newgrf_gui.cpp

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00001 /* $Id$ */
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_type.h"
00019 #include "settings_func.h"
00020 #include "widgets/dropdown_type.h"
00021 #include "network/network.h"
00022 #include "network/network_content.h"
00023 #include "sortlist_type.h"
00024 #include "querystring_gui.h"
00025 #include "core/geometry_func.hpp"
00026 #include "newgrf_text.h"
00027 #include "fileio_func.h"
00028 
00029 #include "table/strings.h"
00030 #include "table/sprites.h"
00031 
00035 void ShowNewGRFError()
00036 {
00037   /* Do not show errors when entering the main screen */
00038   if (_game_mode == GM_MENU) return;
00039 
00040   for (const GRFConfig *c = _grfconfig; c != NULL; c = c->next) {
00041     /* We only want to show fatal errors */
00042     if (c->error == NULL || c->error->severity != STR_NEWGRF_ERROR_MSG_FATAL) continue;
00043 
00044     SetDParam   (0, c->error->custom_message == NULL ? c->error->message : STR_JUST_RAW_STRING);
00045     SetDParamStr(1, c->error->custom_message);
00046     SetDParam   (2, STR_JUST_RAW_STRING);
00047     SetDParamStr(3, c->filename);
00048     SetDParam   (4, STR_JUST_RAW_STRING);
00049     SetDParamStr(5, c->error->data);
00050     for (uint i = 0; i < c->error->num_params; i++) {
00051       SetDParam(6 + i, c->error->param_value[i]);
00052     }
00053     ShowErrorMessage(STR_NEWGRF_ERROR_FATAL_POPUP, INVALID_STRING_ID, WL_CRITICAL);
00054     break;
00055   }
00056 }
00057 
00058 static void ShowNewGRFInfo(const GRFConfig *c, uint x, uint y, uint right, uint bottom, bool show_params)
00059 {
00060   if (c->error != NULL) {
00061     char message[512];
00062     SetDParamStr(0, c->error->custom_message); // is skipped by built-in messages
00063     SetDParam   (1, STR_JUST_RAW_STRING);
00064     SetDParamStr(2, c->filename);
00065     SetDParam   (3, STR_JUST_RAW_STRING);
00066     SetDParamStr(4, c->error->data);
00067     for (uint i = 0; i < c->error->num_params; i++) {
00068       SetDParam(5 + i, c->error->param_value[i]);
00069     }
00070     GetString(message, c->error->custom_message == NULL ? c->error->message : STR_JUST_RAW_STRING, lastof(message));
00071 
00072     SetDParamStr(0, message);
00073     y = DrawStringMultiLine(x, right, y, bottom, c->error->severity);
00074   }
00075 
00076   /* Draw filename or not if it is not known (GRF sent over internet) */
00077   if (c->filename != NULL) {
00078     SetDParamStr(0, c->filename);
00079     y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_FILENAME);
00080   }
00081 
00082   /* Prepare and draw GRF ID */
00083   char buff[256];
00084   snprintf(buff, lengthof(buff), "%08X", BSWAP32(c->ident.grfid));
00085   SetDParamStr(0, buff);
00086   y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_GRF_ID);
00087 
00088   if ((_settings_client.gui.newgrf_developer_tools || _settings_client.gui.newgrf_show_old_versions) && c->version != 0) {
00089     SetDParam(0, c->version);
00090     y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_VERSION);
00091   }
00092   if ((_settings_client.gui.newgrf_developer_tools || _settings_client.gui.newgrf_show_old_versions) && c->min_loadable_version != 0) {
00093     SetDParam(0, c->min_loadable_version);
00094     y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_MIN_VERSION);
00095   }
00096 
00097   /* Prepare and draw MD5 sum */
00098   md5sumToString(buff, lastof(buff), c->ident.md5sum);
00099   SetDParamStr(0, buff);
00100   y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_MD5SUM);
00101 
00102   /* Show GRF parameter list */
00103   if (show_params) {
00104     if (c->num_params > 0) {
00105       GRFBuildParamList(buff, c, lastof(buff));
00106       SetDParam(0, STR_JUST_RAW_STRING);
00107       SetDParamStr(1, buff);
00108     } else {
00109       SetDParam(0, STR_LAND_AREA_INFORMATION_LOCAL_AUTHORITY_NONE);
00110     }
00111     y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_PARAMETER);
00112 
00113     /* Draw the palette of the NewGRF */
00114     SetDParamStr(0, (c->palette & GRFP_USE_WINDOWS) ? "Windows" : "DOS");
00115     y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_PALETTE);
00116   }
00117 
00118   /* Show flags */
00119   if (c->status == GCS_NOT_FOUND)       y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_NOT_FOUND);
00120   if (c->status == GCS_DISABLED)        y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_DISABLED);
00121   if (HasBit(c->flags, GCF_INVALID))    y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_INCOMPATIBLE);
00122   if (HasBit(c->flags, GCF_COMPATIBLE)) y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_COMPATIBLE_LOADED);
00123 
00124   /* Draw GRF info if it exists */
00125   if (!StrEmpty(c->GetDescription())) {
00126     SetDParam(0, STR_JUST_RAW_STRING);
00127     SetDParamStr(1, c->GetDescription());
00128     y = DrawStringMultiLine(x, right, y, bottom, STR_BLACK_STRING);
00129   } else {
00130     y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_NO_INFO);
00131   }
00132 }
00133 
00134 
00136 enum ShowNewGRFParametersWidgets {
00137   GRFPAR_WIDGET_SHOW_NUMPAR,      
00138   GRFPAR_WIDGET_NUMPAR_DEC,       
00139   GRFPAR_WIDGET_NUMPAR_INC,       
00140   GRFPAR_WIDGET_NUMPAR,           
00141   GRFPAR_WIDGET_NUMPAR_TEXT,      
00142   GRFPAR_WIDGET_BACKGROUND,       
00143   GRFPAR_WIDGET_SCROLLBAR,        
00144   GRFPAR_WIDGET_ACCEPT,           
00145   GRFPAR_WIDGET_RESET,            
00146   GRFPAR_WIDGET_SHOW_DESCRIPTION, 
00147   GRFPAR_WIDGET_DESCRIPTION,      
00148 };
00149 
00153 struct NewGRFParametersWindow : public Window {
00154   static GRFParameterInfo dummy_parameter_info; 
00155   GRFConfig *grf_config; 
00156   uint clicked_button;   
00157   bool clicked_increase; 
00158   int timeout;           
00159   uint clicked_row;      
00160   int line_height;       
00161   Scrollbar *vscroll;
00162   bool action14present;  
00163 
00164   NewGRFParametersWindow(const WindowDesc *desc, GRFConfig *c) : Window(),
00165     grf_config(c),
00166     clicked_button(UINT_MAX),
00167     timeout(0),
00168     clicked_row(UINT_MAX)
00169   {
00170     this->action14present = (c->num_valid_params != lengthof(c->param) || c->param_info.Length() != 0);
00171 
00172     this->CreateNestedTree(desc);
00173     this->vscroll = this->GetScrollbar(GRFPAR_WIDGET_SCROLLBAR);
00174     this->GetWidget<NWidgetStacked>(GRFPAR_WIDGET_SHOW_NUMPAR)->SetDisplayedPlane(this->action14present ? SZSP_HORIZONTAL : 0);
00175     this->GetWidget<NWidgetStacked>(GRFPAR_WIDGET_SHOW_DESCRIPTION)->SetDisplayedPlane(this->action14present ? 0 : SZSP_HORIZONTAL);
00176     this->FinishInitNested(desc);  // Initializes 'this->line_height' as side effect.
