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<h1>kmessageclient.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> This file is part of the KDE games library</span>
<a name="l00003"></a>00003 <span class="comment"> Copyright (C) 2001 Burkhard Lehner (Burkhard.Lehner@gmx.de)</span>
<a name="l00004"></a>00004 <span class="comment"></span>
<a name="l00005"></a>00005 <span class="comment"> This library is free software; you can redistribute it and/or</span>
<a name="l00006"></a>00006 <span class="comment"> modify it under the terms of the GNU Library General Public</span>
<a name="l00007"></a>00007 <span class="comment"> License version 2 as published by the Free Software Foundation.</span>
<a name="l00008"></a>00008 <span class="comment"></span>
<a name="l00009"></a>00009 <span class="comment"> This library is distributed in the hope that it will be useful,</span>
<a name="l00010"></a>00010 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00011"></a>00011 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00012"></a>00012 <span class="comment"> Library General Public License for more details.</span>
<a name="l00013"></a>00013 <span class="comment"></span>
<a name="l00014"></a>00014 <span class="comment"> You should have received a copy of the GNU Library General Public License</span>
<a name="l00015"></a>00015 <span class="comment"> along with this library; see the file COPYING.LIB. If not, write to</span>
<a name="l00016"></a>00016 <span class="comment"> the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span>
<a name="l00017"></a>00017 <span class="comment"> Boston, MA 02110-1301, USA.</span>
<a name="l00018"></a>00018 <span class="comment">*/</span>
<a name="l00019"></a>00019
<a name="l00020"></a>00020 <span class="preprocessor">#include <kdebug.h></span>
<a name="l00021"></a>00021 <span class="preprocessor">#include <stdio.h></span>
<a name="l00022"></a>00022
<a name="l00023"></a>00023 <span class="preprocessor">#include <qbuffer.h></span>
<a name="l00024"></a>00024 <span class="preprocessor">#include <qtimer.h></span>
<a name="l00025"></a>00025
<a name="l00026"></a>00026 <span class="preprocessor">#include "kmessageio.h"</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include "kmessageserver.h"</span>
<a name="l00028"></a>00028
<a name="l00029"></a>00029 <span class="preprocessor">#include "kmessageclient.h"</span>
<a name="l00030"></a>00030
<a name="l00031"></a>00031 <span class="keyword">class </span>KMessageClientPrivate
<a name="l00032"></a>00032 {
<a name="l00033"></a>00033 <span class="keyword">public</span>:
<a name="l00034"></a>00034 KMessageClientPrivate ()
<a name="l00035"></a>00035 : adminID (0), connection (0)
<a name="l00036"></a>00036 {}
<a name="l00037"></a>00037
<a name="l00038"></a>00038 ~KMessageClientPrivate ()
<a name="l00039"></a>00039 {
<a name="l00040"></a>00040 <span class="keyword">delete</span> connection;
<a name="l00041"></a>00041 }
<a name="l00042"></a>00042
<a name="l00043"></a>00043 Q_UINT32 adminID;
<a name="l00044"></a>00044 QValueList <Q_UINT32> clientList;
<a name="l00045"></a>00045 <a class="code" href="classKMessageIO.html" title="This abstract base class represents one end of a message connections between two...">KMessageIO</a> *connection;
<a name="l00046"></a>00046
<a name="l00047"></a>00047 <span class="keywordtype">bool</span> isLocked;
<a name="l00048"></a>00048 QValueList <QByteArray> delayedMessages;
<a name="l00049"></a>00049 };
<a name="l00050"></a>00050
<a name="l00051"></a><a class="code" href="classKMessageClient.html#8a403dc979b7e4477ef13f374a2787bf">00051</a> <a class="code" href="classKMessageClient.html#8a403dc979b7e4477ef13f374a2787bf" title="Constructor.">KMessageClient::KMessageClient</a> (QObject *parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)
<a name="l00052"></a>00052 : QObject (parent, name)
<a name="l00053"></a>00053 {
<a name="l00054"></a>00054 d = <span class="keyword">new</span> KMessageClientPrivate ();
<a name="l00055"></a>00055 d->isLocked = <span class="keyword">false</span>;
<a name="l00056"></a>00056 }
<a name="l00057"></a>00057
<a name="l00058"></a><a class="code" href="classKMessageClient.html#3fd81e8c1ebc4ce8e970dd245b6c8d80">00058</a> <a class="code" href="classKMessageClient.html#3fd81e8c1ebc4ce8e970dd245b6c8d80" title="Destructor.">KMessageClient::~KMessageClient</a> ()
<a name="l00059"></a>00059 {
