settingentry_gui.cpp

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/*
 * This file is part of OpenTTD.
 * 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.
 * 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.
 * 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/>.
 */
 
#include "stdafx.h"
#include "company_base.h"
#include "company_func.h"
#include "settingentry_gui.h"
#include "settings_gui.h"
#include "settings_internal.h"
#include "stringfilter_type.h"
#include "strings_func.h"
 
#include "table/sprites.h"
#include "table/strings.h"
 
#include "safeguards.h"
 
 
/* == BaseSettingEntry methods == */
 
void BaseSettingEntry::Init(uint8_t level)
{
  this->level = level;
}
 
bool BaseSettingEntry::IsVisible(const BaseSettingEntry *item) const
{
  if (this->IsFiltered()) return false;
  return this == item;
}
 
BaseSettingEntry *BaseSettingEntry::FindEntry(uint row_num, uint *cur_row)
{
  if (this->IsFiltered()) return nullptr;
  if (row_num == *cur_row) return this;
  (*cur_row)++;
  return nullptr;
}
 
uint BaseSettingEntry::Draw(GameSettings *settings_ptr, int left, int right, int y, uint first_row, uint max_row, BaseSettingEntry *selected, uint cur_row, uint parent_last) const
{
  if (this->IsFiltered()) return cur_row;
  if (cur_row >= max_row) return cur_row;
 
  bool rtl = _current_text_dir == TD_RTL;
  int offset = (rtl ? -(int)_setting_circle_size.width : (int)_setting_circle_size.width) / 2;
  int level_width = rtl ? -WidgetDimensions::scaled.hsep_indent : WidgetDimensions::scaled.hsep_indent;
 
  int x = rtl ? right : left;
  if (cur_row >= first_row) {
    int colour = GetColourGradient(COLOUR_ORANGE, SHADE_NORMAL);
    y += (cur_row - first_row) * SETTING_HEIGHT; // Compute correct y start position
 
    /* Draw vertical for parent nesting levels */
    for (uint lvl = 0; lvl < this->level; lvl++) {
      if (!HasBit(parent_last, lvl)) GfxDrawLine(x + offset, y, x + offset, y + SETTING_HEIGHT - 1, colour);
      x += level_width;
    }
    /* draw own |- prefix */
    int halfway_y = y + SETTING_HEIGHT / 2;
    int bottom_y = flags.Test(SettingEntryFlag::LastField) ? halfway_y : y + SETTING_HEIGHT - 1;
    GfxDrawLine(x + offset, y, x + offset, bottom_y, colour);
    /* Small horizontal line from the last vertical line */
    GfxDrawLine(x + offset, halfway_y, x + level_width - (rtl ? -WidgetDimensions::scaled.hsep_normal : WidgetDimensions::scaled.hsep_normal), halfway_y, colour);
    x += level_width;
 
    this->DrawSetting(settings_ptr, rtl ? left : x, rtl ? x : right, y, this == selected);
  }
  cur_row++;
 
  return cur_row;
}
 
/* == SettingEntry methods == */
 
SettingEntry::SettingEntry(const char *name)
{
  this->name = name;
  this->setting = nullptr;
}
 
void SettingEntry::Init(uint8_t level)
{
  BaseSettingEntry::Init(level);
  this->setting = GetSettingFromName(this->name)->AsIntSetting();
}
 
/* Sets the given setting entry to its default value */
void SettingEntry::ResetAll()
{
  SetSettingValue(this->setting, this->setting->GetDefaultValue());
}
 
void SettingEntry::SetButtons(SettingEntryFlags new_val)
{
  assert((new_val & SEF_BUTTONS_MASK) == new_val); // Should not touch any flags outside the buttons
  this->flags.Set(SettingEntryFlag::LeftDepressed, new_val.Test(SettingEntryFlag::LeftDepressed));
  this->flags.Set(SettingEntryFlag::RightDepressed, new_val.Test(SettingEntryFlag::RightDepressed));
}
 
uint SettingEntry::Length() const
{
  return this->IsFiltered() ? 0 : 1;
}
 
uint SettingEntry::GetMaxHelpHeight(int maxw)
{
  return GetStringHeight(this->setting->GetHelp(), maxw);
}
 
bool SettingEntry::IsVisibleByRestrictionMode(RestrictionMode mode) const
{
  /* There shall not be any restriction, i.e. all settings shall be visible. */
  if (mode == RM_ALL) return true;
 
  const IntSettingDesc *sd = this->setting;
 
  if (mode == RM_BASIC) return (this->setting->cat & SC_BASIC_LIST) != 0;
  if (mode == RM_ADVANCED) return (this->setting->cat & SC_ADVANCED_LIST) != 0;
 
