group_gui.cpp

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00001 /* $Id: group_gui.cpp 21047 2010-10-27 20:15:18Z rubidium $ */
00002 
00003 /*
00004  * This file is part of OpenTTD.
00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
00008  */
00009 
00012 #include "stdafx.h"
00013 #include "openttd.h"
00014 #include "textbuf_gui.h"
00015 #include "command_func.h"
00016 #include "vehicle_gui.h"
00017 #include "vehicle_base.h"
00018 #include "group.h"
00019 #include "strings_func.h"
00020 #include "window_func.h"
00021 #include "vehicle_func.h"
00022 #include "autoreplace_gui.h"
00023 #include "company_func.h"
00024 #include "widgets/dropdown_type.h"
00025 #include "widgets/dropdown_func.h"
00026 #include "tilehighlight_func.h"
00027 #include "vehicle_gui_base.h"
00028 #include "core/geometry_func.hpp"
00029 #include "company_base.h"
00030 
00031 #include "table/strings.h"
00032 #include "table/sprites.h"
00033 
00034 typedef GUIList<const Group*> GUIGroupList;
00035 
00036 enum GroupListWidgets {
00037   GRP_WIDGET_CAPTION,
00038   GRP_WIDGET_SORT_BY_ORDER,
00039   GRP_WIDGET_SORT_BY_DROPDOWN,
00040   GRP_WIDGET_LIST_VEHICLE,
00041   GRP_WIDGET_LIST_VEHICLE_SCROLLBAR,
00042   GRP_WIDGET_AVAILABLE_VEHICLES,
00043   GRP_WIDGET_MANAGE_VEHICLES_DROPDOWN,
00044   GRP_WIDGET_STOP_ALL,
00045   GRP_WIDGET_START_ALL,
00046 
00047   GRP_WIDGET_ALL_VEHICLES,
00048   GRP_WIDGET_DEFAULT_VEHICLES,
00049   GRP_WIDGET_LIST_GROUP,
00050   GRP_WIDGET_LIST_GROUP_SCROLLBAR,
00051   GRP_WIDGET_CREATE_GROUP,
00052   GRP_WIDGET_DELETE_GROUP,
00053   GRP_WIDGET_RENAME_GROUP,
00054   GRP_WIDGET_REPLACE_PROTECTION,
00055 };
00056 
00057 enum GroupActionListFunction {
00058   GALF_REPLACE,
00059   GALF_SERVICE,
00060   GALF_DEPOT,
00061   GALF_ADD_SHARED,
00062   GALF_REMOVE_ALL,
00063 };
00064 
00070 static void ShowGroupActionDropdown(Window *w, GroupID gid)
00071 {
00072   DropDownList *list = new DropDownList();
00073 
00074   list->push_back(new DropDownListStringItem(STR_VEHICLE_LIST_REPLACE_VEHICLES,    GALF_REPLACE, false));
00075   list->push_back(new DropDownListStringItem(STR_VEHICLE_LIST_SEND_FOR_SERVICING,  GALF_SERVICE, false));
00076   list->push_back(new DropDownListStringItem(STR_VEHICLE_LIST_SEND_TRAIN_TO_DEPOT, GALF_DEPOT,   false));
00077 
00078   if (Group::IsValidID(gid)) {
00079     list->push_back(new DropDownListStringItem(STR_GROUP_ADD_SHARED_VEHICLE,  GALF_ADD_SHARED, false));
00080     list->push_back(new DropDownListStringItem(STR_GROUP_REMOVE_ALL_VEHICLES, GALF_REMOVE_ALL, false));
00081   }
00082 
00083   ShowDropDownList(w, list, 0, GRP_WIDGET_MANAGE_VEHICLES_DROPDOWN);
00084 }
00085 
00086 static const NWidgetPart _nested_group_widgets[] = {
00087   NWidget(NWID_HORIZONTAL), // Window header
00088     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
00089     NWidget(WWT_CAPTION, COLOUR_GREY, GRP_WIDGET_CAPTION),
00090     NWidget(WWT_SHADEBOX, COLOUR_GREY),
00091     NWidget(WWT_STICKYBOX, COLOUR_GREY),
00092   EndContainer(),
00093   NWidget(NWID_HORIZONTAL),
00094     /* left part */
00095     NWidget(NWID_VERTICAL),
00096       NWidget(WWT_PANEL, COLOUR_GREY), SetMinimalTextLines(1, WD_DROPDOWNTEXT_TOP + WD_DROPDOWNTEXT_BOTTOM), SetFill(1, 0), EndContainer(),
00097       NWidget(WWT_PANEL, COLOUR_GREY, GRP_WIDGET_ALL_VEHICLES), SetMinimalSize(200, 13), SetFill(1, 0), EndContainer(),
00098       NWidget(WWT_PANEL, COLOUR_GREY, GRP_WIDGET_DEFAULT_VEHICLES), SetMinimalSize(200, 13), SetFill(1, 0), EndContainer(),
00099       NWidget(NWID_HORIZONTAL),
00100         NWidget(WWT_MATRIX, COLOUR_GREY, GRP_WIDGET_LIST_GROUP), SetMinimalSize(188, 0), SetDataTip(0x701, STR_GROUPS_CLICK_ON_GROUP_FOR_TOOLTIP),
00101             SetFill(1, 0), SetResize(0, 1),
00102         NWidget(WWT_SCROLL2BAR, COLOUR_GREY, GRP_WIDGET_LIST_GROUP_SCROLLBAR),
00103       EndContainer(),
00104       NWidget(NWID_HORIZONTAL),
00105         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, GRP_WIDGET_CREATE_GROUP), SetMinimalSize(24, 25), SetFill(0, 1),
