misc_gui.cpp

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00001 /* $Id: misc_gui.cpp 15434 2009-02-09 21:20:05Z rubidium $ */
00002 
00005 #include "stdafx.h"
00006 #include "openttd.h"
00007 #include "debug.h"
00008 #include "landscape.h"
00009 #include "newgrf_text.h"
00010 #include "saveload/saveload.h"
00011 #include "tile_map.h"
00012 #include "gui.h"
00013 #include "station_gui.h"
00014 #include "viewport_func.h"
00015 #include "gfx_func.h"
00016 #include "station_func.h"
00017 #include "command_func.h"
00018 #include "company_func.h"
00019 #include "town.h"
00020 #include "network/network.h"
00021 #include "variables.h"
00022 #include "company_base.h"
00023 #include "texteff.hpp"
00024 #include "cargotype.h"
00025 #include "company_manager_face.h"
00026 #include "strings_func.h"
00027 #include "fileio_func.h"
00028 #include "fios.h"
00029 #include "zoom_func.h"
00030 #include "window_func.h"
00031 #include "string_func.h"
00032 #include "newgrf_cargo.h"
00033 #include "tilehighlight_func.h"
00034 #include "querystring_gui.h"
00035 
00036 #include "table/strings.h"
00037 
00038 /* Variables to display file lists */
00039 SaveLoadDialogMode _saveload_mode;
00040 
00041 
00042 static bool _fios_path_changed;
00043 static bool _savegame_sort_dirty;
00044 
00045 static const Widget _land_info_widgets[] = {
00046 {   WWT_CLOSEBOX,   RESIZE_NONE,  COLOUR_GREY,     0,    10,     0,    13, STR_00C5,                       STR_018B_CLOSE_WINDOW},
00047 {    WWT_CAPTION,   RESIZE_NONE,  COLOUR_GREY,    11,   299,     0,    13, STR_01A3_LAND_AREA_INFORMATION, STR_018C_WINDOW_TITLE_DRAG_THIS},
00048 {      WWT_PANEL, RESIZE_BOTTOM,  COLOUR_GREY,     0,   299,    14,    99, 0x0,                            STR_NULL},
00049 {    WIDGETS_END},
00050 };
00051 
00052 static const WindowDesc _land_info_desc = {
00053   WDP_AUTO, WDP_AUTO, 300, 100, 300, 100,
00054   WC_LAND_INFO, WC_NONE,
00055   WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
00056   _land_info_widgets,
00057 };
00058 
00059 class LandInfoWindow : public Window {
00060   enum {
00061     LAND_INFO_CENTERED_LINES   = 12,                       
00062     LAND_INFO_MULTICENTER_LINE = LAND_INFO_CENTERED_LINES, 
00063     LAND_INFO_LINE_END,
00064 
00065     LAND_INFO_LINE_BUFF_SIZE = 512,
00066   };
00067 
00068 public:
00069   char landinfo_data[LAND_INFO_LINE_END][LAND_INFO_LINE_BUFF_SIZE];
00070 
00071   virtual void OnPaint()
00072   {
00073     this->DrawWidgets();
00074 
00075     uint y = 21;
00076     for (uint i = 0; i < LAND_INFO_CENTERED_LINES; i++) {
00077       if (StrEmpty(this->landinfo_data[i])) break;
00078 
00079       DoDrawStringCentered(150, y, this->landinfo_data[i], i == 0 ? TC_LIGHT_BLUE : TC_FROMSTRING);
00080       y += i == 0 ? 16 : 12;
00081     }
00082 
00083     y += 6;
00084 
00085     if (!StrEmpty(this->landinfo_data[LAND_INFO_MULTICENTER_LINE])) {
00086       SetDParamStr(0, this->landinfo_data[LAND_INFO_MULTICENTER_LINE]);
00087       DrawStringMultiCenter(150, y, STR_JUST_RAW_STRING, this->width - 4);
00088     }
00089   }
00090 
00091   LandInfoWindow(TileIndex tile) : Window(&_land_info_desc) {
00092     Company *c = GetCompany(IsValidCompanyID(_local_company) ? _local_company : COMPANY_FIRST);
00093     Town *t = ClosestTownFromTile(tile, _settings_game.economy.dist_local_authority);
00094 
00095     Money old_money = c->money;
00096     c->money = INT64_MAX;
00097     CommandCost costclear = DoCommand(tile, 0, 0, DC_NONE, CMD_LANDSCAPE_CLEAR);
00098     c->money = old_money;
00099 
00100     /* Because build_date is not set yet in every TileDesc, we make sure it is empty */
00101     TileDesc td;
00102     AcceptedCargo ac;
00103 
00104     td.build_date = INVALID_DATE;
00105 
00106     /* Most tiles have only one owner, but
00107      *  - drivethrough roadstops can be build on town owned roads (up to 2 owners) and
00108      *  - roads can have up to four owners (railroad, road, tram, 3rd-roadtype "highway").
00109      */
00110     td.owner_type[0] = STR_01A7_OWNER; // At least one owner is displayed, though it might be "N/A".
00111     td.owner_type[1] = STR_NULL;       // STR_NULL results in skipping the owner
00112     td.owner_type[2] = STR_NULL;
00113     td.owner_type[3] = STR_NULL;
00114     td.owner[0] = OWNER_NONE;
00115     td.owner[1] = OWNER_NONE;
00116     td.owner[2] = OWNER_NONE;
00117     td.owner[3] = OWNER_NONE;
00118 
00119     td.station_class = STR_NULL;
00120     td.station_name = STR_NULL;
00121 
00122     td.grf = NULL;
00123 
00124     GetAcceptedCargo(tile, ac);
00125     GetTileDesc(tile, &td);
00126 
00127     uint line_nr = 0;
00128 
00129     /* Tiletype */
00130     SetDParam(0, td.dparam[0]);
00131     GetString(this->landinfo_data[line_nr], td.str, lastof(this->landinfo_data[line_nr]));
00132     line_nr++;
00133 
00134     /* Up to four owners */
00135     for (uint i = 0; i < 4; i++) {
00136       if (td.owner_type[i] == STR_NULL) continue;
00137 
00138       SetDParam(0, STR_01A6_N_A);
00139       if (td.owner[i] != OWNER_NONE && td.owner[i] != OWNER_WATER) GetNameOfOwner(td.owner[i], tile);
00140       GetString(this->landinfo_data[line_nr], td.owner_type[i], lastof(this->landinfo_data[line_nr]));
00141       line_nr++;
00142     }
00143 
00144     /* Cost to clear/revenue when cleared */
00145     StringID str = STR_01A4_COST_TO_CLEAR_N_A;
00146     if (CmdSucceeded(costclear)) {
00147       Money cost = costclear.GetCost();
00148       if (cost < 0) {
00149         cost = -cost; // Negate negative cost to a positive revenue
00150         str = STR_REVENUE_WHEN_CLEARED;
00151       } else {
00152         str = STR_01A5_COST_TO_CLEAR;
00153       }
00154       SetDParam(0, cost);
00155     }
00156     GetString(this->landinfo_data[line_nr], str, lastof(this->landinfo_data[line_nr]));
00157     line_nr++;
00158 
00159     /* Location */
00160     char tmp[16];
00161     snprintf(tmp, lengthof(tmp), "0x%.4X", tile);
00162     SetDParam(0, TileX(tile));
00163     SetDParam(1, TileY(tile));
00164     SetDParam(2, TileHeight(tile));
00165     SetDParamStr(3, tmp);
00166     GetString(this->landinfo_data[line_nr], STR_LANDINFO_COORDS, lastof(this->landinfo_data[line_nr]));
00167     line_nr++;
00168 
00169     /* Local authority */
00170     SetDParam(0, STR_01A9_NONE);
00171     if (t != NULL && t->IsValid()) {
00172       SetDParam(0, STR_TOWN);
00173       SetDParam(1, t->index);
00174     }
00175     GetString(this->landinfo_data[line_nr], STR_01A8_LOCAL_AUTHORITY, lastof(this->landinfo_data[line_nr]));
00176     line_nr++;
00177 
00178     /* Build date */
00179     if (td.build_date != INVALID_DATE) {
00180       SetDParam(0, td.build_date);
00181       GetString(this->landinfo_data[line_nr], STR_BUILD_DATE, lastof(this->landinfo_data[line_nr]));
00182       line_nr++;
00183     }
00184 
00185     /* Station class */
00186     if (td.station_class != STR_NULL) {
00187       SetDParam(0, td.station_class);
00188       GetString(this->landinfo_data[line_nr], STR_TILEDESC_STATION_CLASS, lastof(this->landinfo_data[line_nr]));
00189       line_nr++;
00190     }
00191 
00192     /* Station type name */
00193     if (td.station_name != STR_NULL) {
00194       SetDParam(0, td.station_name);
00195       GetString(this->landinfo_data[line_nr], STR_TILEDESC_STATION_TYPE, lastof(this->landinfo_data[line_nr]));
