# signs_gui.cpp

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    00001 /* $Id: signs_gui.cpp 21413 2010-12-05 22:25:08Z 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 "company_gui.h"
    00014 #include "company_func.h"
    00015 #include "signs_base.h"
    00016 #include "signs_func.h"
    00017 #include "debug.h"
    00018 #include "command_func.h"
    00019 #include "strings_func.h"
    00020 #include "window_func.h"
    00021 #include "map_func.h"
    00022 #include "gfx_func.h"
    00023 #include "viewport_func.h"
    00024 #include "querystring_gui.h"
    00025 #include "sortlist_type.h"
    00026 #include "string_func.h"
    00027 #include "core/geometry_func.hpp"
    00028 #include "hotkeys.h"
    00029
    00030 #include "table/strings.h"
    00031 #include "table/sprites.h"
    00032
    00038 struct FilterInfo {
    00039   const char *string;
    00040   bool case_sensitive;
    00041 };
    00042
    00043 struct SignList {
    00048   typedef GUIList<const Sign *, FilterInfo> GUISignList;
    00049
    00050   static const Sign *last_sign;
    00051   GUISignList signs;
    00052
    00053   char filter_string[MAX_LENGTH_SIGN_NAME_CHARS * MAX_CHAR_LENGTH];
    00054   static bool match_case;
    00055
    00059   SignList()
    00060   {
    00061     filter_string[0] = '\0';
    00062   }
    00063
    00064   void BuildSignsList()
    00065   {
    00066     if (!this->signs.NeedRebuild()) return;
    00067
    00068     DEBUG(misc, 3, "Building sign list");
    00069
    00070     this->signs.Clear();
    00071
    00072     const Sign *si;
    00073     FOR_ALL_SIGNS(si) *this->signs.Append() = si;
    00074
    00075     this->FilterSignList();
    00076     this->signs.Compact();
    00077     this->signs.RebuildDone();
    00078   }
    00079
    00081   static int CDECL SignNameSorter(const Sign * const *a, const Sign * const *b)
    00082   {
    00083     static char buf_cache[64];
    00084     char buf[64];
    00085
    00086     SetDParam(0, (*a)->index);
    00087     GetString(buf, STR_SIGN_NAME, lastof(buf));
    00088
    00089     if (*b != last_sign) {
    00090       last_sign = *b;
    00091       SetDParam(0, (*b)->index);
    00092       GetString(buf_cache, STR_SIGN_NAME, lastof(buf_cache));
    00093     }
    00094
    00095     int r = strnatcmp(buf, buf_cache); // Sort by name (natural sorting).
    00096
    00097     return r != 0 ? r : ((*a)->index - (*b)->index);
    00098   }
    00099
    00100   void SortSignsList()
    00101   {
    00102     if (!this->signs.Sort(&SignNameSorter)) return;
    00103
    00104     /* Reset the name sorter sort cache */
    00105     this->last_sign = NULL;
    00106   }
    00107
    00109   static bool CDECL SignNameFilter(const Sign * const *a, FilterInfo filter_info)
    00110   {
    00111     /* Get sign string */
    00112     char buf1[MAX_LENGTH_SIGN_NAME_CHARS * MAX_CHAR_LENGTH];
    00113     SetDParam(0, (*a)->index);
    00114     GetString(buf1, STR_SIGN_NAME, lastof(buf1));
    00115
    00116     return (filter_info.case_sensitive ? strstr(buf1, filter_info.string) : strcasestr(buf1, filter_info.string)) != NULL;
    00117   }
    00118
    00120   void FilterSignList()
    00121   {
    00122     FilterInfo filter_info = {this->filter_string, this->match_case};
    00123     this->signs.Filter(&SignNameFilter, filter_info);
    00124   }
