newgrf_gui.cpp

Go to the documentation of this file.
00001 /* $Id: newgrf_gui.cpp 19858 2010-05-18 21:49:59Z rubidium $ */
00002 
00003 /*
00004  * This file is part of OpenTTD.
00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
00008  */
00009 
00012 #include "stdafx.h"
00013 #include "gui.h"
00014 #include "newgrf.h"
00015 #include "strings_func.h"
00016 #include "window_func.h"
00017 #include "gamelog.h"
00018 #include "settings_func.h"
00019 #include "widgets/dropdown_type.h"
00020 #include "network/network.h"
00021 #include "network/network_content.h"
00022 #include "sortlist_type.h"
00023 #include "querystring_gui.h"
00024 #include "core/geometry_func.hpp"
00025 
00026 #include "table/strings.h"
00027 #include "table/sprites.h"
00028 
00032 void ShowNewGRFError()
00033 {
00034   for (const GRFConfig *c = _grfconfig; c != NULL; c = c->next) {
00035     /* We only want to show fatal errors */
00036     if (c->error == NULL || c->error->severity != STR_NEWGRF_ERROR_MSG_FATAL) continue;
00037 
00038     SetDParam   (0, c->error->custom_message == NULL ? c->error->message : STR_JUST_RAW_STRING);
00039     SetDParamStr(1, c->error->custom_message);
00040     SetDParam   (2, STR_JUST_RAW_STRING);
00041     SetDParamStr(3, c->filename);
00042     SetDParam   (4, STR_JUST_RAW_STRING);
00043     SetDParamStr(5, c->error->data);
00044     for (uint i = 0; i < c->error->num_params; i++) {
00045       SetDParam(6 + i, c->error->param_value[i]);
00046     }
00047     ShowErrorMessage(STR_NEWGRF_ERROR_FATAL_POPUP, INVALID_STRING_ID, 0, 0, true);
00048     break;
00049   }
00050 }
00051 
00058 static int parse_intlist(const char *p, int *items, int maxitems)
00059 {
00060   int n = 0, v;
00061   char *end;
00062 
00063   for (;;) {
00064     while (*p == ' ' || *p == ',') p++;
00065     if (*p == '\0') break;
00066     v = strtol(p, &end, 0);
00067     if (p == end || n == maxitems) return -1;
00068     p = end;
00069     items[n++] = v;
00070   }
00071 
00072   return n;
00073 }
00074 
00075 
00076 static void ShowNewGRFInfo(const GRFConfig *c, uint x, uint y, uint right, uint bottom, bool show_params)
00077 {
00078   char buff[256];
00079 
00080   if (c->error != NULL) {
00081     char message[512];
00082     SetDParamStr(0, c->error->custom_message); // is skipped by built-in messages
00083     SetDParam   (1, STR_JUST_RAW_STRING);
00084     SetDParamStr(2, c->filename);
00085     SetDParam   (3, STR_JUST_RAW_STRING);
00086     SetDParamStr(4, c->error->data);
00087     for (uint i = 0; i < c->error->num_params; i++) {
00088       SetDParam(5 + i, c->error->param_value[i]);
00089     }
00090     GetString(message, c->error->custom_message == NULL ? c->error->message : STR_JUST_RAW_STRING, lastof(message));
00091 
00092     SetDParamStr(0, message);
00093     y = DrawStringMultiLine(x, right, y, bottom, c->error->severity);
00094   }
00095 
00096   /* Draw filename or not if it is not known (GRF sent over internet) */
00097   if (c->filename != NULL) {
00098     SetDParamStr(0, c->filename);
00099     y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_FILENAME);
00100   }
00101 
00102   /* Prepare and draw GRF ID */
00103   snprintf(buff, lengthof(buff), "%08X", BSWAP32(c->grfid));
00104   SetDParamStr(0, buff);
00105   y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_GRF_ID);
00106 
00107   /* Prepare and draw MD5 sum */
00108   md5sumToString(buff, lastof(buff), c->md5sum);
00109   SetDParamStr(0, buff);
00110   y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_MD5SUM);
00111 
00112   /* Show GRF parameter list */
00113   if (show_params) {
00114     if (c->num_params > 0) {
00115       GRFBuildParamList(buff, c, lastof(buff));
00116       SetDParam(0, STR_JUST_RAW_STRING);
00117       SetDParamStr(1, buff);
00118     } else {
00119       SetDParam(0, STR_LAND_AREA_INFORMATION_LOCAL_AUTHORITY_NONE);
00120     }
00121     y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_PARAMETER);
00122 
00123     /* Draw the palette of the NewGRF */
00124     SetDParamStr(0, c->windows_paletted ? "Windows" : "DOS");
00125     y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_PALETTE);
00126   }
00127 
00128   /* Show flags */
00129   if (c->status == GCS_NOT_FOUND)       y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_NOT_FOUND);
00130   if (c->status == GCS_DISABLED)        y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_DISABLED);
00131   if (HasBit(c->flags, GCF_COMPATIBLE)) y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_COMPATIBLE_LOADED);
00132 
00133   /* Draw GRF info if it exists */
00134   if (!StrEmpty(c->info)) {
00135     SetDParam(0, STR_JUST_RAW_STRING);
00136     SetDParamStr(1, c->info);
00137     y = DrawStringMultiLine(x, right, y, bottom, STR_BLACK_STRING);
00138   } else {
00139     y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_NO_INFO);
00140   }
00141 }
00142 
00143 
00145 enum AddNewGRFWindowWidgets {
00146   ANGRFW_FILTER,
00147   ANGRFW_GRF_LIST,
00148   ANGRFW_SCROLLBAR,
00149   ANGRFW_GRF_INFO,
00150   ANGRFW_ADD,
00151   ANGRFW_RESCAN,
00152 };
00153 
00157 struct NewGRFAddWindow : public QueryStringBaseWindow {
00158 private:
00159   typedef GUIList<const GRFConfig *> GUIGRFConfigList;
00160 
