X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=src%2Ftitle.cpp;h=a187aeaad9705fdad5d510f6030b5ecebbc907b5;hb=43db9a6c44b6ee544e7694d1bb234ba559b0849c;hp=d0c391a6403c2bf78c2df2ebe47e99bbda11cf35;hpb=e79c912c4cc8f6fa7eae67254c5f35adc1357460;p=supertux.git

diff --git a/src/title.cpp b/src/title.cpp
index d0c391a64..a187aeaad 100644
--- a/src/title.cpp
+++ b/src/title.cpp
@@ -1,8 +1,8 @@
 //  $Id$
-// 
+//
 //  SuperTux
-//  Copyright (C) 2000 Bill Kendrick <bill@newbreedsoftware.com>
 //  Copyright (C) 2004 Tobias Glaesser <tobi.web@gmx.de>
+//  Copyright (C) 2006 Matthias Braun <matze@braunis.de>
 //
 //  This program is free software; you can redistribute it and/or
 //  modify it under the terms of the GNU General Public License
@@ -13,392 +13,478 @@
 //  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 this program; if not, write to the Free Software
 //  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 //  02111-1307, USA.
+#include <config.h>
 
 #include <iostream>
+#include <sstream>
+#include <stdexcept>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <math.h>
 #include <errno.h>
 #include <unistd.h>
 #include <SDL.h>
 #include <SDL_image.h>
+#include <physfs.h>
+#include <algorithm>
+
+#include "gameconfig.hpp"
+#include "title.hpp"
+#include "mainloop.hpp"
+#include "video/drawing_context.hpp"
+#include "video/surface.hpp"
+#include "audio/sound_manager.hpp"
+#include "gui/menu.hpp"
+#include "timer.hpp"
+#include "lisp/lisp.hpp"
+#include "lisp/parser.hpp"
+#include "level.hpp"
+#include "world.hpp"
+#include "game_session.hpp"
+#include "worldmap/worldmap.hpp"
+#include "player_status.hpp"
+#include "tile.hpp"
+#include "sector.hpp"
+#include "object/tilemap.hpp"
+#include "object/camera.hpp"
+#include "object/player.hpp"
+#include "resources.hpp"
+#include "gettext.hpp"
+#include "textscroller.hpp"
+#include "fadeout.hpp"
+#include "file_system.hpp"
+#include "control/joystickkeyboardcontroller.hpp"
+#include "control/codecontroller.hpp"
+#include "main.hpp"
+#include "log.hpp"
+#include "options_menu.hpp"
+#include "console.hpp"
+#include "random_generator.hpp"
+#include "addon/addon_manager.hpp"
+
+enum MainMenuIDs {
+  MNID_STARTGAME,
+  MNID_LEVELS_CONTRIB,
+  MNID_ADDONS,
+  MNID_OPTIONMENU,
+  MNID_LEVELEDITOR,
+  MNID_CREDITS,
+  MNID_QUITMAINMENU
+};
+
+void
+TitleScreen::update_load_game_menu()
+{
+}
 
-#ifndef WIN32
-#include <sys/types.h>
-#include <ctype.h>
-#endif
-
-#include "defines.h"
-#include "globals.h"
-#include "title.h"
-#include "screen.h"
-#include "high_scores.h"
-#include "menu.h"
-#include "texture.h"
-#include "timer.h"
-#include "setup.h"
-#include "level.h"
-#include "gameloop.h"
-#include "leveleditor.h"
-#include "scene.h"
-#include "player.h"
-#include "math.h"
-#include "tile.h"
-#include "resources.h"
-
-static Surface* bkg_title;
-static Surface* logo;
-static Surface* img_choose_subset;
-
-static bool walking;
-static Timer random_timer;
-
-static int frame;
-static unsigned int last_update_time;
-static unsigned int update_time;
-
-std::vector<LevelSubset*> contrib_subsets;
-std::string current_contrib_subset;
-
-void free_contrib_menu()
+void
+TitleScreen::free_contrib_menu()
 {
-  for(std::vector<LevelSubset*>::iterator i = contrib_subsets.begin();
-      i != contrib_subsets.end(); ++i)
+  for(std::vector<World*>::iterator i = contrib_worlds.begin();
+      i != contrib_worlds.end(); ++i)
     delete *i;
 
-  contrib_subsets.clear();
-  contrib_menu->clear();
+  contrib_worlds.clear();
 }
 