  /* Read the current value. */
  const void *object = ResolveObject(&GetGameSettings(), sd);
  int64_t current_value = sd->Read(object);
  int64_t filter_value;
 
  if (mode == RM_CHANGED_AGAINST_DEFAULT) {
    /* This entry shall only be visible, if the value deviates from its default value. */
 
    /* Read the default value. */
    filter_value = sd->GetDefaultValue();
  } else {
    assert(mode == RM_CHANGED_AGAINST_NEW);
    /* This entry shall only be visible, if the value deviates from
     * its value is used when starting a new game. */
 
    /* Make sure we're not comparing the new game settings against itself. */
    assert(&GetGameSettings() != &_settings_newgame);
 
    /* Read the new game's value. */
    filter_value = sd->Read(ResolveObject(&_settings_newgame, sd));
  }
 
  return current_value != filter_value;
}
 
bool SettingEntry::UpdateFilterState(SettingFilter &filter, bool force_visible)
{
  this->flags.Reset(SettingEntryFlag::Filtered);
 
  bool visible = true;
 
  const IntSettingDesc *sd = this->setting;
  if (!force_visible && !filter.string.IsEmpty()) {
    /* Process the search text filter for this item. */
    filter.string.ResetState();
 
    filter.string.AddLine(GetString(sd->GetTitle(), STR_EMPTY));
    filter.string.AddLine(GetString(sd->GetHelp()));
 
    visible = filter.string.GetState();
  }
 
  if (visible) {
    if (filter.type != ST_ALL && sd->GetType() != filter.type) {
      filter.type_hides = true;
      visible = false;
    }
    if (!this->IsVisibleByRestrictionMode(filter.mode)) {
      while (filter.min_cat < RM_ALL && (filter.min_cat == filter.mode || !this->IsVisibleByRestrictionMode(filter.min_cat))) filter.min_cat++;
      visible = false;
    }
  }
 
  if (!visible) this->flags.Set(SettingEntryFlag::Filtered);
  return visible;
}
 
const void *ResolveObject(const GameSettings *settings_ptr, const IntSettingDesc *sd)
{
  if (sd->flags.Test(SettingFlag::PerCompany)) {
    if (Company::IsValidID(_local_company) && _game_mode != GM_MENU) {
      return &Company::Get(_local_company)->settings;
    }
    return &_settings_client.company;
  }
  return settings_ptr;
}
 
void SettingEntry::DrawSetting(GameSettings *settings_ptr, int left, int right, int y, bool highlight) const
{
  const IntSettingDesc *sd = this->setting;
  int state = (this->flags & SEF_BUTTONS_MASK).base();
 
  bool rtl = _current_text_dir == TD_RTL;
  uint buttons_left = rtl ? right + 1 - SETTING_BUTTON_WIDTH : left;
  uint text_left  = left + (rtl ? 0 : SETTING_BUTTON_WIDTH + WidgetDimensions::scaled.hsep_wide);
  uint text_right = right - (rtl ? SETTING_BUTTON_WIDTH + WidgetDimensions::scaled.hsep_wide : 0);
  uint button_y = y + (SETTING_HEIGHT - SETTING_BUTTON_HEIGHT) / 2;
 
  /* We do not allow changes of some items when we are a client in a networkgame */
  bool editable = sd->IsEditable();
 
  auto [min_val, max_val] = sd->GetRange();
  int32_t value = sd->Read(ResolveObject(settings_ptr, sd));
  if (sd->IsBoolSetting()) {
    /* Draw checkbox for boolean-value either on/off */
    DrawBoolButton(buttons_left, button_y, value != 0, editable);
  } else if (sd->flags.Test(SettingFlag::GuiDropdown)) {
    /* Draw [v] button for settings of an enum-type */
    DrawDropDownButton(buttons_left, button_y, COLOUR_YELLOW, state != 0, editable);
  } else {
    /* Draw [<][>] boxes for settings of an integer-type */
    DrawArrowButtons(buttons_left, button_y, COLOUR_YELLOW, state,
        editable && value != (sd->flags.Test(SettingFlag::GuiZeroIsSpecial) ? 0 : min_val), editable && static_cast<uint32_t>(value) != max_val);
  }
  auto [param1, param2] = sd->GetValueParams(value);
  DrawString(text_left, text_right, y + (SETTING_HEIGHT - GetCharacterHeight(FS_NORMAL)) / 2, GetString(sd->GetTitle(), STR_CONFIG_SETTING_VALUE, param1, param2), highlight ? TC_WHITE : TC_LIGHT_BLUE);
}
 
