class_c_chat_bt.html

一个聊天的软件

<a name="l00323"></a>00323         {
<a name="l00324"></a>00324         HBufC* errClientBusy = StringLoader::LoadLC ( R_CHAT_CLIENT_BUSY );
<a name="l00325"></a>00325         <a class="code" href="class_c_chat_bt.html#9d387bbae93f2ae894f3e1c32e6bf1c6">iLog</a>.<a class="code" href="class_m_log.html#70fb5098d98a8b349c056b46102d5de9">LogL</a>( *errClientBusy );
<a name="l00326"></a>00326         CleanupStack::PopAndDestroy( errClientBusy );
<a name="l00327"></a>00327 
<a name="l00328"></a>00328         User::Leave( KErrInUse );
<a name="l00329"></a>00329         }
<a name="l00330"></a>00330     }
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<a class="anchor" name="90fa17f1549fcafa070e14c9e5e7234d"></a><!-- doxytag: member="CChatBt::DisconnectL" ref="90fa17f1549fcafa070e14c9e5e7234d" args="()" --><p>
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          <td class="md" nowrap valign="top">void CChatBt::DisconnectL           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
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<a class="el" href="class_c_chat_bt.html#90fa17f1549fcafa070e14c9e5e7234d">DisconnectL()</a> Disconnect from remote machine 
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Definition at line <a class="el" href="_chat_bt_8cpp-source.html#l00337">337</a> of file <a class="el" href="_chat_bt_8cpp-source.html">ChatBt.cpp</a>.
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References <a class="el" href="_chat_bt_8cpp-source.html#l00358">DisconnectFromServerL()</a>, <a class="el" href="_chat_bt_8h-source.html#l00189">iLog</a>, <a class="el" href="class_m_log.html#70fb5098d98a8b349c056b46102d5de9">MLog::LogL()</a>, <a class="el" href="_chat_base_8cpp-source.html#l00130">CChatBase::SetState()</a>, and <a class="el" href="_chat_base_8cpp-source.html#l00140">CChatBase::State()</a>.<div class="fragment"><pre class="fragment"><a name="l00338"></a>00338     {
<a name="l00339"></a>00339     <span class="keywordflow">if</span> ( ( <a class="code" href="class_c_chat_base.html#af77e92297a4bac4704e440284577ebe">State</a>() == EConnected )||( <a class="code" href="class_c_chat_base.html#af77e92297a4bac4704e440284577ebe">State</a>() == ESendingMessage ) )
<a name="l00340"></a>00340         {
<a name="l00341"></a>00341         <a class="code" href="class_c_chat_bt.html#e109483d24ec2fbd018840d64f6242c5">DisconnectFromServerL</a>();
<a name="l00342"></a>00342         <a class="code" href="class_c_chat_base.html#deacd9f98d0548748cf116698aea2be0">SetState</a>( EDisconnecting );
<a name="l00343"></a>00343         }
<a name="l00344"></a>00344     <span class="keywordflow">else</span>
<a name="l00345"></a>00345         {
<a name="l00346"></a>00346         HBufC* errNoConn = StringLoader::LoadLC ( R_CHAT_ERR_NO_CONN );
<a name="l00347"></a>00347         <a class="code" href="class_c_chat_bt.html#9d387bbae93f2ae894f3e1c32e6bf1c6">iLog</a>.<a class="code" href="class_m_log.html#70fb5098d98a8b349c056b46102d5de9">LogL</a>( *errNoConn );
<a name="l00348"></a>00348         CleanupStack::PopAndDestroy( errNoConn );
<a name="l00349"></a>00349         User::Leave( KErrDisconnected );
<a name="l00350"></a>00350         }
<a name="l00351"></a>00351     }
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<a class="anchor" name="39e335eb18324d0cfd3d4956caee5100"></a><!-- doxytag: member="CChatBt::SendMessageL" ref="39e335eb18324d0cfd3d4956caee5100" args="(TDes &amp;aText)" --><p>
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          <td class="md" nowrap valign="top">void CChatBt::SendMessageL           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">TDes &amp;&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>aText</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
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<a class="el" href="class_c_chat_bt.html#39e335eb18324d0cfd3d4956caee5100">SendMessageL()</a> Sends a message to a service on a remote machine. <dl compact><dt><b>Parameters:</b></dt><dd>
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    <tr><td valign="top"></td><td valign="top"><em>aText</em>&nbsp;</td><td>Text to send </td></tr>
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<p>
Definition at line <a class="el" href="_chat_bt_8cpp-source.html#l00408">408</a> of file <a class="el" href="_chat_bt_8cpp-source.html">ChatBt.cpp</a>.