<a name="l00060"></a>00060 d->delayedMessages.clear();
<a name="l00061"></a>00061 <span class="keyword">delete</span> d;
<a name="l00062"></a>00062 }
<a name="l00063"></a>00063
<a name="l00064"></a>00064 <span class="comment">// -- setServer stuff</span>
<a name="l00065"></a>00065
<a name="l00066"></a><a class="code" href="classKMessageClient.html#2d4d20d4fdd41c90675171722bd05502">00066</a> <span class="keywordtype">void</span> <a class="code" href="classKMessageClient.html#2d4d20d4fdd41c90675171722bd05502" title="Connects the client to (another) server.">KMessageClient::setServer</a> (<span class="keyword">const</span> QString &host, Q_UINT16 port)
<a name="l00067"></a>00067 {
<a name="l00068"></a>00068 <a class="code" href="classKMessageClient.html#2d4d20d4fdd41c90675171722bd05502" title="Connects the client to (another) server.">setServer</a> (<span class="keyword">new</span> <a class="code" href="classKMessageSocket.html" title="This class implements the message communication using a TCP/IP socket.">KMessageSocket</a> (host, port));
<a name="l00069"></a>00069 }
<a name="l00070"></a>00070
<a name="l00071"></a><a class="code" href="classKMessageClient.html#45e7b4d64871829a43971bb90abd9cc3">00071</a> <span class="keywordtype">void</span> <a class="code" href="classKMessageClient.html#2d4d20d4fdd41c90675171722bd05502" title="Connects the client to (another) server.">KMessageClient::setServer</a> (<a class="code" href="classKMessageServer.html" title="A server for message sending and broadcasting, using TCP/IP connections.">KMessageServer</a> *server)
<a name="l00072"></a>00072 {
<a name="l00073"></a>00073 <a class="code" href="classKMessageDirect.html" title="This class implements the message communication using function calls directly.">KMessageDirect</a> *serverIO = <span class="keyword">new</span> <a class="code" href="classKMessageDirect.html" title="This class implements the message communication using function calls directly.">KMessageDirect</a> ();
<a name="l00074"></a>00074 <a class="code" href="classKMessageClient.html#2d4d20d4fdd41c90675171722bd05502" title="Connects the client to (another) server.">setServer</a> (<span class="keyword">new</span> <a class="code" href="classKMessageDirect.html" title="This class implements the message communication using function calls directly.">KMessageDirect</a> (serverIO));
<a name="l00075"></a>00075 server-><a class="code" href="classKMessageServer.html#35a70cc866b4dd7b701441c7bf5e74a6" title="Adds a new KMessageIO object to the communication server.">addClient</a> (serverIO);
<a name="l00076"></a>00076 }
<a name="l00077"></a>00077
<a name="l00078"></a><a class="code" href="classKMessageClient.html#776eec2b3b291ad4fb896770408ef2ea">00078</a> <span class="keywordtype">void</span> <a class="code" href="classKMessageClient.html#2d4d20d4fdd41c90675171722bd05502" title="Connects the client to (another) server.">KMessageClient::setServer</a> (<a class="code" href="classKMessageIO.html" title="This abstract base class represents one end of a message connections between two...">KMessageIO</a> *connection)
<a name="l00079"></a>00079 {
<a name="l00080"></a>00080 <span class="keywordflow">if</span> (d->connection)
<a name="l00081"></a>00081 {
<a name="l00082"></a>00082 <span class="keyword">delete</span> d->connection;
<a name="l00083"></a>00083 kdDebug (11001) << k_funcinfo << <span class="stringliteral">": We are changing the server!"</span> << endl;
<a name="l00084"></a>00084 }
<a name="l00085"></a>00085
<a name="l00086"></a>00086 d->connection = connection;
<a name="l00087"></a>00087 <span class="keywordflow">if</span> (connection )
<a name="l00088"></a>00088 {
<a name="l00089"></a>00089 connect (connection, SIGNAL (received(<span class="keyword">const</span> QByteArray &)),
<a name="l00090"></a>00090 <span class="keyword">this</span>, SLOT (<a class="code" href="classKMessageClient.html#7cb58c18e7687f9428a07672125c2e30" title="This slot is called from the signal KMessageIO::received whenever a message from...">processIncomingMessage</a>(<span class="keyword">const</span> QByteArray &)));
<a name="l00091"></a>00091 connect (connection, SIGNAL (<a class="code" href="classKMessageClient.html#8d1f72bab042b3ab624772dab81ea79d" title="This signal is emitted when the connection to the KMessageServer is broken.">connectionBroken</a>()),
