# newgrf_gui.cpp

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    00001 /* $Id: newgrf_gui.cpp 19132 2010-02-14 16:31:35Z alberth $ */
    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   }
    00618
    00619   virtual void OnResize()
    00620   {
    00621     this->vscroll.SetCapacityFromWidget(this, SNGRFS_FILE_LIST);
    00622     this->GetWidget<NWidgetCore>(SNGRFS_FILE_LIST)->widget_data = (this->vscroll.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
    00623   }
    00624
    00625   virtual void SetStringParameters(int widget) const
    00626   {
    00627     switch (widget) {
    00628       case SNGRFS_PRESET_LIST:
    00629         if (this->preset == -1) {
    00630           SetDParam(0, STR_NUM_CUSTOM);
    00631         } else {
    00632           SetDParam(0, STR_JUST_RAW_STRING);
    00633           SetDParamStr(1, _grf_preset_list[this->preset]);
    00634         }
    00635         break;
    00636     }
    00637   }
    00638
    00639   virtual void OnPaint()
    00640   {
    00641     this->DrawWidgets();
    00642   }
    00643
    00644   virtual void DrawWidget(const Rect &r, int widget) const
    00645   {
    00646     switch (widget) {
    00647       case SNGRFS_FILE_LIST: {
    00648         uint y = r.top + WD_MATRIX_TOP;
    00649         int sprite_offset_y = (FONT_HEIGHT_NORMAL - 10) / 2 - 1;
    00650
    00651         bool rtl = _dynlang.text_dir == TD_RTL;
    00652         uint text_left    = rtl ? r.left + WD_FRAMERECT_LEFT : r.left + 25;
    00653         uint text_right   = rtl ? r.right - 25 : r.right - WD_FRAMERECT_RIGHT;
    00654         uint square_left  = rtl ? r.right - 15 : r.left + 5;
    00655         uint warning_left = rtl ? r.right - 30 : r.left + 20;
    00656
    00657         int i = 0;
    00658         for (const GRFConfig *c = this->list; c != NULL; c = c->next, i++) {
    00659           if (this->vscroll.IsVisible(i)) {
    00660             const char *text = (!StrEmpty(c->name)) ? c->name : c->filename;
    00661             PaletteID pal;
    00662
    00663             /* Pick a colour */
    00664             switch (c->status) {
    00665               case GCS_NOT_FOUND:
    00666               case GCS_DISABLED:
    00667                 pal = PALETTE_TO_RED;
    00668                 break;
    00669               case GCS_ACTIVATED:
    00670                 pal = PALETTE_TO_GREEN;
    00671                 break;
    00672               default:
    00673                 pal = PALETTE_TO_BLUE;
    00674                 break;
    00675             }
    00676
    00677             /* Do not show a "not-failure" colour when it actually failed to load */
    00678             if (pal != PALETTE_TO_RED) {
    00679               if (HasBit(c->flags, GCF_STATIC)) {
    00680                 pal = PALETTE_TO_GREY;
    00681               } else if (HasBit(c->flags, GCF_COMPATIBLE)) {
    00682                 pal = PALETTE_TO_ORANGE;
    00683               }
    00684             }
    00685
    00686             DrawSprite(SPR_SQUARE, pal, square_left, y + sprite_offset_y);
    00687             if (c->error != NULL) DrawSprite(SPR_WARNING_SIGN, 0, warning_left, y + sprite_offset_y);
    00688             uint txtoffset = c->error == NULL ? 0 : 10;
    00689             DrawString(text_left + (rtl ? 0 : txtoffset), text_right - (rtl ? txtoffset : 0), y, text, this->sel == c ? TC_WHITE : TC_BLACK);
    00690             y += this->resize.step_height;
    00691           }
    00692         }
    00693       } break;
    00694
    00695       case SNGRFS_NEWGRF_INFO:
    00696         if (this->sel != NULL) {