/* == SettingsContainer methods == */
 
void SettingsContainer::Init(uint8_t level)
{
  for (auto &it : this->entries) {
    it->Init(level);
  }
}
 
void SettingsContainer::ResetAll()
{
  for (auto settings_entry : this->entries) {
    settings_entry->ResetAll();
  }
}
 
void SettingsContainer::FoldAll()
{
  for (auto &it : this->entries) {
    it->FoldAll();
  }
}
 
void SettingsContainer::UnFoldAll()
{
  for (auto &it : this->entries) {
    it->UnFoldAll();
  }
}
 
void SettingsContainer::GetFoldingState(bool &all_folded, bool &all_unfolded) const
{
  for (auto &it : this->entries) {
    it->GetFoldingState(all_folded, all_unfolded);
  }
}
 
bool SettingsContainer::UpdateFilterState(SettingFilter &filter, bool force_visible)
{
  bool visible = false;
  bool first_visible = true;
  for (EntryVector::reverse_iterator it = this->entries.rbegin(); it != this->entries.rend(); ++it) {
    visible |= (*it)->UpdateFilterState(filter, force_visible);
    (*it)->SetLastField(first_visible);
    if (visible && first_visible) first_visible = false;
  }
  return visible;
}
 
 
bool SettingsContainer::IsVisible(const BaseSettingEntry *item) const
{
  for (const auto &it : this->entries) {
    if (it->IsVisible(item)) return true;
  }
  return false;
}
 
uint SettingsContainer::Length() const
{
  uint length = 0;
  for (const auto &it : this->entries) {
    length += it->Length();
  }
  return length;
}
 
BaseSettingEntry *SettingsContainer::FindEntry(uint row_num, uint *cur_row)
{
  BaseSettingEntry *pe = nullptr;
  for (const auto &it : this->entries) {
    pe = it->FindEntry(row_num, cur_row);
    if (pe != nullptr) {
      break;
    }
  }
  return pe;
}
 
uint SettingsContainer::GetMaxHelpHeight(int maxw)
{
  uint biggest = 0;
  for (const auto &it : this->entries) {
    biggest = std::max(biggest, it->GetMaxHelpHeight(maxw));
  }
  return biggest;
}
 
 
uint SettingsContainer::Draw(GameSettings *settings_ptr, int left, int right, int y, uint first_row, uint max_row, BaseSettingEntry *selected, uint cur_row, uint parent_last) const
{
  for (const auto &it : this->entries) {
    cur_row = it->Draw(settings_ptr, left, right, y, first_row, max_row, selected, cur_row, parent_last);
    if (cur_row >= max_row) break;
  }
  return cur_row;
}
 
/* == SettingsPage methods == */
 
SettingsPage::SettingsPage(StringID title)
{
  this->title = title;
  this->folded = true;
}
 
void SettingsPage::Init(uint8_t level)
{
  BaseSettingEntry::Init(level);
  SettingsContainer::Init(level + 1);
}
 
void SettingsPage::ResetAll()
{
  for (auto settings_entry : this->entries) {
    settings_entry->ResetAll();
  }
}
 
void SettingsPage::FoldAll()
{
  if (this->IsFiltered()) return;
  this->folded = true;
 
  SettingsContainer::FoldAll();
}
 
void SettingsPage::UnFoldAll()
{
  if (this->IsFiltered()) return;
  this->folded = false;
 
  SettingsContainer::UnFoldAll();
}
 
void SettingsPage::GetFoldingState(bool &all_folded, bool &all_unfolded) const
{
  if (this->IsFiltered()) return;
 
  if (this->folded) {
    all_unfolded = false;
  } else {
    all_folded = false;
  }
 
