misc_gui.cpp

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00001 /* $Id: misc_gui.cpp 16245 2009-05-06 22:21:32Z 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 "network/network_content.h"
00022 #include "variables.h"
00023 #include "company_base.h"
00024 #include "texteff.hpp"
00025 #include "cargotype.h"
00026 #include "company_manager_face.h"
00027 #include "strings_func.h"
00028 #include "fileio_func.h"
00029 #include "fios.h"
00030 #include "zoom_func.h"
00031 #include "window_func.h"
00032 #include "string_func.h"
00033 #include "newgrf_cargo.h"
00034 #include "tilehighlight_func.h"
00035 #include "querystring_gui.h"
00036 
00037 #include "table/strings.h"
00038 
00039 /* Variables to display file lists */
00040 SaveLoadDialogMode _saveload_mode;
00041 
00042 
00043 static bool _fios_path_changed;
00044 static bool _savegame_sort_dirty;
00045 int _caret_timer;
00046 
00047 static const Widget _land_info_widgets[] = {
00048 {   WWT_CLOSEBOX,   RESIZE_NONE,  COLOUR_GREY,     0,    10,     0,    13, STR_00C5,                       STR_018B_CLOSE_WINDOW},
00049 {    WWT_CAPTION,   RESIZE_NONE,  COLOUR_GREY,    11,   299,     0,    13, STR_01A3_LAND_AREA_INFORMATION, STR_018C_WINDOW_TITLE_DRAG_THIS},
00050 {      WWT_PANEL, RESIZE_BOTTOM,  COLOUR_GREY,     0,   299,    14,    99, 0x0,                            STR_NULL},
00051 {    WIDGETS_END},
00052 };
00053 
00054 static const WindowDesc _land_info_desc(
00055   WDP_AUTO, WDP_AUTO, 300, 100, 300, 100,
00056   WC_LAND_INFO, WC_NONE,
00057   WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
00058   _land_info_widgets
00059 );
00060 
00061 class LandInfoWindow : public Window {
00062   enum {
00063     LAND_INFO_CENTERED_LINES   = 12,                       
00064     LAND_INFO_MULTICENTER_LINE = LAND_INFO_CENTERED_LINES, 
00065     LAND_INFO_LINE_END,
00066 
00067     LAND_INFO_LINE_BUFF_SIZE = 512,
00068   };
00069 
00070 public:
00071   char landinfo_data[LAND_INFO_LINE_END][LAND_INFO_LINE_BUFF_SIZE];
00072 
00073   virtual void OnPaint()
00074   {
00075     this->DrawWidgets();
00076 
00077     uint y = 21;
00078     for (uint i = 0; i < LAND_INFO_CENTERED_LINES; i++) {
00079       if (StrEmpty(this->landinfo_data[i])) break;
00080 
00081       DoDrawStringCentered(150, y, this->landinfo_data[i], i == 0 ? TC_LIGHT_BLUE : TC_FROMSTRING);
00082       y += i == 0 ? 16 : 12;
00083     }
00084 
00085     y += 6;
00086 
00087     if (!StrEmpty(this->landinfo_data[LAND_INFO_MULTICENTER_LINE])) {
00088       SetDParamStr(0, this->landinfo_data[LAND_INFO_MULTICENTER_LINE]);
00089       DrawStringMultiCenter(150, y, STR_JUST_RAW_STRING, this->width - 4);
00090     }
00091   }
00092 
00093   LandInfoWindow(TileIndex tile) : Window(&_land_info_desc) {
00094     Company *c = GetCompany(IsValidCompanyID(_local_company) ? _local_company : COMPANY_FIRST);
00095     Town *t = ClosestTownFromTile(tile, _settings_game.economy.dist_local_authority);
00096 
00097     Money old_money = c->money;
00098     c->money = INT64_MAX;
00099     CommandCost costclear = DoCommand(tile, 0, 0, DC_NONE, CMD_LANDSCAPE_CLEAR);
00100     c->money = old_money;
00101 
00102     /* Because build_date is not set yet in every TileDesc, we make sure it is empty */
00103     TileDesc td;
00104     AcceptedCargo ac;
00105 
00106     td.build_date = INVALID_DATE;
00107 
00108     /* Most tiles have only one owner, but
00109      *  - drivethrough roadstops can be build on town owned roads (up to 2 owners) and
00110      *  - roads can have up to four owners (railroad, road, tram, 3rd-roadtype "highway").
00111      */
00112     td.owner_type[0] = STR_01A7_OWNER; // At least one owner is displayed, though it might be "N/A".
00113     td.owner_type[1] = STR_NULL;       // STR_NULL results in skipping the owner
00114     td.owner_type[2] = STR_NULL;
00115     td.owner_type[3] = STR_NULL;
00116     td.owner[0] = OWNER_NONE;
00117     td.owner[1] = OWNER_NONE;
00118     td.owner[2] = OWNER_NONE;
00119     td.owner[3] = OWNER_NONE;
00120 
00121     td.station_class = STR_NULL;
00122     td.station_name = STR_NULL;
00123 
00124     td.grf = NULL;
00125 
00126     GetAcceptedCargo(tile, ac);
00127     GetTileDesc(tile, &td);
00128 
00129     uint line_nr = 0;
00130 
00131     /* Tiletype */
00132     SetDParam(0, td.dparam[0]);
00133     GetString(this->landinfo_data[line_nr], td.str, lastof(this->landinfo_data[line_nr]));
00134     line_nr++;
00135 
00136     /* Up to four owners */
00137     for (uint i = 0; i < 4; i++) {
00138       if (td.owner_type[i] == STR_NULL) continue;
00139 
00140       SetDParam(0, STR_01A6_N_A);
00141       if (td.owner[i] != OWNER_NONE && td.owner[i] != OWNER_WATER) GetNameOfOwner(td.owner[i], tile);
00142       GetString(this->landinfo_data[line_nr], td.owner_type[i], lastof(this->landinfo_data[line_nr]));
00143       line_nr++;
00144     }
00145 
00146     /* Cost to clear/revenue when cleared */
00147     StringID str = STR_01A4_COST_TO_CLEAR_N_A;
00148     if (CmdSucceeded(costclear)) {
00149       Money cost = costclear.GetCost();
00150       if (cost < 0) {
00151         cost = -cost; // Negate negative cost to a positive revenue
00152         str = STR_REVENUE_WHEN_CLEARED;
00153       } else {
00154         str = STR_01A5_COST_TO_CLEAR;
00155       }
00156       SetDParam(0, cost);
00157     }
00158     GetString(this->landinfo_data[line_nr], str, lastof(this->landinfo_data[line_nr]));
00159     line_nr++;
00160 
00161     /* Location */
00162     char tmp[16];
00163     snprintf(tmp, lengthof(tmp), "0x%.4X", tile);
00164     SetDParam(0, TileX(tile));
00165     SetDParam(1, TileY(tile));
00166     SetDParam(2, TileHeight(tile));
00167     SetDParamStr(3, tmp);
00168     GetString(this->landinfo_data[line_nr], STR_LANDINFO_COORDS, lastof(this->landinfo_data[line_nr]));
00169     line_nr++;
00170 
00171     /* Local authority */
00172     SetDParam(0, STR_01A9_NONE);
00173     if (t != NULL && t->IsValid()) {
00174       SetDParam(0, STR_TOWN);
00175       SetDParam(1, t->index);
00176     }
00177     GetString(this->landinfo_data[line_nr], STR_01A8_LOCAL_AUTHORITY, lastof(this->landinfo_data[line_nr]));
00178     line_nr++;
00179 
00180     /* Build date */
00181     if (td.build_date != INVALID_DATE) {
00182       SetDParam(0, td.build_date);
00183       GetString(this->landinfo_data[line_nr], STR_BUILD_DATE, lastof(this->landinfo_data[line_nr]));
00184       line_nr++;
00185     }
00186 
00187     /* Station class */
00188     if (td.station_class != STR_NULL) {
00189       SetDParam(0, td.station_class);
00190       GetString(this->landinfo_data[line_nr], STR_TILEDESC_STATION_CLASS, lastof(this->landinfo_data[line_nr]));
00191       line_nr++;
00192     }
00193 
00194     /* Station type name */
00195     if (td.station_name != STR_NULL) {
00196       SetDParam(0, td.station_name);
00197       GetString(this->landinfo_data[line_nr], STR_TILEDESC_STATION_TYPE, lastof(this->landinfo_data[line_nr]));
00198       line_nr++;
00199     }
00200 
00201     /* NewGRF name */
00202     if (td.grf != NULL) {
00203       SetDParamStr(0, td.grf);
00204       GetString(this->landinfo_data[line_nr], STR_TILEDESC_NEWGRF_NAME, lastof(this->landinfo_data[line_nr]));
00205       line_nr++;
00206     }
00207 
00208     assert(line_nr < LAND_INFO_CENTERED_LINES);
00209 
00210     /* Mark last line empty */
00211     this->landinfo_data[line_nr][0] = '\0';
00212 
00213     /* Cargo acceptance is displayed in a extra multiline */
00214     char *strp = GetString(this->landinfo_data[LAND_INFO_MULTICENTER_LINE], STR_01CE_CARGO_ACCEPTED, lastof(this->landinfo_data[LAND_INFO_MULTICENTER_LINE]));
00215     bool found = false;
00216 
00217     for (CargoID i = 0; i < NUM_CARGO; ++i) {
00218       if (ac[i] > 0) {
00219         /* Add a comma between each item. */
00220         if (found) {
00221           *strp++ = ',';
00222           *strp++ = ' ';
00223         }
00224         found = true;
00225 
00226         /* If the accepted value is less than 8, show it in 1/8:ths */
00227         if (ac[i] < 8) {
00228           SetDParam(0, ac[i]);
00229           SetDParam(1, GetCargo(i)->name);
00230           strp = GetString(strp, STR_01D1_8, lastof(this->landinfo_data[LAND_INFO_MULTICENTER_LINE]));
00231         } else {
00232           strp = GetString(strp, GetCargo(i)->name, lastof(this->landinfo_data[LAND_INFO_MULTICENTER_LINE]));
00233         }
00234       }
00235     }
00236     if (!found) this->landinfo_data[LAND_INFO_MULTICENTER_LINE][0] = '\0';
00237 
00238     if (found) line_nr += 2;
00239 
00240     if (line_nr > 6) ResizeWindow(this, 0, 12 * (line_nr - 6));
00241 
00242     this->FindWindowPlacementAndResize(&_land_info_desc);
00243 
00244 #if defined(_DEBUG)
00245 # define LANDINFOD_LEVEL 0
00246 #else
00247 # define LANDINFOD_LEVEL 1
00248 #endif
00249     DEBUG(misc, LANDINFOD_LEVEL, "TILE: %#x (%i,%i)", tile, TileX(tile), TileY(tile));
00250     DEBUG(misc, LANDINFOD_LEVEL, "type_height  = %#x", _m[tile].type_height);
00251     DEBUG(misc, LANDINFOD_LEVEL, "m1           = %#x", _m[tile].m1);
00252     DEBUG(misc, LANDINFOD_LEVEL, "m2           = %#x", _m[tile].m2);
00253     DEBUG(misc, LANDINFOD_LEVEL, "m3           = %#x", _m[tile].m3);
00254     DEBUG(misc, LANDINFOD_LEVEL, "m4           = %#x", _m[tile].m4);
