# signs_gui.cpp

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    00001 /* $Id$ */
    00002
    00003 /*
    00004  * This file is part of OpenTTD.
    00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
    00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
    00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
    00008  */
    00009
    00012 #include "stdafx.h"
    00013 #include "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 "viewport_func.h"
    00023 #include "querystring_gui.h"
    00024 #include "sortlist_type.h"
    00025 #include "string_func.h"
    00026 #include "core/geometry_func.hpp"
    00027 #include "hotkeys.h"
    00028 #include "transparency.h"
    00029
    00030 #include "widgets/sign_widget.h"
    00031
    00032 #include "table/strings.h"
    00033 #include "table/sprites.h"
    00034
    00040 struct FilterInfo {
    00041   const char *string;
    00042   bool case_sensitive;
    00043 };
    00044
    00045 struct SignList {
    00050   typedef GUIList<const Sign *, FilterInfo> GUISignList;
    00051
    00052   static const Sign *last_sign;
    00053   GUISignList signs;
    00054
    00055   char filter_string[MAX_LENGTH_SIGN_NAME_CHARS * MAX_CHAR_LENGTH];
    00056   static bool match_case;
    00057
    00061   SignList()
    00062   {
    00063     filter_string[0] = '\0';
    00064   }
    00065
    00066   void BuildSignsList()
    00067   {
    00068     if (!this->signs.NeedRebuild()) return;
    00069
    00070     DEBUG(misc, 3, "Building sign list");
    00071
    00072     this->signs.Clear();
    00073
    00074     const Sign *si;
    00075     FOR_ALL_SIGNS(si) *this->signs.Append() = si;
    00076
    00077     this->signs.SetFilterState(true);
    00078     this->FilterSignList();
    00079     this->signs.Compact();
    00080     this->signs.RebuildDone();
    00081   }
    00082
    00084   static int CDECL SignNameSorter(const Sign * const *a, const Sign * const *b)
    00085   {
    00086     static char buf_cache[64];
    00087     char buf[64];
    00088
    00089     SetDParam(0, (*a)->index);
    00090     GetString(buf, STR_SIGN_NAME, lastof(buf));
    00091
    00092     if (*b != last_sign) {
    00093       last_sign = *b;
    00094       SetDParam(0, (*b)->index);
    00095       GetString(buf_cache, STR_SIGN_NAME, lastof(buf_cache));
    00096     }
    00097
    00098     int r = strnatcmp(buf, buf_cache); // Sort by name (natural sorting).
    00099
    00100     return r != 0 ? r : ((*a)->index - (*b)->index);
    00101   }
    00102
    00103   void SortSignsList()
    00104   {
    00105     if (!this->signs.Sort(&SignNameSorter)) return;
    00106
    00107     /* Reset the name sorter sort cache */
    00108     this->last_sign = NULL;
    00109   }
    00110
    00112   static bool CDECL SignNameFilter(const Sign * const *a, FilterInfo filter_info)
    00113   {
    00114     /* Get sign string */
    00115     char buf1[MAX_LENGTH_SIGN_NAME_CHARS * MAX_CHAR_LENGTH];
    00116     SetDParam(0, (*a)->index);
    00117     GetString(buf1, STR_SIGN_NAME, lastof(buf1));
    00118
    00119     return (filter_info.case_sensitive ? strstr(buf1, filter_info.string) : strcasestr(buf1, filter_info.string)) != NULL;
    00120   }
    00121
    00123   static bool CDECL OwnerDeityFilter(const Sign * const *a, FilterInfo filter_info)
    00124   {
    00125     /* You should never be able to edit signs of owner DEITY */
    00126     return (*a)->owner != OWNER_DEITY;
    00127   }
    00128
    00130   static bool CDECL OwnerVisibilityFilter(const Sign * const *a, FilterInfo filter_info)
    00131   {
    00132     assert(!HasBit(_display_opt, DO_SHOW_COMPETITOR_SIGNS));