    00125 };
    00126
    00127 const Sign *SignList::last_sign = NULL;
    00128 bool SignList::match_case = false;
    00129
    00131 enum SignListWidgets {
    00132   SLW_CAPTION,
    00133   SLW_LIST,
    00134   SLW_SCROLLBAR,
    00135   SLW_FILTER_TEXT,
    00136   SLW_FILTER_MATCH_CASE_BTN,
    00137   SLW_FILTER_CLEAR_BTN,
    00138 };
    00139
    00141 enum SignListHotkeys {
    00142   SLHK_FOCUS_FILTER_BOX,
    00143 };
    00144
    00145 struct SignListWindow : QueryStringBaseWindow, SignList {
    00146   int text_offset;
    00147   Scrollbar *vscroll;
    00148
    00149   SignListWindow(const WindowDesc *desc, WindowNumber window_number) : QueryStringBaseWindow(MAX_LENGTH_SIGN_NAME_CHARS * MAX_CHAR_LENGTH, MAX_LENGTH_SIGN_NAME_CHARS)
    00150   {
    00151     this->CreateNestedTree(desc);
    00152     this->vscroll = this->GetScrollbar(SLW_SCROLLBAR);
    00153     this->FinishInitNested(desc, window_number);
    00154     this->SetWidgetLoweredState(SLW_FILTER_MATCH_CASE_BTN, SignList::match_case);
    00155
    00156     /* Initialize the text edit widget */
    00157     this->afilter = CS_ALPHANUMERAL;
    00158     InitializeTextBuffer(&this->text, this->edit_str_buf, MAX_LENGTH_SIGN_NAME_CHARS * MAX_CHAR_LENGTH, MAX_LENGTH_SIGN_NAME_CHARS, MAX_LENGTH_SIGN_NAME_PIXELS);
    00159     ClearFilterTextWidget();
    00160
    00161     /* Initialize the filtering variables */
    00162     this->SetFilterString("");
    00163
    00164     /* Create initial list. */
    00165     this->signs.ForceRebuild();
    00166     this->signs.ForceResort();
    00167     this->BuildSignsList();
    00168     this->SortSignsList();
    00169     this->vscroll->SetCount(this->signs.Length());
    00170   }
    00171
    00176   void ClearFilterTextWidget()
    00177   {
    00178     this->edit_str_buf[0] = '\0';
    00179     UpdateTextBufferSize(&this->text);
    00180
    00181     this->SetWidgetDirty(SLW_FILTER_TEXT);
    00182   }
    00183
    00190   void SetFilterString(const char *new_filter_string)
    00191   {
    00192     /* check if there is a new filter string */
    00193     if (!StrEmpty(new_filter_string)) {
    00194       /* Copy new filter string */
    00195       strecpy(this->filter_string, new_filter_string, lastof(this->filter_string));
    00196
    00197       this->signs.SetFilterState(true);
    00198
    00199       this->EnableWidget(SLW_FILTER_CLEAR_BTN);
    00200     } else {
    00201       /* There is no new string -> clear this->filter_string */
    00202       this->filter_string[0] = '\0';
    00203
    00204       this->signs.SetFilterState(false);
    00205       this->DisableWidget(SLW_FILTER_CLEAR_BTN);
    00206     }
    00207
    00208     /* Repaint the clear button since its disabled state may have changed */
    00209     this->SetWidgetDirty(SLW_FILTER_CLEAR_BTN);
    00210
    00211     /* Rebuild the list of signs */
    00212     this->InvalidateData();
    00213   }
    00214
    00215   virtual void OnPaint()
    00216   {
    00217     this->DrawWidgets();
    00218     if (!this->IsShaded()) this->DrawEditBox(SLW_FILTER_TEXT);
    00219   }
    00220
    00221   virtual void DrawWidget(const Rect &r, int widget) const
    00222   {
    00223     switch (widget) {
    00224       case SLW_LIST: {
    00225         uint y = r.top + WD_FRAMERECT_TOP; // Offset from top of widget.