00196       line_nr++;
00197     }
00198 
00199     /* NewGRF name */
00200     if (td.grf != NULL) {
00201       SetDParamStr(0, td.grf);
00202       GetString(this->landinfo_data[line_nr], STR_TILEDESC_NEWGRF_NAME, lastof(this->landinfo_data[line_nr]));
00203       line_nr++;
00204     }
00205 
00206     assert(line_nr < LAND_INFO_CENTERED_LINES);
00207 
00208     /* Mark last line empty */
00209     this->landinfo_data[line_nr][0] = '\0';
00210 
00211     /* Cargo acceptance is displayed in a extra multiline */
00212     char *strp = GetString(this->landinfo_data[LAND_INFO_MULTICENTER_LINE], STR_01CE_CARGO_ACCEPTED, lastof(this->landinfo_data[LAND_INFO_MULTICENTER_LINE]));
00213     bool found = false;
00214 
00215     for (CargoID i = 0; i < NUM_CARGO; ++i) {
00216       if (ac[i] > 0) {
00217         /* Add a comma between each item. */
00218         if (found) {
00219           *strp++ = ',';
00220           *strp++ = ' ';
00221         }
00222         found = true;
00223 
00224         /* If the accepted value is less than 8, show it in 1/8:ths */
00225         if (ac[i] < 8) {
00226           SetDParam(0, ac[i]);
00227           SetDParam(1, GetCargo(i)->name);
00228           strp = GetString(strp, STR_01D1_8, lastof(this->landinfo_data[LAND_INFO_MULTICENTER_LINE]));
00229         } else {
00230           strp = GetString(strp, GetCargo(i)->name, lastof(this->landinfo_data[LAND_INFO_MULTICENTER_LINE]));
00231         }
00232       }
00233     }
00234     if (!found) this->landinfo_data[LAND_INFO_MULTICENTER_LINE][0] = '\0';
00235 
00236     if (found) line_nr += 2;
00237 
00238     if (line_nr > 6) ResizeWindow(this, 0, 12 * (line_nr - 6));
00239 
00240     this->FindWindowPlacementAndResize(&_land_info_desc);
00241 
00242 #if defined(_DEBUG)
00243 # define LANDINFOD_LEVEL 0
00244 #else
00245 # define LANDINFOD_LEVEL 1
00246 #endif
00247     DEBUG(misc, LANDINFOD_LEVEL, "TILE: %#x (%i,%i)", tile, TileX(tile), TileY(tile));
00248     DEBUG(misc, LANDINFOD_LEVEL, "type_height  = %#x", _m[tile].type_height);
00249     DEBUG(misc, LANDINFOD_LEVEL, "m1           = %#x", _m[tile].m1);
00250     DEBUG(misc, LANDINFOD_LEVEL, "m2           = %#x", _m[tile].m2);
00251     DEBUG(misc, LANDINFOD_LEVEL, "m3           = %#x", _m[tile].m3);
00252     DEBUG(misc, LANDINFOD_LEVEL, "m4           = %#x", _m[tile].m4);
00253     DEBUG(misc, LANDINFOD_LEVEL, "m5           = %#x", _m[tile].m5);
00254     DEBUG(misc, LANDINFOD_LEVEL, "m6           = %#x", _m[tile].m6);
00255     DEBUG(misc, LANDINFOD_LEVEL, "m7           = %#x", _me[tile].m7);
00256 #undef LANDINFOD_LEVEL
00257   }
00258 };
00259 
00260 static void Place_LandInfo(TileIndex tile)
00261 {
00262   DeleteWindowById(WC_LAND_INFO, 0);
00263   new LandInfoWindow(tile);
00264 }
00265 
00266 void PlaceLandBlockInfo()
00267 {
00268   if (_cursor.sprite == SPR_CURSOR_QUERY) {
00269     ResetObjectToPlace();
00270   } else {
00271     _place_proc = Place_LandInfo;
00272     SetObjectToPlace(SPR_CURSOR_QUERY, PAL_NONE, VHM_RECT, WC_MAIN_TOOLBAR, 0);
00273   }
00274 }
00275 
00276 static const Widget _about_widgets[] = {
00277 {   WWT_CLOSEBOX,   RESIZE_NONE,  COLOUR_GREY,     0,    10,     0,    13, STR_00C5,         STR_018B_CLOSE_WINDOW},
00278 {    WWT_CAPTION,   RESIZE_NONE,  COLOUR_GREY,    11,   419,     0,    13, STR_015B_OPENTTD, STR_NULL},
00279 {      WWT_PANEL,   RESIZE_NONE,  COLOUR_GREY,     0,   419,    14,   271, 0x0,              STR_NULL},
00280 {      WWT_FRAME,   RESIZE_NONE,  COLOUR_GREY,     5,   414,    40,   245, STR_NULL,         STR_NULL},
00281 {    WIDGETS_END},
00282 };
00283 
00284 static const WindowDesc _about_desc = {
00285   WDP_CENTER, WDP_CENTER, 420, 272, 420, 272,
00286   WC_GAME_OPTIONS, WC_NONE,
00287   WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
00288   _about_widgets,
00289 };
00290 
00291 struct AboutWindow : public Window {
00292   int scroll_height;
00293   uint16 counter;
00294 
00295   AboutWindow() : Window(&_about_desc)
00296   {
00297     this->counter = 5;
00298     this->scroll_height = this->height - 40;
00299     this->FindWindowPlacementAndResize(&_about_desc);
00300   }
00301 
00302   virtual void OnPaint()
00303   {
00304     static const char *credits[] = {
00305       /*************************************************************************
00306        *                      maximum length of string which fits in window   -^*/
00307       "Original design by Chris Sawyer",
00308       "Original graphics by Simon Foster",
00309       "",
00310       "The OpenTTD team (in alphabetical order):",
00311       "  Jean-Francois Claeys (Belugas) - GUI, newindustries and more",
00312       "  Bjarni Corfitzen (Bjarni) - MacOSX port, coder and vehicles",
00313       "  Matthijs Kooijman (blathijs) - Pathfinder-guru, pool rework",
00314       "  Victor Fischer (Celestar) - Programming everywhere you need him to",
00315       "  Christoph Elsenhans (frosch) - General coding",
00316       "  Loïc Guilloux (glx) - General coding",
00317       "  Jaroslav Mazanec (KUDr) - YAPG (Yet Another Pathfinder God) ;)",
00318       "  Jonathan Coome (Maedhros) - High priest of the newGRF Temple",
00319       "  Attila Bán (MiHaMiX) - WebTranslator, Nightlies, Wiki and bugtracker host",
00320       "  Owen Rudge (orudge) - Forum host, OS/2 port",
00321       "  Peter Nelson (peter1138) - Spiritual descendant from newGRF gods",
00322       "  Remko Bijker (Rubidium) - Lead coder and way more",
00323       "  Benedikt Brüggemeier (skidd13) - Bug fixer and code reworker",
00324       "  Zdenek Sojka (SmatZ) - Bug finder and fixer",
00325       "",
00326       "Inactive Developers:",
00327       "  Tamás Faragó (Darkvater) - Ex-Lead coder",
00328       "  Christoph Mallon (Tron) - Programmer, code correctness police",
00329       "",
00330       "Retired Developers:",
00331       "  Ludvig Strigeus (ludde) - OpenTTD author, main coder (0.1 - 0.3.3)",
00332       "  Serge Paquet (vurlix) - Assistant project manager, coder (0.1 - 0.3.3)",
00333       "  Dominik Scherer (dominik81) - Lead programmer, GUI expert (0.3.0 - 0.3.6)",
00334       "  Patric Stout (TrueLight) - Programmer, webhoster (0.3 - pre0.6)",
00335       "",
00336       "Special thanks go out to:",
00337       "  Josef Drexler - For his great work on TTDPatch",
00338       "  Marcin Grzegorczyk - For his documentation of TTD internals",
00339       "  Petr Baudis (pasky) - Many patches, newGRF support",
00340       "  Stefan Meißner (sign_de) - For his work on the console",
00341       "  Simon Sasburg (HackyKid) - Many bugfixes he has blessed us with",
00342       "  Cian Duffy (MYOB) - BeOS port / manual writing",
00343       "  Christian Rosentreter (tokai) - MorphOS / AmigaOS port",
00344       "  Richard Kempton (richK) - additional airports, initial TGP implementation",
00345       "",
00346       "  Michael Blunck - Pre-Signals and Semaphores © 2003",
00347       "  George - Canal/Lock graphics © 2003-2004",
00348       "  David Dallaston - Tram tracks",
00349       "  Marcin Grzegorczyk - Foundations for Tracks on Slopes",
00350       "  All Translators - Who made OpenTTD a truly international game",
00351       "  Bug Reporters - Without whom OpenTTD would still be full of bugs!",
00352       "",
00353       "",
00354       "And last but not least:",
00355       "  Chris Sawyer - For an amazing game!"
