# 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 "error.h"
    00014 #include "gui.h"
    00015 #include "newgrf.h"
    00016 #include "strings_func.h"
    00017 #include "window_func.h"
    00018 #include "gamelog.h"
    00019 #include "settings_type.h"
    00020 #include "settings_func.h"
    00021 #include "widgets/dropdown_type.h"
    00022 #include "network/network.h"
    00023 #include "network/network_content.h"
    00024 #include "sortlist_type.h"
    00025 #include "querystring_gui.h"
    00026 #include "core/geometry_func.hpp"
    00027 #include "newgrf_text.h"
    00028 #include "textfile_gui.h"
    00029
    00030 #include "widgets/newgrf_widget.h"
    00031 #include "widgets/misc_widget.h"
    00032
    00033 #include "table/sprites.h"
    00034
    00038 void ShowNewGRFError()
    00039 {
    00040   /* Do not show errors when entering the main screen */
    00041   if (_game_mode == GM_MENU) return;
    00042
    00043   for (const GRFConfig *c = _grfconfig; c != NULL; c = c->next) {
    00044     /* We only want to show fatal errors */
    00045     if (c->error == NULL || c->error->severity != STR_NEWGRF_ERROR_MSG_FATAL) continue;
    00046
    00047     SetDParam   (0, c->error->custom_message == NULL ? c->error->message : STR_JUST_RAW_STRING);
    00048     SetDParamStr(1, c->error->custom_message);
    00049     SetDParamStr(2, c->filename);
    00050     SetDParamStr(3, c->error->data);
    00051     for (uint i = 0; i < lengthof(c->error->param_value); i++) {
    00052       SetDParam(4 + i, c->error->param_value[i]);
    00053     }
    00054     ShowErrorMessage(STR_NEWGRF_ERROR_FATAL_POPUP, INVALID_STRING_ID, WL_CRITICAL);
    00055     break;
    00056   }
    00057 }
    00058
    00059 static void ShowNewGRFInfo(const GRFConfig *c, uint x, uint y, uint right, uint bottom, bool show_params)
    00060 {
    00061   if (c->error != NULL) {
    00062     char message[512];
    00063     SetDParamStr(0, c->error->custom_message); // is skipped by built-in messages
    00064     SetDParamStr(1, c->filename);
    00065     SetDParamStr(2, c->error->data);
    00066     for (uint i = 0; i < lengthof(c->error->param_value); i++) {
    00067       SetDParam(3 + i, c->error->param_value[i]);
    00068     }
    00069     GetString(message, c->error->custom_message == NULL ? c->error->message : STR_JUST_RAW_STRING, lastof(message));
    00070
    00071     SetDParamStr(0, message);
    00072     y = DrawStringMultiLine(x, right, y, bottom, c->error->severity);
    00073   }
    00074
    00075   /* Draw filename or not if it is not known (GRF sent over internet) */
    00076   if (c->filename != NULL) {
    00077     SetDParamStr(0, c->filename);
    00078     y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_FILENAME);
    00079   }
    00080
    00081   /* Prepare and draw GRF ID */
    00082   char buff[256];
    00083   snprintf(buff, lengthof(buff), "%08X", BSWAP32(c->ident.grfid));
    00084   SetDParamStr(0, buff);
    00085   y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_GRF_ID);
    00086
    00087   if ((_settings_client.gui.newgrf_developer_tools || _settings_client.gui.newgrf_show_old_versions) && c->version != 0) {
    00088     SetDParam(0, c->version);
    00089     y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_VERSION);
    00090   }
    00091   if ((_settings_client.gui.newgrf_developer_tools || _settings_client.gui.newgrf_show_old_versions) && c->min_loadable_version != 0) {
    00092     SetDParam(0, c->min_loadable_version);
    00093     y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_MIN_VERSION);
    00094   }
    00095
    00096   /* Prepare and draw MD5 sum */
    00097   md5sumToString(buff, lastof(buff), c->ident.md5sum);
    00098   SetDParamStr(0, buff);
    00099   y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_MD5SUM);
    00100
    00101   /* Show GRF parameter list */
    00102   if (show_params) {
    00103     if (c->num_params > 0) {
    00104       GRFBuildParamList(buff, c, lastof(buff));
    00105       SetDParam(0, STR_JUST_RAW_STRING);
    00106       SetDParamStr(1, buff);
    00107     } else {
    00108       SetDParam(0, STR_LAND_AREA_INFORMATION_LOCAL_AUTHORITY_NONE);
    00109     }
    00110     y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_PARAMETER);
    00111
    00112     /* Draw the palette of the NewGRF */
    00113     if (c->palette & GRFP_BLT_32BPP) {
    00114       SetDParamStr(0, (c->palette & GRFP_USE_WINDOWS) ? "Windows / 32 bpp" : "DOS / 32 bpp");
    00115     } else {
    00116       SetDParamStr(0, (c->palette & GRFP_USE_WINDOWS) ? "Windows" : "DOS");
    00117     }
    00118     y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_PALETTE);
    00119   }
    00120
    00121   /* Show flags */
    00122   if (c->status == GCS_NOT_FOUND)       y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_NOT_FOUND);
    00123   if (c->status == GCS_DISABLED)        y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_DISABLED);
    00124   if (HasBit(c->flags, GCF_INVALID))    y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_INCOMPATIBLE);
    00125   if (HasBit(c->flags, GCF_COMPATIBLE)) y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_COMPATIBLE_LOADED);
    00126
    00127   /* Draw GRF info if it exists */
    00128   if (!StrEmpty(c->GetDescription())) {
    00129     SetDParam(0, STR_JUST_RAW_STRING);
    00130     SetDParamStr(1, c->GetDescription());
    00131     y = DrawStringMultiLine(x, right, y, bottom, STR_BLACK_STRING);
    00132   } else {
    00133     y = DrawStringMultiLine(x, right, y, bottom, STR_NEWGRF_SETTINGS_NO_INFO);
    00134   }
    00135 }
    00136
    00140 struct NewGRFParametersWindow : public Window {
    00141   static GRFParameterInfo dummy_parameter_info;
    00142   GRFConfig *grf_config;
    00143   uint clicked_button;
    00144   bool clicked_increase;
    00145   int timeout;
    00146   uint clicked_row;
    00147   int line_height;
    00148   Scrollbar *vscroll;
    00149   bool action14present;
    00150   bool editable;
    00151
    00152   NewGRFParametersWindow(const WindowDesc *desc, GRFConfig *c, bool editable) : Window(),
    00153     grf_config(c),
    00154     clicked_button(UINT_MAX),
    00155     timeout(0),
    00156     clicked_row(UINT_MAX),
    00157     editable(editable)
    00158   {
    00159     this->action14present = (c->num_valid_params != lengthof(c->param) || c->param_info.Length() != 0);
    00160
    00161     this->CreateNestedTree(desc);
    00162     this->vscroll = this->GetScrollbar(WID_NP_SCROLLBAR);
    00163     this->GetWidget<NWidgetStacked>(WID_NP_SHOW_NUMPAR)->SetDisplayedPlane(this->action14present ? SZSP_HORIZONTAL : 0);
    00164     this->GetWidget<NWidgetStacked>(WID_NP_SHOW_DESCRIPTION)->SetDisplayedPlane(this->action14present ? 0 : SZSP_HORIZONTAL);
    00165     this->FinishInitNested(desc);  // Initializes 'this->line_height' as side effect.
    00166
    00167     this->SetWidgetDisabledState(WID_NP_RESET, !this->editable);
    00168
    00169     this->InvalidateData();
    00170   }
    00171
    00177   static GRFParameterInfo *GetDummyParameterInfo(uint nr)
    00178   {
    00179     dummy_parameter_info.param_nr = nr;
    00180     return &dummy_parameter_info;
    00181   }
    00182
    00183   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00184   {
    00185     switch (widget) {
    00186       case WID_NP_NUMPAR_DEC:
    00187       case WID_NP_NUMPAR_INC: {
    00188         size->width = size->height = FONT_HEIGHT_NORMAL;
    00189         break;
    00190       }
    00191
    00192       case WID_NP_NUMPAR: {
    00193         SetDParam(0, 999);
    00194         Dimension d = GetStringBoundingBox(this->GetWidget<NWidgetCore>(widget)->widget_data);
    00195         d.width += padding.width;
    00196         d.height += padding.height;
    00197         *size = maxdim(*size, d);
    00198         break;
    00199       }
    00200
    00201       case WID_NP_BACKGROUND:
    00202         this->line_height = FONT_HEIGHT_NORMAL + WD_MATRIX_TOP + WD_MATRIX_BOTTOM;
    00203
    00204         resize->width = 1;
    00205         resize->height = this->line_height;
    00206         size->height = GB(this->GetWidget<NWidgetCore>(widget)->widget_data, MAT_ROW_START, MAT_ROW_BITS) * this->line_height;
    00207         break;
    00208
    00209       case WID_NP_DESCRIPTION:
    00210         /* Minimum size of 4 lines. The 500 is the default size of the window. */
    00211         Dimension suggestion = {500 - WD_FRAMERECT_LEFT - WD_FRAMERECT_RIGHT, FONT_HEIGHT_NORMAL * 4 + WD_TEXTPANEL_TOP + WD_TEXTPANEL_BOTTOM};
    00212         for (uint i = 0; i < this->grf_config->param_info.Length(); i++) {
    00213           const GRFParameterInfo *par_info = this->grf_config->param_info[i];
    00214           if (par_info == NULL) continue;
    00215           const char *desc = GetGRFStringFromGRFText(par_info->desc);
    00216           if (desc == NULL) continue;
    00217           Dimension d = GetStringMultiLineBoundingBox(desc, suggestion);
    00218           d.height += WD_TEXTPANEL_TOP + WD_TEXTPANEL_BOTTOM;
    00219           suggestion = maxdim(d, suggestion);
    00220         }
    00221         size->height = suggestion.height;
    00222         break;
    00223     }
    00224   }
    00225
    00226   virtual void SetStringParameters(int widget) const
    00227   {
    00228     switch (widget) {
    00229       case WID_NP_NUMPAR:
    00230         SetDParam(0, this->vscroll->GetCount());
    00231         break;
    00232     }
    00233   }
    00234
    00235   virtual void DrawWidget(const Rect &r, int widget) const
    00236   {
    00237     if (widget == WID_NP_DESCRIPTION) {
    00238       const GRFParameterInfo *par_info = (this->clicked_row < this->grf_config->param_info.Length()) ? this->grf_config->param_info[this->clicked_row] : NULL;
    00239       if (par_info == NULL) return;
    00240       const char *desc = GetGRFStringFromGRFText(par_info->desc);
    00241       if (desc == NULL) return;
    00242       DrawStringMultiLine(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_TEXTPANEL_TOP, r.bottom - WD_TEXTPANEL_BOTTOM, desc, TC_BLACK);
    00243       return;
    00244     } else if (widget != WID_NP_BACKGROUND) {
    00245       return;
    00246     }
    00247
    00248     bool rtl = _current_text_dir == TD_RTL;
    00249     uint buttons_left = rtl ? r.right - 23 : r.left + 4;
