# network_chat_gui.cpp

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    00001 /* $Id: network_chat_gui.cpp 20869 2010-10-02 14:31:07Z 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 <stdarg.h> /* va_list */
    00013
    00014 #ifdef ENABLE_NETWORK
    00015
    00016 #include "../stdafx.h"
    00017 #include "../date_func.h"
    00018 #include "../gfx_func.h"
    00019 #include "../strings_func.h"
    00020 #include "../blitter/factory.hpp"
    00021 #include "../console_func.h"
    00022 #include "../video/video_driver.hpp"
    00023 #include "../table/sprites.h"
    00024 #include "../querystring_gui.h"
    00025 #include "../town.h"
    00026 #include "../window_func.h"
    00027 #include "../core/geometry_func.hpp"
    00028 #include "network.h"
    00029 #include "network_client.h"
    00030 #include "network_base.h"
    00031
    00032 #include "table/strings.h"
    00033
    00034 /* The draw buffer must be able to contain the chat message, client name and the "[All]" message,
    00035  * some spaces and possible translations of [All] to other languages. */
    00036 assert_compile((int)DRAW_STRING_BUFFER >= (int)NETWORK_CHAT_LENGTH + NETWORK_NAME_LENGTH + 40);
    00037
    00038 enum {
    00039   NETWORK_CHAT_LINE_SPACING = 3,
    00040 };
    00041
    00042 struct ChatMessage {
    00043   char message[DRAW_STRING_BUFFER];
    00044   TextColour colour;
    00045   Date end_date;
    00046 };
    00047
    00048 /* used for chat window */
    00049 static ChatMessage *_chatmsg_list = NULL;
    00050 static bool _chatmessage_dirty = false;
    00051 static bool _chatmessage_visible = false;
    00052 static bool _chat_tab_completion_active;
    00053 static uint MAX_CHAT_MESSAGES = 0;
    00054
    00055 /* The chatbox grows from the bottom so the coordinates are pixels from
    00056  * the left and pixels from the bottom. The height is the maximum height */
    00057 static PointDimension _chatmsg_box;
    00058 static uint8 *_chatmessage_backup = NULL;
    00059
    00060 static inline uint GetChatMessageCount()
    00061 {
    00062   uint i = 0;
    00063   for (; i < MAX_CHAT_MESSAGES; i++) {
    00064     if (_chatmsg_list[i].message[0] == '\0') break;
    00065   }
    00066
    00067   return i;
    00068 }
    00069
    00076 void CDECL NetworkAddChatMessage(TextColour colour, uint8 duration, const char *message, ...)
    00077 {
    00078   char buf[DRAW_STRING_BUFFER];
    00079   const char *bufp;
    00080   va_list va;
    00081   uint msg_count;
    00082   uint16 lines;
    00083
    00084   va_start(va, message);
    00085   vsnprintf(buf, lengthof(buf), message, va);
    00086   va_end(va);
    00087
    00088   Utf8TrimString(buf, DRAW_STRING_BUFFER);
    00089
    00090   /* Force linebreaks for strings that are too long */
    00091   lines = GB(FormatStringLinebreaks(buf, lastof(buf), _chatmsg_box.width - 8), 0, 16) + 1;
    00092   if (lines >= MAX_CHAT_MESSAGES) return;
    00093
    00094   msg_count = GetChatMessageCount();
    00095   /* We want to add more chat messages than there is free space for, remove 'old' */
    00096   if (lines > MAX_CHAT_MESSAGES - msg_count) {
    00097     int i = lines - (MAX_CHAT_MESSAGES - msg_count);
    00098     memmove(&_chatmsg_list[0], &_chatmsg_list[i], sizeof(_chatmsg_list[0]) * (msg_count - i));
    00099     msg_count = MAX_CHAT_MESSAGES - lines;
    00100   }
    00101
    00102   for (bufp = buf; lines != 0; lines--) {
    00103     ChatMessage *cmsg = &_chatmsg_list[msg_count++];
    00104     strecpy(cmsg->message, bufp, lastof(cmsg->message));
    00105
    00106     /* The default colour for a message is company colour. Replace this with
    00107      * white for any additional lines */