    00226         /* No signs? */
    00227         if (this->vscroll->GetCount() == 0) {
    00228           DrawString(r.left + WD_FRAMETEXT_LEFT, r.right, y, STR_STATION_LIST_NONE);
    00229           return;
    00230         }
    00231
    00232         bool rtl = _current_text_dir == TD_RTL;
    00233         int sprite_offset_y = (FONT_HEIGHT_NORMAL - 10) / 2 + 1;
    00234         uint icon_left  = 4 + (rtl ? r.right - this->text_offset : r.left);
    00235         uint text_left  = r.left + (rtl ? WD_FRAMERECT_LEFT : this->text_offset);
    00236         uint text_right = r.right - (rtl ? this->text_offset : WD_FRAMERECT_RIGHT);
    00237
    00238         /* At least one sign available. */
    00239         for (uint16 i = this->vscroll->GetPosition(); this->vscroll->IsVisible(i) && i < this->vscroll->GetCount(); i++) {
    00240           const Sign *si = this->signs[i];
    00241
    00242           if (si->owner != OWNER_NONE) DrawCompanyIcon(si->owner, icon_left, y + sprite_offset_y);
    00243
    00244           SetDParam(0, si->index);
    00245           DrawString(text_left, text_right, y, STR_SIGN_NAME, TC_YELLOW);
    00246           y += this->resize.step_height;
    00247         }
    00248         break;
    00249       }
    00250     }
    00251   }
    00252
    00253   virtual void SetStringParameters(int widget) const
    00254   {
    00255     if (widget == SLW_CAPTION) SetDParam(0, this->vscroll->GetCount());
    00256   }
    00257
    00258   virtual void OnClick(Point pt, int widget, int click_count)
    00259   {
    00260     switch (widget) {
    00261       case SLW_LIST: {
    00262         uint id_v = this->vscroll->GetScrolledRowFromWidget(pt.y, this, SLW_LIST, WD_FRAMERECT_TOP);
    00263         if (id_v == INT_MAX) return;
    00264
    00265         const Sign *si = this->signs[id_v];
    00266         ScrollMainWindowToTile(TileVirtXY(si->x, si->y));
    00267         break;
    00268       }
    00269       case SLW_FILTER_CLEAR_BTN:
    00270         this->ClearFilterTextWidget(); // Empty the text in the EditBox widget
    00271         this->SetFilterString("");     // Use empty text as filter text (= view all signs)
    00272         break;
    00273
    00274       case SLW_FILTER_MATCH_CASE_BTN:
    00275         SignList::match_case = !SignList::match_case; // Toggle match case
    00276         this->SetWidgetLoweredState(SLW_FILTER_MATCH_CASE_BTN, SignList::match_case); // Toggle button pushed state
    00277         this->InvalidateData(); // Rebuild the list of signs
    00278         break;
    00279     }
    00280   }
    00281
    00282   virtual void OnResize()
    00283   {
    00284     this->vscroll->SetCapacityFromWidget(this, SLW_LIST, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM);
    00285   }
    00286
    00287   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00288   {
    00289     switch (widget) {
    00290       case SLW_LIST: {
    00291         Dimension spr_dim = GetSpriteSize(SPR_COMPANY_ICON);
    00292         this->text_offset = WD_FRAMETEXT_LEFT + spr_dim.width + 2; // 2 pixels space between icon and the sign text.
    00293         resize->height = max<uint>(FONT_HEIGHT_NORMAL, GetSpriteSize(SPR_COMPANY_ICON).height);
    00294         Dimension d = {this->text_offset + MAX_LENGTH_SIGN_NAME_PIXELS + WD_FRAMETEXT_RIGHT, WD_FRAMERECT_TOP + 5 * resize->height + WD_FRAMERECT_BOTTOM};
    00295         *size = maxdim(*size, d);
    00296         break;
    00297       }
    00298
    00299       case SLW_CAPTION:
    00300         SetDParam(0, max<size_t>(1000, Sign::GetPoolSize()));
    00301         *size = GetStringBoundingBox(STR_SIGN_LIST_CAPTION);
    00302         size->height += padding.height;
    00303         size->width  += padding.width;
    00304         break;
    00305     }
    00306   }
    00307
    00308   virtual EventState OnKeyPress(uint16 key, uint16 keycode)
    00309   {
    00310     EventState state = ES_NOT_HANDLED;
    00311     switch (this->HandleEditBoxKey(SLW_FILTER_TEXT, key, keycode, state)) {
    00312       case HEBR_EDITING:
    00313         this->SetFilterString(this->text.buf);
    00314         break;
    00315
    00316       case HEBR_CONFIRM: // Enter pressed -> goto first sign in list
    00317         if (this->signs.Length() >= 1) {
    00318           const Sign *si = this->signs[0];
    00319           ScrollMainWindowToTile(TileVirtXY(si->x, si->y));
    00320         }
    00321         return state;
    00322
    00323       case HEBR_CANCEL: // ESC pressed, clear filter.