    00250     uint text_left    = r.left + (rtl ? WD_FRAMERECT_LEFT : 28);
    00251     uint text_right   = r.right - (rtl ? 28 : WD_FRAMERECT_RIGHT);
    00252
    00253     int y = r.top;
    00254     for (uint i = this->vscroll->GetPosition(); this->vscroll->IsVisible(i) && i < this->vscroll->GetCount(); i++) {
    00255       GRFParameterInfo *par_info = (i < this->grf_config->param_info.Length()) ? this->grf_config->param_info[i] : NULL;
    00256       if (par_info == NULL) par_info = GetDummyParameterInfo(i);
    00257       uint32 current_value = par_info->GetValue(this->grf_config);
    00258       bool selected = (i == this->clicked_row);
    00259
    00260       if (par_info->type == PTYPE_BOOL) {
    00261         DrawBoolButton(buttons_left, y + 2, current_value != 0, this->editable);
    00262         SetDParam(2, par_info->GetValue(this->grf_config) == 0 ? STR_CONFIG_SETTING_OFF : STR_CONFIG_SETTING_ON);
    00263       } else if (par_info->type == PTYPE_UINT_ENUM) {
    00264         DrawArrowButtons(buttons_left, y + 2, COLOUR_YELLOW, (this->clicked_button == i) ? 1 + (this->clicked_increase != rtl) : 0, this->editable && current_value > par_info->min_value, this->editable && current_value < par_info->max_value);
    00265         SetDParam(2, STR_JUST_INT);
    00266         SetDParam(3, current_value);
    00267         if (par_info->value_names.Contains(current_value)) {
    00268           const char *label = GetGRFStringFromGRFText(par_info->value_names.Find(current_value)->second);
    00269           if (label != NULL) {
    00270             SetDParam(2, STR_JUST_RAW_STRING);
    00271             SetDParamStr(3, label);
    00272           }
    00273         }
    00274       }
    00275
    00276       const char *name = GetGRFStringFromGRFText(par_info->name);
    00277       if (name != NULL) {
    00278         SetDParam(0, STR_JUST_RAW_STRING);
    00279         SetDParamStr(1, name);
    00280       } else {
    00281         SetDParam(0, STR_NEWGRF_PARAMETERS_DEFAULT_NAME);
    00282         SetDParam(1, i + 1);
    00283       }
    00284
    00285       DrawString(text_left, text_right, y + WD_MATRIX_TOP, STR_NEWGRF_PARAMETERS_SETTING, selected ? TC_WHITE : TC_LIGHT_BLUE);
    00286       y += this->line_height;
    00287     }
    00288   }
    00289
    00290   virtual void OnClick(Point pt, int widget, int click_count)
    00291   {
    00292     switch (widget) {
    00293       case WID_NP_NUMPAR_DEC:
    00294         if (this->editable && !this->action14present && this->grf_config->num_params > 0) {
    00295           this->grf_config->num_params--;
    00296           this->InvalidateData();
    00297           SetWindowDirty(WC_GAME_OPTIONS, WN_GAME_OPTIONS_NEWGRF_STATE);
    00298         }
    00299         break;
    00300
    00301       case WID_NP_NUMPAR_INC: {
    00302         GRFConfig *c = this->grf_config;
    00303         if (this->editable && !this->action14present && c->num_params < c->num_valid_params) {
    00304           c->param[c->num_params++] = 0;
    00305           this->InvalidateData();
    00306           SetWindowDirty(WC_GAME_OPTIONS, WN_GAME_OPTIONS_NEWGRF_STATE);
    00307         }
    00308         break;
    00309       }
    00310
    00311       case WID_NP_BACKGROUND: {
    00312         if (!this->editable) break;
    00313         uint num = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_NP_BACKGROUND);
    00314         if (num >= this->vscroll->GetCount()) break;
    00315         if (this->clicked_row != num) {
    00316           DeleteChildWindows(WC_QUERY_STRING);
    00317           this->clicked_row = num;
    00318         }
    00319
    00320         const NWidgetBase *wid = this->GetWidget<NWidgetBase>(WID_NP_BACKGROUND);
    00321         int x = pt.x - wid->pos_x;
    00322         if (_current_text_dir == TD_RTL) x = wid->current_x - x;
    00323         x -= 4;
    00324
    00325         GRFParameterInfo *par_info = (num < this->grf_config->param_info.Length()) ? this->grf_config->param_info[num] : NULL;
    00326         if (par_info == NULL) par_info = GetDummyParameterInfo(num);
    00327
    00328         /* One of the arrows is clicked */
    00329         if (IsInsideMM(x, 0, 21)) {
    00330           uint32 val = par_info->GetValue(this->grf_config);
    00331           uint32 old_val = val;
    00332           if (par_info->type == PTYPE_BOOL) {
    00333             val = !val;
    00334           } else {
    00335             if (x >= 10) {
    00336               /* Increase button clicked */
    00337               if (val < par_info->max_value) val++;
    00338               this->clicked_increase = true;
    00339             } else {
    00340               /* Decrease button clicked */
    00341               if (val > par_info->min_value) val--;
    00342               this->clicked_increase = false;
    00343             }
    00344           }
    00345           if (val != old_val) {
    00346             par_info->SetValue(this->grf_config, val);
    00347
    00348             this->clicked_button = num;
    00349             this->timeout = 5;
    00350           }
    00351         } else if (par_info->type == PTYPE_UINT_ENUM && click_count >= 2) {
    00352           /* Display a query box so users can enter a custom value. */
    00353           SetDParam(0, this->grf_config->param[num]);
    00354           ShowQueryString(STR_JUST_INT, STR_CONFIG_SETTING_QUERY_CAPTION, 10, this, CS_NUMERAL, QSF_NONE);
    00355         }
    00356         this->SetDirty();
    00357         break;
    00358       }
    00359
    00360       case WID_NP_RESET:
    00361         if (!this->editable) break;
    00362         this->grf_config->SetParameterDefaults();
    00363         this->InvalidateData();
    00364         SetWindowDirty(WC_GAME_OPTIONS, WN_GAME_OPTIONS_NEWGRF_STATE);
    00365         break;
    00366
    00367       case WID_NP_ACCEPT:
    00368         delete this;
    00369         break;
    00370     }
    00371   }
    00372
    00373   virtual void OnQueryTextFinished(char *str)
    00374   {
    00375     if (StrEmpty(str)) return;
    00376     int32 value = atoi(str);
    00377     GRFParameterInfo *par_info = ((uint)this->clicked_row < this->grf_config->param_info.Length()) ? this->grf_config->param_info[this->clicked_row] : NULL;
    00378     if (par_info == NULL) par_info = GetDummyParameterInfo(this->clicked_row);
    00379     uint32 val = Clamp<uint32>(value, par_info->min_value, par_info->max_value);
    00380     par_info->SetValue(this->grf_config, val);
    00381     this->SetDirty();
    00382   }
    00383
    00384   virtual void OnResize()
    00385   {
    00386     NWidgetCore *nwi = this->GetWidget<NWidgetCore>(WID_NP_BACKGROUND);
    00387     this->vscroll->SetCapacity(nwi->current_y / this->line_height);
    00388     nwi->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
    00389   }
    00390
    00396   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    00397   {
    00398     if (!gui_scope) return;
    00399     if (!this->action14present) {
    00400       this->SetWidgetDisabledState(WID_NP_NUMPAR_DEC, !this->editable || this->grf_config->num_params == 0);
    00401       this->SetWidgetDisabledState(WID_NP_NUMPAR_INC, !this->editable || this->grf_config->num_params >= this->grf_config->num_valid_params);
    00402     }
    00403
    00404     this->vscroll->SetCount(this->action14present ? this->grf_config->num_valid_params : this->grf_config->num_params);
    00405     if (this->clicked_row != UINT_MAX && this->clicked_row >= this->vscroll->GetCount()) {
    00406       this->clicked_row = UINT_MAX;
    00407       DeleteChildWindows(WC_QUERY_STRING);
    00408     }
    00409   }
    00410
    00411   virtual void OnTick()
    00412   {
    00413     if (--this->timeout == 0) {
    00414       this->clicked_button = UINT_MAX;
    00415       this->SetDirty();
    00416     }
    00417   }
    00418 };
    00419 GRFParameterInfo NewGRFParametersWindow::dummy_parameter_info(0);
    00420
    00421
    00422 static const NWidgetPart _nested_newgrf_parameter_widgets[] = {
    00423   NWidget(NWID_HORIZONTAL),
    00424     NWidget(WWT_CLOSEBOX, COLOUR_MAUVE),
    00425     NWidget(WWT_CAPTION, COLOUR_MAUVE), SetDataTip(STR_NEWGRF_PARAMETERS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00426   EndContainer(),
    00427   NWidget(NWID_SELECTION, INVALID_COLOUR, WID_NP_SHOW_NUMPAR),
    00428     NWidget(WWT_PANEL, COLOUR_MAUVE), SetResize(1, 0), SetFill(1, 0), SetPIP(4, 0, 4),
    00429       NWidget(NWID_HORIZONTAL), SetPIP(4, 0, 4),
    00430         NWidget(WWT_PUSHARROWBTN, COLOUR_YELLOW, WID_NP_NUMPAR_DEC), SetMinimalSize(12, 12), SetDataTip(AWV_DECREASE, STR_NULL),
    00431         NWidget(WWT_PUSHARROWBTN, COLOUR_YELLOW, WID_NP_NUMPAR_INC), SetMinimalSize(12, 12), SetDataTip(AWV_INCREASE, STR_NULL),
    00432         NWidget(WWT_TEXT, COLOUR_MAUVE, WID_NP_NUMPAR), SetResize(1, 0), SetFill(1, 0), SetPadding(0, 0, 0, 4), SetDataTip(STR_NEWGRF_PARAMETERS_NUM_PARAM, STR_NULL),
    00433       EndContainer(),
    00434     EndContainer(),
    00435   EndContainer(),
    00436   NWidget(NWID_HORIZONTAL),
    00437     NWidget(WWT_MATRIX, COLOUR_MAUVE, WID_NP_BACKGROUND), SetMinimalSize(188, 182), SetResize(1, 1), SetFill(1, 0), SetDataTip(0x501, STR_NULL), SetScrollbar(WID_NP_SCROLLBAR),
    00438     NWidget(NWID_VSCROLLBAR, COLOUR_MAUVE, WID_NP_SCROLLBAR),
    00439   EndContainer(),
    00440   NWidget(NWID_SELECTION, INVALID_COLOUR, WID_NP_SHOW_DESCRIPTION),
    00441     NWidget(WWT_PANEL, COLOUR_MAUVE, WID_NP_DESCRIPTION), SetResize(1, 0), SetFill(1, 0),
    00442     EndContainer(),
    00443   EndContainer(),
    00444   NWidget(NWID_HORIZONTAL),
    00445     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
    00446       NWidget(WWT_PUSHTXTBTN, COLOUR_MAUVE, WID_NP_ACCEPT), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_NEWGRF_PARAMETERS_CLOSE, STR_NULL),
    00447       NWidget(WWT_PUSHTXTBTN, COLOUR_MAUVE, WID_NP_RESET), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_NEWGRF_PARAMETERS_RESET, STR_NEWGRF_PARAMETERS_RESET_TOOLTIP),
    00448     EndContainer(),
    00449     NWidget(WWT_RESIZEBOX, COLOUR_MAUVE),
    00450   EndContainer(),
    00451 };
    00452
    00454 static const WindowDesc _newgrf_parameters_desc(
    00455   WDP_CENTER, 500, 208,
    00456   WC_GRF_PARAMETERS, WC_NONE,