    00108     cmsg->colour = (bufp == buf && (colour & IS_PALETTE_COLOUR)) ? colour : TC_WHITE;
    00109     cmsg->end_date = _date + duration;
    00110
    00111     bufp += strlen(bufp) + 1; // jump to 'next line' in the formatted string
    00112   }
    00113
    00114   _chatmessage_dirty = true;
    00115 }
    00116
    00118 void NetworkReInitChatBoxSize()
    00119 {
    00120   _chatmsg_box.y       = 3 * FONT_HEIGHT_NORMAL;
    00121   _chatmsg_box.height  = MAX_CHAT_MESSAGES * (FONT_HEIGHT_NORMAL + NETWORK_CHAT_LINE_SPACING) + 2;
    00122   _chatmessage_backup  = ReallocT(_chatmessage_backup, _chatmsg_box.width * _chatmsg_box.height * BlitterFactoryBase::GetCurrentBlitter()->GetBytesPerPixel());
    00123 }
    00124
    00125 void NetworkInitChatMessage()
    00126 {
    00127   MAX_CHAT_MESSAGES    = _settings_client.gui.network_chat_box_height;
    00128
    00129   _chatmsg_list        = ReallocT(_chatmsg_list, _settings_client.gui.network_chat_box_height);
    00130   _chatmsg_box.x       = 10;
    00131   _chatmsg_box.width   = _settings_client.gui.network_chat_box_width;
    00132   NetworkReInitChatBoxSize();
    00133   _chatmessage_visible = false;
    00134
    00135   for (uint i = 0; i < MAX_CHAT_MESSAGES; i++) {
    00136     _chatmsg_list[i].message[0] = '\0';
    00137   }
    00138 }
    00139
    00141 void NetworkUndrawChatMessage()
    00142 {
    00143   /* Sometimes we also need to hide the cursor
    00144    *   This is because both textmessage and the cursor take a shot of the
    00145    *   screen before drawing.
    00146    *   Now the textmessage takes his shot and paints his data before the cursor
    00147    *   does, so in the shot of the cursor is the screen-data of the textmessage
    00148    *   included when the cursor hangs somewhere over the textmessage. To
    00149    *   avoid wrong repaints, we undraw the cursor in that case, and everything
    00150    *   looks nicely ;)
    00151    * (and now hope this story above makes sense to you ;))
    00152    */
    00153   if (_cursor.visible &&
    00154       _cursor.draw_pos.x + _cursor.draw_size.x >= _chatmsg_box.x &&
    00155       _cursor.draw_pos.x <= _chatmsg_box.x + _chatmsg_box.width &&
    00156       _cursor.draw_pos.y + _cursor.draw_size.y >= _screen.height - _chatmsg_box.y - _chatmsg_box.height &&
    00157       _cursor.draw_pos.y <= _screen.height - _chatmsg_box.y) {
    00158     UndrawMouseCursor();
    00159   }
    00160
    00161   if (_chatmessage_visible) {
    00162     Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
    00163     int x      = _chatmsg_box.x;
    00164     int y      = _screen.height - _chatmsg_box.y - _chatmsg_box.height;
    00165     int width  = _chatmsg_box.width;
    00166     int height = _chatmsg_box.height;
    00167     if (y < 0) {
    00168       height = max(height + y, min(_chatmsg_box.height, _screen.height));
    00169       y = 0;
    00170     }
    00171     if (x + width >= _screen.width) {
    00172       width = _screen.width - x;
    00173     }
    00174     if (width <= 0 || height <= 0) return;
    00175
    00176     _chatmessage_visible = false;
    00177     /* Put our 'shot' back to the screen */
    00178     blitter->CopyFromBuffer(blitter->MoveTo(_screen.dst_ptr, x, y), _chatmessage_backup, width, height);
    00179     /* And make sure it is updated next time */
    00180     _video_driver->MakeDirty(x, y, width, height);
    00181
    00182     _chatmessage_dirty = true;
    00183   }
    00184 }
    00185
    00187 void NetworkChatMessageDailyLoop()
    00188 {
    00189   for (uint i = 0; i < MAX_CHAT_MESSAGES; i++) {
    00190     ChatMessage *cmsg = &_chatmsg_list[i];