    00324         this->OnClick(Point(), SLW_FILTER_CLEAR_BTN, 1); // Simulate click on clear button.
    00325         this->UnfocusFocusedWidget();                    // Unfocus the text box.
    00326         return state;
    00327
    00328       case HEBR_NOT_FOCUSED: // The filter text box is not globaly focused.
    00329         if (CheckHotkeyMatch(signlist_hotkeys, keycode, this) == SLHK_FOCUS_FILTER_BOX) {
    00330           this->SetFocusedWidget(SLW_FILTER_TEXT);
    00331           SetFocusedWindow(this); // The user has asked to give focus to the text box, so make sure this window is focused.
    00332           state = ES_HANDLED;
    00333         }
    00334         break;
    00335
    00336       default:
    00337         NOT_REACHED();
    00338     }
    00339
    00340     if (state == ES_HANDLED) OnOSKInput(SLW_FILTER_TEXT);
    00341
    00342     return state;
    00343   }
    00344
    00345   virtual void OnOSKInput(int widget)
    00346   {
    00347     if (widget == SLW_FILTER_TEXT) this->SetFilterString(this->text.buf);
    00348   }
    00349
    00350   virtual void OnMouseLoop()
    00351   {
    00352     this->HandleEditBox(SLW_FILTER_TEXT);
    00353   }
    00354
    00355
    00356   virtual void OnInvalidateData(int data)
    00357   {
    00358     /* When there is a filter string, we always need to rebuild the list even if
    00359      * the amount of signs in total is unchanged, as the subset of signs that is
    00360      * accepted by the filter might has changed.
    00361      */
    00362     if (data == 0 || !StrEmpty(this->filter_string)) { // New or deleted sign, or there is a filter string
    00363       this->signs.ForceRebuild();
    00364       this->BuildSignsList();
    00365       this->SetWidgetDirty(SLW_CAPTION);
    00366       this->vscroll->SetCount(this->signs.Length());
    00367     } else { // Change of sign contents while there is no filter string
    00368       this->signs.ForceResort();
    00369     }
    00370
    00371     this->SortSignsList();
    00372   }
    00373
    00374   static Hotkey<SignListWindow> signlist_hotkeys[];
    00375 };
    00376
    00377 Hotkey<SignListWindow> SignListWindow::signlist_hotkeys[] = {
    00378   Hotkey<SignListWindow>('F', "focus_filter_box", SLHK_FOCUS_FILTER_BOX),
    00379   HOTKEY_LIST_END(SignListWindow)
    00380 };
    00381 Hotkey<SignListWindow> *_signlist_hotkeys = SignListWindow::signlist_hotkeys;
    00382
    00383 static const NWidgetPart _nested_sign_list_widgets[] = {
    00384   NWidget(NWID_HORIZONTAL),
    00385     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
    00386     NWidget(WWT_CAPTION, COLOUR_GREY, SLW_CAPTION), SetDataTip(STR_SIGN_LIST_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00387     NWidget(WWT_SHADEBOX, COLOUR_GREY),
    00388     NWidget(WWT_STICKYBOX, COLOUR_GREY),
    00389   EndContainer(),
    00390   NWidget(NWID_HORIZONTAL),
    00391     NWidget(NWID_VERTICAL),
    00392       NWidget(WWT_PANEL, COLOUR_GREY, SLW_LIST), SetMinimalSize(WD_FRAMETEXT_LEFT + 16 + MAX_LENGTH_SIGN_NAME_PIXELS + WD_FRAMETEXT_RIGHT, 50),
    00393                 SetResize(1, 10), SetFill(1, 0), SetScrollbar(SLW_SCROLLBAR), EndContainer(),
    00394       NWidget(NWID_HORIZONTAL),
    00395         NWidget(WWT_PANEL, COLOUR_GREY), SetFill(1, 1),
    00396           NWidget(WWT_EDITBOX, COLOUR_GREY, SLW_FILTER_TEXT), SetMinimalSize(80, 12), SetResize(1, 0), SetFill(1, 0), SetPadding(2, 2, 2, 2),
