depot_gui.cpp

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00001 /* $Id: depot_gui.cpp 24839 2012-12-23 01:00:25Z michi_cc $ */
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 "train.h"
00014 #include "roadveh.h"
00015 #include "ship.h"
00016 #include "aircraft.h"
00017 #include "gui.h"
00018 #include "textbuf_gui.h"
00019 #include "viewport_func.h"
00020 #include "command_func.h"
00021 #include "depot_base.h"
00022 #include "spritecache.h"
00023 #include "strings_func.h"
00024 #include "vehicle_func.h"
00025 #include "company_func.h"
00026 #include "tilehighlight_func.h"
00027 #include "window_gui.h"
00028 #include "vehiclelist.h"
00029 #include "order_backup.h"
00030 #include "zoom_func.h"
00031 
00032 #include "widgets/depot_widget.h"
00033 
00034 #include "table/strings.h"
00035 
00036 /*
00037  * Since all depot window sizes aren't the same, we need to modify sizes a little.
00038  * It's done with the following arrays of widget indexes. Each of them tells if a widget side should be moved and in what direction.
00039  * How long they should be moved and for what window types are controlled in ShowDepotWindow()
00040  */
00041 
00043 static const NWidgetPart _nested_train_depot_widgets[] = {
00044   NWidget(NWID_HORIZONTAL),
00045     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00046     NWidget(WWT_CAPTION, COLOUR_GREY, WID_D_CAPTION), SetDataTip(STR_DEPOT_CAPTION, STR_NULL),
00047     NWidget(WWT_SHADEBOX, COLOUR_GREY),
00048     NWidget(WWT_STICKYBOX, COLOUR_GREY),
00049   EndContainer(),
00050   NWidget(NWID_HORIZONTAL),
00051     NWidget(NWID_VERTICAL),
00052       NWidget(WWT_MATRIX, COLOUR_GREY, WID_D_MATRIX), SetDataTip(0x0, STR_NULL), SetResize(1, 1), SetScrollbar(WID_D_V_SCROLL),
00053       NWidget(NWID_SELECTION, INVALID_COLOUR, WID_D_SHOW_H_SCROLL),
00054         NWidget(NWID_HSCROLLBAR, COLOUR_GREY, WID_D_H_SCROLL),
00055       EndContainer(),
00056     EndContainer(),
00057     NWidget(NWID_VERTICAL),
00058       NWidget(WWT_IMGBTN, COLOUR_GREY, WID_D_SELL), SetDataTip(0x0, STR_NULL), SetResize(0, 1), SetFill(0, 1),
00059       NWidget(NWID_SELECTION, INVALID_COLOUR, WID_D_SHOW_SELL_CHAIN),
00060         NWidget(WWT_IMGBTN, COLOUR_GREY, WID_D_SELL_CHAIN), SetDataTip(SPR_SELL_CHAIN_TRAIN, STR_DEPOT_DRAG_WHOLE_TRAIN_TO_SELL_TOOLTIP), SetResize(0, 1), SetFill(0, 1),
00061       EndContainer(),
00062       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_D_SELL_ALL), SetDataTip(0x0, STR_NULL),
00063       NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_D_AUTOREPLACE), SetDataTip(0x0, STR_NULL),
00064     EndContainer(),
00065     NWidget(NWID_VSCROLLBAR, COLOUR_GREY, WID_D_V_SCROLL),
00066   EndContainer(),
00067   NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
00068     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_D_BUILD), SetDataTip(0x0, STR_NULL), SetFill(1, 1), SetResize(1, 0),
00069     NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_D_CLONE), SetDataTip(0x0, STR_NULL), SetFill(1, 1), SetResize(1, 0),
00070     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_D_LOCATION), SetDataTip(STR_BUTTON_LOCATION, STR_NULL), SetFill(1, 1), SetResize(1, 0),
00071     NWidget(NWID_SELECTION, INVALID_COLOUR, WID_D_SHOW_RENAME), // rename button
00072       NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_D_RENAME), SetDataTip(STR_BUTTON_RENAME, STR_DEPOT_RENAME_TOOLTIP), SetFill(1, 1), SetResize(1, 0),
00073     EndContainer(),
00074     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_D_VEHICLE_LIST), SetDataTip(0x0, STR_NULL), SetFill(0, 1),
00075     NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_D_STOP_ALL), SetDataTip(SPR_FLAG_VEH_STOPPED, STR_NULL), SetFill(0, 1),
00076     NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_D_START_ALL), SetDataTip(SPR_FLAG_VEH_RUNNING, STR_NULL), SetFill(0, 1),
00077     NWidget(WWT_RESIZEBOX, COLOUR_GREY),
00078   EndContainer(),
00079 };
00080 
00081 static const WindowDesc _train_depot_desc(
00082   WDP_AUTO, 362, 123,
00083   WC_VEHICLE_DEPOT, WC_NONE,
00084   0,
00085   _nested_train_depot_widgets, lengthof(_nested_train_depot_widgets)
00086 );
00087 
00088 static const WindowDesc _road_depot_desc(
00089   WDP_AUTO, 316, 97,
00090   WC_VEHICLE_DEPOT, WC_NONE,
00091   0,
00092   _nested_train_depot_widgets, lengthof(_nested_train_depot_widgets)
00093 );
00094 
00095 static const WindowDesc _ship_depot_desc(
00096   WDP_AUTO, 306, 99,
00097   WC_VEHICLE_DEPOT, WC_NONE,
00098   0,
00099   _nested_train_depot_widgets, lengthof(_nested_train_depot_widgets)
00100 );
00101 
00102 static const WindowDesc _aircraft_depot_desc(
00103   WDP_AUTO, 332, 99,
00104   WC_VEHICLE_DEPOT, WC_NONE,
00105   0,
00106   _nested_train_depot_widgets, lengthof(_nested_train_depot_widgets)
00107 );
00108 
00109 extern void DepotSortList(VehicleList *list);
00110 
00118 void CcCloneVehicle(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
00119 {
00120   if (result.Failed()) return;
00121 
00122   const Vehicle *v = Vehicle::Get(_new_vehicle_id);
00123 
00124   ShowVehicleViewWindow(v);
00125 }
00126 
00127 static void TrainDepotMoveVehicle(const Vehicle *wagon, VehicleID sel, const Vehicle *head)
00128 {
00129   const Vehicle *v = Vehicle::Get(sel);