00161   GRFConfig **list;
00162 
00164   static Listing last_sorting;
00165   static Filtering last_filtering;
00166 
00167   static GUIGRFConfigList::SortFunction * const sorter_funcs[];
00168   static GUIGRFConfigList::FilterFunction * const filter_funcs[];
00169   GUIGRFConfigList grfs;
00170 
00171   const GRFConfig *sel;
00172   int sel_pos;
00173 
00174   enum {
00175     EDITBOX_MAX_SIZE = 50,
00176     EDITBOX_MAX_LENGTH = 300,
00177   };
00178 
00183   void BuildGrfList()
00184   {
00185     if (!this->grfs.NeedRebuild()) return;
00186 
00187     /* Create temporary array of grfs to use for listing */
00188     this->grfs.Clear();
00189 
00190     for (const GRFConfig *c = _all_grfs; c != NULL; c = c->next) {
00191       *this->grfs.Append() = c;
00192     }
00193 
00194     this->FilterGrfList();
00195     this->grfs.Compact();
00196     this->grfs.RebuildDone();
00197     this->SortGrfList();
00198 
00199     this->vscroll.SetCount(this->grfs.Length()); // Update the scrollbar
00200     this->ScrollToSelected();
00201   }
00202 
00204   static int CDECL NameSorter(const GRFConfig * const *a, const GRFConfig * const *b)
00205   {
00206     const char *name_a = ((*a)->name != NULL) ? (*a)->name : "";
00207     const char *name_b = ((*b)->name != NULL) ? (*b)->name : "";
00208     int result = strcasecmp(name_a, name_b);
00209     if (result == 0) {
00210       result = strcasecmp((*a)->filename, (*b)->filename);
00211     }
00212     return result;
00213   }
00214 
00216   void SortGrfList()
00217   {
00218     if (!this->grfs.Sort()) return;
00219     this->UpdateListPosition();
00220   }
00221 
00223   void UpdateListPosition()
00224   {
00225     /* update list position */
00226     if (this->sel != NULL) {
00227       this->sel_pos = this->grfs.FindIndex(this->sel);
00228       if (this->sel_pos < 0) {
00229         this->sel = NULL;
00230       }
00231     }
00232   }
00233 
00235   static bool CDECL TagNameFilter(const GRFConfig * const *a, const char *filter_string)
00236   {
00237     if ((*a)->name     != NULL && strcasestr((*a)->name,     filter_string) != NULL) return true;
00238     if ((*a)->filename != NULL && strcasestr((*a)->filename, filter_string) != NULL) return true;
00239     if ((*a)->info     != NULL && strcasestr((*a)->info,     filter_string) != NULL) return true;
00240     return false;
00241   }
00242 
00244   void FilterGrfList()
00245   {
00246     if (!this->grfs.Filter(this->edit_str_buf)) return;
00247     this->UpdateListPosition();
00248   }
00249 
00251   void ScrollToSelected()
00252   {
00253     if (this->sel_pos >= 0) {
00254       this->vscroll.ScrollTowards(this->sel_pos);
00255     }
00256   }
00257 
00258 public:
00259   NewGRFAddWindow(const WindowDesc *desc, Window *parent, GRFConfig **list) : QueryStringBaseWindow(EDITBOX_MAX_SIZE)
00260   {
00261     this->parent = parent;
00262     this->InitNested(desc, 0);
00263 
00264     InitializeTextBuffer(&this->text, this->edit_str_buf, this->edit_str_size, EDITBOX_MAX_LENGTH);
00265     this->SetFocusedWidget(ANGRFW_FILTER);
00266 
00267     this->list = list;
00268     this->grfs.SetListing(this->last_sorting);
00269     this->grfs.SetFiltering(this->last_filtering);
00270     this->grfs.SetSortFuncs(this->sorter_funcs);
00271     this->grfs.SetFilterFuncs(this->filter_funcs);
00272 
00273     this->OnInvalidateData(0);
00274   }
00275 
00276   virtual void OnInvalidateData(int data)
00277   {
00278     /* data == 0: NewGRFS were rescanned. All pointers to GrfConfigs are invalid.
00279      * data == 1: User interaction with this window: Filter or selection change. */
00280     if (data == 0) {
00281       this->sel = NULL;
00282       this->sel_pos = -1;
00283       this->grfs.ForceRebuild();
00284     }
00285 
00286     this->BuildGrfList();
00287     this->SetWidgetDisabledState(ANGRFW_ADD, this->sel == NULL || this->sel->IsOpenTTDBaseGRF());
00288   }
00289 
00290   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00291   {
00292     switch (widget) {
00293       case ANGRFW_GRF_LIST:
00294         resize->height = FONT_HEIGHT_NORMAL;
00295         size->height = max(size->height, WD_FRAMERECT_TOP + 10 * resize->height + WD_FRAMERECT_BOTTOM + padding.height + 2);
00296         break;
00297 
00298       case ANGRFW_GRF_INFO:
00299         size->height = max(size->height, WD_FRAMERECT_TOP + 10 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM + padding.height + 2);
00300         break;
00301     }
00302   }
00303 
00304   virtual void OnResize()
00305   {
00306     this->vscroll.SetCapacityFromWidget(this, ANGRFW_GRF_LIST);
00307   }
00308 
00309   virtual void OnPaint()
00310   {
00311     this->DrawWidgets();
00312     this->DrawEditBox(ANGRFW_FILTER);
00313   }
00314 
00315   virtual void DrawWidget(const Rect &r, int widget) const
00316   {
00317     switch (widget) {
00318       case ANGRFW_GRF_LIST: {
00319         GfxFillRect(r.left + 1, r.top + 1, r.right - 1, r.bottom - 1, 0xD7);
00320 
00321         uint y = r.top + WD_FRAMERECT_TOP;
00322         uint min_index = this->vscroll.GetPosition();
00323         uint max_index = min(min_index + this->vscroll.GetCapacity(), this->grfs.Length());
00324 
00325         for (uint i = min_index; i < max_index; i++)