00177 
00178     this->InvalidateData();
00179   }
00180 
00186   static GRFParameterInfo *GetDummyParameterInfo(uint nr)
00187   {
00188     dummy_parameter_info.param_nr = nr;
00189     return &dummy_parameter_info;
00190   }
00191 
00192   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00193   {
00194     switch (widget) {
00195       case GRFPAR_WIDGET_NUMPAR_DEC:
00196       case GRFPAR_WIDGET_NUMPAR_INC: {
00197         size->width = size->height = FONT_HEIGHT_NORMAL;
00198         break;
00199       }
00200 
00201       case GRFPAR_WIDGET_NUMPAR: {
00202         SetDParam(0, 999);
00203         Dimension d = GetStringBoundingBox(this->GetWidget<NWidgetCore>(widget)->widget_data);
00204         d.width += padding.width;
00205         d.height += padding.height;
00206         *size = maxdim(*size, d);
00207         break;
00208       }
00209 
00210       case GRFPAR_WIDGET_BACKGROUND:
00211         this->line_height = FONT_HEIGHT_NORMAL + WD_MATRIX_TOP + WD_MATRIX_BOTTOM;
00212 
00213         resize->width = 1;
00214         resize->height = this->line_height;
00215         size->height = GB(this->GetWidget<NWidgetCore>(widget)->widget_data, MAT_ROW_START, MAT_ROW_BITS) * this->line_height;
00216         break;
00217 
00218       case GRFPAR_WIDGET_DESCRIPTION:
00219         size->height = max<uint>(size->height, FONT_HEIGHT_NORMAL * 4 + WD_TEXTPANEL_TOP + WD_TEXTPANEL_BOTTOM);
00220         break;
00221     }
00222   }
00223 
00224   virtual void SetStringParameters(int widget) const
00225   {
00226     switch (widget) {
00227       case GRFPAR_WIDGET_NUMPAR:
00228         SetDParam(0, this->vscroll->GetCount());
00229         break;
00230     }
00231   }
00232 
00233   virtual void DrawWidget(const Rect &r, int widget) const
00234   {
00235     if (widget == GRFPAR_WIDGET_DESCRIPTION) {
00236       const GRFParameterInfo *par_info = (this->clicked_row < this->grf_config->param_info.Length()) ? this->grf_config->param_info[this->clicked_row] : NULL;
00237       if (par_info == NULL) return;
00238       const char *desc = GetGRFStringFromGRFText(par_info->desc);
00239       if (desc == NULL) return;
00240       DrawStringMultiLine(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_TEXTPANEL_TOP, r.bottom - WD_TEXTPANEL_BOTTOM, desc, TC_BLACK);
00241       return;
00242     } else if (widget != GRFPAR_WIDGET_BACKGROUND) {
00243       return;
00244     }
00245 
00246     bool rtl = _current_text_dir == TD_RTL;
00247     uint buttons_left = rtl ? r.right - 23 : r.left + 4;
00248     uint text_left    = r.left + (rtl ? WD_FRAMERECT_LEFT : 28);
00249     uint text_right   = r.right - (rtl ? 28 : WD_FRAMERECT_RIGHT);
00250 
00251     int y = r.top;
00252     for (uint i = this->vscroll->GetPosition(); this->vscroll->IsVisible(i) && i < this->vscroll->GetCount(); i++) {
00253       GRFParameterInfo *par_info = (i < this->grf_config->param_info.Length()) ? this->grf_config->param_info[i] : NULL;
00254       if (par_info == NULL) par_info = GetDummyParameterInfo(i);
00255       uint32 current_value = par_info->GetValue(this->grf_config);
00256       bool selected = (i == this->clicked_row);
00257 
00258       if (par_info->type == PTYPE_BOOL) {
00259         DrawFrameRect(buttons_left, y  + 2, buttons_left + 19, y + 10, (current_value != 0) ? COLOUR_GREEN : COLOUR_RED, (current_value != 0) ? FR_LOWERED : FR_NONE);
00260         SetDParam(2, par_info->GetValue(this->grf_config) == 0 ? STR_CONFIG_SETTING_OFF : STR_CONFIG_SETTING_ON);
00261       } else if (par_info->type == PTYPE_UINT_ENUM) {
00262         DrawArrowButtons(buttons_left, y + 2, COLOUR_YELLOW, (this->clicked_button == i) ? 1 + (this->clicked_increase != rtl) : 0, current_value > par_info->min_value, current_value < par_info->max_value);
00263         SetDParam(2, STR_JUST_INT);
00264         SetDParam(3, current_value);
00265         if (par_info->value_names.Contains(current_value)) {
00266           const char *label = GetGRFStringFromGRFText(par_info->value_names.Find(current_value)->second);
00267           if (label != NULL) {
00268             SetDParam(2, STR_JUST_RAW_STRING);
00269             SetDParamStr(3, label);
00270           }
00271         }
00272       }
00273 
00274       const char *name = GetGRFStringFromGRFText(par_info->name);
00275       if (name != NULL) {
00276         SetDParam(0, STR_JUST_RAW_STRING);
00277         SetDParamStr(1, name);
00278       } else {
00279         SetDParam(0, STR_NEWGRF_PARAMETERS_DEFAULT_NAME);
00280         SetDParam(1, i + 1);
00281       }
00282 
00283       DrawString(text_left, text_right, y + WD_MATRIX_TOP, STR_NEWGRF_PARAMETERS_SETTING, selected ? TC_WHITE : TC_LIGHT_BLUE);
00284       y += this->line_height;
00285     }
00286   }
00287 
00288   virtual void OnClick(Point pt, int widget, int click_count)
00289   {
00290     switch (widget) {
00291       case GRFPAR_WIDGET_NUMPAR_DEC:
00292         if (!this->action14present && this->grf_config->num_params > 0) {
00293           this->grf_config->num_params--;
00294           this->InvalidateData();
00295           SetWindowClassesDirty(WC_GAME_OPTIONS); // Is always the newgrf window
00296         }
00297         break;
00298 
00299       case GRFPAR_WIDGET_NUMPAR_INC: {
00300         GRFConfig *c = this->grf_config;
00301         if (!this->action14present && c->num_params < c->num_valid_params) {
00302           c->param[c->num_params++] = 0;
00303           this->InvalidateData();
00304           SetWindowClassesDirty(WC_GAME_OPTIONS); // Is always the newgrf window
00305         }
00306         break;
00307       }
00308 
00309       case GRFPAR_WIDGET_BACKGROUND: {
00310         uint num = this->vscroll->GetScrolledRowFromWidget(pt.y, this, GRFPAR_WIDGET_BACKGROUND);
00311         if (num >= this->vscroll->GetCount()) break;
00312         if (this->clicked_row != num) {
00313           DeleteChildWindows(WC_QUERY_STRING);
00314           this->clicked_row = num;
00315         }
00316 
00317         const NWidgetBase *wid = this->GetWidget<NWidgetBase>(GRFPAR_WIDGET_BACKGROUND);
00318         int x = pt.x - wid->pos_x;
00319         if (_current_text_dir == TD_RTL) x = wid->current_x - x;
00320         x -= 4;
00321 
00322         GRFParameterInfo *par_info = (num < this->grf_config->param_info.Length()) ? this->grf_config->param_info[num] : NULL;
00323         if (par_info == NULL) par_info = GetDummyParameterInfo(num);
00324 
00325         /* One of the arrows is clicked */
00326         if (IsInsideMM(x, 0, 21)) {
00327           uint32 val = par_info->GetValue(this->grf_config);
00328           if (par_info->type == PTYPE_BOOL) {
00329             val = !val;
00330           } else {
00331             if (x >= 10) {
00332               /* Increase button clicked */
00333               if (val < par_info->max_value) val++;
00334               this->clicked_increase = true;
00335             } else {
00336               /* Decrease button clicked */
00337               if (val > par_info->min_value) val--;
00338               this->clicked_increase = false;
00339             }
00340           }
00341           par_info->SetValue(this->grf_config, val);
00342 
00343           this->clicked_button = num;
00344           this->timeout = 5;
00345         } else if (par_info->type == PTYPE_UINT_ENUM && click_count >= 2) {
00346           /* Display a query box so users can enter a custom value. */
00347           SetDParam(0, this->grf_config->param[num]);
00348           ShowQueryString(STR_JUST_INT, STR_CONFIG_SETTING_QUERY_CAPTION, 10, this, CS_NUMERAL, QSF_NONE);
00349         }
00350 
00351         this->SetDirty();
00352         break;
00353       }
00354 
00355       case GRFPAR_WIDGET_RESET:
00356         this->grf_config->SetParameterDefaults();
00357         this->InvalidateData();
00358         SetWindowClassesDirty(WC_GAME_OPTIONS); // Is always the newgrf window
00359         break;
00360 
00361       case GRFPAR_WIDGET_ACCEPT:
00362         delete this;
00363         break;
00364     }
00365   }
00366 
00367   virtual void OnQueryTextFinished(char *str)
00368   {
00369     if (StrEmpty(str)) return;
00370     int32 value = atoi(str);
00371     GRFParameterInfo *par_info = ((uint)this->clicked_row < this->grf_config->param_info.Length()) ? this->grf_config->param_info[this->clicked_row] : NULL;
00372     if (par_info == NULL) par_info = GetDummyParameterInfo(this->clicked_row);
00373     uint32 val = Clamp<uint32>(value, par_info->min_value, par_info->max_value);
00374     par_info->SetValue(this->grf_config, val);
00375     this->SetDirty();
00376   }
00377 
00378   virtual void OnResize()
00379   {
00380     NWidgetCore *nwi = this->GetWidget<NWidgetCore>(GRFPAR_WIDGET_BACKGROUND);
00381     this->vscroll->SetCapacity(nwi->current_y / this->line_height);
00382     nwi->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
00383   }
00384 
00390   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
00391   {
00392     if (!gui_scope) return;
00393     if (!this->action14present) {
00394       this->SetWidgetDisabledState(GRFPAR_WIDGET_NUMPAR_DEC, this->grf_config->num_params == 0);
00395       this->SetWidgetDisabledState(GRFPAR_WIDGET_NUMPAR_INC, this->grf_config->num_params >= this->grf_config->num_valid_params);
00396     }
00397 
00398     this->vscroll->SetCount(this->action14present ? this->grf_config->num_valid_params : this->grf_config->num_params);
00399     if (this->clicked_row != UINT_MAX && this->clicked_row >= this->vscroll->GetCount()) {
00400       this->clicked_row = UINT_MAX;
00401       DeleteChildWindows(WC_QUERY_STRING);
00402     }
00403   }
00404 
00405   virtual void OnTick()
00406   {
00407     if (--this->timeout == 0) {
00408       this->clicked_button = UINT_MAX;
00409       this->SetDirty();
00410     }
00411   }
00412 };