    00457   WDF_UNCLICK_BUTTONS,
    00458   _nested_newgrf_parameter_widgets, lengthof(_nested_newgrf_parameter_widgets)
    00459 );
    00460
    00461 static void OpenGRFParameterWindow(GRFConfig *c, bool editable)
    00462 {
    00463   DeleteWindowByClass(WC_GRF_PARAMETERS);
    00464   new NewGRFParametersWindow(&_newgrf_parameters_desc, c, editable);
    00465 }
    00466
    00468 struct NewGRFTextfileWindow : public TextfileWindow {
    00469   const GRFConfig *grf_config;
    00470
    00471   NewGRFTextfileWindow(TextfileType file_type, const GRFConfig *c) : TextfileWindow(file_type), grf_config(c)
    00472   {
    00473     this->GetWidget<NWidgetCore>(WID_TF_CAPTION)->SetDataTip(STR_TEXTFILE_README_CAPTION + file_type, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS);
    00474
    00475     const char *textfile = this->grf_config->GetTextfile(file_type);
    00476     this->LoadTextfile(textfile, NEWGRF_DIR);
    00477   }
    00478
    00479   /* virtual */ void SetStringParameters(int widget) const
    00480   {
    00481     if (widget == WID_TF_CAPTION) {
    00482       SetDParam(0, STR_CONTENT_TYPE_NEWGRF);
    00483       SetDParamStr(1, this->grf_config->GetName());
    00484     }
    00485   }
    00486 };
    00487
    00488 void ShowNewGRFTextfileWindow(TextfileType file_type, const GRFConfig *c)
    00489 {
    00490   DeleteWindowByClass(WC_TEXTFILE);
    00491   new NewGRFTextfileWindow(file_type, c);
    00492 }
    00493
    00494 static GRFPresetList _grf_preset_list;
    00495
    00496 class DropDownListPresetItem : public DropDownListItem {
    00497 public:
    00498   DropDownListPresetItem(int result) : DropDownListItem(result, false) {}
    00499
    00500   virtual ~DropDownListPresetItem() {}
    00501
    00502   bool Selectable() const
    00503   {
    00504     return true;
    00505   }
    00506
    00507   void Draw(int left, int right, int top, int bottom, bool sel, int bg_colour) const
    00508   {
    00509     DrawString(left + 2, right + 2, top, _grf_preset_list[this->result], sel ? TC_WHITE : TC_BLACK);
    00510   }
    00511 };
    00512
    00513 static void NewGRFConfirmationCallback(Window *w, bool confirmed);
    00514
    00518 struct NewGRFWindow : public QueryStringBaseWindow, NewGRFScanCallback {
    00519   typedef GUIList<const GRFConfig *> GUIGRFConfigList;
    00520
    00521   static const uint EDITBOX_MAX_SIZE   =  50;
    00522
    00523   static Listing   last_sorting;
    00524   static Filtering last_filtering;
    00525   static GUIGRFConfigList::SortFunction   * const sorter_funcs[];
    00526   static GUIGRFConfigList::FilterFunction * const filter_funcs[];
    00527
    00528   GUIGRFConfigList avails;
    00529   const GRFConfig *avail_sel;
    00530   int avail_pos;
    00531
    00532   GRFConfig *actives;
    00533   GRFConfig *active_sel;
    00534
    00535   GRFConfig **orig_list;
    00536   bool editable;
    00537   bool show_params;
    00538   bool execute;
    00539   int preset;
    00540
    00541   Scrollbar *vscroll;
    00542   Scrollbar *vscroll2;
    00543
    00544   NewGRFWindow(const WindowDesc *desc, bool editable, bool show_params, bool execute, GRFConfig **orig_list) : QueryStringBaseWindow(EDITBOX_MAX_SIZE)
    00545   {
    00546     this->avail_sel   = NULL;
    00547     this->avail_pos   = -1;
    00548     this->active_sel  = NULL;
    00549     this->actives     = NULL;
    00550     this->orig_list   = orig_list;
    00551     this->editable    = editable;
    00552     this->execute     = execute;
    00553     this->show_params = show_params;
    00554     this->preset      = -1;
    00555
    00556     CopyGRFConfigList(&this->actives, *orig_list, false);
    00557     GetGRFPresetList(&_grf_preset_list);
    00558
    00559     this->CreateNestedTree(desc);
    00560     this->vscroll = this->GetScrollbar(WID_NS_SCROLLBAR);
    00561     this->vscroll2 = this->GetScrollbar(WID_NS_SCROLL2BAR);
    00562
    00563     this->GetWidget<NWidgetStacked>(WID_NS_SHOW_REMOVE)->SetDisplayedPlane(this->editable ? 0 : 1);
    00564     this->GetWidget<NWidgetStacked>(WID_NS_SHOW_APPLY)->SetDisplayedPlane(this->editable ? 0 : this->show_params ? 1 : SZSP_HORIZONTAL);
    00565     this->FinishInitNested(desc, WN_GAME_OPTIONS_NEWGRF_STATE);
    00566
    00567     InitializeTextBuffer(&this->text, this->edit_str_buf, this->edit_str_size);
    00568     this->SetFocusedWidget(WID_NS_FILTER);
    00569
    00570     this->avails.SetListing(this->last_sorting);
    00571     this->avails.SetFiltering(this->last_filtering);
    00572     this->avails.SetSortFuncs(this->sorter_funcs);
    00573     this->avails.SetFilterFuncs(this->filter_funcs);
    00574     this->avails.ForceRebuild();
    00575
    00576     this->OnInvalidateData(GOID_NEWGRF_LIST_EDITED);
    00577   }
    00578
    00579   ~NewGRFWindow()
    00580   {
    00581     DeleteWindowByClass(WC_GRF_PARAMETERS);
    00582     DeleteWindowByClass(WC_TEXTFILE);
    00583
    00584     if (this->editable && !this->execute) {
    00585       CopyGRFConfigList(this->orig_list, this->actives, true);
    00586       ResetGRFConfig(false);
    00587       ReloadNewGRFData();
    00588     }
    00589
    00590     /* Remove the temporary copy of grf-list used in window */
    00591     ClearGRFConfigList(&this->actives);
    00592     _grf_preset_list.Clear();
    00593   }
    00594
    00595   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00596   {
    00597     switch (widget) {
    00598       case WID_NS_FILE_LIST:
    00599       {
    00600         Dimension d = maxdim(GetSpriteSize(SPR_SQUARE), GetSpriteSize(SPR_WARNING_SIGN));
    00601         resize->height = max(d.height + 2U, FONT_HEIGHT_NORMAL + 2U);
    00602         size->height = max(size->height, WD_FRAMERECT_TOP + 6 * resize->height + WD_FRAMERECT_BOTTOM);
    00603         break;
    00604       }
    00605
    00606       case WID_NS_AVAIL_LIST:
    00607         resize->height = max(12, FONT_HEIGHT_NORMAL + 2);
    00608         size->height = max(size->height, WD_FRAMERECT_TOP + 8 * resize->height + WD_FRAMERECT_BOTTOM);
    00609         break;
    00610
    00611       case WID_NS_NEWGRF_INFO_TITLE: {
    00612         Dimension dim = GetStringBoundingBox(STR_NEWGRF_SETTINGS_INFO_TITLE);
    00613         size->height = max(size->height, dim.height + WD_FRAMETEXT_TOP + WD_FRAMETEXT_BOTTOM);
    00614         size->width  = max(size->width,  dim.width  + WD_FRAMETEXT_LEFT + WD_FRAMETEXT_RIGHT);
    00615         break;
    00616       }
    00617
    00618       case WID_NS_NEWGRF_INFO:
    00619         size->height = max(size->height, WD_FRAMERECT_TOP + 10 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM + padding.height + 2);
    00620         break;
    00621
    00622       case WID_NS_PRESET_LIST: {
    00623         Dimension d = GetStringBoundingBox(STR_NUM_CUSTOM);
    00624         for (uint i = 0; i < _grf_preset_list.Length(); i++) {
    00625           if (_grf_preset_list[i] != NULL) {
    00626             SetDParamStr(0, _grf_preset_list[i]);
    00627             d = maxdim(d, GetStringBoundingBox(STR_JUST_RAW_STRING));
    00628           }
    00629         }
    00630         d.width += padding.width;
    00631         *size = maxdim(d, *size);
    00632         break;
    00633       }
    00634
    00635       case WID_NS_CONTENT_DOWNLOAD:
    00636       case WID_NS_CONTENT_DOWNLOAD2: {
    00637         Dimension d = GetStringBoundingBox(STR_NEWGRF_SETTINGS_FIND_MISSING_CONTENT_BUTTON);
    00638         *size = maxdim(d, GetStringBoundingBox(STR_INTRO_ONLINE_CONTENT));
    00639         size->width  += padding.width;
    00640         size->height += padding.height;
    00641         break;
    00642       }
    00643     }
    00644   }
    00645
    00646   virtual void OnResize()
    00647   {
    00648     this->vscroll->SetCapacityFromWidget(this, WID_NS_FILE_LIST);
    00649     this->vscroll2->SetCapacityFromWidget(this, WID_NS_AVAIL_LIST);
    00650   }
    00651
    00652   virtual void SetStringParameters(int widget) const
    00653   {
    00654     switch (widget) {
    00655       case WID_NS_PRESET_LIST:
    00656         if (this->preset == -1) {
    00657           SetDParam(0, STR_NUM_CUSTOM);
    00658         } else {
    00659           SetDParam(0, STR_JUST_RAW_STRING);
    00660           SetDParamStr(1, _grf_preset_list[this->preset]);
    00661         }
    00662         break;
    00663     }
    00664   }
    00665
    00666   virtual void OnPaint()
    00667   {
    00668     this->DrawWidgets();
    00669     if (this->editable) this->DrawEditBox(WID_NS_FILTER);
    00670   }
    00671
    00677   inline PaletteID GetPalette(const GRFConfig *c) const
    00678   {
    00679     PaletteID pal;
    00680
    00681     /* Pick a colour */
    00682     switch (c->status) {
    00683       case GCS_NOT_FOUND:
    00684       case GCS_DISABLED:
    00685         pal = PALETTE_TO_RED;
    00686         break;
    00687       case GCS_ACTIVATED:
    00688         pal = PALETTE_TO_GREEN;
    00689         break;
    00690       default:
    00691         pal = PALETTE_TO_BLUE;
    00692         break;
    00693     }
    00694
    00695     /* Do not show a "not-failure" colour when it actually failed to load */
    00696     if (pal != PALETTE_TO_RED) {
    00697       if (HasBit(c->flags, GCF_STATIC)) {
    00698         pal = PALETTE_TO_GREY;
    00699       } else if (HasBit(c->flags, GCF_COMPATIBLE)) {
    00700         pal = PALETTE_TO_ORANGE;
    00701       }
    00702     }
    00703
    00704     return pal;
    00705   }
    00706
    00707   virtual void DrawWidget(const Rect &r, int widget) const
    00708   {
    00709     switch (widget) {
    00710       case WID_NS_FILE_LIST: {
    00711         GfxFillRect(r.left + 1, r.top + 1, r.right - 1, r.bottom - 1, PC_BLACK);
    00712
    00713         uint step_height = this->GetWidget<NWidgetBase>(WID_NS_FILE_LIST)->resize_y;
    00714         uint y = r.top + WD_FRAMERECT_TOP;
    00715         Dimension square = GetSpriteSize(SPR_SQUARE);
    00716         Dimension warning = GetSpriteSize(SPR_WARNING_SIGN);
    00717         int square_offset_y = (step_height - square.height) / 2;
    00718         int warning_offset_y = (step_height - warning.height) / 2;
    00719         int offset_y = (step_height - FONT_HEIGHT_NORMAL) / 2;
    00720
    00721         bool rtl = _current_text_dir == TD_RTL;