00106             SetDataTip(SPR_GROUP_CREATE_TRAIN, STR_GROUP_CREATE_TOOLTIP),
00107         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, GRP_WIDGET_DELETE_GROUP), SetMinimalSize(24, 25), SetFill(0, 1),
00108             SetDataTip(SPR_GROUP_DELETE_TRAIN, STR_GROUP_DELETE_TOOLTIP),
00109         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, GRP_WIDGET_RENAME_GROUP), SetMinimalSize(24, 25), SetFill(0, 1),
00110             SetDataTip(SPR_GROUP_RENAME_TRAIN, STR_GROUP_RENAME_TOOLTIP),
00111         NWidget(WWT_PANEL, COLOUR_GREY), SetMinimalSize(92, 25), SetFill(1, 1), EndContainer(),
00112         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, GRP_WIDGET_REPLACE_PROTECTION), SetMinimalSize(24, 25), SetFill(0, 1),
00113             SetDataTip(SPR_GROUP_REPLACE_OFF_TRAIN, STR_GROUP_REPLACE_PROTECTION_TOOLTIP),
00114         NWidget(WWT_PANEL, COLOUR_GREY), SetMinimalSize(12, 25), SetFill(0, 1), EndContainer(),
00115       EndContainer(),
00116     EndContainer(),
00117     /* right part */
00118     NWidget(NWID_VERTICAL),
00119       NWidget(NWID_HORIZONTAL),
00120         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, GRP_WIDGET_SORT_BY_ORDER), SetMinimalSize(81, 12), SetDataTip(STR_BUTTON_SORT_BY, STR_TOOLTIP_SORT_ORDER),
00121         NWidget(WWT_DROPDOWN, COLOUR_GREY, GRP_WIDGET_SORT_BY_DROPDOWN), SetMinimalSize(167, 12), SetDataTip(0x0, STR_TOOLTIP_SORT_CRITERIA),
00122         NWidget(WWT_PANEL, COLOUR_GREY), SetMinimalSize(12, 12), SetResize(1, 0), EndContainer(),
00123       EndContainer(),
00124       NWidget(NWID_HORIZONTAL),
00125         NWidget(WWT_MATRIX, COLOUR_GREY, GRP_WIDGET_LIST_VEHICLE), SetMinimalSize(248, 0), SetDataTip(0x701, STR_NULL), SetResize(1, 1), SetFill(1, 0),
00126         NWidget(WWT_SCROLLBAR, COLOUR_GREY, GRP_WIDGET_LIST_VEHICLE_SCROLLBAR),
00127       EndContainer(),
00128       NWidget(NWID_HORIZONTAL),
00129         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, GRP_WIDGET_AVAILABLE_VEHICLES), SetMinimalSize(106, 12), SetFill(0, 1),
00130             SetDataTip(STR_BLACK_STRING, STR_VEHICLE_LIST_AVAILABLE_ENGINES_TOOLTIP),
00131         NWidget(WWT_DROPDOWN, COLOUR_GREY, GRP_WIDGET_MANAGE_VEHICLES_DROPDOWN), SetMinimalSize(118, 12), SetFill(0, 1),
00132             SetDataTip(STR_VEHICLE_LIST_MANAGE_LIST, STR_VEHICLE_LIST_MANAGE_LIST_TOOLTIP),
00133         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, GRP_WIDGET_STOP_ALL), SetMinimalSize(12, 12), SetFill(0, 1),
00134             SetDataTip(SPR_FLAG_VEH_STOPPED, STR_VEHICLE_LIST_MASS_STOP_LIST_TOOLTIP),
00135         NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, GRP_WIDGET_START_ALL), SetMinimalSize(12, 12), SetFill(0, 1),
00136             SetDataTip(SPR_FLAG_VEH_RUNNING, STR_VEHICLE_LIST_MASS_START_LIST_TOOLTIP),
00137         NWidget(WWT_PANEL, COLOUR_GREY), SetMinimalSize(0, 12), SetFill(1, 1), SetResize(1, 0), EndContainer(),
00138         NWidget(WWT_RESIZEBOX, COLOUR_GREY),
00139       EndContainer(),
00140     EndContainer(),
00141   EndContainer(),
00142 };
00143 
00144 class VehicleGroupWindow : public BaseVehicleListWindow {
00145 private:
00146   GroupID group_sel;     
00147   VehicleID vehicle_sel; 
00148   GroupID group_rename;  
00149   GUIGroupList groups;   
00150   uint tiny_step_height; 
00151 
00157   void BuildGroupList(Owner owner)
00158   {
00159     if (!this->groups.NeedRebuild()) return;
00160 
00161     this->groups.Clear();
00162 
00163     const Group *g;
00164     FOR_ALL_GROUPS(g) {
00165       if (g->owner == owner && g->vehicle_type == this->vehicle_type) {
00166         *this->groups.Append() = g;
00167       }
00168     }
00169 
00170     this->groups.Compact();
00171     this->groups.RebuildDone();
00172   }
00173 
00175   static int CDECL GroupNameSorter(const Group * const *a, const Group * const *b)
00176   {
00177     static const Group *last_group[2] = { NULL, NULL };
00178     static char         last_name[2][64] = { "", "" };
00179 
00180     if (*a != last_group[0]) {
00181       last_group[0] = *a;