-void generate_contrib_menu()
+void
+TitleScreen::generate_contrib_menu()
 {
-  string_list_type level_subsets = dsubdirs("/levels", "info");
+  /** Generating contrib levels list by making use of Level Subset  */
+  std::vector<std::string> level_worlds;
+  char** files = PHYSFS_enumerateFiles("levels/");
+  for(const char* const* filename = files; *filename != 0; ++filename) {
+    std::string filepath = std::string("levels/") + *filename;
+    if(PHYSFS_isDirectory(filepath.c_str()))
+      level_worlds.push_back(filepath);
+  }
+  PHYSFS_freeList(files);
 
   free_contrib_menu();
-
-  contrib_menu->additem(MN_LABEL,"Contrib Levels",0,0);
-  contrib_menu->additem(MN_HL,"",0,0);
-
-  for (int i = 0; i < level_subsets.num_items; ++i)
-    {
-      LevelSubset* subset = new LevelSubset();
-      subset->load(level_subsets.item[i]);
-      contrib_menu->additem(MN_GOTO, subset->title.c_str(), i,
-          contrib_subset_menu, i+1);
-      contrib_subsets.push_back(subset);
+  contrib_menu.reset(new Menu());
+
+  contrib_menu->add_label(_("Contrib Levels"));
+  contrib_menu->add_hl();
+
+  int i = 0;
+  for (std::vector<std::string>::iterator it = level_worlds.begin();
+      it != level_worlds.end(); ++it) {
+    try {
+      std::auto_ptr<World> world (new World());
+      world->load(*it + "/info");
+      if(world->hide_from_contribs) {
+        continue;
+      }
+      contrib_menu->add_entry(i++, world->title);
+      contrib_worlds.push_back(world.release());
+    } catch(std::exception& e) {
+#ifdef DEBUG
+      log_warning << "Couldn't parse levelset info for '" << *it << "': " << e.what() << std::endl;
+#endif
     }
+  }
 
-  contrib_menu->additem(MN_HL,"",0,0);
-  contrib_menu->additem(MN_BACK,"Back",0,0);
-
-  string_list_free(&level_subsets);
+  contrib_menu->add_hl();
+  contrib_menu->add_back(_("Back"));
 }
 
-void check_contrib_menu()
+std::string
+TitleScreen::get_level_name(const std::string& filename)
 {
-  static int current_subset = -1;
+  try {
+    lisp::Parser parser;
+    const lisp::Lisp* root = parser.parse(filename);
+
+    const lisp::Lisp* level = root->get_lisp("supertux-level");
+    if(!level)
+      return "";
+
+    std::string name;
+    level->get("name", name);
+    return name;
+  } catch(std::exception& e) {
+      log_warning << "Problem getting name of '" << filename << "': "
+                  << e.what() << std::endl;
+    return "";
+  }
+}
 
+void
+TitleScreen::check_levels_contrib_menu()
+{
   int index = contrib_menu->check();
-  if (index != -1)
+  if (index == -1)
+    return;
+
+  current_world = contrib_worlds[index];
+
+  if(!current_world->is_levelset) {
+    start_game();
+  } else {
+    contrib_world_menu.reset(new Menu());
+
+    contrib_world_menu->add_label(current_world->title);
+    contrib_world_menu->add_hl();
+
+    for (unsigned int i = 0; i < current_world->get_num_levels(); ++i)
     {
-      index -= 1;
-      if (index >= 0 && index <= int(contrib_subsets.size()))
-        {
-          if (current_subset != index)
-            {
-              current_subset = index;
-              // FIXME: This shouln't be busy looping
-              LevelSubset& subset = * (contrib_subsets[index]);
-          
-              current_contrib_subset = subset.name;
-
-              std::cout << "Updating the contrib subset menu..." << subset.levels << std::endl;
-      
-              contrib_subset_menu->clear();
-
-              contrib_subset_menu->additem(MN_LABEL, subset.title, 0,0);
-              contrib_subset_menu->additem(MN_HL,"",0,0);
-              for (int i = 1; i <= subset.levels; ++i)
-                {
-                  Level level;
-                  level.load(subset.name, i);
-                  contrib_subset_menu->additem(MN_ACTION, level.name, 0, 0, i);
-                }
-              contrib_subset_menu->additem(MN_HL,"",0,0);      
-              contrib_subset_menu->additem(MN_BACK, "Back", 0, 0);
-            }
-        }
-      else
-        {
-          // Back button
-        }
+      /** get level's title */
+      std::string filename = current_world->get_level_filename(i);
+      std::string title = get_level_name(filename);
+      contrib_world_menu->add_entry(i, title);
     }
+
+    contrib_world_menu->add_hl();
+    contrib_world_menu->add_back(_("Back"));
+
+    Menu::push_current(contrib_world_menu.get());
+  }
 }
 