    00191     if (cmsg->message[0] == '\0') continue;
    00192
    00193     /* Message has expired, remove from the list */
    00194     if (cmsg->end_date < _date) {
    00195       /* Move the remaining messages over the current message */
    00196       if (i != MAX_CHAT_MESSAGES - 1) memmove(cmsg, cmsg + 1, sizeof(*cmsg) * (MAX_CHAT_MESSAGES - i - 1));
    00197
    00198       /* Mark the last item as empty */
    00199       _chatmsg_list[MAX_CHAT_MESSAGES - 1].message[0] = '\0';
    00200       _chatmessage_dirty = true;
    00201
    00202       /* Go one item back, because we moved the array 1 to the left */
    00203       i--;
    00204     }
    00205   }
    00206 }
    00207
    00209 void NetworkDrawChatMessage()
    00210 {
    00211   Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
    00212   if (!_chatmessage_dirty) return;
    00213
    00214   /* First undraw if needed */
    00215   NetworkUndrawChatMessage();
    00216
    00217   if (_iconsole_mode == ICONSOLE_FULL) return;
    00218
    00219   /* Check if we have anything to draw at all */
    00220   uint count = GetChatMessageCount();
    00221   if (count == 0) return;
    00222
    00223   int x      = _chatmsg_box.x;
    00224   int y      = _screen.height - _chatmsg_box.y - _chatmsg_box.height;
    00225   int width  = _chatmsg_box.width;
    00226   int height = _chatmsg_box.height;
    00227   if (y < 0) {
    00228     height = max(height + y, min(_chatmsg_box.height, _screen.height));
    00229     y = 0;
    00230   }
    00231   if (x + width >= _screen.width) {
    00232     width = _screen.width - x;
    00233   }
    00234   if (width <= 0 || height <= 0) return;
    00235
    00236   assert(blitter->BufferSize(width, height) <= (int)(_chatmsg_box.width * _chatmsg_box.height * blitter->GetBytesPerPixel()));
    00237
    00238   /* Make a copy of the screen as it is before painting (for undraw) */
    00239   blitter->CopyToBuffer(blitter->MoveTo(_screen.dst_ptr, x, y), _chatmessage_backup, width, height);
    00240
    00241   _cur_dpi = &_screen; // switch to _screen painting
    00242
    00243   /* Paint a half-transparent box behind the chat messages */
    00244   GfxFillRect(
    00245       _chatmsg_box.x,
    00246       _screen.height - _chatmsg_box.y - count * (FONT_HEIGHT_NORMAL + NETWORK_CHAT_LINE_SPACING) - 2,
    00247       _chatmsg_box.x + _chatmsg_box.width - 1,
    00248       _screen.height - _chatmsg_box.y - 2,
    00249       PALETTE_TO_TRANSPARENT, FILLRECT_RECOLOUR // black, but with some alpha for background
    00250     );
    00251
    00252   /* Paint the chat messages starting with the lowest at the bottom */
    00253   for (uint y = FONT_HEIGHT_NORMAL + NETWORK_CHAT_LINE_SPACING; count-- != 0; y += (FONT_HEIGHT_NORMAL + NETWORK_CHAT_LINE_SPACING)) {
    00254     DrawString(_chatmsg_box.x + 3, _chatmsg_box.x + _chatmsg_box.width - 1, _screen.height - _chatmsg_box.y - y + 1, _chatmsg_list[count].message, _chatmsg_list[count].colour);
    00255   }
    00256
    00257   /* Make sure the data is updated next flush */
    00258   _video_driver->MakeDirty(x, y, width, height);
    00259
    00260   _chatmessage_visible = true;
    00261   _chatmessage_dirty = false;
    00262 }
    00263
    00264
    00265 static void SendChat(const char *buf, DestType type, int dest)
    00266 {
    00267   if (StrEmpty(buf)) return;
    00268   if (!_network_server) {
    00269     SEND_COMMAND(PACKET_CLIENT_CHAT)((NetworkAction)(NETWORK_ACTION_CHAT + type), type, dest, buf, 0);
    00270   } else {
    00271     NetworkServerSendChat((NetworkAction)(NETWORK_ACTION_CHAT + type), type, dest, buf, CLIENT_ID_SERVER);
    00272   }
    00273 }
    00274
    00276 enum NetWorkChatWidgets {