00182       SetDParam(0, (*a)->index);
00183       GetString(last_name[0], STR_GROUP_NAME, lastof(last_name[0]));
00184     }
00185 
00186     if (*b != last_group[1]) {
00187       last_group[1] = *b;
00188       SetDParam(0, (*b)->index);
00189       GetString(last_name[1], STR_GROUP_NAME, lastof(last_name[1]));
00190     }
00191 
00192     int r = strcmp(last_name[0], last_name[1]); // sort by name
00193     if (r == 0) return (*a)->index - (*b)->index;
00194     return r;
00195   }
00196 
00197 public:
00198   VehicleGroupWindow(const WindowDesc *desc, WindowNumber window_number) : BaseVehicleListWindow()
00199   {
00200     this->CreateNestedTree(desc);
00201 
00202     this->vehicle_type = (VehicleType)GB(window_number, 11, 5);
00203     switch (this->vehicle_type) {
00204       default: NOT_REACHED();
00205       case VEH_TRAIN:    this->sorting = &_sorting.train;    break;
00206       case VEH_ROAD:     this->sorting = &_sorting.roadveh;  break;
00207       case VEH_SHIP:     this->sorting = &_sorting.ship;     break;
00208       case VEH_AIRCRAFT: this->sorting = &_sorting.aircraft; break;
00209     }
00210 
00211     this->group_sel = ALL_GROUP;
00212     this->vehicle_sel = INVALID_VEHICLE;
00213     this->group_rename = INVALID_GROUP;
00214 
00215     const Owner owner = (Owner)GB(window_number, 0, 8);
00216     this->vehicles.SetListing(*this->sorting);
00217     this->vehicles.ForceRebuild();
00218     this->vehicles.NeedResort();
00219     this->BuildVehicleList(owner, this->group_sel, IsAllGroupID(this->group_sel) ? VLW_STANDARD : VLW_GROUP_LIST);
00220     this->SortVehicleList();
00221 
00222     this->groups.ForceRebuild();
00223     this->groups.NeedResort();
00224     this->BuildGroupList(owner);
00225     this->groups.Sort(&GroupNameSorter);
00226 
00227     this->GetWidget<NWidgetCore>(GRP_WIDGET_CAPTION)->widget_data = STR_VEHICLE_LIST_TRAIN_CAPTION + this->vehicle_type;
00228     this->GetWidget<NWidgetCore>(GRP_WIDGET_LIST_VEHICLE)->tool_tip = STR_VEHICLE_LIST_TRAIN_LIST_TOOLTIP + this->vehicle_type;
00229 
00230     this->GetWidget<NWidgetCore>(GRP_WIDGET_CREATE_GROUP)->widget_data += this->vehicle_type;
00231     this->GetWidget<NWidgetCore>(GRP_WIDGET_RENAME_GROUP)->widget_data += this->vehicle_type;
00232     this->GetWidget<NWidgetCore>(GRP_WIDGET_DELETE_GROUP)->widget_data += this->vehicle_type;
00233     this->GetWidget<NWidgetCore>(GRP_WIDGET_REPLACE_PROTECTION)->widget_data += this->vehicle_type;
00234 
00235     this->FinishInitNested(desc, window_number);
00236     this->owner = owner;
00237   }
00238 
00239   ~VehicleGroupWindow()
00240   {
00241     *this->sorting = this->vehicles.GetListing();
00242   }
00243 
00244   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00245   {
00246     switch (widget) {
00247       case GRP_WIDGET_LIST_GROUP:
00248         this->tiny_step_height = FONT_HEIGHT_NORMAL + WD_MATRIX_TOP;
00249         resize->height = this->tiny_step_height;
00250         /* Minimum height is the height of the list widget minus all and default vehicles and a bit for the bottom bar */
00251         size->height =  4 * GetVehicleListHeight(this->vehicle_type, this->tiny_step_height) - (this->tiny_step_height > 25 ? 2 : 3) * this->tiny_step_height;
00252         break;
00253 
00254       case GRP_WIDGET_ALL_VEHICLES:
00255       case GRP_WIDGET_DEFAULT_VEHICLES:
00256         size->height = FONT_HEIGHT_NORMAL + WD_MATRIX_TOP;
00257         size->width = max(GetStringBoundingBox(STR_GROUP_DEFAULT_TRAINS + this->vehicle_type).width, GetStringBoundingBox(STR_GROUP_ALL_TRAINS + this->vehicle_type).width);
00258         size->width += WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT + 8 + 8;
00259         break;
00260 
00261       case GRP_WIDGET_SORT_BY_ORDER: {
00262         Dimension d = GetStringBoundingBox(this->GetWidget<NWidgetCore>(widget)->widget_data);
00263         d.width += padding.width + WD_SORTBUTTON_ARROW_WIDTH * 2; // Doubled since the string is centred and it also looks better.