00413 GRFParameterInfo NewGRFParametersWindow::dummy_parameter_info(0);
00414 
00415 
00416 static const NWidgetPart _nested_newgrf_parameter_widgets[] = {
00417   NWidget(NWID_HORIZONTAL),
00418     NWidget(WWT_CLOSEBOX, COLOUR_MAUVE),
00419     NWidget(WWT_CAPTION, COLOUR_MAUVE), SetDataTip(STR_NEWGRF_PARAMETERS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
00420   EndContainer(),
00421   NWidget(NWID_SELECTION, INVALID_COLOUR, GRFPAR_WIDGET_SHOW_NUMPAR),
00422     NWidget(WWT_PANEL, COLOUR_MAUVE), SetResize(1, 0), SetFill(1, 0), SetPIP(4, 0, 4),
00423       NWidget(NWID_HORIZONTAL), SetPIP(4, 0, 4),
00424         NWidget(WWT_PUSHARROWBTN, COLOUR_YELLOW, GRFPAR_WIDGET_NUMPAR_DEC), SetMinimalSize(12, 12), SetDataTip(AWV_DECREASE, STR_NULL),
00425         NWidget(WWT_PUSHARROWBTN, COLOUR_YELLOW, GRFPAR_WIDGET_NUMPAR_INC), SetMinimalSize(12, 12), SetDataTip(AWV_INCREASE, STR_NULL),
00426         NWidget(WWT_TEXT, COLOUR_MAUVE, GRFPAR_WIDGET_NUMPAR), SetResize(1, 0), SetFill(1, 0), SetPadding(0, 0, 0, 4), SetDataTip(STR_NEWGRF_PARAMETERS_NUM_PARAM, STR_NULL),
00427       EndContainer(),
00428     EndContainer(),
00429   EndContainer(),
00430   NWidget(NWID_HORIZONTAL),
00431     NWidget(WWT_MATRIX, COLOUR_MAUVE, GRFPAR_WIDGET_BACKGROUND), SetMinimalSize(188, 182), SetResize(1, 1), SetFill(1, 0), SetDataTip(0x501, STR_NULL), SetScrollbar(GRFPAR_WIDGET_SCROLLBAR),
00432     NWidget(NWID_VSCROLLBAR, COLOUR_MAUVE, GRFPAR_WIDGET_SCROLLBAR),
00433   EndContainer(),
00434   NWidget(NWID_SELECTION, INVALID_COLOUR, GRFPAR_WIDGET_SHOW_DESCRIPTION),
00435     NWidget(WWT_PANEL, COLOUR_MAUVE, GRFPAR_WIDGET_DESCRIPTION), SetResize(1, 0), SetFill(1, 0),
00436     EndContainer(),
00437   EndContainer(),
00438   NWidget(NWID_HORIZONTAL),
00439     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
00440       NWidget(WWT_PUSHTXTBTN, COLOUR_MAUVE, GRFPAR_WIDGET_ACCEPT), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_NEWGRF_PARAMETERS_CLOSE, STR_NULL),
00441       NWidget(WWT_PUSHTXTBTN, COLOUR_MAUVE, GRFPAR_WIDGET_RESET), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_NEWGRF_PARAMETERS_RESET, STR_NEWGRF_PARAMETERS_RESET_TOOLTIP),
00442     EndContainer(),
00443     NWidget(WWT_RESIZEBOX, COLOUR_MAUVE),
00444   EndContainer(),
00445 };
00446 
00447 /* Window definition for the change grf parameters window */
00448 static const WindowDesc _newgrf_parameters_desc(
00449   WDP_CENTER, 500, 208,
00450   WC_GRF_PARAMETERS, WC_NONE,
00451   WDF_UNCLICK_BUTTONS,
00452   _nested_newgrf_parameter_widgets, lengthof(_nested_newgrf_parameter_widgets)
00453 );
00454 
00455 void OpenGRFParameterWindow(GRFConfig *c)
00456 {
00457   DeleteWindowByClass(WC_GRF_PARAMETERS);
00458   new NewGRFParametersWindow(&_newgrf_parameters_desc, c);
00459 }
00460 
00461 static GRFPresetList _grf_preset_list;
00462 
00463 class DropDownListPresetItem : public DropDownListItem {
00464 public:
00465   DropDownListPresetItem(int result) : DropDownListItem(result, false) {}
00466 
00467   virtual ~DropDownListPresetItem() {}
00468 
00469   bool Selectable() const
00470   {
00471     return true;
00472   }
00473 
00474   void Draw(int left, int right, int top, int bottom, bool sel, int bg_colour) const
00475   {
00476     DrawString(left + 2, right + 2, top, _grf_preset_list[this->result], sel ? TC_WHITE : TC_BLACK);
00477   }
00478 };
00479 
00480 static void NewGRFConfirmationCallback(Window *w, bool confirmed);
00481 
00483 enum ShowNewGRFStateWidgets {
00484   SNGRFS_PRESET_LIST,
00485   SNGRFS_PRESET_SAVE,
00486   SNGRFS_PRESET_DELETE,
00487   SNGRFS_ADD,
00488   SNGRFS_REMOVE,
00489   SNGRFS_MOVE_UP,
00490   SNGRFS_MOVE_DOWN,
00491   SNGRFS_FILTER,
00492   SNGRFS_FILE_LIST,
00493   SNGRFS_SCROLLBAR,
00494   SNGRFS_AVAIL_LIST,
00495   SNGRFS_SCROLL2BAR,
00496   SNGRFS_NEWGRF_INFO_TITLE,
00497   SNGRFS_NEWGRF_INFO,
00498   SNGRFS_SET_PARAMETERS,
00499   SNGRFS_TOGGLE_PALETTE,
00500   SNGRFS_APPLY_CHANGES,
00501   SNGRFS_RESCAN_FILES,
00502   SNGRFS_RESCAN_FILES2,
00503   SNGRFS_CONTENT_DOWNLOAD,
00504   SNGRFS_CONTENT_DOWNLOAD2,
00505   SNGRFS_SHOW_REMOVE, 
00506   SNGRFS_SHOW_APPLY,  
00507 };
00508 
00512 struct NewGRFWindow : public QueryStringBaseWindow {
00513   typedef GUIList<const GRFConfig *> GUIGRFConfigList;
00514 
00515   static const uint EDITBOX_MAX_SIZE   =  50;
00516 
00517   static Listing   last_sorting;   
00518   static Filtering last_filtering; 
00519   static GUIGRFConfigList::SortFunction   * const sorter_funcs[]; 
00520   static GUIGRFConfigList::FilterFunction * const filter_funcs[]; 
00521 
00522   GUIGRFConfigList avails;    
00523   const GRFConfig *avail_sel; 
00524   int avail_pos;              
00525 
00526   GRFConfig *actives;         
00527   GRFConfig *active_sel;      
00528 
00529   GRFConfig **orig_list;      
00530   bool editable;              
00531   bool show_params;           
00532   bool execute;               
00533   int preset;                 
00534 
00535   Scrollbar *vscroll;
00536   Scrollbar *vscroll2;
00537 
00538   NewGRFWindow(const WindowDesc *desc, bool editable, bool show_params, bool execute, GRFConfig **orig_list) : QueryStringBaseWindow(EDITBOX_MAX_SIZE)
00539   {
00540     this->avail_sel   = NULL;
00541     this->avail_pos   = -1;
00542     this->active_sel  = NULL;
00543     this->actives     = NULL;
00544     this->orig_list   = orig_list;
00545     this->editable    = editable;
00546     this->execute     = execute;
00547     this->show_params = show_params;
00548     this->preset      = -1;
00549 
00550     CopyGRFConfigList(&this->actives, *orig_list, false);
00551     GetGRFPresetList(&_grf_preset_list);
00552 
00553     this->CreateNestedTree(desc);
00554     this->vscroll = this->GetScrollbar(SNGRFS_SCROLLBAR);
00555     this->vscroll2 = this->GetScrollbar(SNGRFS_SCROLL2BAR);
00556 
00557     this->GetWidget<NWidgetStacked>(SNGRFS_SHOW_REMOVE)->SetDisplayedPlane(this->editable ? 0 : 1);
00558     this->GetWidget<NWidgetStacked>(SNGRFS_SHOW_APPLY)->SetDisplayedPlane(this->editable ? 0 : SZSP_HORIZONTAL);
00559     this->FinishInitNested(desc);
00560 
00561     InitializeTextBuffer(&this->text, this->edit_str_buf, this->edit_str_size);
00562     this->SetFocusedWidget(SNGRFS_FILTER);
00563 
00564     this->avails.SetListing(this->last_sorting);
00565     this->avails.SetFiltering(this->last_filtering);
00566     this->avails.SetSortFuncs(this->sorter_funcs);
00567     this->avails.SetFilterFuncs(this->filter_funcs);
00568     this->avails.ForceRebuild();
00569 
00570     this->OnInvalidateData(2);
00571   }
00572 
00573   ~NewGRFWindow()
00574   {
00575     DeleteWindowByClass(WC_GRF_PARAMETERS);
00576 
00577     if (this->editable && !this->execute) {
00578       CopyGRFConfigList(this->orig_list, this->actives, true);
00579       ResetGRFConfig(false);
00580       ReloadNewGRFData();
00581     }
00582 
00583     /* Remove the temporary copy of grf-list used in window */
00584     ClearGRFConfigList(&this->actives);
00585     _grf_preset_list.Clear();
00586   }
00587 
00588   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00589   {
00590     switch (widget) {
00591       case SNGRFS_FILE_LIST:
00592         resize->height = max(12, FONT_HEIGHT_NORMAL + 2);
00593         size->height = max(size->height, WD_FRAMERECT_TOP + 6 * resize->height + WD_FRAMERECT_BOTTOM);
00594         break;
00595 
00596       case SNGRFS_AVAIL_LIST:
00597         resize->height = max(12, FONT_HEIGHT_NORMAL + 2);
00598         size->height = max(size->height, WD_FRAMERECT_TOP + 8 * resize->height + WD_FRAMERECT_BOTTOM);
00599         break;
00600 
00601       case SNGRFS_NEWGRF_INFO_TITLE: {
00602         Dimension dim = GetStringBoundingBox(STR_NEWGRF_SETTINGS_INFO_TITLE);
00603         size->height = max(size->height, dim.height + WD_FRAMETEXT_TOP + WD_FRAMETEXT_BOTTOM);
00604         size->width  = max(size->width,  dim.width  + WD_FRAMETEXT_LEFT + WD_FRAMETEXT_RIGHT);
00605         break;
00606       }
00607 
00608       case SNGRFS_NEWGRF_INFO:
00609         size->height = max(size->height, WD_FRAMERECT_TOP + 10 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM + padding.height + 2);
00610         break;
00611 
00612       case SNGRFS_PRESET_LIST: {
00613         Dimension d = GetStringBoundingBox(STR_NUM_CUSTOM);
00614         for (uint i = 0; i < _grf_preset_list.Length(); i++) {
00615           if (_grf_preset_list[i] != NULL) {
00616             SetDParamStr(0, _grf_preset_list[i]);
00617             d = maxdim(d, GetStringBoundingBox(STR_JUST_RAW_STRING));
00618           }
00619         }
00620         d.width += padding.width;
00621         *size = maxdim(d, *size);
00622         break;
00623       }
00624 
00625       case SNGRFS_CONTENT_DOWNLOAD:
00626       case SNGRFS_CONTENT_DOWNLOAD2: {
00627         Dimension d = GetStringBoundingBox(STR_NEWGRF_SETTINGS_FIND_MISSING_CONTENT_BUTTON);
00628         *size = maxdim(d, GetStringBoundingBox(STR_INTRO_ONLINE_CONTENT));
00629         size->width  += padding.width;
00630         size->height += padding.height;
00631         break;
00632       }
00633     }
00634   }
00635 
00636   virtual void OnResize()
00637   {
00638     this->vscroll->SetCapacityFromWidget(this, SNGRFS_FILE_LIST);
00639     this->vscroll2->SetCapacityFromWidget(this, SNGRFS_AVAIL_LIST);
00640   }
00641 
00642   virtual void SetStringParameters(int widget) const
00643   {
00644     switch (widget) {
00645       case SNGRFS_PRESET_LIST:
00646         if (this->preset == -1) {
00647           SetDParam(0, STR_NUM_CUSTOM);
00648         } else {
00649           SetDParam(0, STR_JUST_RAW_STRING);
00650           SetDParamStr(1, _grf_preset_list[this->preset]);
00651         }
00652         break;
00653     }
00654   }
00655 
00656   virtual void OnPaint()
00657   {
00658     this->DrawWidgets();