    00133     /* Hide sign if non-own signs are hidden in the viewport */
    00134     return (*a)->owner == _local_company || (*a)->owner == OWNER_DEITY;
    00135   }
    00136
    00138   void FilterSignList()
    00139   {
    00140     FilterInfo filter_info = {this->filter_string, this->match_case};
    00141     this->signs.Filter(&SignNameFilter, filter_info);
    00142     if (_game_mode != GM_EDITOR) this->signs.Filter(&OwnerDeityFilter, filter_info);
    00143     if (!HasBit(_display_opt, DO_SHOW_COMPETITOR_SIGNS)) {
    00144       this->signs.Filter(&OwnerVisibilityFilter, filter_info);
    00145     }
    00146   }
    00147 };
    00148
    00149 const Sign *SignList::last_sign = NULL;
    00150 bool SignList::match_case = false;
    00151
    00153 enum SignListHotkeys {
    00154   SLHK_FOCUS_FILTER_BOX,
    00155 };
    00156
    00157 struct SignListWindow : QueryStringBaseWindow, SignList {
    00158   int text_offset;
    00159   Scrollbar *vscroll;
    00160
    00161   SignListWindow(const WindowDesc *desc, WindowNumber window_number) : QueryStringBaseWindow(MAX_LENGTH_SIGN_NAME_CHARS * MAX_CHAR_LENGTH, MAX_LENGTH_SIGN_NAME_CHARS)
    00162   {
    00163     this->CreateNestedTree(desc);
    00164     this->vscroll = this->GetScrollbar(WID_SIL_SCROLLBAR);
    00165     this->FinishInitNested(desc, window_number);
    00166     this->SetWidgetLoweredState(WID_SIL_FILTER_MATCH_CASE_BTN, SignList::match_case);
    00167
    00168     /* Initialize the text edit widget */
    00169     this->afilter = CS_ALPHANUMERAL;
    00170     InitializeTextBuffer(&this->text, this->edit_str_buf, MAX_LENGTH_SIGN_NAME_CHARS * MAX_CHAR_LENGTH, MAX_LENGTH_SIGN_NAME_CHARS);
    00171     ClearFilterTextWidget();
    00172
    00173     /* Initialize the filtering variables */
    00174     this->SetFilterString("");
    00175
    00176     /* Create initial list. */
    00177     this->signs.ForceRebuild();
    00178     this->signs.ForceResort();
    00179     this->BuildSortSignList();
    00180   }
    00181
    00186   void ClearFilterTextWidget()
    00187   {
    00188     this->edit_str_buf[0] = '\0';
    00189     UpdateTextBufferSize(&this->text);
    00190
    00191     this->SetWidgetDirty(WID_SIL_FILTER_TEXT);
    00192   }
    00193
    00200   void SetFilterString(const char *new_filter_string)
    00201   {
    00202     /* check if there is a new filter string */
    00203     if (!StrEmpty(new_filter_string)) {
    00204       /* Copy new filter string */
    00205       strecpy(this->filter_string, new_filter_string, lastof(this->filter_string));
    00206
    00207       this->EnableWidget(WID_SIL_FILTER_CLEAR_BTN);
    00208     } else {
    00209       /* There is no new string -> clear this->filter_string */
    00210       this->filter_string[0] = '\0';
    00211
    00212       this->DisableWidget(WID_SIL_FILTER_CLEAR_BTN);
    00213     }
    00214
    00215     /* Repaint the clear button since its disabled state may have changed */
    00216     this->SetWidgetDirty(WID_SIL_FILTER_CLEAR_BTN);
    00217
    00218     /* Rebuild the list of signs */
    00219     this->InvalidateData();
    00220   }
    00221
    00222   virtual void OnPaint()
    00223   {
    00224     if (this->signs.NeedRebuild()) this->BuildSortSignList();
    00225     this->DrawWidgets();
    00226     if (!this->IsShaded()) this->DrawEditBox(WID_SIL_FILTER_TEXT);
    00227   }
    00228
    00229   virtual void DrawWidget(const Rect &r, int widget) const
    00230   {
    00231     switch (widget) {
    00232       case WID_SIL_LIST: {
    00233         uint y = r.top + WD_FRAMERECT_TOP; // Offset from top of widget.