00326         {
00327           const GRFConfig *c = this->grfs[i];
00328           bool h = c == this->sel;
00329           const char *text = (!StrEmpty(c->name)) ? c->name : c->filename;
00330 
00331           /* Draw selection background */
00332           if (h) GfxFillRect(r.left + 1, y, r.right - 1, y + this->resize.step_height - 1, 156);
00333           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, text, h ? TC_WHITE : TC_ORANGE);
00334           y += this->resize.step_height;
00335         }
00336         break;
00337       }
00338 
00339       case ANGRFW_GRF_INFO:
00340         if (this->sel != NULL) {
00341           ShowNewGRFInfo(this->sel, r.left + WD_FRAMERECT_LEFT, r.top + WD_FRAMERECT_TOP, r.right - WD_FRAMERECT_RIGHT, r.bottom - WD_FRAMERECT_BOTTOM, false);
00342         }
00343         break;
00344     }
00345   }
00346 
00347   virtual void OnClick(Point pt, int widget, int click_count)
00348   {
00349     switch (widget) {
00350       case ANGRFW_GRF_LIST: {
00351         /* Get row... */
00352         uint i = (pt.y - this->GetWidget<NWidgetBase>(ANGRFW_GRF_LIST)->pos_y - WD_FRAMERECT_TOP) / this->resize.step_height + this->vscroll.GetPosition();
00353 
00354         if (i < this->grfs.Length()) {
00355           this->sel = this->grfs[i];
00356           this->sel_pos = i;
00357         } else {
00358           this->sel = NULL;
00359           this->sel_pos = -1;
00360         }
00361         this->InvalidateData(1);
00362         if (click_count == 1) break;
00363       }
00364       /* FALL THROUGH */
00365       case ANGRFW_ADD: // Add selection to list
00366         if (this->sel != NULL) {
00367           const GRFConfig *src = this->sel;
00368           GRFConfig **list;
00369 
00370           /* Find last entry in the list, checking for duplicate grfid on the way */
00371           for (list = this->list; *list != NULL; list = &(*list)->next) {
00372             if ((*list)->grfid == src->grfid) {
00373               ShowErrorMessage(STR_NEWGRF_DUPLICATE_GRFID, INVALID_STRING_ID, 0, 0);
00374               return;
00375             }
00376           }
00377 
00378           /* Copy GRF details from scanned list */
00379           GRFConfig *c = DuplicateGRFConfig(src);
00380           c->next = NULL;
00381 
00382           /* Append GRF config to configuration list */
00383           *list = c;
00384 
00385           DeleteWindowByClass(WC_SAVELOAD);
00386           InvalidateWindowData(WC_GAME_OPTIONS, 0, 2);
00387         }
00388         break;
00389 
00390       case ANGRFW_RESCAN: // Rescan list
00391         ScanNewGRFFiles();
00392         this->InvalidateData();
00393         break;
00394     }
00395   }
00396 
00397   virtual void OnMouseLoop()
00398   {
00399     this->HandleEditBox(ANGRFW_FILTER);
00400   }
00401 
00402   virtual EventState OnKeyPress(uint16 key, uint16 keycode)
00403   {
00404     switch (keycode) {
00405       case WKC_UP:
00406         /* scroll up by one */
00407         if (this->sel_pos > 0) this->sel_pos--;
00408         break;
00409 
00410       case WKC_DOWN:
00411         /* scroll down by one */
00412         if (this->sel_pos < (int)this->grfs.Length() - 1) this->sel_pos++;
00413         break;
00414 
00415       case WKC_PAGEUP:
00416         /* scroll up a page */
00417         this->sel_pos = (this->sel_pos < this->vscroll.GetCapacity()) ? 0 : this->sel_pos - this->vscroll.GetCapacity();
00418         break;
00419 
00420       case WKC_PAGEDOWN:
00421         /* scroll down a page */
00422         this->sel_pos = min(this->sel_pos + this->vscroll.GetCapacity(), (int)this->grfs.Length() - 1);
00423         break;
00424 
00425       case WKC_HOME:
00426         /* jump to beginning */
00427         this->sel_pos = 0;
00428         break;
00429 
00430       case WKC_END:
00431         /* jump to end */
00432         this->sel_pos = this->grfs.Length() - 1;
00433         break;
00434 
00435       default: {
00436         /* Handle editbox input */
00437         EventState state = ES_NOT_HANDLED;
00438         if (this->HandleEditBoxKey(ANGRFW_FILTER, key, keycode, state) == HEBR_EDITING) {
00439           this->OnOSKInput(ANGRFW_FILTER);
00440         }
00441         return state;
00442       }
00443     }
00444 
00445     if (this->grfs.Length() == 0) this->sel_pos = -1;
00446     if (this->sel_pos >= 0) {
00447       this->sel = this->grfs[this->sel_pos];
00448 
00449       this->ScrollToSelected();
00450       this->InvalidateData(1);
00451     }
00452 
00453     return ES_HANDLED;
00454   }
00455 
00456   virtual void OnOSKInput(int wid)
00457   {
00458     this->grfs.SetFilterState(!StrEmpty(this->edit_str_buf));
00459     this->grfs.ForceRebuild();
00460     this->InvalidateData(1);
00461   }
00462 };
00463 
00464 Listing NewGRFAddWindow::last_sorting = {false, 0};
00465 Filtering NewGRFAddWindow::last_filtering = {false, 0};
00466 
00467 NewGRFAddWindow::GUIGRFConfigList::SortFunction * const NewGRFAddWindow::sorter_funcs[] = {
00468   &NameSorter,
00469 };
00470 
00471 NewGRFAddWindow::GUIGRFConfigList::FilterFunction * const NewGRFAddWindow::filter_funcs[] = {
00472   &TagNameFilter,
00473 };
00474 
00475 static const NWidgetPart _nested_newgrf_add_dlg_widgets[] = {