00356     };
00357 
00358     this->DrawWidgets();
00359 
00360     /* Show original copyright and revision version */
00361     DrawStringCentered(210, 17, STR_00B6_ORIGINAL_COPYRIGHT, TC_FROMSTRING);
00362     DrawStringCentered(210, 17 + 10, STR_00B7_VERSION, TC_FROMSTRING);
00363 
00364     int y = this->scroll_height;
00365 
00366     /* Show all scrolling credits */
00367     for (uint i = 0; i < lengthof(credits); i++) {
00368       if (y >= 50 && y < (this->height - 40)) {
00369         DoDrawString(credits[i], 10, y, TC_BLACK);
00370       }
00371       y += 10;
00372     }
00373 
00374     /* If the last text has scrolled start a new from the start */
00375     if (y < 50) this->scroll_height = this->height - 40;
00376 
00377     DoDrawStringCentered(210, this->height - 25, "Website: http://www.openttd.org", TC_BLACK);
00378     DrawStringCentered(210, this->height - 15, STR_00BA_COPYRIGHT_OPENTTD, TC_FROMSTRING);
00379   }
00380 
00381   virtual void OnTick()
00382   {
00383     if (--this->counter == 0) {
00384       this->counter = 5;
00385       this->scroll_height--;
00386       this->SetDirty();
00387     }
00388   }
00389 };
00390 
00391 void ShowAboutWindow()
00392 {
00393   DeleteWindowById(WC_GAME_OPTIONS, 0);
00394   new AboutWindow();
00395 }
00396 
00397 static const Widget _errmsg_widgets[] = {
00398 {   WWT_CLOSEBOX,   RESIZE_NONE,    COLOUR_RED,     0,    10,     0,    13, STR_00C5,         STR_018B_CLOSE_WINDOW},
00399 {    WWT_CAPTION,   RESIZE_NONE,    COLOUR_RED,    11,   239,     0,    13, STR_00B2_MESSAGE, STR_NULL},
00400 {      WWT_PANEL,   RESIZE_BOTTOM,  COLOUR_RED,     0,   239,    14,    45, 0x0,              STR_NULL},
00401 {    WIDGETS_END},
00402 };
00403 
00404 static const Widget _errmsg_face_widgets[] = {
00405 {   WWT_CLOSEBOX,   RESIZE_NONE,    COLOUR_RED,     0,    10,     0,    13, STR_00C5,              STR_018B_CLOSE_WINDOW},
00406 {    WWT_CAPTION,   RESIZE_NONE,    COLOUR_RED,    11,   333,     0,    13, STR_00B3_MESSAGE_FROM, STR_NULL},
00407 {      WWT_PANEL,   RESIZE_BOTTOM,  COLOUR_RED,     0,   333,    14,   136, 0x0,                   STR_NULL},
00408 {   WIDGETS_END},
00409 };
00410 
00411 struct ErrmsgWindow : public Window {
00412 private:
00413   uint duration;
00414   uint64 decode_params[20];
00415   StringID message_1;
00416   StringID message_2;
00417   bool show_company_manager_face;
00418 
00419   int y[2];
00420 
00421 public:
00422   ErrmsgWindow(Point pt, int width, int height, StringID msg1, StringID msg2, const Widget *widget, bool show_company_manager_face) :
00423       Window(pt.x, pt.y, width, height, WC_ERRMSG, widget),
00424       show_company_manager_face(show_company_manager_face)
00425   {
00426     this->duration = _settings_client.gui.errmsg_duration;
00427     CopyOutDParam(this->decode_params, 0, lengthof(this->decode_params));
00428     this->message_1 = msg1;
00429     this->message_2 = msg2;
00430     this->desc_flags = WDF_STD_BTN | WDF_DEF_WIDGET;
00431 
00432     SwitchToErrorRefStack();
00433     RewindTextRefStack();
00434 
00435     assert(msg2 != INVALID_STRING_ID);
00436 
00437     int h2 = 3 + GetStringHeight(msg2, width - 2); // msg2 is printed first
00438     int h1 = (msg1 == INVALID_STRING_ID) ? 0 : 3 + GetStringHeight(msg1, width - 2);
00439 
00440     SwitchToNormalRefStack();
00441 
00442     int h = 15 + h1 + h2;
00443     height = max<int>(height, h);
00444 
00445     if (msg1 == INVALID_STRING_ID) {
00446       /* only 1 line will be printed */
00447       y[1] = (height - 15) / 2 + 15 - 5;
00448     } else {
00449       int over = (height - h) / 4;
00450 
00451       y[1] = 15 + h2 / 2 + 1 - 5 + over;
00452       y[0] = height - 3 - h1 / 2 - 5 - over;
00453     }
00454 
00455     this->FindWindowPlacementAndResize(width, height);
00456   }
00457 
00458   virtual void OnPaint()
00459   {
00460     CopyInDParam(0, this->decode_params, lengthof(this->decode_params));
00461     this->DrawWidgets();
00462     CopyInDParam(0, this->decode_params, lengthof(this->decode_params));
00463 
00464     /* If the error message comes from a NewGRF, we must use the text ref. stack reserved for error messages.
00465      * If the message doesn't come from a NewGRF, it won't use the TTDP-style text ref. stack, so we won't hurt anything
00466      */
00467     SwitchToErrorRefStack();
00468     RewindTextRefStack();
00469 
00470     if (this->show_company_manager_face) {
00471       const Company *c = GetCompany((CompanyID)GetDParamX(this->decode_params, 2));
00472       DrawCompanyManagerFace(c->face, c->colour, 2, 16);
00473     }
00474 
00475     DrawStringMultiCenter(this->width - 120, y[1], this->message_2, this->width - 2);
00476     if (this->message_1 != INVALID_STRING_ID) DrawStringMultiCenter(this->width - 120, y[0], this->message_1, this->width - 2);
00477 
00478     /* Switch back to the normal text ref. stack for NewGRF texts */
00479     SwitchToNormalRefStack();
00480   }
00481 
00482   virtual void OnMouseLoop()
00483   {
00484     if (_right_button_down) delete this;
00485   }
00486 
00487   virtual void OnHundredthTick()
00488   {
00489     if (--this->duration == 0) delete this;
00490   }
00491 
00492   ~ErrmsgWindow()
00493   {
00494     SetRedErrorSquare(INVALID_TILE);
00495     extern StringID _switch_mode_errorstr;
00496     _switch_mode_errorstr = INVALID_STRING_ID;
00497   }
00498 
00499   virtual EventState OnKeyPress(uint16 key, uint16 keycode)
00500   {
00501     if (keycode != WKC_SPACE) return ES_NOT_HANDLED;
00502     delete this;
00503     return ES_HANDLED;
00504   }
00505 };
00506 
00507 void ShowErrorMessage(StringID msg_1, StringID msg_2, int x, int y)
00508 {
00509   DeleteWindowById(WC_ERRMSG, 0);
00510 
00511   if (!_settings_client.gui.errmsg_duration) return;
00512 
00513   if (msg_2 == STR_NULL) msg_2 = STR_EMPTY;
00514 
00515   Point pt;
00516   const ViewPort *vp;
00517 
00518   if (msg_1 != STR_013B_OWNED_BY || GetDParam(2) >= 8) {
00519     if ((x | y) != 0) {
00520       pt = RemapCoords2(x, y);
00521       vp = FindWindowById(WC_MAIN_WINDOW, 0)->viewport;
00522 
00523       /* move x pos to opposite corner */
00524       pt.x = UnScaleByZoom(pt.x - vp->virtual_left, vp->zoom) + vp->left;
00525       pt.x = (pt.x < (_screen.width >> 1)) ? _screen.width - 260 : 20;
00526 
00527       /* move y pos to opposite corner */
00528       pt.y = UnScaleByZoom(pt.y - vp->virtual_top, vp->zoom) + vp->top;
00529       pt.y = (pt.y < (_screen.height >> 1)) ? _screen.height - 80 : 100;
00530 
00531     } else {
00532       pt.x = (_screen.width - 240) >> 1;
00533       pt.y = (_screen.height - 46) >> 1;
00534     }
00535     new ErrmsgWindow(pt, 240, 46, msg_1, msg_2, _errmsg_widgets, false);
00536   } else {
00537     if ((x | y) != 0) {
00538       pt = RemapCoords2(x, y);
00539       vp = FindWindowById(WC_MAIN_WINDOW, 0)->viewport;
00540       pt.x = Clamp(UnScaleByZoom(pt.x - vp->virtual_left, vp->zoom) + vp->left - (334 / 2),  0, _screen.width  - 334);
00541       pt.y = Clamp(UnScaleByZoom(pt.y - vp->virtual_top,  vp->zoom) + vp->top  - (137 / 2), 22, _screen.height - 137);
00542     } else {
00543       pt.x = (_screen.width  - 334) >> 1;
00544       pt.y = (_screen.height - 137) >> 1;
00545     }
00546     new ErrmsgWindow(pt, 334, 137, msg_1, msg_2, _errmsg_face_widgets, true);
00547   }
00548 }
00549 
00550 void ShowEstimatedCostOrIncome(Money cost, int x, int y)
00551 {
00552   StringID msg = STR_0805_ESTIMATED_COST;
00553 
00554   if (cost < 0) {
00555     cost = -cost;
00556     msg = STR_0807_ESTIMATED_INCOME;
00557   }
00558   SetDParam(0, cost);
00559   ShowErrorMessage(INVALID_STRING_ID, msg, x, y);
00560 }
00561 
00562 void ShowCostOrIncomeAnimation(int x, int y, int z, Money cost)
00563 {
00564   Point pt = RemapCoords(x, y, z);
00565   StringID msg = STR_0801_COST;
00566 
00567   if (cost < 0) {
00568     cost = -cost;
00569     msg = STR_0803_INCOME;
00570   }
00571   SetDParam(0, cost);
00572   AddTextEffect(msg, pt.x, pt.y, 0x250, TE_RISING);
00573 }
00574 
00575 void ShowFeederIncomeAnimation(int x, int y, int z, Money cost)
00576 {
00577   Point pt = RemapCoords(x, y, z);
00578 
00579   SetDParam(0, cost);
00580   AddTextEffect(STR_FEEDER, pt.x, pt.y, 0x250, TE_RISING);
00581 }
00582 
00583 TextEffectID ShowFillingPercent(int x, int y, int z, uint8 percent, StringID string)
00584 {
00585   Point pt = RemapCoords(x, y, z);
00586 
00587   assert(string != STR_NULL);
00588 
00589   SetDParam(0, percent);