-void check_contrib_subset_menu()
+void
+TitleScreen::check_contrib_world_menu()
 {
-  int index = contrib_subset_menu->check();
-  if (index != -1)
-    {
-      if (contrib_subset_menu->get_item_by_id(index).kind == MN_ACTION)
-        {
-          std::cout << "Sarting level: " << index << std::endl;
-          GameSession session(current_contrib_subset, index, ST_GL_PLAY);
-          session.run();
-          player_status.reset();
-          Menu::set_current(main_menu);
-        }
-    }  
+  int index = contrib_world_menu->check();
+  if (index != -1) {
+    if (contrib_world_menu->get_item_by_id(index).kind == MN_ACTION) {
+      sound_manager->stop_music();
+      GameSession* session =
+        new GameSession(current_world->get_level_filename(index));
+      main_loop->push_screen(session);
+    }
+  }
 }
 
-void draw_background()
-{
-  /* Draw the title background: */
+namespace {
+  bool generate_addons_menu_sorter(const Addon* a1, const Addon* a2)
+  {
+    return a1->title < a2->title;
+  }
 
-  bkg_title->draw_bg();
+  const int ADDON_LIST_START_ID = 10;
 }
 
-void draw_demo(GameSession* session, double frame_ratio)
+void
+TitleScreen::generate_addons_menu()
 {
-  World* world  = session->get_world();
-  World::set_current(world);
-  Level* plevel = session->get_level();
-  Player* tux = world->get_tux();
+  AddonManager& adm = AddonManager::get_instance();
 
-  world->play_music(LEVEL_MUSIC);
+  // refresh list of addons
+  addons = adm.get_addons();
   
-  /* FIXME:
-  // update particle systems
-  std::vector<ParticleSystem*>::iterator p;
-  for(p = particle_systems.begin(); p != particle_systems.end(); ++p)
-    {
-      (*p)->simulate(frame_ratio);
-    }
+  // sort list
+  std::sort(addons.begin(), addons.end(), generate_addons_menu_sorter);
 
-  // Draw particle systems (background)
-  for(p = particle_systems.begin(); p != particle_systems.end(); ++p)
-    {
-      (*p)->draw(scroll_x, 0, 0);
-    }
-  */
+  // (re)generate menu
+  free_addons_menu();
+  addons_menu.reset(new Menu());
 
-  // Draw interactive tiles:
-/*  for (int y = 0; y < 15; ++y)
-    {
-      for (int x = 0; x < 21; ++x)
-        {
-          Tile::draw(32*x - fmodf(scroll_x, 32), y * 32,
-                     plevel->ia_tiles[(int)y][(int)x + (int)(scroll_x / 32)]);
-        }
-    }*/
-
-  global_frame_counter++;
-  tux->key_event((SDLKey) keymap.right,DOWN);
+  addons_menu->add_label(_("Add-ons"));
+  addons_menu->add_hl();
   
-  if(random_timer.check())
-    {
-      if(walking)
-        tux->key_event((SDLKey) keymap.jump,UP);
-      else
-        tux->key_event((SDLKey) keymap.jump,DOWN);
-    }
-  else
-    {
-      random_timer.start(rand() % 3000 + 3000);
-      walking = !walking;
-    }
+#ifdef HAVE_LIBCURL
+  addons_menu->add_entry(0, std::string(_("Check Online")));
+#else
+  addons_menu->add_inactive(0, std::string(_("Check Online (disabled)")));
+#endif
 
-  // Wrap around at the end of the level back to the beginnig
-  if(plevel->width * 32 - 320 < tux->base.x)
-    {
-      tux->base.x = tux->base.x - (plevel->width * 32 - 640);
-      scroll_x = tux->base.x - 320;
-    }
+  //addons_menu->add_hl();
 
-  tux->can_jump = true;
-  float last_tux_x_pos = tux->base.x;
-  world->action(frame_ratio);
-  
+  for (unsigned int i = 0; i < addons.size(); i++) {
+    const Addon& addon = *addons[i];
+    std::string text = "";
+    if (addon.kind != "") text += addon.kind + " ";
+    text += std::string("\"") + addon.title + "\"";
+    if (addon.author != "") text += " by \"" + addon.author + "\"";
+    addons_menu->add_toggle(ADDON_LIST_START_ID + i, text, addon.loaded);
+  }
 