00476   NWidget(NWID_HORIZONTAL),
00477     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00478     NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_NEWGRF_ADD_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00479   EndContainer(),
00480   NWidget(WWT_PANEL, COLOUR_GREY), SetResize(1, 0),
00481     NWidget(NWID_HORIZONTAL), SetPadding(WD_TEXTPANEL_TOP, 0, WD_TEXTPANEL_BOTTOM, 0), SetPIP(WD_FRAMETEXT_LEFT, WD_FRAMETEXT_RIGHT, WD_FRAMETEXT_RIGHT),
00482       NWidget(WWT_TEXT, COLOUR_GREY), SetFill(0, 1), SetDataTip(STR_LIST_FILTER_TITLE, STR_NULL),
00483       NWidget(WWT_EDITBOX, COLOUR_GREY, ANGRFW_FILTER), SetFill(1, 0), SetMinimalSize(100, 12), SetResize(1, 0), SetDataTip(STR_LIST_FILTER_OSKTITLE, STR_LIST_FILTER_TOOLTIP),
00484     EndContainer(),
00485   EndContainer(),
00486   NWidget(NWID_HORIZONTAL),
00487     NWidget(WWT_PANEL, COLOUR_GREY),
00488       NWidget(WWT_INSET, COLOUR_GREY, ANGRFW_GRF_LIST), SetMinimalSize(290, 1), SetResize(1, 1), SetPadding(2, 2, 2, 2), EndContainer(),
00489     EndContainer(),
00490     NWidget(WWT_SCROLLBAR, COLOUR_GREY, ANGRFW_SCROLLBAR),
00491   EndContainer(),
00492   NWidget(WWT_PANEL, COLOUR_GREY, ANGRFW_GRF_INFO), SetMinimalSize(306, 1), SetResize(1, 0), EndContainer(),
00493   NWidget(NWID_HORIZONTAL),
00494     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
00495       NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, ANGRFW_ADD), SetMinimalSize(147, 12), SetResize(1, 0), SetDataTip(STR_NEWGRF_ADD_FILE, STR_NEWGRF_ADD_FILE_TOOLTIP),
00496       NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, ANGRFW_RESCAN), SetMinimalSize(147, 12), SetResize(1, 0), SetDataTip(STR_NEWGRF_ADD_RESCAN_FILES, STR_NEWGRF_ADD_RESCAN_FILES_TOOLTIP),
00497     EndContainer(),
00498     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
00499   EndContainer(),
00500 };
00501 
00502 /* Window definition for the add a newgrf window */
00503 static const WindowDesc _newgrf_add_dlg_desc(
00504   WDP_CENTER, 306, 347,
00505   WC_SAVELOAD, WC_NONE,
00506   WDF_UNCLICK_BUTTONS,
00507   _nested_newgrf_add_dlg_widgets, lengthof(_nested_newgrf_add_dlg_widgets)
00508 );
00509 
00510 static GRFPresetList _grf_preset_list;
00511 
00512 class DropDownListPresetItem : public DropDownListItem {
00513 public:
00514   DropDownListPresetItem(int result) : DropDownListItem(result, false) {}
00515 
00516   virtual ~DropDownListPresetItem() {}
00517 
00518   bool Selectable() const
00519   {
00520     return true;
00521   }
00522 
00523   void Draw(int left, int right, int top, int bottom, bool sel, int bg_colour) const
00524   {
00525     DrawString(left + 2, right + 2, top, _grf_preset_list[this->result], sel ? TC_WHITE : TC_BLACK);
00526   }
00527 };
00528 
00529 static void NewGRFConfirmationCallback(Window *w, bool confirmed);
00530 
00532 enum ShowNewGRFStateWidgets {
00533   SNGRFS_PRESET_LIST,
00534   SNGRFS_PRESET_SAVE,
00535   SNGRFS_PRESET_DELETE,
00536   SNGRFS_ADD,
00537   SNGRFS_REMOVE,
00538   SNGRFS_MOVE_UP,
00539   SNGRFS_MOVE_DOWN,
00540   SNGRFS_FILE_LIST,
00541   SNGRFS_SCROLLBAR,
00542   SNGRFS_NEWGRF_INFO,
00543   SNGRFS_SET_PARAMETERS,
00544   SNGRFS_TOGGLE_PALETTE,
00545   SNGRFS_APPLY_CHANGES,
00546   SNGRFS_CONTENT_DOWNLOAD,
00547 };
00548 
00552 struct NewGRFWindow : public Window {
00553   GRFConfig **orig_list; 
00554   GRFConfig *list;       
00555   GRFConfig *sel;        
00556   bool editable;         
00557   bool show_params;      
00558   bool execute;          
00559   int query_widget;      
00560   int preset;            
00561 
00562   NewGRFWindow(const WindowDesc *desc, bool editable, bool show_params, bool exec_changes, GRFConfig **config) : Window()
00563   {
00564     this->sel         = NULL;
00565     this->list        = NULL;
00566     this->orig_list   = config;
00567     this->editable    = editable;
00568     this->execute     = exec_changes;
00569     this->show_params = show_params;
00570     this->preset      = -1;
00571 
00572     CopyGRFConfigList(&this->list, *config, false);
00573     GetGRFPresetList(&_grf_preset_list);
00574 
00575     this->InitNested(desc);
00576     this->OnInvalidateData(2);
00577   }
00578 
00579   ~NewGRFWindow()
00580   {
00581     if (this->editable && !this->execute) {
00582       CopyGRFConfigList(this->orig_list, this->list, true);
00583       ResetGRFConfig(false);
00584       ReloadNewGRFData();
00585     }
00586 
00587     /* Remove the temporary copy of grf-list used in window */
00588     ClearGRFConfigList(&this->list);
00589     _grf_preset_list.Clear();
00590   }
00591 
00592   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00593   {
00594     switch (widget) {
00595       case SNGRFS_FILE_LIST:
00596         resize->height = FONT_HEIGHT_NORMAL + WD_MATRIX_TOP + WD_MATRIX_BOTTOM;
00597         size->height = max(size->height, 7 * resize->height);
00598         break;
00599 
00600       case SNGRFS_NEWGRF_INFO:
00601         size->height = max(size->height, WD_FRAMERECT_TOP + 10 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM + padding.height + 2);
00602         break;
00603 
00604       case SNGRFS_PRESET_LIST: {
00605         Dimension d = GetStringBoundingBox(STR_NUM_CUSTOM);
00606         for (uint i = 0; i < _grf_preset_list.Length(); i++) {