    00234         /* No signs? */
    00235         if (this->vscroll->GetCount() == 0) {
    00236           DrawString(r.left + WD_FRAMETEXT_LEFT, r.right, y, STR_STATION_LIST_NONE);
    00237           return;
    00238         }
    00239
    00240         bool rtl = _current_text_dir == TD_RTL;
    00241         int sprite_offset_y = (FONT_HEIGHT_NORMAL - 10) / 2 + 1;
    00242         uint icon_left  = 4 + (rtl ? r.right - this->text_offset : r.left);
    00243         uint text_left  = r.left + (rtl ? WD_FRAMERECT_LEFT : this->text_offset);
    00244         uint text_right = r.right - (rtl ? this->text_offset : WD_FRAMERECT_RIGHT);
    00245
    00246         /* At least one sign available. */
    00247         for (uint16 i = this->vscroll->GetPosition(); this->vscroll->IsVisible(i) && i < this->vscroll->GetCount(); i++) {
    00248           const Sign *si = this->signs[i];
    00249
    00250           if (si->owner != OWNER_NONE) DrawCompanyIcon(si->owner, icon_left, y + sprite_offset_y);
    00251
    00252           SetDParam(0, si->index);
    00253           DrawString(text_left, text_right, y, STR_SIGN_NAME, TC_YELLOW);
    00254           y += this->resize.step_height;
    00255         }
    00256         break;
    00257       }
    00258     }
    00259   }
    00260
    00261   virtual void SetStringParameters(int widget) const
    00262   {
    00263     if (widget == WID_SIL_CAPTION) SetDParam(0, this->vscroll->GetCount());
    00264   }
    00265
    00266   virtual void OnClick(Point pt, int widget, int click_count)
    00267   {
    00268     switch (widget) {
    00269       case WID_SIL_LIST: {
    00270         uint id_v = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_SIL_LIST, WD_FRAMERECT_TOP);
    00271         if (id_v == INT_MAX) return;
    00272
    00273         const Sign *si = this->signs[id_v];
    00274         ScrollMainWindowToTile(TileVirtXY(si->x, si->y));
    00275         break;
    00276       }
    00277       case WID_SIL_FILTER_CLEAR_BTN:
    00278         this->ClearFilterTextWidget(); // Empty the text in the EditBox widget
    00279         this->SetFilterString("");     // Use empty text as filter text (= view all signs)
    00280         break;
    00281
    00282       case WID_SIL_FILTER_MATCH_CASE_BTN:
    00283         SignList::match_case = !SignList::match_case; // Toggle match case
    00284         this->SetWidgetLoweredState(WID_SIL_FILTER_MATCH_CASE_BTN, SignList::match_case); // Toggle button pushed state
    00285         this->InvalidateData(); // Rebuild the list of signs
    00286         break;
    00287     }
    00288   }
    00289
    00290   virtual void OnResize()
    00291   {
    00292     this->vscroll->SetCapacityFromWidget(this, WID_SIL_LIST, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM);
    00293   }
    00294
    00295   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00296   {
    00297     switch (widget) {
    00298       case WID_SIL_LIST: {
    00299         Dimension spr_dim = GetSpriteSize(SPR_COMPANY_ICON);
    00300         this->text_offset = WD_FRAMETEXT_LEFT + spr_dim.width + 2; // 2 pixels space between icon and the sign text.