00264         d.height += padding.height;
00265         *size = maxdim(*size, d);
00266         break;
00267       }
00268 
00269       case GRP_WIDGET_LIST_VEHICLE:
00270         resize->height = GetVehicleListHeight(this->vehicle_type, FONT_HEIGHT_NORMAL + WD_MATRIX_TOP);
00271         size->height = 4 * resize->height;
00272         break;
00273 
00274       case GRP_WIDGET_MANAGE_VEHICLES_DROPDOWN: {
00275         static const StringID _dropdown_text[] = {STR_VEHICLE_LIST_REPLACE_VEHICLES, STR_VEHICLE_LIST_SEND_FOR_SERVICING, STR_VEHICLE_LIST_SEND_TRAIN_TO_DEPOT, STR_GROUP_ADD_SHARED_VEHICLE, STR_GROUP_REMOVE_ALL_VEHICLES};
00276         Dimension d = {0, 0};
00277         for (const StringID *sid = _dropdown_text; sid != endof(_dropdown_text); sid++) {
00278           d = maxdim(d, GetStringBoundingBox(*sid));
00279         }
00280         d.height += padding.height;
00281         d.width  += padding.width;
00282         *size = maxdim(*size, d);
00283       } break;
00284     }
00285   }
00286 
00287   virtual void OnInvalidateData(int data)
00288   {
00289     if (data == 0) {
00290       this->vehicles.ForceRebuild();
00291       this->groups.ForceRebuild();
00292     } else {
00293       this->vehicles.ForceResort();
00294       this->groups.ForceResort();
00295     }
00296 
00297     if (this->group_rename != INVALID_GROUP && !Group::IsValidID(this->group_rename)) {
00298       DeleteWindowByClass(WC_QUERY_STRING);
00299       this->group_rename = INVALID_GROUP;
00300     }
00301 
00302     if (!(IsAllGroupID(this->group_sel) || IsDefaultGroupID(this->group_sel) || Group::IsValidID(this->group_sel))) {
00303       this->group_sel = ALL_GROUP;
00304       HideDropDownMenu(this);
00305     }
00306     this->SetDirty();
00307   }
00308 
00309   virtual void SetStringParameters(int widget) const
00310   {
00311     switch (widget) {
00312       case GRP_WIDGET_AVAILABLE_VEHICLES:
00313         SetDParam(0, STR_VEHICLE_LIST_AVAILABLE_TRAINS + this->vehicle_type);
00314         break;
00315 
00316       case GRP_WIDGET_CAPTION:
00317         /* If selected_group == DEFAULT_GROUP || ALL_GROUP, draw the standard caption
00318          * We list all vehicles or ungrouped vehicles */
00319         if (IsDefaultGroupID(this->group_sel) || IsAllGroupID(this->group_sel)) {
00320           SetDParam(0, STR_COMPANY_NAME);
00321           SetDParam(1, GB(this->window_number, 0, 8));
00322           SetDParam(2, this->vehicles.Length());
00323           SetDParam(3, this->vehicles.Length());
00324         } else {
00325           const Group *g = Group::Get(this->group_sel);
00326 
00327           SetDParam(0, STR_GROUP_NAME);
00328           SetDParam(1, g->index);
00329           SetDParam(2, g->num_vehicle);
00330           SetDParam(3, g->num_vehicle);
00331         }
00332         break;
00333     }
00334   }
00335 
00336   virtual void OnPaint()
00337   {
00338     const Owner owner = (Owner)GB(this->window_number, 0, 8);
00339 
00340     /* If we select the all vehicles, this->list will contain all vehicles of the owner
00341      * else this->list will contain all vehicles which belong to the selected group */
00342     this->BuildVehicleList(owner, this->group_sel, IsAllGroupID(this->group_sel) ? VLW_STANDARD : VLW_GROUP_LIST);
00343     this->SortVehicleList();
00344 
00345     this->BuildGroupList(owner);
00346     this->groups.Sort(&GroupNameSorter);
00347 
00348     this->vscroll2.SetCount(this->groups.Length());
00349     this->vscroll.SetCount(this->vehicles.Length());
00350 
00351     /* The drop down menu is out, *but* it may not be used, retract it. */
00352     if (this->vehicles.Length() == 0 && this->IsWidgetLowered(GRP_WIDGET_MANAGE_VEHICLES_DROPDOWN)) {
00353       this->RaiseWidget(GRP_WIDGET_MANAGE_VEHICLES_DROPDOWN);
00354       HideDropDownMenu(this);
00355     }
00356 
00357     /* Disable all lists management button when the list is empty */
00358     this->SetWidgetsDisabledState(this->vehicles.Length() == 0 || _local_company != owner,
00359         GRP_WIDGET_STOP_ALL,