    00277   NWCW_CLOSE,
    00278   NWCW_BACKGROUND,
    00279   NWCW_DESTINATION,
    00280   NWCW_TEXTBOX,
    00281   NWCW_SENDBUTTON,
    00282 };
    00283
    00284 struct NetworkChatWindow : public QueryStringBaseWindow {
    00285   DestType dtype;
    00286   StringID dest_string;
    00287   int dest;
    00288
    00289   NetworkChatWindow(const WindowDesc *desc, DestType type, int dest) : QueryStringBaseWindow(NETWORK_CHAT_LENGTH)
    00290   {
    00291     this->dtype   = type;
    00292     this->dest    = dest;
    00293     this->afilter = CS_ALPHANUMERAL;
    00294     InitializeTextBuffer(&this->text, this->edit_str_buf, this->edit_str_size, 0);
    00295
    00296     static const StringID chat_captions[] = {
    00297       STR_NETWORK_CHAT_ALL_CAPTION,
    00298       STR_NETWORK_CHAT_COMPANY_CAPTION,
    00299       STR_NETWORK_CHAT_CLIENT_CAPTION
    00300     };
    00301     assert((uint)this->dtype < lengthof(chat_captions));
    00302     this->dest_string = chat_captions[this->dtype];
    00303
    00304     this->InitNested(desc, type);
    00305
    00306     this->SetFocusedWidget(NWCW_TEXTBOX);
    00307     InvalidateWindowData(WC_NEWS_WINDOW, 0, this->height);
    00308     _chat_tab_completion_active = false;
    00309   }
    00310
    00311   ~NetworkChatWindow()
    00312   {
    00313     InvalidateWindowData(WC_NEWS_WINDOW, 0, 0);
    00314   }
    00315
    00322   const char *ChatTabCompletionNextItem(uint *item)
    00323   {
    00324     static char chat_tab_temp_buffer[64];
    00325
    00326     /* First, try clients */
    00327     if (*item < MAX_CLIENT_SLOTS) {
    00328       /* Skip inactive clients */
    00329       NetworkClientInfo *ci;
    00330       FOR_ALL_CLIENT_INFOS_FROM(ci, *item) {
    00331         *item = ci->index;
    00332         return ci->client_name;
    00333       }
    00334       *item = MAX_CLIENT_SLOTS;
    00335     }
    00336
    00337     /* Then, try townnames
    00338      * Not that the following assumes all town indices are adjacent, ie no
    00339      * towns have been deleted. */
    00340     if (*item < (uint)MAX_CLIENT_SLOTS + Town::GetPoolSize()) {
    00341       const Town *t;
    00342
    00343       FOR_ALL_TOWNS_FROM(t, *item - MAX_CLIENT_SLOTS) {
    00344         /* Get the town-name via the string-system */
    00345         SetDParam(0, t->index);
    00346         GetString(chat_tab_temp_buffer, STR_TOWN_NAME, lastof(chat_tab_temp_buffer));
    00347         return &chat_tab_temp_buffer[0];
    00348       }
    00349     }
    00350
    00351     return NULL;
    00352   }
    00353
    00359   static char *ChatTabCompletionFindText(char *buf)
    00360   {
    00361     char *p = strrchr(buf, ' ');
    00362     if (p == NULL) return buf;
    00363
    00364     *p = '\0';
    00365     return p + 1;
    00366   }
    00367
    00371   void ChatTabCompletion()
    00372   {
    00373     static char _chat_tab_completion_buf[NETWORK_CHAT_LENGTH];
    00374     assert(this->edit_str_size == lengthof(_chat_tab_completion_buf));
    00375
    00376     Textbuf *tb = &this->text;
    00377     size_t len, tb_len;
    00378     uint item;
    00379     char *tb_buf, *pre_buf;
    00380     const char *cur_name;
    00381     bool second_scan = false;
    00382
    00383     item = 0;
    00384
    00385     /* Copy the buffer so we can modify it without damaging the real data */
    00386     pre_buf = (_chat_tab_completion_active) ? strdup(_chat_tab_completion_buf) : strdup(tb->buf);
    00387
    00388     tb_buf  = ChatTabCompletionFindText(pre_buf);
    00389     tb_len  = strlen(tb_buf);
    00390
    00391     while ((cur_name = ChatTabCompletionNextItem(&item)) != NULL) {