00659     if (this->editable) this->DrawEditBox(SNGRFS_FILTER);
00660   }
00661 
00667   FORCEINLINE PaletteID GetPalette(const GRFConfig *c) const
00668   {
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     return pal;
00695   }
00696 
00697   virtual void DrawWidget(const Rect &r, int widget) const
00698   {
00699     switch (widget) {
00700       case SNGRFS_FILE_LIST: {
00701         GfxFillRect(r.left + 1, r.top + 1, r.right - 1, r.bottom - 1, PC_BLACK);
00702 
00703         uint step_height = this->GetWidget<NWidgetBase>(SNGRFS_FILE_LIST)->resize_y;
00704         uint y = r.top + WD_FRAMERECT_TOP;
00705         int sprite_offset_y = (step_height - 10) / 2;
00706         int offset_y = (step_height - FONT_HEIGHT_NORMAL) / 2;
00707 
00708         bool rtl = _current_text_dir == TD_RTL;
00709         uint text_left    = rtl ? r.left + WD_FRAMERECT_LEFT : r.left + 25;
00710         uint text_right   = rtl ? r.right - 25 : r.right - WD_FRAMERECT_RIGHT;
00711         uint square_left  = rtl ? r.right - 15 : r.left + 5;
00712         uint warning_left = rtl ? r.right - 30 : r.left + 20;
00713 
00714         int i = 0;
00715         for (const GRFConfig *c = this->actives; c != NULL; c = c->next, i++) {
00716           if (this->vscroll->IsVisible(i)) {
00717             const char *text = c->GetName();
00718             bool h = (this->active_sel == c);
00719             PaletteID pal = this->GetPalette(c);
00720 
00721             if (h) GfxFillRect(r.left + 1, y, r.right - 1, y + step_height - 1, PC_DARK_BLUE);
00722             DrawSprite(SPR_SQUARE, pal, square_left, y + sprite_offset_y);
00723             if (c->error != NULL) DrawSprite(SPR_WARNING_SIGN, 0, warning_left, y + sprite_offset_y);
00724             uint txtoffset = c->error == NULL ? 0 : 10;
00725             DrawString(text_left + (rtl ? 0 : txtoffset), text_right - (rtl ? txtoffset : 0), y + offset_y, text, h ? TC_WHITE : TC_ORANGE);
00726             y += step_height;
00727           }
00728         }
00729         break;
00730       }
00731 
00732       case SNGRFS_AVAIL_LIST: {
00733         GfxFillRect(r.left + 1, r.top + 1, r.right - 1, r.bottom - 1, PC_BLACK);
00734 
00735         uint step_height = this->GetWidget<NWidgetBase>(SNGRFS_AVAIL_LIST)->resize_y;
00736         int offset_y = (step_height - FONT_HEIGHT_NORMAL) / 2;
00737         uint y = r.top + WD_FRAMERECT_TOP;
00738         uint min_index = this->vscroll2->GetPosition();
00739         uint max_index = min(min_index + this->vscroll2->GetCapacity(), this->avails.Length());
00740 
00741         for (uint i = min_index; i < max_index; i++) {
00742           const GRFConfig *c = this->avails[i];
00743           bool h = (c == this->avail_sel);
00744           const char *text = c->GetName();
00745 
00746           if (h) GfxFillRect(r.left + 1, y, r.right - 1, y + step_height - 1, PC_DARK_BLUE);
00747           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y + offset_y, text, h ? TC_WHITE : TC_SILVER);
00748           y += step_height;
00749         }
00750         break;
00751       }
00752 
00753       case SNGRFS_NEWGRF_INFO_TITLE:
00754         /* Create the nice grayish rectangle at the details top. */
00755         GfxFillRect(r.left + 1, r.top + 1, r.right - 1, r.bottom - 1, PC_DARK_BLUE);
00756         DrawString(r.left, r.right, (r.top + r.bottom - FONT_HEIGHT_NORMAL) / 2, STR_NEWGRF_SETTINGS_INFO_TITLE, TC_FROMSTRING, SA_HOR_CENTER);
00757         break;
00758 
00759       case SNGRFS_NEWGRF_INFO: {
00760         const GRFConfig *selected = this->active_sel;
00761         if (selected == NULL) selected = this->avail_sel;
00762         if (selected != NULL) {
00763           ShowNewGRFInfo(selected, r.left + WD_FRAMERECT_LEFT, r.top + WD_FRAMERECT_TOP, r.right - WD_FRAMERECT_RIGHT, r.bottom - WD_FRAMERECT_BOTTOM, this->show_params);
00764         }
00765         break;
00766       }
00767     }
00768   }
00769 
00770   virtual void OnClick(Point pt, int widget, int click_count)
00771   {
00772     switch (widget) {
00773       case SNGRFS_PRESET_LIST: {
00774         DropDownList *list = new DropDownList();
00775 
00776         /* Add 'None' option for clearing list */
00777         list->push_back(new DropDownListStringItem(STR_NONE, -1, false));
00778 
00779         for (uint i = 0; i < _grf_preset_list.Length(); i++) {
00780           if (_grf_preset_list[i] != NULL) {
00781             list->push_back(new DropDownListPresetItem(i));
00782           }
00783         }
00784 
00785         this->DeleteChildWindows(WC_QUERY_STRING); // Remove the parameter query window
00786         ShowDropDownList(this, list, this->preset, SNGRFS_PRESET_LIST);
00787         break;
00788       }
00789 
00790       case SNGRFS_PRESET_SAVE:
00791         ShowQueryString(STR_EMPTY, STR_NEWGRF_SETTINGS_PRESET_SAVE_QUERY, 32, this, CS_ALPHANUMERAL, QSF_NONE);
00792         break;
00793 
00794       case SNGRFS_PRESET_DELETE:
00795         if (this->preset == -1) return;
00796 
00797         DeleteGRFPresetFromConfig(_grf_preset_list[this->preset]);
00798         GetGRFPresetList(&_grf_preset_list);
00799         this->preset = -1;
00800         this->InvalidateData();
00801         this->DeleteChildWindows(WC_QUERY_STRING); // Remove the parameter query window
00802         break;
00803 
00804       case SNGRFS_MOVE_UP: { // Move GRF up
00805         if (this->active_sel == NULL || !this->editable) break;
00806 
00807         int pos = 0;
00808         for (GRFConfig **pc = &this->actives; *pc != NULL; pc = &(*pc)->next, pos++) {
00809           GRFConfig *c = *pc;
00810           if (c->next == this->active_sel) {
00811             c->next = this->active_sel->next;
00812             this->active_sel->next = c;
00813             *pc = this->active_sel;
00814             break;
00815           }
00816         }
00817         this->vscroll->ScrollTowards(pos);
00818         this->preset = -1;
00819         this->InvalidateData();
00820         break;
00821       }
00822 
00823       case SNGRFS_MOVE_DOWN: { // Move GRF down
00824         if (this->active_sel == NULL || !this->editable) break;
00825 
00826         int pos = 1; // Start at 1 as we swap the selected newgrf with the next one
00827         for (GRFConfig **pc = &this->actives; *pc != NULL; pc = &(*pc)->next, pos++) {
00828           GRFConfig *c = *pc;
00829           if (c == this->active_sel) {
00830             *pc = c->next;
00831             c->next = c->next->next;
00832             (*pc)->next = c;
00833             break;
00834           }
00835         }
00836         this->vscroll->ScrollTowards(pos);
00837         this->preset = -1;
00838         this->InvalidateData();
00839         break;
00840       }
00841 
00842       case SNGRFS_FILE_LIST: { // Select an active GRF.
00843         uint i = this->vscroll->GetScrolledRowFromWidget(pt.y, this, SNGRFS_FILE_LIST);
00844 
00845         GRFConfig *c;
00846         for (c = this->actives; c != NULL && i > 0; c = c->next, i--) {}
00847 
00848         if (this->active_sel != c) DeleteWindowByClass(WC_GRF_PARAMETERS);
00849         this->active_sel = c;
00850         this->avail_sel = NULL;
00851         this->avail_pos = -1;
00852 
00853         this->InvalidateData();
00854         if (click_count == 1) break;
00855         /* FALL THROUGH, with double click. */
00856       }
00857 
00858       case SNGRFS_REMOVE: { // Remove GRF
00859         if (this->active_sel == NULL || !this->editable) break;
00860         DeleteWindowByClass(WC_GRF_PARAMETERS);
00861 
00862         /* Choose the next GRF file to be the selected file. */
00863         GRFConfig *newsel = this->active_sel->next;
00864         for (GRFConfig **pc = &this->actives; *pc != NULL; pc = &(*pc)->next) {
00865           GRFConfig *c = *pc;
00866           /* If the new selection is empty (i.e. we're deleting the last item
00867            * in the list, pick the file just before the selected file */
00868           if (newsel == NULL && c->next == this->active_sel) newsel = c;
00869 
00870           if (c == this->active_sel) {
00871             *pc = c->next;
00872             delete c;
00873             break;
00874           }
00875         }
00876 
00877         this->active_sel = newsel;
00878         this->preset = -1;
00879         this->avail_pos = -1;
00880         this->avail_sel = NULL;
00881         this->avails.ForceRebuild();
00882         this->InvalidateData(2);
00883         break;
00884       }
00885 
00886       case SNGRFS_AVAIL_LIST: { // Select a non-active GRF.
00887         uint i = this->vscroll2->GetScrolledRowFromWidget(pt.y, this, SNGRFS_AVAIL_LIST);
00888         this->active_sel = NULL;
00889         DeleteWindowByClass(WC_GRF_PARAMETERS);
00890         if (i < this->avails.Length()) {
00891           this->avail_sel = this->avails[i];
00892           this->avail_pos = i;
00893         }
00894         this->InvalidateData();
00895         if (click_count == 1) break;
00896         /* FALL THROUGH, with double click. */
00897       }
00898 
00899       case SNGRFS_ADD: {
00900         if (this->avail_sel == NULL || !this->editable || HasBit(this->avail_sel->flags, GCF_INVALID)) break;
00901 
00902         GRFConfig **list;
00903         /* Find last entry in the list, checking for duplicate grfid on the way */
00904         for (list = &this->actives; *list != NULL; list = &(*list)->next) {
00905           if ((*list)->ident.grfid == this->avail_sel->ident.grfid) {
00906             ShowErrorMessage(STR_NEWGRF_DUPLICATE_GRFID, INVALID_STRING_ID, WL_INFO);
00907             return;
00908           }
00909         }
00910 
00911         GRFConfig *c = new GRFConfig(*this->avail_sel); // Copy GRF details from scanned list.
00912         c->SetParameterDefaults();
00913         *list = c; // Append GRF config to configuration list.