    00397               SetDataTip(STR_LIST_FILTER_OSKTITLE, STR_LIST_FILTER_TOOLTIP),
    00398         EndContainer(),
    00399         NWidget(WWT_TEXTBTN, COLOUR_GREY, SLW_FILTER_MATCH_CASE_BTN), SetDataTip(STR_SIGN_LIST_MATCH_CASE, STR_SIGN_LIST_MATCH_CASE_TOOLTIP),
    00400         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, SLW_FILTER_CLEAR_BTN), SetDataTip(STR_SIGN_LIST_CLEAR, STR_SIGN_LIST_CLEAR_TOOLTIP),
    00401       EndContainer(),
    00402     EndContainer(),
    00403     NWidget(NWID_VERTICAL),
    00404       NWidget(NWID_VERTICAL), SetFill(0, 1),
    00405         NWidget(NWID_VSCROLLBAR, COLOUR_GREY, SLW_SCROLLBAR),
    00406       EndContainer(),
    00407       NWidget(WWT_RESIZEBOX, COLOUR_GREY),
    00408     EndContainer(),
    00409   EndContainer(),
    00410 };
    00411
    00412 static const WindowDesc _sign_list_desc(
    00413   WDP_AUTO, 358, 138,
    00414   WC_SIGN_LIST, WC_NONE,
    00415   WDF_UNCLICK_BUTTONS,
    00416   _nested_sign_list_widgets, lengthof(_nested_sign_list_widgets)
    00417 );
    00418
    00424 Window *ShowSignList()
    00425 {
    00426   return AllocateWindowDescFront<SignListWindow>(&_sign_list_desc, 0);
    00427 }
    00428
    00429 EventState SignListGlobalHotkeys(uint16 key, uint16 keycode)
    00430 {
    00431   int num = CheckHotkeyMatch<SignListWindow>(_signlist_hotkeys, keycode, NULL, true);
    00432   if (num == -1) return ES_NOT_HANDLED;
    00433   Window *w = ShowSignList();
    00434   if (w == NULL) return ES_NOT_HANDLED;
    00435   return w->OnKeyPress(key, keycode);
    00436 }
    00437
    00444 static bool RenameSign(SignID index, const char *text)
    00445 {
    00446   bool remove = StrEmpty(text);
    00447   DoCommandP(0, index, 0, CMD_RENAME_SIGN | (StrEmpty(text) ? CMD_MSG(STR_ERROR_CAN_T_DELETE_SIGN) : CMD_MSG(STR_ERROR_CAN_T_CHANGE_SIGN_NAME)), NULL, text);
    00448   return remove;
    00449 }
    00450
    00452 enum QueryEditSignWidgets {
    00453   QUERY_EDIT_SIGN_WIDGET_CAPTION,
    00454   QUERY_EDIT_SIGN_WIDGET_TEXT,
    00455   QUERY_EDIT_SIGN_WIDGET_OK,
    00456   QUERY_EDIT_SIGN_WIDGET_CANCEL,
    00457   QUERY_EDIT_SIGN_WIDGET_DELETE,
    00458   QUERY_EDIT_SIGN_WIDGET_PREVIOUS,
    00459   QUERY_EDIT_SIGN_WIDGET_NEXT,
    00460 };
    00461
    00462 struct SignWindow : QueryStringBaseWindow, SignList {
    00463   SignID cur_sign;
    00464
    00465   SignWindow(const WindowDesc *desc, const Sign *si) : QueryStringBaseWindow(MAX_LENGTH_SIGN_NAME_CHARS * MAX_CHAR_LENGTH, MAX_LENGTH_SIGN_NAME_CHARS)
    00466   {
    00467     this->caption = STR_EDIT_SIGN_CAPTION;
    00468     this->afilter = CS_ALPHANUMERAL;
    00469
    00470     this->InitNested(desc);
    00471
    00472     this->LowerWidget(QUERY_EDIT_SIGN_WIDGET_TEXT);
    00473     UpdateSignEditWindow(si);
    00474     this->SetFocusedWidget(QUERY_EDIT_SIGN_WIDGET_TEXT);
    00475   }
    00476
    00477   void UpdateSignEditWindow(const Sign *si)
    00478   {
    00479     char *last_of = &this->edit_str_buf[this->edit_str_size - 1]; // points to terminating '\0'
    00480
    00481     /* Display an empty string when the sign hasnt been edited yet */
    00482     if (si->name != NULL) {
    00483       SetDParam(0, si->index);
    00484       GetString(this->edit_str_buf, STR_SIGN_NAME, last_of);
    00485     } else {
    00486       GetString(this->edit_str_buf, STR_EMPTY, last_of);
    00487     }