00360         GRP_WIDGET_START_ALL,
00361         GRP_WIDGET_MANAGE_VEHICLES_DROPDOWN,
00362         WIDGET_LIST_END);
00363 
00364     /* Disable the group specific function when we select the default group or all vehicles */
00365     this->SetWidgetsDisabledState(IsDefaultGroupID(this->group_sel) || IsAllGroupID(this->group_sel) || _local_company != owner,
00366         GRP_WIDGET_DELETE_GROUP,
00367         GRP_WIDGET_RENAME_GROUP,
00368         GRP_WIDGET_REPLACE_PROTECTION,
00369         WIDGET_LIST_END);
00370 
00371     /* Disable remaining buttons for non-local companies
00372      * Needed while changing _local_company, eg. by cheats
00373      * All procedures (eg. move vehicle to another group)
00374      *  verify, whether you are the owner of the vehicle,
00375      *  so it doesn't have to be disabled
00376      */
00377     this->SetWidgetsDisabledState(_local_company != owner,
00378         GRP_WIDGET_CREATE_GROUP,
00379         GRP_WIDGET_AVAILABLE_VEHICLES,
00380         WIDGET_LIST_END);
00381 
00382     /* If not a default group and the group has replace protection, show an enabled replace sprite. */
00383     uint16 protect_sprite = SPR_GROUP_REPLACE_OFF_TRAIN;
00384     if (!IsDefaultGroupID(this->group_sel) && !IsAllGroupID(this->group_sel) && Group::Get(this->group_sel)->replace_protection) protect_sprite = SPR_GROUP_REPLACE_ON_TRAIN;
00385     this->GetWidget<NWidgetCore>(GRP_WIDGET_REPLACE_PROTECTION)->widget_data = protect_sprite + this->vehicle_type;
00386 
00387     /* Set text of sort by dropdown */
00388     this->GetWidget<NWidgetCore>(GRP_WIDGET_SORT_BY_DROPDOWN)->widget_data = this->vehicle_sorter_names[this->vehicles.SortType()];
00389 
00390     this->DrawWidgets();
00391   }
00392 
00393   virtual void DrawWidget(const Rect &r, int widget) const
00394   {
00395     switch (widget) {
00396       case GRP_WIDGET_ALL_VEHICLES:
00397         DrawString(r.left + WD_FRAMERECT_LEFT + 8, r.right - WD_FRAMERECT_RIGHT - 8, r.top + WD_FRAMERECT_TOP + 1,
00398             STR_GROUP_ALL_TRAINS + this->vehicle_type, IsAllGroupID(this->group_sel) ? TC_WHITE : TC_BLACK);
00399         break;
00400 
00401       case GRP_WIDGET_DEFAULT_VEHICLES:
00402         DrawString(r.left + WD_FRAMERECT_LEFT + 8, r.right - WD_FRAMERECT_RIGHT - 8, r.top + WD_FRAMERECT_TOP + 1,
00403             STR_GROUP_DEFAULT_TRAINS + this->vehicle_type, IsDefaultGroupID(this->group_sel) ? TC_WHITE : TC_BLACK);
00404         break;
00405 
00406       case GRP_WIDGET_LIST_GROUP: {
00407         int y1 = r.top + WD_FRAMERECT_TOP + 1;
00408         int max = min(this->vscroll2.GetPosition() + this->vscroll2.GetCapacity(), this->groups.Length());
00409         for (int i = this->vscroll2.GetPosition(); i < max; ++i) {
00410           const Group *g = this->groups[i];
00411 
00412           assert(g->owner == this->owner);
00413 
00414           /* draw the selected group in white, else we draw it in black */
00415           SetDParam(0, g->index);
00416           DrawString(r.left + WD_FRAMERECT_LEFT + 8, r.right - WD_FRAMERECT_RIGHT - 8, y1, STR_GROUP_NAME, (this->group_sel == g->index) ? TC_WHITE : TC_BLACK);
00417 
00418           /* draw the number of vehicles of the group */
00419           SetDParam(0, g->num_vehicle);
00420           DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y1 + 1, STR_TINY_COMMA, (this->group_sel == g->index) ? TC_WHITE : TC_BLACK, SA_RIGHT);
00421 
00422           y1 += this->tiny_step_height;
00423         }
00424         break;
00425       }
00426 
00427       case GRP_WIDGET_SORT_BY_ORDER:
00428         this->DrawSortButtonState(GRP_WIDGET_SORT_BY_ORDER, this->vehicles.IsDescSortOrder() ? SBS_DOWN : SBS_UP);
00429         break;
00430 
00431       case GRP_WIDGET_LIST_VEHICLE:
00432         this->DrawVehicleListItems(this->vehicle_sel, this->resize.step_height, r);
00433         break;
00434     }
00435   }
00436 
00437   virtual void OnClick(Point pt, int widget, int click_count)
00438   {
00439     switch (widget) {
00440       case GRP_WIDGET_SORT_BY_ORDER: // Flip sorting method ascending/descending