00914 
00915         /* Select next (or previous, if last one) item in the list. */
00916         int new_pos = this->avail_pos + 1;
00917         if (new_pos >= (int)this->avails.Length()) new_pos = this->avail_pos - 1;
00918         this->avail_pos = new_pos;
00919         if (new_pos >= 0) this->avail_sel = this->avails[new_pos];
00920 
00921         this->avails.ForceRebuild();
00922         this->InvalidateData(2);
00923         break;
00924       }
00925 
00926       case SNGRFS_APPLY_CHANGES: // Apply changes made to GRF list
00927         if (!this->editable) break;
00928         if (this->execute) {
00929           ShowQuery(
00930             STR_NEWGRF_POPUP_CAUTION_CAPTION,
00931             STR_NEWGRF_CONFIRMATION_TEXT,
00932             this,
00933             NewGRFConfirmationCallback
00934           );
00935         } else {
00936           CopyGRFConfigList(this->orig_list, this->actives, true);
00937           ResetGRFConfig(false);
00938           ReloadNewGRFData();
00939         }
00940         this->DeleteChildWindows(WC_QUERY_STRING); // Remove the parameter query window
00941         break;
00942 
00943       case SNGRFS_SET_PARAMETERS: { // Edit parameters
00944         if (this->active_sel == NULL || !this->editable || !this->show_params) break;
00945 
00946         OpenGRFParameterWindow(this->active_sel);
00947         break;
00948       }
00949 
00950       case SNGRFS_TOGGLE_PALETTE:
00951         if (this->active_sel != NULL || !this->editable) {
00952           this->active_sel->palette ^= GRFP_USE_MASK;
00953           this->SetDirty();
00954         }
00955         break;
00956 
00957       case SNGRFS_CONTENT_DOWNLOAD:
00958       case SNGRFS_CONTENT_DOWNLOAD2:
00959         if (!_network_available) {
00960           ShowErrorMessage(STR_NETWORK_ERROR_NOTAVAILABLE, INVALID_STRING_ID, WL_ERROR);
00961         } else {
00962 #if defined(ENABLE_NETWORK)
00963           this->DeleteChildWindows(WC_QUERY_STRING); // Remove the parameter query window
00964 
00965           /* Only show the things in the current list, or everything when nothing's selected */
00966           ContentVector cv;
00967           for (const GRFConfig *c = this->actives; c != NULL; c = c->next) {
00968             if (c->status != GCS_NOT_FOUND && !HasBit(c->flags, GCF_COMPATIBLE)) continue;
00969 
00970             ContentInfo *ci = new ContentInfo();
00971             ci->type = CONTENT_TYPE_NEWGRF;
00972             ci->state = ContentInfo::DOES_NOT_EXIST;
00973             ttd_strlcpy(ci->name, c->GetName(), lengthof(ci->name));
00974             ci->unique_id = BSWAP32(c->ident.grfid);
00975             memcpy(ci->md5sum, HasBit(c->flags, GCF_COMPATIBLE) ? c->original_md5sum : c->ident.md5sum, sizeof(ci->md5sum));
00976             *cv.Append() = ci;
00977           }
00978           ShowNetworkContentListWindow(cv.Length() == 0 ? NULL : &cv, CONTENT_TYPE_NEWGRF);
00979 #endif
00980         }
00981         break;
00982 
00983       case SNGRFS_RESCAN_FILES:
00984       case SNGRFS_RESCAN_FILES2:
00985         TarScanner::DoScan();
00986         ScanNewGRFFiles();
00987         this->avail_sel = NULL;
00988         this->avail_pos = -1;
00989         this->avails.ForceRebuild();
00990         this->InvalidateData(1);
00991         this->DeleteChildWindows(WC_QUERY_STRING); // Remove the parameter query window
00992         InvalidateWindowClassesData(WC_SAVELOAD);
00993         break;
00994     }
00995   }
00996 
00997   virtual void OnDropdownSelect(int widget, int index)
00998   {
00999     if (!this->editable) return;
01000 
01001     ClearGRFConfigList(&this->actives);
01002     this->preset = index;
01003 
01004     if (index != -1) {
01005       GRFConfig *c = LoadGRFPresetFromConfig(_grf_preset_list[index]);
01006 
01007       this->active_sel = NULL;
01008       this->actives = c;
01009       this->avails.ForceRebuild();
01010     }
01011 
01012     DeleteWindowByClass(WC_GRF_PARAMETERS);
01013     this->active_sel = NULL;
01014     this->InvalidateData(3);
01015   }
01016 
01017   virtual void OnQueryTextFinished(char *str)
01018   {
01019     if (str == NULL) return;
01020 
01021     SaveGRFPresetToConfig(str, this->actives);
01022     GetGRFPresetList(&_grf_preset_list);
01023 
01024     /* Switch to this preset */
01025     for (uint i = 0; i < _grf_preset_list.Length(); i++) {
01026       if (_grf_preset_list[i] != NULL && strcmp(_grf_preset_list[i], str) == 0) {
01027         this->preset = i;
01028         break;
01029       }
01030     }
01031 
01032     this->InvalidateData();
01033   }
01034 
01045   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
01046   {
01047     if (!gui_scope) return;
01048     switch (data) {
01049       default: NOT_REACHED();
01050       case 0:
01051         /* Nothing important to do */
01052         break;
01053 
01054       case 1:
01055         /* Search the list for items that are now found and mark them as such. */
01056         for (GRFConfig **l = &this->actives; *l != NULL; l = &(*l)->next) {
01057           GRFConfig *c = *l;
01058           bool compatible = HasBit(c->flags, GCF_COMPATIBLE);
01059           if (c->status != GCS_NOT_FOUND && !compatible) continue;
01060 
01061           const GRFConfig *f = FindGRFConfig(c->ident.grfid, FGCM_EXACT, compatible ? c->original_md5sum : c->ident.md5sum);
01062           if (f == NULL || HasBit(f->flags, GCF_INVALID)) continue;
01063 
01064           *l = new GRFConfig(*f);
01065           (*l)->next = c->next;
01066 
01067           if (active_sel == c) active_sel = *l;
01068 
01069           delete c;
01070         }
01071         /* FALL THROUGH */
01072       case 4:
01073         this->avails.ForceRebuild();
01074         /* FALL THROUGH */
01075       case 2:
01076         this->preset = -1;
01077         /* FALL THROUGH */
01078       case 3: {
01079         int i = 0;
01080         for (const GRFConfig *c = this->actives; c != NULL; c = c->next, i++) {}
01081 
01082         this->vscroll->SetCapacityFromWidget(this, SNGRFS_FILE_LIST);
01083         this->vscroll->SetCount(i);
01084 
01085         this->vscroll2->SetCapacityFromWidget(this, SNGRFS_AVAIL_LIST);
01086         if (this->avail_pos >= 0) this->vscroll2->ScrollTowards(this->avail_pos);
01087         break;
01088       }
01089     }
01090 
01091     this->BuildAvailables();
01092 
01093     this->SetWidgetsDisabledState(!this->editable,
01094       SNGRFS_PRESET_LIST,
01095       SNGRFS_APPLY_CHANGES,
01096       SNGRFS_TOGGLE_PALETTE,
01097       WIDGET_LIST_END
01098     );
01099     this->SetWidgetDisabledState(SNGRFS_ADD, !this->editable || this->avail_sel == NULL || HasBit(this->avail_sel->flags, GCF_INVALID));
01100 
01101     bool disable_all = this->active_sel == NULL || !this->editable;
01102     this->SetWidgetsDisabledState(disable_all,
01103       SNGRFS_REMOVE,
01104       SNGRFS_MOVE_UP,
01105       SNGRFS_MOVE_DOWN,
01106       WIDGET_LIST_END
01107     );
01108     this->SetWidgetDisabledState(SNGRFS_SET_PARAMETERS, !this->show_params || disable_all);
01109     this->SetWidgetDisabledState(SNGRFS_TOGGLE_PALETTE, disable_all);
01110 
01111     if (!disable_all) {
01112       /* All widgets are now enabled, so disable widgets we can't use */
01113       if (this->active_sel == this->actives)    this->DisableWidget(SNGRFS_MOVE_UP);
01114       if (this->active_sel->next == NULL)       this->DisableWidget(SNGRFS_MOVE_DOWN);
01115       if (this->active_sel->IsOpenTTDBaseGRF()) this->DisableWidget(SNGRFS_REMOVE);
01116     }
01117 
01118     this->SetWidgetDisabledState(SNGRFS_PRESET_DELETE, this->preset == -1);
01119 
01120     bool has_missing = false;
01121     bool has_compatible = false;
01122     for (const GRFConfig *c = this->actives; !has_missing && c != NULL; c = c->next) {
01123       has_missing    |= c->status == GCS_NOT_FOUND;
01124       has_compatible |= HasBit(c->flags, GCF_COMPATIBLE);
01125     }
01126     uint16 widget_data;
01127     StringID tool_tip;
01128     if (has_missing || has_compatible) {
01129       widget_data = STR_NEWGRF_SETTINGS_FIND_MISSING_CONTENT_BUTTON;
01130       tool_tip    = STR_NEWGRF_SETTINGS_FIND_MISSING_CONTENT_TOOLTIP;
01131     } else {
01132       widget_data = STR_INTRO_ONLINE_CONTENT;
01133       tool_tip    = STR_INTRO_TOOLTIP_ONLINE_CONTENT;
01134     }
01135     this->GetWidget<NWidgetCore>(SNGRFS_CONTENT_DOWNLOAD)->widget_data  = widget_data;
01136     this->GetWidget<NWidgetCore>(SNGRFS_CONTENT_DOWNLOAD)->tool_tip     = tool_tip;
01137     this->GetWidget<NWidgetCore>(SNGRFS_CONTENT_DOWNLOAD2)->widget_data = widget_data;
01138     this->GetWidget<NWidgetCore>(SNGRFS_CONTENT_DOWNLOAD2)->tool_tip    = tool_tip;
01139 
01140     this->SetWidgetDisabledState(SNGRFS_PRESET_SAVE, has_missing);
01141   }
01142 
01143   virtual void OnMouseLoop()
01144   {
01145     if (this->editable) this->HandleEditBox(SNGRFS_FILTER);
01146   }
01147 
01148   virtual EventState OnKeyPress(uint16 key, uint16 keycode)
01149   {
01150     if (!this->editable) return ES_NOT_HANDLED;
01151 
01152     switch (keycode) {
01153       case WKC_UP:
01154         /* scroll up by one */
01155         if (this->avail_pos > 0) this->avail_pos--;
01156         break;
01157 
01158       case WKC_DOWN:
01159         /* scroll down by one */
01160         if (this->avail_pos < (int)this->avails.Length() - 1) this->avail_pos++;
01161         break;
01162 
01163       case WKC_PAGEUP:
01164         /* scroll up a page */
01165         this->avail_pos = (this->avail_pos < this->vscroll2->GetCapacity()) ? 0 : this->avail_pos - this->vscroll2->GetCapacity();
01166         break;
01167 
01168       case WKC_PAGEDOWN:
01169         /* scroll down a page */
01170         this->avail_pos = min(this->avail_pos + this->vscroll2->GetCapacity(), (int)this->avails.Length() - 1);
01171         break;
01172 
01173       case WKC_HOME:
01174         /* jump to beginning */
01175         this->avail_pos = 0;
01176         break;
01177 
01178       case WKC_END:
01179         /* jump to end */
01180         this->avail_pos = this->avails.Length() - 1;
01181         break;
01182 
01183       default: {
01184         /* Handle editbox input */
01185         EventState state = ES_NOT_HANDLED;
01186         if (this->HandleEditBoxKey(SNGRFS_FILTER, key, keycode, state) == HEBR_EDITING) {
01187           this->OnOSKInput(SNGRFS_FILTER);
01188         }
01189         return state;
01190       }
01191     }
01192 
01193     if (this->avails.Length() == 0) this->avail_pos = -1;
01194     if (this->avail_pos >= 0) {
01195       this->avail_sel = this->avails[this->avail_pos];
01196       this->vscroll2->ScrollTowards(this->avail_pos);
01197       this->InvalidateData(0);
01198     }
01199 
01200     return ES_HANDLED;
01201   }
01202 
01203   virtual void OnOSKInput(int wid)
01204   {
01205     if (!this->editable) return;
01206 
01207     this->avails.SetFilterState(!StrEmpty(this->edit_str_buf));
01208     this->avails.ForceRebuild();
01209     this->InvalidateData(0);
01210   }
01211 
01212 private:
01214   static int CDECL NameSorter(const GRFConfig * const *a, const GRFConfig * const *b)
01215   {
01216     int i = strnatcmp((*a)->GetName(), (*b)->GetName()); // Sort by name (natural sorting).