    00392       item++;
    00393
    00394       if (_chat_tab_completion_active) {
    00395         /* We are pressing TAB again on the same name, is there another name
    00396          *  that starts with this? */
    00397         if (!second_scan) {
    00398           size_t offset;
    00399           size_t length;
    00400
    00401           /* If we are completing at the begin of the line, skip the ': ' we added */
    00402           if (tb_buf == pre_buf) {
    00403             offset = 0;
    00404             length = (tb->size - 1) - 2;
    00405           } else {
    00406             /* Else, find the place we are completing at */
    00407             offset = strlen(pre_buf) + 1;
    00408             length = (tb->size - 1) - offset;
    00409           }
    00410
    00411           /* Compare if we have a match */
    00412           if (strlen(cur_name) == length && strncmp(cur_name, tb->buf + offset, length) == 0) second_scan = true;
    00413
    00414           continue;
    00415         }
    00416
    00417         /* Now any match we make on _chat_tab_completion_buf after this, is perfect */
    00418       }
    00419
    00420       len = strlen(cur_name);
    00421       if (tb_len < len && strncasecmp(cur_name, tb_buf, tb_len) == 0) {
    00422         /* Save the data it was before completion */
    00423         if (!second_scan) snprintf(_chat_tab_completion_buf, lengthof(_chat_tab_completion_buf), "%s", tb->buf);
    00424         _chat_tab_completion_active = true;
    00425
    00426         /* Change to the found name. Add ': ' if we are at the start of the line (pretty) */
    00427         if (pre_buf == tb_buf) {
    00428           snprintf(tb->buf, this->edit_str_size, "%s: ", cur_name);
    00429         } else {
    00430           snprintf(tb->buf, this->edit_str_size, "%s %s", pre_buf, cur_name);
    00431         }
    00432
    00433         /* Update the textbuffer */
    00434         UpdateTextBufferSize(&this->text);
    00435
    00436         this->SetDirty();
    00437         free(pre_buf);
    00438         return;
    00439       }
    00440     }
    00441
    00442     if (second_scan) {
    00443       /* We walked all posibilities, and the user presses tab again.. revert to original text */
    00444       strcpy(tb->buf, _chat_tab_completion_buf);
    00445       _chat_tab_completion_active = false;
    00446
    00447       /* Update the textbuffer */
    00448       UpdateTextBufferSize(&this->text);
    00449
    00450       this->SetDirty();
    00451     }
    00452     free(pre_buf);
    00453   }
    00454
    00455   virtual void OnPaint()
    00456   {
    00457     this->DrawWidgets();
    00458     this->DrawEditBox(NWCW_TEXTBOX);
    00459   }
    00460
    00461   virtual Point OnInitialPosition(const WindowDesc *desc, int16 sm_width, int16 sm_height, int window_number)
    00462   {
    00463     Point pt = { (_screen.width - max(sm_width, desc->default_width)) / 2, _screen.height - sm_height - FindWindowById(WC_STATUS_BAR, 0)->height };
    00464     return pt;
    00465   }
    00466
    00467   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00468   {
    00469     if (widget != NWCW_DESTINATION) return;
    00470
    00471     if (this->dtype == DESTTYPE_CLIENT) {
    00472       SetDParamStr(0, NetworkFindClientInfoFromClientID((ClientID)this->dest)->client_name);
    00473     }
    00474     Dimension d = GetStringBoundingBox(this->dest_string);
    00475     d.width  += WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
    00476     d.height += WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
    00477     *size = maxdim(*size, d);
    00478   }