<p>
References <a class="el" href="_chat_bt_8h-source.html#l00243">iActiveSocket</a>, <a class="el" href="_chat_bt_8h-source.html#l00195">iMessage</a>, <a class="el" href="_chat_base_8cpp-source.html#l00130">CChatBase::SetState()</a>, and <a class="el" href="_chat_base_8cpp-source.html#l00140">CChatBase::State()</a>.<div class="fragment"><pre class="fragment"><a name="l00409"></a>00409     {
<a name="l00410"></a>00410 
<a name="l00411"></a>00411     <span class="keywordflow">if</span> ( <a class="code" href="class_c_chat_base.html#af77e92297a4bac4704e440284577ebe">State</a>() != EConnected )
<a name="l00412"></a>00412         {
<a name="l00413"></a>00413         User::Leave( KErrDisconnected );
<a name="l00414"></a>00414         }
<a name="l00415"></a>00415 
<a name="l00416"></a>00416     <span class="comment">// stop reading socket</span>
<a name="l00417"></a>00417     <span class="keywordflow">if</span> ( <a class="code" href="class_c_chat_bt.html#42435def2f80909f7700ad684c625f0f">iActiveSocket</a> )
<a name="l00418"></a>00418         {
<a name="l00419"></a>00419         <a class="code" href="class_c_chat_bt.html#42435def2f80909f7700ad684c625f0f">iActiveSocket</a>-&gt;CancelRead();
<a name="l00420"></a>00420         }
<a name="l00421"></a>00421 
<a name="l00422"></a>00422     <span class="keywordflow">if</span> ( IsActive() )
<a name="l00423"></a>00423         {
<a name="l00424"></a>00424         Cancel();
<a name="l00425"></a>00425         }
<a name="l00426"></a>00426     TBufC&lt;KChatTextBufLength&gt; message ( aText );
<a name="l00427"></a>00427     <a class="code" href="class_c_chat_base.html#deacd9f98d0548748cf116698aea2be0">SetState</a>( ESendingMessage );
<a name="l00428"></a>00428     HBufC* tempString = HBufC::NewL( message.Length() );
<a name="l00429"></a>00429     CleanupStack::PushL( tempString );
<a name="l00430"></a>00430     tempString-&gt;Des().Copy( message );
<a name="l00431"></a>00431     
<a name="l00432"></a>00432     <a class="code" href="class_c_chat_bt.html#83107f9dbd3370ed4e809e8cc7b35380">iMessage</a> = HBufC8::NewL(tempString-&gt;Length());
<a name="l00433"></a>00433     CleanupStack::Pop( tempString );
<a name="l00434"></a>00434     <a class="code" href="class_c_chat_bt.html#83107f9dbd3370ed4e809e8cc7b35380">iMessage</a>-&gt;Des().Copy( *tempString );
<a name="l00435"></a>00435     
<a name="l00436"></a>00436     <span class="keywordflow">if</span> ( <a class="code" href="class_c_chat_bt.html#42435def2f80909f7700ad684c625f0f">iActiveSocket</a> )
<a name="l00437"></a>00437         {
<a name="l00438"></a>00438         <a class="code" href="class_c_chat_bt.html#42435def2f80909f7700ad684c625f0f">iActiveSocket</a>-&gt;Write( *<a class="code" href="class_c_chat_bt.html#83107f9dbd3370ed4e809e8cc7b35380">iMessage</a>, iStatus );
<a name="l00439"></a>00439         }
<a name="l00440"></a>00440 
<a name="l00441"></a>00441     <span class="keyword">delete</span> tempString;
<a name="l00442"></a>00442     
<a name="l00443"></a>00443     SetActive();
<a name="l00444"></a>00444     }
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<a class="anchor" name="4dc55dfb9b7a14b604eac53f42d0a222"></a><!-- doxytag: member="CChatBt::StartL" ref="4dc55dfb9b7a14b604eac53f42d0a222" args="()" --><p>
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          <td class="md" nowrap valign="top">void CChatBt::StartL           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
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<a class="el" href="class_c_chat_bt.html#4dc55dfb9b7a14b604eac53f42d0a222">StartL()</a> Start server and waiting for connection. 
<p>
Definition at line <a class="el" href="_chat_bt_8cpp-source.html#l00453">453</a> of file <a class="el" href="_chat_bt_8cpp-source.html">ChatBt.cpp</a>.
<p>
References <a class="el" href="_chat_bt_8h-source.html#l00225">iAdvertiser</a>, <a class="el" href="_chat_bt_8h-source.html#l00207">iSocket</a>, <a class="el" href="_chat_bt_8h-source.html#l00201">iSocketServer</a>, <a class="el" href="_chat_bt_8cpp-source.html#l00488">SetSecurityWithChannelL()</a>, <a class="el" href="_chat_base_8cpp-source.html#l00120">CChatBase::SetServer()</a>, <a class="el" href="_chat_bt_service_advertiser_8cpp-source.html#l00075">CChatBtServiceAdvertiser::StartAdvertisingL()</a>, <a class="el" href="_chat_base_8cpp-source.html#l00140">CChatBase::State()</a>, and <a class="el" href="_chat_bt_service_advertiser_8cpp-source.html#l00118">CChatBtServiceAdvertiser::UpdateAvailabilityL()</a>.<div class="fragment"><pre class="fragment"><a name="l00454"></a>00454     {
<a name="l00455"></a>00455     <span class="keywordflow">if</span> ( <a class="code" href="class_c_chat_base.html#af77e92297a4bac4704e440284577ebe">State</a>() != EWaitingToGetDevice )
<a name="l00456"></a>00456         {
<a name="l00457"></a>00457         User::Leave( KErrInUse );
<a name="l00458"></a>00458         }
<a name="l00459"></a>00459 
<a name="l00460"></a>00460     TInt result( 0 );
<a name="l00461"></a>00461     result = <a class="code" href="class_c_chat_bt.html#4791a9b2a2447d2068a89acb05c8c25b">iSocket</a>.Open( <a class="code" href="class_c_chat_bt.html#56bd53f21c6818eaa0d4a1ad2c7c5a84">iSocketServer</a>, KStrRFCOMM );
<a name="l00462"></a>00462     <span class="keywordflow">if</span> ( result != KErrNone )
<a name="l00463"></a>00463         {
<a name="l00464"></a>00464         <a class="code" href="class_c_chat_bt.html#56bd53f21c6818eaa0d4a1ad2c7c5a84">iSocketServer</a>.Close();
<a name="l00465"></a>00465         User::Leave( result ); 
<a name="l00466"></a>00466         }
<a name="l00467"></a>00467 
<a name="l00468"></a>00468    
<a name="l00469"></a>00469     <span class="comment">// </span>
<a name="l00470"></a>00470     <span class="comment">// Set the Socket's security with parameters, </span>