<a name="l00092"></a>00092 <span class="keyword">this</span>, SLOT (<a class="code" href="classKMessageClient.html#d6f9779381285ee41492f4e026758e26" title="This slot is called from the signal KMessageIO::connectionBroken.">removeBrokenConnection</a> ()));
<a name="l00093"></a>00093 }
<a name="l00094"></a>00094 }
<a name="l00095"></a>00095
<a name="l00096"></a>00096 <span class="comment">// -- id stuff</span>
<a name="l00097"></a>00097
<a name="l00098"></a><a class="code" href="classKMessageClient.html#d9dd0f423264520ee541ebe9030ab5b1">00098</a> Q_UINT32 <a class="code" href="classKMessageClient.html#d9dd0f423264520ee541ebe9030ab5b1">KMessageClient::id</a> ()<span class="keyword"> const</span>
<a name="l00099"></a>00099 <span class="keyword"></span>{
<a name="l00100"></a>00100 <span class="keywordflow">return</span> (d->connection) ? d->connection->id () : 0;
<a name="l00101"></a>00101 }
<a name="l00102"></a>00102
<a name="l00103"></a><a class="code" href="classKMessageClient.html#bf578ea37eba2432910913605336f810">00103</a> <span class="keywordtype">bool</span> <a class="code" href="classKMessageClient.html#bf578ea37eba2432910913605336f810">KMessageClient::isAdmin</a> ()<span class="keyword"> const</span>
<a name="l00104"></a>00104 <span class="keyword"></span>{
<a name="l00105"></a>00105 <span class="keywordflow">return</span> <a class="code" href="classKMessageClient.html#d9dd0f423264520ee541ebe9030ab5b1">id</a>() != 0 && <a class="code" href="classKMessageClient.html#d9dd0f423264520ee541ebe9030ab5b1">id</a>() == <a class="code" href="classKMessageClient.html#71388787b38bb67fea7377338135bc47">adminId</a>();
<a name="l00106"></a>00106 }
<a name="l00107"></a>00107
<a name="l00108"></a><a class="code" href="classKMessageClient.html#71388787b38bb67fea7377338135bc47">00108</a> Q_UINT32 <a class="code" href="classKMessageClient.html#71388787b38bb67fea7377338135bc47">KMessageClient::adminId</a> ()<span class="keyword"> const</span>
<a name="l00109"></a>00109 <span class="keyword"></span>{
<a name="l00110"></a>00110 <span class="keywordflow">return</span> d->adminID;
<a name="l00111"></a>00111 }
<a name="l00112"></a>00112
<a name="l00113"></a><a class="code" href="classKMessageClient.html#28619a81efb0f499468812b733e096a8">00113</a> <span class="keyword">const</span> QValueList <Q_UINT32> &<a class="code" href="classKMessageClient.html#28619a81efb0f499468812b733e096a8">KMessageClient::clientList</a>()<span class="keyword"> const</span>
<a name="l00114"></a>00114 <span class="keyword"></span>{
<a name="l00115"></a>00115 <span class="keywordflow">return</span> d->clientList;
<a name="l00116"></a>00116 }
<a name="l00117"></a>00117
<a name="l00118"></a><a class="code" href="classKMessageClient.html#2b1babd61361bbdcbc587ea900ee9f2a">00118</a> <span class="keywordtype">bool</span> <a class="code" href="classKMessageClient.html#2b1babd61361bbdcbc587ea900ee9f2a">KMessageClient::isConnected</a> ()<span class="keyword"> const</span>
<a name="l00119"></a>00119 <span class="keyword"></span>{
<a name="l00120"></a>00120 <span class="keywordflow">return</span> d->connection && d->connection->isConnected();
<a name="l00121"></a>00121 }
<a name="l00122"></a>00122
<a name="l00123"></a><a class="code" href="classKMessageClient.html#86de3acda877251bceec5c74ff5dcdd5">00123</a> <span class="keywordtype">bool</span> <a class="code" href="classKMessageClient.html#86de3acda877251bceec5c74ff5dcdd5">KMessageClient::isNetwork</a> ()<span class="keyword"> const</span>
<a name="l00124"></a>00124 <span class="keyword"></span>{
<a name="l00125"></a>00125 <span class="keywordflow">return</span> <a class="code" href="classKMessageClient.html#2b1babd61361bbdcbc587ea900ee9f2a">isConnected</a>() ? d->connection->isNetwork() : <span class="keyword">false</span>;
<a name="l00126"></a>00126 }
<a name="l00127"></a>00127
<a name="l00128"></a><a class="code" href="classKMessageClient.html#66319e74b115b33e631e5b80c57bc120">00128</a> Q_UINT16 <a class="code" href="classKMessageClient.html#66319e74b115b33e631e5b80c57bc120">KMessageClient::peerPort</a> ()<span class="keyword"> const</span>
<a name="l00129"></a>00129 <span class="keyword"></span>{
<a name="l00130"></a>00130 <span class="keywordflow">return</span> d->connection ? d->connection->peerPort() : 0;
<a name="l00131"></a>00131 }
<a name="l00132"></a>00132