    00697           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);
    00698         }
    00699         break;
    00700     }
    00701   }
    00702
    00703   virtual void OnClick(Point pt, int widget, int click_count)
    00704   {
    00705     switch (widget) {
    00706       case SNGRFS_PRESET_LIST: {
    00707         DropDownList *list = new DropDownList();
    00708
    00709         /* Add 'None' option for clearing list */
    00710         list->push_back(new DropDownListStringItem(STR_NONE, -1, false));
    00711
    00712         for (uint i = 0; i < _grf_preset_list.Length(); i++) {
    00713           if (_grf_preset_list[i] != NULL) {
    00714             list->push_back(new DropDownListPresetItem(i));
    00715           }
    00716         }
    00717
    00718         ShowDropDownList(this, list, this->preset, SNGRFS_PRESET_LIST);
    00719         break;
    00720       }
    00721
    00722       case SNGRFS_PRESET_SAVE:
    00723         this->query_widget = widget;
    00724         ShowQueryString(STR_EMPTY, STR_NEWGRF_SETTINGS_PRESET_SAVE_QUERY, 32, 100, this, CS_ALPHANUMERAL, QSF_NONE);
    00725         break;
    00726
    00727       case SNGRFS_PRESET_DELETE:
    00728         if (this->preset == -1) return;
    00729
    00730         DeleteGRFPresetFromConfig(_grf_preset_list[this->preset]);
    00731         GetGRFPresetList(&_grf_preset_list);
    00732         this->preset = -1;
    00733         this->InvalidateData();
    00734         break;
    00735
    00736       case SNGRFS_ADD: // Add GRF
    00737         DeleteWindowByClass(WC_SAVELOAD);
    00738         new NewGRFAddWindow(&_newgrf_add_dlg_desc, this, &this->list);
    00739         break;
    00740
    00741       case SNGRFS_REMOVE: { // Remove GRF
    00742         GRFConfig **pc, *c, *newsel;
    00743
    00744         /* Choose the next GRF file to be the selected file */
    00745         newsel = this->sel->next;
    00746
    00747         for (pc = &this->list; (c = *pc) != NULL; pc = &c->next) {
    00748           /* If the new selection is empty (i.e. we're deleting the last item
    00749            * in the list, pick the file just before the selected file */
    00750           if (newsel == NULL && c->next == this->sel) newsel = c;
    00751
    00752           if (c == this->sel) {
    00753             *pc = c->next;
    00754             free(c);
    00755             break;
    00756           }
    00757         }
    00758
    00759         this->sel = newsel;
    00760         this->preset = -1;
    00761         this->InvalidateData(3);
    00762         this->DeleteChildWindows(WC_QUERY_STRING); // Remove the parameter query window
    00763         break;
    00764       }
    00765
    00766       case SNGRFS_MOVE_UP: { // Move GRF up
    00767         GRFConfig **pc, *c;
    00768         if (this->sel == NULL) break;
    00769
    00770         int pos = 0;
    00771         for (pc = &this->list; (c = *pc) != NULL; pc = &c->next, pos++) {
    00772           if (c->next == this->sel) {
    00773             c->next = this->sel->next;
    00774             this->sel->next = c;
    00775             *pc = this->sel;
    00776             break;
    00777           }
    00778         }
    00779         this->vscroll.ScrollTowards(pos);
    00780         this->preset = -1;
    00781         this->InvalidateData();
    00782         break;
    00783       }
    00784
    00785       case SNGRFS_MOVE_DOWN: { // Move GRF down
    00786         GRFConfig **pc, *c;
    00787         if (this->sel == NULL) break;
    00788
    00789         int pos = 1; // Start at 1 as we swap the selected newgrf with the next one