00255     DEBUG(misc, LANDINFOD_LEVEL, "m5           = %#x", _m[tile].m5);
00256     DEBUG(misc, LANDINFOD_LEVEL, "m6           = %#x", _m[tile].m6);
00257     DEBUG(misc, LANDINFOD_LEVEL, "m7           = %#x", _me[tile].m7);
00258 #undef LANDINFOD_LEVEL
00259   }
00260 };
00261 
00262 static void Place_LandInfo(TileIndex tile)
00263 {
00264   DeleteWindowById(WC_LAND_INFO, 0);
00265   new LandInfoWindow(tile);
00266 }
00267 
00268 void PlaceLandBlockInfo()
00269 {
00270   if (_cursor.sprite == SPR_CURSOR_QUERY) {
00271     ResetObjectToPlace();
00272   } else {
00273     _place_proc = Place_LandInfo;
00274     SetObjectToPlace(SPR_CURSOR_QUERY, PAL_NONE, VHM_RECT, WC_MAIN_TOOLBAR, 0);
00275   }
00276 }
00277 
00278 static const Widget _about_widgets[] = {
00279 {   WWT_CLOSEBOX,   RESIZE_NONE,  COLOUR_GREY,     0,    10,     0,    13, STR_00C5,         STR_018B_CLOSE_WINDOW},
00280 {    WWT_CAPTION,   RESIZE_NONE,  COLOUR_GREY,    11,   419,     0,    13, STR_015B_OPENTTD, STR_NULL},
00281 {      WWT_PANEL,   RESIZE_NONE,  COLOUR_GREY,     0,   419,    14,   271, 0x0,              STR_NULL},
00282 {      WWT_FRAME,   RESIZE_NONE,  COLOUR_GREY,     5,   414,    40,   245, STR_NULL,         STR_NULL},
00283 {    WIDGETS_END},
00284 };
00285 
00286 static const WindowDesc _about_desc(
00287   WDP_CENTER, WDP_CENTER, 420, 272, 420, 272,
00288   WC_GAME_OPTIONS, WC_NONE,
00289   WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
00290   _about_widgets
00291 );
00292 
00293 struct AboutWindow : public Window {
00294   int scroll_height;
00295   uint16 counter;
00296 
00297   AboutWindow() : Window(&_about_desc)
00298   {
00299     this->counter = 5;
00300     this->scroll_height = this->height - 40;
00301     this->FindWindowPlacementAndResize(&_about_desc);
00302   }
00303 
00304   virtual void OnPaint()
00305   {
00306     static const char *credits[] = {
00307       /*************************************************************************
00308        *                      maximum length of string which fits in window   -^*/
00309       "Original design by Chris Sawyer",
00310       "Original graphics by Simon Foster",
00311       "",
00312       "The OpenTTD team (in alphabetical order):",
00313       "  Jean-Francois Claeys (Belugas) - GUI, newindustries and more",
00314       "  Bjarni Corfitzen (Bjarni) - MacOSX port, coder and vehicles",
00315       "  Matthijs Kooijman (blathijs) - Pathfinder-guru, pool rework",
00316       "  Victor Fischer (Celestar) - Programming everywhere you need him to",
00317       "  Christoph Elsenhans (frosch) - General coding",
00318       "  Lo\xC3\xAF""c Guilloux (glx) - Windows Expert",
00319       "  Michael Lutz (michi_cc) - Path based signals",
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       "  Zdenek Sojka (SmatZ) - Bug finder and fixer",
00324       "  Thijs Marinussen (Yexo) - AI Framework",
00325       "",
00326       "Inactive Developers:",
00327       "  Tam\xC3\xA1s Farag\xC3\xB3 (Darkvater) - Ex-Lead coder",
00328       "  Jaroslav Mazanec (KUDr) - YAPG (Yet Another Pathfinder God) ;)",
00329       "  Jonathan Coome (Maedhros) - High priest of the NewGRF Temple",
00330       "  Attila B\xC3\xA1n (MiHaMiX) - WebTranslator, Nightlies, Wiki and bugtracker host",
00331       "  Christoph Mallon (Tron) - Programmer, code correctness police",
00332       "",
00333       "Retired Developers:",
00334       "  Ludvig Strigeus (ludde) - OpenTTD author, main coder (0.1 - 0.3.3)",
00335       "  Serge Paquet (vurlix) - Assistant project manager, coder (0.1 - 0.3.3)",
00336       "  Dominik Scherer (dominik81) - Lead programmer, GUI expert (0.3.0 - 0.3.6)",
00337       "  Benedikt Brüggemeier (skidd13) - Bug fixer and code reworker",
00338       "  Patric Stout (TrueLight) - Programmer, webhoster (0.3 - pre0.7)",
00339       "",
00340       "Special thanks go out to:",
00341       "  Josef Drexler - For his great work on TTDPatch",
00342       "  Marcin Grzegorczyk - For his documentation of TTD internals",
00343       "  Petr Baudis (pasky) - Many patches, newGRF support",
00344       "  Stefan Meißner (sign_de) - For his work on the console",
00345       "  Simon Sasburg (HackyKid) - Many bugfixes he has blessed us with",
00346       "  Cian Duffy (MYOB) - BeOS port / manual writing",
00347       "  Christian Rosentreter (tokai) - MorphOS / AmigaOS port",
00348       "  Richard Kempton (richK) - additional airports, initial TGP implementation",
00349       "",
00350       "  Alberto Demichelis - Squirrel scripting language © 2003-2008",
00351       "  Michael Blunck - Pre-Signals and Semaphores © 2003",
00352       "  George - Canal/Lock graphics © 2003-2004",
00353       "  David Dallaston - Tram tracks",
00354       "  Marcin Grzegorczyk - Foundations for Tracks on Slopes",
00355       "  All Translators - Who made OpenTTD a truly international game",
00356       "  Bug Reporters - Without whom OpenTTD would still be full of bugs!",
00357       "",
00358       "",
00359       "And last but not least:",
00360       "  Chris Sawyer - For an amazing game!"
00361     };
00362 
00363     this->DrawWidgets();
00364 
00365     /* Show original copyright and revision version */
00366     DrawStringCentered(210, 17, STR_00B6_ORIGINAL_COPYRIGHT, TC_FROMSTRING);
00367     DrawStringCentered(210, 17 + 10, STR_00B7_VERSION, TC_FROMSTRING);
00368 
00369     int y = this->scroll_height;
00370 
00371     /* Show all scrolling credits */
00372     for (uint i = 0; i < lengthof(credits); i++) {
00373       if (y >= 50 && y < (this->height - 40)) {
00374         DoDrawString(credits[i], 10, y, TC_BLACK);
00375       }
00376       y += 10;
00377     }
00378 
00379     /* If the last text has scrolled start a new from the start */
00380     if (y < 50) this->scroll_height = this->height - 40;
00381 
00382     DoDrawStringCentered(210, this->height - 25, "Website: http://www.openttd.org", TC_BLACK);
00383     DrawStringCentered(210, this->height - 15, STR_00BA_COPYRIGHT_OPENTTD, TC_FROMSTRING);
00384   }
00385 
00386   virtual void OnTick()
00387   {
00388     if (--this->counter == 0) {
00389       this->counter = 5;
00390       this->scroll_height--;
00391       this->SetDirty();
00392     }
00393   }
00394 };
00395 
00396 void ShowAboutWindow()
00397 {
00398   DeleteWindowById(WC_GAME_OPTIONS, 0);
00399   new AboutWindow();
00400 }
00401 
00402 static const Widget _errmsg_widgets[] = {
00403 {   WWT_CLOSEBOX,   RESIZE_NONE,    COLOUR_RED,     0,    10,     0,    13, STR_00C5,         STR_018B_CLOSE_WINDOW},
00404 {    WWT_CAPTION,   RESIZE_NONE,    COLOUR_RED,    11,   239,     0,    13, STR_00B2_MESSAGE, STR_NULL},
00405 {      WWT_PANEL,   RESIZE_BOTTOM,  COLOUR_RED,     0,   239,    14,    45, 0x0,              STR_NULL},
00406 {    WIDGETS_END},
00407 };
00408 
00409 static const Widget _errmsg_face_widgets[] = {
00410 {   WWT_CLOSEBOX,   RESIZE_NONE,    COLOUR_RED,     0,    10,     0,    13, STR_00C5,              STR_018B_CLOSE_WINDOW},
00411 {    WWT_CAPTION,   RESIZE_NONE,    COLOUR_RED,    11,   333,     0,    13, STR_00B3_MESSAGE_FROM, STR_NULL},
00412 {      WWT_PANEL,   RESIZE_BOTTOM,  COLOUR_RED,     0,   333,    14,   136, 0x0,                   STR_NULL},
00413 {   WIDGETS_END},
00414 };
00415 
00416 struct ErrmsgWindow : public Window {
00417 private:
00418   uint duration;
00419   uint64 decode_params[20];
00420   StringID message_1;
00421   StringID message_2;
00422   bool show_company_manager_face;
00423 
00424   int y[2];
00425 
00426 public:
00427   ErrmsgWindow(Point pt, int width, int height, StringID msg1, StringID msg2, const Widget *widget, bool show_company_manager_face) :
00428       Window(pt.x, pt.y, width, height, WC_ERRMSG, widget),
00429       show_company_manager_face(show_company_manager_face)
00430   {
00431     this->duration = _settings_client.gui.errmsg_duration;
00432     CopyOutDParam(this->decode_params, 0, lengthof(this->decode_params));
00433     this->message_1 = msg1;
00434     this->message_2 = msg2;
00435     this->desc_flags = WDF_STD_BTN | WDF_DEF_WIDGET;
00436 
00437     SwitchToErrorRefStack();
00438     RewindTextRefStack();
00439 
00440     assert(msg2 != INVALID_STRING_ID);
00441 
00442     int h2 = 3 + GetStringHeight(msg2, width - 2); // msg2 is printed first
00443     int h1 = (msg1 == INVALID_STRING_ID) ? 0 : 3 + GetStringHeight(msg1, width - 2);
00444 
00445     SwitchToNormalRefStack();
00446 
00447     int h = 15 + h1 + h2;
00448     height = max<int>(height, h);
00449 
00450     if (msg1 == INVALID_STRING_ID) {
00451       /* only 1 line will be printed */
00452       y[1] = (height - 15) / 2 + 15 - 5;
00453     } else {
00454       int over = (height - h) / 4;
00455 
00456       y[1] = 15 + h2 / 2 + 1 - 5 + over;
00457       y[0] = height - 3 - h1 / 2 - 5 - over;
00458     }
00459 
00460     this->FindWindowPlacementAndResize(width, height);
00461   }
00462 
00463   virtual void OnPaint()
00464   {
00465     CopyInDParam(0, this->decode_params, lengthof(this->decode_params));
00466     this->DrawWidgets();
00467     CopyInDParam(0, this->decode_params, lengthof(this->decode_params));
00468 
00469     /* If the error message comes from a NewGRF, we must use the text ref. stack reserved for error messages.