-  // disabled for now, since with the new jump code we easily get deadlocks
-  // Jump if tux stays in the same position for one loop, ie. if he is
-  // stuck behind a wall
-  if (last_tux_x_pos == tux->base.x)
-    {
-      walking = false;
+  addons_menu->add_hl();
+  addons_menu->add_back(_("Back"));
+}
+
+void
+TitleScreen::check_addons_menu()
+{
+  int index = addons_menu->check();
+  if (index == -1) return;
+
+  // check if "Check Online" was chosen
+  if (index == 0) {
+    try {
+      AddonManager::get_instance().check_online();
+      generate_addons_menu();
+      Menu::set_current(addons_menu.get());
+      addons_menu->set_active_item(index);
+    } 
+    catch (std::runtime_error e) {
+      log_warning << "Check for available Add-ons failed: " << e.what() << std::endl;
+    }
+    return;
+  }
+
+  // if one of the Addons listed was chosen, take appropriate action
+  if ((index >= ADDON_LIST_START_ID) && (index < ADDON_LIST_START_ID) + addons.size()) {
+    Addon& addon = *addons[index - ADDON_LIST_START_ID];
+    if (!addon.installed) {
+      try {
+        AddonManager::get_instance().install(&addon);
+      } 
+      catch (std::runtime_error e) {
+        log_warning << "Installing Add-on failed: " << e.what() << std::endl;
+      }
+      addons_menu->set_toggled(index, addon.loaded);
+    } else if (!addon.loaded) {
+      try {
+        AddonManager::get_instance().enable(&addon);
+      } 
+      catch (std::runtime_error e) {
+        log_warning << "Enabling Add-on failed: " << e.what() << std::endl;
+      }
+      addons_menu->set_toggled(index, addon.loaded);
+    } else {
+      try {
+        AddonManager::get_instance().disable(&addon);
+      } 
+      catch (std::runtime_error e) {
+        log_warning << "Disabling Add-on failed: " << e.what() << std::endl;
+      }
+      addons_menu->set_toggled(index, addon.loaded);
     }
+  }
+}
 
-  world->draw();
+void
+TitleScreen::free_addons_menu()
+{
 }
 
-/* --- TITLE SCREEN --- */
-void title(void)
+void
+TitleScreen::make_tux_jump()
 {
-  random_timer.init(true);
+  static bool jumpWasReleased = true;
+  Sector* sector  = titlesession->get_current_sector();
+  Player* tux = sector->player;
+
+  controller->update();
+  controller->press(Controller::RIGHT);
+
+  // Check if we should press the jump button
+  Rect lookahead = tux->get_bbox();
+  lookahead.p2.x += 96;
+  bool pathBlocked = !sector->is_free_of_statics(lookahead);
+  if ((pathBlocked && jumpWasReleased) || !tux->on_ground()) {
+    controller->press(Controller::JUMP);
+    jumpWasReleased = false;
+  } else {
+    jumpWasReleased = true;
+  }
+
+  // Wrap around at the end of the level back to the beginning
+  if(sector->get_width() - 320 < tux->get_pos().x) {
+    sector->activate("main");
+    sector->camera->reset(tux->get_pos());
+  }
+}
 
-  walking = true;
+TitleScreen::TitleScreen()
+{
+  controller.reset(new CodeController());
+  titlesession.reset(new GameSession("levels/misc/menu.stl"));
 
-  st_pause_ticks_init();
+  Player* player = titlesession->get_current_sector()->player;
+  player->set_controller(controller.get());
+  player->set_speedlimit(230); //MAX_WALK_XM
 
-  GameSession session(datadir + "/levels/misc/menu.stl", 0, ST_GL_DEMO_GAME);
+  generate_main_menu();
 
-  clearscreen(0, 0, 0);
-  updatescreen();
+  frame = std::auto_ptr<Surface>(new Surface("images/engine/menu/frame.png"));
+}
 
-  /* Load images: */
-  bkg_title = new Surface(datadir + "/images/title/background.jpg", IGNORE_ALPHA);
-  logo = new Surface(datadir + "/images/title/logo.png", USE_ALPHA);
-  img_choose_subset = new Surface(datadir + "/images/status/choose-level-subset.png", USE_ALPHA);
+void
+TitleScreen::generate_main_menu()
+{
+  main_menu.reset(new Menu());
+  main_menu->set_pos(SCREEN_WIDTH/2, SCREEN_HEIGHT/2 + 35);
+  main_menu->add_entry(MNID_STARTGAME, _("Start Game"));
+  main_menu->add_entry(MNID_LEVELS_CONTRIB, _("Contrib Levels"));
+  main_menu->add_entry(MNID_ADDONS, _("Add-ons"));
+  main_menu->add_submenu(_("Options"), get_options_menu());
+  main_menu->add_entry(MNID_CREDITS, _("Credits"));
+  main_menu->add_entry(MNID_QUITMAINMENU, _("Quit"));
+}
 