01217     if (i != 0) return i;
01218 
01219     i = (*a)->version - (*b)->version;
01220     if (i != 0) return i;
01221 
01222     return memcmp((*a)->ident.md5sum, (*b)->ident.md5sum, lengthof((*b)->ident.md5sum));
01223   }
01224 
01226   static bool CDECL TagNameFilter(const GRFConfig * const *a, const char *filter_string)
01227   {
01228     if (strcasestr((*a)->GetName(), filter_string) != NULL) return true;
01229     if ((*a)->filename != NULL && strcasestr((*a)->filename, filter_string) != NULL) return true;
01230     if ((*a)->GetDescription() != NULL && strcasestr((*a)->GetDescription(), filter_string) != NULL) return true;
01231     return false;
01232   }
01233 
01234   void BuildAvailables()
01235   {
01236     if (!this->avails.NeedRebuild()) return;
01237 
01238     this->avails.Clear();
01239 
01240     for (const GRFConfig *c = _all_grfs; c != NULL; c = c->next) {
01241       bool found = false;
01242       for (const GRFConfig *grf = this->actives; grf != NULL && !found; grf = grf->next) found = grf->ident.HasGrfIdentifier(c->ident.grfid, c->ident.md5sum);
01243       if (found) continue;
01244 
01245       if (_settings_client.gui.newgrf_show_old_versions) {
01246         *this->avails.Append() = c;
01247       } else {
01248         const GRFConfig *best = FindGRFConfig(c->ident.grfid, HasBit(c->flags, GCF_INVALID) ? FGCM_NEWEST : FGCM_NEWEST_VALID);
01249         /*
01250          * If the best version is 0, then all NewGRF with this GRF ID
01251          * have version 0, so for backward compatability reasons we
01252          * want to show them all.
01253          * If we are the best version, then we definitely want to
01254          * show that NewGRF!.
01255          */
01256         if (best->version == 0 || best->ident.HasGrfIdentifier(c->ident.grfid, c->ident.md5sum)) {
01257           *this->avails.Append() = c;
01258         }
01259       }
01260     }
01261 
01262     this->avails.Filter(this->edit_str_buf);
01263     this->avails.Compact();
01264     this->avails.RebuildDone();
01265     this->avails.Sort();
01266 
01267     if (this->avail_sel != NULL) {
01268       this->avail_pos = this->avails.FindIndex(this->avail_sel);
01269       if (this->avail_pos < 0) this->avail_sel = NULL;
01270     }
01271 
01272     this->vscroll2->SetCount(this->avails.Length()); // Update the scrollbar
01273   }
01274 };
01275 
01276 Listing NewGRFWindow::last_sorting     = {false, 0};
01277 Filtering NewGRFWindow::last_filtering = {false, 0};
01278 
01279 NewGRFWindow::GUIGRFConfigList::SortFunction * const NewGRFWindow::sorter_funcs[] = {
01280   &NameSorter,
01281 };
01282 
01283 NewGRFWindow::GUIGRFConfigList::FilterFunction * const NewGRFWindow::filter_funcs[] = {
01284   &TagNameFilter,
01285 };
01286 
01293 class NWidgetNewGRFDisplay : public NWidgetContainer {
01294 public:
01295   static const uint INTER_LIST_SPACING;      
01296   static const uint INTER_COLUMN_SPACING;    
01297   static const uint MAX_EXTRA_INFO_WIDTH;    
01298   static const uint MIN_EXTRA_FOR_3_COLUMNS; 
01299 
01300   NWidgetBase *avs; 
01301   NWidgetBase *acs; 
01302   NWidgetBase *inf; 
01303   bool editable;    
01304 
01305   NWidgetNewGRFDisplay(NWidgetBase *avs, NWidgetBase *acs, NWidgetBase *inf) : NWidgetContainer(NWID_HORIZONTAL)
01306   {
01307     this->avs = avs;
01308     this->acs = acs;
01309     this->inf = inf;
01310 
01311     this->Add(this->avs);
01312     this->Add(this->acs);
01313     this->Add(this->inf);
01314 
01315     this->editable = true; // Temporary setting, 'real' value is set in SetupSmallestSize().
01316   }
01317 
01318   virtual void SetupSmallestSize(Window *w, bool init_array)
01319   {
01320     /* Copy state flag from the window. */
01321     assert(dynamic_cast<NewGRFWindow *>(w) != NULL);
01322     NewGRFWindow *ngw = (NewGRFWindow *)w;
01323     this->editable = ngw->editable;
01324 
01325     this->avs->SetupSmallestSize(w, init_array);
01326     this->acs->SetupSmallestSize(w, init_array);
01327     this->inf->SetupSmallestSize(w, init_array);
01328 
01329     uint min_avs_width = this->avs->smallest_x + this->avs->padding_left + this->avs->padding_right;
01330     uint min_acs_width = this->acs->smallest_x + this->acs->padding_left + this->acs->padding_right;
01331     uint min_inf_width = this->inf->smallest_x + this->inf->padding_left + this->inf->padding_right;
01332 
01333     uint min_avs_height = this->avs->smallest_y + this->avs->padding_top + this->avs->padding_bottom;
01334     uint min_acs_height = this->acs->smallest_y + this->acs->padding_top + this->acs->padding_bottom;
01335     uint min_inf_height = this->inf->smallest_y + this->inf->padding_top + this->inf->padding_bottom;
01336 
01337     /* Smallest window is in two column mode. */
01338     this->smallest_x = max(min_avs_width, min_acs_width) + INTER_COLUMN_SPACING + min_inf_width;
01339     this->smallest_y = max(min_inf_height, min_acs_height + INTER_LIST_SPACING + min_avs_height);
01340 
01341     /* Filling. */
01342     this->fill_x = LeastCommonMultiple(this->avs->fill_x, this->acs->fill_x);
01343     if (this->inf->fill_x > 0 && (this->fill_x == 0 || this->fill_x > this->inf->fill_x)) this->fill_x = this->inf->fill_x;
01344 
01345     this->fill_y = this->avs->fill_y;
01346     if (this->acs->fill_y > 0 && (this->fill_y == 0 || this->fill_y > this->acs->fill_y)) this->fill_y = this->acs->fill_y;
01347     this->fill_y = LeastCommonMultiple(this->fill_y, this->inf->fill_y);
01348 
01349     /* Resizing. */
01350     this->resize_x = LeastCommonMultiple(this->avs->resize_x, this->acs->resize_x);
01351     if (this->inf->resize_x > 0 && (this->resize_x == 0 || this->resize_x > this->inf->resize_x)) this->resize_x = this->inf->resize_x;
01352 
01353     this->resize_y = this->avs->resize_y;
01354     if (this->acs->resize_y > 0 && (this->resize_y == 0 || this->resize_y > this->acs->resize_y)) this->resize_y = this->acs->resize_y;
01355     this->resize_y = LeastCommonMultiple(this->resize_y, this->inf->resize_y);
01356   }
01357 
01358   virtual void AssignSizePosition(SizingType sizing, uint x, uint y, uint given_width, uint given_height, bool rtl)
01359   {
01360     this->StoreSizePosition(sizing, x, y, given_width, given_height);
01361 
01362     uint min_avs_width = this->avs->smallest_x + this->avs->padding_left + this->avs->padding_right;
01363     uint min_acs_width = this->acs->smallest_x + this->acs->padding_left + this->acs->padding_right;
01364     uint min_inf_width = this->inf->smallest_x + this->inf->padding_left + this->inf->padding_right;
01365 
01366     uint min_list_width = max(min_avs_width, min_acs_width); // Smallest width of the lists such that they have equal width (incl padding).
01367     uint avs_extra_width = min_list_width - min_avs_width;   // Additional width needed for avs to reach min_list_width.
01368     uint acs_extra_width = min_list_width - min_acs_width;   // Additional width needed for acs to reach min_list_width.
01369 
01370     /* Use 2 or 3 colmuns? */
01371     uint min_three_columns = min_avs_width + min_acs_width + min_inf_width + 2 * INTER_COLUMN_SPACING;
01372     uint min_two_columns   = min_list_width + min_inf_width + INTER_COLUMN_SPACING;
01373     bool use_three_columns = this->editable && (min_three_columns + MIN_EXTRA_FOR_3_COLUMNS <= given_width);
01374 
01375     /* Info panel is a seperate column in both modes. Compute its width first. */
01376     uint extra_width, inf_width;
01377     if (use_three_columns) {
01378       extra_width = given_width - min_three_columns;
01379       inf_width = min(MAX_EXTRA_INFO_WIDTH, extra_width / 2);
01380     } else {
01381       extra_width = given_width - min_two_columns;
01382       inf_width = min(MAX_EXTRA_INFO_WIDTH, extra_width / 2);
01383     }
01384     inf_width = ComputeMaxSize(this->inf->smallest_x, this->inf->smallest_x + inf_width, this->inf->GetHorizontalStepSize(sizing));
01385     extra_width -= inf_width - this->inf->smallest_x;
01386 
01387     uint inf_height = ComputeMaxSize(this->inf->smallest_y, given_height, this->inf->GetVerticalStepSize(sizing));
01388 
01389     if (use_three_columns) {
01390       /* Three column display, first make both lists equally wide, then divide whatever is left between both lists.