00470      * 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
00471      */
00472     SwitchToErrorRefStack();
00473     RewindTextRefStack();
00474 
00475     if (this->show_company_manager_face) {
00476       const Company *c = GetCompany((CompanyID)GetDParamX(this->decode_params, 2));
00477       DrawCompanyManagerFace(c->face, c->colour, 2, 16);
00478     }
00479 
00480     DrawStringMultiCenter(this->width - 120, y[1], this->message_2, this->width - 2);
00481     if (this->message_1 != INVALID_STRING_ID) DrawStringMultiCenter(this->width - 120, y[0], this->message_1, this->width - 2);
00482 
00483     /* Switch back to the normal text ref. stack for NewGRF texts */
00484     SwitchToNormalRefStack();
00485   }
00486 
00487   virtual void OnMouseLoop()
00488   {
00489     if (_right_button_down) delete this;
00490   }
00491 
00492   virtual void OnHundredthTick()
00493   {
00494     if (--this->duration == 0) delete this;
00495   }
00496 
00497   ~ErrmsgWindow()
00498   {
00499     SetRedErrorSquare(INVALID_TILE);
00500     extern StringID _switch_mode_errorstr;
00501     _switch_mode_errorstr = INVALID_STRING_ID;
00502   }
00503 
00504   virtual EventState OnKeyPress(uint16 key, uint16 keycode)
00505   {
00506     if (keycode != WKC_SPACE) return ES_NOT_HANDLED;
00507     delete this;
00508     return ES_HANDLED;
00509   }
00510 };
00511 
00512 void ShowErrorMessage(StringID msg_1, StringID msg_2, int x, int y)
00513 {
00514   DeleteWindowById(WC_ERRMSG, 0);
00515 
00516   if (!_settings_client.gui.errmsg_duration) return;
00517 
00518   if (msg_2 == STR_NULL) msg_2 = STR_EMPTY;
00519 
00520   Point pt;
00521   const ViewPort *vp;
00522 
00523   if (msg_1 != STR_013B_OWNED_BY || GetDParam(2) >= MAX_COMPANIES) {
00524     if ((x | y) != 0) {
00525       pt = RemapCoords2(x, y);
00526       vp = FindWindowById(WC_MAIN_WINDOW, 0)->viewport;
00527 
00528       /* move x pos to opposite corner */
00529       pt.x = UnScaleByZoom(pt.x - vp->virtual_left, vp->zoom) + vp->left;
00530       pt.x = (pt.x < (_screen.width >> 1)) ? _screen.width - 260 : 20;
00531 
00532       /* move y pos to opposite corner */
00533       pt.y = UnScaleByZoom(pt.y - vp->virtual_top, vp->zoom) + vp->top;
00534       pt.y = (pt.y < (_screen.height >> 1)) ? _screen.height - 80 : 100;
00535 
00536     } else {
00537       pt.x = (_screen.width - 240) >> 1;
00538       pt.y = (_screen.height - 46) >> 1;
00539     }
00540     new ErrmsgWindow(pt, 240, 46, msg_1, msg_2, _errmsg_widgets, false);
00541   } else {
00542     if ((x | y) != 0) {
00543       pt = RemapCoords2(x, y);
00544       vp = FindWindowById(WC_MAIN_WINDOW, 0)->viewport;
00545       pt.x = Clamp(UnScaleByZoom(pt.x - vp->virtual_left, vp->zoom) + vp->left - (334 / 2),  0, _screen.width  - 334);
00546       pt.y = Clamp(UnScaleByZoom(pt.y - vp->virtual_top,  vp->zoom) + vp->top  - (137 / 2), 22, _screen.height - 137);
00547     } else {
00548       pt.x = (_screen.width  - 334) >> 1;
00549       pt.y = (_screen.height - 137) >> 1;
00550     }
00551     new ErrmsgWindow(pt, 334, 137, msg_1, msg_2, _errmsg_face_widgets, true);
00552   }
00553 }
00554 
00555 void ShowEstimatedCostOrIncome(Money cost, int x, int y)
00556 {
00557   StringID msg = STR_0805_ESTIMATED_COST;
00558 
00559   if (cost < 0) {
00560     cost = -cost;
00561     msg = STR_0807_ESTIMATED_INCOME;
00562   }
00563   SetDParam(0, cost);
00564   ShowErrorMessage(INVALID_STRING_ID, msg, x, y);
00565 }
00566 
00567 void ShowCostOrIncomeAnimation(int x, int y, int z, Money cost)
00568 {
00569   Point pt = RemapCoords(x, y, z);
00570   StringID msg = STR_0801_COST;
00571 
00572   if (cost < 0) {
00573     cost = -cost;
00574     msg = STR_0803_INCOME;
00575   }
00576   SetDParam(0, cost);
00577   AddTextEffect(msg, pt.x, pt.y, 0x250, TE_RISING);
00578 }
00579 
00580 void ShowFeederIncomeAnimation(int x, int y, int z, Money cost)
00581 {
00582   Point pt = RemapCoords(x, y, z);
00583 
00584   SetDParam(0, cost);
00585   AddTextEffect(STR_FEEDER, pt.x, pt.y, 0x250, TE_RISING);
00586 }
00587 
00588 TextEffectID ShowFillingPercent(int x, int y, int z, uint8 percent, StringID string)
00589 {
00590   Point pt = RemapCoords(x, y, z);
00591 
00592   assert(string != STR_NULL);
00593 
00594   SetDParam(0, percent);
00595   return AddTextEffect(string, pt.x, pt.y, 0xFFFF, TE_STATIC);
00596 }
00597 
00598 void UpdateFillingPercent(TextEffectID te_id, uint8 percent, StringID string)
00599 {
00600   assert(string != STR_NULL);
00601 
00602   SetDParam(0, percent);
00603   UpdateTextEffect(te_id, string);
00604 }
00605 
00606 void HideFillingPercent(TextEffectID *te_id)
00607 {
00608   if (*te_id == INVALID_TE_ID) return;
00609 
00610   RemoveTextEffect(*te_id);
00611   *te_id = INVALID_TE_ID;
00612 }
00613 
00614 static const Widget _tooltips_widgets[] = {
00615 {      WWT_PANEL,   RESIZE_NONE,  COLOUR_GREY,     0,   199,     0,    31, 0x0, STR_NULL},
00616 {   WIDGETS_END},
00617 };
00618 
00619 struct TooltipsWindow : public Window
00620 {
00621   StringID string_id;
00622   byte paramcount;
00623   uint64 params[5];
00624   bool use_left_mouse_button;
00625 
00626   TooltipsWindow(int x, int y, int width, int height, const Widget *widget,
00627                  StringID str, uint paramcount, const uint64 params[], bool use_left_mouse_button) :
00628       Window(x, y, width, height, WC_TOOLTIPS, widget)
00629   {
00630     this->string_id = str;
00631     assert(sizeof(this->params[0]) == sizeof(params[0]));
00632     assert(paramcount <= lengthof(this->params));
00633     memcpy(this->params, params, sizeof(this->params[0]) * paramcount);
00634     this->paramcount = paramcount;
00635     this->use_left_mouse_button = use_left_mouse_button;
00636 
00637     this->flags4 &= ~WF_WHITE_BORDER_MASK; // remove white-border from tooltip
00638     this->widget[0].right = width;
00639     this->widget[0].bottom = height;
00640 
00641     FindWindowPlacementAndResize(width, height);
00642   }
00643 
00644   virtual void OnPaint()
00645   {
00646     GfxFillRect(0, 0, this->width - 1, this->height - 1, 0);
00647     GfxFillRect(1, 1, this->width - 2, this->height - 2, 0x44);
00648 
00649     for (uint arg = 0; arg < this->paramcount; arg++) {
00650       SetDParam(arg, this->params[arg]);
00651     }
00652     DrawStringMultiCenter((this->width >> 1), (this->height >> 1) - 5, this->string_id, this->width - 2);
00653   }
00654 
00655   virtual void OnMouseLoop()
00656   {
00657     /* We can show tooltips while dragging tools. These are shown as long as
00658      * we are dragging the tool. Normal tooltips work with rmb */
00659     if (this->use_left_mouse_button ? !_left_button_down : !_right_button_down) delete this;
00660   }
00661 };
00662 
00669 void GuiShowTooltips(StringID str, uint paramcount, const uint64 params[], bool use_left_mouse_button)
00670 {
00671   DeleteWindowById(WC_TOOLTIPS, 0);
00672 
00673   if (str == STR_NULL) return;
00674 
00675   for (uint i = 0; i != paramcount; i++) SetDParam(i, params[i]);
00676   char buffer[512];
00677   GetString(buffer, str, lastof(buffer));
00678 
00679   Dimension br = GetStringBoundingBox(buffer);
00680   br.width += 6; br.height += 4; // increase slightly to have some space around the box
00681 
00682   /* Cut tooltip length to 200 pixels max, wrap to new line if longer */
00683   if (br.width > 200) {
00684     br.height += ((br.width - 4) / 176) * 10;
00685     br.width = 200;
00686   }
00687 
00688   /* Correctly position the tooltip position, watch out for window and cursor size
00689    * Clamp value to below main toolbar and above statusbar. If tooltip would
00690    * go below window, flip it so it is shown above the cursor */
00691   int y = Clamp(_cursor.pos.y + _cursor.size.y + _cursor.offs.y + 5, 22, _screen.height - 12);