    00488     *last_of = '\0';
    00489
    00490     this->cur_sign = si->index;
    00491     InitializeTextBuffer(&this->text, this->edit_str_buf, this->edit_str_size, this->max_chars, MAX_LENGTH_SIGN_NAME_PIXELS);
    00492
    00493     this->SetWidgetDirty(QUERY_EDIT_SIGN_WIDGET_TEXT);
    00494     this->SetFocusedWidget(QUERY_EDIT_SIGN_WIDGET_TEXT);
    00495   }
    00496
    00502   const Sign *PrevNextSign(bool next)
    00503   {
    00504     /* Rebuild the sign list */
    00505     this->signs.ForceRebuild();
    00506     this->signs.NeedResort();
    00507     this->BuildSignsList();
    00508     this->SortSignsList();
    00509
    00510     /* Search through the list for the current sign, excluding
    00511      * - the first sign if we want the previous sign or
    00512      * - the last sign if we want the next sign */
    00513     uint end = this->signs.Length() - (next ? 1 : 0);
    00514     for (uint i = next ? 0 : 1; i < end; i++) {
    00515       if (this->cur_sign == this->signs[i]->index) {
    00516         /* We've found the current sign, so return the sign before/after it */
    00517         return this->signs[i + (next ? 1 : -1)];
    00518       }
    00519     }
    00520     /* If we haven't found the current sign by now, return the last/first sign */
    00521     return this->signs[next ? 0 : this->signs.Length() - 1];
    00522   }
    00523
    00524   virtual void SetStringParameters(int widget) const
    00525   {
    00526     switch (widget) {
    00527       case QUERY_EDIT_SIGN_WIDGET_CAPTION:
    00528         SetDParam(0, this->caption);
    00529         break;
    00530     }
    00531   }
    00532
    00533   virtual void OnPaint()
    00534   {
    00535     this->DrawWidgets();
    00536     if (!this->IsShaded()) this->DrawEditBox(QUERY_EDIT_SIGN_WIDGET_TEXT);
    00537   }
    00538
    00539   virtual void OnClick(Point pt, int widget, int click_count)
    00540   {
    00541     switch (widget) {
    00542       case QUERY_EDIT_SIGN_WIDGET_PREVIOUS:
    00543       case QUERY_EDIT_SIGN_WIDGET_NEXT: {
    00544         const Sign *si = this->PrevNextSign(widget == QUERY_EDIT_SIGN_WIDGET_NEXT);
    00545
    00546         /* Rebuild the sign list */
    00547         this->signs.ForceRebuild();
    00548         this->signs.NeedResort();
    00549         this->BuildSignsList();
    00550         this->SortSignsList();
    00551
    00552         /* Scroll to sign and reopen window */
    00553         ScrollMainWindowToTile(TileVirtXY(si->x, si->y));
    00554         UpdateSignEditWindow(si);
    00555         break;
    00556       }
    00557
    00558       case QUERY_EDIT_SIGN_WIDGET_DELETE:
    00559         /* Only need to set the buffer to null, the rest is handled as the OK button */
    00560         RenameSign(this->cur_sign, "");
    00561         /* don't delete this, we are deleted in Sign::~Sign() -> DeleteRenameSignWindow() */
    00562         break;
    00563
    00564       case QUERY_EDIT_SIGN_WIDGET_OK:
    00565         if (RenameSign(this->cur_sign, this->text.buf)) break;
    00566         /* FALL THROUGH */
    00567
    00568       case QUERY_EDIT_SIGN_WIDGET_CANCEL:
    00569         delete this;
    00570         break;
    00571     }
    00572   }
    00573
    00574   virtual EventState OnKeyPress(uint16 key, uint16 keycode)
    00575   {
    00576     EventState state = ES_NOT_HANDLED;