00441         this->vehicles.ToggleSortOrder();
00442         this->SetDirty();
00443         break;
00444 
00445       case GRP_WIDGET_SORT_BY_DROPDOWN: // Select sorting criteria dropdown menu
00446         ShowDropDownMenu(this, this->vehicle_sorter_names, this->vehicles.SortType(),  GRP_WIDGET_SORT_BY_DROPDOWN, 0, (this->vehicle_type == VEH_TRAIN || this->vehicle_type == VEH_ROAD) ? 0 : (1 << 10));
00447         return;
00448 
00449       case GRP_WIDGET_ALL_VEHICLES: // All vehicles button
00450         if (!IsAllGroupID(this->group_sel)) {
00451           this->group_sel = ALL_GROUP;
00452           this->vehicles.ForceRebuild();
00453           this->SetDirty();
00454         }
00455         break;
00456 
00457       case GRP_WIDGET_DEFAULT_VEHICLES: // Ungrouped vehicles button
00458         if (!IsDefaultGroupID(this->group_sel)) {
00459           this->group_sel = DEFAULT_GROUP;
00460           this->vehicles.ForceRebuild();
00461           this->SetDirty();
00462         }
00463         break;
00464 
00465       case GRP_WIDGET_LIST_GROUP: { // Matrix Group
00466         uint16 id_g = (pt.y - this->GetWidget<NWidgetBase>(GRP_WIDGET_LIST_GROUP)->pos_y) / (int)this->tiny_step_height;
00467 
00468         if (id_g >= this->vscroll2.GetCapacity()) return;
00469 
00470         id_g += this->vscroll2.GetPosition();
00471 
00472         if (id_g >= this->groups.Length()) return;
00473 
00474         this->group_sel = this->groups[id_g]->index;
00475 
00476         this->vehicles.ForceRebuild();
00477         this->SetDirty();
00478         break;
00479       }
00480 
00481       case GRP_WIDGET_LIST_VEHICLE: { // Matrix Vehicle
00482         uint32 id_v = (pt.y - this->GetWidget<NWidgetBase>(GRP_WIDGET_LIST_VEHICLE)->pos_y) / (int)this->resize.step_height;
00483         if (id_v >= this->vscroll.GetCapacity()) return; // click out of bounds
00484 
00485         id_v += this->vscroll.GetPosition();
00486 
00487         if (id_v >= this->vehicles.Length()) return; // click out of list bound
00488 
00489         const Vehicle *v = this->vehicles[id_v];
00490 
00491         this->vehicle_sel = v->index;
00492 
00493         SetObjectToPlaceWnd(v->GetImage(DIR_W), GetVehiclePalette(v), HT_DRAG, this);
00494         _cursor.vehchain = true;
00495 
00496         this->SetDirty();
00497         break;
00498       }
00499 
00500       case GRP_WIDGET_CREATE_GROUP: { // Create a new group
00501         DoCommandP(0, this->vehicle_type, 0, CMD_CREATE_GROUP | CMD_MSG(STR_ERROR_GROUP_CAN_T_CREATE), CcCreateGroup);
00502         break;
00503       }
00504 
00505       case GRP_WIDGET_DELETE_GROUP: { // Delete the selected group
00506         GroupID group = this->group_sel;
00507         this->group_sel = ALL_GROUP;
00508 
00509         DoCommandP(0, group, 0, CMD_DELETE_GROUP | CMD_MSG(STR_ERROR_GROUP_CAN_T_DELETE));
00510         break;
00511       }
00512 
00513       case GRP_WIDGET_RENAME_GROUP: // Rename the selected roup
00514         this->ShowRenameGroupWindow(this->group_sel, false);
00515         break;
00516 
00517       case GRP_WIDGET_AVAILABLE_VEHICLES:
00518         ShowBuildVehicleWindow(INVALID_TILE, this->vehicle_type);
00519         break;
00520 
00521       case GRP_WIDGET_MANAGE_VEHICLES_DROPDOWN:
00522         ShowGroupActionDropdown(this, this->group_sel);
00523         break;
00524 
00525       case GRP_WIDGET_START_ALL:
00526       case GRP_WIDGET_STOP_ALL: { // Start/stop all vehicles of the list
00527         DoCommandP(0, this->group_sel, ((IsAllGroupID(this->group_sel) ? VLW_STANDARD : VLW_GROUP_LIST) & VLW_MASK)
00528                           | (1 << 6)
00529                           | (widget == GRP_WIDGET_START_ALL ? (1 << 5) : 0)
00530                           | this->vehicle_type, CMD_MASS_START_STOP);
00531 
00532         break;
00533       }
00534 
00535       case GRP_WIDGET_REPLACE_PROTECTION: {
00536         const Group *g = Group::GetIfValid(this->group_sel);
00537         if (g != NULL) {
00538           DoCommandP(0, this->group_sel, !g->replace_protection, CMD_SET_GROUP_REPLACE_PROTECTION);