00692   if (y + br.height > _screen.height - 12) y = _cursor.pos.y + _cursor.offs.y - br.height - 5;
00693   int x = Clamp(_cursor.pos.x - (br.width >> 1), 0, _screen.width - br.width);
00694 
00695   new TooltipsWindow(x, y, br.width, br.height, _tooltips_widgets, str, paramcount, params, use_left_mouse_button);
00696 }
00697 
00698 
00699 static int DrawStationCoverageText(const AcceptedCargo cargo,
00700   int str_x, int str_y, StationCoverageType sct, bool supplies)
00701 {
00702   bool first = true;
00703 
00704   char string[512];
00705   char *b = InlineString(string, supplies ? STR_SUPPLIES : STR_000D_ACCEPTS);
00706 
00707   for (CargoID i = 0; i < NUM_CARGO; i++) {
00708     if (b >= lastof(string) - (1 + 2 * 4)) break; // ',' or ' ' and two calls to Utf8Encode()
00709     switch (sct) {
00710       case SCT_PASSENGERS_ONLY: if (!IsCargoInClass(i, CC_PASSENGERS)) continue; break;
00711       case SCT_NON_PASSENGERS_ONLY: if (IsCargoInClass(i, CC_PASSENGERS)) continue; break;
00712       case SCT_ALL: break;
00713       default: NOT_REACHED();
00714     }
00715     if (cargo[i] >= (supplies ? 1U : 8U)) {
00716       if (first) {
00717         first = false;
00718       } else {
00719         /* Add a comma if this is not the first item */
00720         *b++ = ',';
00721         *b++ = ' ';
00722       }
00723       b = InlineString(b, GetCargo(i)->name);
00724     }
00725   }
00726 
00727   /* If first is still true then no cargo is accepted */
00728   if (first) b = InlineString(b, STR_00D0_NOTHING);
00729 
00730   *b = '\0';
00731 
00732   /* Make sure we detect any buffer overflow */
00733   assert(b < endof(string));
00734 
00735   SetDParamStr(0, string);
00736   return DrawStringMultiLine(str_x, str_y, STR_JUST_RAW_STRING, 144);
00737 }
00738 
00748 int DrawStationCoverageAreaText(int sx, int sy, StationCoverageType sct, int rad, bool supplies)
00749 {
00750   TileIndex tile = TileVirtXY(_thd.pos.x, _thd.pos.y);
00751   AcceptedCargo cargo;
00752   if (tile < MapSize()) {
00753     if (supplies) {
00754       GetProductionAroundTiles(cargo, tile, _thd.size.x / TILE_SIZE, _thd.size.y / TILE_SIZE , rad);
00755     } else {
00756       GetAcceptanceAroundTiles(cargo, tile, _thd.size.x / TILE_SIZE, _thd.size.y / TILE_SIZE , rad);
00757     }
00758     return sy + DrawStationCoverageText(cargo, sx, sy, sct, supplies);
00759   }
00760 
00761   return sy;
00762 }
00763 
00764 void CheckRedrawStationCoverage(const Window *w)
00765 {
00766   if (_thd.dirty & 1) {
00767     _thd.dirty &= ~1;
00768     SetWindowDirty(w);
00769   }
00770 }
00771 
00772 /* Delete a character at the caret position in a text buf.
00773  * If backspace is set, delete the character before the caret,
00774  * else delete the character after it. */
00775 static void DelChar(Textbuf *tb, bool backspace)
00776 {
00777   WChar c;
00778   char *s = tb->buf + tb->caretpos;
00779 
00780   if (backspace) s = Utf8PrevChar(s);
00781 
00782   uint16 len = (uint16)Utf8Decode(&c, s);
00783   uint width = GetCharacterWidth(FS_NORMAL, c);
00784 
00785   tb->width  -= width;
00786   if (backspace) {
00787     tb->caretpos   -= len;
00788     tb->caretxoffs -= width;
00789   }
00790 
00791   /* Move the remaining characters over the marker */
00792   memmove(s, s + len, tb->size - (s - tb->buf) - len);
00793   tb->size -= len;
00794 }
00795 
00803 bool DeleteTextBufferChar(Textbuf *tb, int delmode)
00804 {
00805   if (delmode == WKC_BACKSPACE && tb->caretpos != 0) {
00806     DelChar(tb, true);
00807     return true;
00808   } else if (delmode == WKC_DELETE && tb->caretpos < tb->size - 1) {
00809     DelChar(tb, false);
00810     return true;
00811   }
00812 
00813   return false;
00814 }
00815 
00820 void DeleteTextBufferAll(Textbuf *tb)
00821 {
00822   memset(tb->buf, 0, tb->maxsize);
00823   tb->size = 1;
00824   tb->width = tb->caretpos = tb->caretxoffs = 0;
00825 }
00826 
00835 bool InsertTextBufferChar(Textbuf *tb, WChar key)
00836 {
00837   const byte charwidth = GetCharacterWidth(FS_NORMAL, key);
00838   uint16 len = (uint16)Utf8CharLen(key);
00839   if (tb->size + len <= tb->maxsize && (tb->maxwidth == 0 || tb->width + charwidth <= tb->maxwidth)) {
00840     memmove(tb->buf + tb->caretpos + len, tb->buf + tb->caretpos, tb->size - tb->caretpos);
00841     Utf8Encode(tb->buf + tb->caretpos, key);
00842     tb->size  += len;
00843     tb->width += charwidth;
00844 
00845     tb->caretpos   += len;
00846     tb->caretxoffs += charwidth;
00847     return true;
00848   }
00849   return false;
00850 }
00851 
00859 bool MoveTextBufferPos(Textbuf *tb, int navmode)
00860 {
00861   switch (navmode) {
00862     case WKC_LEFT:
00863       if (tb->caretpos != 0) {
00864         WChar c;
00865         const char *s = Utf8PrevChar(tb->buf + tb->caretpos);
00866         Utf8Decode(&c, s);
00867         tb->caretpos    = s - tb->buf; // -= (tb->buf + tb->caretpos - s)
00868         tb->caretxoffs -= GetCharacterWidth(FS_NORMAL, c);
00869 
00870         return true;
00871       }
00872       break;
00873 
00874     case WKC_RIGHT:
00875       if (tb->caretpos < tb->size - 1) {
00876         WChar c;
00877 
00878         tb->caretpos   += (uint16)Utf8Decode(&c, tb->buf + tb->caretpos);
00879         tb->caretxoffs += GetCharacterWidth(FS_NORMAL, c);
00880 
00881         return true;
00882       }
00883       break;
00884 
00885     case WKC_HOME:
00886       tb->caretpos = 0;
00887       tb->caretxoffs = 0;
00888       return true;
00889 
00890     case WKC_END:
00891       tb->caretpos = tb->size - 1;
00892       tb->caretxoffs = tb->width;
00893       return true;
00894 
00895     default:
00896       break;
00897   }
00898 
00899   return false;
00900 }
00901 
00911 void InitializeTextBuffer(Textbuf *tb, char *buf, uint16 maxsize, uint16 maxwidth)
00912 {
00913   assert(maxsize != 0);
00914 
00915   tb->buf      = buf;
00916   tb->maxsize  = maxsize;
00917   tb->maxwidth = maxwidth;
00918   tb->caret    = true;
00919   UpdateTextBufferSize(tb);
00920 }
00921 
00928 void UpdateTextBufferSize(Textbuf *tb)
00929 {
00930   const char *buf = tb->buf;
00931 
00932   tb->width = 0;
00933   tb->size = 1; // terminating zero
00934 
00935   WChar c;
00936   while ((c = Utf8Consume(&buf)) != '\0') {
00937     tb->width += GetCharacterWidth(FS_NORMAL, c);
00938     tb->size += Utf8CharLen(c);
00939   }
00940 
00941   assert(tb->size <= tb->maxsize);
00942 
00943   tb->caretpos = tb->size - 1;
00944   tb->caretxoffs = tb->width;
00945 }
00946 
00947 bool HandleCaret(Textbuf *tb)
00948 {
00949   /* caret changed? */
00950   bool b = !!(_caret_timer & 0x20);
00951 
00952   if (b != tb->caret) {
00953     tb->caret = b;
00954     return true;
00955   }
00956   return false;
00957 }
00958 
00959 bool QueryString::HasEditBoxFocus(const Window *w, int wid) const
00960 {
00961   return ((w->window_class == WC_OSK &&
00962       _focused_window == w->parent &&
00963       w->parent->focused_widget &&
00964       w->parent->focused_widget->type == WWT_EDITBOX) ||
00965       w->IsWidgetGloballyFocused(wid));
00966 }
00967 
00968 HandleEditBoxResult QueryString::HandleEditBoxKey(Window *w, int wid, uint16 key, uint16 keycode, Window::EventState &state)
00969 {
00970   if (!QueryString::HasEditBoxFocus(w, wid)) return HEBR_NOT_FOCUSED;
00971 
00972   state = Window::ES_HANDLED;
00973 
00974   switch (keycode) {
00975     case WKC_ESC: return HEBR_CANCEL;
00976 
00977     case WKC_RETURN: case WKC_NUM_ENTER: return HEBR_CONFIRM;
00978 
00979     case (WKC_CTRL | 'V'):
00980       if (InsertTextBufferClipboard(&this->text)) w->InvalidateWidget(wid);
00981       break;
00982 
00983     case (WKC_CTRL | 'U'):
00984       DeleteTextBufferAll(&this->text);
00985       w->InvalidateWidget(wid);
00986       break;
00987 
