# network_chat_gui.cpp

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    00001 /* $Id: network_chat_gui.cpp 18966 2010-01-30 18:34:48Z frosch $ */
    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
    00117 void NetworkInitChatMessage()
    00118 {
    00119   MAX_CHAT_MESSAGES   = _settings_client.gui.network_chat_box_height;
    00120
    00121   _chatmsg_list       = ReallocT(_chatmsg_list, _settings_client.gui.network_chat_box_height);
    00122   _chatmsg_box.x      = 10;
    00123   _chatmsg_box.y      = 3 * FONT_HEIGHT_NORMAL;
    00124   _chatmsg_box.width  = _settings_client.gui.network_chat_box_width;
    00125   _chatmsg_box.height = _settings_client.gui.network_chat_box_height * (FONT_HEIGHT_NORMAL + NETWORK_CHAT_LINE_SPACING) + 2;
    00126   _chatmessage_backup = ReallocT(_chatmessage_backup, _chatmsg_box.width * _chatmsg_box.height * BlitterFactoryBase::GetCurrentBlitter()->GetBytesPerPixel());
    00127
    00128   for (uint i = 0; i < MAX_CHAT_MESSAGES; i++) {
    00129     _chatmsg_list[i].message[0] = '\0';
    00130   }
    00131 }
    00132
    00134 void NetworkUndrawChatMessage()
    00135 {
    00136   /* Sometimes we also need to hide the cursor
    00137    *   This is because both textmessage and the cursor take a shot of the
    00138    *   screen before drawing.
    00139    *   Now the textmessage takes his shot and paints his data before the cursor
    00140    *   does, so in the shot of the cursor is the screen-data of the textmessage
    00141    *   included when the cursor hangs somewhere over the textmessage. To
    00142    *   avoid wrong repaints, we undraw the cursor in that case, and everything
    00143    *   looks nicely ;)
    00144    * (and now hope this story above makes sense to you ;))
    00145    */
    00146   if (_cursor.visible &&
    00147       _cursor.draw_pos.x + _cursor.draw_size.x >= _chatmsg_box.x &&
    00148       _cursor.draw_pos.x <= _chatmsg_box.x + _chatmsg_box.width &&
    00149       _cursor.draw_pos.y + _cursor.draw_size.y >= _screen.height - _chatmsg_box.y - _chatmsg_box.height &&
    00150       _cursor.draw_pos.y <= _screen.height - _chatmsg_box.y) {
    00151     UndrawMouseCursor();
    00152   }
    00153
    00154   if (_chatmessage_visible) {
    00155     Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
    00156     int x      = _chatmsg_box.x;
    00157     int y      = _screen.height - _chatmsg_box.y - _chatmsg_box.height;
    00158     int width  = _chatmsg_box.width;
    00159     int height = _chatmsg_box.height;
    00160     if (y < 0) {
    00161       height = max(height + y, min(_chatmsg_box.height, _screen.height));
    00162       y = 0;
    00163     }
    00164     if (x + width >= _screen.width) {
    00165       width = _screen.width - x;
    00166     }
    00167     if (width <= 0 || height <= 0) return;
    00168
    00169     _chatmessage_visible = false;
    00170     /* Put our 'shot' back to the screen */
    00171     blitter->CopyFromBuffer(blitter->MoveTo(_screen.dst_ptr, x, y), _chatmessage_backup, width, height);
    00172     /* And make sure it is updated next time */
    00173     _video_driver->MakeDirty(x, y, width, height);
    00174
    00175     _chatmessage_dirty = true;
    00176   }
    00177 }
    00178
    00180 void NetworkChatMessageDailyLoop()
    00181 {
    00182   for (uint i = 0; i < MAX_CHAT_MESSAGES; i++) {
    00183     ChatMessage *cmsg = &_chatmsg_list[i];
    00184     if (cmsg->message[0] == '\0') continue;
    00185
    00186     /* Message has expired, remove from the list */
    00187     if (cmsg->end_date < _date) {