00130 
00131   if (v == wagon) return;
00132 
00133   if (wagon == NULL) {
00134     if (head != NULL) wagon = head->Last();
00135   } else {
00136     wagon = wagon->Previous();
00137     if (wagon == NULL) return;
00138   }
00139 
00140   if (wagon == v) return;
00141 
00142   DoCommandP(v->tile, v->index | (_ctrl_pressed ? 1 : 0) << 20, wagon == NULL ? INVALID_VEHICLE : wagon->index, CMD_MOVE_RAIL_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_MOVE_VEHICLE));
00143 }
00144 
00145 static VehicleCellSize _base_block_sizes_depot[VEH_COMPANY_END];    
00146 static VehicleCellSize _base_block_sizes_purchase[VEH_COMPANY_END]; 
00147 
00155 VehicleCellSize GetVehicleImageCellSize(VehicleType type, EngineImageType image_type)
00156 {
00157   switch (image_type) {
00158     case EIT_IN_DEPOT: return _base_block_sizes_depot[type];
00159     case EIT_PURCHASE: return _base_block_sizes_purchase[type];
00160     default: NOT_REACHED();
00161   }
00162 }
00163 
00164 static void InitBlocksizeForVehicles(VehicleType type, EngineImageType image_type)
00165 {
00166   int max_extend_left  = 0;
00167   int max_extend_right = 0;
00168   uint max_height = 0;
00169 
00170   const Engine *e;
00171   FOR_ALL_ENGINES_OF_TYPE(e, type) {
00172     EngineID eid = e->index;
00173     uint x, y;
00174     int x_offs, y_offs;
00175 
00176     switch (type) {
00177       default: NOT_REACHED();
00178       case VEH_TRAIN:    GetTrainSpriteSize(   eid, x, y, x_offs, y_offs, image_type); break;
00179       case VEH_ROAD:     GetRoadVehSpriteSize( eid, x, y, x_offs, y_offs, image_type); break;
00180       case VEH_SHIP:     GetShipSpriteSize(    eid, x, y, x_offs, y_offs, image_type); break;
00181       case VEH_AIRCRAFT: GetAircraftSpriteSize(eid, x, y, x_offs, y_offs, image_type); break;
00182     }
00183     if (y > max_height) max_height = y;
00184     if (-x_offs > max_extend_left) max_extend_left = -x_offs;
00185     if ((int)x + x_offs > max_extend_right) max_extend_right = x + x_offs;
00186   }
00187 
00188   switch (image_type) {
00189     case EIT_IN_DEPOT:
00190       _base_block_sizes_depot[type].height       = max(GetVehicleHeight(type), max_height);
00191       _base_block_sizes_depot[type].extend_left  = Clamp(max_extend_left, 16, 98);
00192       _base_block_sizes_depot[type].extend_right = Clamp(max_extend_right, 16, 98);
00193       break;
00194     case EIT_PURCHASE:
00195       _base_block_sizes_purchase[type].height       = max(GetVehicleHeight(type), max_height);
00196       _base_block_sizes_purchase[type].extend_left  = Clamp(max_extend_left, 16, 98);
00197       _base_block_sizes_purchase[type].extend_right = Clamp(max_extend_right, 16, 98);
00198       break;
00199 
00200     default: NOT_REACHED();
00201   }
00202 }
00203 
00208 void InitDepotWindowBlockSizes()
00209 {
00210   for (VehicleType vt = VEH_BEGIN; vt < VEH_COMPANY_END; vt++) {
00211     InitBlocksizeForVehicles(vt, EIT_IN_DEPOT);
00212     InitBlocksizeForVehicles(vt, EIT_PURCHASE);
00213   }
00214 }
00215 
00216 static void DepotSellAllConfirmationCallback(Window *w, bool confirmed);
00217 const Sprite *GetAircraftSprite(EngineID engine);
00218 
00219 struct DepotWindow : Window {
00220   VehicleID sel;
00221   VehicleID vehicle_over; 
00222   VehicleType type;
00223   bool generate_list;
00224   VehicleList vehicle_list;
00225   VehicleList wagon_list;
00226   uint num_columns;       
00227   Scrollbar *hscroll;     
00228   Scrollbar *vscroll;
00229 
00230   DepotWindow(const WindowDesc *desc, TileIndex tile, VehicleType type) : Window()
00231   {
00232     assert(IsCompanyBuildableVehicleType(type)); // ensure that we make the call with a valid type
00233 
00234     this->sel = INVALID_VEHICLE;
00235     this->vehicle_over = INVALID_VEHICLE;
00236     this->generate_list = true;
00237     this->type = type;
00238     this->num_columns = 1; // for non-trains this gets set in FinishInitNested()
00239 
00240     this->CreateNestedTree(desc);
00241     this->hscroll = (this->type == VEH_TRAIN ? this->GetScrollbar(WID_D_H_SCROLL) : NULL);
00242     this->vscroll = this->GetScrollbar(WID_D_V_SCROLL);
00243     /* Don't show 'rename button' of aircraft hangar */
00244     this->GetWidget<NWidgetStacked>(WID_D_SHOW_RENAME)->SetDisplayedPlane(type == VEH_AIRCRAFT ? SZSP_NONE : 0);
00245     /* Only train depots have a horizontal scrollbar and a 'sell chain' button */
00246     this->GetWidget<NWidgetStacked>(WID_D_SHOW_H_SCROLL)->SetDisplayedPlane(type == VEH_TRAIN ? 0 : SZSP_HORIZONTAL);
00247     this->GetWidget<NWidgetStacked>(WID_D_SHOW_SELL_CHAIN)->SetDisplayedPlane(type == VEH_TRAIN ? 0 : SZSP_NONE);
00248     this->SetupWidgetData(type);
00249     this->FinishInitNested(desc, tile);
00250 
00251     this->owner = GetTileOwner(tile);
00252     OrderBackup::Reset();
00253   }
00254 
00255   ~DepotWindow()
00256   {
00257     DeleteWindowById(WC_BUILD_VEHICLE, this->window_number);
00258     OrderBackup::Reset(this->window_number);
00259   }
00260 
00268   void DrawVehicleInDepot(const Vehicle *v, int left, int right, int y) const
00269   {
00270     bool free_wagon = false;
00271     int sprite_y = y + (this->resize.step_height - GetVehicleHeight(v->type)) / 2;
00272 
00273     bool rtl = _current_text_dir == TD_RTL;