  SettingsContainer::GetFoldingState(all_folded, all_unfolded);
}
 
bool SettingsPage::UpdateFilterState(SettingFilter &filter, bool force_visible)
{
  if (!force_visible && !filter.string.IsEmpty()) {
    filter.string.ResetState();
    filter.string.AddLine(GetString(this->title));
    force_visible = filter.string.GetState();
  }
 
  bool visible = SettingsContainer::UpdateFilterState(filter, force_visible);
  this->flags.Set(SettingEntryFlag::Filtered, !visible);
  return visible;
}
 
bool SettingsPage::IsVisible(const BaseSettingEntry *item) const
{
  if (this->IsFiltered()) return false;
  if (this == item) return true;
  if (this->folded) return false;
 
  return SettingsContainer::IsVisible(item);
}
 
uint SettingsPage::Length() const
{
  if (this->IsFiltered()) return 0;
  if (this->folded) return 1; // Only displaying the title
 
  return 1 + SettingsContainer::Length();
}
 
BaseSettingEntry *SettingsPage::FindEntry(uint row_num, uint *cur_row)
{
  if (this->IsFiltered()) return nullptr;
  if (row_num == *cur_row) return this;
  (*cur_row)++;
  if (this->folded) return nullptr;
 
  return SettingsContainer::FindEntry(row_num, cur_row);
}
 
uint SettingsPage::Draw(GameSettings *settings_ptr, int left, int right, int y, uint first_row, uint max_row, BaseSettingEntry *selected, uint cur_row, uint parent_last) const
{
  if (this->IsFiltered()) return cur_row;
  if (cur_row >= max_row) return cur_row;
 
  cur_row = BaseSettingEntry::Draw(settings_ptr, left, right, y, first_row, max_row, selected, cur_row, parent_last);
 
  if (!this->folded) {
    if (this->flags.Test(SettingEntryFlag::LastField)) {
      assert(this->level < 8 * sizeof(parent_last));
      SetBit(parent_last, this->level); // Add own last-field state
    }
 
    cur_row = SettingsContainer::Draw(settings_ptr, left, right, y, first_row, max_row, selected, cur_row, parent_last);
  }
 
  return cur_row;
}
 
void SettingsPage::DrawSetting(GameSettings *, int left, int right, int y, bool) const
{
  bool rtl = _current_text_dir == TD_RTL;
  DrawSprite((this->folded ? SPR_CIRCLE_FOLDED : SPR_CIRCLE_UNFOLDED), PAL_NONE, rtl ? right - _setting_circle_size.width : left, y + (SETTING_HEIGHT - _setting_circle_size.height) / 2);
  DrawString(rtl ? left : left + _setting_circle_size.width + WidgetDimensions::scaled.hsep_normal, rtl ? right - _setting_circle_size.width - WidgetDimensions::scaled.hsep_normal : right, y + (SETTING_HEIGHT - GetCharacterHeight(FS_NORMAL)) / 2, this->title, TC_ORANGE);
}
 
SettingsContainer &GetSettingsTree()
{
  static SettingsContainer *main = nullptr;
 
  if (main == nullptr)
  {
    /* Build up the dynamic settings-array only once per OpenTTD session */
    main = new SettingsContainer();
 
    SettingsPage *localisation = main->Add(new SettingsPage(STR_CONFIG_SETTING_LOCALISATION));
    {
      localisation->Add(new SettingEntry("locale.units_velocity"));
      localisation->Add(new SettingEntry("locale.units_velocity_nautical"));
      localisation->Add(new SettingEntry("locale.units_power"));
      localisation->Add(new SettingEntry("locale.units_weight"));
      localisation->Add(new SettingEntry("locale.units_volume"));
      localisation->Add(new SettingEntry("locale.units_force"));
      localisation->Add(new SettingEntry("locale.units_height"));
      localisation->Add(new SettingEntry("gui.date_format_in_default_names"));
    }
 
    SettingsPage *graphics = main->Add(new SettingsPage(STR_CONFIG_SETTING_GRAPHICS));
    {
      graphics->Add(new SettingEntry("gui.zoom_min"));
      graphics->Add(new SettingEntry("gui.zoom_max"));
      graphics->Add(new SettingEntry("gui.sprite_zoom_min"));
      graphics->Add(new SettingEntry("gui.smallmap_land_colour"));
      graphics->Add(new SettingEntry("gui.linkgraph_colours"));
      graphics->Add(new SettingEntry("gui.graph_line_thickness"));
    }
 