    00188       /* Move the remaining messages over the current message */
    00189       if (i != MAX_CHAT_MESSAGES - 1) memmove(cmsg, cmsg + 1, sizeof(*cmsg) * (MAX_CHAT_MESSAGES - i - 1));
    00190
    00191       /* Mark the last item as empty */
    00192       _chatmsg_list[MAX_CHAT_MESSAGES - 1].message[0] = '\0';
    00193       _chatmessage_dirty = true;
    00194
    00195       /* Go one item back, because we moved the array 1 to the left */
    00196       i--;
    00197     }
    00198   }
    00199 }
    00200
    00202 void NetworkDrawChatMessage()
    00203 {
    00204   Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
    00205   if (!_chatmessage_dirty) return;
    00206
    00207   /* First undraw if needed */
    00208   NetworkUndrawChatMessage();
    00209
    00210   if (_iconsole_mode == ICONSOLE_FULL) return;
    00211
    00212   /* Check if we have anything to draw at all */
    00213   uint count = GetChatMessageCount();
    00214   if (count == 0) return;
    00215
    00216   int x      = _chatmsg_box.x;
    00217   int y      = _screen.height - _chatmsg_box.y - _chatmsg_box.height;
    00218   int width  = _chatmsg_box.width;
    00219   int height = _chatmsg_box.height;
    00220   if (y < 0) {
    00221     height = max(height + y, min(_chatmsg_box.height, _screen.height));
    00222     y = 0;
    00223   }
    00224   if (x + width >= _screen.width) {
    00225     width = _screen.width - x;
    00226   }
    00227   if (width <= 0 || height <= 0) return;
    00228
    00229   assert(blitter->BufferSize(width, height) <= (int)(_chatmsg_box.width * _chatmsg_box.height * blitter->GetBytesPerPixel()));
    00230
    00231   /* Make a copy of the screen as it is before painting (for undraw) */
    00232   blitter->CopyToBuffer(blitter->MoveTo(_screen.dst_ptr, x, y), _chatmessage_backup, width, height);
    00233
    00234   _cur_dpi = &_screen; // switch to _screen painting
    00235
    00236   /* Paint a half-transparent box behind the chat messages */
    00237   GfxFillRect(
    00238       _chatmsg_box.x,
    00239       _screen.height - _chatmsg_box.y - count * (FONT_HEIGHT_NORMAL + NETWORK_CHAT_LINE_SPACING) - 2,
    00240       _chatmsg_box.x + _chatmsg_box.width - 1,
    00241       _screen.height - _chatmsg_box.y - 2,
    00242       PALETTE_TO_TRANSPARENT, FILLRECT_RECOLOUR // black, but with some alpha for background
    00243     );
    00244
    00245   /* Paint the chat messages starting with the lowest at the bottom */
    00246   for (uint y = FONT_HEIGHT_NORMAL + NETWORK_CHAT_LINE_SPACING; count-- != 0; y += (FONT_HEIGHT_NORMAL + NETWORK_CHAT_LINE_SPACING)) {
    00247     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);
    00248   }
    00249
    00250   /* Make sure the data is updated next flush */
    00251   _video_driver->MakeDirty(x, y, width, height);
    00252
    00253   _chatmessage_visible = true;
    00254   _chatmessage_dirty = false;
    00255 }
    00256
    00257
    00258 static void SendChat(const char *buf, DestType type, int dest)
    00259 {
    00260   if (StrEmpty(buf)) return;
    00261   if (!_network_server) {
    00262     SEND_COMMAND(PACKET_CLIENT_CHAT)((NetworkAction)(NETWORK_ACTION_CHAT + type), type, dest, buf, 0);
    00263   } else {
    00264     NetworkServerSendChat((NetworkAction)(NETWORK_ACTION_CHAT + type), type, dest, buf, CLIENT_ID_SERVER);
    00265   }
    00266 }
    00267
    00269 enum NetWorkChatWidgets {
    00270   NWCW_CLOSE,
    00271   NWCW_BACKGROUND,
    00272   NWCW_DESTINATION,
    00273   NWCW_TEXTBOX,
    00274   NWCW_SENDBUTTON,
    00275 };
    00276
    00277 struct NetworkChatWindow : public QueryStringBaseWindow {