00274     int image_left  = rtl ? left  + this->count_width  : left  + this->header_width;
00275     int image_right = rtl ? right - this->header_width : right - this->count_width;
00276 
00277     switch (v->type) {
00278       case VEH_TRAIN: {
00279         const Train *u = Train::From(v);
00280         free_wagon = u->IsFreeWagon();
00281 
00282         uint x_space = free_wagon ? TRAININFO_DEFAULT_VEHICLE_WIDTH : 0;
00283         DrawTrainImage(u, image_left + (rtl ? 0 : x_space), image_right - (rtl ? x_space : 0), sprite_y - 1,
00284             this->sel, EIT_IN_DEPOT, free_wagon ? 0 : this->hscroll->GetPosition(), this->vehicle_over);
00285 
00286         /* Length of consist in tiles with 1 fractional digit (rounded up) */
00287         SetDParam(0, CeilDiv(u->gcache.cached_total_length * 10, TILE_SIZE));
00288         SetDParam(1, 1);
00289         DrawString(rtl ? left + WD_FRAMERECT_LEFT : right - this->count_width, rtl ? left + this->count_width : right - WD_FRAMERECT_RIGHT, y + (this->resize.step_height - FONT_HEIGHT_SMALL) / 2, STR_TINY_BLACK_DECIMAL, TC_FROMSTRING, SA_RIGHT); // Draw the counter
00290         break;
00291       }
00292 
00293       case VEH_ROAD:     DrawRoadVehImage( v, image_left, image_right, sprite_y, this->sel, EIT_IN_DEPOT); break;
00294       case VEH_SHIP:     DrawShipImage(    v, image_left, image_right, sprite_y, this->sel, EIT_IN_DEPOT); break;
00295       case VEH_AIRCRAFT: {
00296         const Sprite *spr = GetSprite(v->GetImage(DIR_W, EIT_IN_DEPOT), ST_NORMAL);
00297         DrawAircraftImage(v, image_left, image_right,
00298                   y + max(UnScaleByZoom(spr->height, ZOOM_LVL_GUI) + UnScaleByZoom(spr->y_offs, ZOOM_LVL_GUI) - 14, 0), // tall sprites needs an y offset
00299                   this->sel, EIT_IN_DEPOT);
00300         break;
00301       }
00302       default: NOT_REACHED();
00303     }
00304 
00305     uint diff_x, diff_y;
00306     if (v->IsGroundVehicle()) {
00307       /* Arrange unitnumber and flag horizontally */
00308       diff_x = this->flag_width + WD_FRAMERECT_LEFT;
00309       diff_y = (this->resize.step_height - this->flag_height) / 2 - 2;
00310     } else {
00311       /* Arrange unitnumber and flag vertically */
00312       diff_x = WD_FRAMERECT_LEFT;
00313       diff_y = FONT_HEIGHT_NORMAL + WD_PAR_VSEP_NORMAL;
00314     }
00315     int text_left  = rtl ? right - this->header_width - 1 : left + diff_x;
00316     int text_right = rtl ? right - diff_x : left + this->header_width - 1;
00317 
00318     if (free_wagon) {
00319       DrawString(text_left, text_right, y + 2, STR_DEPOT_NO_ENGINE);
00320     } else {
00321       DrawSprite((v->vehstatus & VS_STOPPED) ? SPR_FLAG_VEH_STOPPED : SPR_FLAG_VEH_RUNNING, PAL_NONE, rtl ? right - this->flag_width : left + WD_FRAMERECT_LEFT, y + diff_y);
00322 
00323       SetDParam(0, v->unitnumber);
00324       DrawString(text_left, text_right, y + 2, (uint16)(v->max_age - DAYS_IN_LEAP_YEAR) >= v->age ? STR_BLACK_COMMA : STR_RED_COMMA);
00325     }
00326   }
00327 
00328   void DrawWidget(const Rect &r, int widget) const
00329   {
00330     if (widget != WID_D_MATRIX) return;
00331 
00332     bool rtl = _current_text_dir == TD_RTL;
00333 
00334     /* Set the row and number of boxes in each row based on the number of boxes drawn in the matrix */
00335     uint16 mat_data = this->GetWidget<NWidgetCore>(WID_D_MATRIX)->widget_data;
00336     uint16 rows_in_display   = GB(mat_data, MAT_ROW_START, MAT_ROW_BITS);
00337     uint16 boxes_in_each_row = GB(mat_data, MAT_COL_START, MAT_COL_BITS);
00338 
00339     uint16 num = this->vscroll->GetPosition() * boxes_in_each_row;
00340     int maxval = min(this->vehicle_list.Length(), num + (rows_in_display * boxes_in_each_row));
00341     int y;
00342     for (y = r.top + 1; num < maxval; y += this->resize.step_height) { // Draw the rows
00343       for (byte i = 0; i < boxes_in_each_row && num < maxval; i++, num++) {
00344         /* Draw all vehicles in the current row */
00345         const Vehicle *v = this->vehicle_list[num];
00346         if (boxes_in_each_row == 1) {
00347           this->DrawVehicleInDepot(v, r.left, r.right, y);
00348         } else {
00349           int x = r.left + (rtl ? (boxes_in_each_row - i - 1) : i) * this->resize.step_width;
00350           this->DrawVehicleInDepot(v, x, x + this->resize.step_width - 1, y);
00351         }
00352       }
00353     }
00354 
00355     maxval = min(this->vehicle_list.Length() + this->wagon_list.Length(), (this->vscroll->GetPosition() * boxes_in_each_row) + (rows_in_display * boxes_in_each_row));
00356 
00357     /* Draw the train wagons without an engine in front. */
00358     for (; num < maxval; num++, y += this->resize.step_height) {
00359       const Vehicle *v = this->wagon_list[num - this->vehicle_list.Length()];
00360       this->DrawVehicleInDepot(v, r.left, r.right, y);
00361     }
00362   }
00363 
00364   void SetStringParameters(int widget) const
00365   {
00366     if (widget != WID_D_CAPTION) return;
00367 
00368     /* locate the depot struct */
00369     TileIndex tile = this->window_number;
00370     SetDParam(0, this->type);
00371     SetDParam(1, (this->type == VEH_AIRCRAFT) ? GetStationIndex(tile) : GetDepotIndex(tile));