    00790         for (pc = &this->list; (c = *pc) != NULL; pc = &c->next, pos++) {
    00791           if (c == this->sel) {
    00792             *pc = c->next;
    00793             c->next = c->next->next;
    00794             (*pc)->next = c;
    00795             break;
    00796           }
    00797         }
    00798         this->vscroll.ScrollTowards(pos);
    00799         this->preset = -1;
    00800         this->InvalidateData();
    00801         break;
    00802       }
    00803
    00804       case SNGRFS_FILE_LIST: { // Select a GRF
    00805         GRFConfig *c;
    00806         uint i = (pt.y - this->GetWidget<NWidgetBase>(SNGRFS_FILE_LIST)->pos_y) / this->resize.step_height + this->vscroll.GetPosition();
    00807
    00808         for (c = this->list; c != NULL && i > 0; c = c->next, i--) {}
    00809
    00810         if (this->sel != c) this->DeleteChildWindows(WC_QUERY_STRING); // Remove the parameter query window
    00811         this->sel = c;
    00812
    00813         this->InvalidateData();
    00814         if (click_count > 1) this->OnClick(pt, SNGRFS_SET_PARAMETERS, 1);
    00815         break;
    00816       }
    00817
    00818       case SNGRFS_APPLY_CHANGES: // Apply changes made to GRF list
    00819         if (this->execute) {
    00820           ShowQuery(
    00821             STR_NEWGRF_POPUP_CAUTION_CAPTION,
    00822             STR_NEWGRF_CONFIRMATION_TEXT,
    00823             this,
    00824             NewGRFConfirmationCallback
    00825           );
    00826         } else {
    00827           CopyGRFConfigList(this->orig_list, this->list, true);
    00828           ResetGRFConfig(false);
    00829           ReloadNewGRFData();
    00830         }
    00831         break;
    00832
    00833       case SNGRFS_SET_PARAMETERS: { // Edit parameters
    00834         if (this->sel == NULL) break;
    00835
    00836         this->query_widget = widget;
    00837         static char buff[512];
    00838         GRFBuildParamList(buff, this->sel, lastof(buff));
    00839         SetDParamStr(0, buff);
    00840         ShowQueryString(STR_JUST_RAW_STRING, STR_NEWGRF_SETTINGS_PARAMETER_QUERY, 63, 250, this, CS_NUMERAL_SPACE, QSF_NONE);
    00841         break;
    00842       }
    00843
    00844       case SNGRFS_TOGGLE_PALETTE:
    00845         if (this->sel != NULL) {
    00846           this->sel->windows_paletted ^= true;
    00847           this->SetDirty();
    00848         }
    00849         break;
    00850
    00851       case SNGRFS_CONTENT_DOWNLOAD:
    00852         if (!_network_available) {
    00853           ShowErrorMessage(STR_NETWORK_ERROR_NOTAVAILABLE, INVALID_STRING_ID, 0, 0);
    00854         } else {
    00855 #if defined(ENABLE_NETWORK)
    00856         /* Only show the things in the current list, or everything when nothing's selected */
    00857           ContentVector cv;
    00858           for (const GRFConfig *c = this->list; c != NULL; c = c->next) {
    00859             if (c->status != GCS_NOT_FOUND && !HasBit(c->flags, GCF_COMPATIBLE)) continue;
    00860
    00861             ContentInfo *ci = new ContentInfo();
    00862             ci->type = CONTENT_TYPE_NEWGRF;
    00863             ci->state = ContentInfo::DOES_NOT_EXIST;
    00864             ttd_strlcpy(ci->name, c->name != NULL ? c->name : c->filename, lengthof(ci->name));
    00865             ci->unique_id = BSWAP32(c->grfid);
    00866             memcpy(ci->md5sum, c->md5sum, sizeof(ci->md5sum));
    00867             if (HasBit(c->flags, GCF_COMPATIBLE)) GamelogGetOriginalGRFMD5Checksum(c->grfid, ci->md5sum);