    00278   DestType dtype;
    00279   StringID dest_string;
    00280   int dest;
    00281
    00282   NetworkChatWindow(const WindowDesc *desc, DestType type, int dest) : QueryStringBaseWindow(NETWORK_CHAT_LENGTH)
    00283   {
    00284     this->dtype   = type;
    00285     this->dest    = dest;
    00286     this->afilter = CS_ALPHANUMERAL;
    00287     InitializeTextBuffer(&this->text, this->edit_str_buf, this->edit_str_size, 0);
    00288
    00289     static const StringID chat_captions[] = {
    00290       STR_NETWORK_CHAT_ALL_CAPTION,
    00291       STR_NETWORK_CHAT_COMPANY_CAPTION,
    00292       STR_NETWORK_CHAT_CLIENT_CAPTION
    00293     };
    00294     assert((uint)this->dtype < lengthof(chat_captions));
    00295     this->dest_string = chat_captions[this->dtype];
    00296
    00297     this->InitNested(desc, type);
    00298
    00299     this->SetFocusedWidget(NWCW_TEXTBOX);
    00300     InvalidateWindowData(WC_NEWS_WINDOW, 0, this->height);
    00301     _chat_tab_completion_active = false;
    00302   }
    00303
    00304   ~NetworkChatWindow()
    00305   {
    00306     InvalidateWindowData(WC_NEWS_WINDOW, 0, 0);
    00307   }
    00308
    00315   const char *ChatTabCompletionNextItem(uint *item)
    00316   {
    00317     static char chat_tab_temp_buffer[64];
    00318
    00319     /* First, try clients */
    00320     if (*item < MAX_CLIENT_SLOTS) {
    00321       /* Skip inactive clients */
    00322       NetworkClientInfo *ci;
    00323       FOR_ALL_CLIENT_INFOS_FROM(ci, *item) {
    00324         *item = ci->index;
    00325         return ci->client_name;
    00326       }
    00327       *item = MAX_CLIENT_SLOTS;
    00328     }
    00329
    00330     /* Then, try townnames
    00331      * Not that the following assumes all town indices are adjacent, ie no
    00332      * towns have been deleted. */
    00333     if (*item < (uint)MAX_CLIENT_SLOTS + Town::GetPoolSize()) {
    00334       const Town *t;
    00335
    00336       FOR_ALL_TOWNS_FROM(t, *item - MAX_CLIENT_SLOTS) {
    00337         /* Get the town-name via the string-system */
    00338         SetDParam(0, t->index);
    00339         GetString(chat_tab_temp_buffer, STR_TOWN_NAME, lastof(chat_tab_temp_buffer));
    00340         return &chat_tab_temp_buffer[0];
    00341       }
    00342     }
    00343
    00344     return NULL;
    00345   }
    00346
    00352   static char *ChatTabCompletionFindText(char *buf)
    00353   {
    00354     char *p = strrchr(buf, ' ');
    00355     if (p == NULL) return buf;
    00356
    00357     *p = '\0';
    00358     return p + 1;
    00359   }
    00360
    00364   void ChatTabCompletion()
    00365   {
    00366     static char _chat_tab_completion_buf[NETWORK_CHAT_LENGTH];
    00367     assert(this->edit_str_size == lengthof(_chat_tab_completion_buf));
    00368
    00369     Textbuf *tb = &this->text;
    00370     size_t len, tb_len;
    00371     uint item;
    00372     char *tb_buf, *pre_buf;
    00373     const char *cur_name;
    00374     bool second_scan = false;
    00375
    00376     item = 0;
    00377
    00378     /* Copy the buffer so we can modify it without damaging the real data */
    00379     pre_buf = (_chat_tab_completion_active) ? strdup(_chat_tab_completion_buf) : strdup(tb->buf);
    00380
    00381     tb_buf  = ChatTabCompletionFindText(pre_buf);
    00382     tb_len  = strlen(tb_buf);
    00383
    00384     while ((cur_name = ChatTabCompletionNextItem(&item)) != NULL) {
    00385       item++;
    00386
    00387       if (_chat_tab_completion_active) {
    00388         /* We are pressing TAB again on the same name, is there another name