00590   return AddTextEffect(string, pt.x, pt.y, 0xFFFF, TE_STATIC);
00591 }
00592 
00593 void UpdateFillingPercent(TextEffectID te_id, uint8 percent, StringID string)
00594 {
00595   assert(string != STR_NULL);
00596 
00597   SetDParam(0, percent);
00598   UpdateTextEffect(te_id, string);
00599 }
00600 
00601 void HideFillingPercent(TextEffectID *te_id)
00602 {
00603   if (*te_id == INVALID_TE_ID) return;
00604 
00605   RemoveTextEffect(*te_id);
00606   *te_id = INVALID_TE_ID;
00607 }
00608 
00609 static const Widget _tooltips_widgets[] = {
00610 {      WWT_PANEL,   RESIZE_NONE,  COLOUR_GREY,     0,   199,     0,    31, 0x0, STR_NULL},
00611 {   WIDGETS_END},
00612 };
00613 
00614 struct TooltipsWindow : public Window
00615 {
00616   StringID string_id;
00617   byte paramcount;
00618   uint64 params[5];
00619   bool use_left_mouse_button;
00620 
00621   TooltipsWindow(int x, int y, int width, int height, const Widget *widget,
00622                  StringID str, uint paramcount, const uint64 params[], bool use_left_mouse_button) :
00623       Window(x, y, width, height, WC_TOOLTIPS, widget)
00624   {
00625     this->string_id = str;
00626     assert(sizeof(this->params[0]) == sizeof(params[0]));
00627     assert(paramcount <= lengthof(this->params));
00628     memcpy(this->params, params, sizeof(this->params[0]) * paramcount);
00629     this->paramcount = paramcount;
00630     this->use_left_mouse_button = use_left_mouse_button;
00631 
00632     this->flags4 &= ~WF_WHITE_BORDER_MASK; // remove white-border from tooltip
00633     this->widget[0].right = width;
00634     this->widget[0].bottom = height;
00635 
00636     FindWindowPlacementAndResize(width, height);
00637   }
00638 
00639   virtual void OnPaint()
00640   {
00641     GfxFillRect(0, 0, this->width - 1, this->height - 1, 0);
00642     GfxFillRect(1, 1, this->width - 2, this->height - 2, 0x44);
00643 
00644     for (uint arg = 0; arg < this->paramcount; arg++) {
00645       SetDParam(arg, this->params[arg]);
00646     }
00647     DrawStringMultiCenter((this->width >> 1), (this->height >> 1) - 5, this->string_id, this->width - 2);
00648   }
00649 
00650   virtual void OnMouseLoop()
00651   {
00652     /* We can show tooltips while dragging tools. These are shown as long as
00653      * we are dragging the tool. Normal tooltips work with rmb */
00654     if (this->use_left_mouse_button ? !_left_button_down : !_right_button_down) delete this;
00655   }
00656 };
00657 
00664 void GuiShowTooltips(StringID str, uint paramcount, const uint64 params[], bool use_left_mouse_button)
00665 {
00666   DeleteWindowById(WC_TOOLTIPS, 0);
00667 
00668   if (str == STR_NULL) return;
00669 
00670   for (uint i = 0; i != paramcount; i++) SetDParam(i, params[i]);
00671   char buffer[512];
00672   GetString(buffer, str, lastof(buffer));
00673 
00674   Dimension br = GetStringBoundingBox(buffer);
00675   br.width += 6; br.height += 4; // increase slightly to have some space around the box
00676 
00677   /* Cut tooltip length to 200 pixels max, wrap to new line if longer */
00678   if (br.width > 200) {
00679     br.height += ((br.width - 4) / 176) * 10;
00680     br.width = 200;
00681   }
00682 
00683   /* Correctly position the tooltip position, watch out for window and cursor size
00684    * Clamp value to below main toolbar and above statusbar. If tooltip would
00685    * go below window, flip it so it is shown above the cursor */
00686   int y = Clamp(_cursor.pos.y + _cursor.size.y + _cursor.offs.y + 5, 22, _screen.height - 12);
00687   if (y + br.height > _screen.height - 12) y = _cursor.pos.y + _cursor.offs.y - br.height - 5;
00688   int x = Clamp(_cursor.pos.x - (br.width >> 1), 0, _screen.width - br.width);
00689 
00690   new TooltipsWindow(x, y, br.width, br.height, _tooltips_widgets, str, paramcount, params, use_left_mouse_button);
00691 }
00692 
00693 
00694 static int DrawStationCoverageText(const AcceptedCargo cargo,
00695   int str_x, int str_y, StationCoverageType sct, bool supplies)
00696 {
00697   bool first = true;
00698 
00699   char string[512];
00700   char *b = InlineString(string, supplies ? STR_SUPPLIES : STR_000D_ACCEPTS);
00701 
00702   for (CargoID i = 0; i < NUM_CARGO; i++) {
00703     if (b >= lastof(string) - (1 + 2 * 4)) break; // ',' or ' ' and two calls to Utf8Encode()
00704     switch (sct) {
00705       case SCT_PASSENGERS_ONLY: if (!IsCargoInClass(i, CC_PASSENGERS)) continue; break;
00706       case SCT_NON_PASSENGERS_ONLY: if (IsCargoInClass(i, CC_PASSENGERS)) continue; break;
00707       case SCT_ALL: break;
00708       default: NOT_REACHED();
00709     }
00710     if (cargo[i] >= (supplies ? 1U : 8U)) {
00711       if (first) {
00712         first = false;
00713       } else {
00714         /* Add a comma if this is not the first item */
00715         *b++ = ',';
00716         *b++ = ' ';
00717       }
00718       b = InlineString(b, GetCargo(i)->name);
00719     }
00720   }
00721 
00722   /* If first is still true then no cargo is accepted */
00723   if (first) b = InlineString(b, STR_00D0_NOTHING);
00724 
00725   *b = '\0';
00726 
00727   /* Make sure we detect any buffer overflow */
00728   assert(b < endof(string));
00729 
00730   SetDParamStr(0, string);
00731   return DrawStringMultiLine(str_x, str_y, STR_JUST_RAW_STRING, 144);
00732 }
00733 
00743 int DrawStationCoverageAreaText(int sx, int sy, StationCoverageType sct, int rad, bool supplies)
00744 {
00745   TileIndex tile = TileVirtXY(_thd.pos.x, _thd.pos.y);
00746   AcceptedCargo cargo;
00747   if (tile < MapSize()) {
00748     if (supplies) {
00749       GetProductionAroundTiles(cargo, tile, _thd.size.x / TILE_SIZE, _thd.size.y / TILE_SIZE , rad);
00750     } else {
00751       GetAcceptanceAroundTiles(cargo, tile, _thd.size.x / TILE_SIZE, _thd.size.y / TILE_SIZE , rad);
00752     }
00753     return sy + DrawStationCoverageText(cargo, sx, sy, sct, supplies);
00754   }
00755 
00756   return sy;
00757 }
00758 
00759 void CheckRedrawStationCoverage(const Window *w)
00760 {
00761   if (_thd.dirty & 1) {
00762     _thd.dirty &= ~1;
00763     SetWindowDirty(w);
00764   }
00765 }
00766 
00767 /* Delete a character at the caret position in a text buf.
00768  * If backspace is set, delete the character before the caret,
00769  * else delete the character after it. */
00770 static void DelChar(Textbuf *tb, bool backspace)
00771 {
00772   WChar c;
00773   char *s = tb->buf + tb->caretpos;
00774 
00775   if (backspace) s = Utf8PrevChar(s);
00776 
00777   uint16 len = (uint16)Utf8Decode(&c, s);
00778   uint width = GetCharacterWidth(FS_NORMAL, c);
00779 
00780   tb->width  -= width;
00781   if (backspace) {
00782     tb->caretpos   -= len;
00783     tb->caretxoffs -= width;
00784   }
00785 
00786   /* Move the remaining characters over the marker */
00787   memmove(s, s + len, tb->size - (s - tb->buf) - len);
00788   tb->size -= len;
00789 }
00790 
00798 bool DeleteTextBufferChar(Textbuf *tb, int delmode)
00799 {
00800   if (delmode == WKC_BACKSPACE && tb->caretpos != 0) {
00801     DelChar(tb, true);
00802     return true;
00803   } else if (delmode == WKC_DELETE && tb->caretpos < tb->size - 1) {
00804     DelChar(tb, false);
00805     return true;
00806   }
00807 
00808   return false;
00809 }
00810 
00815 void DeleteTextBufferAll(Textbuf *tb)
00816 {
00817   memset(tb->buf, 0, tb->maxsize);
00818   tb->size = 1;
00819   tb->width = tb->caretpos = tb->caretxoffs = 0;
00820 }
00821 
00830 bool InsertTextBufferChar(Textbuf *tb, WChar key)
00831 {
00832   const byte charwidth = GetCharacterWidth(FS_NORMAL, key);
00833   uint16 len = (uint16)Utf8CharLen(key);
00834   if (tb->size + len <= tb->maxsize && (tb->maxwidth == 0 || tb->width + charwidth <= tb->maxwidth)) {
00835     memmove(tb->buf + tb->caretpos + len, tb->buf + tb->caretpos, tb->size - tb->caretpos);
00836     Utf8Encode(tb->buf + tb->caretpos, key);
00837     tb->size  += len;
00838     tb->width += charwidth;
00839 
00840     tb->caretpos   += len;
00841     tb->caretxoffs += charwidth;
00842     return true;
00843   }
00844   return false;
00845 }
00846 
00854 bool MoveTextBufferPos(Textbuf *tb, int navmode)
00855 {
00856   switch (navmode) {
00857     case WKC_LEFT:
00858       if (tb->caretpos != 0) {
00859         WChar c;
00860         const char *s = Utf8PrevChar(tb->buf + tb->caretpos);
00861         Utf8Decode(&c, s);
00862         tb->caretpos    = s - tb->buf; // -= (tb->buf + tb->caretpos - s)
00863         tb->caretxoffs -= GetCharacterWidth(FS_NORMAL, c);
00864 
00865         return true;
00866       }
00867       break;