    00722         uint text_left    = rtl ? r.left + WD_FRAMERECT_LEFT : r.left + square.width + 15;
    00723         uint text_right   = rtl ? r.right - square.width - 15 : r.right - WD_FRAMERECT_RIGHT;
    00724         uint square_left  = rtl ? r.right - square.width - 5 : r.left + 5;
    00725         uint warning_left = rtl ? r.right - square.width - warning.width - 10 : r.left + square.width + 10;
    00726
    00727         int i = 0;
    00728         for (const GRFConfig *c = this->actives; c != NULL; c = c->next, i++) {
    00729           if (this->vscroll->IsVisible(i)) {
    00730             const char *text = c->GetName();
    00731             bool h = (this->active_sel == c);
    00732             PaletteID pal = this->GetPalette(c);
    00733
    00734             if (h) GfxFillRect(r.left + 1, y, r.right - 1, y + step_height - 1, PC_DARK_BLUE);
    00735             DrawSprite(SPR_SQUARE, pal, square_left, y + square_offset_y);
    00736             if (c->error != NULL) DrawSprite(SPR_WARNING_SIGN, 0, warning_left, y + warning_offset_y);
    00737             uint txtoffset = c->error == NULL ? 0 : warning.width;
    00738             DrawString(text_left + (rtl ? 0 : txtoffset), text_right - (rtl ? txtoffset : 0), y + offset_y, text, h ? TC_WHITE : TC_ORANGE);
    00739             y += step_height;
    00740           }
    00741         }
    00742         break;
    00743       }
    00744
    00745       case WID_NS_AVAIL_LIST: {
    00746         GfxFillRect(r.left + 1, r.top + 1, r.right - 1, r.bottom - 1, PC_BLACK);
    00747
    00748         uint step_height = this->GetWidget<NWidgetBase>(WID_NS_AVAIL_LIST)->resize_y;
    00749         int offset_y = (step_height - FONT_HEIGHT_NORMAL) / 2;
    00750         uint y = r.top + WD_FRAMERECT_TOP;
    00751         uint min_index = this->vscroll2->GetPosition();
    00752         uint max_index = min(min_index + this->vscroll2->GetCapacity(), this->avails.Length());
    00753
    00754         for (uint i = min_index; i < max_index; i++) {
    00755           const GRFConfig *c = this->avails[i];
    00756           bool h = (c == this->avail_sel);
    00757           const char *text = c->GetName();
    00758
    00759           if (h) GfxFillRect(r.left + 1, y, r.right - 1, y + step_height - 1, PC_DARK_BLUE);
    00760           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y + offset_y, text, h ? TC_WHITE : TC_SILVER);
    00761           y += step_height;
    00762         }
    00763         break;
    00764       }
    00765
    00766       case WID_NS_NEWGRF_INFO_TITLE:
    00767         /* Create the nice grayish rectangle at the details top. */
    00768         GfxFillRect(r.left + 1, r.top + 1, r.right - 1, r.bottom - 1, PC_DARK_BLUE);
    00769         DrawString(r.left, r.right, (r.top + r.bottom - FONT_HEIGHT_NORMAL) / 2, STR_NEWGRF_SETTINGS_INFO_TITLE, TC_FROMSTRING, SA_HOR_CENTER);
    00770         break;
    00771
    00772       case WID_NS_NEWGRF_INFO: {
    00773         const GRFConfig *selected = this->active_sel;
    00774         if (selected == NULL) selected = this->avail_sel;
    00775         if (selected != NULL) {
    00776           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);
    00777         }
    00778         break;
    00779       }
    00780     }
    00781   }
    00782
    00783   virtual void OnClick(Point pt, int widget, int click_count)
    00784   {
    00785     if (widget >= WID_NS_NEWGRF_TEXTFILE && widget < WID_NS_NEWGRF_TEXTFILE + TFT_END) {
    00786       if (this->active_sel == NULL && this->avail_sel == NULL) return;
    00787
    00788       ShowNewGRFTextfileWindow((TextfileType)(widget - WID_NS_NEWGRF_TEXTFILE), this->active_sel != NULL ? this->active_sel : this->avail_sel);
    00789       return;
    00790     }
    00791
    00792     switch (widget) {
    00793       case WID_NS_PRESET_LIST: {
    00794         DropDownList *list = new DropDownList();
    00795
    00796         /* Add 'None' option for clearing list */
    00797         list->push_back(new DropDownListStringItem(STR_NONE, -1, false));
    00798
    00799         for (uint i = 0; i < _grf_preset_list.Length(); i++) {
    00800           if (_grf_preset_list[i] != NULL) {
    00801             list->push_back(new DropDownListPresetItem(i));
    00802           }
    00803         }
    00804
    00805         this->DeleteChildWindows(WC_QUERY_STRING); // Remove the parameter query window
    00806         ShowDropDownList(this, list, this->preset, WID_NS_PRESET_LIST);
    00807         break;
    00808       }
    00809
    00810       case WID_NS_OPEN_URL: {
    00811         const GRFConfig *c = (this->avail_sel == NULL) ? this->active_sel : this->avail_sel;
    00812
    00813         extern void OpenBrowser(const char *url);
    00814         OpenBrowser(c->GetURL());
    00815         break;
    00816       }
    00817
    00818       case WID_NS_PRESET_SAVE:
    00819         ShowQueryString(STR_EMPTY, STR_NEWGRF_SETTINGS_PRESET_SAVE_QUERY, 32, this, CS_ALPHANUMERAL, QSF_NONE);
    00820         break;
    00821
    00822       case WID_NS_PRESET_DELETE:
    00823         if (this->preset == -1) return;
    00824
    00825         DeleteGRFPresetFromConfig(_grf_preset_list[this->preset]);
    00826         GetGRFPresetList(&_grf_preset_list);
    00827         this->preset = -1;
    00828         this->InvalidateData();
    00829         this->DeleteChildWindows(WC_QUERY_STRING); // Remove the parameter query window
    00830         break;
    00831
    00832       case WID_NS_MOVE_UP: { // Move GRF up
    00833         if (this->active_sel == NULL || !this->editable) break;
    00834
    00835         int pos = 0;
    00836         for (GRFConfig **pc = &this->actives; *pc != NULL; pc = &(*pc)->next, pos++) {
    00837           GRFConfig *c = *pc;
    00838           if (c->next == this->active_sel) {
    00839             c->next = this->active_sel->next;
    00840             this->active_sel->next = c;
    00841             *pc = this->active_sel;
    00842             break;
    00843           }
    00844         }
    00845         this->vscroll->ScrollTowards(pos);
    00846         this->preset = -1;
    00847         this->InvalidateData();
    00848         break;
    00849       }
    00850
    00851       case WID_NS_MOVE_DOWN: { // Move GRF down
    00852         if (this->active_sel == NULL || !this->editable) break;
    00853
    00854         int pos = 1; // Start at 1 as we swap the selected newgrf with the next one
    00855         for (GRFConfig **pc = &this->actives; *pc != NULL; pc = &(*pc)->next, pos++) {
    00856           GRFConfig *c = *pc;
    00857           if (c == this->active_sel) {
    00858             *pc = c->next;
    00859             c->next = c->next->next;
    00860             (*pc)->next = c;
    00861             break;
    00862           }
    00863         }
    00864         this->vscroll->ScrollTowards(pos);
    00865         this->preset = -1;
    00866         this->InvalidateData();
    00867         break;
    00868       }
    00869
    00870       case WID_NS_FILE_LIST: { // Select an active GRF.
    00871         uint i = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_NS_FILE_LIST);
    00872
    00873         GRFConfig *c;
    00874         for (c = this->actives; c != NULL && i > 0; c = c->next, i--) {}
    00875
    00876         if (this->active_sel != c) DeleteWindowByClass(WC_GRF_PARAMETERS);
    00877         this->active_sel = c;
    00878         this->avail_sel = NULL;
    00879         this->avail_pos = -1;
    00880
    00881         this->InvalidateData();
    00882         if (click_count == 1) break;
    00883         /* FALL THROUGH, with double click. */
    00884       }
    00885
    00886       case WID_NS_REMOVE: { // Remove GRF
    00887         if (this->active_sel == NULL || !this->editable) break;
    00888         DeleteWindowByClass(WC_GRF_PARAMETERS);
    00889
    00890         /* Choose the next GRF file to be the selected file. */
    00891         GRFConfig *newsel = this->active_sel->next;
    00892         for (GRFConfig **pc = &this->actives; *pc != NULL; pc = &(*pc)->next) {
    00893           GRFConfig *c = *pc;
    00894           /* If the new selection is empty (i.e. we're deleting the last item
    00895            * in the list, pick the file just before the selected file */
    00896           if (newsel == NULL && c->next == this->active_sel) newsel = c;
    00897
    00898           if (c == this->active_sel) {
    00899             *pc = c->next;
    00900             delete c;
    00901             break;
    00902           }
    00903         }
    00904
    00905         this->active_sel = newsel;
    00906         this->preset = -1;
    00907         this->avail_pos = -1;
    00908         this->avail_sel = NULL;
    00909         this->avails.ForceRebuild();
    00910         this->InvalidateData(GOID_NEWGRF_LIST_EDITED);
    00911         break;
    00912       }
    00913
    00914       case WID_NS_AVAIL_LIST: { // Select a non-active GRF.
    00915         uint i = this->vscroll2->GetScrolledRowFromWidget(pt.y, this, WID_NS_AVAIL_LIST);
    00916         this->active_sel = NULL;
    00917         DeleteWindowByClass(WC_GRF_PARAMETERS);
    00918         if (i < this->avails.Length()) {
    00919           this->avail_sel = this->avails[i];
    00920           this->avail_pos = i;
    00921         }
    00922         this->InvalidateData();
    00923         if (click_count == 1) break;
    00924         /* FALL THROUGH, with double click. */
    00925       }
    00926
    00927       case WID_NS_ADD: {
    00928         if (this->avail_sel == NULL || !this->editable || HasBit(this->avail_sel->flags, GCF_INVALID)) break;
    00929
    00930         GRFConfig **list;
    00931         /* Find last entry in the list, checking for duplicate grfid on the way */
    00932         for (list = &this->actives; *list != NULL; list = &(*list)->next) {
    00933           if ((*list)->ident.grfid == this->avail_sel->ident.grfid) {
    00934             ShowErrorMessage(STR_NEWGRF_DUPLICATE_GRFID, INVALID_STRING_ID, WL_INFO);
    00935             return;
    00936           }
    00937         }
    00938
    00939         GRFConfig *c = new GRFConfig(*this->avail_sel); // Copy GRF details from scanned list.
    00940         c->SetParameterDefaults();
    00941         *list = c; // Append GRF config to configuration list.