00607           if (_grf_preset_list[i] != NULL) {
00608             SetDParamStr(0, _grf_preset_list[i]);
00609             d = maxdim(d, GetStringBoundingBox(STR_JUST_RAW_STRING));
00610           }
00611         }
00612         d.width += padding.width;
00613         *size = maxdim(d, *size);
00614         break;
00615       }
00616 
00617       case SNGRFS_CONTENT_DOWNLOAD: {
00618         Dimension d = GetStringBoundingBox(STR_NEWGRF_SETTINGS_FIND_MISSING_CONTENT_BUTTON);
00619         *size = maxdim(d, GetStringBoundingBox(STR_INTRO_ONLINE_CONTENT));
00620         size->width  += padding.width;
00621         size->height += padding.height;
00622         break;
00623       }
00624     }
00625   }
00626 
00627   virtual void OnResize()
00628   {
00629     this->vscroll.SetCapacityFromWidget(this, SNGRFS_FILE_LIST);
00630     this->GetWidget<NWidgetCore>(SNGRFS_FILE_LIST)->widget_data = (this->vscroll.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
00631   }
00632 
00633   virtual void SetStringParameters(int widget) const
00634   {
00635     switch (widget) {
00636       case SNGRFS_PRESET_LIST:
00637         if (this->preset == -1) {
00638           SetDParam(0, STR_NUM_CUSTOM);
00639         } else {
00640           SetDParam(0, STR_JUST_RAW_STRING);
00641           SetDParamStr(1, _grf_preset_list[this->preset]);
00642         }
00643         break;
00644     }
00645   }
00646 
00647   virtual void OnPaint()
00648   {
00649     this->DrawWidgets();
00650   }
00651 
00652   virtual void DrawWidget(const Rect &r, int widget) const
00653   {
00654     switch (widget) {
00655       case SNGRFS_FILE_LIST: {
00656         uint y = r.top + WD_MATRIX_TOP;
00657         int sprite_offset_y = (FONT_HEIGHT_NORMAL - 10) / 2 - 1;
00658 
00659         bool rtl = _dynlang.text_dir == TD_RTL;
00660         uint text_left    = rtl ? r.left + WD_FRAMERECT_LEFT : r.left + 25;
00661         uint text_right   = rtl ? r.right - 25 : r.right - WD_FRAMERECT_RIGHT;
00662         uint square_left  = rtl ? r.right - 15 : r.left + 5;
00663         uint warning_left = rtl ? r.right - 30 : r.left + 20;
00664 
00665         int i = 0;
00666         for (const GRFConfig *c = this->list; c != NULL; c = c->next, i++) {
00667           if (this->vscroll.IsVisible(i)) {
00668             const char *text = (!StrEmpty(c->name)) ? c->name : c->filename;
00669             PaletteID pal;
00670 
00671             /* Pick a colour */
00672             switch (c->status) {
00673               case GCS_NOT_FOUND:
00674               case GCS_DISABLED:
00675                 pal = PALETTE_TO_RED;
00676                 break;
00677               case GCS_ACTIVATED:
00678                 pal = PALETTE_TO_GREEN;
00679                 break;
00680               default:
00681                 pal = PALETTE_TO_BLUE;
00682                 break;
00683             }
00684 
00685             /* Do not show a "not-failure" colour when it actually failed to load */
00686             if (pal != PALETTE_TO_RED) {
00687               if (HasBit(c->flags, GCF_STATIC)) {
00688                 pal = PALETTE_TO_GREY;
00689               } else if (HasBit(c->flags, GCF_COMPATIBLE)) {
00690                 pal = PALETTE_TO_ORANGE;
00691               }
00692             }
00693 
00694             DrawSprite(SPR_SQUARE, pal, square_left, y + sprite_offset_y);
00695             if (c->error != NULL) DrawSprite(SPR_WARNING_SIGN, 0, warning_left, y + sprite_offset_y);
00696             uint txtoffset = c->error == NULL ? 0 : 10;
00697             DrawString(text_left + (rtl ? 0 : txtoffset), text_right - (rtl ? txtoffset : 0), y, text, this->sel == c ? TC_WHITE : TC_BLACK);
00698             y += this->resize.step_height;
00699           }
00700         }
00701       } break;
00702 
00703       case SNGRFS_NEWGRF_INFO:
00704         if (this->sel != NULL) {
00705           ShowNewGRFInfo(this->sel, r.left + WD_FRAMERECT_LEFT, r.top + WD_FRAMERECT_TOP, r.right - WD_FRAMERECT_RIGHT, r.bottom - WD_FRAMERECT_BOTTOM, this->show_params);
00706         }
00707         break;
00708     }
00709   }
00710 
00711   virtual void OnClick(Point pt, int widget, int click_count)
00712   {
00713     switch (widget) {
00714       case SNGRFS_PRESET_LIST: {
00715         DropDownList *list = new DropDownList();
00716 
00717         /* Add 'None' option for clearing list */
00718         list->push_back(new DropDownListStringItem(STR_NONE, -1, false));
00719 
00720         for (uint i = 0; i < _grf_preset_list.Length(); i++) {
00721           if (_grf_preset_list[i] != NULL) {
00722             list->push_back(new DropDownListPresetItem(i));
00723           }
00724         }
00725 
00726         ShowDropDownList(this, list, this->preset, SNGRFS_PRESET_LIST);
00727         break;
00728       }
00729 
00730       case SNGRFS_PRESET_SAVE:
00731         this->query_widget = widget;
00732         ShowQueryString(STR_EMPTY, STR_NEWGRF_SETTINGS_PRESET_SAVE_QUERY, 32, 100, this, CS_ALPHANUMERAL, QSF_NONE);
00733         break;
00734 
00735       case SNGRFS_PRESET_DELETE:
00736         if (this->preset == -1) return;
00737 
00738         DeleteGRFPresetFromConfig(_grf_preset_list[this->preset]);
00739         GetGRFPresetList(&_grf_preset_list);
