size(TSZ_MEDIUM),
    01190       town_layout(_settings_game.economy.town_layout),
    01191       params(_settings_game.game_creation.town_name)
    01192   {
    01193     this->InitNested(desc, window_number);
    01194     InitializeTextBuffer(&this->text, this->edit_str_buf, this->edit_str_size, this->max_chars);
    01195     this->RandomTownName();
    01196     this->UpdateButtons(true);
    01197   }
    01198
    01199   void RandomTownName()
    01200   {
    01201     this->townnamevalid = GenerateTownName(&this->townnameparts);
    01202
    01203     if (!this->townnamevalid) {
    01204       this->edit_str_buf[0] = '\0';
    01205     } else {
    01206       GetTownName(this->edit_str_buf, &this->params, this->townnameparts, &this->edit_str_buf[this->edit_str_size - 1]);
    01207     }
    01208     UpdateTextBufferSize(&this->text);
    01209     UpdateOSKOriginalText(this, TSEW_TOWNNAME_EDITBOX);
    01210
    01211     this->SetWidgetDirty(TSEW_TOWNNAME_EDITBOX);
    01212   }
    01213
    01214   void UpdateButtons(bool check_availability)
    01215   {
    01216     if (check_availability && _game_mode != GM_EDITOR) {
    01217       this->SetWidgetsDisabledState(true, TSEW_RANDOMTOWN, TSEW_MANYRANDOMTOWNS, TSEW_SIZE_LARGE, WIDGET_LIST_END);
    01218       this->SetWidgetsDisabledState(_settings_game.economy.found_town != TF_CUSTOM_LAYOUT,
    01219           TSEW_LAYOUT_ORIGINAL, TSEW_LAYOUT_BETTER, TSEW_LAYOUT_GRID2, TSEW_LAYOUT_GRID3, TSEW_LAYOUT_RANDOM, WIDGET_LIST_END);
    01220       if (_settings_game.economy.found_town != TF_CUSTOM_LAYOUT) town_layout = _settings_game.economy.town_layout;
    01221     }
    01222
    01223     for (int i = TSEW_SIZE_SMALL; i <= TSEW_SIZE_RANDOM; i++) {
    01224       this->SetWidgetLoweredState(i, i == TSEW_SIZE_SMALL + this->town_size);
    01225     }
    01226
    01227     this->SetWidgetLoweredState(TSEW_CITY, this->city);
    01228
    01229     for (int i = TSEW_LAYOUT_ORIGINAL; i <= TSEW_LAYOUT_RANDOM; i++) {
    01230       this->SetWidgetLoweredState(i, i == TSEW_LAYOUT_ORIGINAL + this->town_layout);
    01231     }
    01232
    01233     this->SetDirty();
    01234   }
    01235
    01236   void ExecuteFoundTownCommand(TileIndex tile, bool random, StringID errstr, CommandCallback cc)
    01237   {
    01238     const char *name = NULL;
    01239
    01240     if (!this->townnamevalid) {
    01241       name = this->edit_str_buf;
    01242     } else {
    01243       /* If user changed the name, send it */
    01244       char buf[MAX_LENGTH_TOWN_NAME_CHARS * MAX_CHAR_LENGTH];
    01245       GetTownName(buf, &this->params, this->townnameparts, lastof(buf));
    01246       if (strcmp(buf, this->edit_str_buf) != 0) name = this->edit_str_buf;
    01247     }
    01248
    01249     bool success = DoCommandP(tile, this->town_size | this->city << 2 | this->town_layout << 3 | random << 6,
    01250         townnameparts, CMD_FOUND_TOWN | CMD_MSG(errstr), cc, name);
    01251
    01252     if (success) this->RandomTownName();
    01253   }
    01254
    01255   virtual void OnPaint()
    01256   {
    01257     this->DrawWidgets();
    01258     if (!this->IsShaded()) this->DrawEditBox(TSEW_TOWNNAME_EDITBOX);
    01259   }
    01260
    01261   virtual void OnClick(Point pt, int widget, int click_count)
    01262   {
    01263     switch (widget) {
    01264       case TSEW_NEWTOWN:
    01265         HandlePlacePushButton(this, TSEW_NEWTOWN, SPR_CURSOR_TOWN, HT_RECT);
    01266         break;