    00942
    00943         /* Select next (or previous, if last one) item in the list. */
    00944         int new_pos = this->avail_pos + 1;
    00945         if (new_pos >= (int)this->avails.Length()) new_pos = this->avail_pos - 1;
    00946         this->avail_pos = new_pos;
    00947         if (new_pos >= 0) this->avail_sel = this->avails[new_pos];
    00948
    00949         this->avails.ForceRebuild();
    00950         this->InvalidateData(GOID_NEWGRF_LIST_EDITED);
    00951         break;
    00952       }
    00953
    00954       case WID_NS_APPLY_CHANGES: // Apply changes made to GRF list
    00955         if (!this->editable) break;
    00956         if (this->execute) {
    00957           ShowQuery(
    00958             STR_NEWGRF_POPUP_CAUTION_CAPTION,
    00959             STR_NEWGRF_CONFIRMATION_TEXT,
    00960             this,
    00961             NewGRFConfirmationCallback
    00962           );
    00963         } else {
    00964           CopyGRFConfigList(this->orig_list, this->actives, true);
    00965           ResetGRFConfig(false);
    00966           ReloadNewGRFData();
    00967         }
    00968         this->DeleteChildWindows(WC_QUERY_STRING); // Remove the parameter query window
    00969         break;
    00970
    00971       case WID_NS_VIEW_PARAMETERS:
    00972       case WID_NS_SET_PARAMETERS: { // Edit parameters
    00973         if (this->active_sel == NULL || !this->show_params || this->active_sel->num_valid_params == 0) break;
    00974
    00975         OpenGRFParameterWindow(this->active_sel, this->editable);
    00976         break;
    00977       }
    00978
    00979       case WID_NS_TOGGLE_PALETTE:
    00980         if (this->active_sel != NULL || !this->editable) {
    00981           this->active_sel->palette ^= GRFP_USE_MASK;
    00982           this->SetDirty();
    00983         }
    00984         break;
    00985
    00986       case WID_NS_CONTENT_DOWNLOAD:
    00987       case WID_NS_CONTENT_DOWNLOAD2:
    00988         if (!_network_available) {
    00989           ShowErrorMessage(STR_NETWORK_ERROR_NOTAVAILABLE, INVALID_STRING_ID, WL_ERROR);
    00990         } else {
    00991 #if defined(ENABLE_NETWORK)
    00992           this->DeleteChildWindows(WC_QUERY_STRING); // Remove the parameter query window
    00993
    00994           ShowMissingContentWindow(this->actives);
    00995 #endif
    00996         }
    00997         break;
    00998
    00999       case WID_NS_RESCAN_FILES:
    01000       case WID_NS_RESCAN_FILES2:
    01001         ScanNewGRFFiles(this);
    01002         break;
    01003     }
    01004   }
    01005
    01006   virtual void OnNewGRFsScanned()
    01007   {
    01008     this->avail_sel = NULL;
    01009     this->avail_pos = -1;
    01010     this->avails.ForceRebuild();
    01011     this->DeleteChildWindows(WC_QUERY_STRING); // Remove the parameter query window
    01012     this->DeleteChildWindows(WC_TEXTFILE);     // Remove the view textfile window
    01013   }
    01014
    01015   virtual void OnDropdownSelect(int widget, int index)
    01016   {
    01017     if (!this->editable) return;
    01018
    01019     ClearGRFConfigList(&this->actives);
    01020     this->preset = index;
    01021
    01022     if (index != -1) {
    01023       this->actives = LoadGRFPresetFromConfig(_grf_preset_list[index]);
    01024     }
    01025     this->avails.ForceRebuild();
    01026
    01027     DeleteWindowByClass(WC_GRF_PARAMETERS);
    01028     this->active_sel = NULL;
    01029     this->InvalidateData(GOID_NEWGRF_PRESET_LOADED);
    01030   }
    01031
    01032   virtual void OnQueryTextFinished(char *str)
    01033   {
    01034     if (str == NULL) return;
    01035
    01036     SaveGRFPresetToConfig(str, this->actives);
    01037     GetGRFPresetList(&_grf_preset_list);
    01038
    01039     /* Switch to this preset */
    01040     for (uint i = 0; i < _grf_preset_list.Length(); i++) {
    01041       if (_grf_preset_list[i] != NULL && strcmp(_grf_preset_list[i], str) == 0) {
    01042         this->preset = i;
    01043         break;
    01044       }
    01045     }
    01046
    01047     this->InvalidateData();
    01048   }
    01049
    01055   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    01056   {
    01057     if (!gui_scope) return;
    01058     switch (data) {
    01059       default:
    01060         /* Nothing important to do */
    01061         break;
    01062
    01063       case GOID_NEWGRF_RESCANNED:
    01064         /* Search the list for items that are now found and mark them as such. */
    01065         for (GRFConfig **l = &this->actives; *l != NULL; l = &(*l)->next) {
    01066           GRFConfig *c = *l;
    01067           bool compatible = HasBit(c->flags, GCF_COMPATIBLE);
    01068           if (c->status != GCS_NOT_FOUND && !compatible) continue;
    01069
    01070           const GRFConfig *f = FindGRFConfig(c->ident.grfid, FGCM_EXACT, compatible ? c->original_md5sum : c->ident.md5sum);
    01071           if (f == NULL || HasBit(f->flags, GCF_INVALID)) continue;
    01072
    01073           *l = new GRFConfig(*f);
    01074           (*l)->next = c->next;
    01075
    01076           if (active_sel == c) active_sel = *l;
    01077
    01078           delete c;
    01079         }
    01080
    01081         this->avails.ForceRebuild();
    01082         /* FALL THROUGH */
    01083       case GOID_NEWGRF_LIST_EDITED:
    01084         this->preset = -1;
    01085         /* FALL THROUGH */
    01086       case GOID_NEWGRF_PRESET_LOADED: {
    01087         /* Update scrollbars */
    01088         int i = 0;
    01089         for (const GRFConfig *c = this->actives; c != NULL; c = c->next, i++) {}
    01090
    01091         this->vscroll->SetCapacityFromWidget(this, WID_NS_FILE_LIST);
    01092         this->vscroll->SetCount(i);
    01093
    01094         this->vscroll2->SetCapacityFromWidget(this, WID_NS_AVAIL_LIST);
    01095         if (this->avail_pos >= 0) this->vscroll2->ScrollTowards(this->avail_pos);
    01096         break;
    01097       }
    01098     }
    01099
    01100     this->BuildAvailables();
    01101
    01102     this->SetWidgetsDisabledState(!this->editable,
    01103       WID_NS_PRESET_LIST,
    01104       WID_NS_APPLY_CHANGES,
    01105       WID_NS_TOGGLE_PALETTE,
    01106       WIDGET_LIST_END
    01107     );
    01108     this->SetWidgetDisabledState(WID_NS_ADD, !this->editable || this->avail_sel == NULL || HasBit(this->avail_sel->flags, GCF_INVALID));
    01109
    01110     bool disable_all = this->active_sel == NULL || !this->editable;
    01111     this->SetWidgetsDisabledState(disable_all,
    01112       WID_NS_REMOVE,
    01113       WID_NS_MOVE_UP,
    01114       WID_NS_MOVE_DOWN,
    01115       WIDGET_LIST_END
    01116     );
    01117
    01118     const GRFConfig *c = (this->avail_sel == NULL) ? this->active_sel : this->avail_sel;
    01119     for (TextfileType tft = TFT_BEGIN; tft < TFT_END; tft++) {
    01120       this->SetWidgetDisabledState(WID_NS_NEWGRF_TEXTFILE + tft, c == NULL || c->GetTextfile(tft) == NULL);
    01121     }
    01122     this->SetWidgetDisabledState(WID_NS_OPEN_URL, c == NULL || StrEmpty(c->GetURL()));
    01123
    01124     this->SetWidgetDisabledState(WID_NS_SET_PARAMETERS, !this->show_params || this->active_sel == NULL || this->active_sel->num_valid_params == 0);
    01125     this->SetWidgetDisabledState(WID_NS_VIEW_PARAMETERS, !this->show_params || this->active_sel == NULL || this->active_sel->num_valid_params == 0);
    01126     this->SetWidgetDisabledState(WID_NS_TOGGLE_PALETTE, disable_all);
    01127
    01128     if (!disable_all) {
    01129       /* All widgets are now enabled, so disable widgets we can't use */
    01130       if (this->active_sel == this->actives)    this->DisableWidget(WID_NS_MOVE_UP);
    01131       if (this->active_sel->next == NULL)       this->DisableWidget(WID_NS_MOVE_DOWN);
    01132       if (this->active_sel->IsOpenTTDBaseGRF()) this->DisableWidget(WID_NS_REMOVE);
    01133     }
    01134
    01135     this->SetWidgetDisabledState(WID_NS_PRESET_DELETE, this->preset == -1);
    01136
    01137     bool has_missing = false;
    01138     bool has_compatible = false;
    01139     for (const GRFConfig *c = this->actives; !has_missing && c != NULL; c = c->next) {
    01140       has_missing    |= c->status == GCS_NOT_FOUND;
    01141       has_compatible |= HasBit(c->flags, GCF_COMPATIBLE);
    01142     }
    01143     uint16 widget_data;
    01144     StringID tool_tip;
    01145     if (has_missing || has_compatible) {
    01146       widget_data = STR_NEWGRF_SETTINGS_FIND_MISSING_CONTENT_BUTTON;
    01147       tool_tip    = STR_NEWGRF_SETTINGS_FIND_MISSING_CONTENT_TOOLTIP;
    01148     } else {
    01149       widget_data = STR_INTRO_ONLINE_CONTENT;
    01150       tool_tip    = STR_INTRO_TOOLTIP_ONLINE_CONTENT;
    01151     }
    01152     this->GetWidget<NWidgetCore>(WID_NS_CONTENT_DOWNLOAD)->widget_data  = widget_data;
    01153     this->GetWidget<NWidgetCore>(WID_NS_CONTENT_DOWNLOAD)->tool_tip     = tool_tip;
    01154     this->GetWidget<NWidgetCore>(WID_NS_CONTENT_DOWNLOAD2)->widget_data = widget_data;
    01155     this->GetWidget<NWidgetCore>(WID_NS_CONTENT_DOWNLOAD2)->tool_tip    = tool_tip;
    01156
    01157     this->SetWidgetDisabledState(WID_NS_PRESET_SAVE, has_missing);
    01158   }
    01159
    01160   virtual void OnMouseLoop()
    01161   {
    01162     if (this->editable) this->HandleEditBox(WID_NS_FILTER);
    01163   }
    01164
    01165   virtual EventState OnKeyPress(uint16 key, uint16 keycode)
    01166   {
    01167     if (!this->editable) return ES_NOT_HANDLED;
    01168
    01169     switch (keycode) {
    01170       case WKC_UP:
    01171         /* scroll up by one */
    01172         if (this->avail_pos > 0) this->avail_pos--;
    01173         break;
    01174
    01175       case WKC_DOWN:
    01176         /* scroll down by one */
    01177         if (this->avail_pos < (int)this->avails.Length() - 1) this->avail_pos++;
    01178         break;
    01179
    01180       case WKC_PAGEUP:
    01181         /* scroll up a page */
    01182         this->avail_pos = (this->avail_pos < this->vscroll2->GetCapacity()) ? 0 : this->avail_pos - this->vscroll2->GetCapacity();
    01183         break;
    01184
    01185       case WKC_PAGEDOWN:
    01186         /* scroll down a page */
    01187         this->avail_pos = min(this->avail_pos + this->vscroll2->GetCapacity(), (int)this->avails.Length() - 1);
    01188         break;
    01189
    01190       case WKC_HOME:
    01191         /* jump to beginning */
    01192         this->avail_pos = 0;
    01193         break;
    01194
    01195       case WKC_END:
    01196         /* jump to end */
    01197         this->avail_pos = this->avails.Length() - 1;
    01198         break;
    01199
    01200       default: {
    01201         /* Handle editbox input */
    01202         EventState state = ES_NOT_HANDLED;
    01203         if (this->HandleEditBoxKey(WID_NS_FILTER, key, keycode, state) == HEBR_EDITING) {
    01204           this->OnOSKInput(WID_NS_FILTER);
    01205         }
    01206         return state;
    01207       }
    01208     }
    01209
    01210     if (this->avails.Length() == 0) this->avail_pos = -1;
    01211     if (this->avail_pos >= 0) {
    01212       this->avail_sel = this->avails[this->avail_pos];
    01213       this->vscroll2->ScrollTowards(this->avail_pos);
    01214       this->InvalidateData(0);
    01215     }
    01216
    01217     return ES_HANDLED;
    01218   }
    01219
    01220   virtual void OnOSKInput(int wid)
    01221   {
    01222     if (!this->editable) return;
    01223
    01224     this->avails.SetFilterState(!StrEmpty(this->edit_str_buf));
    01225     this->avails.ForceRebuild();
    01226     this->InvalidateData(0);
    01227   }
    01228
    01229 private:
    01231   static int CDECL NameSorter(const GRFConfig * const *a, const GRFConfig * const *b)
    01232   {
    01233     int i = strnatcmp((*a)->GetName(), (*b)->GetName()); // Sort by name (natural sorting).
    01234     if (i != 0) return i;
    01235
    01236     i = (*a)->version - (*b)->version;
    01237     if (i != 0) return i;
    01238
    01239     return memcmp((*a)->ident.md5sum, (*b)->ident.md5sum, lengthof((*b)->ident.md5sum));
    01240   }
    01241
    01243   static bool CDECL TagNameFilter(const GRFConfig * const *a, const char *filter_string)
    01244   {
    01245     if (strcasestr((*a)->GetName(), filter_string) != NULL) return true;
    01246     if ((*a)->filename != NULL && strcasestr((*a)->filename, filter_string) != NULL) return true;
    01247     if ((*a)->GetDescription() != NULL && strcasestr((*a)->GetDescription(), filter_string) != NULL) return true;
    01248     return false;
    01249   }
    01250
    01251   void BuildAvailables()
    01252   {
    01253     if (!this->avails.NeedRebuild()) return;
    01254
    01255     this->avails.Clear();
    01256
    01257     for (const GRFConfig *c = _all_grfs; c != NULL; c = c->next) {
    01258       bool found = false;
    01259       for (const GRFConfig *grf = this->actives; grf != NULL && !found; grf = grf->next) found = grf->ident.HasGrfIdentifier(c->ident.grfid, c->ident.md5sum);
    01260       if (found) continue;
    01261
    01262       if (_settings_client.gui.newgrf_show_old_versions) {
    01263         *this->avails.Append() = c;
    01264       } else {
    01265         const GRFConfig *best = FindGRFConfig(c->ident.grfid, HasBit(c->flags, GCF_INVALID) ? FGCM_NEWEST : FGCM_NEWEST_VALID);
    01266         /*
    01267          * If the best version is 0, then all NewGRF with this GRF ID
    01268          * have version 0, so for backward compatability reasons we
    01269          * want to show them all.
    01270          * If we are the best version, then we definitely want to
    01271          * show that NewGRF!.