-  /* --- Main title loop: --- */
-  frame = 0;
+TitleScreen::~TitleScreen()
+{
+}
 
-  /* Draw the title background: */
-  bkg_title->draw_bg();
+void
+TitleScreen::setup()
+{
+  player_status->reset();
 
-  update_time = st_get_ticks();
-  random_timer.start(rand() % 2000 + 2000);
+  Sector* sector = titlesession->get_current_sector();
+  if(Sector::current() != sector) {
+    sector->play_music(LEVEL_MUSIC);
+    sector->activate(sector->player->get_pos());
+  }
 
-  Menu::set_current(main_menu);
-  while (Menu::current())
-    {
-      // if we spent to much time on a menu entry
-      if( (update_time - last_update_time) > 1000)
-        update_time = last_update_time = st_get_ticks();
-
-      // Calculate the movement-factor
-      double frame_ratio = ((double)(update_time-last_update_time))/((double)FRAME_RATE);
-      if(frame_ratio > 1.5) /* Quick hack to correct the unprecise CPU clocks a little bit. */
-        frame_ratio = 1.5 + (frame_ratio - 1.5) * 0.85;
-      /* Lower the frame_ratio that Tux doesn't jump to hectically throught the demo. */
-      frame_ratio /= 2;
-
-      SDL_Event event;
-      while (SDL_PollEvent(&event))
-        {
-          if (Menu::current())
-            {
-              Menu::current()->event(event);
-            }
-         // FIXME: QUIT signal should be handled more generic, not locally
-          if (event.type == SDL_QUIT)
-            Menu::set_current(0);
-        }
-
-      /* Draw the background: */
-      draw_background();
-      draw_demo(&session, frame_ratio);
-      
-      if (Menu::current() == main_menu)
-        logo->draw( 160, 30);
-
-      white_small_text->draw(" SuperTux " VERSION "\n"
-                             "Copyright (c) 2003 SuperTux Devel Team\n"
-                             "This game comes with ABSOLUTELY NO WARRANTY. This is free software, and you\n"
-                             "are welcome to redistribute it under certain conditions; see the file COPYING\n"
-                             "for details.\n",
-                             0, 420, 0);
-
-      /* Don't draw menu, if quit is true */
-      Menu* menu = Menu::current();
-      if(menu)
-        {
-          menu->draw();
-          menu->action();
-        
-          if(menu == main_menu)
-            {
-              switch (main_menu->check())
-                {
-                case MNID_STARTGAME:
-                  // Start Game, ie. goto the slots menu
-                  update_load_save_game_menu(load_game_menu);
-                  break;
-                case MNID_CONTRIB:
-                  // Contrib Menu
-                  puts("Entering contrib menu");
-                  generate_contrib_menu();
-                  break;
-                case MNID_LEVELEDITOR:
-                  leveleditor(1);
-                  Menu::set_current(main_menu);
-                  break;
-                case MNID_CREDITS:
-                  display_text_file("CREDITS", bkg_title, SCROLL_SPEED_CREDITS);
-                  Menu::set_current(main_menu);
-                  break;
-                case MNID_QUITMAINMENU:
-                  Menu::set_current(0);
-                  break;
-                }
-            }
-          else if(menu == options_menu)
-            {
-              process_options_menu();
-            }
-          else if(menu == load_game_menu)
-            {
-              if(event.key.keysym.sym == SDLK_DELETE)
-                {
-                int slot = menu->get_active_item_id();
-                char str[1024];
-                sprintf(str,"Are you sure you want to delete slot %d?", slot);
-                
-                draw_background();
-
-                if(confirm_dialog(str))
-                  {
-                  sprintf(str,"%s/slot%d.stsg", st_save_dir, slot);
-                  printf("Removing: %s\n",str);
-                  remove(str);
-                  }
-
-                update_load_save_game_menu(load_game_menu);
-                update_time = st_get_ticks();
-                }
-              else if (process_load_game_menu())
-                {
-                  // FIXME: shouldn't be needed if GameSession doesn't relay on global variables
-                  // reset tux
-                  scroll_x = 0;
-                  //titletux.level_begin();
-                  update_time = st_get_ticks();
-                }
-            }
-          else if(menu == contrib_menu)
-            {
-              check_contrib_menu();
-            }
-          else if (menu == contrib_subset_menu)
-            {
-              check_contrib_subset_menu();
-            }
-        }
-
-      mouse_cursor->draw();
-      
-      flipscreen();
-
-      /* Set the time of the last update and the time of the current update */
-      last_update_time = update_time;
-      update_time = st_get_ticks();
-
-      /* Pause: */
-      frame++;
-      SDL_Delay(25);
-    }
-  /* Free surfaces: */
+  Menu::set_current(main_menu.get());
+}
 