<a name="l00133"></a><a class="code" href="classKMessageClient.html#c9a107e43dfdaf0bb85e0f5781283211">00133</a> QString <a class="code" href="classKMessageClient.html#c9a107e43dfdaf0bb85e0f5781283211">KMessageClient::peerName</a> ()<span class="keyword"> const</span>
<a name="l00134"></a>00134 <span class="keyword"></span>{
<a name="l00135"></a>00135 <span class="keywordflow">return</span> d->connection ? d->connection->peerName() : QString::fromLatin1(<span class="stringliteral">"localhost"</span>);
<a name="l00136"></a>00136 }
<a name="l00137"></a>00137
<a name="l00138"></a>00138 <span class="comment">// --------------------- Sending messages</span>
<a name="l00139"></a>00139
<a name="l00140"></a><a class="code" href="classKMessageClient.html#b56563cb58b75c83287f90ad4b4c8901">00140</a> <span class="keywordtype">void</span> <a class="code" href="classKMessageClient.html#b56563cb58b75c83287f90ad4b4c8901" title="Sends a message to the KMessageServer.">KMessageClient::sendServerMessage</a> (<span class="keyword">const</span> QByteArray &msg)
<a name="l00141"></a>00141 {
<a name="l00142"></a>00142 <span class="keywordflow">if</span> (!d->connection)
<a name="l00143"></a>00143 {
<a name="l00144"></a>00144 kdWarning (11001) << k_funcinfo << <span class="stringliteral">": We have no connection yet!"</span> << endl;
<a name="l00145"></a>00145 <span class="keywordflow">return</span>;
<a name="l00146"></a>00146 }
<a name="l00147"></a>00147 d->connection->send (msg);
<a name="l00148"></a>00148 }
<a name="l00149"></a>00149
<a name="l00150"></a><a class="code" href="classKMessageClient.html#578aea2a02fc0cd7da0435ee61bed189">00150</a> <span class="keywordtype">void</span> <a class="code" href="classKMessageClient.html#578aea2a02fc0cd7da0435ee61bed189" title="Sends a message to all the clients connected to the server, including ourself.">KMessageClient::sendBroadcast</a> (<span class="keyword">const</span> QByteArray &msg)
<a name="l00151"></a>00151 {
<a name="l00152"></a>00152 QByteArray sendBuffer;
<a name="l00153"></a>00153 QBuffer buffer (sendBuffer);
<a name="l00154"></a>00154 buffer.open (IO_WriteOnly);
<a name="l00155"></a>00155 QDataStream stream (&buffer);
<a name="l00156"></a>00156
<a name="l00157"></a>00157 stream << static_cast<Q_UINT32> ( KMessageServer::REQ_BROADCAST );
<a name="l00158"></a>00158 buffer.QIODevice::writeBlock (msg);
<a name="l00159"></a>00159 <a class="code" href="classKMessageClient.html#b56563cb58b75c83287f90ad4b4c8901" title="Sends a message to the KMessageServer.">sendServerMessage</a> (sendBuffer);
<a name="l00160"></a>00160 }
<a name="l00161"></a>00161
<a name="l00162"></a><a class="code" href="classKMessageClient.html#4c746603d3f92cb6bf454684db5075ed">00162</a> <span class="keywordtype">void</span> <a class="code" href="classKMessageClient.html#4c746603d3f92cb6bf454684db5075ed" title="Sends a message to all the clients in a list.">KMessageClient::sendForward</a> (<span class="keyword">const</span> QByteArray &msg, <span class="keyword">const</span> QValueList <Q_UINT32> &clients)
<a name="l00163"></a>00163 {
<a name="l00164"></a>00164 QByteArray sendBuffer;
<a name="l00165"></a>00165 QBuffer buffer (sendBuffer);
<a name="l00166"></a>00166 buffer.open (IO_WriteOnly);
<a name="l00167"></a>00167 QDataStream stream (&buffer);
<a name="l00168"></a>00168
<a name="l00169"></a>00169 stream << static_cast<Q_UINT32>( KMessageServer::REQ_FORWARD ) << clients;
<a name="l00170"></a>00170 buffer.QIODevice::writeBlock (msg);
<a name="l00171"></a>00171 <a class="code" href="classKMessageClient.html#b56563cb58b75c83287f90ad4b4c8901" title="Sends a message to the KMessageServer.">sendServerMessage</a> (sendBuffer);
<a name="l00172"></a>00172 }
<a name="l00173"></a>00173
<a name="l00174"></a><a class="code" href="classKMessageClient.html#8ba229f48d0db03f62f5d1125ac68964">00174</a> <span class="keywordtype">void</span> <a class="code" href="classKMessageClient.html#4c746603d3f92cb6bf454684db5075ed" title="Sends a message to all the clients in a list.">KMessageClient::sendForward</a> (<span class="keyword">const</span> QByteArray &msg, Q_UINT32 client)
<a name="l00175"></a>00175 {
<a name="l00176"></a>00176 <a class="code" href="classKMessageClient.html#4c746603d3f92cb6bf454684db5075ed" title="Sends a message to all the clients in a list.">sendForward</a> (msg, QValueList <Q_UINT32> () << client);
<a name="l00177"></a>00177 }
<a name="l00178"></a>00178
<a name="l00179"></a>00179