    01267
    01268       case TSEW_RANDOMTOWN:
    01269         this->HandleButtonClick(TSEW_RANDOMTOWN);
    01270         this->ExecuteFoundTownCommand(0, true, STR_ERROR_CAN_T_GENERATE_TOWN, CcFoundRandomTown);
    01271         break;
    01272
    01273       case TSEW_TOWNNAME_RANDOM:
    01274         this->RandomTownName();
    01275         this->SetFocusedWidget(TSEW_TOWNNAME_EDITBOX);
    01276         break;
    01277
    01278       case TSEW_MANYRANDOMTOWNS:
    01279         this->HandleButtonClick(TSEW_MANYRANDOMTOWNS);
    01280
    01281         _generating_world = true;
    01282         UpdateNearestTownForRoadTiles(true);
    01283         if (!GenerateTowns(this->town_layout)) {
    01284           ShowErrorMessage(STR_ERROR_CAN_T_GENERATE_TOWN, STR_ERROR_NO_SPACE_FOR_TOWN, WL_INFO);
    01285         }
    01286         UpdateNearestTownForRoadTiles(false);
    01287         _generating_world = false;
    01288         break;
    01289
    01290       case TSEW_SIZE_SMALL: case TSEW_SIZE_MEDIUM: case TSEW_SIZE_LARGE: case TSEW_SIZE_RANDOM:
    01291         this->town_size = (TownSize)(widget - TSEW_SIZE_SMALL);
    01292         this->UpdateButtons(false);
    01293         break;
    01294
    01295       case TSEW_CITY:
    01296         this->city ^= true;
    01297         this->SetWidgetLoweredState(TSEW_CITY, this->city);
    01298         this->SetDirty();
    01299         break;
    01300
    01301       case TSEW_LAYOUT_ORIGINAL: case TSEW_LAYOUT_BETTER: case TSEW_LAYOUT_GRID2:
    01302       case TSEW_LAYOUT_GRID3: case TSEW_LAYOUT_RANDOM:
    01303         this->town_layout = (TownLayout)(widget - TSEW_LAYOUT_ORIGINAL);
    01304         this->UpdateButtons(false);
    01305         break;
    01306     }
    01307   }
    01308
    01309   virtual void OnTimeout()
    01310   {
    01311     this->RaiseWidget(TSEW_RANDOMTOWN);
    01312     this->RaiseWidget(TSEW_MANYRANDOMTOWNS);
    01313     this->SetDirty();
    01314   }
    01315
    01316   virtual void OnMouseLoop()
    01317   {
    01318     this->HandleEditBox(TSEW_TOWNNAME_EDITBOX);
    01319   }
    01320
    01321   virtual EventState OnKeyPress(uint16 key, uint16 keycode)
    01322   {
    01323     EventState state = ES_NOT_HANDLED;
    01324     if (this->HandleEditBoxKey(TSEW_TOWNNAME_EDITBOX, key, keycode, state) == HEBR_CANCEL) {
    01325       this->UnfocusFocusedWidget();
    01326     }
    01327     return state;
    01328   }
    01329
    01330   virtual void OnPlaceObject(Point pt, TileIndex tile)
    01331   {
    01332     this->ExecuteFoundTownCommand(tile, false, STR_ERROR_CAN_T_FOUND_TOWN_HERE, CcFoundTown);
    01333   }
    01334
    01335   virtual void OnPlaceObjectAbort()
    01336   {
    01337     this->RaiseButtons();
    01338     this->UpdateButtons(false);
    01339   }
    01340
    01346   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    01347   {
    01348     if (!gui_scope) return;
    01349     this->UpdateButtons(true);
    01350   }
    01351 };
    01352
    01353 static const WindowDesc _found_town_desc(
    01354   WDP_AUTO, 160, 162,
    01355   WC_FOUND_TOWN, WC_NONE,
    01356   WDF_CONSTRUCTION,
    01357   _nested_found_town_widgets, lengthof(_nested_found_town_widgets)
    01358 );
    01359
    01360 void ShowFoundTownWindow()
    01361 {
    01362   if (_game_mode != GM_EDITOR && !Company::IsValidID(_local_company)) return;
    01363   AllocateWindowDescFront<FoundTownWindow>(&_found_town_desc, 0);
    01364 }