00740         this->preset = -1;
00741         this->InvalidateData();
00742         break;
00743 
00744       case SNGRFS_ADD: // Add GRF
00745         DeleteWindowByClass(WC_SAVELOAD);
00746         new NewGRFAddWindow(&_newgrf_add_dlg_desc, this, &this->list);
00747         break;
00748 
00749       case SNGRFS_REMOVE: { // Remove GRF
00750         GRFConfig **pc, *c, *newsel;
00751 
00752         /* Choose the next GRF file to be the selected file */
00753         newsel = this->sel->next;
00754 
00755         for (pc = &this->list; (c = *pc) != NULL; pc = &c->next) {
00756           /* If the new selection is empty (i.e. we're deleting the last item
00757            * in the list, pick the file just before the selected file */
00758           if (newsel == NULL && c->next == this->sel) newsel = c;
00759 
00760           if (c == this->sel) {
00761             *pc = c->next;
00762             free(c);
00763             break;
00764           }
00765         }
00766 
00767         this->sel = newsel;
00768         this->preset = -1;
00769         this->InvalidateData(3);
00770         this->DeleteChildWindows(WC_QUERY_STRING); // Remove the parameter query window
00771         break;
00772       }
00773 
00774       case SNGRFS_MOVE_UP: { // Move GRF up
00775         GRFConfig **pc, *c;
00776         if (this->sel == NULL) break;
00777 
00778         int pos = 0;
00779         for (pc = &this->list; (c = *pc) != NULL; pc = &c->next, pos++) {
00780           if (c->next == this->sel) {
00781             c->next = this->sel->next;
00782             this->sel->next = c;
00783             *pc = this->sel;
00784             break;
00785           }
00786         }
00787         this->vscroll.ScrollTowards(pos);
00788         this->preset = -1;
00789         this->InvalidateData();
00790         break;
00791       }
00792 
00793       case SNGRFS_MOVE_DOWN: { // Move GRF down
00794         GRFConfig **pc, *c;
00795         if (this->sel == NULL) break;
00796 
00797         int pos = 1; // Start at 1 as we swap the selected newgrf with the next one
00798         for (pc = &this->list; (c = *pc) != NULL; pc = &c->next, pos++) {
00799           if (c == this->sel) {
00800             *pc = c->next;
00801             c->next = c->next->next;
00802             (*pc)->next = c;
00803             break;
00804           }
00805         }
00806         this->vscroll.ScrollTowards(pos);
00807         this->preset = -1;
00808         this->InvalidateData();
00809         break;
00810       }
00811 
00812       case SNGRFS_FILE_LIST: { // Select a GRF
00813         GRFConfig *c;
00814         uint i = (pt.y - this->GetWidget<NWidgetBase>(SNGRFS_FILE_LIST)->pos_y) / this->resize.step_height + this->vscroll.GetPosition();
00815 
00816         for (c = this->list; c != NULL && i > 0; c = c->next, i--) {}
00817 
00818         if (this->sel != c) this->DeleteChildWindows(WC_QUERY_STRING); // Remove the parameter query window
00819         this->sel = c;
00820 
00821         this->InvalidateData();
00822         if (click_count > 1) this->OnClick(pt, SNGRFS_SET_PARAMETERS, 1);
00823         break;
00824       }
00825 
00826       case SNGRFS_APPLY_CHANGES: // Apply changes made to GRF list
00827         if (this->execute) {
00828           ShowQuery(
00829             STR_NEWGRF_POPUP_CAUTION_CAPTION,
00830             STR_NEWGRF_CONFIRMATION_TEXT,
00831             this,
00832             NewGRFConfirmationCallback
00833           );
00834         } else {
00835           CopyGRFConfigList(this->orig_list, this->list, true);
00836           ResetGRFConfig(false);
00837           ReloadNewGRFData();
00838         }
00839         break;
00840 
00841       case SNGRFS_SET_PARAMETERS: { // Edit parameters
00842         if (this->sel == NULL) break;
00843 
00844         this->query_widget = widget;
00845         static char buff[512];
00846         GRFBuildParamList(buff, this->sel, lastof(buff));
00847         SetDParamStr(0, buff);
00848         ShowQueryString(STR_JUST_RAW_STRING, STR_NEWGRF_SETTINGS_PARAMETER_QUERY, 63, 250, this, CS_NUMERAL_SPACE, QSF_NONE);
00849         break;
00850       }
00851 
00852       case SNGRFS_TOGGLE_PALETTE:
00853         if (this->sel != NULL) {
00854           this->sel->windows_paletted ^= true;
00855           this->SetDirty();
00856         }
00857         break;
00858 
00859       case SNGRFS_CONTENT_DOWNLOAD:
00860         if (!_network_available) {
00861           ShowErrorMessage(STR_NETWORK_ERROR_NOTAVAILABLE, INVALID_STRING_ID, 0, 0);
00862         } else {
00863 #if defined(ENABLE_NETWORK)
00864         /* Only show the things in the current list, or everything when nothing's selected */
00865           ContentVector cv;
00866           for (const GRFConfig *c = this->list; c != NULL; c = c->next) {
00867             if (c->status != GCS_NOT_FOUND && !HasBit(c->flags, GCF_COMPATIBLE)) continue;
00868 
00869             ContentInfo *ci = new ContentInfo();
00870             ci->type = CONTENT_TYPE_NEWGRF;
00871             ci->state = ContentInfo::DOES_NOT_EXIST;
00872             ttd_strlcpy(ci->name, c->name != NULL ? c->name : c->filename, lengthof(ci->name));
00873             ci->unique_id = BSWAP32(c->grfid);