<a name="l00180"></a>00180 <span class="comment">// --------------------- Receiving and processing messages</span>
<a name="l00181"></a>00181
<a name="l00182"></a><a class="code" href="classKMessageClient.html#7cb58c18e7687f9428a07672125c2e30">00182</a> <span class="keywordtype">void</span> <a class="code" href="classKMessageClient.html#7cb58c18e7687f9428a07672125c2e30" title="This slot is called from the signal KMessageIO::received whenever a message from...">KMessageClient::processIncomingMessage</a> (<span class="keyword">const</span> QByteArray &msg)
<a name="l00183"></a>00183 {
<a name="l00184"></a>00184 <span class="keywordflow">if</span> (d->isLocked)
<a name="l00185"></a>00185 {
<a name="l00186"></a>00186 d->delayedMessages.append(msg);
<a name="l00187"></a>00187 <span class="keywordflow">return</span>;
<a name="l00188"></a>00188 }
<a name="l00189"></a>00189 <span class="keywordflow">if</span> (d->delayedMessages.count() > 0)
<a name="l00190"></a>00190 {
<a name="l00191"></a>00191 d->delayedMessages.append (msg);
<a name="l00192"></a>00192 QByteArray first = d->delayedMessages.front();
<a name="l00193"></a>00193 d->delayedMessages.pop_front();
<a name="l00194"></a>00194 <a class="code" href="classKMessageClient.html#0e05f0019ca90b8f80b865d61d58416f" title="This slot is called from processIncomingMessage or processFirstMessage, depending...">processMessage</a> (first);
<a name="l00195"></a>00195 }
<a name="l00196"></a>00196 <span class="keywordflow">else</span>
<a name="l00197"></a>00197 {
<a name="l00198"></a>00198 <a class="code" href="classKMessageClient.html#0e05f0019ca90b8f80b865d61d58416f" title="This slot is called from processIncomingMessage or processFirstMessage, depending...">processMessage</a>(msg);
<a name="l00199"></a>00199 }
<a name="l00200"></a>00200 }
<a name="l00201"></a>00201
<a name="l00202"></a><a class="code" href="classKMessageClient.html#0e05f0019ca90b8f80b865d61d58416f">00202</a> <span class="keywordtype">void</span> <a class="code" href="classKMessageClient.html#0e05f0019ca90b8f80b865d61d58416f" title="This slot is called from processIncomingMessage or processFirstMessage, depending...">KMessageClient::processMessage</a> (<span class="keyword">const</span> QByteArray &msg)
<a name="l00203"></a>00203 {
<a name="l00204"></a>00204 <span class="keywordflow">if</span> (d->isLocked)
<a name="l00205"></a>00205 { <span class="comment">// must NOT happen, since we check in processIncomingMessage as well as in processFirstMessage</span>
<a name="l00206"></a>00206 d->delayedMessages.append(msg);
<a name="l00207"></a>00207 <span class="keywordflow">return</span>;
<a name="l00208"></a>00208 }
<a name="l00209"></a>00209 QBuffer in_buffer (msg);
<a name="l00210"></a>00210 in_buffer.open (IO_ReadOnly);
<a name="l00211"></a>00211 QDataStream in_stream (&in_buffer);
<a name="l00212"></a>00212
<a name="l00213"></a>00213
<a name="l00214"></a>00214 <span class="keywordtype">bool</span> unknown = <span class="keyword">false</span>;
<a name="l00215"></a>00215
<a name="l00216"></a>00216 Q_UINT32 messageID;
<a name="l00217"></a>00217 in_stream >> messageID;
<a name="l00218"></a>00218 <span class="keywordflow">switch</span> (messageID)
<a name="l00219"></a>00219 {
<a name="l00220"></a>00220 <span class="keywordflow">case</span> KMessageServer::MSG_BROADCAST:
<a name="l00221"></a>00221 {
<a name="l00222"></a>00222 Q_UINT32 clientID;
<a name="l00223"></a>00223 in_stream >> clientID;
<a name="l00224"></a>00224 emit <a class="code" href="classKMessageClient.html#a7326267044d1fced519eb6692401ffd" title="This signal is emitted when the client receives a broadcast message from the KMessageServer...">broadcastReceived</a> (in_buffer.readAll(), clientID);
<a name="l00225"></a>00225 }
<a name="l00226"></a>00226 <span class="keywordflow">break</span>;
<a name="l00227"></a>00227
<a name="l00228"></a>00228 <span class="keywordflow">case</span> KMessageServer::MSG_FORWARD:
<a name="l00229"></a>00229 {
<a name="l00230"></a>00230 Q_UINT32 clientID;
<a name="l00231"></a>00231 QValueList <Q_UINT32> receivers;
<a name="l00232"></a>00232 in_stream >> clientID >> receivers;
<a name="l00233"></a>00233 emit <a class="code" href="classKMessageClient.html#73572635b3fe84e5394473f63a6dd484" title="This signal is emitted when the client receives a forward message from the KMessageServer...">forwardReceived</a> (in_buffer.readAll(), clientID, receivers);
<a name="l00234"></a>00234 }
