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doxygen="_cgi:http://www.nevrax.org/cgi-bin/nel-search.cgi" href="http://www.nevrax.org/cgi-bin/nel-search.cgi">Search</a> </center> +<hr><h1>event_server.cpp</h1><a href="event__server_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 +00007 <font class="comment">/* Copyright, 2000 Nevrax Ltd.</font> +00008 <font class="comment"> *</font> +00009 <font class="comment"> * This file is part of NEVRAX NEL.</font> +00010 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font> +00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font> +00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font> +00013 <font class="comment"> * any later version.</font> +00014 <font class="comment"></font> +00015 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font> +00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font> +00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font> +00018 <font class="comment"> * General Public License for more details.</font> +00019 <font class="comment"></font> +00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font> +00021 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font> +00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font> +00023 <font class="comment"> * MA 02111-1307, USA.</font> +00024 <font class="comment"> */</font> +00025 +00026 <font class="preprocessor">#include "<a class="code" href="stdmisc_8h.html">stdmisc.h</a>"</font> +00027 +00028 <font class="preprocessor">#include "<a class="code" href="event__server_8h.html">nel/misc/event_server.h</a>"</font> +00029 <font class="preprocessor">#include "<a class="code" href="event__listener_8h.html">nel/misc/event_listener.h</a>"</font> +00030 <font class="preprocessor">#include "<a class="code" href="event__emitter_8h.html">nel/misc/event_emitter.h</a>"</font> +00031 <font class="preprocessor">#include "<a class="code" href="events_8h.html">nel/misc/events.h</a>"</font> +00032 +00033 +00034 <font class="keyword">namespace </font>NLMISC { +00035 +00036 +00037 +00038 <font class="comment">/*------------------------------------------------------------------*\</font> +00039 <font class="comment"> postEvent()</font> +00040 <font class="comment">\*------------------------------------------------------------------*/</font> +<a name="l00041"></a><a class="code" href="classNLMISC_1_1CEventServer.html#a1">00041</a> <font class="keywordtype">void</font> CEventServer::postEvent(CEvent * event) +00042 { +00043 <a class="code" href="classNLMISC_1_1CEventServer.html#o2">_Events</a>.push_back(event); +00044 } +00045 +00046 +00047 +00048 <font class="comment">/*------------------------------------------------------------------*\</font> +00049 <font class="comment"> pump()</font> +00050 <font class="comment">\*------------------------------------------------------------------*/</font> +<a name="l00051"></a><a class="code" href="classNLMISC_1_1CEventServer.html#a2">00051</a> <font class="keywordtype">void</font> CEventServer::pump() +00052 { +00053 <a class="code" href="classstd_1_1list.html">std::list<IEventEmitter*></a>::iterator item = <a class="code" href="classNLMISC_1_1CEventServer.html#o1">_Emitters</a>.begin(); +00054 +00055 <font class="comment">// getting events from emitters</font> +00056 <font class="keywordflow">while</font>(item!=<a class="code" href="classNLMISC_1_1CEventServer.html#o1">_Emitters</a>.end()) +00057 { +00058 <font class="comment">// ask emitters to submit their events to server</font> +00059 (*item)->submitEvents(*<font class="keyword">this</font>); +00060 item++; +00061 } +00062 +00063 +00064 <a class="code" href="classstd_1_1list.html">std::list<CEvent*></a>::iterator itev = <a class="code" href="classNLMISC_1_1CEventServer.html#o2">_Events</a>.begin(); +00065 +00066 <font class="keywordflow">while</font>(itev!=<a class="code" href="classNLMISC_1_1CEventServer.html#o2">_Events</a>.end()) +00067 { +00068 <font class="comment">// pump event</font> +00069 <font class="keywordtype">bool</font> bDelete=<a class="code" href="classNLMISC_1_1CEventServer.html#b0">pumpEvent</a>(*itev); +00070 <font class="keywordflow">if</font> (bDelete) +00071 <font class="keyword">delete</font> *itev; +00072 itev=<a class="code" href="classNLMISC_1_1CEventServer.html#o2">_Events</a>.erase (itev); +00073 } +00074 } +00075 +00076 +00077 <font class="comment">/*------------------------------------------------------------------*\</font> +00078 <font class="comment"> pumpEvent()</font> +00079 <font class="comment">\*------------------------------------------------------------------*/</font> +<a name="l00080"></a><a class="code" href="classNLMISC_1_1CEventServer.html#b0">00080</a> <font class="keywordtype">bool</font> CEventServer::pumpEvent(CEvent* event) +00081 { +00082 <font class="comment">// taking id</font> +00083 uint64 <a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a> = (uint64) *event; +00084 +00085 <font class="comment">// looking for the first occurence of id</font> +00086 mapListener::iterator it = <a class="code" href="classNLMISC_1_1CEventServer.html#o0">_Listeners</a>.find(<a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a>); +00087 +00088 <font class="comment">// calling every callbacks</font> +00089 <font class="keywordflow">while</font>(it!