    00301         resize->height = max<uint>(FONT_HEIGHT_NORMAL, spr_dim.height);
    00302         Dimension d = {this->text_offset + WD_FRAMETEXT_RIGHT, WD_FRAMERECT_TOP + 5 * resize->height + WD_FRAMERECT_BOTTOM};
    00303         *size = maxdim(*size, d);
    00304         break;
    00305       }
    00306
    00307       case WID_SIL_CAPTION:
    00308         SetDParam(0, max<size_t>(1000, Sign::GetPoolSize()));
    00309         *size = GetStringBoundingBox(STR_SIGN_LIST_CAPTION);
    00310         size->height += padding.height;
    00311         size->width  += padding.width;
    00312         break;
    00313     }
    00314   }
    00315
    00316   virtual EventState OnKeyPress(uint16 key, uint16 keycode)
    00317   {
    00318     EventState state = ES_NOT_HANDLED;
    00319     switch (this->HandleEditBoxKey(WID_SIL_FILTER_TEXT, key, keycode, state)) {
    00320       case HEBR_EDITING:
    00321         this->SetFilterString(this->text.buf);
    00322         break;
    00323
    00324       case HEBR_CONFIRM: // Enter pressed -> goto first sign in list
    00325         if (this->signs.Length() >= 1) {
    00326           const Sign *si = this->signs[0];
    00327           ScrollMainWindowToTile(TileVirtXY(si->x, si->y));
    00328         }
    00329         return state;
    00330
    00331       case HEBR_CANCEL: // ESC pressed, clear filter.
    00332         this->OnClick(Point(), WID_SIL_FILTER_CLEAR_BTN, 1); // Simulate click on clear button.
    00333         this->UnfocusFocusedWidget();                    // Unfocus the text box.
    00334         return state;
    00335
    00336       case HEBR_NOT_FOCUSED: // The filter text box is not globaly focused.
    00337         if (CheckHotkeyMatch(signlist_hotkeys, keycode, this) == SLHK_FOCUS_FILTER_BOX) {
    00338           this->SetFocusedWidget(WID_SIL_FILTER_TEXT);
    00339           SetFocusedWindow(this); // The user has asked to give focus to the text box, so make sure this window is focused.
    00340           state = ES_HANDLED;
    00341         }
    00342         break;
    00343
    00344       default:
    00345         NOT_REACHED();
    00346     }
    00347
    00348     if (state == ES_HANDLED) OnOSKInput(WID_SIL_FILTER_TEXT);
    00349
    00350     return state;
    00351   }
    00352
    00353   virtual void OnOSKInput(int widget)
    00354   {
    00355     if (widget == WID_SIL_FILTER_TEXT) this->SetFilterString(this->text.buf);
    00356   }
    00357
    00358   virtual void OnMouseLoop()
    00359   {
    00360     this->HandleEditBox(WID_SIL_FILTER_TEXT);
    00361   }
    00362
    00363   void BuildSortSignList()
    00364   {
    00365     if (this->signs.NeedRebuild()) {
    00366       this->BuildSignsList();
    00367       this->vscroll->SetCount(this->signs.Length());
    00368       this->SetWidgetDirty(WID_SIL_CAPTION);
    00369     }
    00370     this->SortSignsList();
    00371   }
    00372
    00373   virtual void OnHundredthTick()
    00374   {
    00375     this->BuildSortSignList();
    00376     this->SetDirty();
    00377   }
    00378
    00384   virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
    00385   {
    00386     /* When there is a filter string, we always need to rebuild the list even if
    00387      * the amount of signs in total is unchanged, as the subset of signs that is
    00388      * accepted by the filter might has changed. */
    00389     if (data == 0 || data == -1 || !StrEmpty(this->filter_string)) { // New or deleted sign, changed visibility setting or there is a filter string
    00390       /* This needs to be done in command-scope to enforce rebuilding before resorting invalid data */
    00391       this->signs.ForceRebuild();