01391        * Only keep track of what avs gets, all other space goes to acs. */
01392       uint avs_width = min(avs_extra_width, extra_width);
01393       extra_width -= avs_width;
01394       extra_width -= min(acs_extra_width, extra_width);
01395       avs_width += extra_width / 2;
01396 
01397       avs_width = ComputeMaxSize(this->avs->smallest_x, this->avs->smallest_x + avs_width, this->avs->GetHorizontalStepSize(sizing));
01398 
01399       uint acs_width = given_width - // Remaining space, including horizontal padding.
01400           inf_width - this->inf->padding_left - this->inf->padding_right -
01401           avs_width - this->avs->padding_left - this->avs->padding_right - 2 * INTER_COLUMN_SPACING;
01402       acs_width = ComputeMaxSize(min_acs_width, acs_width, this->acs->GetHorizontalStepSize(sizing)) -
01403           this->acs->padding_left - this->acs->padding_right;
01404 
01405       uint avs_height = ComputeMaxSize(this->avs->smallest_y, given_height, this->avs->GetVerticalStepSize(sizing));
01406       uint acs_height = ComputeMaxSize(this->acs->smallest_y, given_height, this->acs->GetVerticalStepSize(sizing));
01407 
01408       /* Assign size and position to the childs. */
01409       if (rtl) {
01410         x += this->inf->padding_left;
01411         this->inf->AssignSizePosition(sizing, x, y + this->inf->padding_top, inf_width, inf_height, rtl);
01412         x += inf_width + this->inf->padding_right + INTER_COLUMN_SPACING;
01413       } else {
01414         x += this->avs->padding_left;
01415         this->avs->AssignSizePosition(sizing, x, y + this->avs->padding_top, avs_width, avs_height, rtl);
01416         x += avs_width + this->avs->padding_right + INTER_COLUMN_SPACING;
01417       }
01418 
01419       x += this->acs->padding_left;
01420       this->acs->AssignSizePosition(sizing, x, y + this->acs->padding_top, acs_width, acs_height, rtl);
01421       x += acs_width + this->acs->padding_right + INTER_COLUMN_SPACING;
01422 
01423       if (rtl) {
01424         x += this->avs->padding_left;
01425         this->avs->AssignSizePosition(sizing, x, y + this->avs->padding_top, avs_width, avs_height, rtl);
01426       } else {
01427         x += this->inf->padding_left;
01428         this->inf->AssignSizePosition(sizing, x, y + this->inf->padding_top, inf_width, inf_height, rtl);
01429       }
01430     } else {
01431       /* Two columns, all space in extra_width goes to both lists. Since the lists are underneath each other,
01432        * the column is min_list_width wide at least. */
01433       uint avs_width = ComputeMaxSize(this->avs->smallest_x, this->avs->smallest_x + avs_extra_width + extra_width,
01434           this->avs->GetHorizontalStepSize(sizing));
01435       uint acs_width = ComputeMaxSize(this->acs->smallest_x, this->acs->smallest_x + acs_extra_width + extra_width,
01436           this->acs->GetHorizontalStepSize(sizing));
01437 
01438       uint min_avs_height = (!this->editable) ? 0 : this->avs->smallest_y + this->avs->padding_top + this->avs->padding_bottom + INTER_LIST_SPACING;
01439       uint min_acs_height = this->acs->smallest_y + this->acs->padding_top + this->acs->padding_bottom;
01440       uint extra_height = given_height - min_acs_height - min_avs_height;
01441 
01442       uint avs_height = ComputeMaxSize(this->avs->smallest_y, this->avs->smallest_y + extra_height / 2, this->avs->GetVerticalStepSize(sizing));
01443       if (this->editable) extra_height -= avs_height - this->avs->smallest_y;
01444       uint acs_height = ComputeMaxSize(this->acs->smallest_y, this->acs->smallest_y + extra_height, this->acs->GetVerticalStepSize(sizing));
01445 
01446       /* Assign size and position to the childs. */
01447       if (rtl) {
01448         x += this->inf->padding_left;
01449         this->inf->AssignSizePosition(sizing, x, y + this->inf->padding_top, inf_width, inf_height, rtl);
01450         x += inf_width + this->inf->padding_right + INTER_COLUMN_SPACING;
01451 
01452         uint ypos = y + this->acs->padding_top;
01453         this->acs->AssignSizePosition(sizing, x + this->acs->padding_left, ypos, acs_width, acs_height, rtl);
01454         if (this->editable) {
01455           ypos += acs_height + this->acs->padding_bottom + INTER_LIST_SPACING + this->avs->padding_top;
01456           this->avs->AssignSizePosition(sizing, x + this->avs->padding_left, ypos, avs_width, avs_height, rtl);
01457         } else {
01458           this->avs->AssignSizePosition(sizing, 0, 0, this->avs->smallest_x, this->avs->smallest_y, rtl);
01459         }
01460       } else {
01461         uint ypos = y + this->acs->padding_top;
01462         this->acs->AssignSizePosition(sizing, x + this->acs->padding_left, ypos, acs_width, acs_height, rtl);
01463         if (this->editable) {
01464           ypos += acs_height + this->acs->padding_bottom + INTER_LIST_SPACING + this->avs->padding_top;
01465           this->avs->AssignSizePosition(sizing, x + this->avs->padding_left, ypos, avs_width, avs_height, rtl);
01466         } else {
01467           this->avs->AssignSizePosition(sizing, 0, 0, this->avs->smallest_x, this->avs->smallest_y, rtl);
01468         }
01469         uint dx = this->acs->current_x + this->acs->padding_left + this->acs->padding_right;
01470         if (this->editable) {
01471           dx = max(dx, this->avs->current_x + this->avs->padding_left + this->avs->padding_right);
01472         }
01473         x += dx + INTER_COLUMN_SPACING + this->inf->padding_left;
01474         this->inf->AssignSizePosition(sizing, x, y + this->inf->padding_top, inf_width, inf_height, rtl);
01475       }
01476     }
01477   }
01478 
01479   virtual NWidgetCore *GetWidgetFromPos(int x, int y)
01480   {
01481     if (!IsInsideBS(x, this->pos_x, this->current_x) || !IsInsideBS(y, this->pos_y, this->current_y)) return NULL;
01482 
01483     NWidgetCore *nw = (this->editable) ? this->avs->GetWidgetFromPos(x, y) : NULL;
01484     if (nw == NULL) nw = this->acs->GetWidgetFromPos(x, y);
01485     if (nw == NULL) nw = this->inf->GetWidgetFromPos(x, y);
01486     return nw;
01487   }
01488 
01489   virtual void Draw(const Window *w)
01490   {
01491     if (this->editable) this->avs->Draw(w);
01492     this->acs->Draw(w);
01493     this->inf->Draw(w);
01494   }
01495 };
01496 
01497 const uint NWidgetNewGRFDisplay::INTER_LIST_SPACING      = WD_RESIZEBOX_WIDTH + 1;
01498 const uint NWidgetNewGRFDisplay::INTER_COLUMN_SPACING    = WD_RESIZEBOX_WIDTH;
01499 const uint NWidgetNewGRFDisplay::MAX_EXTRA_INFO_WIDTH    = 150;
01500 const uint NWidgetNewGRFDisplay::MIN_EXTRA_FOR_3_COLUMNS = 50;
01501 
01502 static const NWidgetPart _nested_newgrf_actives_widgets[] = {
01503   /* Left side, presets. */
01504   NWidget(NWID_HORIZONTAL),
01505     NWidget(WWT_TEXT, COLOUR_MAUVE), SetDataTip(STR_NEWGRF_SETTINGS_SELECT_PRESET, STR_NULL),
01506         SetPadding(0, WD_FRAMETEXT_RIGHT, 0, 0),
01507     NWidget(WWT_DROPDOWN, COLOUR_YELLOW, SNGRFS_PRESET_LIST), SetFill(1, 0), SetResize(1, 0),
01508         SetDataTip(STR_JUST_STRING, STR_NEWGRF_SETTINGS_PRESET_LIST_TOOLTIP),
01509   EndContainer(),
01510   NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
01511     NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_PRESET_SAVE), SetFill(1, 0), SetResize(1, 0),
01512         SetDataTip(STR_NEWGRF_SETTINGS_PRESET_SAVE, STR_NEWGRF_SETTINGS_PRESET_SAVE_TOOLTIP),
01513     NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_PRESET_DELETE), SetFill(1, 0), SetResize(1, 0),
01514         SetDataTip(STR_NEWGRF_SETTINGS_PRESET_DELETE, STR_NEWGRF_SETTINGS_PRESET_DELETE_TOOLTIP),
01515   EndContainer(),
01516 
01517   NWidget(NWID_SPACER), SetMinimalSize(0, WD_RESIZEBOX_WIDTH), SetResize(1, 0), SetFill(1, 0),
01518   NWidget(WWT_PANEL, COLOUR_MAUVE),
01519     NWidget(WWT_LABEL, COLOUR_MAUVE), SetDataTip(STR_NEWGRF_SETTINGS_ACTIVE_LIST, STR_NULL),
01520         SetFill(1, 0), SetResize(1, 0), SetPadding(3, WD_FRAMETEXT_RIGHT, 0, WD_FRAMETEXT_LEFT),
01521     /* Left side, active grfs. */
01522     NWidget(NWID_HORIZONTAL), SetPadding(0, 2, 0, 2),
01523       NWidget(WWT_PANEL, COLOUR_MAUVE),
01524         NWidget(WWT_INSET, COLOUR_MAUVE, SNGRFS_FILE_LIST), SetMinimalSize(100, 1), SetPadding(2, 2, 2, 2),
01525             SetFill(1, 1), SetResize(1, 1), SetScrollbar(SNGRFS_SCROLLBAR),
01526         EndContainer(),