<a name="l00235"></a>00235 <span class="keywordflow">break</span>;
<a name="l00236"></a>00236
<a name="l00237"></a>00237 <span class="keywordflow">case</span> KMessageServer::ANS_CLIENT_ID:
<a name="l00238"></a>00238 {
<a name="l00239"></a>00239 <span class="keywordtype">bool</span> old_admin = <a class="code" href="classKMessageClient.html#bf578ea37eba2432910913605336f810">isAdmin</a>();
<a name="l00240"></a>00240 Q_UINT32 clientID;
<a name="l00241"></a>00241 in_stream >> clientID;
<a name="l00242"></a>00242 d->connection->setId (clientID);
<a name="l00243"></a>00243 <span class="keywordflow">if</span> (old_admin != <a class="code" href="classKMessageClient.html#bf578ea37eba2432910913605336f810">isAdmin</a>())
<a name="l00244"></a>00244 emit <a class="code" href="classKMessageClient.html#a27a8d5cc9ebda4982d16f57f362fa59" title="This signal is emitted when this client becomes the admin client or when it loses...">adminStatusChanged</a> (<a class="code" href="classKMessageClient.html#bf578ea37eba2432910913605336f810">isAdmin</a>());
<a name="l00245"></a>00245 }
<a name="l00246"></a>00246 <span class="keywordflow">break</span>;
<a name="l00247"></a>00247
<a name="l00248"></a>00248 <span class="keywordflow">case</span> KMessageServer::ANS_ADMIN_ID:
<a name="l00249"></a>00249 {
<a name="l00250"></a>00250 <span class="keywordtype">bool</span> old_admin = <a class="code" href="classKMessageClient.html#bf578ea37eba2432910913605336f810">isAdmin</a>();
<a name="l00251"></a>00251 in_stream >> d->adminID;
<a name="l00252"></a>00252 <span class="keywordflow">if</span> (old_admin != <a class="code" href="classKMessageClient.html#bf578ea37eba2432910913605336f810">isAdmin</a>())
<a name="l00253"></a>00253 emit <a class="code" href="classKMessageClient.html#a27a8d5cc9ebda4982d16f57f362fa59" title="This signal is emitted when this client becomes the admin client or when it loses...">adminStatusChanged</a> (<a class="code" href="classKMessageClient.html#bf578ea37eba2432910913605336f810">isAdmin</a>());
<a name="l00254"></a>00254 }
<a name="l00255"></a>00255 <span class="keywordflow">break</span>;
<a name="l00256"></a>00256
<a name="l00257"></a>00257 <span class="keywordflow">case</span> KMessageServer::ANS_CLIENT_LIST:
<a name="l00258"></a>00258 {
<a name="l00259"></a>00259 in_stream >> d->clientList;
<a name="l00260"></a>00260 }
<a name="l00261"></a>00261 <span class="keywordflow">break</span>;
<a name="l00262"></a>00262
<a name="l00263"></a>00263 <span class="keywordflow">case</span> KMessageServer::EVNT_CLIENT_CONNECTED:
<a name="l00264"></a>00264 {
<a name="l00265"></a>00265 Q_UINT32 <a class="code" href="classKMessageClient.html#d9dd0f423264520ee541ebe9030ab5b1">id</a>;
<a name="l00266"></a>00266 in_stream >> id;
<a name="l00267"></a>00267
<a name="l00268"></a>00268 <span class="keywordflow">if</span> (d->clientList.contains (<span class="keywordtype">id</span>))
<a name="l00269"></a>00269 kdWarning (11001) << k_funcinfo << <span class="stringliteral">": Adding a client that already existed!"</span> << endl;
<a name="l00270"></a>00270 <span class="keywordflow">else</span>
<a name="l00271"></a>00271 d->clientList.append (<span class="keywordtype">id</span>);
<a name="l00272"></a>00272
<a name="l00273"></a>00273 emit <a class="code" href="classKMessageClient.html#a58d23aa1465c99b71e8d6038dd54c9b" title="This signal is emitted when another client has connected to the server.">eventClientConnected</a> (<span class="keywordtype">id</span>);
<a name="l00274"></a>00274 }
<a name="l00275"></a>00275 <span class="keywordflow">break</span>;
<a name="l00276"></a>00276
<a name="l00277"></a>00277 <span class="keywordflow">case</span> KMessageServer::EVNT_CLIENT_DISCONNECTED:
<a name="l00278"></a>00278 {
<a name="l00279"></a>00279 Q_UINT32 <a class="code" href="classKMessageClient.html#d9dd0f423264520ee541ebe9030ab5b1">id</a>;
<a name="l00280"></a>00280 Q_INT8 broken;
<a name="l00281"></a>00281 in_stream >> <span class="keywordtype">id</span> >> broken;
<a name="l00282"></a>00282
<a name="l00283"></a>00283 <span class="keywordflow">if</span> (!d->clientList.contains (<span class="keywordtype">id</span>))
<a name="l00284"></a>00284 kdWarning (11001) << k_funcinfo << <span class="stringliteral">": Removing a client that doesn't exist!"</span> << endl;
<a name="l00285"></a>00285 <span class="keywordflow">else</span>
<a name="l00286"></a>00286 d->clientList.remove (<span class="keywordtype">id</span>);