00874             memcpy(ci->md5sum, c->md5sum, sizeof(ci->md5sum));
00875             if (HasBit(c->flags, GCF_COMPATIBLE)) GamelogGetOriginalGRFMD5Checksum(c->grfid, ci->md5sum);
00876             *cv.Append() = ci;
00877           }
00878           ShowNetworkContentListWindow(cv.Length() == 0 ? NULL : &cv, CONTENT_TYPE_NEWGRF);
00879 #endif
00880         }
00881         break;
00882     }
00883   }
00884 
00885   virtual void OnDropdownSelect(int widget, int index)
00886   {
00887     if (index == -1) {
00888       ClearGRFConfigList(&this->list);
00889       this->preset = -1;
00890     } else {
00891       GRFConfig *c = LoadGRFPresetFromConfig(_grf_preset_list[index]);
00892 
00893       if (c != NULL) {
00894         this->sel = NULL;
00895         ClearGRFConfigList(&this->list);
00896         this->list = c;
00897         this->preset = index;
00898       }
00899     }
00900 
00901     this->sel = NULL;
00902     this->InvalidateData(3);
00903   }
00904 
00905   virtual void OnQueryTextFinished(char *str)
00906   {
00907     if (str == NULL) return;
00908 
00909     switch (this->query_widget) {
00910       default: NOT_REACHED();
00911 
00912       case SNGRFS_PRESET_SAVE:
00913         SaveGRFPresetToConfig(str, this->list);
00914         GetGRFPresetList(&_grf_preset_list);
00915 
00916         /* Switch to this preset */
00917         for (uint i = 0; i < _grf_preset_list.Length(); i++) {
00918           if (_grf_preset_list[i] != NULL && strcmp(_grf_preset_list[i], str) == 0) {
00919             this->preset = i;
00920             break;
00921           }
00922         }
00923         break;
00924 
00925       case SNGRFS_SET_PARAMETERS: {
00926         /* Parse our new "int list" */
00927         GRFConfig *c = this->sel;
00928         c->num_params = parse_intlist(str, (int*)c->param, lengthof(c->param));
00929 
00930         /* parse_intlist returns -1 on error */
00931         if (c->num_params == (byte)-1) c->num_params = 0;
00932 
00933         this->preset = -1;
00934         break;
00935       }
00936     }
00937 
00938     this->InvalidateData();
00939   }
00940 
00941   virtual void OnInvalidateData(int data = 0)
00942   {
00943     switch (data) {
00944       default: NOT_REACHED();
00945       case 0:
00946         /* Nothing important to do */
00947         break;
00948 
00949       case 1:
00950         /* Search the list for items that are now found and mark them as such. */
00951         for (GRFConfig *c = this->list; c != NULL; c = c->next) {
00952           if (c->status != GCS_NOT_FOUND) continue;
00953 
00954           const GRFConfig *f = FindGRFConfig(c->grfid, c->md5sum);
00955           if (f == NULL) continue;
00956 
00957           free(c->filename);
00958           free(c->name);
00959           free(c->info);
00960 
00961           c->filename  = f->filename == NULL ? NULL : strdup(f->filename);
00962           c->name      = f->name == NULL ? NULL : strdup(f->name);
00963           c->info      = f->info == NULL ? NULL : strdup(f->info);
00964           c->status    = GCS_UNKNOWN;
00965         }
00966         break;
00967 
00968       case 2:
00969         this->preset = -1;
00970         /* Fall through */
00971       case 3:
00972         const GRFConfig *c;
00973         int i;
00974 
00975         for (c = this->list, i = 0; c != NULL; c = c->next, i++) {}
00976 
00977         this->vscroll.SetCapacityFromWidget(this, SNGRFS_FILE_LIST);
00978         this->GetWidget<NWidgetCore>(SNGRFS_FILE_LIST)->widget_data = (this->vscroll.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
00979         this->vscroll.SetCount(i);
00980         break;
00981     }
00982 
00983     this->SetWidgetsDisabledState(!this->editable,
00984       SNGRFS_PRESET_LIST,
00985       SNGRFS_ADD,
00986       SNGRFS_APPLY_CHANGES,
00987       SNGRFS_TOGGLE_PALETTE,
00988       WIDGET_LIST_END
00989     );
00990 
00991     bool disable_all = this->sel == NULL || !this->editable;
00992     this->SetWidgetsDisabledState(disable_all,
00993       SNGRFS_REMOVE,
00994       SNGRFS_MOVE_UP,
00995       SNGRFS_MOVE_DOWN,
00996       WIDGET_LIST_END
00997     );
00998     this->SetWidgetDisabledState(SNGRFS_SET_PARAMETERS, !this->show_params || disable_all);
00999     this->SetWidgetDisabledState(SNGRFS_TOGGLE_PALETTE, disable_all);
01000 
01001     if (!disable_all) {
01002       /* All widgets are now enabled, so disable widgets we can't use */
01003       if (this->sel == this->list)       this->DisableWidget(SNGRFS_MOVE_UP);
01004       if (this->sel->next == NULL)       this->DisableWidget(SNGRFS_MOVE_DOWN);
01005       if (this->sel->IsOpenTTDBaseGRF()) this->DisableWidget(SNGRFS_REMOVE);
01006     }
01007 
01008     this->SetWidgetDisabledState(SNGRFS_PRESET_DELETE, this->preset == -1);
01009 
01010     bool has_missing = false;
01011     bool has_compatible = false;
01012     for (const GRFConfig *c = this->list; !has_missing && c != NULL; c = c->next) {
01013       has_missing    |= c->status == GCS_NOT_FOUND;
01014       has_compatible |= HasBit(c->flags, GCF_COMPATIBLE);
01015     }
01016     if (has_missing || has_compatible) {
01017       this->GetWidget<NWidgetCore>(SNGRFS_CONTENT_DOWNLOAD)->widget_data = STR_NEWGRF_SETTINGS_FIND_MISSING_CONTENT_BUTTON;