-  free_contrib_menu();
-  delete bkg_title;
-  delete logo;
-  delete img_choose_subset;
+void
+TitleScreen::leave()
+{
+  Sector* sector = titlesession->get_current_sector();
+  sector->deactivate();
+  Menu::set_current(NULL);
 }
 
-// EOF //
+void
+TitleScreen::draw(DrawingContext& context)
+{
+  Sector* sector  = titlesession->get_current_sector();
+  sector->draw(context);
+
+  // FIXME: Add something to scale the frame to the resolution of the screen
+  context.draw_surface(frame.get(), Vector(0,0),LAYER_FOREGROUND1);
+
+  context.draw_text(small_font, "SuperTux " PACKAGE_VERSION "\n",
+      Vector(5, SCREEN_HEIGHT - 50), ALIGN_LEFT, LAYER_FOREGROUND1);
+  context.draw_text(small_font,
+      _(
+"Copyright (c) 2007 SuperTux Devel Team\n"
+"This game comes with ABSOLUTELY NO WARRANTY. This is free software, and you are welcome to\n"
+"redistribute it under certain conditions; see the file COPYING for details.\n"
+),
+      Vector(5, SCREEN_HEIGHT - 50 + small_font->get_height() + 5),
+      ALIGN_LEFT, LAYER_FOREGROUND1);
+}
 
+void
+TitleScreen::update(float elapsed_time)
+{
+  main_loop->set_speed(0.6f);
+  Sector* sector  = titlesession->get_current_sector();
+  sector->update(elapsed_time);
+
+  make_tux_jump();
+
+  Menu* menu = Menu::current();
+  if(menu) {
+    menu->update();
+
+    if(menu == main_menu.get()) {
+      switch (main_menu->check()) {
+        case MNID_STARTGAME:
+          // Start Game, ie. goto the slots menu
+          if(main_world.get() == NULL) {
+            main_world.reset(new World());
+            main_world->load("levels/world1/info");
+          }
+          current_world = main_world.get();
+          start_game();
+          break;
+
+        case MNID_LEVELS_CONTRIB:
+          // Contrib Menu
+          generate_contrib_menu();
+          Menu::push_current(contrib_menu.get());
+          break;
+
+        case MNID_ADDONS:
+          // Add-ons Menu
+          generate_addons_menu();
+          Menu::push_current(addons_menu.get());
+          break;
+
+        case MNID_CREDITS:
+          main_loop->push_screen(new TextScroller("credits.txt"),
+                                 new FadeOut(0.5));
+          break;
+
+        case MNID_QUITMAINMENU:
+          main_loop->quit(new FadeOut(0.25));
+          sound_manager->stop_music(0.25);
+          break;
+      }
+    } else if(menu == contrib_menu.get()) {
+      check_levels_contrib_menu();
+    } else if(menu == addons_menu.get()) {
+      check_addons_menu();
+    } else if (menu == contrib_world_menu.get()) {
+      check_contrib_world_menu();
+    }
+  }
+
+  // reopen menu of user closed it (so that the app doesn't close when user
+  // accidently hit ESC)
+  if(Menu::current() == 0) {
+    generate_main_menu();
+    Menu::set_current(main_menu.get());
+  }
+}
+
+void
+TitleScreen::start_game()
+{
+  std::string basename = current_world->get_basedir();
+  basename = basename.substr(0, basename.length()-1);
+  std::string worlddirname = FileSystem::basename(basename);
+  std::ostringstream stream;
+  stream << "profile" << config->profile << "/" << worlddirname << ".stsg";
+  std::string slotfile = stream.str();
+
+  try {
+    current_world->set_savegame_filename(slotfile);
+    current_world->run();
+  } catch(std::exception& e) {
+    log_fatal << "Couldn't start world: " << e.what() << std::endl;
+  }
+}