<a name="l00287"></a>00287
<a name="l00288"></a>00288 emit <a class="code" href="classKMessageClient.html#225bf4124b2897c8ca3f1add784aee8d" title="This signal is emitted when the server has lost the connection to one of the clients...">eventClientDisconnected</a> (<span class="keywordtype">id</span>, <span class="keywordtype">bool</span> (broken));
<a name="l00289"></a>00289 }
<a name="l00290"></a>00290 <span class="keywordflow">break</span>;
<a name="l00291"></a>00291
<a name="l00292"></a>00292 <span class="keywordflow">default</span>:
<a name="l00293"></a>00293 unknown = <span class="keyword">true</span>;
<a name="l00294"></a>00294 }
<a name="l00295"></a>00295
<a name="l00296"></a>00296 <span class="keywordflow">if</span> (!unknown && !in_buffer.atEnd())
<a name="l00297"></a>00297 kdWarning (11001) << k_funcinfo << <span class="stringliteral">": Extra data received for message ID "</span> << messageID << endl;
<a name="l00298"></a>00298
<a name="l00299"></a>00299 emit <a class="code" href="classKMessageClient.html#9c2d88f0b951977717c65f9727db1882" title="This signal is emitted on every message that came from the server.">serverMessageReceived</a> (msg, unknown);
<a name="l00300"></a>00300
<a name="l00301"></a>00301 <span class="keywordflow">if</span> (unknown)
<a name="l00302"></a>00302 kdWarning (11001) << k_funcinfo << <span class="stringliteral">": received unknown message ID "</span> << messageID << endl;
<a name="l00303"></a>00303 }
<a name="l00304"></a>00304
<a name="l00305"></a><a class="code" href="classKMessageClient.html#0c462b9f59de94255e7fbf24432c0343">00305</a> <span class="keywordtype">void</span> <a class="code" href="classKMessageClient.html#0c462b9f59de94255e7fbf24432c0343" title="Called from unlock() (using QTimer::singleShot) until all delayed messages are delivered...">KMessageClient::processFirstMessage</a>()
<a name="l00306"></a>00306 {
<a name="l00307"></a>00307 <span class="keywordflow">if</span> (d->isLocked)
<a name="l00308"></a>00308 {
<a name="l00309"></a>00309 <span class="keywordflow">return</span>;
<a name="l00310"></a>00310 }
<a name="l00311"></a>00311 <span class="keywordflow">if</span> (d->delayedMessages.count() == 0)
<a name="l00312"></a>00312 {
<a name="l00313"></a>00313 kdDebug(11001) << k_funcinfo << <span class="stringliteral">": no messages delayed"</span> << endl;
<a name="l00314"></a>00314 <span class="keywordflow">return</span>;
<a name="l00315"></a>00315 }
<a name="l00316"></a>00316 QByteArray first = d->delayedMessages.front();
<a name="l00317"></a>00317 d->delayedMessages.pop_front();
<a name="l00318"></a>00318 <a class="code" href="classKMessageClient.html#0e05f0019ca90b8f80b865d61d58416f" title="This slot is called from processIncomingMessage or processFirstMessage, depending...">processMessage</a> (first);
<a name="l00319"></a>00319 }
<a name="l00320"></a>00320
<a name="l00321"></a><a class="code" href="classKMessageClient.html#d6f9779381285ee41492f4e026758e26">00321</a> <span class="keywordtype">void</span> <a class="code" href="classKMessageClient.html#d6f9779381285ee41492f4e026758e26" title="This slot is called from the signal KMessageIO::connectionBroken.">KMessageClient::removeBrokenConnection</a> ()
<a name="l00322"></a>00322 {
<a name="l00323"></a>00323 kdDebug (11001) << k_funcinfo << <span class="stringliteral">": timer single shot for removeBrokenConnection"</span><<<span class="keyword">this</span> << endl;
<a name="l00324"></a>00324 <span class="comment">// MH We cannot directly delete the socket. otherwise QSocket crashes</span>
<a name="l00325"></a>00325 QTimer::singleShot( 0, <span class="keyword">this</span>, SLOT(removeBrokenConnection2()) );
<a name="l00326"></a>00326 <span class="keywordflow">return</span>;
<a name="l00327"></a>00327 }
<a name="l00328"></a>00328
<a name="l00329"></a>00329
<a name="l00330"></a>00330 <span class="keywordtype">void</span> KMessageClient::removeBrokenConnection2 ()
<a name="l00331"></a>00331 {
<a name="l00332"></a>00332 kdDebug (11001) << k_funcinfo << <span class="stringliteral">": Broken:Deleting the connection object"</span><<<span class="keyword">this</span> << endl;
<a name="l00333"></a>00333
<a name="l00334"></a>00334 emit <a class="code" href="classKMessageClient.html#3b2c9bc7b058e0c9869161e3428f4fca" title="This signal is emitted right before the client disconnects.">aboutToDisconnect</a>(<span class="keywordtype">id</span>());