01018       this->GetWidget<NWidgetCore>(SNGRFS_CONTENT_DOWNLOAD)->tool_tip    = STR_NEWGRF_SETTINGS_FIND_MISSING_CONTENT_TOOLTIP;
01019     } else {
01020       this->GetWidget<NWidgetCore>(SNGRFS_CONTENT_DOWNLOAD)->widget_data = STR_INTRO_ONLINE_CONTENT;
01021       this->GetWidget<NWidgetCore>(SNGRFS_CONTENT_DOWNLOAD)->tool_tip    = STR_INTRO_TOOLTIP_ONLINE_CONTENT;
01022     }
01023     this->SetWidgetDisabledState(SNGRFS_PRESET_SAVE, has_missing);
01024   }
01025 };
01026 
01027 /* Widget definition of the manage newgrfs window */
01028 static const NWidgetPart _nested_newgrf_widgets[] = {
01029   NWidget(NWID_HORIZONTAL),
01030     NWidget(WWT_CLOSEBOX, COLOUR_MAUVE),
01031     NWidget(WWT_CAPTION, COLOUR_MAUVE), SetDataTip(STR_NEWGRF_SETTINGS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01032   EndContainer(),
01033   NWidget(WWT_PANEL, COLOUR_MAUVE),
01034     NWidget(NWID_HORIZONTAL), SetPadding(2, 10, 2, 10),
01035       NWidget(WWT_DROPDOWN, COLOUR_YELLOW, SNGRFS_PRESET_LIST), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_JUST_STRING, STR_NEWGRF_SETTINGS_PRESET_LIST_TOOLTIP),
01036       NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
01037         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_PRESET_SAVE), SetFill(1, 0), SetDataTip(STR_NEWGRF_SETTINGS_PRESET_SAVE, STR_NEWGRF_SETTINGS_PRESET_SAVE_TOOLTIP),
01038         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_PRESET_DELETE), SetFill(1, 0), SetDataTip(STR_NEWGRF_SETTINGS_PRESET_DELETE, STR_NEWGRF_SETTINGS_PRESET_DELETE_TOOLTIP),
01039       EndContainer(),
01040     EndContainer(),
01041   EndContainer(),
01042   NWidget(WWT_PANEL, COLOUR_MAUVE),
01043     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPadding(2, 10, 2, 10),
01044       NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_ADD), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_NEWGRF_SETTINGS_ADD, STR_NEWGRF_SETTINGS_ADD_TOOLTIP),
01045       NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_REMOVE), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_NEWGRF_SETTINGS_REMOVE, STR_NEWGRF_SETTINGS_REMOVE_TOOLTIP),
01046       NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_MOVE_UP), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_NEWGRF_SETTINGS_MOVEUP, STR_NEWGRF_SETTINGS_MOVEUP_TOOLTIP),
01047       NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_MOVE_DOWN), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_NEWGRF_SETTINGS_MOVEDOWN, STR_NEWGRF_SETTINGS_MOVEDOWN_TOOLTIP),
01048     EndContainer(),
01049   EndContainer(),
01050   NWidget(NWID_HORIZONTAL),
01051     NWidget(WWT_MATRIX, COLOUR_MAUVE, SNGRFS_FILE_LIST), SetFill(1, 0), SetDataTip(0x501, STR_NEWGRF_SETTINGS_FILE_TOOLTIP), SetResize(1, 0),
01052     NWidget(WWT_SCROLLBAR, COLOUR_MAUVE, SNGRFS_SCROLLBAR),
01053   EndContainer(),
01054   NWidget(WWT_PANEL, COLOUR_MAUVE, SNGRFS_NEWGRF_INFO), SetFill(1, 0), SetResize(1, 0), EndContainer(),
01055   NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
01056     NWidget(WWT_PUSHTXTBTN, COLOUR_MAUVE, SNGRFS_SET_PARAMETERS), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_NEWGRF_SETTINGS_SET_PARAMETERS, STR_NULL),
01057     NWidget(WWT_PUSHTXTBTN, COLOUR_MAUVE, SNGRFS_TOGGLE_PALETTE), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_NEWGRF_SETTINGS_TOGGLE_PALETTE, STR_NEWGRF_SETTINGS_TOGGLE_PALETTE_TOOLTIP),
01058     NWidget(WWT_PUSHTXTBTN, COLOUR_MAUVE, SNGRFS_APPLY_CHANGES), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_NEWGRF_SETTINGS_APPLY_CHANGES, STR_NULL),
01059   EndContainer(),
01060   NWidget(NWID_HORIZONTAL),
01061     NWidget(WWT_PUSHTXTBTN, COLOUR_MAUVE, SNGRFS_CONTENT_DOWNLOAD), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_INTRO_ONLINE_CONTENT, STR_INTRO_TOOLTIP_ONLINE_CONTENT),
01062     NWidget(WWT_RESIZEBOX, COLOUR_MAUVE),
01063   EndContainer(),
01064 };
01065 
01066 /* Window definition of the manage newgrfs window */
01067 static const WindowDesc _newgrf_desc(
01068   WDP_CENTER, 300, 263,
01069   WC_GAME_OPTIONS, WC_NONE,
01070   WDF_UNCLICK_BUTTONS,
01071   _nested_newgrf_widgets, lengthof(_nested_newgrf_widgets)
01072 );
01073 
01078 static void NewGRFConfirmationCallback(Window *w, bool confirmed)
01079 {
01080   if (confirmed) {
01081     NewGRFWindow *nw = dynamic_cast<NewGRFWindow*>(w);
01082     GRFConfig *c;
01083     int i = 0;
01084 
01085     GamelogStartAction(GLAT_GRF);
01086     GamelogGRFUpdate(_grfconfig, nw->list); // log GRF changes
01087     CopyGRFConfigList(nw->orig_list, nw->list, false);
01088     ReloadNewGRFData();
01089     GamelogStopAction();
01090 
01091     /* Show new, updated list */
01092     for (c = nw->list; c != NULL && c != nw->sel; c = c->next, i++) {}
01093     CopyGRFConfigList(&nw->list, *nw->orig_list, false);
01094     for (c = nw->list; c != NULL && i > 0; c = c->next, i--) {}
01095     nw->sel = c;
01096 
01097     w->SetDirty();
01098   }
01099 }
01100 
01101 
01102 
01109 void ShowNewGRFSettings(bool editable, bool show_params, bool exec_changes, GRFConfig **config)
01110 {
01111   DeleteWindowByClass(WC_GAME_OPTIONS);
01112   new NewGRFWindow(&_newgrf_desc, editable, show_params, exec_changes, config);
01113 }

Generated on Sat Jul 31 21:37:49 2010 for OpenTTD by  doxygen 1.6.1