    00577     switch (this->HandleEditBoxKey(QUERY_EDIT_SIGN_WIDGET_TEXT, key, keycode, state)) {
    00578       default: break;
    00579
    00580       case HEBR_CONFIRM:
    00581         if (RenameSign(this->cur_sign, this->text.buf)) break;
    00582         /* FALL THROUGH */
    00583
    00584       case HEBR_CANCEL: // close window, abandon changes
    00585         delete this;
    00586         break;
    00587     }
    00588     return state;
    00589   }
    00590
    00591   virtual void OnMouseLoop()
    00592   {
    00593     this->HandleEditBox(QUERY_EDIT_SIGN_WIDGET_TEXT);
    00594   }
    00595
    00596   virtual void OnOpenOSKWindow(int wid)
    00597   {
    00598     ShowOnScreenKeyboard(this, wid, QUERY_EDIT_SIGN_WIDGET_CANCEL, QUERY_EDIT_SIGN_WIDGET_OK);
    00599   }
    00600 };
    00601
    00602 static const NWidgetPart _nested_query_sign_edit_widgets[] = {
    00603   NWidget(NWID_HORIZONTAL),
    00604     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
    00605     NWidget(WWT_CAPTION, COLOUR_GREY, QUERY_EDIT_SIGN_WIDGET_CAPTION), SetDataTip(STR_WHITE_STRING, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00606   EndContainer(),
    00607   NWidget(WWT_PANEL, COLOUR_GREY),
    00608     NWidget(WWT_EDITBOX, COLOUR_GREY, QUERY_EDIT_SIGN_WIDGET_TEXT), SetMinimalSize(256, 12), SetDataTip(STR_EDIT_SIGN_SIGN_OSKTITLE, STR_NULL), SetPadding(2, 2, 2, 2),
    00609   EndContainer(),
    00610   NWidget(NWID_HORIZONTAL),
    00611     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, QUERY_EDIT_SIGN_WIDGET_OK), SetMinimalSize(61, 12), SetDataTip(STR_BUTTON_OK, STR_NULL),
    00612     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, QUERY_EDIT_SIGN_WIDGET_CANCEL), SetMinimalSize(60, 12), SetDataTip(STR_BUTTON_CANCEL, STR_NULL),
    00613     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, QUERY_EDIT_SIGN_WIDGET_DELETE), SetMinimalSize(60, 12), SetDataTip(STR_TOWN_VIEW_DELETE_BUTTON, STR_NULL),
    00614     NWidget(WWT_PANEL, COLOUR_GREY), SetFill(1, 1), EndContainer(),
    00615     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, QUERY_EDIT_SIGN_WIDGET_PREVIOUS), SetMinimalSize(11, 12), SetDataTip(AWV_DECREASE, STR_EDIT_SIGN_PREVIOUS_SIGN_TOOLTIP),
    00616     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, QUERY_EDIT_SIGN_WIDGET_NEXT), SetMinimalSize(11, 12), SetDataTip(AWV_INCREASE, STR_EDIT_SIGN_NEXT_SIGN_TOOLTIP),
    00617   EndContainer(),
    00618 };
    00619
    00620 static const WindowDesc _query_sign_edit_desc(
    00621   WDP_AUTO, 0, 0,
    00622   WC_QUERY_STRING, WC_NONE,
    00623   WDF_CONSTRUCTION | WDF_UNCLICK_BUTTONS,
    00624   _nested_query_sign_edit_widgets, lengthof(_nested_query_sign_edit_widgets)
    00625 );
    00626
    00627 void HandleClickOnSign(const Sign *si)
    00628 {
    00629   if (_ctrl_pressed && si->owner == _local_company) {
    00630     RenameSign(si->index, NULL);
    00631     return;
    00632   }
    00633   ShowRenameSignWindow(si);
    00634 }
    00635
    00636 void ShowRenameSignWindow(const Sign *si)
    00637 {
    00638   /* Delete all other edit windows */
    00639   DeleteWindowById(WC_QUERY_STRING, 0);
    00640
    00641   new SignWindow(&_query_sign_edit_desc, si);
    00642 }
    00643
    00644 void DeleteRenameSignWindow(SignID sign)
    00645 {
    00646   SignWindow *w = dynamic_cast<SignWindow *>(FindWindowById(WC_QUERY_STRING, 0));
    00647
    00648   if (w != NULL && w->cur_sign == sign) delete w;
    00649 }