00988     case WKC_BACKSPACE: case WKC_DELETE:
00989       if (DeleteTextBufferChar(&this->text, keycode)) w->InvalidateWidget(wid);
00990       break;
00991 
00992     case WKC_LEFT: case WKC_RIGHT: case WKC_END: case WKC_HOME:
00993       if (MoveTextBufferPos(&this->text, keycode)) w->InvalidateWidget(wid);
00994       break;
00995 
00996     default:
00997       if (IsValidChar(key, this->afilter)) {
00998         if (InsertTextBufferChar(&this->text, key)) w->InvalidateWidget(wid);
00999       } else {
01000         state = Window::ES_NOT_HANDLED;
01001       }
01002   }
01003 
01004   return HEBR_EDITING;
01005 }
01006 
01007 void QueryString::HandleEditBox(Window *w, int wid)
01008 {
01009   if (HasEditBoxFocus(w, wid) && HandleCaret(&this->text)) {
01010     w->InvalidateWidget(wid);
01011     /* When we're not the OSK, notify 'our' OSK to redraw the widget,
01012      * so the caret changes appropriately. */
01013     if (w->window_class != WC_OSK) {
01014       Window *w_osk = FindWindowById(WC_OSK, 0);
01015       if (w_osk != NULL && w_osk->parent == w) w_osk->OnInvalidateData();
01016     }
01017   }
01018 }
01019 
01020 void QueryString::DrawEditBox(Window *w, int wid)
01021 {
01022   const Widget *wi = &w->widget[wid];
01023 
01024   assert((wi->type & WWT_MASK) == WWT_EDITBOX);
01025 
01026   GfxFillRect(wi->left + 1, wi->top + 1, wi->right - 1, wi->bottom - 1, 215);
01027 
01028   DrawPixelInfo dpi;
01029   int delta;
01030 
01031   /* Limit the drawing of the string inside the widget boundaries */
01032   if (!FillDrawPixelInfo(&dpi,
01033       wi->left + 4,
01034       wi->top + 1,
01035       wi->right - wi->left - 4,
01036       wi->bottom - wi->top - 1)) {
01037     return;
01038   }
01039 
01040   DrawPixelInfo *old_dpi = _cur_dpi;
01041   _cur_dpi = &dpi;
01042 
01043   /* We will take the current widget length as maximum width, with a small
01044    * space reserved at the end for the caret to show */
01045   const Textbuf *tb = &this->text;
01046 
01047   delta = (wi->right - wi->left) - tb->width - 10;
01048   if (delta > 0) delta = 0;
01049 
01050   if (tb->caretxoffs + delta < 0) delta = -tb->caretxoffs;
01051 
01052   DoDrawString(tb->buf, delta, 0, TC_YELLOW);
01053   if (HasEditBoxFocus(w, wid) && tb->caret) DoDrawString("_", tb->caretxoffs + delta, 0, TC_WHITE);
01054 
01055   _cur_dpi = old_dpi;
01056 }
01057 
01058 HandleEditBoxResult QueryStringBaseWindow::HandleEditBoxKey(int wid, uint16 key, uint16 keycode, EventState &state)
01059 {
01060   return this->QueryString::HandleEditBoxKey(this, wid, key, keycode, state);
01061 }
01062 
01063 void QueryStringBaseWindow::HandleEditBox(int wid)
01064 {
01065   this->QueryString::HandleEditBox(this, wid);
01066 }
01067 
01068 void QueryStringBaseWindow::DrawEditBox(int wid)
01069 {
01070   this->QueryString::DrawEditBox(this, wid);
01071 }
01072 
01073 void QueryStringBaseWindow::OnOpenOSKWindow(int wid)
01074 {
01075   ShowOnScreenKeyboard(this, wid, 0, 0);
01076 }
01077 
01078 enum QueryStringWidgets {
01079   QUERY_STR_WIDGET_TEXT = 3,
01080   QUERY_STR_WIDGET_DEFAULT,
01081   QUERY_STR_WIDGET_CANCEL,
01082   QUERY_STR_WIDGET_OK
01083 };
01084 
01085 
01086 struct QueryStringWindow : public QueryStringBaseWindow
01087 {
01088   QueryStringWindow(uint16 size, const WindowDesc *desc, Window *parent) : QueryStringBaseWindow(size, desc)
01089   {
01090     this->parent = parent;
01091     this->SetFocusedWidget(QUERY_STR_WIDGET_TEXT);
01092 
01093     this->FindWindowPlacementAndResize(desc);
01094   }
01095 
01096   virtual void OnPaint()
01097   {
01098     SetDParam(0, this->caption);
01099     this->DrawWidgets();
01100 
01101     this->DrawEditBox(QUERY_STR_WIDGET_TEXT);
01102   }
01103 
01104   void OnOk()
01105   {
01106     if (this->orig == NULL || strcmp(this->text.buf, this->orig) != 0) {
01107       /* If the parent is NULL, the editbox is handled by general function
01108        * HandleOnEditText */
01109       if (this->parent != NULL) {
01110         this->parent->OnQueryTextFinished(this->text.buf);
01111       } else {
01112         HandleOnEditText(this->text.buf);
01113       }
01114       this->handled = true;
01115     }
01116   }
01117 
01118   virtual void OnClick(Point pt, int widget)
01119   {
01120     switch (widget) {
01121       case QUERY_STR_WIDGET_DEFAULT:
01122         this->text.buf[0] = '\0';
01123         /* Fallthrough */
01124       case QUERY_STR_WIDGET_OK:
01125         this->OnOk();
01126         /* Fallthrough */
01127       case QUERY_STR_WIDGET_CANCEL:
01128         delete this;
01129         break;
01130     }
01131   }
01132 
01133   virtual void OnMouseLoop()
01134   {
01135     this->HandleEditBox(QUERY_STR_WIDGET_TEXT);
01136   }
01137 
01138   virtual EventState OnKeyPress(uint16 key, uint16 keycode)
01139   {
01140     EventState state = ES_NOT_HANDLED;
01141     switch (this->HandleEditBoxKey(QUERY_STR_WIDGET_TEXT, key, keycode, state)) {
01142       default: NOT_REACHED();
01143       case HEBR_EDITING: {
01144         Window *osk = FindWindowById(WC_OSK, 0);
01145         if (osk != NULL && osk->parent == this) osk->OnInvalidateData();
01146       } break;
01147       case HEBR_CONFIRM: this->OnOk();
01148       /* FALL THROUGH */
01149       case HEBR_CANCEL: delete this; break; // close window, abandon changes
01150       case HEBR_NOT_FOCUSED: break;
01151     }
01152     return state;
01153   }
01154 
01155   virtual void OnOpenOSKWindow(int wid)
01156   {
01157     ShowOnScreenKeyboard(this, wid, QUERY_STR_WIDGET_CANCEL, QUERY_STR_WIDGET_OK);
01158   }
01159 
01160   ~QueryStringWindow()
01161   {
01162     if (!this->handled && this->parent != NULL) {
01163       Window *parent = this->parent;
01164       this->parent = NULL; // so parent doesn't try to delete us again
01165       parent->OnQueryTextFinished(NULL);
01166     }
01167   }
01168 };
01169 
01170 static const Widget _query_string_widgets[] = {
01171 {   WWT_CLOSEBOX,   RESIZE_NONE,  COLOUR_GREY,     0,    10,     0,    13, STR_00C5,        STR_018B_CLOSE_WINDOW},
01172 {    WWT_CAPTION,   RESIZE_NONE,  COLOUR_GREY,    11,   259,     0,    13, STR_012D,        STR_NULL},
01173 {      WWT_PANEL,   RESIZE_NONE,  COLOUR_GREY,     0,   259,    14,    29, 0x0,             STR_NULL},
01174 {    WWT_EDITBOX,   RESIZE_NONE,  COLOUR_GREY,     2,   257,    16,    27, 0x0,             STR_NULL}, // QUERY_STR_WIDGET_TEXT
01175 {    WWT_TEXTBTN,   RESIZE_NONE,  COLOUR_GREY,     0,    86,    30,    41, STR_DEFAULT,     STR_NULL}, // QUERY_STR_WIDGET_DEFAULT
01176 {    WWT_TEXTBTN,   RESIZE_NONE,  COLOUR_GREY,    87,   172,    30,    41, STR_012E_CANCEL, STR_NULL}, // QUERY_STR_WIDGET_CANCEL
01177 {    WWT_TEXTBTN,   RESIZE_NONE,  COLOUR_GREY,   173,   259,    30,    41, STR_012F_OK,     STR_NULL}, // QUERY_STR_WIDGET_OK
01178 {   WIDGETS_END},
01179 };
01180 
01181 static const WindowDesc _query_string_desc(
01182   190, 219, 260, 42, 260, 42,
01183   WC_QUERY_STRING, WC_NONE,
01184   WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
01185   _query_string_widgets
01186 );
01187 
01198 void ShowQueryString(StringID str, StringID caption, uint maxsize, uint maxwidth, Window *parent, CharSetFilter afilter, QueryStringFlags flags)
01199 {
01200   DeleteWindowById(WC_QUERY_STRING, 0);
01201 
01202   QueryStringWindow *w = new QueryStringWindow(maxsize, &_query_string_desc, parent);
01203 
01204   GetString(w->edit_str_buf, str, &w->edit_str_buf[maxsize - 1]);
01205   w->edit_str_buf[maxsize - 1] = '\0';
01206 
01207   if ((flags & QSF_ACCEPT_UNCHANGED) == 0) w->orig = strdup(w->edit_str_buf);
01208 
01209   if ((flags & QSF_ENABLE_DEFAULT) == 0) {
01210     /* without the "Default" button, make "Cancel" and "OK" buttons wider */
01211     w->SetWidgetHiddenState(QUERY_STR_WIDGET_DEFAULT, true);