    00392     } else { // Change of sign contents while there is no filter string
    00393       this->signs.ForceResort();
    00394     }
    00395   }
    00396
    00397   static Hotkey<SignListWindow> signlist_hotkeys[];
    00398 };
    00399
    00400 Hotkey<SignListWindow> SignListWindow::signlist_hotkeys[] = {
    00401   Hotkey<SignListWindow>('F', "focus_filter_box", SLHK_FOCUS_FILTER_BOX),
    00402   HOTKEY_LIST_END(SignListWindow)
    00403 };
    00404 Hotkey<SignListWindow> *_signlist_hotkeys = SignListWindow::signlist_hotkeys;
    00405
    00406 static const NWidgetPart _nested_sign_list_widgets[] = {
    00407   NWidget(NWID_HORIZONTAL),
    00408     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
    00409     NWidget(WWT_CAPTION, COLOUR_GREY, WID_SIL_CAPTION), SetDataTip(STR_SIGN_LIST_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00410     NWidget(WWT_SHADEBOX, COLOUR_GREY),
    00411     NWidget(WWT_STICKYBOX, COLOUR_GREY),
    00412   EndContainer(),
    00413   NWidget(NWID_HORIZONTAL),
    00414     NWidget(NWID_VERTICAL),
    00415       NWidget(WWT_PANEL, COLOUR_GREY, WID_SIL_LIST), SetMinimalSize(WD_FRAMETEXT_LEFT + 16 + 255 + WD_FRAMETEXT_RIGHT, 50),
    00416                 SetResize(1, 10), SetFill(1, 0), SetScrollbar(WID_SIL_SCROLLBAR), EndContainer(),
    00417       NWidget(NWID_HORIZONTAL),
    00418         NWidget(WWT_PANEL, COLOUR_GREY), SetFill(1, 1),
    00419           NWidget(WWT_EDITBOX, COLOUR_GREY, WID_SIL_FILTER_TEXT), SetMinimalSize(80, 12), SetResize(1, 0), SetFill(1, 0), SetPadding(2, 2, 2, 2),
    00420               SetDataTip(STR_LIST_FILTER_OSKTITLE, STR_LIST_FILTER_TOOLTIP),
    00421         EndContainer(),
    00422         NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_SIL_FILTER_MATCH_CASE_BTN), SetDataTip(STR_SIGN_LIST_MATCH_CASE, STR_SIGN_LIST_MATCH_CASE_TOOLTIP),
    00423         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SIL_FILTER_CLEAR_BTN), SetDataTip(STR_SIGN_LIST_CLEAR, STR_SIGN_LIST_CLEAR_TOOLTIP),
    00424       EndContainer(),
    00425     EndContainer(),
    00426     NWidget(NWID_VERTICAL),
    00427       NWidget(NWID_VERTICAL), SetFill(0, 1),
    00428         NWidget(NWID_VSCROLLBAR, COLOUR_GREY, WID_SIL_SCROLLBAR),
    00429       EndContainer(),
    00430       NWidget(WWT_RESIZEBOX, COLOUR_GREY),
    00431     EndContainer(),
    00432   EndContainer(),
    00433 };
    00434
    00435 static const WindowDesc _sign_list_desc(
    00436   WDP_AUTO, 358, 138,
    00437   WC_SIGN_LIST, WC_NONE,
    00438   WDF_UNCLICK_BUTTONS,
    00439   _nested_sign_list_widgets, lengthof(_nested_sign_list_widgets)
    00440 );
    00441
    00447 Window *ShowSignList()
    00448 {
    00449   return AllocateWindowDescFront<SignListWindow>(&_sign_list_desc, 0);
    00450 }
    00451
    00452 EventState SignListGlobalHotkeys(uint16 key, uint16 keycode)
    00453 {
    00454   int num = CheckHotkeyMatch<SignListWindow>(_signlist_hotkeys, keycode, NULL, true);
    00455   if (num == -1) return ES_NOT_HANDLED;
    00456   Window *w = ShowSignList();
    00457   if (w == NULL) return ES_NOT_HANDLED;
    00458   return w->OnKeyPress(key, keycode);
    00459 }
    00460
    00467 static bool RenameSign(SignID index, const char *text)
    00468 {
    00469   bool remove = StrEmpty(text);
    00470   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);
    00471   return remove;
    00472 }
    00473
    00474 struct SignWindow : QueryStringBaseWindow, SignList {
    00475   SignID cur_sign;
    00476
    00477   SignWindow(const WindowDesc *desc, const Sign *si) : QueryStringBaseWindow(MAX_LENGTH_SIGN_NAME_CHARS * MAX_CHAR_LENGTH, MAX_LENGTH_SIGN_NAME_CHARS)
    00478   {