    01272          */
    01273         if (best->version == 0 || best->ident.HasGrfIdentifier(c->ident.grfid, c->ident.md5sum)) {
    01274           *this->avails.Append() = c;
    01275         }
    01276       }
    01277     }
    01278
    01279     this->avails.Filter(this->edit_str_buf);
    01280     this->avails.Compact();
    01281     this->avails.RebuildDone();
    01282     this->avails.Sort();
    01283
    01284     if (this->avail_sel != NULL) {
    01285       this->avail_pos = this->avails.FindIndex(this->avail_sel);
    01286       if (this->avail_pos < 0) this->avail_sel = NULL;
    01287     }
    01288
    01289     this->vscroll2->SetCount(this->avails.Length()); // Update the scrollbar
    01290   }
    01291 };
    01292
    01293 #if defined(ENABLE_NETWORK)
    01294
    01298 void ShowMissingContentWindow(const GRFConfig *list)
    01299 {
    01300   /* Only show the things in the current list, or everything when nothing's selected */
    01301   ContentVector cv;
    01302   for (const GRFConfig *c = list; c != NULL; c = c->next) {
    01303     if (c->status != GCS_NOT_FOUND && !HasBit(c->flags, GCF_COMPATIBLE)) continue;
    01304
    01305     ContentInfo *ci = new ContentInfo();
    01306     ci->type = CONTENT_TYPE_NEWGRF;
    01307     ci->state = ContentInfo::DOES_NOT_EXIST;
    01308     ttd_strlcpy(ci->name, c->GetName(), lengthof(ci->name));
    01309     ci->unique_id = BSWAP32(c->ident.grfid);
    01310     memcpy(ci->md5sum, HasBit(c->flags, GCF_COMPATIBLE) ? c->original_md5sum : c->ident.md5sum, sizeof(ci->md5sum));
    01311     *cv.Append() = ci;
    01312   }
    01313   ShowNetworkContentListWindow(cv.Length() == 0 ? NULL : &cv, CONTENT_TYPE_NEWGRF);
    01314 }
    01315 #endif
    01316
    01317 Listing NewGRFWindow::last_sorting     = {false, 0};
    01318 Filtering NewGRFWindow::last_filtering = {false, 0};
    01319
    01320 NewGRFWindow::GUIGRFConfigList::SortFunction * const NewGRFWindow::sorter_funcs[] = {
    01321   &NameSorter,
    01322 };
    01323
    01324 NewGRFWindow::GUIGRFConfigList::FilterFunction * const NewGRFWindow::filter_funcs[] = {
    01325   &TagNameFilter,
    01326 };
    01327
    01334 class NWidgetNewGRFDisplay : public NWidgetContainer {
    01335 public:
    01336   static const uint INTER_LIST_SPACING;
    01337   static const uint INTER_COLUMN_SPACING;
    01338   static const uint MAX_EXTRA_INFO_WIDTH;
    01339   static const uint MIN_EXTRA_FOR_3_COLUMNS;
    01340
    01341   NWidgetBase *avs;
    01342   NWidgetBase *acs;
    01343   NWidgetBase *inf;
    01344   bool editable;
    01345
    01346   NWidgetNewGRFDisplay(NWidgetBase *avs, NWidgetBase *acs, NWidgetBase *inf) : NWidgetContainer(NWID_HORIZONTAL)
    01347   {
    01348     this->avs = avs;
    01349     this->acs = acs;
    01350     this->inf = inf;
    01351
    01352     this->Add(this->avs);
    01353     this->Add(this->acs);
    01354     this->Add(this->inf);
    01355
    01356     this->editable = true; // Temporary setting, 'real' value is set in SetupSmallestSize().
    01357   }
    01358
    01359   virtual void SetupSmallestSize(Window *w, bool init_array)
    01360   {
    01361     /* Copy state flag from the window. */
    01362     assert(dynamic_cast<NewGRFWindow *>(w) != NULL);
    01363     NewGRFWindow *ngw = (NewGRFWindow *)w;
    01364     this->editable = ngw->editable;
    01365
    01366     this->avs->SetupSmallestSize(w, init_array);
    01367     this->acs->SetupSmallestSize(w, init_array);
    01368     this->inf->SetupSmallestSize(w, init_array);
    01369
    01370     uint min_avs_width = this->avs->smallest_x + this->avs->padding_left + this->avs->padding_right;
    01371     uint min_acs_width = this->acs->smallest_x + this->acs->padding_left + this->acs->padding_right;
    01372     uint min_inf_width = this->inf->smallest_x + this->inf->padding_left + this->inf->padding_right;
    01373
    01374     uint min_avs_height = this->avs->smallest_y + this->avs->padding_top + this->avs->padding_bottom;
    01375     uint min_acs_height = this->acs->smallest_y + this->acs->padding_top + this->acs->padding_bottom;
    01376     uint min_inf_height = this->inf->smallest_y + this->inf->padding_top + this->inf->padding_bottom;
    01377
    01378     /* Smallest window is in two column mode. */
    01379     this->smallest_x = max(min_avs_width, min_acs_width) + INTER_COLUMN_SPACING + min_inf_width;
    01380     this->smallest_y = max(min_inf_height, min_acs_height + INTER_LIST_SPACING + min_avs_height);
    01381
    01382     /* Filling. */
    01383     this->fill_x = LeastCommonMultiple(this->avs->fill_x, this->acs->fill_x);
    01384     if (this->inf->fill_x > 0 && (this->fill_x == 0 || this->fill_x > this->inf->fill_x)) this->fill_x = this->inf->fill_x;
    01385
    01386     this->fill_y = this->avs->fill_y;
    01387     if (this->acs->fill_y > 0 && (this->fill_y == 0 || this->fill_y > this->acs->fill_y)) this->fill_y = this->acs->fill_y;
    01388     this->fill_y = LeastCommonMultiple(this->fill_y, this->inf->fill_y);
    01389
    01390     /* Resizing. */
    01391     this->resize_x = LeastCommonMultiple(this->avs->resize_x, this->acs->resize_x);
    01392     if (this->inf->resize_x > 0 && (this->resize_x == 0 || this->resize_x > this->inf->resize_x)) this->resize_x = this->inf->resize_x;
    01393
    01394     this->resize_y = this->avs->resize_y;
    01395     if (this->acs->resize_y > 0 && (this->resize_y == 0 || this->resize_y > this->acs->resize_y)) this->resize_y = this->acs->resize_y;
    01396     this->resize_y = LeastCommonMultiple(this->resize_y, this->inf->resize_y);
    01397
    01398     /* Make sure the height suits the 3 column (resp. not-editable) format; the 2 column format can easily fill space between the lists */
    01399     this->smallest_y = ComputeMaxSize(min_acs_height, this->smallest_y + this->resize_y - 1, this->resize_y);
    01400   }
    01401
    01402   virtual void AssignSizePosition(SizingType sizing, uint x, uint y, uint given_width, uint given_height, bool rtl)
    01403   {
    01404     this->StoreSizePosition(sizing, x, y, given_width, given_height);
    01405
    01406     uint min_avs_width = this->avs->smallest_x + this->avs->padding_left + this->avs->padding_right;
    01407     uint min_acs_width = this->acs->smallest_x + this->acs->padding_left + this->acs->padding_right;
    01408     uint min_inf_width = this->inf->smallest_x + this->inf->padding_left + this->inf->padding_right;
    01409
    01410     uint min_list_width = max(min_avs_width, min_acs_width); // Smallest width of the lists such that they have equal width (incl padding).
    01411     uint avs_extra_width = min_list_width - min_avs_width;   // Additional width needed for avs to reach min_list_width.
    01412     uint acs_extra_width = min_list_width - min_acs_width;   // Additional width needed for acs to reach min_list_width.
    01413
    01414     /* Use 2 or 3 colmuns? */
    01415     uint min_three_columns = min_avs_width + min_acs_width + min_inf_width + 2 * INTER_COLUMN_SPACING;
    01416     uint min_two_columns   = min_list_width + min_inf_width + INTER_COLUMN_SPACING;
    01417     bool use_three_columns = this->editable && (min_three_columns + MIN_EXTRA_FOR_3_COLUMNS <= given_width);
    01418
    01419     /* Info panel is a seperate column in both modes. Compute its width first. */
    01420     uint extra_width, inf_width;
    01421     if (use_three_columns) {
    01422       extra_width = given_width - min_three_columns;
    01423       inf_width = min(MAX_EXTRA_INFO_WIDTH, extra_width / 2);
    01424     } else {
    01425       extra_width = given_width - min_two_columns;
    01426       inf_width = min(MAX_EXTRA_INFO_WIDTH, extra_width / 2);
    01427     }
    01428     inf_width = ComputeMaxSize(this->inf->smallest_x, this->inf->smallest_x + inf_width, this->inf->GetHorizontalStepSize(sizing));
    01429     extra_width -= inf_width - this->inf->smallest_x;
    01430
    01431     uint inf_height = ComputeMaxSize(this->inf->smallest_y, given_height, this->inf->GetVerticalStepSize(sizing));
    01432
    01433     if (use_three_columns) {
    01434       /* Three column display, first make both lists equally wide, then divide whatever is left between both lists.
    01435        * Only keep track of what avs gets, all other space goes to acs. */
    01436       uint avs_width = min(avs_extra_width, extra_width);
    01437       extra_width -= avs_width;
    01438       extra_width -= min(acs_extra_width, extra_width);
    01439       avs_width += extra_width / 2;
    01440
    01441       avs_width = ComputeMaxSize(this->avs->smallest_x, this->avs->smallest_x + avs_width, this->avs->GetHorizontalStepSize(sizing));
    01442
    01443       uint acs_width = given_width - // Remaining space, including horizontal padding.