    SettingsPage *sound = main->Add(new SettingsPage(STR_CONFIG_SETTING_SOUND));
    {
      sound->Add(new SettingEntry("sound.click_beep"));
      sound->Add(new SettingEntry("sound.confirm"));
      sound->Add(new SettingEntry("sound.news_ticker"));
      sound->Add(new SettingEntry("sound.news_full"));
      sound->Add(new SettingEntry("sound.new_year"));
      sound->Add(new SettingEntry("sound.disaster"));
      sound->Add(new SettingEntry("sound.vehicle"));
      sound->Add(new SettingEntry("sound.ambient"));
    }
 
    SettingsPage *interface = main->Add(new SettingsPage(STR_CONFIG_SETTING_INTERFACE));
    {
      SettingsPage *general = interface->Add(new SettingsPage(STR_CONFIG_SETTING_INTERFACE_GENERAL));
      {
        general->Add(new SettingEntry("gui.osk_activation"));
        general->Add(new SettingEntry("gui.hover_delay_ms"));
        general->Add(new SettingEntry("gui.errmsg_duration"));
        general->Add(new SettingEntry("gui.window_snap_radius"));
        general->Add(new SettingEntry("gui.window_soft_limit"));
        general->Add(new SettingEntry("gui.right_click_wnd_close"));
      }
 
      SettingsPage *viewports = interface->Add(new SettingsPage(STR_CONFIG_SETTING_INTERFACE_VIEWPORTS));
      {
        viewports->Add(new SettingEntry("gui.auto_scrolling"));
        viewports->Add(new SettingEntry("gui.scroll_mode"));
        viewports->Add(new SettingEntry("gui.smooth_scroll"));
        /* While the horizontal scrollwheel scrolling is written as general code, only
         *  the cocoa (OSX) driver generates input for it.
         *  Since it's also able to completely disable the scrollwheel will we display it on all platforms anyway */
        viewports->Add(new SettingEntry("gui.scrollwheel_scrolling"));
        viewports->Add(new SettingEntry("gui.scrollwheel_multiplier"));
#ifdef __APPLE__
        /* We might need to emulate a right mouse button on mac */
        viewports->Add(new SettingEntry("gui.right_mouse_btn_emulation"));
#endif
        viewports->Add(new SettingEntry("gui.population_in_label"));
        viewports->Add(new SettingEntry("gui.liveries"));
        viewports->Add(new SettingEntry("construction.train_signal_side"));
        viewports->Add(new SettingEntry("gui.measure_tooltip"));
        viewports->Add(new SettingEntry("gui.loading_indicators"));
        viewports->Add(new SettingEntry("gui.show_track_reservation"));
      }
 
      SettingsPage *construction = interface->Add(new SettingsPage(STR_CONFIG_SETTING_INTERFACE_CONSTRUCTION));
      {
        construction->Add(new SettingEntry("gui.link_terraform_toolbar"));
        construction->Add(new SettingEntry("gui.persistent_buildingtools"));
        construction->Add(new SettingEntry("gui.default_rail_type"));
        construction->Add(new SettingEntry("gui.semaphore_build_before"));
        construction->Add(new SettingEntry("gui.signal_gui_mode"));
        construction->Add(new SettingEntry("gui.cycle_signal_types"));
        construction->Add(new SettingEntry("gui.drag_signals_fixed_distance"));
        construction->Add(new SettingEntry("gui.auto_remove_signals"));
      }
 
      interface->Add(new SettingEntry("gui.toolbar_pos"));
      interface->Add(new SettingEntry("gui.statusbar_pos"));
      interface->Add(new SettingEntry("gui.prefer_teamchat"));
      interface->Add(new SettingEntry("gui.advanced_vehicle_list"));
      interface->Add(new SettingEntry("gui.timetable_mode"));
      interface->Add(new SettingEntry("gui.timetable_arrival_departure"));
      interface->Add(new SettingEntry("gui.show_newgrf_name"));
      interface->Add(new SettingEntry("gui.show_cargo_in_vehicle_lists"));
    }
 