00539         }
00540         break;
00541       }
00542     }
00543   }
00544 
00545   virtual void OnDragDrop(Point pt, int widget)
00546   {
00547     switch (widget) {
00548       case GRP_WIDGET_ALL_VEHICLES: // All vehicles
00549       case GRP_WIDGET_DEFAULT_VEHICLES: // Ungrouped vehicles
00550         DoCommandP(0, DEFAULT_GROUP, this->vehicle_sel, CMD_ADD_VEHICLE_GROUP | CMD_MSG(STR_ERROR_GROUP_CAN_T_ADD_VEHICLE));
00551 
00552         this->vehicle_sel = INVALID_VEHICLE;
00553 
00554         this->SetDirty();
00555         break;
00556 
00557       case GRP_WIDGET_LIST_GROUP: { // Maxtrix group
00558         uint16 id_g = (pt.y - this->GetWidget<NWidgetBase>(GRP_WIDGET_LIST_GROUP)->pos_y) / (int)this->tiny_step_height;
00559         const VehicleID vindex = this->vehicle_sel;
00560 
00561         this->vehicle_sel = INVALID_VEHICLE;
00562 
00563         this->SetDirty();
00564 
00565         if (id_g >= this->vscroll2.GetCapacity()) return;
00566 
00567         id_g += this->vscroll2.GetPosition();
00568 
00569         if (id_g >= this->groups.Length()) return;
00570 
00571         DoCommandP(0, this->groups[id_g]->index, vindex, CMD_ADD_VEHICLE_GROUP | CMD_MSG(STR_ERROR_GROUP_CAN_T_ADD_VEHICLE));
00572         break;
00573       }
00574 
00575       case GRP_WIDGET_LIST_VEHICLE: { // Maxtrix vehicle
00576         uint32 id_v = (pt.y - this->GetWidget<NWidgetBase>(GRP_WIDGET_LIST_VEHICLE)->pos_y) / (int)this->resize.step_height;
00577         const VehicleID vindex = this->vehicle_sel;
00578 
00579         this->vehicle_sel = INVALID_VEHICLE;
00580 
00581         this->SetDirty();
00582 
00583         if (id_v >= this->vscroll.GetCapacity()) return; // click out of bounds
00584 
00585         id_v += this->vscroll.GetPosition();
00586 
00587         if (id_v >= this->vehicles.Length()) return; // click out of list bound
00588 
00589         const Vehicle *v = this->vehicles[id_v];
00590         if (vindex == v->index) {
00591           ShowVehicleViewWindow(v);
00592         }
00593         break;
00594       }
00595     }
00596     _cursor.vehchain = false;
00597   }
00598 
00599   virtual void OnQueryTextFinished(char *str)
00600   {
00601     if (str != NULL) DoCommandP(0, this->group_rename, 0, CMD_RENAME_GROUP | CMD_MSG(STR_ERROR_GROUP_CAN_T_RENAME), NULL, str);
00602     this->group_rename = INVALID_GROUP;
00603   }
00604 
00605   virtual void OnResize()
00606   {
00607     NWidgetCore *nwi = this->GetWidget<NWidgetCore>(GRP_WIDGET_LIST_GROUP);
00608     this->vscroll2.SetCapacity(nwi->current_y / this->tiny_step_height);
00609     nwi->widget_data = (this->vscroll2.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
00610 
00611     nwi = this->GetWidget<NWidgetCore>(GRP_WIDGET_LIST_VEHICLE);
00612     this->vscroll.SetCapacityFromWidget(this, GRP_WIDGET_LIST_VEHICLE);
00613     nwi->widget_data = (this->vscroll.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
00614   }
00615 
00616   virtual void OnDropdownSelect(int widget, int index)
00617   {
00618     switch (widget) {
00619       case GRP_WIDGET_SORT_BY_DROPDOWN:
00620         this->vehicles.SetSortType(index);
00621         break;
00622 
00623       case GRP_WIDGET_MANAGE_VEHICLES_DROPDOWN:
00624         assert(this->vehicles.Length() != 0);
00625 
00626         switch (index) {
00627           case GALF_REPLACE: // Replace window
00628             ShowReplaceGroupVehicleWindow(this->group_sel, this->vehicle_type);
00629             break;
00630           case GALF_SERVICE: // Send for servicing
00631             DoCommandP(0, this->group_sel, ((IsAllGroupID(this->group_sel) ? VLW_STANDARD : VLW_GROUP_LIST) & VLW_MASK)
00632                   | DEPOT_MASS_SEND
00633                   | DEPOT_SERVICE, GetCmdSendToDepot(this->vehicle_type));
00634             break;
00635           case GALF_DEPOT: // Send to Depots
00636             DoCommandP(0, this->group_sel, ((IsAllGroupID(this->group_sel) ? VLW_STANDARD : VLW_GROUP_LIST) & VLW_MASK)