    00868             *cv.Append() = ci;
    00869           }
    00870           ShowNetworkContentListWindow(cv.Length() == 0 ? NULL : &cv, CONTENT_TYPE_NEWGRF);
    00871 #endif
    00872         }
    00873         break;
    00874     }
    00875   }
    00876
    00877   virtual void OnDropdownSelect(int widget, int index)
    00878   {
    00879     if (index == -1) {
    00880       ClearGRFConfigList(&this->list);
    00881       this->preset = -1;
    00882     } else {
    00883       GRFConfig *c = LoadGRFPresetFromConfig(_grf_preset_list[index]);
    00884
    00885       if (c != NULL) {
    00886         this->sel = NULL;
    00887         ClearGRFConfigList(&this->list);
    00888         this->list = c;
    00889         this->preset = index;
    00890       }
    00891     }
    00892
    00893     this->sel = NULL;
    00894     this->InvalidateData(3);
    00895   }
    00896
    00897   virtual void OnQueryTextFinished(char *str)
    00898   {
    00899     if (str == NULL) return;
    00900
    00901     switch (this->query_widget) {
    00902       default: NOT_REACHED();
    00903
    00904       case SNGRFS_PRESET_SAVE:
    00905         SaveGRFPresetToConfig(str, this->list);
    00906         GetGRFPresetList(&_grf_preset_list);
    00907
    00908         /* Switch to this preset */
    00909         for (uint i = 0; i < _grf_preset_list.Length(); i++) {
    00910           if (_grf_preset_list[i] != NULL && strcmp(_grf_preset_list[i], str) == 0) {
    00911             this->preset = i;
    00912             break;
    00913           }
    00914         }
    00915         break;
    00916
    00917       case SNGRFS_SET_PARAMETERS: {
    00918         /* Parse our new "int list" */
    00919         GRFConfig *c = this->sel;
    00920         c->num_params = parse_intlist(str, (int*)c->param, lengthof(c->param));
    00921
    00922         /* parse_intlist returns -1 on error */
    00923         if (c->num_params == (byte)-1) c->num_params = 0;
    00924
    00925         this->preset = -1;
    00926         break;
    00927       }
    00928     }
    00929
    00930     this->InvalidateData();
    00931   }
    00932
    00933   virtual void OnInvalidateData(int data = 0)
    00934   {
    00935     switch (data) {
    00936       default: NOT_REACHED();
    00937       case 0:
    00938         /* Nothing important to do */
    00939         break;
    00940
    00941       case 1:
    00942         /* Search the list for items that are now found and mark them as such. */
    00943         for (GRFConfig *c = this->list; c != NULL; c = c->next) {
    00944           if (c->status != GCS_NOT_FOUND) continue;
    00945
    00946           const GRFConfig *f = FindGRFConfig(c->grfid, c->md5sum);
    00947           if (f == NULL) continue;
    00948
    00949           free(c->filename);
    00950           free(c->name);
    00951           free(c->info);
    00952
    00953           c->filename  = f->filename == NULL ? NULL : strdup(f->filename);
    00954           c->name      = f->name == NULL ? NULL : strdup(f->name);
    00955           c->info      = f->info == NULL ? NULL : strdup(f->info);
    00956           c->status    = GCS_UNKNOWN;
    00957         }
    00958         break;
    00959
    00960       case 2:
    00961         this->preset = -1;
    00962         /* Fall through */
    00963       case 3:
    00964         const GRFConfig *c;
    00965         int i;
    00966
    00967         for (c = this->list, i = 0; c != NULL; c = c->next, i++) {}
    00968
    00969         this->vscroll.SetCapacityFromWidget(this, SNGRFS_FILE_LIST);