    00479     this->caption = STR_EDIT_SIGN_CAPTION;
    00480     this->afilter = CS_ALPHANUMERAL;
    00481
    00482     this->InitNested(desc, WN_QUERY_STRING_SIGN);
    00483
    00484     this->LowerWidget(WID_QES_TEXT);
    00485     UpdateSignEditWindow(si);
    00486     this->SetFocusedWidget(WID_QES_TEXT);
    00487   }
    00488
    00489   void UpdateSignEditWindow(const Sign *si)
    00490   {
    00491     char *last_of = &this->edit_str_buf[this->edit_str_size - 1]; // points to terminating '\0'
    00492
    00493     /* Display an empty string when the sign hasnt been edited yet */
    00494     if (si->name != NULL) {
    00495       SetDParam(0, si->index);
    00496       GetString(this->edit_str_buf, STR_SIGN_NAME, last_of);
    00497     } else {
    00498       GetString(this->edit_str_buf, STR_EMPTY, last_of);
    00499     }
    00500     *last_of = '\0';
    00501
    00502     this->cur_sign = si->index;
    00503     InitializeTextBuffer(&this->text, this->edit_str_buf, this->edit_str_size, this->max_chars);
    00504
    00505     this->SetWidgetDirty(WID_QES_TEXT);
    00506     this->SetFocusedWidget(WID_QES_TEXT);
    00507   }
    00508
    00514   const Sign *PrevNextSign(bool next)
    00515   {
    00516     /* Rebuild the sign list */
    00517     this->signs.ForceRebuild();
    00518     this->signs.NeedResort();
    00519     this->BuildSignsList();
    00520     this->SortSignsList();
    00521
    00522     /* Search through the list for the current sign, excluding
    00523      * - the first sign if we want the previous sign or
    00524      * - the last sign if we want the next sign */
    00525     uint end = this->signs.Length() - (next ? 1 : 0);
    00526     for (uint i = next ? 0 : 1; i < end; i++) {
    00527       if (this->cur_sign == this->signs[i]->index) {
    00528         /* We've found the current sign, so return the sign before/after it */
    00529         return this->signs[i + (next ? 1 : -1)];
    00530       }
    00531     }
    00532     /* If we haven't found the current sign by now, return the last/first sign */
    00533     return this->signs[next ? 0 : this->signs.Length() - 1];
    00534   }
    00535
    00536   virtual void SetStringParameters(int widget) const
    00537   {
    00538     switch (widget) {
    00539       case WID_QES_CAPTION:
    00540         SetDParam(0, this->caption);
    00541         break;
    00542     }
    00543   }
    00544
    00545   virtual void OnPaint()
    00546   {
    00547     this->DrawWidgets();
    00548     if (!this->IsShaded()) this->DrawEditBox(WID_QES_TEXT);
    00549   }
    00550
    00551   virtual void OnClick(Point pt, int widget, int click_count)
    00552   {
    00553     switch (widget) {
    00554       case WID_QES_PREVIOUS:
    00555       case WID_QES_NEXT: {
    00556         const Sign *si = this->PrevNextSign(widget == WID_QES_NEXT);
    00557
    00558         /* Rebuild the sign list */
    00559         this->signs.ForceRebuild();
    00560         this->signs.NeedResort();
    00561         this->BuildSignsList();
    00562         this->SortSignsList();
    00563
    00564         /* Scroll to sign and reopen window */
    00565         ScrollMainWindowToTile(TileVirtXY(si->x, si->y));
    00566         UpdateSignEditWindow(si);
    00567         break;
    00568       }
    00569
    00570       case WID_QES_DELETE:
    00571         /* Only need to set the buffer to null, the rest is handled as the OK button */
    00572         RenameSign(this->cur_sign, "");
    00573         /* don't delete this, we are deleted in Sign::~Sign() -> DeleteRenameSignWindow() */
    00574         break;
    00575
    00576       case WID_QES_OK:
    00577         if (RenameSign(this->cur_sign, this->text.buf)) break;