01527       EndContainer(),
01528       NWidget(NWID_VSCROLLBAR, COLOUR_MAUVE, SNGRFS_SCROLLBAR),
01529     EndContainer(),
01530     /* Buttons. */
01531     NWidget(NWID_SELECTION, INVALID_COLOUR, SNGRFS_SHOW_REMOVE),
01532       NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPadding(2, 2, 2, 2), SetPIP(0, WD_RESIZEBOX_WIDTH, 0),
01533         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_REMOVE), SetFill(1, 0), SetResize(1, 0),
01534             SetDataTip(STR_NEWGRF_SETTINGS_REMOVE, STR_NEWGRF_SETTINGS_REMOVE_TOOLTIP),
01535         NWidget(NWID_VERTICAL),
01536           NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_MOVE_UP), SetFill(1, 0), SetResize(1, 0),
01537               SetDataTip(STR_NEWGRF_SETTINGS_MOVEUP, STR_NEWGRF_SETTINGS_MOVEUP_TOOLTIP),
01538           NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_MOVE_DOWN), SetFill(1, 0), SetResize(1, 0),
01539               SetDataTip(STR_NEWGRF_SETTINGS_MOVEDOWN, STR_NEWGRF_SETTINGS_MOVEDOWN_TOOLTIP),
01540         EndContainer(),
01541       EndContainer(),
01542 
01543       NWidget(NWID_VERTICAL, NC_EQUALSIZE), SetPadding(2, 2, 2, 2),
01544         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_RESCAN_FILES2), SetFill(1, 0), SetResize(1, 0),
01545             SetDataTip(STR_NEWGRF_SETTINGS_RESCAN_FILES, STR_NEWGRF_SETTINGS_RESCAN_FILES_TOOLTIP),
01546         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_CONTENT_DOWNLOAD2), SetFill(1, 0), SetResize(1, 0),
01547             SetDataTip(STR_INTRO_ONLINE_CONTENT, STR_INTRO_TOOLTIP_ONLINE_CONTENT),
01548       EndContainer(),
01549     EndContainer(),
01550   EndContainer(),
01551 };
01552 
01553 static const NWidgetPart _nested_newgrf_availables_widgets[] = {
01554   NWidget(WWT_PANEL, COLOUR_MAUVE),
01555     NWidget(WWT_LABEL, COLOUR_MAUVE), SetDataTip(STR_NEWGRF_SETTINGS_INACTIVE_LIST, STR_NULL),
01556         SetFill(1, 0), SetResize(1, 0), SetPadding(3, WD_FRAMETEXT_RIGHT, 0, WD_FRAMETEXT_LEFT),
01557     /* Left side, available grfs, filter edit box. */
01558     NWidget(NWID_HORIZONTAL), SetPadding(WD_TEXTPANEL_TOP, 0, WD_TEXTPANEL_BOTTOM, 0),
01559         SetPIP(WD_FRAMETEXT_LEFT, WD_FRAMETEXT_RIGHT, WD_FRAMETEXT_RIGHT),
01560       NWidget(WWT_TEXT, COLOUR_MAUVE), SetFill(0, 1), SetDataTip(STR_NEWGRF_FILTER_TITLE, STR_NULL),
01561       NWidget(WWT_EDITBOX, COLOUR_MAUVE, SNGRFS_FILTER), SetFill(1, 0), SetMinimalSize(50, 12), SetResize(1, 0),
01562           SetDataTip(STR_LIST_FILTER_OSKTITLE, STR_LIST_FILTER_TOOLTIP),
01563     EndContainer(),
01564     /* Left side, available grfs. */
01565     NWidget(NWID_HORIZONTAL), SetPadding(0, 2, 0, 2),
01566       NWidget(WWT_PANEL, COLOUR_MAUVE),
01567         NWidget(WWT_INSET, COLOUR_MAUVE, SNGRFS_AVAIL_LIST), SetMinimalSize(100, 1), SetPadding(2, 2, 2, 2),
01568             SetFill(1, 1), SetResize(1, 1), SetScrollbar(SNGRFS_SCROLL2BAR),
01569         EndContainer(),
01570       EndContainer(),
01571       NWidget(NWID_VSCROLLBAR, COLOUR_MAUVE, SNGRFS_SCROLL2BAR),
01572     EndContainer(),
01573     /* Left side, available grfs, buttons. */
01574     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPadding(2, 2, 2, 2), SetPIP(0, WD_RESIZEBOX_WIDTH, 0),
01575       NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_ADD), SetFill(1, 0), SetResize(1, 0),
01576           SetDataTip(STR_NEWGRF_SETTINGS_ADD, STR_NEWGRF_SETTINGS_ADD_FILE_TOOLTIP),
01577       NWidget(NWID_VERTICAL),
01578         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_RESCAN_FILES), SetFill(1, 0), SetResize(1, 0),
01579             SetDataTip(STR_NEWGRF_SETTINGS_RESCAN_FILES, STR_NEWGRF_SETTINGS_RESCAN_FILES_TOOLTIP),
01580         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_CONTENT_DOWNLOAD), SetFill(1, 0), SetResize(1, 0),
01581             SetDataTip(STR_INTRO_ONLINE_CONTENT, STR_INTRO_TOOLTIP_ONLINE_CONTENT),
01582       EndContainer(),
01583     EndContainer(),
01584   EndContainer(),
01585 };
01586 
01587 static const NWidgetPart _nested_newgrf_infopanel_widgets[] = {
01588   /* Right side, info panel. */
01589   NWidget(WWT_PANEL, COLOUR_MAUVE), SetPadding(0, 0, 2, 0),
01590     NWidget(WWT_EMPTY, COLOUR_MAUVE, SNGRFS_NEWGRF_INFO_TITLE), SetFill(1, 0), SetResize(1, 0),
01591     NWidget(WWT_EMPTY, COLOUR_MAUVE, SNGRFS_NEWGRF_INFO), SetFill(1, 1), SetResize(1, 1), SetMinimalSize(150, 100),
01592   EndContainer(),
01593   NWidget(NWID_SELECTION, INVALID_COLOUR, SNGRFS_SHOW_APPLY),
01594     /* Right side, buttons. */
01595     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(0, WD_RESIZEBOX_WIDTH, 0),
01596       NWidget(NWID_VERTICAL),
01597         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_SET_PARAMETERS), SetFill(1, 0), SetResize(1, 0),
01598             SetDataTip(STR_NEWGRF_SETTINGS_SET_PARAMETERS, STR_NULL),
01599         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_TOGGLE_PALETTE), SetFill(1, 0), SetResize(1, 0),
01600             SetDataTip(STR_NEWGRF_SETTINGS_TOGGLE_PALETTE, STR_NEWGRF_SETTINGS_TOGGLE_PALETTE_TOOLTIP),
01601       EndContainer(),
01602       NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_APPLY_CHANGES), SetFill(1, 0), SetResize(1, 0),
01603           SetDataTip(STR_NEWGRF_SETTINGS_APPLY_CHANGES, STR_NULL),
01604     EndContainer(),
01605   EndContainer(),
01606 };
01607 
01609 NWidgetBase* NewGRFDisplay(int *biggest_index)
01610 {
01611   NWidgetBase *avs = MakeNWidgets(_nested_newgrf_availables_widgets, lengthof(_nested_newgrf_availables_widgets), biggest_index, NULL);
01612 
01613   int biggest2;
01614   NWidgetBase *acs = MakeNWidgets(_nested_newgrf_actives_widgets, lengthof(_nested_newgrf_actives_widgets), &biggest2, NULL);
01615   *biggest_index = max(*biggest_index, biggest2);
01616 
01617   NWidgetBase *inf = MakeNWidgets(_nested_newgrf_infopanel_widgets, lengthof(_nested_newgrf_infopanel_widgets), &biggest2, NULL);
01618   *biggest_index = max(*biggest_index, biggest2);
01619 
01620   return new NWidgetNewGRFDisplay(avs, acs, inf);
01621 }
01622 
01623 /* Widget definition of the manage newgrfs window */
01624 static const NWidgetPart _nested_newgrf_widgets[] = {
01625   NWidget(NWID_HORIZONTAL),
01626     NWidget(WWT_CLOSEBOX, COLOUR_MAUVE),
01627     NWidget(WWT_CAPTION, COLOUR_MAUVE), SetDataTip(STR_NEWGRF_SETTINGS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
01628   EndContainer(),
01629   NWidget(WWT_PANEL, COLOUR_MAUVE),
01630     NWidgetFunction(NewGRFDisplay), SetPadding(WD_RESIZEBOX_WIDTH, WD_RESIZEBOX_WIDTH, 2, WD_RESIZEBOX_WIDTH),
01631     /* Resize button. */
01632     NWidget(NWID_HORIZONTAL),
01633       NWidget(NWID_SPACER), SetFill(1, 0), SetResize(1, 0),
01634       NWidget(WWT_RESIZEBOX, COLOUR_MAUVE),
01635     EndContainer(),
01636   EndContainer(),
01637 };
01638 
01639 /* Window definition of the manage newgrfs window */
01640 static const WindowDesc _newgrf_desc(
01641   WDP_CENTER, 300, 263,
01642   WC_GAME_OPTIONS, WC_NONE,
01643   WDF_UNCLICK_BUTTONS,
01644   _nested_newgrf_widgets, lengthof(_nested_newgrf_widgets)
01645 );
01646 
01652 static void NewGRFConfirmationCallback(Window *w, bool confirmed)
01653 {
01654   if (confirmed) {
01655     DeleteWindowByClass(WC_GRF_PARAMETERS);
01656     NewGRFWindow *nw = dynamic_cast<NewGRFWindow*>(w);
01657 
01658     GamelogStartAction(GLAT_GRF);
01659     GamelogGRFUpdate(_grfconfig, nw->actives); // log GRF changes
01660     CopyGRFConfigList(nw->orig_list, nw->actives, false);
01661     ReloadNewGRFData();
01662     GamelogStopAction();
01663 
01664     /* Show new, updated list */
01665     GRFConfig *c;
01666     int i = 0;
01667     for (c = nw->actives; c != NULL && c != nw->active_sel; c = c->next, i++) {}
01668     CopyGRFConfigList(&nw->actives, *nw->orig_list, false);
01669     for (c = nw->actives; c != NULL && i > 0; c = c->next, i--) {}
01670     nw->active_sel = c;
01671     nw->avails.ForceRebuild();
01672 
01673     w->InvalidateData();
01674 
01675     ReInitAllWindows();
01676     DeleteWindowByClass(WC_BUILD_OBJECT);
01677   }
01678 }
01679 
01680 
01681 
01690 void ShowNewGRFSettings(bool editable, bool show_params, bool exec_changes, GRFConfig **config)
01691 {
01692   DeleteWindowByClass(WC_GAME_OPTIONS);
01693   new NewGRFWindow(&_newgrf_desc, editable, show_params, exec_changes, config);
01694 }

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