=<a class="code" href="classNLMISC_1_1CEventServer.html#o0">_Listeners</a>.end() && (uint64)(*it).first == <a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a>) +00090 { +00091 (*((*it).second)) (*event); +00092 it++; +00093 } +00094 +00095 <font class="comment">// delete the pointer</font> +00096 <font class="keywordflow">return</font> <font class="keyword">true</font>; +00097 } +00098 +00099 +00100 +00101 <font class="comment">/*------------------------------------------------------------------*\</font> +00102 <font class="comment"> addListener()</font> +00103 <font class="comment">\*------------------------------------------------------------------*/</font> +<a name="l00104"></a><a class="code" href="classNLMISC_1_1CEventServer.html#a3">00104</a> <font class="keywordtype">void</font> CEventServer::addListener(CClassId <a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a>, IEventListener* listener ) +00105 { +00106 <a class="code" href="classNLMISC_1_1CEventServer.html#o0">_Listeners</a>.insert( mapListener::value_type(<a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a>, listener)); +00107 } +00108 +00109 +00110 <font class="comment">/*------------------------------------------------------------------*\</font> +00111 <font class="comment"> removeListener()</font> +00112 <font class="comment">\*------------------------------------------------------------------*/</font> +<a name="l00113"></a><a class="code" href="classNLMISC_1_1CEventServer.html#a4">00113</a> <font class="keywordtype">void</font> CEventServer::removeListener(CClassId <a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a>, IEventListener* listener ) +00114 { +00115 <font class="comment">// looking for the first occurence of id</font> +00116 mapListener::iterator it = <a class="code" href="classNLMISC_1_1CEventServer.html#o0">_Listeners</a>.find(<a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a>); +00117 +00118 <font class="comment">// looking for occurence with the right callback</font> +00119 <font class="keywordflow">while</font>(it!=<a class="code" href="classNLMISC_1_1CEventServer.html#o0">_Listeners</a>.end() && (*it).first == <a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a>) +00120 { +00121 <font class="keywordflow">if</font>((*it).second==listener) +00122 { +00123 <font class="comment">// erasing pair</font> +00124 <a class="code" href="classNLMISC_1_1CEventServer.html#o0">_Listeners</a>.erase(it); +00125 <font class="keywordflow">return</font>; +00126 } +00127 it++; +00128 } +00129 } +00130 +00131 +00132 <font class="comment">/*------------------------------------------------------------------*\</font> +00133 <font class="comment"> addEmitter()</font> +00134 <font class="comment">\*------------------------------------------------------------------*/</font> +<a name="l00135"></a><a class="code" href="classNLMISC_1_1CEventServer.html#a5">00135</a> <font class="keywordtype">void</font> CEventServer::addEmitter(IEventEmitter * emitter) +00136 { +00137 <a class="code" href="classNLMISC_1_1CEventServer.html#o1">_Emitters</a>.push_back(emitter); +00138 } +00139 +00140 +00141 <font class="comment">/*------------------------------------------------------------------*\</font> +00142 <font class="comment"> removeEmitter()</font> +00143 <font class="comment">\*------------------------------------------------------------------*/</font> +<a name="l00144"></a><a class="code" href="classNLMISC_1_1CEventServer.html#a6">00144</a> <font class="keywordtype">void</font> CEventServer::removeEmitter(IEventEmitter * emitter) +00145 { +00146 <a class="code" href="classNLMISC_1_1CEventServer.html#o1">_Emitters</a>.remove(emitter); +00147 } +00148 +00149 +00150 } <font class="comment">// NLMISC</font> +</pre></div> + +<!-- footer --> +<BR><FONT Size=+5> </FONT> +</TD> +<TD WIDTH=15><IMG SRC=http://www.nevrax.org/inc/img/pixel.gif WIDTH=15 HEIGHT=15 BORDER=0 ALT=""></TD> +</TR> +</TABLE> +</BODY> +</HTML> |