00372   }
00373 
00374   struct GetDepotVehiclePtData {
00375     const Vehicle *head;
00376     const Vehicle *wagon;
00377   };
00378 
00379   enum DepotGUIAction {
00380     MODE_ERROR,
00381     MODE_DRAG_VEHICLE,
00382     MODE_SHOW_VEHICLE,
00383     MODE_START_STOP,
00384   };
00385 
00386   DepotGUIAction GetVehicleFromDepotWndPt(int x, int y, const Vehicle **veh, GetDepotVehiclePtData *d) const
00387   {
00388     const NWidgetCore *matrix_widget = this->GetWidget<NWidgetCore>(WID_D_MATRIX);
00389     /* In case of RTL the widgets are swapped as a whole */
00390     if (_current_text_dir == TD_RTL) x = matrix_widget->current_x - x;
00391 
00392     uint xt = 0, xm = 0, ym = 0;
00393     if (this->type == VEH_TRAIN) {
00394       xm = x;
00395     } else {
00396       xt = x / this->resize.step_width;
00397       xm = x % this->resize.step_width;
00398       if (xt >= this->num_columns) return MODE_ERROR;
00399     }
00400     ym = y % this->resize.step_height;
00401 
00402     uint row = y / this->resize.step_height;
00403     if (row >= this->vscroll->GetCapacity()) return MODE_ERROR;
00404 
00405     uint boxes_in_each_row = GB(matrix_widget->widget_data, MAT_COL_START, MAT_COL_BITS);
00406     uint pos = ((row + this->vscroll->GetPosition()) * boxes_in_each_row) + xt;
00407 
00408     if (this->vehicle_list.Length() + this->wagon_list.Length() <= pos) {
00409       /* Clicking on 'line' / 'block' without a vehicle */
00410       if (this->type == VEH_TRAIN) {
00411         /* End the dragging */
00412         d->head  = NULL;
00413         d->wagon = NULL;
00414         return MODE_DRAG_VEHICLE;
00415       } else {
00416         return MODE_ERROR; // empty block, so no vehicle is selected
00417       }
00418     }
00419 
00420     bool wagon = false;
00421     if (this->vehicle_list.Length() > pos) {
00422       *veh = this->vehicle_list[pos];
00423       /* Skip vehicles that are scrolled off the list */
00424       if (this->type == VEH_TRAIN) x += this->hscroll->GetPosition();
00425     } else {
00426       pos -= this->vehicle_list.Length();
00427       *veh = this->wagon_list[pos];
00428       /* free wagons don't have an initial loco. */
00429       x -= VEHICLEINFO_FULL_VEHICLE_WIDTH;
00430       wagon = true;
00431     }
00432 
00433     const Train *v = NULL;
00434     if (this->type == VEH_TRAIN) {
00435       v = Train::From(*veh);
00436       d->head = d->wagon = v;
00437     }
00438 
00439     if (xm <= this->header_width) {
00440       switch (this->type) {
00441         case VEH_TRAIN:
00442           if (wagon) return MODE_ERROR;
00443         case VEH_ROAD:
00444           if (xm <= this->flag_width) return MODE_START_STOP;
00445           break;
00446 
00447         case VEH_SHIP:
00448         case VEH_AIRCRAFT:
00449           if (xm <= this->flag_width && ym >= (uint)(FONT_HEIGHT_NORMAL + WD_PAR_VSEP_NORMAL)) return MODE_START_STOP;
00450           break;
00451 
00452         default: NOT_REACHED();
00453       }
00454       return MODE_SHOW_VEHICLE;
00455     }
00456 
00457     if (this->type != VEH_TRAIN) return MODE_DRAG_VEHICLE;
00458 
00459     /* Clicking on the counter */
00460     if (xm >= matrix_widget->current_x - this->count_width) return wagon ? MODE_ERROR : MODE_SHOW_VEHICLE;
00461 
00462     /* Account for the header */
00463     x -= this->header_width;
00464 
00465     /* find the vehicle in this row that was clicked */
00466     for (; v != NULL; v = v->Next()) {
00467       x -= v->GetDisplayImageWidth();
00468       if (x < 0) break;
00469     }
00470 
00471     d->wagon = (v != NULL ? v->GetFirstEnginePart() : NULL);
00472 
00473     return MODE_DRAG_VEHICLE;
00474   }
00475 
00481   void DepotClick(int x, int y)
00482   {
00483     GetDepotVehiclePtData gdvp = { NULL, NULL };
00484     const Vehicle *v = NULL;
00485     DepotGUIAction mode = this->GetVehicleFromDepotWndPt(x, y, &v, &gdvp);
00486 
00487     if (this->type == VEH_TRAIN) v = gdvp.wagon;
00488 
00489     switch (mode) {
00490       case MODE_ERROR: // invalid
00491         return;
00492 
00493       case MODE_DRAG_VEHICLE: { // start dragging of vehicle
00494         if (v != NULL && VehicleClicked(v)) return;
00495 
00496         VehicleID sel = this->sel;
00497 
00498         if (this->type == VEH_TRAIN && sel != INVALID_VEHICLE) {
00499           this->sel = INVALID_VEHICLE;
00500           TrainDepotMoveVehicle(v, sel, gdvp.head);
00501         } else if (v != NULL) {
00502           bool rtl = _current_text_dir == TD_RTL;
00503           int image = v->GetImage(rtl ? DIR_E : DIR_W, EIT_IN_DEPOT);
00504           SetObjectToPlaceWnd(image, GetVehiclePalette(v), HT_DRAG, this);
00505 
00506           this->sel = v->index;
00507           this->SetDirty();
00508 
00509           _cursor.short_vehicle_offset = v->IsGroundVehicle() ? (16 - v->GetGroundVehicleCache()->cached_veh_length * 2) * (rtl ? -1 : 1) : 0;
00510           _cursor.vehchain = _ctrl_pressed;
00511         }
00512         break;
00513       }
00514 
00515       case MODE_SHOW_VEHICLE: // show info window
00516         ShowVehicleViewWindow(v);
00517         break;
00518 
00519       case MODE_START_STOP: // click start/stop flag
00520         StartStopVehicle(v, false);
00521         break;