    00479
    00480   virtual void DrawWidget(const Rect &r, int widget) const
    00481   {
    00482     if (widget != NWCW_DESTINATION) return;
    00483
    00484     if (this->dtype == DESTTYPE_CLIENT) {
    00485       SetDParamStr(0, NetworkFindClientInfoFromClientID((ClientID)this->dest)->client_name);
    00486     }
    00487     DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, this->dest_string, TC_BLACK, SA_RIGHT);
    00488   }
    00489
    00490   virtual void OnClick(Point pt, int widget, int click_count)
    00491   {
    00492     switch (widget) {
    00493       /* Send */
    00494       case NWCW_SENDBUTTON: SendChat(this->text.buf, this->dtype, this->dest);
    00495       /* FALLTHROUGH */
    00496       case NWCW_CLOSE: /* Cancel */ delete this; break;
    00497     }
    00498   }
    00499
    00500   virtual void OnMouseLoop()
    00501   {
    00502     this->HandleEditBox(NWCW_TEXTBOX);
    00503   }
    00504
    00505   virtual EventState OnKeyPress(uint16 key, uint16 keycode)
    00506   {
    00507     EventState state = ES_NOT_HANDLED;
    00508     if (keycode == WKC_TAB) {
    00509       ChatTabCompletion();
    00510       state = ES_HANDLED;
    00511     } else {
    00512       _chat_tab_completion_active = false;
    00513       switch (this->HandleEditBoxKey(NWCW_TEXTBOX, key, keycode, state)) {
    00514         default: NOT_REACHED();
    00515         case HEBR_EDITING: {
    00516           Window *osk = FindWindowById(WC_OSK, 0);
    00517           if (osk != NULL && osk->parent == this) osk->InvalidateData();
    00518         } break;
    00519         case HEBR_CONFIRM:
    00520           SendChat(this->text.buf, this->dtype, this->dest);
    00521         /* FALLTHROUGH */
    00522         case HEBR_CANCEL: delete this; break;
    00523         case HEBR_NOT_FOCUSED: break;
    00524       }
    00525     }
    00526     return state;
    00527   }
    00528
    00529   virtual void OnOpenOSKWindow(int wid)
    00530   {
    00531     ShowOnScreenKeyboard(this, wid, NWCW_CLOSE, NWCW_SENDBUTTON);
    00532   }
    00533
    00534   virtual void OnInvalidateData(int data)
    00535   {
    00536     if (data == this->dest) delete this;
    00537   }
    00538 };
    00539
    00540 static const NWidgetPart _nested_chat_window_widgets[] = {
    00541   NWidget(NWID_HORIZONTAL),
    00542     NWidget(WWT_CLOSEBOX, COLOUR_GREY, NWCW_CLOSE),
    00543     NWidget(WWT_PANEL, COLOUR_GREY, NWCW_BACKGROUND),
    00544       NWidget(NWID_HORIZONTAL),
    00545         NWidget(WWT_TEXT, COLOUR_GREY, NWCW_DESTINATION), SetMinimalSize(62, 12), SetPadding(1, 0, 1, 0), SetDataTip(STR_NULL, STR_NULL),
    00546         NWidget(WWT_EDITBOX, COLOUR_GREY, NWCW_TEXTBOX), SetMinimalSize(100, 12), SetPadding(1, 0, 1, 0), SetResize(1, 0),
    00547                                   SetDataTip(STR_NETWORK_CHAT_OSKTITLE, STR_NULL),
    00548         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, NWCW_SENDBUTTON), SetMinimalSize(62, 12), SetPadding(1, 0, 1, 0), SetDataTip(STR_NETWORK_CHAT_SEND, STR_NULL),
    00549       EndContainer(),
    00550     EndContainer(),
    00551   EndContainer(),
    00552 };
    00553
    00554 static const WindowDesc _chat_window_desc(
    00555   WDP_MANUAL, 640, 14, // x, y, width, height
    00556   WC_SEND_NETWORK_MSG, WC_NONE,
    00557   0,
    00558   _nested_chat_window_widgets, lengthof(_nested_chat_window_widgets)
    00559 );
    00560
    00561 void ShowNetworkChatQueryWindow(DestType type, int dest)
    00562 {
    00563   DeleteWindowByClass(WC_SEND_NETWORK_MSG);
    00564   new NetworkChatWindow(&_chat_window_desc, type, dest);
    00565 }
    00566
    00567 #endif /* ENABLE_NETWORK */