00868 
00869     case WKC_RIGHT:
00870       if (tb->caretpos < tb->size - 1) {
00871         WChar c;
00872 
00873         tb->caretpos   += (uint16)Utf8Decode(&c, tb->buf + tb->caretpos);
00874         tb->caretxoffs += GetCharacterWidth(FS_NORMAL, c);
00875 
00876         return true;
00877       }
00878       break;
00879 
00880     case WKC_HOME:
00881       tb->caretpos = 0;
00882       tb->caretxoffs = 0;
00883       return true;
00884 
00885     case WKC_END:
00886       tb->caretpos = tb->size - 1;
00887       tb->caretxoffs = tb->width;
00888       return true;
00889 
00890     default:
00891       break;
00892   }
00893 
00894   return false;
00895 }
00896 
00906 void InitializeTextBuffer(Textbuf *tb, char *buf, uint16 maxsize, uint16 maxwidth)
00907 {
00908   assert(maxsize != 0);
00909 
00910   tb->buf      = buf;
00911   tb->maxsize  = maxsize;
00912   tb->maxwidth = maxwidth;
00913   tb->caret    = true;
00914   UpdateTextBufferSize(tb);
00915 }
00916 
00923 void UpdateTextBufferSize(Textbuf *tb)
00924 {
00925   const char *buf = tb->buf;
00926 
00927   tb->width = 0;
00928   tb->size = 1; // terminating zero
00929 
00930   WChar c;
00931   while ((c = Utf8Consume(&buf)) != '\0') {
00932     tb->width += GetCharacterWidth(FS_NORMAL, c);
00933     tb->size += Utf8CharLen(c);
00934   }
00935 
00936   assert(tb->size <= tb->maxsize);
00937 
00938   tb->caretpos = tb->size - 1;
00939   tb->caretxoffs = tb->width;
00940 }
00941 
00942 bool HandleCaret(Textbuf *tb)
00943 {
00944   /* caret changed? */
00945   bool b = !!(_caret_timer & 0x20);
00946 
00947   if (b != tb->caret) {
00948     tb->caret = b;
00949     return true;
00950   }
00951   return false;
00952 }
00953 
00954 bool QueryString::HasEditBoxFocus(const Window *w, int wid) const
00955 {
00956   return ((w->window_class == WC_OSK &&
00957       _focused_window == w->parent &&
00958       w->parent->focused_widget &&
00959       w->parent->focused_widget->type == WWT_EDITBOX) ||
00960       w->IsWidgetGloballyFocused(wid));
00961 }
00962 
00963 HandleEditBoxResult QueryString::HandleEditBoxKey(Window *w, int wid, uint16 key, uint16 keycode, Window::EventState &state)
00964 {
00965   if (!QueryString::HasEditBoxFocus(w, wid)) return HEBR_NOT_FOCUSED;
00966 
00967   state = Window::ES_HANDLED;
00968 
00969   switch (keycode) {
00970     case WKC_ESC: return HEBR_CANCEL;
00971 
00972     case WKC_RETURN: case WKC_NUM_ENTER: return HEBR_CONFIRM;
00973 
00974     case (WKC_CTRL | 'V'):
00975       if (InsertTextBufferClipboard(&this->text)) w->InvalidateWidget(wid);
00976       break;
00977 
00978     case (WKC_CTRL | 'U'):
00979       DeleteTextBufferAll(&this->text);
00980       w->InvalidateWidget(wid);
00981       break;
00982 
00983     case WKC_BACKSPACE: case WKC_DELETE:
00984       if (DeleteTextBufferChar(&this->text, keycode)) w->InvalidateWidget(wid);
00985       break;
00986 
00987     case WKC_LEFT: case WKC_RIGHT: case WKC_END: case WKC_HOME:
00988       if (MoveTextBufferPos(&this->text, keycode)) w->InvalidateWidget(wid);
00989       break;
00990 
00991     default:
00992       if (IsValidChar(key, this->afilter)) {
00993         if (InsertTextBufferChar(&this->text, key)) w->InvalidateWidget(wid);
00994       } else { // key wasn't caught. Continue only if standard entry specified
00995         state = (this->afilter == CS_ALPHANUMERAL) ? Window::ES_HANDLED : Window::ES_NOT_HANDLED;
00996       }
00997   }
00998 
00999   return HEBR_EDITING;
01000 }
01001 
01002 void QueryString::HandleEditBox(Window *w, int wid)
01003 {
01004   if (HasEditBoxFocus(w, wid) && HandleCaret(&this->text)) {
01005     w->InvalidateWidget(wid);
01006     /* When we're not the OSK, notify 'our' OSK to redraw the widget,
01007      * so the caret changes appropriately. */
01008     if (w->window_class != WC_OSK) {
01009       Window *w_osk = FindWindowById(WC_OSK, 0);
01010       if (w_osk != NULL && w_osk->parent == w) w_osk->OnInvalidateData();
01011     }
01012   }
01013 }
01014 
01015 void QueryString::DrawEditBox(Window *w, int wid)
01016 {
01017   const Widget *wi = &w->widget[wid];
01018 
01019   assert((wi->type & WWT_MASK) == WWT_EDITBOX);
01020 
01021   GfxFillRect(wi->left + 1, wi->top + 1, wi->right - 1, wi->bottom - 1, 215);
01022 
01023   DrawPixelInfo dpi;
01024   int delta;
01025 
01026   /* Limit the drawing of the string inside the widget boundaries */
01027   if (!FillDrawPixelInfo(&dpi,
01028       wi->left + 4,
01029       wi->top + 1,
01030       wi->right - wi->left - 4,
01031       wi->bottom - wi->top - 1)) {
01032     return;
01033   }
01034 
01035   DrawPixelInfo *old_dpi = _cur_dpi;
01036   _cur_dpi = &dpi;
01037 
01038   /* We will take the current widget length as maximum width, with a small
01039    * space reserved at the end for the caret to show */
01040   const Textbuf *tb = &this->text;
01041 
01042   delta = (wi->right - wi->left) - tb->width - 10;
01043   if (delta > 0) delta = 0;
01044 
01045   if (tb->caretxoffs + delta < 0) delta = -tb->caretxoffs;
01046 
01047   DoDrawString(tb->buf, delta, 0, TC_YELLOW);
01048   if (HasEditBoxFocus(w, wid) && tb->caret) DoDrawString("_", tb->caretxoffs + delta, 0, TC_WHITE);
01049 
01050   _cur_dpi = old_dpi;
01051 }
01052 
01053 HandleEditBoxResult QueryStringBaseWindow::HandleEditBoxKey(int wid, uint16 key, uint16 keycode, EventState &state)
01054 {
01055   return this->QueryString::HandleEditBoxKey(this, wid, key, keycode, state);
01056 }
01057 
01058 void QueryStringBaseWindow::HandleEditBox(int wid)
01059 {
01060   this->QueryString::HandleEditBox(this, wid);
01061 }
01062 
01063 void QueryStringBaseWindow::DrawEditBox(int wid)
01064 {
01065   this->QueryString::DrawEditBox(this, wid);
01066 }
01067 
01068 void QueryStringBaseWindow::OnOpenOSKWindow(int wid)
01069 {
01070   ShowOnScreenKeyboard(this, wid, 0, 0);
01071 }
01072 
01073 enum QueryStringWidgets {
01074   QUERY_STR_WIDGET_TEXT = 3,
01075   QUERY_STR_WIDGET_DEFAULT,
01076   QUERY_STR_WIDGET_CANCEL,
01077   QUERY_STR_WIDGET_OK
01078 };
01079 
01080 
01081 struct QueryStringWindow : public QueryStringBaseWindow
01082 {
01083   QueryStringWindow(uint16 size, const WindowDesc *desc, Window *parent) : QueryStringBaseWindow(size, desc)
01084   {
01085     this->parent = parent;
01086     this->SetFocusedWidget(QUERY_STR_WIDGET_TEXT);
01087 
01088     this->FindWindowPlacementAndResize(desc);
01089   }
01090 
01091   virtual void OnPaint()
01092   {
01093     SetDParam(0, this->caption);
01094     this->DrawWidgets();
01095 
01096     this->DrawEditBox(QUERY_STR_WIDGET_TEXT);
01097   }
01098 
01099   void OnOk()
01100   {
01101     if (this->orig == NULL || strcmp(this->text.buf, this->orig) != 0) {
01102       /* If the parent is NULL, the editbox is handled by general function
01103        * HandleOnEditText */
01104       if (this->parent != NULL) {
01105         this->parent->OnQueryTextFinished(this->text.buf);
01106       } else {
01107         HandleOnEditText(this->text.buf);
01108       }
01109       this->handled = true;
01110     }
01111   }
01112 
01113   virtual void OnClick(Point pt, int widget)
01114   {
01115     switch (widget) {
01116       case QUERY_STR_WIDGET_DEFAULT:
01117         this->text.buf[0] = '\0';
01118         /* Fallthrough */
01119       case QUERY_STR_WIDGET_OK:
01120         this->OnOk();
01121         /* Fallthrough */
01122       case QUERY_STR_WIDGET_CANCEL:
01123         delete this;
01124         break;
01125     }
01126   }
01127 
01128   virtual void OnMouseLoop()
01129   {
01130     this->HandleEditBox(QUERY_STR_WIDGET_TEXT);
01131   }
01132 
01133   virtual EventState OnKeyPress(uint16 key, uint16 keycode)
01134   {
01135     EventState state;
01136     switch (this->HandleEditBoxKey(QUERY_STR_WIDGET_TEXT, key, keycode, state)) {
01137       default: NOT_REACHED();
01138       case HEBR_EDITING: {
01139         Window *osk = FindWindowById(WC_OSK, 0);
01140         if (osk != NULL && osk->parent == this) osk->OnInvalidateData();
01141       } break;
01142       case HEBR_CONFIRM: this->OnOk();
01143       /* FALL THROUGH */
01144       case HEBR_CANCEL: delete this; break; // close window, abandon changes
01145       case HEBR_NOT_FOCUSED: break;
01146     }
01147     return state;
01148   }
01149 
01150   virtual void OnOpenOSKWindow(int wid)
01151   {
01152     ShowOnScreenKeyboard(this, wid, QUERY_STR_WIDGET_CANCEL, QUERY_STR_WIDGET_OK);
01153   }
01154 
01155   ~QueryStringWindow()
01156   {
01157     if (!this->handled && this->parent != NULL) {