00522 
00523       default: NOT_REACHED();
00524     }
00525   }
00526 
00533   void SetupWidgetData(VehicleType type)
00534   {
00535     this->GetWidget<NWidgetCore>(WID_D_STOP_ALL)->tool_tip     = STR_DEPOT_MASS_STOP_DEPOT_TRAIN_TOOLTIP + type;
00536     this->GetWidget<NWidgetCore>(WID_D_START_ALL)->tool_tip    = STR_DEPOT_MASS_START_DEPOT_TRAIN_TOOLTIP + type;
00537     this->GetWidget<NWidgetCore>(WID_D_SELL)->tool_tip         = STR_DEPOT_TRAIN_SELL_TOOLTIP + type;
00538     this->GetWidget<NWidgetCore>(WID_D_SELL_ALL)->tool_tip     = STR_DEPOT_SELL_ALL_BUTTON_TRAIN_TOOLTIP + type;
00539 
00540     this->GetWidget<NWidgetCore>(WID_D_BUILD)->SetDataTip(STR_DEPOT_TRAIN_NEW_VEHICLES_BUTTON + type, STR_DEPOT_TRAIN_NEW_VEHICLES_TOOLTIP + type);
00541     this->GetWidget<NWidgetCore>(WID_D_CLONE)->SetDataTip(STR_DEPOT_CLONE_TRAIN + type, STR_DEPOT_CLONE_TRAIN_DEPOT_INFO + type);
00542 
00543     this->GetWidget<NWidgetCore>(WID_D_LOCATION)->tool_tip     = STR_DEPOT_TRAIN_LOCATION_TOOLTIP + type;
00544     this->GetWidget<NWidgetCore>(WID_D_VEHICLE_LIST)->tool_tip = STR_DEPOT_VEHICLE_ORDER_LIST_TRAIN_TOOLTIP + type;
00545     this->GetWidget<NWidgetCore>(WID_D_AUTOREPLACE)->tool_tip  = STR_DEPOT_AUTOREPLACE_TRAIN_TOOLTIP + type;
00546     this->GetWidget<NWidgetCore>(WID_D_MATRIX)->tool_tip       = STR_DEPOT_TRAIN_LIST_TOOLTIP + this->type;
00547 
00548     switch (type) {
00549       default: NOT_REACHED();
00550 
00551       case VEH_TRAIN:
00552         this->GetWidget<NWidgetCore>(WID_D_VEHICLE_LIST)->widget_data = STR_TRAIN;
00553 
00554         /* Sprites */
00555         this->GetWidget<NWidgetCore>(WID_D_SELL)->widget_data        = SPR_SELL_TRAIN;
00556         this->GetWidget<NWidgetCore>(WID_D_SELL_ALL)->widget_data    = SPR_SELL_ALL_TRAIN;
00557         this->GetWidget<NWidgetCore>(WID_D_AUTOREPLACE)->widget_data = SPR_REPLACE_TRAIN;
00558         break;
00559 
00560       case VEH_ROAD:
00561         this->GetWidget<NWidgetCore>(WID_D_VEHICLE_LIST)->widget_data = STR_LORRY;
00562 
00563         /* Sprites */
00564         this->GetWidget<NWidgetCore>(WID_D_SELL)->widget_data        = SPR_SELL_ROADVEH;
00565         this->GetWidget<NWidgetCore>(WID_D_SELL_ALL)->widget_data    = SPR_SELL_ALL_ROADVEH;
00566         this->GetWidget<NWidgetCore>(WID_D_AUTOREPLACE)->widget_data = SPR_REPLACE_ROADVEH;
00567         break;
00568 
00569       case VEH_SHIP:
00570         this->GetWidget<NWidgetCore>(WID_D_VEHICLE_LIST)->widget_data = STR_SHIP;
00571 
00572         /* Sprites */
00573         this->GetWidget<NWidgetCore>(WID_D_SELL)->widget_data        = SPR_SELL_SHIP;
00574         this->GetWidget<NWidgetCore>(WID_D_SELL_ALL)->widget_data    = SPR_SELL_ALL_SHIP;
00575         this->GetWidget<NWidgetCore>(WID_D_AUTOREPLACE)->widget_data = SPR_REPLACE_SHIP;
00576         break;
00577 
00578       case VEH_AIRCRAFT:
00579         this->GetWidget<NWidgetCore>(WID_D_VEHICLE_LIST)->widget_data = STR_PLANE;
00580 
00581         /* Sprites */
00582         this->GetWidget<NWidgetCore>(WID_D_SELL)->widget_data        = SPR_SELL_AIRCRAFT;
00583         this->GetWidget<NWidgetCore>(WID_D_SELL_ALL)->widget_data    = SPR_SELL_ALL_AIRCRAFT;
00584         this->GetWidget<NWidgetCore>(WID_D_AUTOREPLACE)->widget_data = SPR_REPLACE_AIRCRAFT;
00585         break;
00586     }
00587   }
00588 
00589   uint count_width;
00590   uint header_width;
00591   uint flag_width;
00592   uint flag_height;
00593 
00594   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00595   {
00596     switch (widget) {
00597       case WID_D_MATRIX: {
00598         uint min_height = 0;
00599 
00600         if (this->type == VEH_TRAIN) {
00601           SetDParamMaxValue(0, 1000);
00602           SetDParam(1, 1);
00603           this->count_width = GetStringBoundingBox(STR_TINY_BLACK_DECIMAL).width + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
00604         } else {
00605           this->count_width = 0;
00606         }
00607 
00608         Dimension unumber = { GetDigitWidth() * 4, FONT_HEIGHT_NORMAL };
00609         const Sprite *spr = GetSprite(SPR_FLAG_VEH_STOPPED, ST_NORMAL);
00610         this->flag_width  = UnScaleByZoom(spr->width, ZOOM_LVL_GUI) + WD_FRAMERECT_RIGHT;
00611         this->flag_height = UnScaleByZoom(spr->height, ZOOM_LVL_GUI);
00612 
00613         if (this->type == VEH_TRAIN || this->type == VEH_ROAD) {
00614           min_height = max<uint>(unumber.height + WD_MATRIX_TOP, UnScaleByZoom(spr->height, ZOOM_LVL_GUI));
00615           this->header_width = unumber.width + this->flag_width + WD_FRAMERECT_LEFT;
00616         } else {
00617           min_height = unumber.height + UnScaleByZoom(spr->height, ZOOM_LVL_GUI) + WD_MATRIX_TOP + WD_PAR_VSEP_NORMAL + WD_MATRIX_BOTTOM;
00618           this->header_width = max<uint>(unumber.width, this->flag_width) + WD_FRAMERECT_RIGHT;
00619         }
00620         int base_width = this->count_width + this->header_width;
00621 
00622         resize->height = max<uint>(GetVehicleImageCellSize(this->type, EIT_IN_DEPOT).height, min_height);
00623         if (this->type == VEH_TRAIN) {
00624           resize->width = 1;
00625           size->width = base_width + 2 * 29; // about 2 parts
00626           size->height = resize->height * 6;