    00970         this->GetWidget<NWidgetCore>(SNGRFS_FILE_LIST)->widget_data = (this->vscroll.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
    00971         this->vscroll.SetCount(i);
    00972         break;
    00973     }
    00974
    00975     this->SetWidgetsDisabledState(!this->editable,
    00976       SNGRFS_PRESET_LIST,
    00977       SNGRFS_ADD,
    00978       SNGRFS_APPLY_CHANGES,
    00979       SNGRFS_TOGGLE_PALETTE,
    00980       WIDGET_LIST_END
    00981     );
    00982
    00983     bool disable_all = this->sel == NULL || !this->editable;
    00984     this->SetWidgetsDisabledState(disable_all,
    00985       SNGRFS_REMOVE,
    00986       SNGRFS_MOVE_UP,
    00987       SNGRFS_MOVE_DOWN,
    00988       WIDGET_LIST_END
    00989     );
    00990     this->SetWidgetDisabledState(SNGRFS_SET_PARAMETERS, !this->show_params || disable_all);
    00991     this->SetWidgetDisabledState(SNGRFS_TOGGLE_PALETTE, disable_all);
    00992
    00993     if (!disable_all) {
    00994       /* All widgets are now enabled, so disable widgets we can't use */
    00995       if (this->sel == this->list)       this->DisableWidget(SNGRFS_MOVE_UP);
    00996       if (this->sel->next == NULL)       this->DisableWidget(SNGRFS_MOVE_DOWN);
    00997       if (this->sel->IsOpenTTDBaseGRF()) this->DisableWidget(SNGRFS_REMOVE);
    00998     }
    00999
    01000     this->SetWidgetDisabledState(SNGRFS_PRESET_DELETE, this->preset == -1);
    01001
    01002     bool has_missing = false;
    01003     bool has_compatible = false;
    01004     for (const GRFConfig *c = this->list; !has_missing && c != NULL; c = c->next) {
    01005       has_missing    |= c->status == GCS_NOT_FOUND;
    01006       has_compatible |= HasBit(c->flags, GCF_COMPATIBLE);
    01007     }
    01008     if (has_missing || has_compatible) {
    01009       this->GetWidget<NWidgetCore>(SNGRFS_CONTENT_DOWNLOAD)->widget_data = STR_NEWGRF_SETTINGS_FIND_MISSING_CONTENT_BUTTON;
    01010       this->GetWidget<NWidgetCore>(SNGRFS_CONTENT_DOWNLOAD)->tool_tip    = STR_NEWGRF_SETTINGS_FIND_MISSING_CONTENT_TOOLTIP;
    01011     } else {
    01012       this->GetWidget<NWidgetCore>(SNGRFS_CONTENT_DOWNLOAD)->widget_data = STR_INTRO_ONLINE_CONTENT;
    01013       this->GetWidget<NWidgetCore>(SNGRFS_CONTENT_DOWNLOAD)->tool_tip    = STR_INTRO_TOOLTIP_ONLINE_CONTENT;
    01014     }
    01015     this->SetWidgetDisabledState(SNGRFS_PRESET_SAVE, has_missing);
    01016   }
    01017 };
    01018
    01019 /* Widget definition of the manage newgrfs window */
    01020 static const NWidgetPart _nested_newgrf_widgets[] = {
    01021   NWidget(NWID_HORIZONTAL),
    01022     NWidget(WWT_CLOSEBOX, COLOUR_MAUVE),
    01023     NWidget(WWT_CAPTION, COLOUR_MAUVE), SetDataTip(STR_NEWGRF_SETTINGS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    01024   EndContainer(),
    01025   NWidget(WWT_PANEL, COLOUR_MAUVE),
    01026     NWidget(NWID_HORIZONTAL), SetPadding(2, 10, 2, 10),
    01027       NWidget(WWT_DROPDOWN, COLOUR_YELLOW, SNGRFS_PRESET_LIST), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_JUST_STRING, STR_NEWGRF_SETTINGS_PRESET_LIST_TOOLTIP),
    01028       NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
    01029         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_PRESET_SAVE), SetFill(1, 0), SetDataTip(STR_NEWGRF_SETTINGS_PRESET_SAVE, STR_NEWGRF_SETTINGS_PRESET_SAVE_TOOLTIP),
    01030         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_PRESET_DELETE), SetFill(1, 0), SetDataTip(STR_NEWGRF_SETTINGS_PRESET_DELETE, STR_NEWGRF_SETTINGS_PRESET_DELETE_TOOLTIP),
    01031       EndContainer(),
    01032     EndContainer(),
    01033   EndContainer(),