    01444           inf_width - this->inf->padding_left - this->inf->padding_right -
    01445           avs_width - this->avs->padding_left - this->avs->padding_right - 2 * INTER_COLUMN_SPACING;
    01446       acs_width = ComputeMaxSize(min_acs_width, acs_width, this->acs->GetHorizontalStepSize(sizing)) -
    01447           this->acs->padding_left - this->acs->padding_right;
    01448
    01449       /* Never use fill_y on these; the minimal size is choosen, so that the 3 column view looks nice */
    01450       uint avs_height = ComputeMaxSize(this->avs->smallest_y, given_height, this->avs->resize_y);
    01451       uint acs_height = ComputeMaxSize(this->acs->smallest_y, given_height, this->acs->resize_y);
    01452
    01453       /* Assign size and position to the childs. */
    01454       if (rtl) {
    01455         x += this->inf->padding_left;
    01456         this->inf->AssignSizePosition(sizing, x, y + this->inf->padding_top, inf_width, inf_height, rtl);
    01457         x += inf_width + this->inf->padding_right + INTER_COLUMN_SPACING;
    01458       } else {
    01459         x += this->avs->padding_left;
    01460         this->avs->AssignSizePosition(sizing, x, y + this->avs->padding_top, avs_width, avs_height, rtl);
    01461         x += avs_width + this->avs->padding_right + INTER_COLUMN_SPACING;
    01462       }
    01463
    01464       x += this->acs->padding_left;
    01465       this->acs->AssignSizePosition(sizing, x, y + this->acs->padding_top, acs_width, acs_height, rtl);
    01466       x += acs_width + this->acs->padding_right + INTER_COLUMN_SPACING;
    01467
    01468       if (rtl) {
    01469         x += this->avs->padding_left;
    01470         this->avs->AssignSizePosition(sizing, x, y + this->avs->padding_top, avs_width, avs_height, rtl);
    01471       } else {
    01472         x += this->inf->padding_left;
    01473         this->inf->AssignSizePosition(sizing, x, y + this->inf->padding_top, inf_width, inf_height, rtl);
    01474       }
    01475     } else {
    01476       /* Two columns, all space in extra_width goes to both lists. Since the lists are underneath each other,
    01477        * the column is min_list_width wide at least. */
    01478       uint avs_width = ComputeMaxSize(this->avs->smallest_x, this->avs->smallest_x + avs_extra_width + extra_width,
    01479           this->avs->GetHorizontalStepSize(sizing));
    01480       uint acs_width = ComputeMaxSize(this->acs->smallest_x, this->acs->smallest_x + acs_extra_width + extra_width,
    01481           this->acs->GetHorizontalStepSize(sizing));
    01482
    01483       uint min_avs_height = (!this->editable) ? 0 : this->avs->smallest_y + this->avs->padding_top + this->avs->padding_bottom + INTER_LIST_SPACING;
    01484       uint min_acs_height = this->acs->smallest_y + this->acs->padding_top + this->acs->padding_bottom;
    01485       uint extra_height = given_height - min_acs_height - min_avs_height;
    01486
    01487       /* Never use fill_y on these; instead use the INTER_LIST_SPACING as filler */
    01488       uint avs_height = ComputeMaxSize(this->avs->smallest_y, this->avs->smallest_y + extra_height / 2, this->avs->resize_y);
    01489       if (this->editable) extra_height -= avs_height - this->avs->smallest_y;
    01490       uint acs_height = ComputeMaxSize(this->acs->smallest_y, this->acs->smallest_y + extra_height, this->acs->resize_y);
    01491
    01492       /* Assign size and position to the childs. */
    01493       if (rtl) {
    01494         x += this->inf->padding_left;
    01495         this->inf->AssignSizePosition(sizing, x, y + this->inf->padding_top, inf_width, inf_height, rtl);
    01496         x += inf_width + this->inf->padding_right + INTER_COLUMN_SPACING;
    01497
    01498         this->acs->AssignSizePosition(sizing, x + this->acs->padding_left, y + this->acs->padding_top, acs_width, acs_height, rtl);
    01499         if (this->editable) {
    01500           this->avs->AssignSizePosition(sizing, x + this->avs->padding_left, y + given_height - avs_height - this->avs->padding_bottom, avs_width, avs_height, rtl);
    01501         } else {
    01502           this->avs->AssignSizePosition(sizing, 0, 0, this->avs->smallest_x, this->avs->smallest_y, rtl);
    01503         }
    01504       } else {
    01505         this->acs->AssignSizePosition(sizing, x + this->acs->padding_left, y + this->acs->padding_top, acs_width, acs_height, rtl);
    01506         if (this->editable) {
    01507           this->avs->AssignSizePosition(sizing, x + this->avs->padding_left, y + given_height - avs_height - this->avs->padding_bottom, avs_width, avs_height, rtl);
    01508         } else {
    01509           this->avs->AssignSizePosition(sizing, 0, 0, this->avs->smallest_x, this->avs->smallest_y, rtl);
    01510         }
    01511         uint dx = this->acs->current_x + this->acs->padding_left + this->acs->padding_right;
    01512         if (this->editable) {
    01513           dx = max(dx, this->avs->current_x + this->avs->padding_left + this->avs->padding_right);
    01514         }
    01515         x += dx + INTER_COLUMN_SPACING + this->inf->padding_left;
    01516         this->inf->AssignSizePosition(sizing, x, y + this->inf->padding_top, inf_width, inf_height, rtl);
    01517       }
    01518     }
    01519   }
    01520
    01521   virtual NWidgetCore *GetWidgetFromPos(int x, int y)
    01522   {
    01523     if (!IsInsideBS(x, this->pos_x, this->current_x) || !IsInsideBS(y, this->pos_y, this->current_y)) return NULL;
    01524
    01525     NWidgetCore *nw = (this->editable) ? this->avs->GetWidgetFromPos(x, y) : NULL;
    01526     if (nw == NULL) nw = this->acs->GetWidgetFromPos(x, y);
    01527     if (nw == NULL) nw = this->inf->GetWidgetFromPos(x, y);
    01528     return nw;
    01529   }
    01530
    01531   virtual void Draw(const Window *w)
    01532   {
    01533     if (this->editable) this->avs->Draw(w);
    01534     this->acs->Draw(w);
    01535     this->inf->Draw(w);
    01536   }
    01537 };
    01538
    01539 const uint NWidgetNewGRFDisplay::INTER_LIST_SPACING      = WD_RESIZEBOX_WIDTH + 1;
    01540 const uint NWidgetNewGRFDisplay::INTER_COLUMN_SPACING    = WD_RESIZEBOX_WIDTH;
    01541 const uint NWidgetNewGRFDisplay::MAX_EXTRA_INFO_WIDTH    = 150;
    01542 const uint NWidgetNewGRFDisplay::MIN_EXTRA_FOR_3_COLUMNS = 50;
    01543
    01544 static const NWidgetPart _nested_newgrf_actives_widgets[] = {
    01545   /* Left side, presets. */
    01546   NWidget(NWID_HORIZONTAL),
    01547     NWidget(WWT_TEXT, COLOUR_MAUVE), SetDataTip(STR_NEWGRF_SETTINGS_SELECT_PRESET, STR_NULL),
    01548         SetPadding(0, WD_FRAMETEXT_RIGHT, 0, 0),
    01549     NWidget(WWT_DROPDOWN, COLOUR_YELLOW, WID_NS_PRESET_LIST), SetFill(1, 0), SetResize(1, 0),
    01550         SetDataTip(STR_JUST_STRING, STR_NEWGRF_SETTINGS_PRESET_LIST_TOOLTIP),
    01551   EndContainer(),
    01552   NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
    01553     NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_NS_PRESET_SAVE), SetFill(1, 0), SetResize(1, 0),
    01554         SetDataTip(STR_NEWGRF_SETTINGS_PRESET_SAVE, STR_NEWGRF_SETTINGS_PRESET_SAVE_TOOLTIP),
    01555     NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_NS_PRESET_DELETE), SetFill(1, 0), SetResize(1, 0),
    01556         SetDataTip(STR_NEWGRF_SETTINGS_PRESET_DELETE, STR_NEWGRF_SETTINGS_PRESET_DELETE_TOOLTIP),
    01557   EndContainer(),
    01558
    01559   NWidget(NWID_SPACER), SetMinimalSize(0, WD_RESIZEBOX_WIDTH), SetResize(1, 0), SetFill(1, 0),
    01560   NWidget(WWT_PANEL, COLOUR_MAUVE),
    01561     NWidget(WWT_LABEL, COLOUR_MAUVE), SetDataTip(STR_NEWGRF_SETTINGS_ACTIVE_LIST, STR_NULL),
    01562         SetFill(1, 0), SetResize(1, 0), SetPadding(3, WD_FRAMETEXT_RIGHT, 0, WD_FRAMETEXT_LEFT),
    01563     /* Left side, active grfs. */
    01564     NWidget(NWID_HORIZONTAL), SetPadding(0, 2, 0, 2),
    01565       NWidget(WWT_PANEL, COLOUR_MAUVE),
    01566         NWidget(WWT_INSET, COLOUR_MAUVE, WID_NS_FILE_LIST), SetMinimalSize(100, 1), SetPadding(2, 2, 2, 2),
    01567             SetFill(1, 1), SetResize(1, 1), SetScrollbar(WID_NS_SCROLLBAR), SetDataTip(STR_NULL, STR_NEWGRF_SETTINGS_FILE_TOOLTIP),
    01568         EndContainer(),
    01569       EndContainer(),
    01570       NWidget(NWID_VSCROLLBAR, COLOUR_MAUVE, WID_NS_SCROLLBAR),
    01571     EndContainer(),
    01572     /* Buttons. */
    01573     NWidget(NWID_SELECTION, INVALID_COLOUR, WID_NS_SHOW_REMOVE),
    01574       NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPadding(2, 2, 2, 2), SetPIP(0, WD_RESIZEBOX_WIDTH, 0),
    01575         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_NS_REMOVE), SetFill(1, 0), SetResize(1, 0),
    01576             SetDataTip(STR_NEWGRF_SETTINGS_REMOVE, STR_NEWGRF_SETTINGS_REMOVE_TOOLTIP),
    01577         NWidget(NWID_VERTICAL),
    01578           NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_NS_MOVE_UP), SetFill(1, 0), SetResize(1, 0),
    01579               SetDataTip(STR_NEWGRF_SETTINGS_MOVEUP, STR_NEWGRF_SETTINGS_MOVEUP_TOOLTIP),
    01580           NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_NS_MOVE_DOWN), SetFill(1, 0), SetResize(1, 0),
    01581               SetDataTip(STR_NEWGRF_SETTINGS_MOVEDOWN, STR_NEWGRF_SETTINGS_MOVEDOWN_TOOLTIP),
    01582         EndContainer(),
    01583       EndContainer(),
    01584
    01585       NWidget(NWID_VERTICAL, NC_EQUALSIZE), SetPadding(2, 2, 2, 2),
    01586         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_NS_RESCAN_FILES2), SetFill(1, 0), SetResize(1, 0),
    01587             SetDataTip(STR_NEWGRF_SETTINGS_RESCAN_FILES, STR_NEWGRF_SETTINGS_RESCAN_FILES_TOOLTIP),
    01588         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_NS_CONTENT_DOWNLOAD2), SetFill(1, 0), SetResize(1, 0),
    01589             SetDataTip(STR_INTRO_ONLINE_CONTENT, STR_INTRO_TOOLTIP_ONLINE_CONTENT),
    01590       EndContainer(),
    01591     EndContainer(),
    01592   EndContainer(),
    01593 };
    01594
    01595 static const NWidgetPart _nested_newgrf_availables_widgets[] = {
    01596   NWidget(WWT_PANEL, COLOUR_MAUVE),
    01597     NWidget(WWT_LABEL, COLOUR_MAUVE), SetDataTip(STR_NEWGRF_SETTINGS_INACTIVE_LIST, STR_NULL),
    01598         SetFill(1, 0), SetResize(1, 0), SetPadding(3, WD_FRAMETEXT_RIGHT, 0, WD_FRAMETEXT_LEFT),
    01599     /* Left side, available grfs, filter edit box. */
    01600     NWidget(NWID_HORIZONTAL), SetPadding(WD_TEXTPANEL_TOP, 0, WD_TEXTPANEL_BOTTOM, 0),
    01601         SetPIP(WD_FRAMETEXT_LEFT, WD_FRAMETEXT_RIGHT, WD_FRAMETEXT_RIGHT),
    01602       NWidget(WWT_TEXT, COLOUR_MAUVE), SetFill(0, 1), SetDataTip(STR_NEWGRF_FILTER_TITLE, STR_NULL),
    01603       NWidget(WWT_EDITBOX, COLOUR_MAUVE, WID_NS_FILTER), SetFill(1, 0), SetMinimalSize(50, 12), SetResize(1, 0),
    01604           SetDataTip(STR_LIST_FILTER_OSKTITLE, STR_LIST_FILTER_TOOLTIP),
    01605     EndContainer(),
    01606     /* Left side, available grfs. */
    01607     NWidget(NWID_HORIZONTAL), SetPadding(0, 2, 0, 2),
    01608       NWidget(WWT_PANEL, COLOUR_MAUVE),
    01609         NWidget(WWT_INSET, COLOUR_MAUVE, WID_NS_AVAIL_LIST), SetMinimalSize(100, 1), SetPadding(2, 2, 2, 2),
    01610             SetFill(1, 1), SetResize(1, 1), SetScrollbar(WID_NS_SCROLL2BAR),
    01611         EndContainer(),
    01612       EndContainer(),
    01613       NWidget(NWID_VSCROLLBAR, COLOUR_MAUVE, WID_NS_SCROLL2BAR),
    01614     EndContainer(),