    SettingsPage *advisors = main->Add(new SettingsPage(STR_CONFIG_SETTING_ADVISORS));
    {
      advisors->Add(new SettingEntry("gui.coloured_news_year"));
      advisors->Add(new SettingEntry("news_display.general"));
      advisors->Add(new SettingEntry("news_display.new_vehicles"));
      advisors->Add(new SettingEntry("news_display.accident"));
      advisors->Add(new SettingEntry("news_display.accident_other"));
      advisors->Add(new SettingEntry("news_display.company_info"));
      advisors->Add(new SettingEntry("news_display.acceptance"));
      advisors->Add(new SettingEntry("news_display.arrival_player"));
      advisors->Add(new SettingEntry("news_display.arrival_other"));
      advisors->Add(new SettingEntry("news_display.advice"));
      advisors->Add(new SettingEntry("gui.order_review_system"));
      advisors->Add(new SettingEntry("gui.vehicle_income_warn"));
      advisors->Add(new SettingEntry("gui.lost_vehicle_warn"));
      advisors->Add(new SettingEntry("gui.old_vehicle_warn"));
      advisors->Add(new SettingEntry("gui.show_finances"));
      advisors->Add(new SettingEntry("news_display.economy"));
      advisors->Add(new SettingEntry("news_display.subsidies"));
      advisors->Add(new SettingEntry("news_display.open"));
      advisors->Add(new SettingEntry("news_display.close"));
      advisors->Add(new SettingEntry("news_display.production_player"));
      advisors->Add(new SettingEntry("news_display.production_other"));
      advisors->Add(new SettingEntry("news_display.production_nobody"));
    }
 
    SettingsPage *company = main->Add(new SettingsPage(STR_CONFIG_SETTING_COMPANY));
    {
      company->Add(new SettingEntry("gui.starting_colour"));
      company->Add(new SettingEntry("gui.starting_colour_secondary"));
      company->Add(new SettingEntry("company.engine_renew"));
      company->Add(new SettingEntry("company.engine_renew_months"));
      company->Add(new SettingEntry("company.engine_renew_money"));
      company->Add(new SettingEntry("vehicle.servint_ispercent"));
      company->Add(new SettingEntry("vehicle.servint_trains"));
      company->Add(new SettingEntry("vehicle.servint_roadveh"));
      company->Add(new SettingEntry("vehicle.servint_ships"));
      company->Add(new SettingEntry("vehicle.servint_aircraft"));
    }
 
    SettingsPage *accounting = main->Add(new SettingsPage(STR_CONFIG_SETTING_ACCOUNTING));
    {
      accounting->Add(new SettingEntry("difficulty.infinite_money"));
      accounting->Add(new SettingEntry("economy.inflation"));
      accounting->Add(new SettingEntry("difficulty.initial_interest"));
      accounting->Add(new SettingEntry("difficulty.max_loan"));
      accounting->Add(new SettingEntry("difficulty.subsidy_multiplier"));
      accounting->Add(new SettingEntry("difficulty.subsidy_duration"));
      accounting->Add(new SettingEntry("economy.feeder_payment_share"));
      accounting->Add(new SettingEntry("economy.infrastructure_maintenance"));
      accounting->Add(new SettingEntry("difficulty.vehicle_costs"));
      accounting->Add(new SettingEntry("difficulty.construction_cost"));
    }
 
    SettingsPage *vehicles = main->Add(new SettingsPage(STR_CONFIG_SETTING_VEHICLES));
    {
      SettingsPage *physics = vehicles->Add(new SettingsPage(STR_CONFIG_SETTING_VEHICLES_PHYSICS));
      {
        physics->Add(new SettingEntry("vehicle.train_acceleration_model"));
        physics->Add(new SettingEntry("vehicle.train_slope_steepness"));
        physics->Add(new SettingEntry("vehicle.wagon_speed_limits"));
        physics->Add(new SettingEntry("vehicle.freight_trains"));
        physics->Add(new SettingEntry("vehicle.roadveh_acceleration_model"));
        physics->Add(new SettingEntry("vehicle.roadveh_slope_steepness"));
        physics->Add(new SettingEntry("vehicle.smoke_amount"));
        physics->Add(new SettingEntry("vehicle.plane_speed"));
      }
 
      SettingsPage *routing = vehicles->Add(new SettingsPage(STR_CONFIG_SETTING_VEHICLES_ROUTING));
      {
        routing->Add(new SettingEntry("vehicle.road_side"));
        routing->Add(new SettingEntry("difficulty.line_reverse_mode"));
        routing->Add(new SettingEntry("pf.reverse_at_signals"));
        routing->Add(new SettingEntry("pf.forbid_90_deg"));
      }
 