01212     w->widget[QUERY_STR_WIDGET_CANCEL].left  = 0;
01213     w->widget[QUERY_STR_WIDGET_CANCEL].right = w->width / 2 - 1;
01214     w->widget[QUERY_STR_WIDGET_OK].left      = w->width / 2;
01215     w->widget[QUERY_STR_WIDGET_OK].right     = w->width - 1;
01216   }
01217 
01218   w->LowerWidget(QUERY_STR_WIDGET_TEXT);
01219   w->caption = caption;
01220   w->afilter = afilter;
01221   InitializeTextBuffer(&w->text, w->edit_str_buf, maxsize, maxwidth);
01222 }
01223 
01224 
01225 enum QueryWidgets {
01226   QUERY_WIDGET_CAPTION = 1,
01227   QUERY_WIDGET_NO = 3,
01228   QUERY_WIDGET_YES
01229 };
01230 
01234 struct QueryWindow : public Window {
01235   QueryCallbackProc *proc; 
01236   uint64 params[10];       
01237   StringID message;        
01238 
01239   QueryWindow(const WindowDesc *desc, StringID caption, StringID message, Window *parent, QueryCallbackProc *callback) : Window(desc)
01240   {
01241     if (parent == NULL) parent = FindWindowById(WC_MAIN_WINDOW, 0);
01242     this->parent = parent;
01243     this->left = parent->left + (parent->width / 2) - (this->width / 2);
01244     this->top = parent->top + (parent->height / 2) - (this->height / 2);
01245 
01246     /* Create a backup of the variadic arguments to strings because it will be
01247      * overridden pretty often. We will copy these back for drawing */
01248     CopyOutDParam(this->params, 0, lengthof(this->params));
01249     this->widget[QUERY_WIDGET_CAPTION].data = caption;
01250     this->message    = message;
01251     this->proc       = callback;
01252 
01253     this->FindWindowPlacementAndResize(desc);
01254   }
01255 
01256   ~QueryWindow()
01257   {
01258     if (this->proc != NULL) this->proc(this->parent, false);
01259   }
01260 
01261   virtual void OnPaint()
01262   {
01263     CopyInDParam(0, this->params, lengthof(this->params));
01264     this->DrawWidgets();
01265     CopyInDParam(0, this->params, lengthof(this->params));
01266 
01267     DrawStringMultiCenter(this->width / 2, (this->height / 2) - 10, this->message, this->width - 2);
01268   }
01269 
01270   virtual void OnClick(Point pt, int widget)
01271   {
01272     switch (widget) {
01273       case QUERY_WIDGET_YES: {
01274         /* in the Generate New World window, clicking 'Yes' causes
01275          * DeleteNonVitalWindows() to be called - we shouldn't be in a window then */
01276         QueryCallbackProc *proc = this->proc;
01277         Window *parent = this->parent;
01278         /* Prevent the destructor calling the callback function */
01279         this->proc = NULL;
01280         delete this;
01281         if (proc != NULL) {
01282           proc(parent, true);
01283           proc = NULL;
01284         }
01285       } break;
01286       case QUERY_WIDGET_NO:
01287         delete this;
01288         break;
01289     }
01290   }
01291 
01292   virtual EventState OnKeyPress(uint16 key, uint16 keycode)
01293   {
01294     /* ESC closes the window, Enter confirms the action */
01295     switch (keycode) {
01296       case WKC_RETURN:
01297       case WKC_NUM_ENTER:
01298         if (this->proc != NULL) {
01299           this->proc(this->parent, true);
01300           this->proc = NULL;
01301         }
01302         /* Fallthrough */
01303       case WKC_ESC:
01304         delete this;
01305         return ES_HANDLED;
01306     }
01307     return ES_NOT_HANDLED;
01308   }
01309 };
01310 
01311 
01312 static const Widget _query_widgets[] = {
01313 {  WWT_CLOSEBOX, RESIZE_NONE,  COLOUR_RED,      0,  10,   0,  13, STR_00C5,        STR_018B_CLOSE_WINDOW},
01314 {   WWT_CAPTION, RESIZE_NONE,  COLOUR_RED,     11, 209,   0,  13, STR_NULL,        STR_NULL},
01315 {     WWT_PANEL, RESIZE_NONE,  COLOUR_RED,      0, 209,  14,  81, 0x0, /*OVERRIDE*/STR_NULL},
01316 {WWT_PUSHTXTBTN, RESIZE_NONE,  COLOUR_YELLOW,  20,  90,  62,  73, STR_00C9_NO,     STR_NULL},
01317 {WWT_PUSHTXTBTN, RESIZE_NONE,  COLOUR_YELLOW, 120, 190,  62,  73, STR_00C8_YES,    STR_NULL},
01318 {   WIDGETS_END },
01319 };
01320 
01321 static const WindowDesc _query_desc(
01322   WDP_CENTER, WDP_CENTER, 210, 82, 210, 82,
01323   WC_CONFIRM_POPUP_QUERY, WC_NONE,
01324   WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_UNCLICK_BUTTONS | WDF_DEF_WIDGET | WDF_MODAL,
01325   _query_widgets
01326 );
01327 
01337 void ShowQuery(StringID caption, StringID message, Window *parent, QueryCallbackProc *callback)
01338 {
01339   new QueryWindow(&_query_desc, caption, message, parent, callback);
01340 }
01341 
01342 
01343 static const Widget _load_dialog_widgets[] = {
01344 {   WWT_CLOSEBOX,   RESIZE_NONE,  COLOUR_GREY,     0,    10,     0,    13, STR_00C5,                 STR_018B_CLOSE_WINDOW},
01345 {    WWT_CAPTION,  RESIZE_RIGHT,  COLOUR_GREY,    11,   256,     0,    13, STR_NULL,                 STR_018C_WINDOW_TITLE_DRAG_THIS},
01346 { WWT_PUSHTXTBTN,   RESIZE_NONE,  COLOUR_GREY,     0,   127,    14,    25, STR_SORT_BY_NAME,         STR_SORT_ORDER_TIP},
01347 { WWT_PUSHTXTBTN,   RESIZE_NONE,  COLOUR_GREY,   128,   256,    14,    25, STR_SORT_BY_DATE,         STR_SORT_ORDER_TIP},
01348 {      WWT_PANEL,  RESIZE_RIGHT,  COLOUR_GREY,     0,   256,    26,    47, 0x0,                      STR_NULL},
01349 {      WWT_PANEL,     RESIZE_RB,  COLOUR_GREY,     0,   256,    48,   153, 0x0,                      STR_NULL},
01350 { WWT_PUSHIMGBTN,     RESIZE_LR,  COLOUR_GREY,   245,   256,    48,    59, SPR_HOUSE_ICON,           STR_SAVELOAD_HOME_BUTTON},
01351 {      WWT_INSET,     RESIZE_RB,  COLOUR_GREY,     2,   243,    50,   139, 0x0,                      STR_400A_LIST_OF_DRIVES_DIRECTORIES},
01352 {  WWT_SCROLLBAR,    RESIZE_LRB,  COLOUR_GREY,   245,   256,    60,   141, 0x0,                      STR_0190_SCROLL_BAR_SCROLLS_LIST},
01353 { WWT_PUSHTXTBTN,    RESIZE_RTB,  COLOUR_GREY,     0,   243,   142,   153, STR_CONTENT_INTRO_BUTTON, STR_CONTENT_INTRO_BUTTON_TIP},
01354 {  WWT_RESIZEBOX,   RESIZE_LRTB,  COLOUR_GREY,   245,   256,   142,   153, 0x0,                      STR_RESIZE_BUTTON},
01355 {   WIDGETS_END},
01356 };
01357 
01358 static const Widget _save_dialog_widgets[] = {
01359 {   WWT_CLOSEBOX,   RESIZE_NONE,  COLOUR_GREY,     0,    10,     0,    13, STR_00C5,         STR_018B_CLOSE_WINDOW},
01360 {    WWT_CAPTION,  RESIZE_RIGHT,  COLOUR_GREY,    11,   256,     0,    13, STR_NULL,         STR_018C_WINDOW_TITLE_DRAG_THIS},
01361 { WWT_PUSHTXTBTN,   RESIZE_NONE,  COLOUR_GREY,     0,   127,    14,    25, STR_SORT_BY_NAME, STR_SORT_ORDER_TIP},
01362 { WWT_PUSHTXTBTN,   RESIZE_NONE,  COLOUR_GREY,   128,   256,    14,    25, STR_SORT_BY_DATE, STR_SORT_ORDER_TIP},
01363 {      WWT_PANEL,  RESIZE_RIGHT,  COLOUR_GREY,     0,   256,    26,    47, 0x0,              STR_NULL},
01364 {      WWT_PANEL,     RESIZE_RB,  COLOUR_GREY,     0,   256,    48,   167, 0x0,              STR_NULL},
01365 { WWT_PUSHIMGBTN,     RESIZE_LR,  COLOUR_GREY,   245,   256,    48,    59, SPR_HOUSE_ICON,   STR_SAVELOAD_HOME_BUTTON},
01366 {      WWT_INSET,     RESIZE_RB,  COLOUR_GREY,     2,   243,    50,   150, 0x0,              STR_400A_LIST_OF_DRIVES_DIRECTORIES},
01367 {  WWT_SCROLLBAR,    RESIZE_LRB,  COLOUR_GREY,   245,   256,    60,   151, 0x0,              STR_0190_SCROLL_BAR_SCROLLS_LIST},
01368 {      WWT_PANEL,    RESIZE_RTB,  COLOUR_GREY,     0,   256,   152,     0, 0x0,              STR_NULL},
01369 {    WWT_EDITBOX,    RESIZE_RTB,  COLOUR_GREY,     2,   254,   154,   165, STR_SAVE_OSKTITLE, STR_400B_CURRENTLY_SELECTED_NAME},
01370 { WWT_PUSHTXTBTN,     RESIZE_TB,  COLOUR_GREY,     0,   127,   168,   179, STR_4003_DELETE,  STR_400C_DELETE_THE_CURRENTLY_SELECTED},
01371 { WWT_PUSHTXTBTN,     RESIZE_TB,  COLOUR_GREY,   128,   244,   168,   179, STR_4002_SAVE,    STR_400D_SAVE_THE_CURRENT_GAME_USING},
01372 {  WWT_RESIZEBOX,   RESIZE_LRTB,  COLOUR_GREY,   245,   256,   168,   179, 0x0,              STR_RESIZE_BUTTON},