    00578         /* FALL THROUGH */
    00579
    00580       case WID_QES_CANCEL:
    00581         delete this;
    00582         break;
    00583     }
    00584   }
    00585
    00586   virtual EventState OnKeyPress(uint16 key, uint16 keycode)
    00587   {
    00588     EventState state = ES_NOT_HANDLED;
    00589     switch (this->HandleEditBoxKey(WID_QES_TEXT, key, keycode, state)) {
    00590       default: break;
    00591
    00592       case HEBR_CONFIRM:
    00593         if (RenameSign(this->cur_sign, this->text.buf)) break;
    00594         /* FALL THROUGH */
    00595
    00596       case HEBR_CANCEL: // close window, abandon changes
    00597         delete this;
    00598         break;
    00599     }
    00600     return state;
    00601   }
    00602
    00603   virtual void OnMouseLoop()
    00604   {
    00605     this->HandleEditBox(WID_QES_TEXT);
    00606   }
    00607
    00608   virtual void OnOpenOSKWindow(int wid)
    00609   {
    00610     ShowOnScreenKeyboard(this, wid, WID_QES_CANCEL, WID_QES_OK);
    00611   }
    00612 };
    00613
    00614 static const NWidgetPart _nested_query_sign_edit_widgets[] = {
    00615   NWidget(NWID_HORIZONTAL),
    00616     NWidget(WWT_CLOSEBOX, COLOUR_GREY),
    00617     NWidget(WWT_CAPTION, COLOUR_GREY, WID_QES_CAPTION), SetDataTip(STR_WHITE_STRING, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
    00618   EndContainer(),
    00619   NWidget(WWT_PANEL, COLOUR_GREY),
    00620     NWidget(WWT_EDITBOX, COLOUR_GREY, WID_QES_TEXT), SetMinimalSize(256, 12), SetDataTip(STR_EDIT_SIGN_SIGN_OSKTITLE, STR_NULL), SetPadding(2, 2, 2, 2),
    00621   EndContainer(),
    00622   NWidget(NWID_HORIZONTAL),
    00623     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_QES_OK), SetMinimalSize(61, 12), SetDataTip(STR_BUTTON_OK, STR_NULL),
    00624     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_QES_CANCEL), SetMinimalSize(60, 12), SetDataTip(STR_BUTTON_CANCEL, STR_NULL),
    00625     NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_QES_DELETE), SetMinimalSize(60, 12), SetDataTip(STR_TOWN_VIEW_DELETE_BUTTON, STR_NULL),
    00626     NWidget(WWT_PANEL, COLOUR_GREY), SetFill(1, 1), EndContainer(),
    00627     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, WID_QES_PREVIOUS), SetMinimalSize(11, 12), SetDataTip(AWV_DECREASE, STR_EDIT_SIGN_PREVIOUS_SIGN_TOOLTIP),
    00628     NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, WID_QES_NEXT), SetMinimalSize(11, 12), SetDataTip(AWV_INCREASE, STR_EDIT_SIGN_NEXT_SIGN_TOOLTIP),
    00629   EndContainer(),
    00630 };
    00631
    00632 static const WindowDesc _query_sign_edit_desc(
    00633   WDP_AUTO, 0, 0,
    00634   WC_QUERY_STRING, WC_NONE,
    00635   WDF_CONSTRUCTION | WDF_UNCLICK_BUTTONS,
    00636   _nested_query_sign_edit_widgets, lengthof(_nested_query_sign_edit_widgets)
    00637 );
    00638
    00643 void HandleClickOnSign(const Sign *si)
    00644 {
    00645   if (_ctrl_pressed && (si->owner == _local_company || (si->owner == OWNER_DEITY && _game_mode == GM_EDITOR))) {
    00646     RenameSign(si->index, NULL);
    00647     return;
    00648   }
    00649   ShowRenameSignWindow(si);
    00650 }
    00651
    00656 void ShowRenameSignWindow(const Sign *si)
    00657 {
    00658   /* Delete all other edit windows */
    00659   DeleteWindowByClass(WC_QUERY_STRING);
    00660
    00661   new SignWindow(&_query_sign_edit_desc, si);
    00662 }
    00663
    00668 void DeleteRenameSignWindow(SignID sign)
    00669 {
    00670   SignWindow *w = dynamic_cast<SignWindow *>(FindWindowById(WC_QUERY_STRING, WN_QUERY_STRING_SIGN));
    00671
    00672   if (w != NULL && w->cur_sign == sign) delete w;
    00673 }