      SettingsPage *orders = vehicles->Add(new SettingsPage(STR_CONFIG_SETTING_VEHICLES_ORDERS));
      {
        orders->Add(new SettingEntry("gui.new_nonstop"));
        orders->Add(new SettingEntry("gui.quick_goto"));
        orders->Add(new SettingEntry("gui.stop_location"));
      }
    }
 
    SettingsPage *limitations = main->Add(new SettingsPage(STR_CONFIG_SETTING_LIMITATIONS));
    {
      limitations->Add(new SettingEntry("construction.command_pause_level"));
      limitations->Add(new SettingEntry("construction.autoslope"));
      limitations->Add(new SettingEntry("construction.extra_dynamite"));
      limitations->Add(new SettingEntry("construction.map_height_limit"));
      limitations->Add(new SettingEntry("construction.max_bridge_length"));
      limitations->Add(new SettingEntry("construction.max_bridge_height"));
      limitations->Add(new SettingEntry("construction.max_tunnel_length"));
      limitations->Add(new SettingEntry("station.never_expire_airports"));
      limitations->Add(new SettingEntry("vehicle.never_expire_vehicles"));
      limitations->Add(new SettingEntry("vehicle.max_trains"));
      limitations->Add(new SettingEntry("vehicle.max_roadveh"));
      limitations->Add(new SettingEntry("vehicle.max_aircraft"));
      limitations->Add(new SettingEntry("vehicle.max_ships"));
      limitations->Add(new SettingEntry("vehicle.max_train_length"));
      limitations->Add(new SettingEntry("station.station_spread"));
      limitations->Add(new SettingEntry("station.distant_join_stations"));
      limitations->Add(new SettingEntry("station.modified_catchment"));
      limitations->Add(new SettingEntry("construction.road_stop_on_town_road"));
      limitations->Add(new SettingEntry("construction.road_stop_on_competitor_road"));
      limitations->Add(new SettingEntry("construction.crossing_with_competitor"));
      limitations->Add(new SettingEntry("vehicle.disable_elrails"));
      limitations->Add(new SettingEntry("order.station_length_loading_penalty"));
    }
 
    SettingsPage *disasters = main->Add(new SettingsPage(STR_CONFIG_SETTING_ACCIDENTS));
    {
      disasters->Add(new SettingEntry("difficulty.disasters"));
      disasters->Add(new SettingEntry("difficulty.economy"));
      disasters->Add(new SettingEntry("vehicle.plane_crashes"));
      disasters->Add(new SettingEntry("difficulty.vehicle_breakdowns"));
      disasters->Add(new SettingEntry("order.no_servicing_if_no_breakdowns"));
      disasters->Add(new SettingEntry("order.serviceathelipad"));
    }
 
    SettingsPage *genworld = main->Add(new SettingsPage(STR_CONFIG_SETTING_GENWORLD));
    {
      genworld->Add(new SettingEntry("game_creation.landscape"));
      genworld->Add(new SettingEntry("game_creation.land_generator"));
      genworld->Add(new SettingEntry("difficulty.terrain_type"));
      genworld->Add(new SettingEntry("game_creation.tgen_smoothness"));
      genworld->Add(new SettingEntry("game_creation.variety"));
      genworld->Add(new SettingEntry("game_creation.snow_coverage"));
      genworld->Add(new SettingEntry("game_creation.snow_line_height"));
      genworld->Add(new SettingEntry("game_creation.desert_coverage"));
      genworld->Add(new SettingEntry("game_creation.amount_of_rivers"));
    }
 
    SettingsPage *environment = main->Add(new SettingsPage(STR_CONFIG_SETTING_ENVIRONMENT));
    {
      SettingsPage *time = environment->Add(new SettingsPage(STR_CONFIG_SETTING_ENVIRONMENT_TIME));
      {
        time->Add(new SettingEntry("economy.timekeeping_units"));
        time->Add(new SettingEntry("economy.minutes_per_calendar_year"));
        time->Add(new SettingEntry("game_creation.ending_year"));
        time->Add(new SettingEntry("gui.pause_on_newgame"));
        time->Add(new SettingEntry("gui.fast_forward_speed_limit"));
      }
 