00627         } else {
00628           resize->width = base_width + GetVehicleImageCellSize(this->type, EIT_IN_DEPOT).extend_left + GetVehicleImageCellSize(this->type, EIT_IN_DEPOT).extend_right;
00629           size->width = resize->width * (this->type == VEH_ROAD ? 5 : 3);
00630           size->height = resize->height * (this->type == VEH_ROAD ? 5 : 3);
00631         }
00632         fill->width = resize->width;
00633         fill->height = resize->height;
00634         break;
00635       }
00636     }
00637   }
00638 
00644   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
00645   {
00646     this->generate_list = true;
00647   }
00648 
00649   virtual void OnPaint()
00650   {
00651     if (this->generate_list) {
00652       /* Generate the vehicle list
00653        * It's ok to use the wagon pointers for non-trains as they will be ignored */
00654       BuildDepotVehicleList(this->type, this->window_number, &this->vehicle_list, &this->wagon_list);
00655       this->generate_list = false;
00656       DepotSortList(&this->vehicle_list);
00657     }
00658 
00659     /* determine amount of items for scroller */
00660     if (this->type == VEH_TRAIN) {
00661       uint max_width = VEHICLEINFO_FULL_VEHICLE_WIDTH;
00662       for (uint num = 0; num < this->vehicle_list.Length(); num++) {
00663         uint width = 0;
00664         for (const Train *v = Train::From(this->vehicle_list[num]); v != NULL; v = v->Next()) {
00665           width += v->GetDisplayImageWidth();
00666         }
00667         max_width = max(max_width, width);
00668       }
00669       /* Always have 1 empty row, so people can change the setting of the train */
00670       this->vscroll->SetCount(this->vehicle_list.Length() + this->wagon_list.Length() + 1);
00671       this->hscroll->SetCount(max_width);
00672     } else {
00673       this->vscroll->SetCount(CeilDiv(this->vehicle_list.Length(), this->num_columns));
00674     }
00675 
00676     /* Setup disabled buttons. */
00677     TileIndex tile = this->window_number;
00678     this->SetWidgetsDisabledState(!IsTileOwner(tile, _local_company),
00679       WID_D_STOP_ALL,
00680       WID_D_START_ALL,
00681       WID_D_SELL,
00682       WID_D_SELL_CHAIN,
00683       WID_D_SELL_ALL,
00684       WID_D_BUILD,
00685       WID_D_CLONE,
00686       WID_D_RENAME,
00687       WID_D_AUTOREPLACE,
00688       WIDGET_LIST_END);
00689 
00690     this->DrawWidgets();
00691   }
00692 
00693   virtual void OnClick(Point pt, int widget, int click_count)
00694   {
00695     switch (widget) {
00696       case WID_D_MATRIX: { // List
00697         NWidgetBase *nwi = this->GetWidget<NWidgetBase>(WID_D_MATRIX);
00698         this->DepotClick(pt.x - nwi->pos_x, pt.y - nwi->pos_y);
00699         break;
00700       }
00701 
00702       case WID_D_BUILD: // Build vehicle
00703         ResetObjectToPlace();
00704         ShowBuildVehicleWindow(this->window_number, this->type);
00705         break;
00706 
00707       case WID_D_CLONE: // Clone button
00708         this->SetWidgetDirty(WID_D_CLONE);
00709         this->ToggleWidgetLoweredState(WID_D_CLONE);
00710 
00711         if (this->IsWidgetLowered(WID_D_CLONE)) {
00712           static const CursorID clone_icons[] = {
00713             SPR_CURSOR_CLONE_TRAIN, SPR_CURSOR_CLONE_ROADVEH,
00714             SPR_CURSOR_CLONE_SHIP, SPR_CURSOR_CLONE_AIRPLANE
00715           };
00716 
00717           SetObjectToPlaceWnd(clone_icons[this->type], PAL_NONE, HT_VEHICLE, this);
00718         } else {
00719           ResetObjectToPlace();
00720         }
00721         break;
00722 
00723       case WID_D_LOCATION:
00724         if (_ctrl_pressed) {
00725           ShowExtraViewPortWindow(this->window_number);
00726         } else {
00727           ScrollMainWindowToTile(this->window_number);
00728         }
00729         break;
00730 
00731       case WID_D_RENAME: // Rename button
00732         SetDParam(0, this->type);
00733         SetDParam(1, Depot::GetByTile((TileIndex)this->window_number)->index);
00734         ShowQueryString(STR_DEPOT_NAME, STR_DEPOT_RENAME_DEPOT_CAPTION, MAX_LENGTH_DEPOT_NAME_CHARS, this, CS_ALPHANUMERAL, QSF_ENABLE_DEFAULT | QSF_LEN_IN_CHARS);
00735         break;
00736 
00737       case WID_D_STOP_ALL:
00738       case WID_D_START_ALL: {
00739         VehicleListIdentifier vli(VL_DEPOT_LIST, this->type, this->owner);
00740         DoCommandP(this->window_number, (widget == WID_D_START_ALL ? (1 << 0) : 0), vli.Pack(), CMD_MASS_START_STOP);
00741         break;
00742       }
00743 
00744       case WID_D_SELL_ALL:
00745         /* Only open the confimation window if there are anything to sell */
00746         if (this->vehicle_list.Length() != 0 || this->wagon_list.Length() != 0) {
00747           TileIndex tile = this->window_number;
00748           byte vehtype = this->type;
00749 
00750           SetDParam(0, vehtype);
00751           SetDParam(1, (vehtype == VEH_AIRCRAFT) ? GetStationIndex(tile) : GetDepotIndex(tile));
00752           ShowQuery(
00753             STR_DEPOT_CAPTION,
00754             STR_DEPOT_SELL_CONFIRMATION_TEXT,
00755             this,
00756             DepotSellAllConfirmationCallback
00757           );
00758         }
00759         break;
00760 
00761       case WID_D_VEHICLE_LIST:
00762         ShowVehicleListWindow(GetTileOwner(this->window_number), this->type, (TileIndex)this->window_number);
00763         break;
00764 
00765       case WID_D_AUTOREPLACE:
00766         DoCommandP(this->window_number, this->type, 0, CMD_DEPOT_MASS_AUTOREPLACE);
00767         break;
00768 
00769     }
00770   }
00771 
00772   virtual void OnQueryTextFinished(char *str)
00773   {
00774     if (str == NULL) return;
00775 
00776     /* Do depot renaming */
00777     DoCommandP(0, GetDepotIndex(this->window_number), 0, CMD_RENAME_DEPOT | CMD_MSG(STR_ERROR_CAN_T_RENAME_DEPOT), NULL, str);
00778   }
00779 
00780   virtual bool OnRightClick(Point pt, int widget)
00781   {
00782     if (widget != WID_D_MATRIX) return false;
00783 
00784     GetDepotVehiclePtData gdvp = { NULL, NULL };
00785     const Vehicle *v = NULL;
00786     NWidgetBase *nwi = this->GetWidget<NWidgetBase>(WID_D_MATRIX);
00787     DepotGUIAction mode = this->GetVehicleFromDepotWndPt(pt.x - nwi->pos_x, pt.y - nwi->pos_y, &v, &gdvp);
00788 
00789     if (this->type == VEH_TRAIN) v = gdvp.wagon;
00790 
00791     if (v == NULL || mode != MODE_DRAG_VEHICLE) return false;
00792 
00793     CargoArray capacity, loaded;
00794 
00795     /* Display info for single (articulated) vehicle, or for whole chain starting with selected vehicle */
00796     bool whole_chain = (this->type == VEH_TRAIN && _ctrl_pressed);
00797 
00798     /* loop through vehicle chain and collect cargoes */
00799     uint num = 0;
00800     for (const Vehicle *w = v; w != NULL; w = w->Next()) {
00801       if (w->cargo_cap > 0 && w->cargo_type < NUM_CARGO) {
00802         capacity[w->cargo_type] += w->cargo_cap;
00803         loaded  [w->cargo_type] += w->cargo.Count();
00804       }
00805 
00806       if (w->type == VEH_TRAIN && !w->HasArticulatedPart()) {
00807         num++;
00808         if (!whole_chain) break;
00809       }
00810     }
00811 
00812     /* Build tooltipstring */
00813     static char details[1024];
00814     details[0] = '\0';
00815     char *pos = details;
00816 
00817     for (CargoID cargo_type = 0; cargo_type < NUM_CARGO; cargo_type++) {
00818       if (capacity[cargo_type] == 0) continue;
00819 
00820       SetDParam(0, cargo_type);           // {CARGO} #1
00821       SetDParam(1, loaded[cargo_type]);   // {CARGO} #2
00822       SetDParam(2, cargo_type);           // {SHORTCARGO} #1
00823       SetDParam(3, capacity[cargo_type]); // {SHORTCARGO} #2
00824       pos = GetString(pos, STR_DEPOT_VEHICLE_TOOLTIP_CARGO, lastof(details));
00825     }
00826 
00827     /* Show tooltip window */
00828     uint64 args[2];
00829     args[0] = (whole_chain ? num : v->engine_type);
00830     args[1] = (uint64)(size_t)details;
00831     GuiShowTooltips(this, whole_chain ? STR_DEPOT_VEHICLE_TOOLTIP_CHAIN : STR_DEPOT_VEHICLE_TOOLTIP, 2, args, TCC_RIGHT_CLICK);
00832 
00833     return true;
00834   }
00835 
00841   virtual bool OnVehicleSelect(const Vehicle *v)
00842   {
00843     /* Suppress the vehicle GUI when share-cloning. There is no point to it, starting vehicles can also be done via the depot GUI. */
00844     if (DoCommandP(this->window_number, v->index, _ctrl_pressed ? 1 : 0, CMD_CLONE_VEHICLE | CMD_MSG(STR_ERROR_CAN_T_BUY_TRAIN + v->type), _ctrl_pressed ? NULL : CcCloneVehicle)) {
00845       ResetObjectToPlace();
00846     }
00847     return true;
00848   }
00849 
00850   virtual void OnPlaceObjectAbort()
00851   {
00852     /* abort clone */
00853     this->RaiseWidget(WID_D_CLONE);
00854     this->SetWidgetDirty(WID_D_CLONE);
00855 
00856     /* abort drag & drop */
00857     this->sel = INVALID_VEHICLE;
00858     this->vehicle_over = INVALID_VEHICLE;
00859     this->SetWidgetDirty(WID_D_MATRIX);
00860   }
00861 
00862   virtual void OnMouseDrag(Point pt, int widget)
00863   {
00864     if (this->type != VEH_TRAIN || this->sel == INVALID_VEHICLE) return;
00865 
00866     /* A rail vehicle is dragged.. */
00867     if (widget != WID_D_MATRIX) { // ..outside of the depot matrix.
00868       if (this->vehicle_over != INVALID_VEHICLE) {
00869         this->vehicle_over = INVALID_VEHICLE;
00870         this->SetWidgetDirty(WID_D_MATRIX);
00871       }
00872       return;
00873     }
00874 
00875     NWidgetBase *matrix = this->GetWidget<NWidgetBase>(widget);
00876     const Vehicle *v = NULL;
00877     GetDepotVehiclePtData gdvp = {NULL, NULL};
00878 
00879     if (this->GetVehicleFromDepotWndPt(pt.x - matrix->pos_x, pt.y - matrix->pos_y, &v, &gdvp) != MODE_DRAG_VEHICLE) return;
00880 
00881     VehicleID new_vehicle_over = INVALID_VEHICLE;
00882     if (gdvp.head != NULL) {
00883       if (gdvp.wagon == NULL && gdvp.head->Last()->index != this->sel) { // ..at the end of the train.
00884         /* NOTE: As a wagon can't be moved at the begin of a train, head index isn't used to mark a drag-and-drop
00885          * destination inside a train. This head index is then used to indicate that a wagon is inserted at
00886          * the end of the train.
00887          */
00888         new_vehicle_over = gdvp.head->index;
00889       } else if (gdvp.wagon != NULL && gdvp.head != gdvp.wagon &&
00890           gdvp.wagon->index != this->sel &&
00891           gdvp.wagon->Previous()->index != this->sel) { // ..over an existing wagon.