01158       Window *parent = this->parent;
01159       this->parent = NULL; // so parent doesn't try to delete us again
01160       parent->OnQueryTextFinished(NULL);
01161     }
01162   }
01163 };
01164 
01165 static const Widget _query_string_widgets[] = {
01166 {   WWT_CLOSEBOX,   RESIZE_NONE,  COLOUR_GREY,     0,    10,     0,    13, STR_00C5,        STR_018B_CLOSE_WINDOW},
01167 {    WWT_CAPTION,   RESIZE_NONE,  COLOUR_GREY,    11,   259,     0,    13, STR_012D,        STR_NULL},
01168 {      WWT_PANEL,   RESIZE_NONE,  COLOUR_GREY,     0,   259,    14,    29, 0x0,             STR_NULL},
01169 {    WWT_EDITBOX,   RESIZE_NONE,  COLOUR_GREY,     2,   257,    16,    27, 0x0,             STR_NULL}, // QUERY_STR_WIDGET_TEXT
01170 {    WWT_TEXTBTN,   RESIZE_NONE,  COLOUR_GREY,     0,    86,    30,    41, STR_DEFAULT,     STR_NULL}, // QUERY_STR_WIDGET_DEFAULT
01171 {    WWT_TEXTBTN,   RESIZE_NONE,  COLOUR_GREY,    87,   172,    30,    41, STR_012E_CANCEL, STR_NULL}, // QUERY_STR_WIDGET_CANCEL
01172 {    WWT_TEXTBTN,   RESIZE_NONE,  COLOUR_GREY,   173,   259,    30,    41, STR_012F_OK,     STR_NULL}, // QUERY_STR_WIDGET_OK
01173 {   WIDGETS_END},
01174 };
01175 
01176 static const WindowDesc _query_string_desc = {
01177   190, 219, 260, 42, 260, 42,
01178   WC_QUERY_STRING, WC_NONE,
01179   WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
01180   _query_string_widgets,
01181 };
01182 
01193 void ShowQueryString(StringID str, StringID caption, uint maxsize, uint maxwidth, Window *parent, CharSetFilter afilter, QueryStringFlags flags)
01194 {
01195   DeleteWindowById(WC_QUERY_STRING, 0);
01196 
01197   QueryStringWindow *w = new QueryStringWindow(maxsize, &_query_string_desc, parent);
01198 
01199   GetString(w->edit_str_buf, str, &w->edit_str_buf[maxsize - 1]);
01200   w->edit_str_buf[maxsize - 1] = '\0';
01201 
01202   if ((flags & QSF_ACCEPT_UNCHANGED) == 0) w->orig = strdup(w->edit_str_buf);
01203 
01204   if ((flags & QSF_ENABLE_DEFAULT) == 0) {
01205     /* without the "Default" button, make "Cancel" and "OK" buttons wider */
01206     w->SetWidgetHiddenState(QUERY_STR_WIDGET_DEFAULT, true);
01207     w->widget[QUERY_STR_WIDGET_CANCEL].left  = 0;
01208     w->widget[QUERY_STR_WIDGET_CANCEL].right = w->width / 2 - 1;
01209     w->widget[QUERY_STR_WIDGET_OK].left      = w->width / 2;
01210     w->widget[QUERY_STR_WIDGET_OK].right     = w->width - 1;
01211   }
01212 
01213   w->LowerWidget(QUERY_STR_WIDGET_TEXT);
01214   w->caption = caption;
01215   w->afilter = afilter;
01216   InitializeTextBuffer(&w->text, w->edit_str_buf, maxsize, maxwidth);
01217 }
01218 
01219 
01220 enum QueryWidgets {
01221   QUERY_WIDGET_CAPTION = 1,
01222   QUERY_WIDGET_NO = 3,
01223   QUERY_WIDGET_YES
01224 };
01225 
01229 struct QueryWindow : public Window {
01230   QueryCallbackProc *proc; 
01231   uint64 params[10];       
01232   StringID message;        
01233 
01234   QueryWindow(const WindowDesc *desc, StringID caption, StringID message, Window *parent, QueryCallbackProc *callback) : Window(desc)
01235   {
01236     if (parent == NULL) parent = FindWindowById(WC_MAIN_WINDOW, 0);
01237     this->parent = parent;
01238     this->left = parent->left + (parent->width / 2) - (this->width / 2);
01239     this->top = parent->top + (parent->height / 2) - (this->height / 2);
01240 
01241     /* Create a backup of the variadic arguments to strings because it will be
01242      * overridden pretty often. We will copy these back for drawing */
01243     CopyOutDParam(this->params, 0, lengthof(this->params));
01244     this->widget[QUERY_WIDGET_CAPTION].data = caption;
01245     this->message    = message;
01246     this->proc       = callback;
01247 
01248     this->FindWindowPlacementAndResize(desc);
01249   }
01250 
01251   ~QueryWindow()
01252   {
01253     if (this->proc != NULL) this->proc(this->parent, false);
01254   }
01255 
01256   virtual void OnPaint()
01257   {
01258     CopyInDParam(0, this->params, lengthof(this->params));
01259     this->DrawWidgets();
01260     CopyInDParam(0, this->params, lengthof(this->params));
01261 
01262     DrawStringMultiCenter(this->width / 2, (this->height / 2) - 10, this->message, this->width - 2);
01263   }
01264 
01265   virtual void OnClick(Point pt, int widget)
01266   {
01267     switch (widget) {
01268       case QUERY_WIDGET_YES: {
01269         /* in the Generate New World window, clicking 'Yes' causes
01270          * DeleteNonVitalWindows() to be called - we shouldn't be in a window then */
01271         QueryCallbackProc *proc = this->proc;
01272         Window *parent = this->parent;
01273         /* Prevent the destructor calling the callback function */
01274         this->proc = NULL;
01275         delete this;
01276         if (proc != NULL) {
01277           proc(parent, true);
01278           proc = NULL;
01279         }
01280       } break;
01281       case QUERY_WIDGET_NO:
01282         delete this;
01283         break;
01284     }
01285   }
01286 
01287   virtual EventState OnKeyPress(uint16 key, uint16 keycode)
01288   {
01289     /* ESC closes the window, Enter confirms the action */
01290     switch (keycode) {
01291       case WKC_RETURN:
01292       case WKC_NUM_ENTER:
01293         if (this->proc != NULL) {
01294           this->proc(this->parent, true);
01295           this->proc = NULL;
01296         }
01297         /* Fallthrough */
01298       case WKC_ESC:
01299         delete this;
01300         return ES_HANDLED;
01301     }
01302     return ES_NOT_HANDLED;
01303   }
01304 };
01305 
01306 
01307 static const Widget _query_widgets[] = {
01308 {  WWT_CLOSEBOX, RESIZE_NONE,  COLOUR_RED,      0,  10,   0,  13, STR_00C5,        STR_018B_CLOSE_WINDOW},
01309 {   WWT_CAPTION, RESIZE_NONE,  COLOUR_RED,     11, 209,   0,  13, STR_NULL,        STR_NULL},
01310 {     WWT_PANEL, RESIZE_NONE,  COLOUR_RED,      0, 209,  14,  81, 0x0, /*OVERRIDE*/STR_NULL},
01311 {WWT_PUSHTXTBTN, RESIZE_NONE,  COLOUR_YELLOW,  20,  90,  62,  73, STR_00C9_NO,     STR_NULL},
01312 {WWT_PUSHTXTBTN, RESIZE_NONE,  COLOUR_YELLOW, 120, 190,  62,  73, STR_00C8_YES,    STR_NULL},
01313 {   WIDGETS_END },
01314 };
01315 
01316 static const WindowDesc _query_desc = {
01317   WDP_CENTER, WDP_CENTER, 210, 82, 210, 82,
01318   WC_CONFIRM_POPUP_QUERY, WC_NONE,
01319   WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_UNCLICK_BUTTONS | WDF_DEF_WIDGET | WDF_MODAL,
01320   _query_widgets,
01321 };
01322 
01332 void ShowQuery(StringID caption, StringID message, Window *parent, QueryCallbackProc *callback)
01333 {
01334   new QueryWindow(&_query_desc, caption, message, parent, callback);
01335 }
01336 
01337 
01338 static const Widget _load_dialog_widgets[] = {
01339 {   WWT_CLOSEBOX,   RESIZE_NONE,  COLOUR_GREY,     0,    10,     0,    13, STR_00C5,         STR_018B_CLOSE_WINDOW},
01340 {    WWT_CAPTION,  RESIZE_RIGHT,  COLOUR_GREY,    11,   256,     0,    13, STR_NULL,         STR_018C_WINDOW_TITLE_DRAG_THIS},
01341 { WWT_PUSHTXTBTN,   RESIZE_NONE,  COLOUR_GREY,     0,   127,    14,    25, STR_SORT_BY_NAME, STR_SORT_ORDER_TIP},
01342 { WWT_PUSHTXTBTN,   RESIZE_NONE,  COLOUR_GREY,   128,   256,    14,    25, STR_SORT_BY_DATE, STR_SORT_ORDER_TIP},
01343 {      WWT_PANEL,  RESIZE_RIGHT,  COLOUR_GREY,     0,   256,    26,    47, 0x0,              STR_NULL},
01344 {      WWT_PANEL,     RESIZE_RB,  COLOUR_GREY,     0,   256,    48,   153, 0x0,              STR_NULL},
01345 { WWT_PUSHIMGBTN,     RESIZE_LR,  COLOUR_GREY,   245,   256,    48,    59, SPR_HOUSE_ICON,   STR_SAVELOAD_HOME_BUTTON},
01346 {      WWT_INSET,     RESIZE_RB,  COLOUR_GREY,     2,   243,    50,   151, 0x0,              STR_400A_LIST_OF_DRIVES_DIRECTORIES},
01347 {  WWT_SCROLLBAR,    RESIZE_LRB,  COLOUR_GREY,   245,   256,    60,   141, 0x0,              STR_0190_SCROLL_BAR_SCROLLS_LIST},
01348 {  WWT_RESIZEBOX,   RESIZE_LRTB,  COLOUR_GREY,   245,   256,   142,   153, 0x0,              STR_RESIZE_BUTTON},
01349 {   WIDGETS_END},
01350 };
01351 
01352 static const Widget _save_dialog_widgets[] = {
01353 {   WWT_CLOSEBOX,   RESIZE_NONE,  COLOUR_GREY,     0,    10,     0,    13, STR_00C5,         STR_018B_CLOSE_WINDOW},
01354 {    WWT_CAPTION,  RESIZE_RIGHT,  COLOUR_GREY,    11,   256,     0,    13, STR_NULL,         STR_018C_WINDOW_TITLE_DRAG_THIS},
01355 { WWT_PUSHTXTBTN,   RESIZE_NONE,  COLOUR_GREY,     0,   127,    14,    25, STR_SORT_BY_NAME, STR_SORT_ORDER_TIP},
01356 { WWT_PUSHTXTBTN,   RESIZE_NONE,  COLOUR_GREY,   128,   256,    14,    25, STR_SORT_BY_DATE, STR_SORT_ORDER_TIP},