      SettingsPage *authorities = environment->Add(new SettingsPage(STR_CONFIG_SETTING_ENVIRONMENT_AUTHORITIES));
      {
        authorities->Add(new SettingEntry("difficulty.town_council_tolerance"));
        authorities->Add(new SettingEntry("economy.bribe"));
        authorities->Add(new SettingEntry("economy.exclusive_rights"));
        authorities->Add(new SettingEntry("economy.fund_roads"));
        authorities->Add(new SettingEntry("economy.fund_buildings"));
        authorities->Add(new SettingEntry("economy.station_noise_level"));
      }
 
      SettingsPage *towns = environment->Add(new SettingsPage(STR_CONFIG_SETTING_ENVIRONMENT_TOWNS));
      {
        towns->Add(new SettingEntry("economy.town_cargo_scale"));
        towns->Add(new SettingEntry("economy.town_growth_rate"));
        towns->Add(new SettingEntry("economy.allow_town_roads"));
        towns->Add(new SettingEntry("economy.allow_town_level_crossings"));
        towns->Add(new SettingEntry("economy.found_town"));
        towns->Add(new SettingEntry("economy.place_houses"));
        towns->Add(new SettingEntry("economy.town_layout"));
        towns->Add(new SettingEntry("economy.larger_towns"));
        towns->Add(new SettingEntry("economy.initial_city_size"));
        towns->Add(new SettingEntry("economy.town_cargogen_mode"));
      }
 
      SettingsPage *industries = environment->Add(new SettingsPage(STR_CONFIG_SETTING_ENVIRONMENT_INDUSTRIES));
      {
        industries->Add(new SettingEntry("economy.industry_cargo_scale"));
        industries->Add(new SettingEntry("difficulty.industry_density"));
        industries->Add(new SettingEntry("construction.raw_industry_construction"));
        industries->Add(new SettingEntry("construction.industry_platform"));
        industries->Add(new SettingEntry("economy.multiple_industry_per_town"));
        industries->Add(new SettingEntry("game_creation.oil_refinery_limit"));
        industries->Add(new SettingEntry("economy.type"));
        industries->Add(new SettingEntry("station.serve_neutral_industries"));
      }
 
      SettingsPage *cdist = environment->Add(new SettingsPage(STR_CONFIG_SETTING_ENVIRONMENT_CARGODIST));
      {
        cdist->Add(new SettingEntry("linkgraph.recalc_time"));
        cdist->Add(new SettingEntry("linkgraph.recalc_interval"));
        cdist->Add(new SettingEntry("linkgraph.distribution_pax"));
        cdist->Add(new SettingEntry("linkgraph.distribution_mail"));
        cdist->Add(new SettingEntry("linkgraph.distribution_armoured"));
        cdist->Add(new SettingEntry("linkgraph.distribution_default"));
        cdist->Add(new SettingEntry("linkgraph.accuracy"));
        cdist->Add(new SettingEntry("linkgraph.demand_distance"));
        cdist->Add(new SettingEntry("linkgraph.demand_size"));
        cdist->Add(new SettingEntry("linkgraph.short_path_saturation"));
      }
 
      SettingsPage *trees = environment->Add(new SettingsPage(STR_CONFIG_SETTING_ENVIRONMENT_TREES));
      {
        trees->Add(new SettingEntry("game_creation.tree_placer"));
        trees->Add(new SettingEntry("construction.extra_tree_placement"));
      }
    }
 
    SettingsPage *ai = main->Add(new SettingsPage(STR_CONFIG_SETTING_AI));
    {
      SettingsPage *npc = ai->Add(new SettingsPage(STR_CONFIG_SETTING_AI_NPC));
      {
        npc->Add(new SettingEntry("script.script_max_opcode_till_suspend"));
        npc->Add(new SettingEntry("script.script_max_memory_megabytes"));
        npc->Add(new SettingEntry("difficulty.competitor_speed"));
        npc->Add(new SettingEntry("ai.ai_in_multiplayer"));
        npc->Add(new SettingEntry("ai.ai_disable_veh_train"));
        npc->Add(new SettingEntry("ai.ai_disable_veh_roadveh"));
        npc->Add(new SettingEntry("ai.ai_disable_veh_aircraft"));
        npc->Add(new SettingEntry("ai.ai_disable_veh_ship"));
      }
 
      ai->Add(new SettingEntry("economy.give_money"));
    }
 
    SettingsPage *network = main->Add(new SettingsPage(STR_CONFIG_SETTING_NETWORK));
    {
      network->Add(new SettingEntry("network.use_relay_service"));
    }
 
    main->Init();
  }
  return *main;
}