00892         new_vehicle_over = gdvp.wagon->index;
00893       }
00894     }
00895 
00896     if (this->vehicle_over == new_vehicle_over) return;
00897 
00898     this->vehicle_over = new_vehicle_over;
00899     this->SetWidgetDirty(widget);
00900   }
00901 
00902   virtual void OnDragDrop(Point pt, int widget)
00903   {
00904     switch (widget) {
00905       case WID_D_MATRIX: {
00906         const Vehicle *v = NULL;
00907         VehicleID sel = this->sel;
00908 
00909         this->sel = INVALID_VEHICLE;
00910         this->SetDirty();
00911 
00912         NWidgetBase *nwi = this->GetWidget<NWidgetBase>(WID_D_MATRIX);
00913         if (this->type == VEH_TRAIN) {
00914           GetDepotVehiclePtData gdvp = { NULL, NULL };
00915 
00916           if (this->GetVehicleFromDepotWndPt(pt.x - nwi->pos_x, pt.y - nwi->pos_y, &v, &gdvp) == MODE_DRAG_VEHICLE && sel != INVALID_VEHICLE) {
00917             if (gdvp.wagon != NULL && gdvp.wagon->index == sel && _ctrl_pressed) {
00918               DoCommandP(Vehicle::Get(sel)->tile, Vehicle::Get(sel)->index, true,
00919                   CMD_REVERSE_TRAIN_DIRECTION | CMD_MSG(STR_ERROR_CAN_T_REVERSE_DIRECTION_RAIL_VEHICLE));
00920             } else if (gdvp.wagon == NULL || gdvp.wagon->index != sel) {
00921               this->vehicle_over = INVALID_VEHICLE;
00922               TrainDepotMoveVehicle(gdvp.wagon, sel, gdvp.head);
00923             } else if (gdvp.head != NULL && gdvp.head->IsFrontEngine()) {
00924               ShowVehicleViewWindow(gdvp.head);
00925             }
00926           }
00927         } else if (this->GetVehicleFromDepotWndPt(pt.x - nwi->pos_x, pt.y - nwi->pos_y, &v, NULL) == MODE_DRAG_VEHICLE && v != NULL && sel == v->index) {
00928           ShowVehicleViewWindow(v);
00929         }
00930         break;
00931       }
00932 
00933       case WID_D_SELL: case WID_D_SELL_CHAIN: {
00934         if (this->IsWidgetDisabled(widget)) return;
00935         if (this->sel == INVALID_VEHICLE) return;
00936 
00937         this->HandleButtonClick(widget);
00938 
00939         const Vehicle *v = Vehicle::Get(this->sel);
00940         this->sel = INVALID_VEHICLE;
00941         this->SetDirty();
00942 
00943         int sell_cmd = (v->type == VEH_TRAIN && (widget == WID_D_SELL_CHAIN || _ctrl_pressed)) ? 1 : 0;
00944         DoCommandP(v->tile, v->index | sell_cmd << 20 | MAKE_ORDER_BACKUP_FLAG, 0, GetCmdSellVeh(v->type));
00945         break;
00946       }
00947 
00948       default:
00949         this->sel = INVALID_VEHICLE;
00950         this->SetDirty();
00951     }
00952     _cursor.vehchain = false;
00953   }
00954 
00955   virtual void OnTimeout()
00956   {
00957     if (!this->IsWidgetDisabled(WID_D_SELL)) {
00958       this->RaiseWidget(WID_D_SELL);
00959       this->SetWidgetDirty(WID_D_SELL);
00960     }
00961     if (this->nested_array[WID_D_SELL] != NULL && !this->IsWidgetDisabled(WID_D_SELL_CHAIN)) {
00962       this->RaiseWidget(WID_D_SELL_CHAIN);
00963       this->SetWidgetDirty(WID_D_SELL_CHAIN);
00964     }
00965   }
00966 
00967   virtual void OnResize()
00968   {
00969     NWidgetCore *nwi = this->GetWidget<NWidgetCore>(WID_D_MATRIX);
00970     this->vscroll->SetCapacityFromWidget(this, WID_D_MATRIX);
00971     if (this->type == VEH_TRAIN) {
00972       this->hscroll->SetCapacity(nwi->current_x - this->header_width - this->count_width);
00973       nwi->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
00974     } else {
00975       this->num_columns = nwi->current_x / nwi->resize_x;
00976       nwi->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (this->num_columns << MAT_COL_START);
00977     }
00978   }
00979 
00980   virtual EventState OnCTRLStateChange()
00981   {
00982     if (this->sel != INVALID_VEHICLE) {
00983       _cursor.vehchain = _ctrl_pressed;
00984       this->SetWidgetDirty(WID_D_MATRIX);
00985       return ES_HANDLED;
00986     }
00987 
00988     return ES_NOT_HANDLED;
00989   }
00990 };
00991 
00992 static void DepotSellAllConfirmationCallback(Window *win, bool confirmed)
00993 {
00994   if (confirmed) {
00995     DepotWindow *w = (DepotWindow*)win;
00996     TileIndex tile = w->window_number;
00997     byte vehtype = w->type;
00998     DoCommandP(tile, vehtype, 0, CMD_DEPOT_SELL_ALL_VEHICLES);
00999   }
01000 }
01001 
01007 void ShowDepotWindow(TileIndex tile, VehicleType type)
01008 {
01009   if (BringWindowToFrontById(WC_VEHICLE_DEPOT, tile) != NULL) return;
01010 
01011   const WindowDesc *desc;
01012   switch (type) {
01013     default: NOT_REACHED();
01014     case VEH_TRAIN:    desc = &_train_depot_desc;    break;
01015     case VEH_ROAD:     desc = &_road_depot_desc;     break;
01016     case VEH_SHIP:     desc = &_ship_depot_desc;     break;
01017     case VEH_AIRCRAFT: desc = &_aircraft_depot_desc; break;
01018   }
01019 
01020   new DepotWindow(desc, tile, type);
01021 }
01022 
01027 void DeleteDepotHighlightOfVehicle(const Vehicle *v)
01028 {
01029   DepotWindow *w;
01030 
01031   /* If we haven't got any vehicles on the mouse pointer, we haven't got any highlighted in any depots either
01032    * If that is the case, we can skip looping though the windows and save time
01033    */
01034   if (_special_mouse_mode != WSM_DRAGDROP) return;
01035 
01036   w = dynamic_cast<DepotWindow*>(FindWindowById(WC_VEHICLE_DEPOT, v->tile));
01037   if (w != NULL) {
01038     if (w->sel == v->index) ResetObjectToPlace();
01039   }
01040 }