    00389          *  that starts with this? */
    00390         if (!second_scan) {
    00391           size_t offset;
    00392           size_t length;
    00393
    00394           /* If we are completing at the begin of the line, skip the ': ' we added */
    00395           if (tb_buf == pre_buf) {
    00396             offset = 0;
    00397             length = (tb->size - 1) - 2;
    00398           } else {
    00399             /* Else, find the place we are completing at */
    00400             offset = strlen(pre_buf) + 1;
    00401             length = (tb->size - 1) - offset;
    00402           }
    00403
    00404           /* Compare if we have a match */
    00405           if (strlen(cur_name) == length && strncmp(cur_name, tb->buf + offset, length) == 0) second_scan = true;
    00406
    00407           continue;
    00408         }
    00409
    00410         /* Now any match we make on _chat_tab_completion_buf after this, is perfect */
    00411       }
    00412
    00413       len = strlen(cur_name);
    00414       if (tb_len < len && strncasecmp(cur_name, tb_buf, tb_len) == 0) {
    00415         /* Save the data it was before completion */
    00416         if (!second_scan) snprintf(_chat_tab_completion_buf, lengthof(_chat_tab_completion_buf), "%s", tb->buf);
    00417         _chat_tab_completion_active = true;
    00418
    00419         /* Change to the found name. Add ': ' if we are at the start of the line (pretty) */
    00420         if (pre_buf == tb_buf) {
    00421           snprintf(tb->buf, this->edit_str_size, "%s: ", cur_name);
    00422         } else {
    00423           snprintf(tb->buf, this->edit_str_size, "%s %s", pre_buf, cur_name);
    00424         }
    00425
    00426         /* Update the textbuffer */
    00427         UpdateTextBufferSize(&this->text);
    00428
    00429         this->SetDirty();
    00430         free(pre_buf);
    00431         return;
    00432       }
    00433     }
    00434
    00435     if (second_scan) {
    00436       /* We walked all posibilities, and the user presses tab again.. revert to original text */
    00437       strcpy(tb->buf, _chat_tab_completion_buf);
    00438       _chat_tab_completion_active = false;
    00439
    00440       /* Update the textbuffer */
    00441       UpdateTextBufferSize(&this->text);
    00442
    00443       this->SetDirty();
    00444     }
    00445     free(pre_buf);
    00446   }
    00447
    00448   virtual void OnPaint()
    00449   {
    00450     this->DrawWidgets();
    00451     this->DrawEditBox(NWCW_TEXTBOX);
    00452   }
    00453
    00454   virtual Point OnInitialPosition(const WindowDesc *desc, int16 sm_width, int16 sm_height, int window_number)
    00455   {
    00456     Point pt = { (_screen.width - max(sm_width, desc->default_width)) / 2, _screen.height - sm_height - FindWindowById(WC_STATUS_BAR, 0)->height };
    00457     return pt;
    00458   }
    00459
    00460   virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
    00461   {
    00462     if (widget != NWCW_DESTINATION) return;
    00463
    00464     if (this->dtype == DESTTYPE_CLIENT) {
    00465       SetDParamStr(0, NetworkFindClientInfoFromClientID((ClientID)this->dest)->client_name);
    00466     }
    00467     Dimension d = GetStringBoundingBox(this->dest_string);
    00468     d.width  += WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
    00469     d.height += WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
    00470     *size = maxdim(*size, d);
    00471   }
    00472
    00473   virtual void DrawWidget(const Rect &r, int widget) const