01357 {      WWT_PANEL,  RESIZE_RIGHT,  COLOUR_GREY,     0,   256,    26,    47, 0x0,              STR_NULL},
01358 {      WWT_PANEL,     RESIZE_RB,  COLOUR_GREY,     0,   256,    48,   151, 0x0,              STR_NULL},
01359 { WWT_PUSHIMGBTN,     RESIZE_LR,  COLOUR_GREY,   245,   256,    48,    59, SPR_HOUSE_ICON,   STR_SAVELOAD_HOME_BUTTON},
01360 {      WWT_INSET,     RESIZE_RB,  COLOUR_GREY,     2,   243,    50,   150, 0x0,              STR_400A_LIST_OF_DRIVES_DIRECTORIES},
01361 {  WWT_SCROLLBAR,    RESIZE_LRB,  COLOUR_GREY,   245,   256,    60,   151, 0x0,              STR_0190_SCROLL_BAR_SCROLLS_LIST},
01362 {      WWT_PANEL,    RESIZE_RTB,  COLOUR_GREY,     0,   256,   152,   167, 0x0,              STR_NULL},
01363 {    WWT_EDITBOX,    RESIZE_RTB,  COLOUR_GREY,     2,   254,   154,   165, STR_SAVE_OSKTITLE, STR_400B_CURRENTLY_SELECTED_NAME},
01364 { WWT_PUSHTXTBTN,     RESIZE_TB,  COLOUR_GREY,     0,   127,   168,   179, STR_4003_DELETE,  STR_400C_DELETE_THE_CURRENTLY_SELECTED},
01365 { WWT_PUSHTXTBTN,     RESIZE_TB,  COLOUR_GREY,   128,   244,   168,   179, STR_4002_SAVE,    STR_400D_SAVE_THE_CURRENT_GAME_USING},
01366 {  WWT_RESIZEBOX,   RESIZE_LRTB,  COLOUR_GREY,   245,   256,   168,   179, 0x0,              STR_RESIZE_BUTTON},
01367 {   WIDGETS_END},
01368 };
01369 
01370 /* Colours for fios types */
01371 const TextColour _fios_colours[] = {
01372   TC_LIGHT_BLUE, TC_DARK_GREEN,  TC_DARK_GREEN, TC_ORANGE, TC_LIGHT_BROWN,
01373   TC_ORANGE,     TC_LIGHT_BROWN, TC_ORANGE,     TC_ORANGE, TC_YELLOW
01374 };
01375 
01376 void BuildFileList()
01377 {
01378   _fios_path_changed = true;
01379   FiosFreeSavegameList();
01380 
01381   switch (_saveload_mode) {
01382     case SLD_NEW_GAME:
01383     case SLD_LOAD_SCENARIO:
01384     case SLD_SAVE_SCENARIO:
01385       FiosGetScenarioList(_saveload_mode); break;
01386     case SLD_LOAD_HEIGHTMAP:
01387       FiosGetHeightmapList(_saveload_mode); break;
01388 
01389     default: FiosGetSavegameList(_saveload_mode); break;
01390   }
01391 }
01392 
01393 static void DrawFiosTexts(uint maxw)
01394 {
01395   static const char *path = NULL;
01396   static StringID str = STR_4006_UNABLE_TO_READ_DRIVE;
01397   static uint64 tot = 0;
01398 
01399   if (_fios_path_changed) {
01400     str = FiosGetDescText(&path, &tot);
01401     _fios_path_changed = false;
01402   }
01403 
01404   if (str != STR_4006_UNABLE_TO_READ_DRIVE) SetDParam(0, tot);
01405   DrawString(2, 37, str, TC_FROMSTRING);
01406   DoDrawStringTruncated(path, 2, 27, TC_BLACK, maxw);
01407 }
01408 
01409 static void MakeSortedSaveGameList()
01410 {
01411   uint sort_start = 0;
01412   uint sort_end = 0;
01413 
01414   /* Directories are always above the files (FIOS_TYPE_DIR)
01415    * Drives (A:\ (windows only) are always under the files (FIOS_TYPE_DRIVE)
01416    * Only sort savegames/scenarios, not directories
01417    */
01418   for (const FiosItem *item = _fios_items.Begin(); item != _fios_items.End(); item++) {
01419     switch (item->type) {
01420       case FIOS_TYPE_DIR:    sort_start++; break;
01421       case FIOS_TYPE_PARENT: sort_start++; break;
01422       case FIOS_TYPE_DRIVE:  sort_end++;   break;
01423       default: break;
01424     }
01425   }
01426 
01427   uint s_amount = _fios_items.Length() - sort_start - sort_end;
01428   if (s_amount > 0) {
01429     qsort(_fios_items.Get(sort_start), s_amount, sizeof(FiosItem), compare_FiosItems);
01430   }
01431 }
01432 
01433 extern void StartupEngines();
01434 
01435 struct SaveLoadWindow : public QueryStringBaseWindow {
01436 private:
01437   enum SaveLoadWindowWidgets {
01438     SLWW_CLOSE = 0,
01439     SLWW_WINDOWTITLE,
01440     SLWW_SORT_BYNAME,
01441     SLWW_SORT_BYDATE,
01442     SLWW_HOME_BUTTON = 6,
01443     SLWW_DRIVES_DIRECTORIES_LIST,
01444     SLWW_SAVE_OSK_TITLE = 10,  
01445     SLWW_DELETE_SELECTION,     
01446     SLWW_SAVE_GAME,            
01447   };
01448 
01449   FiosItem o_dir;
01450 public:
01451 
01452   void GenerateFileName()
01453   {
01454     GenerateDefaultSaveName(this->edit_str_buf, &this->edit_str_buf[this->edit_str_size - 1]);
01455   }
01456 
01457   SaveLoadWindow(const WindowDesc *desc, SaveLoadDialogMode mode) : QueryStringBaseWindow(64, desc)
01458   {
01459     static const StringID saveload_captions[] = {
01460       STR_4001_LOAD_GAME,
01461       STR_0298_LOAD_SCENARIO,
01462       STR_4000_SAVE_GAME,
01463       STR_0299_SAVE_SCENARIO,
01464       STR_LOAD_HEIGHTMAP,
01465     };
01466 
01467     SetObjectToPlace(SPR_CURSOR_ZZZ, PAL_NONE, VHM_NONE, WC_MAIN_WINDOW, 0);
01468 
01469     /* Use an array to define what will be the current file type being handled
01470      * by current file mode */
01471     switch (mode) {
01472       case SLD_SAVE_GAME:     this->GenerateFileName(); break;
01473       case SLD_SAVE_SCENARIO: strcpy(this->edit_str_buf, "UNNAMED"); break;
01474       default:                break;
01475     }
01476 
01477     assert((uint)mode < lengthof(saveload_captions));
01478 
01479     this->widget[SLWW_WINDOWTITLE].data = saveload_captions[mode];
01480     this->LowerWidget(SLWW_DRIVES_DIRECTORIES_LIST);
01481 
01482     this->afilter = CS_ALPHANUMERAL;
01483     InitializeTextBuffer(&this->text, this->edit_str_buf, this->edit_str_size, 240);
01484 
01485     /* pause is only used in single-player, non-editor mode, non-menu mode. It
01486      * will be unpaused in the WE_DESTROY event handler. */
01487     if (_game_mode != GM_MENU && !_networking && _game_mode != GM_EDITOR) {
01488       if (_pause_game >= 0) DoCommandP(0, 1, 0, CMD_PAUSE);
01489     }
01490 
01491     BuildFileList();
01492 
01493     ResetObjectToPlace();
01494 
01495     o_dir.type = FIOS_TYPE_DIRECT;
01496     switch (_saveload_mode) {
01497       case SLD_SAVE_GAME:
01498       case SLD_LOAD_GAME:
01499         FioGetDirectory(o_dir.name, lengthof(o_dir.name), SAVE_DIR);
01500         break;
01501 
01502       case SLD_SAVE_SCENARIO:
01503       case SLD_LOAD_SCENARIO:
01504         FioGetDirectory(o_dir.name, lengthof(o_dir.name), SCENARIO_DIR);
01505         break;
01506 
01507       case SLD_LOAD_HEIGHTMAP:
01508         FioGetDirectory(o_dir.name, lengthof(o_dir.name), HEIGHTMAP_DIR);
01509         break;
01510 
01511       default:
01512         strecpy(o_dir.name, _personal_dir, lastof(o_dir.name));
01513     }
01514 
01515     /* Focus the edit box by default in the save windows */
01516     if (_saveload_mode == SLD_SAVE_GAME || _saveload_mode == SLD_SAVE_SCENARIO) {
01517       this->SetFocusedWidget(SLWW_SAVE_OSK_TITLE);
01518     }
01519 
01520     this->vscroll.cap = 10;
01521     this->resize.step_width = 2;
01522     this->resize.step_height = 10;
01523 
01524     this->FindWindowPlacementAndResize(desc);
01525   }
01526 
01527   virtual ~SaveLoadWindow()
01528   {
01529     /* pause is only used in single-player, non-editor mode, non menu mode */
01530     if (!_networking && _game_mode != GM_EDITOR && _game_mode != GM_MENU) {
01531       if (_pause_game >= 0) DoCommandP(0, 0, 0, CMD_PAUSE);
01532     }
01533     FiosFreeSavegameList();
01534   }
01535 
01536   virtual void OnPaint()
01537   {
01538     int y;
01539 
01540     SetVScrollCount(this, _fios_items.Length());
01541     this->DrawWidgets();
01542     DrawFiosTexts(this->width);
01543 
01544     if (_savegame_sort_dirty) {
01545       _savegame_sort_dirty = false;
01546       MakeSortedSaveGameList();
01547     }
01548 
01549     const Widget *widg = &this->widget[SLWW_DRIVES_DIRECTORIES_LIST];
01550     GfxFillRect(widg->left + 1, widg->top + 1, widg->right, widg->bottom, 0xD7);
01551     this->DrawSortButtonState(_savegame_sort_order & SORT_BY_NAME ? SLWW_SORT_BYNAME : SLWW_SORT_BYDATE, _savegame_sort_order & SORT_DESCENDING ? SBS_DOWN : SBS_UP);
01552 
01553     y = widg->top + 1;
01554     for (uint pos = this->vscroll.pos; pos < _fios_items.Length(); pos++) {
01555       const FiosItem *item = _fios_items.Get(pos);
01556 
01557       DoDrawStringTruncated(item->title, 4, y, _fios_colours[item->type], this->width - 18);
01558       y += 10;
01559       if (y >= this->vscroll.cap * 10 + widg->top + 1) break;
01560     }
01561 
01562     if (_saveload_mode == SLD_SAVE_GAME || _saveload_mode == SLD_SAVE_SCENARIO) {
01563       this->DrawEditBox(SLWW_SAVE_OSK_TITLE);
01564     }
01565   }
01566 
01567   virtual void OnClick(Point pt, int widget)
01568   {
01569     switch (widget) {
01570       case SLWW_SORT_BYNAME: // Sort save names by name
01571         _savegame_sort_order = (_savegame_sort_order == SORT_BY_NAME) ?