00637                   | DEPOT_MASS_SEND, GetCmdSendToDepot(this->vehicle_type));
00638             break;
00639           case GALF_ADD_SHARED: // Add shared Vehicles
00640             assert(Group::IsValidID(this->group_sel));
00641 
00642             DoCommandP(0, this->group_sel, this->vehicle_type, CMD_ADD_SHARED_VEHICLE_GROUP | CMD_MSG(STR_ERROR_GROUP_CAN_T_ADD_SHARED_VEHICLE));
00643             break;
00644           case GALF_REMOVE_ALL: // Remove all Vehicles from the selected group
00645             assert(Group::IsValidID(this->group_sel));
00646 
00647             DoCommandP(0, this->group_sel, this->vehicle_type, CMD_REMOVE_ALL_VEHICLES_GROUP | CMD_MSG(STR_ERROR_GROUP_CAN_T_REMOVE_ALL_VEHICLES));
00648             break;
00649           default: NOT_REACHED();
00650         }
00651         break;
00652 
00653       default: NOT_REACHED();
00654     }
00655 
00656     this->SetDirty();
00657   }
00658 
00659   virtual void OnTick()
00660   {
00661     if (_pause_mode != PM_UNPAUSED) return;
00662     if (this->groups.NeedResort() || this->vehicles.NeedResort()) {
00663       this->SetDirty();
00664     }
00665   }
00666 
00667   virtual void OnPlaceObjectAbort()
00668   {
00669     /* abort drag & drop */
00670     this->vehicle_sel = INVALID_VEHICLE;
00671     this->SetWidgetDirty(GRP_WIDGET_LIST_VEHICLE);
00672   }
00673 
00674   void ShowRenameGroupWindow(GroupID group, bool empty)
00675   {
00676     assert(Group::IsValidID(group));
00677     this->group_rename = group;
00678     /* Show empty query for new groups */
00679     StringID str = STR_EMPTY;
00680     if (!empty) {
00681       SetDParam(0, group);
00682       str = STR_GROUP_NAME;
00683     }
00684     ShowQueryString(str, STR_GROUP_RENAME_CAPTION, MAX_LENGTH_GROUP_NAME_BYTES, MAX_LENGTH_GROUP_NAME_PIXELS, this, CS_ALPHANUMERAL, QSF_ENABLE_DEFAULT);
00685   }
00686 
00692   void UnselectVehicle(VehicleID vehicle)
00693   {
00694     if (this->vehicle_sel == vehicle) ResetObjectToPlace();
00695   }
00696 };
00697 
00698 
00699 static WindowDesc _other_group_desc(
00700   WDP_AUTO, 460, 246,
00701   WC_INVALID, WC_NONE,
00702   WDF_UNCLICK_BUTTONS,
00703   _nested_group_widgets, lengthof(_nested_group_widgets)
00704 );
00705 
00706 static const WindowDesc _train_group_desc(
00707   WDP_AUTO, 525, 246,
00708   WC_TRAINS_LIST, WC_NONE,
00709   WDF_UNCLICK_BUTTONS,
00710   _nested_group_widgets, lengthof(_nested_group_widgets)
00711 );
00712 
00713 void ShowCompanyGroup(CompanyID company, VehicleType vehicle_type)
00714 {
00715   if (!Company::IsValidID(company)) return;
00716 
00717   WindowNumber num = (vehicle_type << 11) | VLW_GROUP_LIST | company;
00718   if (vehicle_type == VEH_TRAIN) {
00719     AllocateWindowDescFront<VehicleGroupWindow>(&_train_group_desc, num);
00720   } else {
00721     _other_group_desc.cls = GetWindowClassForVehicleType(vehicle_type);
00722     AllocateWindowDescFront<VehicleGroupWindow>(&_other_group_desc, num);
00723   }
00724 }
00725 
00732 static inline VehicleGroupWindow *FindVehicleGroupWindow(VehicleType vt, Owner owner)
00733 {
00734   return (VehicleGroupWindow *)FindWindowById(GetWindowClassForVehicleType(vt), (vt << 11) | VLW_GROUP_LIST | owner);
00735 }
00736 
00745 void CcCreateGroup(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
00746 {
00747   if (result.Failed()) return;
00748   assert(p1 <= VEH_AIRCRAFT);
00749 
00750   VehicleGroupWindow *w = FindVehicleGroupWindow((VehicleType)p1, _current_company);
00751   if (w != NULL) w->ShowRenameGroupWindow(_new_group_id, true);
00752 }
00753 
00758 void DeleteGroupHighlightOfVehicle(const Vehicle *v)
00759 {
00760   /* If we haven't got any vehicles on the mouse pointer, we haven't got any highlighted in any group windows either
00761    * If that is the case, we can skip looping though the windows and save time
00762    */
00763   if (_special_mouse_mode != WSM_DRAGDROP) return;
00764 
00765   VehicleGroupWindow *w = FindVehicleGroupWindow(v->type, v->owner);
00766   if (w != NULL) w->UnselectVehicle(v->index);
00767 }

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