01373 {   WIDGETS_END},
01374 };
01375 
01376 /* Colours for fios types */
01377 const TextColour _fios_colours[] = {
01378   TC_LIGHT_BLUE, TC_DARK_GREEN,  TC_DARK_GREEN, TC_ORANGE, TC_LIGHT_BROWN,
01379   TC_ORANGE,     TC_LIGHT_BROWN, TC_ORANGE,     TC_ORANGE, TC_YELLOW
01380 };
01381 
01382 void BuildFileList()
01383 {
01384   _fios_path_changed = true;
01385   FiosFreeSavegameList();
01386 
01387   switch (_saveload_mode) {
01388     case SLD_NEW_GAME:
01389     case SLD_LOAD_SCENARIO:
01390     case SLD_SAVE_SCENARIO:
01391       FiosGetScenarioList(_saveload_mode); break;
01392     case SLD_LOAD_HEIGHTMAP:
01393       FiosGetHeightmapList(_saveload_mode); break;
01394 
01395     default: FiosGetSavegameList(_saveload_mode); break;
01396   }
01397 }
01398 
01399 static void DrawFiosTexts(uint maxw)
01400 {
01401   static const char *path = NULL;
01402   static StringID str = STR_4006_UNABLE_TO_READ_DRIVE;
01403   static uint64 tot = 0;
01404 
01405   if (_fios_path_changed) {
01406     str = FiosGetDescText(&path, &tot);
01407     _fios_path_changed = false;
01408   }
01409 
01410   if (str != STR_4006_UNABLE_TO_READ_DRIVE) SetDParam(0, tot);
01411   DrawString(2, 37, str, TC_FROMSTRING);
01412   DoDrawStringTruncated(path, 2, 27, TC_BLACK, maxw);
01413 }
01414 
01415 static void MakeSortedSaveGameList()
01416 {
01417   uint sort_start = 0;
01418   uint sort_end = 0;
01419 
01420   /* Directories are always above the files (FIOS_TYPE_DIR)
01421    * Drives (A:\ (windows only) are always under the files (FIOS_TYPE_DRIVE)
01422    * Only sort savegames/scenarios, not directories
01423    */
01424   for (const FiosItem *item = _fios_items.Begin(); item != _fios_items.End(); item++) {
01425     switch (item->type) {
01426       case FIOS_TYPE_DIR:    sort_start++; break;
01427       case FIOS_TYPE_PARENT: sort_start++; break;
01428       case FIOS_TYPE_DRIVE:  sort_end++;   break;
01429       default: break;
01430     }
01431   }
01432 
01433   uint s_amount = _fios_items.Length() - sort_start - sort_end;
01434   if (s_amount > 0) {
01435     qsort(_fios_items.Get(sort_start), s_amount, sizeof(FiosItem), compare_FiosItems);
01436   }
01437 }
01438 
01439 extern void StartupEngines();
01440 
01441 struct SaveLoadWindow : public QueryStringBaseWindow {
01442 private:
01443   enum SaveLoadWindowWidgets {
01444     SLWW_CLOSE = 0,
01445     SLWW_WINDOWTITLE,
01446     SLWW_SORT_BYNAME,
01447     SLWW_SORT_BYDATE,
01448     SLWW_HOME_BUTTON = 6,
01449     SLWW_DRIVES_DIRECTORIES_LIST,
01450     SLWW_CONTENT_DOWNLOAD = 9, 
01451     SLWW_SAVE_OSK_TITLE,       
01452     SLWW_DELETE_SELECTION,     
01453     SLWW_SAVE_GAME,            
01454   };
01455 
01456   FiosItem o_dir;
01457 public:
01458 
01459   void GenerateFileName()
01460   {
01461     GenerateDefaultSaveName(this->edit_str_buf, &this->edit_str_buf[this->edit_str_size - 1]);
01462   }
01463 
01464   SaveLoadWindow(const WindowDesc *desc, SaveLoadDialogMode mode) : QueryStringBaseWindow(64, desc)
01465   {
01466     static const StringID saveload_captions[] = {
01467       STR_4001_LOAD_GAME,
01468       STR_0298_LOAD_SCENARIO,
01469       STR_4000_SAVE_GAME,
01470       STR_0299_SAVE_SCENARIO,
01471       STR_LOAD_HEIGHTMAP,
01472     };
01473 
01474     this->vscroll.cap = 10;
01475     this->resize.step_width = 2;
01476     this->resize.step_height = 10;
01477 
01478     SetObjectToPlace(SPR_CURSOR_ZZZ, PAL_NONE, VHM_NONE, WC_MAIN_WINDOW, 0);
01479 
01480     /* Use an array to define what will be the current file type being handled
01481      * by current file mode */
01482     switch (mode) {
01483       case SLD_LOAD_GAME:
01484         this->HideWidget(SLWW_CONTENT_DOWNLOAD);
01485         this->widget[SLWW_DRIVES_DIRECTORIES_LIST].bottom += this->widget[SLWW_CONTENT_DOWNLOAD].bottom - this->widget[SLWW_CONTENT_DOWNLOAD].top;
01486         break;
01487 
01488       case SLD_LOAD_SCENARIO:
01489       case SLD_LOAD_HEIGHTMAP:
01490         this->vscroll.cap--;
01491 
01492       case SLD_SAVE_GAME:     this->GenerateFileName(); break;
01493       case SLD_SAVE_SCENARIO: strecpy(this->edit_str_buf, "UNNAMED", &this->edit_str_buf[edit_str_size - 1]); break;
01494       default:                break;
01495     }
01496 
01497     assert((uint)mode < lengthof(saveload_captions));
01498 
01499     this->widget[SLWW_WINDOWTITLE].data = saveload_captions[mode];
01500     this->LowerWidget(SLWW_DRIVES_DIRECTORIES_LIST);
01501 
01502     this->afilter = CS_ALPHANUMERAL;
01503     InitializeTextBuffer(&this->text, this->edit_str_buf, this->edit_str_size, 240);
01504 
01505     /* pause is only used in single-player, non-editor mode, non-menu mode. It
01506      * will be unpaused in the WE_DESTROY event handler. */
01507     if (_game_mode != GM_MENU && !_networking && _game_mode != GM_EDITOR) {
01508       if (_pause_game >= 0) DoCommandP(0, 1, 0, CMD_PAUSE);
01509     }
01510 
01511     BuildFileList();
01512 
01513     ResetObjectToPlace();
01514 
01515     o_dir.type = FIOS_TYPE_DIRECT;
01516     switch (_saveload_mode) {
01517       case SLD_SAVE_GAME:
01518       case SLD_LOAD_GAME:
01519         FioGetDirectory(o_dir.name, lengthof(o_dir.name), SAVE_DIR);
01520         break;
01521 
01522       case SLD_SAVE_SCENARIO:
01523       case SLD_LOAD_SCENARIO:
01524         FioGetDirectory(o_dir.name, lengthof(o_dir.name), SCENARIO_DIR);
01525         break;
01526 
01527       case SLD_LOAD_HEIGHTMAP:
01528         FioGetDirectory(o_dir.name, lengthof(o_dir.name), HEIGHTMAP_DIR);
01529         break;
01530 
01531       default:
01532         strecpy(o_dir.name, _personal_dir, lastof(o_dir.name));
01533     }
01534 
01535     /* Focus the edit box by default in the save windows */
01536     if (_saveload_mode == SLD_SAVE_GAME || _saveload_mode == SLD_SAVE_SCENARIO) {
01537       this->SetFocusedWidget(SLWW_SAVE_OSK_TITLE);
01538     }
01539 
01540     this->FindWindowPlacementAndResize(desc);
01541   }
01542 
01543   virtual ~SaveLoadWindow()
01544   {
01545     /* pause is only used in single-player, non-editor mode, non menu mode */
01546     if (!_networking && _game_mode != GM_EDITOR && _game_mode != GM_MENU) {
01547       if (_pause_game >= 0) DoCommandP(0, 0, 0, CMD_PAUSE);
01548     }
01549     FiosFreeSavegameList();
01550   }
01551 
01552   virtual void OnPaint()
01553   {
01554     int y;
01555 
01556     SetVScrollCount(this, _fios_items.Length());
01557     this->DrawWidgets();
01558     DrawFiosTexts(this->width);
01559 
01560     if (_savegame_sort_dirty) {
01561       _savegame_sort_dirty = false;
01562       MakeSortedSaveGameList();
01563     }
01564 
01565     const Widget *widg = &this->widget[SLWW_DRIVES_DIRECTORIES_LIST];
01566     GfxFillRect(widg->left + 1, widg->top + 1, widg->right, widg->bottom, 0xD7);
01567     this->DrawSortButtonState(_savegame_sort_order & SORT_BY_NAME ? SLWW_SORT_BYNAME : SLWW_SORT_BYDATE, _savegame_sort_order & SORT_DESCENDING ? SBS_DOWN : SBS_UP);
01568 
01569     y = widg->top + 1;
01570     for (uint pos = this->vscroll.pos; pos < _fios_items.Length(); pos++) {
01571       const FiosItem *item = _fios_items.Get(pos);
01572 
01573       DoDrawStringTruncated(item->title, 4, y, _fios_colours[item->type], this->width - 18);
01574       y += 10;
01575       if (y >= this->vscroll.cap * 10 + widg->top + 1) break;
01576     }
01577 
01578     if (_saveload_mode == SLD_SAVE_GAME || _saveload_mode == SLD_SAVE_SCENARIO) {
01579       this->DrawEditBox(SLWW_SAVE_OSK_TITLE);
01580     }
01581   }
01582 
01583   virtual void OnClick(Point pt, int widget)
01584   {
01585     switch (widget) {
01586       case SLWW_SORT_BYNAME: // Sort save names by name
01587         _savegame_sort_order = (_savegame_sort_order == SORT_BY_NAME) ?