    00474   {
    00475     if (widget != NWCW_DESTINATION) return;
    00476
    00477     if (this->dtype == DESTTYPE_CLIENT) {
    00478       SetDParamStr(0, NetworkFindClientInfoFromClientID((ClientID)this->dest)->client_name);
    00479     }
    00480     DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, this->dest_string, TC_BLACK, SA_RIGHT);
    00481   }
    00482
    00483   virtual void OnClick(Point pt, int widget, int click_count)
    00484   {
    00485     switch (widget) {
    00486       /* Send */
    00487       case NWCW_SENDBUTTON: SendChat(this->text.buf, this->dtype, this->dest);
    00488       /* FALLTHROUGH */
    00489       case NWCW_CLOSE: /* Cancel */ delete this; break;
    00490     }
    00491   }
    00492
    00493   virtual void OnMouseLoop()
    00494   {
    00495     this->HandleEditBox(NWCW_TEXTBOX);
    00496   }
    00497
    00498   virtual EventState OnKeyPress(uint16 key, uint16 keycode)
    00499   {
    00500     EventState state = ES_NOT_HANDLED;
    00501     if (keycode == WKC_TAB) {
    00502       ChatTabCompletion();
    00503       state = ES_HANDLED;
    00504     } else {
    00505       _chat_tab_completion_active = false;
    00506       switch (this->HandleEditBoxKey(NWCW_TEXTBOX, key, keycode, state)) {
    00507         default: NOT_REACHED();
    00508         case HEBR_EDITING: {
    00509           Window *osk = FindWindowById(WC_OSK, 0);
    00510           if (osk != NULL && osk->parent == this) osk->InvalidateData();
    00511         } break;
    00512         case HEBR_CONFIRM:
    00513           SendChat(this->text.buf, this->dtype, this->dest);
    00514         /* FALLTHROUGH */
    00515         case HEBR_CANCEL: delete this; break;
    00516         case HEBR_NOT_FOCUSED: break;
    00517       }
    00518     }
    00519     return state;
    00520   }
    00521
    00522   virtual void OnOpenOSKWindow(int wid)
    00523   {
    00524     ShowOnScreenKeyboard(this, wid, NWCW_CLOSE, NWCW_SENDBUTTON);
    00525   }
    00526
    00527   virtual void OnInvalidateData(int data)
    00528   {
    00529     if (data == this->dest) delete this;
    00530   }
    00531 };
    00532
    00533 static const NWidgetPart _nested_chat_window_widgets[] = {
    00534   NWidget(NWID_HORIZONTAL),
    00535     NWidget(WWT_CLOSEBOX, COLOUR_GREY, NWCW_CLOSE),
    00536     NWidget(WWT_PANEL, COLOUR_GREY, NWCW_BACKGROUND),
    00537       NWidget(NWID_HORIZONTAL),
    00538         NWidget(WWT_TEXT, COLOUR_GREY, NWCW_DESTINATION), SetMinimalSize(62, 12), SetPadding(1, 0, 1, 0), SetDataTip(STR_NULL, STR_NULL),
    00539         NWidget(WWT_EDITBOX, COLOUR_GREY, NWCW_TEXTBOX), SetMinimalSize(100, 12), SetPadding(1, 0, 1, 0), SetResize(1, 0),
    00540                                   SetDataTip(STR_NETWORK_CHAT_OSKTITLE, STR_NULL),
    00541         NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, NWCW_SENDBUTTON), SetMinimalSize(62, 12), SetPadding(1, 0, 1, 0), SetDataTip(STR_NETWORK_CHAT_SEND, STR_NULL),
    00542       EndContainer(),
    00543     EndContainer(),
    00544   EndContainer(),
    00545 };
    00546
    00547 static const WindowDesc _chat_window_desc(
    00548   WDP_MANUAL, 640, 14, // x, y, width, height
    00549   WC_SEND_NETWORK_MSG, WC_NONE,
    00550   0,
    00551   _nested_chat_window_widgets, lengthof(_nested_chat_window_widgets)
    00552 );
    00553
    00554 void ShowNetworkChatQueryWindow(DestType type, int dest)
    00555 {
    00556   DeleteWindowByClass(WC_SEND_NETWORK_MSG);
    00557   new NetworkChatWindow(&_chat_window_desc, type, dest);
    00558 }
    00559
    00560 #endif /* ENABLE_NETWORK */