    01615     /* Left side, available grfs, buttons. */
    01616     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPadding(2, 2, 2, 2), SetPIP(0, WD_RESIZEBOX_WIDTH, 0),
    01617       NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_NS_ADD), SetFill(1, 0), SetResize(1, 0),
    01618           SetDataTip(STR_NEWGRF_SETTINGS_ADD, STR_NEWGRF_SETTINGS_ADD_FILE_TOOLTIP),
    01619       NWidget(NWID_VERTICAL),
    01620         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_NS_RESCAN_FILES), SetFill(1, 0), SetResize(1, 0),
    01621             SetDataTip(STR_NEWGRF_SETTINGS_RESCAN_FILES, STR_NEWGRF_SETTINGS_RESCAN_FILES_TOOLTIP),
    01622         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_NS_CONTENT_DOWNLOAD), SetFill(1, 0), SetResize(1, 0),
    01623             SetDataTip(STR_INTRO_ONLINE_CONTENT, STR_INTRO_TOOLTIP_ONLINE_CONTENT),
    01624       EndContainer(),
    01625     EndContainer(),
    01626   EndContainer(),
    01627 };
    01628
    01629 static const NWidgetPart _nested_newgrf_infopanel_widgets[] = {
    01630   /* Right side, info panel. */
    01631   NWidget(NWID_VERTICAL), SetPadding(0, 0, 2, 0),
    01632     NWidget(WWT_PANEL, COLOUR_MAUVE), SetPadding(0, 0, 2, 0),
    01633       NWidget(WWT_EMPTY, COLOUR_MAUVE, WID_NS_NEWGRF_INFO_TITLE), SetFill(1, 0), SetResize(1, 0),
    01634       NWidget(WWT_EMPTY, COLOUR_MAUVE, WID_NS_NEWGRF_INFO), SetFill(1, 1), SetResize(1, 1), SetMinimalSize(150, 100),
    01635     EndContainer(),
    01636     NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_NS_OPEN_URL), SetFill(1, 0), SetResize(1, 0),
    01637         SetDataTip(STR_CONTENT_OPEN_URL, STR_CONTENT_OPEN_URL_TOOLTIP),
    01638     NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_NS_NEWGRF_TEXTFILE + TFT_README), SetFill(1, 0), SetResize(1, 0),
    01639         SetDataTip(STR_TEXTFILE_VIEW_README, STR_NULL),
    01640     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
    01641       NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_NS_NEWGRF_TEXTFILE + TFT_CHANGELOG), SetFill(1, 0), SetResize(1, 0),
    01642           SetDataTip(STR_TEXTFILE_VIEW_CHANGELOG, STR_NULL),
    01643       NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_NS_NEWGRF_TEXTFILE + TFT_LICENSE), SetFill(1, 0), SetResize(1, 0),
    01644           SetDataTip(STR_TEXTFILE_VIEW_LICENCE, STR_NULL),
    01645     EndContainer(),
    01646   EndContainer(),
    01647   NWidget(NWID_SELECTION, INVALID_COLOUR, WID_NS_SHOW_APPLY),
    01648     /* Right side, buttons. */
    01649     NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(0, WD_RESIZEBOX_WIDTH, 0),
    01650       NWidget(NWID_VERTICAL),
    01651         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_NS_SET_PARAMETERS), SetFill(1, 0), SetResize(1, 0),
    01652             SetDataTip(STR_NEWGRF_SETTINGS_SET_PARAMETERS, STR_NULL),
    01653         NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_NS_TOGGLE_PALETTE), SetFill(1, 0), SetResize(1, 0),
    01654             SetDataTip(STR_NEWGRF_SETTINGS_TOGGLE_PALETTE, STR_NEWGRF_SETTINGS_TOGGLE_PALETTE_TOOLTIP),
    01655       EndContainer(),
    01656       NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_NS_APPLY_CHANGES), SetFill(1, 0), SetResize(1, 0),
    01657           SetDataTip(STR_NEWGRF_SETTINGS_APPLY_CHANGES, STR_NULL),
    01658     EndContainer(),
    01659     NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, WID_NS_VIEW_PARAMETERS), SetFill(1, 0), SetResize(1, 0),
    01660       SetDataTip(STR_NEWGRF_SETTINGS_SHOW_PARAMETERS, STR_NULL),
    01661   EndContainer(),
    01662 };
    01663
    01665 NWidgetBase* NewGRFDisplay(int *biggest_index)
    01666 {
    01667   NWidgetBase *avs = MakeNWidgets(_nested_newgrf_availables_widgets, lengthof(_nested_newgrf_availables_widgets), biggest_index, NULL);
    01668
    01669   int biggest2;
    01670   NWidgetBase *acs = MakeNWidgets(_nested_newgrf_actives_widgets, lengthof(_nested_newgrf_actives_widgets), &biggest2, NULL);
    01671   *biggest_index = max(*biggest_index, biggest2);
    01672
    01673   NWidgetBase *inf = MakeNWidgets(_nested_newgrf_infopanel_widgets, lengthof(_nested_newgrf_infopanel_widgets), &biggest2, NULL);
    01674   *biggest_index = max(*biggest_index, biggest2);
    01675
    01676   return new NWidgetNewGRFDisplay(avs, acs, inf);
    01677 }
    01678
    01679 /* Widget definition of the manage newgrfs window */
    01680 static const NWidgetPart _nested_newgrf_widgets[] = {
    01681   NWidget(NWID_HORIZONTAL),
    01682     NWidget(WWT_CLOSEBOX, COLOUR_MAUVE),
    01683     NWidget(WWT_CAPTION, COLOUR_MAUVE), SetDataTip(STR_NEWGRF_SETTINGS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    01684   EndContainer(),
    01685   NWidget(WWT_PANEL, COLOUR_MAUVE),
    01686     NWidgetFunction(NewGRFDisplay), SetPadding(WD_RESIZEBOX_WIDTH, WD_RESIZEBOX_WIDTH, 2, WD_RESIZEBOX_WIDTH),
    01687     /* Resize button. */
    01688     NWidget(NWID_HORIZONTAL),
    01689       NWidget(NWID_SPACER), SetFill(1, 0), SetResize(1, 0),
    01690       NWidget(WWT_RESIZEBOX, COLOUR_MAUVE),
    01691     EndContainer(),
    01692   EndContainer(),
    01693 };
    01694
    01695 /* Window definition of the manage newgrfs window */
    01696 static const WindowDesc _newgrf_desc(
    01697   WDP_CENTER, 300, 263,
    01698   WC_GAME_OPTIONS, WC_NONE,
    01699   WDF_UNCLICK_BUTTONS,
    01700   _nested_newgrf_widgets, lengthof(_nested_newgrf_widgets)
    01701 );
    01702
    01708 static void NewGRFConfirmationCallback(Window *w, bool confirmed)
    01709 {
    01710   if (confirmed) {
    01711     DeleteWindowByClass(WC_GRF_PARAMETERS);
    01712     NewGRFWindow *nw = dynamic_cast<NewGRFWindow*>(w);
    01713
    01714     GamelogStartAction(GLAT_GRF);
    01715     GamelogGRFUpdate(_grfconfig, nw->actives); // log GRF changes
    01716     CopyGRFConfigList(nw->orig_list, nw->actives, false);
    01717     ReloadNewGRFData();
    01718     GamelogStopAction();
    01719
    01720     /* Show new, updated list */
    01721     GRFConfig *c;
    01722     int i = 0;
    01723     for (c = nw->actives; c != NULL && c != nw->active_sel; c = c->next, i++) {}
    01724     CopyGRFConfigList(&nw->actives, *nw->orig_list, false);
    01725     for (c = nw->actives; c != NULL && i > 0; c = c->next, i--) {}
    01726     nw->active_sel = c;
    01727     nw->avails.ForceRebuild();
    01728
    01729     w->InvalidateData();
    01730
    01731     ReInitAllWindows();
    01732     DeleteWindowByClass(WC_BUILD_OBJECT);
    01733   }
    01734 }
    01735
    01736
    01737
    01746 void ShowNewGRFSettings(bool editable, bool show_params, bool exec_changes, GRFConfig **config)
    01747 {
    01748   DeleteWindowByClass(WC_GAME_OPTIONS);
    01749   new NewGRFWindow(&_newgrf_desc, editable, show_params, exec_changes, config);
    01750 }
    01751
    01753 static const NWidgetPart _nested_scan_progress_widgets[] = {
    01754   NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_NEWGRF_SCAN_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    01755   NWidget(WWT_PANEL, COLOUR_GREY),
    01756     NWidget(NWID_HORIZONTAL), SetPIP(20, 0, 20),
    01757       NWidget(NWID_VERTICAL), SetPIP(11, 8, 11),
    01758         NWidget(WWT_LABEL, INVALID_COLOUR), SetDataTip(STR_NEWGRF_SCAN_MESSAGE, STR_NULL), SetFill(1, 0),
    01759         NWidget(WWT_EMPTY, INVALID_COLOUR, WID_SP_PROGRESS_BAR), SetFill(1, 0),
    01760         NWidget(WWT_EMPTY, INVALID_COLOUR, WID_SP_PROGRESS_TEXT), SetFill(1, 0),
    01761       EndContainer(),
    01762     EndContainer(),
    01763   EndContainer(),
    01764 };
    01765
    01767 static const WindowDesc _scan_progress_desc(
    01768   WDP_CENTER, 0, 0,
    01769   WC_MODAL_PROGRESS, WC_NONE,
    01770   WDF_UNCLICK_BUTTONS,
    01771   _nested_scan_progress_widgets, lengthof(_nested_scan_progress_widgets)
    01772 );
    01773
    01775 struct ScanProgressWindow : public Window {
    01776   char *last_name;
    01777   int scanned;
    01778
    01780   ScanProgressWindow() : Window(), last_name(NULL), scanned(0)
    01781   {
    01782     this->InitNested(&_scan_progress_desc, 1);
    01783   }
    01784
    01786   ~ScanProgressWindow()
    01787   {
    01788     free(last_name);
    01789   }
    01790
    01791   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    01792   {
    01793     switch (widget) {
    01794       case WID_SP_PROGRESS_BAR: {
    01795         SetDParam(0, 100);
    01796         *size = GetStringBoundingBox(STR_GENERATION_PROGRESS);
    01797         /* We need some spacing for the 'border' */
    01798         size->height += 8;
    01799         size->width += 8;
    01800         break;
    01801       }
    01802
    01803       case WID_SP_PROGRESS_TEXT:
    01804         SetDParam(0, 9999);
    01805         SetDParam(1, 9999);
    01806         /* We really don't know the width. We could determine it by scanning the NewGRFs,
    01807          * but this is the status window for scanning them... */
    01808         size->width = max(400U, GetStringBoundingBox(STR_NEWGRF_SCAN_STATUS).width);
    01809         size->height = FONT_HEIGHT_NORMAL * 2 + WD_PAR_VSEP_NORMAL;
    01810         break;
    01811     }
    01812   }
    01813
    01814   virtual void DrawWidget(const Rect &r, int widget) const
    01815   {
    01816     switch (widget) {
    01817       case WID_SP_PROGRESS_BAR: {
    01818         /* Draw the % complete with a bar and a text */
    01819         DrawFrameRect(r.left, r.top, r.right, r.bottom, COLOUR_GREY, FR_BORDERONLY);
    01820         uint percent = scanned * 100 / max(1U, _settings_client.gui.last_newgrf_count);
    01821         DrawFrameRect(r.left + 1, r.top + 1, (int)((r.right - r.left - 2) * percent / 100) + r.left + 1, r.bottom - 1, COLOUR_MAUVE, FR_NONE);
    01822         SetDParam(0, percent);
    01823         DrawString(r.left, r.right, r.top + 5, STR_GENERATION_PROGRESS, TC_FROMSTRING, SA_HOR_CENTER);
    01824         break;
    01825       }
    01826
    01827       case WID_SP_PROGRESS_TEXT:
    01828         SetDParam(0, this->scanned);
    01829         SetDParam(1, _settings_client.gui.last_newgrf_count);
    01830         DrawString(r.left, r.right, r.top, STR_NEWGRF_SCAN_STATUS, TC_FROMSTRING, SA_HOR_CENTER);
    01831
    01832         DrawString(r.left, r.right, r.top + FONT_HEIGHT_NORMAL + WD_PAR_VSEP_NORMAL, this->last_name == NULL ? "" : this->last_name, TC_BLACK, SA_HOR_CENTER);
    01833         break;
    01834     }
    01835   }
    01836
    01842   void UpdateNewGRFScanStatus(uint num, const char *name)
    01843   {
    01844     free(this->last_name);
    01845     if (name == NULL) {
    01846       char buf[256];
    01847       GetString(buf, STR_NEWGRF_SCAN_ARCHIVES, lastof(buf));
    01848       this->last_name = strdup(buf);
    01849     } else {
    01850       this->last_name = strdup(name);
    01851     }
    01852     this->scanned = num;
    01853     if (num > _settings_client.gui.last_newgrf_count) _settings_client.gui.last_newgrf_count = num;
    01854
    01855     this->SetDirty();
    01856   }
    01857 };
    01858
    01864 void UpdateNewGRFScanStatus(uint num, const char *name)
    01865 {
    01866   ScanProgressWindow *w  = dynamic_cast<ScanProgressWindow *>(FindWindowByClass(WC_MODAL_PROGRESS));
    01867   if (w == NULL) w = new ScanProgressWindow();
    01868   w->UpdateNewGRFScanStatus(num, name);
    01869 }