<a name="l00335"></a>00335 <span class="keyword">delete</span> d->connection;
<a name="l00336"></a>00336 d->connection = 0;
<a name="l00337"></a>00337 d->adminID = 0;
<a name="l00338"></a>00338 emit <a class="code" href="classKMessageClient.html#8d1f72bab042b3ab624772dab81ea79d" title="This signal is emitted when the connection to the KMessageServer is broken.">connectionBroken</a>();
<a name="l00339"></a>00339 kdDebug (11001) << k_funcinfo << <span class="stringliteral">": Broken:Deleting the connection object DONE"</span> << endl;
<a name="l00340"></a>00340 }
<a name="l00341"></a>00341
<a name="l00342"></a><a class="code" href="classKMessageClient.html#823aed246d413cf726eda011809f511f">00342</a> <span class="keywordtype">void</span> <a class="code" href="classKMessageClient.html#823aed246d413cf726eda011809f511f" title="Corresponds to setServer(0); but also emits the connectionBroken signal.">KMessageClient::disconnect</a> ()
<a name="l00343"></a>00343 {
<a name="l00344"></a>00344 kdDebug (11001) << k_funcinfo << <span class="stringliteral">": Disconnect:Deleting the connection object"</span> << endl;
<a name="l00345"></a>00345
<a name="l00346"></a>00346 emit <a class="code" href="classKMessageClient.html#3b2c9bc7b058e0c9869161e3428f4fca" title="This signal is emitted right before the client disconnects.">aboutToDisconnect</a>(<span class="keywordtype">id</span>());
<a name="l00347"></a>00347 <span class="keyword">delete</span> d->connection;
<a name="l00348"></a>00348 d->connection = 0;
<a name="l00349"></a>00349 d->adminID = 0;
<a name="l00350"></a>00350 emit <a class="code" href="classKMessageClient.html#8d1f72bab042b3ab624772dab81ea79d" title="This signal is emitted when the connection to the KMessageServer is broken.">connectionBroken</a>();
<a name="l00351"></a>00351 kdDebug (11001) << k_funcinfo << <span class="stringliteral">": Disconnect:Deleting the connection object DONE"</span> << endl;
<a name="l00352"></a>00352 }
<a name="l00353"></a>00353
<a name="l00354"></a><a class="code" href="classKMessageClient.html#2e36bd5e629d414f1b6b990329c8facd">00354</a> <span class="keywordtype">void</span> <a class="code" href="classKMessageClient.html#2e36bd5e629d414f1b6b990329c8facd" title="Once this function is called no message will be received anymore.">KMessageClient::lock</a> ()
<a name="l00355"></a>00355 {
<a name="l00356"></a>00356 d->isLocked = <span class="keyword">true</span>;
<a name="l00357"></a>00357 }
<a name="l00358"></a>00358
<a name="l00359"></a><a class="code" href="classKMessageClient.html#c2e273a837eb798c97588b2554b0f7b5">00359</a> <span class="keywordtype">void</span> <a class="code" href="classKMessageClient.html#c2e273a837eb798c97588b2554b0f7b5" title="Deliver every message that was delayed by lock() and actually deliver all messages...">KMessageClient::unlock</a> ()
<a name="l00360"></a>00360 {
<a name="l00361"></a>00361 d->isLocked = <span class="keyword">false</span>;
<a name="l00362"></a>00362 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0; i < d->delayedMessages.count(); i++)
<a name="l00363"></a>00363 {
<a name="l00364"></a>00364 QTimer::singleShot(0, <span class="keyword">this</span>, SLOT(<a class="code" href="classKMessageClient.html#0c462b9f59de94255e7fbf24432c0343" title="Called from unlock() (using QTimer::singleShot) until all delayed messages are delivered...">processFirstMessage</a>()));
<a name="l00365"></a>00365 }
<a name="l00366"></a>00366 }
<a name="l00367"></a>00367
<a name="l00368"></a><a class="code" href="classKMessageClient.html#6f9f91cbf9d7871dbf11ca6417bd8113">00368</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="classKMessageClient.html#6f9f91cbf9d7871dbf11ca6417bd8113">KMessageClient::delayedMessageCount</a>()<span class="keyword"> const</span>
<a name="l00369"></a>00369 <span class="keyword"></span>{
<a name="l00370"></a>00370 <span class="keywordflow">return</span> d->delayedMessages.count();
<a name="l00371"></a>00371 }
<a name="l00372"></a>00372
<a name="l00373"></a>00373 <span class="preprocessor">#include "kmessageclient.moc"</span>
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distrib
>
Mandriva
>
2008.1
>
x86_64
>
media
>
main-release
>
by-pkgid
>
ea24284f03fd4a8a4b64047514d93f64
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files
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333