    01034   NWidget(WWT_PANEL, COLOUR_MAUVE),
    01035     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPadding(2, 10, 2, 10),
    01036       NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_ADD), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_NEWGRF_SETTINGS_ADD, STR_NEWGRF_SETTINGS_ADD_TOOLTIP),
    01037       NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_REMOVE), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_NEWGRF_SETTINGS_REMOVE, STR_NEWGRF_SETTINGS_REMOVE_TOOLTIP),
    01038       NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_MOVE_UP), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_NEWGRF_SETTINGS_MOVEUP, STR_NEWGRF_SETTINGS_MOVEUP_TOOLTIP),
    01039       NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_MOVE_DOWN), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_NEWGRF_SETTINGS_MOVEDOWN, STR_NEWGRF_SETTINGS_MOVEDOWN_TOOLTIP),
    01040     EndContainer(),
    01041   EndContainer(),
    01042   NWidget(NWID_HORIZONTAL),
    01043     NWidget(WWT_MATRIX, COLOUR_MAUVE, SNGRFS_FILE_LIST), SetFill(1, 0), SetDataTip(0x501, STR_NEWGRF_SETTINGS_FILE_TOOLTIP), SetResize(1, 0),
    01044     NWidget(WWT_SCROLLBAR, COLOUR_MAUVE, SNGRFS_SCROLLBAR),
    01045   EndContainer(),
    01046   NWidget(WWT_PANEL, COLOUR_MAUVE, SNGRFS_NEWGRF_INFO), SetFill(1, 0), SetResize(1, 0), EndContainer(),
    01047   NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
    01048     NWidget(WWT_PUSHTXTBTN, COLOUR_MAUVE, SNGRFS_SET_PARAMETERS), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_NEWGRF_SETTINGS_SET_PARAMETERS, STR_NULL),
    01049     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),
    01050     NWidget(WWT_PUSHTXTBTN, COLOUR_MAUVE, SNGRFS_APPLY_CHANGES), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_NEWGRF_SETTINGS_APPLY_CHANGES, STR_NULL),
    01051   EndContainer(),
    01052   NWidget(NWID_HORIZONTAL),
    01053     NWidget(WWT_PUSHTXTBTN, COLOUR_MAUVE, SNGRFS_CONTENT_DOWNLOAD), SetFill(1, 0), SetResize(1, 0), SetDataTip(STR_INTRO_ONLINE_CONTENT, STR_INTRO_TOOLTIP_ONLINE_CONTENT),
    01054     NWidget(WWT_RESIZEBOX, COLOUR_MAUVE),
    01055   EndContainer(),
    01056 };
    01057
    01058 /* Window definition of the manage newgrfs window */
    01059 static const WindowDesc _newgrf_desc(
    01060   WDP_CENTER, 300, 263,
    01061   WC_GAME_OPTIONS, WC_NONE,
    01062   WDF_UNCLICK_BUTTONS,
    01063   _nested_newgrf_widgets, lengthof(_nested_newgrf_widgets)
    01064 );
    01065
    01070 static void NewGRFConfirmationCallback(Window *w, bool confirmed)
    01071 {
    01072   if (confirmed) {
    01073     NewGRFWindow *nw = dynamic_cast<NewGRFWindow*>(w);
    01074     GRFConfig *c;
    01075     int i = 0;
    01076
    01077     GamelogStartAction(GLAT_GRF);
    01078     GamelogGRFUpdate(_grfconfig, nw->list); // log GRF changes
    01079     CopyGRFConfigList(nw->orig_list, nw->list, false);
    01080     ReloadNewGRFData();
    01081     GamelogStopAction();
    01082
    01083     /* Show new, updated list */
    01084     for (c = nw->list; c != NULL && c != nw->sel; c = c->next, i++) {}
    01085     CopyGRFConfigList(&nw->list, *nw->orig_list, false);
    01086     for (c = nw->list; c != NULL && i > 0; c = c->next, i--) {}
    01087     nw->sel = c;
    01088
    01089     w->SetDirty();
    01090   }
    01091 }
    01092
    01093
    01094
    01101 void ShowNewGRFSettings(bool editable, bool show_params, bool exec_changes, GRFConfig **config)
    01102 {
    01103   DeleteWindowByClass(WC_GAME_OPTIONS);
    01104   new NewGRFWindow(&_newgrf_desc, editable, show_params, exec_changes, config);
    01105 }