01588           SORT_BY_NAME | SORT_DESCENDING : SORT_BY_NAME;
01589         _savegame_sort_dirty = true;
01590         this->SetDirty();
01591         break;
01592 
01593       case SLWW_SORT_BYDATE: // Sort save names by date
01594         _savegame_sort_order = (_savegame_sort_order == SORT_BY_DATE) ?
01595           SORT_BY_DATE | SORT_DESCENDING : SORT_BY_DATE;
01596         _savegame_sort_dirty = true;
01597         this->SetDirty();
01598         break;
01599 
01600       case SLWW_HOME_BUTTON: // OpenTTD 'button', jumps to OpenTTD directory
01601         FiosBrowseTo(&o_dir);
01602         this->SetDirty();
01603         BuildFileList();
01604         break;
01605 
01606       case SLWW_DRIVES_DIRECTORIES_LIST: { // Click the listbox
01607         int y = (pt.y - this->widget[widget].top - 1) / 10;
01608 
01609         if (y < 0 || (y += this->vscroll.pos) >= this->vscroll.count) return;
01610 
01611         const FiosItem *file = _fios_items.Get(y);
01612 
01613         const char *name = FiosBrowseTo(file);
01614         if (name != NULL) {
01615           if (_saveload_mode == SLD_LOAD_GAME || _saveload_mode == SLD_LOAD_SCENARIO) {
01616             _switch_mode = (_game_mode == GM_EDITOR) ? SM_LOAD_SCENARIO : SM_LOAD;
01617 
01618             SetFiosType(file->type);
01619             strecpy(_file_to_saveload.name, name, lastof(_file_to_saveload.name));
01620             strecpy(_file_to_saveload.title, file->title, lastof(_file_to_saveload.title));
01621 
01622             delete this;
01623           } else if (_saveload_mode == SLD_LOAD_HEIGHTMAP) {
01624             SetFiosType(file->type);
01625             strecpy(_file_to_saveload.name, name, lastof(_file_to_saveload.name));
01626             strecpy(_file_to_saveload.title, file->title, lastof(_file_to_saveload.title));
01627 
01628             delete this;
01629             ShowHeightmapLoad();
01630           } else {
01631             /* SLD_SAVE_GAME, SLD_SAVE_SCENARIO copy clicked name to editbox */
01632             ttd_strlcpy(this->text.buf, file->title, this->text.maxsize);
01633             UpdateTextBufferSize(&this->text);
01634             this->InvalidateWidget(SLWW_SAVE_OSK_TITLE);
01635           }
01636         } else {
01637           /* Changed directory, need repaint. */
01638           this->SetDirty();
01639           BuildFileList();
01640         }
01641         break;
01642       }
01643 
01644       case SLWW_CONTENT_DOWNLOAD:
01645         if (!_network_available) {
01646           ShowErrorMessage(INVALID_STRING_ID, STR_NETWORK_ERR_NOTAVAILABLE, 0, 0);
01647         } else {
01648 #if defined(ENABLE_NETWORK)
01649           switch (_saveload_mode) {
01650             default: NOT_REACHED();
01651             case SLD_LOAD_SCENARIO:  ShowNetworkContentListWindow(NULL, CONTENT_TYPE_SCENARIO);  break;
01652             case SLD_LOAD_HEIGHTMAP: ShowNetworkContentListWindow(NULL, CONTENT_TYPE_HEIGHTMAP); break;
01653           }
01654 #endif
01655         }
01656         break;
01657 
01658       case SLWW_DELETE_SELECTION: case SLWW_SAVE_GAME: // Delete, Save game
01659         break;
01660     }
01661   }
01662 
01663   virtual void OnMouseLoop()
01664   {
01665     if (_saveload_mode == SLD_SAVE_GAME || _saveload_mode == SLD_SAVE_SCENARIO) {
01666       this->HandleEditBox(SLWW_SAVE_OSK_TITLE);
01667     }
01668   }
01669 
01670   virtual EventState OnKeyPress(uint16 key, uint16 keycode)
01671   {
01672     if (keycode == WKC_ESC) {
01673       delete this;
01674       return ES_HANDLED;
01675     }
01676 
01677     EventState state = ES_NOT_HANDLED;
01678     if ((_saveload_mode == SLD_SAVE_GAME || _saveload_mode == SLD_SAVE_SCENARIO) &&
01679         this->HandleEditBoxKey(SLWW_SAVE_OSK_TITLE, key, keycode, state) == HEBR_CONFIRM) {
01680       this->HandleButtonClick(SLWW_SAVE_GAME);
01681     }
01682 
01683     return state;
01684   }
01685 
01686   virtual void OnTimeout()
01687   {
01688     /* This test protects against using widgets 11 and 12 which are only available
01689      * in those two saveload mode */
01690     if (!(_saveload_mode == SLD_SAVE_GAME || _saveload_mode == SLD_SAVE_SCENARIO)) return;
01691 
01692     if (this->IsWidgetLowered(SLWW_DELETE_SELECTION)) { // Delete button clicked
01693       if (!FiosDelete(this->text.buf)) {
01694         ShowErrorMessage(INVALID_STRING_ID, STR_4008_UNABLE_TO_DELETE_FILE, 0, 0);
01695       } else {
01696         BuildFileList();
01697         /* Reset file name to current date on successful delete */
01698         if (_saveload_mode == SLD_SAVE_GAME) GenerateFileName();
01699       }
01700 
01701       UpdateTextBufferSize(&this->text);
01702       this->SetDirty();
01703     } else if (this->IsWidgetLowered(SLWW_SAVE_GAME)) { // Save button clicked
01704       _switch_mode = SM_SAVE;
01705       FiosMakeSavegameName(_file_to_saveload.name, this->text.buf, sizeof(_file_to_saveload.name));
01706 
01707       /* In the editor set up the vehicle engines correctly (date might have changed) */
01708       if (_game_mode == GM_EDITOR) StartupEngines();
01709     }
01710   }
01711 
01712   virtual void OnResize(Point new_size, Point delta)
01713   {
01714     /* Widget 2 and 3 have to go with halve speed, make it so obiwan */
01715     uint diff = delta.x / 2;
01716     this->widget[SLWW_SORT_BYNAME].right += diff;
01717     this->widget[SLWW_SORT_BYDATE].left  += diff;
01718     this->widget[SLWW_SORT_BYDATE].right += delta.x;
01719 
01720     /* Same for widget 11 and 12 in save-dialog */
01721     if (_saveload_mode == SLD_SAVE_GAME || _saveload_mode == SLD_SAVE_SCENARIO) {
01722       this->widget[SLWW_DELETE_SELECTION].right += diff;
01723       this->widget[SLWW_SAVE_GAME].left  += diff;
01724       this->widget[SLWW_SAVE_GAME].right += delta.x;
01725     }
01726 
01727     this->vscroll.cap += delta.y / 10;
01728   }
01729 
01730   virtual void OnInvalidateData(int data)
01731   {
01732     BuildFileList();
01733   }
01734 };
01735 
01736 static const WindowDesc _load_dialog_desc(
01737   WDP_CENTER, WDP_CENTER, 257, 154, 257, 294,
01738   WC_SAVELOAD, WC_NONE,
01739   WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_STD_BTN | WDF_UNCLICK_BUTTONS | WDF_RESIZABLE,
01740   _load_dialog_widgets
01741 );
01742 
01743 static const WindowDesc _save_dialog_desc(
01744   WDP_CENTER, WDP_CENTER, 257, 180, 257, 320,
01745   WC_SAVELOAD, WC_NONE,
01746   WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_STD_BTN | WDF_UNCLICK_BUTTONS | WDF_RESIZABLE,
01747   _save_dialog_widgets
01748 );
01749 
01752 static const FileType _file_modetotype[] = {
01753   FT_SAVEGAME,  
01754   FT_SCENARIO,  
01755   FT_SAVEGAME,  
01756   FT_SCENARIO,  
01757   FT_HEIGHTMAP, 
01758   FT_SAVEGAME,  
01759 };
01760 
01761 void ShowSaveLoadDialog(SaveLoadDialogMode mode)
01762 {
01763   DeleteWindowById(WC_SAVELOAD, 0);
01764 
01765   const WindowDesc *sld;
01766   switch (mode) {
01767     case SLD_SAVE_GAME:
01768     case SLD_SAVE_SCENARIO:
01769       sld = &_save_dialog_desc; break;
01770     default:
01771       sld = &_load_dialog_desc; break;
01772   }
01773 
01774   _saveload_mode = mode;
01775   _file_to_saveload.filetype = _file_modetotype[mode];
01776 
01777   new SaveLoadWindow(sld, mode);
01778 }
01779 
01780 void RedrawAutosave()
01781 {
01782   SetWindowDirty(FindWindowById(WC_STATUS_BAR, 0));
01783 }
01784 
01785 void SetFiosType(const byte fiostype)
01786 {
01787   switch (fiostype) {
01788     case FIOS_TYPE_FILE:
01789     case FIOS_TYPE_SCENARIO:
01790       _file_to_saveload.mode = SL_LOAD;
01791       break;
01792 
01793     case FIOS_TYPE_OLDFILE:
01794     case FIOS_TYPE_OLD_SCENARIO:
01795       _file_to_saveload.mode = SL_OLD_LOAD;
01796       break;
01797 
01798 #ifdef WITH_PNG
01799     case FIOS_TYPE_PNG:
01800       _file_to_saveload.mode = SL_PNG;
01801       break;
01802 #endif /* WITH_PNG */
01803 
01804     case FIOS_TYPE_BMP:
01805       _file_to_saveload.mode = SL_BMP;
01806       break;
01807 
01808     default:
01809       _file_to_saveload.mode = SL_INVALID;
01810       break;
01811   }
01812 }

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