01572           SORT_BY_NAME | SORT_DESCENDING : SORT_BY_NAME;
01573         _savegame_sort_dirty = true;
01574         this->SetDirty();
01575         break;
01576 
01577       case SLWW_SORT_BYDATE: // Sort save names by date
01578         _savegame_sort_order = (_savegame_sort_order == SORT_BY_DATE) ?
01579           SORT_BY_DATE | SORT_DESCENDING : SORT_BY_DATE;
01580         _savegame_sort_dirty = true;
01581         this->SetDirty();
01582         break;
01583 
01584       case SLWW_HOME_BUTTON: // OpenTTD 'button', jumps to OpenTTD directory
01585         FiosBrowseTo(&o_dir);
01586         this->SetDirty();
01587         BuildFileList();
01588         break;
01589 
01590       case SLWW_DRIVES_DIRECTORIES_LIST: { // Click the listbox
01591         int y = (pt.y - this->widget[widget].top - 1) / 10;
01592 
01593         if (y < 0 || (y += this->vscroll.pos) >= this->vscroll.count) return;
01594 
01595         const FiosItem *file = _fios_items.Get(y);
01596 
01597         char *name = FiosBrowseTo(file);
01598         if (name != NULL) {
01599           if (_saveload_mode == SLD_LOAD_GAME || _saveload_mode == SLD_LOAD_SCENARIO) {
01600             _switch_mode = (_game_mode == GM_EDITOR) ? SM_LOAD_SCENARIO : SM_LOAD;
01601 
01602             SetFiosType(file->type);
01603             strecpy(_file_to_saveload.name, name, lastof(_file_to_saveload.name));
01604             strecpy(_file_to_saveload.title, file->title, lastof(_file_to_saveload.title));
01605 
01606             delete this;
01607           } else if (_saveload_mode == SLD_LOAD_HEIGHTMAP) {
01608             SetFiosType(file->type);
01609             strecpy(_file_to_saveload.name, name, lastof(_file_to_saveload.name));
01610             strecpy(_file_to_saveload.title, file->title, lastof(_file_to_saveload.title));
01611 
01612             delete this;
01613             ShowHeightmapLoad();
01614           } else {
01615             /* SLD_SAVE_GAME, SLD_SAVE_SCENARIO copy clicked name to editbox */
01616             ttd_strlcpy(this->text.buf, file->title, this->text.maxsize);
01617             UpdateTextBufferSize(&this->text);
01618             this->InvalidateWidget(SLWW_SAVE_OSK_TITLE);
01619           }
01620         } else {
01621           /* Changed directory, need repaint. */
01622           this->SetDirty();
01623           BuildFileList();
01624         }
01625         break;
01626       }
01627 
01628       case SLWW_DELETE_SELECTION: case SLWW_SAVE_GAME: // Delete, Save game
01629         break;
01630     }
01631   }
01632 
01633   virtual void OnMouseLoop()
01634   {
01635     if (_saveload_mode == SLD_SAVE_GAME || _saveload_mode == SLD_SAVE_SCENARIO) {
01636       this->HandleEditBox(SLWW_SAVE_OSK_TITLE);
01637     }
01638   }
01639 
01640   virtual EventState OnKeyPress(uint16 key, uint16 keycode)
01641   {
01642     if (keycode == WKC_ESC) {
01643       delete this;
01644       return ES_HANDLED;
01645     }
01646 
01647     EventState state = ES_NOT_HANDLED;
01648     if ((_saveload_mode == SLD_SAVE_GAME || _saveload_mode == SLD_SAVE_SCENARIO) &&
01649         this->HandleEditBoxKey(SLWW_SAVE_OSK_TITLE, key, keycode, state) == HEBR_CONFIRM) {
01650       this->HandleButtonClick(SLWW_SAVE_GAME);
01651     }
01652 
01653     return state;
01654   }
01655 
01656   virtual void OnTimeout()
01657   {
01658     /* This test protects against using widgets 11 and 12 which are only available
01659      * in those two saveload mode */
01660     if (!(_saveload_mode == SLD_SAVE_GAME || _saveload_mode == SLD_SAVE_SCENARIO)) return;
01661 
01662     if (this->IsWidgetLowered(SLWW_DELETE_SELECTION)) { // Delete button clicked
01663       if (!FiosDelete(this->text.buf)) {
01664         ShowErrorMessage(INVALID_STRING_ID, STR_4008_UNABLE_TO_DELETE_FILE, 0, 0);
01665       } else {
01666         BuildFileList();
01667         /* Reset file name to current date on successful delete */
01668         if (_saveload_mode == SLD_SAVE_GAME) GenerateFileName();
01669       }
01670 
01671       UpdateTextBufferSize(&this->text);
01672       this->SetDirty();
01673     } else if (this->IsWidgetLowered(SLWW_SAVE_GAME)) { // Save button clicked
01674       _switch_mode = SM_SAVE;
01675       FiosMakeSavegameName(_file_to_saveload.name, this->text.buf, sizeof(_file_to_saveload.name));
01676 
01677       /* In the editor set up the vehicle engines correctly (date might have changed) */
01678       if (_game_mode == GM_EDITOR) StartupEngines();
01679     }
01680   }
01681 
01682   virtual void OnResize(Point new_size, Point delta)
01683   {
01684     /* Widget 2 and 3 have to go with halve speed, make it so obiwan */
01685     uint diff = delta.x / 2;
01686     this->widget[SLWW_SORT_BYNAME].right += diff;
01687     this->widget[SLWW_SORT_BYDATE].left  += diff;
01688     this->widget[SLWW_SORT_BYDATE].right += delta.x;
01689 
01690     /* Same for widget 11 and 12 in save-dialog */
01691     if (_saveload_mode == SLD_SAVE_GAME || _saveload_mode == SLD_SAVE_SCENARIO) {
01692       this->widget[SLWW_DELETE_SELECTION].right += diff;
01693       this->widget[SLWW_SAVE_GAME].left  += diff;
01694       this->widget[SLWW_SAVE_GAME].right += delta.x;
01695     }
01696 
01697     this->vscroll.cap += delta.y / 10;
01698   }
01699 };
01700 
01701 static const WindowDesc _load_dialog_desc = {
01702   WDP_CENTER, WDP_CENTER, 257, 154, 257, 294,
01703   WC_SAVELOAD, WC_NONE,
01704   WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_STD_BTN | WDF_UNCLICK_BUTTONS | WDF_RESIZABLE,
01705   _load_dialog_widgets,
01706 };
01707 
01708 static const WindowDesc _save_dialog_desc = {
01709   WDP_CENTER, WDP_CENTER, 257, 180, 257, 320,
01710   WC_SAVELOAD, WC_NONE,
01711   WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_STD_BTN | WDF_UNCLICK_BUTTONS | WDF_RESIZABLE,
01712   _save_dialog_widgets,
01713 };
01714 
01717 static const FileType _file_modetotype[] = {
01718   FT_SAVEGAME,  
01719   FT_SCENARIO,  
01720   FT_SAVEGAME,  
01721   FT_SCENARIO,  
01722   FT_HEIGHTMAP, 
01723   FT_SAVEGAME,  
01724 };
01725 
01726 void ShowSaveLoadDialog(SaveLoadDialogMode mode)
01727 {
01728   DeleteWindowById(WC_SAVELOAD, 0);
01729 
01730   const WindowDesc *sld;
01731   switch (mode) {
01732     case SLD_SAVE_GAME:
01733     case SLD_SAVE_SCENARIO:
01734       sld = &_save_dialog_desc; break;
01735     default:
01736       sld = &_load_dialog_desc; break;
01737   }
01738 
01739   _saveload_mode = mode;
01740   _file_to_saveload.filetype = _file_modetotype[mode];
01741 
01742   new SaveLoadWindow(sld, mode);
01743 }
01744 
01745 void RedrawAutosave()
01746 {
01747   SetWindowDirty(FindWindowById(WC_STATUS_BAR, 0));
01748 }
01749 
01750 void SetFiosType(const byte fiostype)
01751 {
01752   switch (fiostype) {
01753     case FIOS_TYPE_FILE:
01754     case FIOS_TYPE_SCENARIO:
01755       _file_to_saveload.mode = SL_LOAD;
01756       break;
01757 
01758     case FIOS_TYPE_OLDFILE:
01759     case FIOS_TYPE_OLD_SCENARIO:
01760       _file_to_saveload.mode = SL_OLD_LOAD;
01761       break;
01762 
01763 #ifdef WITH_PNG
01764     case FIOS_TYPE_PNG:
01765       _file_to_saveload.mode = SL_PNG;
01766       break;
01767 #endif /* WITH_PNG */
01768 
01769     case FIOS_TYPE_BMP:
01770       _file_to_saveload.mode = SL_BMP;
01771       break;
01772 
01773     default:
01774       _file_to_saveload.mode = SL_INVALID;
01775       break;
01776   }
01777 }

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