Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/m_async_waiter_8cpp_source.html
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<h1>examples/Messaging/SearchSortExample/mAsyncWaiter.cpp</h1><a href="m_async_waiter_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).</span>
<a name="l00002"></a>00002 <span class="comment">// All rights reserved.</span>
<a name="l00003"></a>00003 <span class="comment">// This component and the accompanying materials are made available</span>
<a name="l00004"></a>00004 <span class="comment">// under the terms of "Eclipse Public License v1.0"</span>
<a name="l00005"></a>00005 <span class="comment">// which accompanies this distribution, and is available</span>
<a name="l00006"></a>00006 <span class="comment">// at the URL "http://www.eclipse.org/legal/epl-v10.html".</span>
<a name="l00007"></a>00007 <span class="comment">//</span>
<a name="l00008"></a>00008 <span class="comment">// Initial Contributors:</span>
<a name="l00009"></a>00009 <span class="comment">// Nokia Corporation - initial contribution.</span>
<a name="l00010"></a>00010 <span class="comment">//</span>
<a name="l00011"></a>00011 <span class="comment">// Contributors:</span>
<a name="l00012"></a>00012 <span class="comment">//</span>
<a name="l00013"></a>00013 <span class="comment">// Description:</span>
<a name="l00014"></a>00014 <span class="comment">// Encapsulates both issuing a request to an asynchronous service provider </span>
<a name="l00015"></a>00015 <span class="comment">// and handling the completed requests.</span>
<a name="l00016"></a>00016 <span class="comment">//</span>
<a name="l00017"></a>00017
<a name="l00018"></a>00018
<a name="l00019"></a>00019
<a name="l00024"></a>00024 <span class="preprocessor">#include "<a class="code" href="m_async_waiter_8h.html">mAsyncWaiter.h</a>"</span>
<a name="l00025"></a>00025
<a name="l00029"></a><a class="code" href="class_c_mess_async_waiter.html#afcb5bdc70a5f6a134afdaf7af207a038">00029</a> <a class="code" href="class_c_mess_async_waiter.html">CMessAsyncWaiter</a>* <a class="code" href="class_c_mess_async_waiter.html#afcb5bdc70a5f6a134afdaf7af207a038">CMessAsyncWaiter::NewL</a>()
<a name="l00030"></a>00030 {
<a name="l00031"></a>00031 <a class="code" href="class_c_mess_async_waiter.html">CMessAsyncWaiter</a>* <span class="keyword">self</span> = <span class="keyword">new</span>(ELeave) <a class="code" href="class_c_mess_async_waiter.html">CMessAsyncWaiter</a>();
<a name="l00032"></a>00032 <span class="keywordflow">return</span> <span class="keyword">self</span>;
<a name="l00033"></a>00033 }
<a name="l00034"></a>00034
<a name="l00038"></a>00038 CMessAsyncWaiter::CMessAsyncWaiter() : CActive(EPriorityStandard)
<a name="l00039"></a>00039 {
<a name="l00040"></a>00040 CActiveScheduler::Add(<span class="keyword">this</span>);
<a name="l00041"></a>00041 }
<a name="l00042"></a>00042
<a name="l00043"></a>00043
<a name="l00044"></a>00044 CMessAsyncWaiter::~CMessAsyncWaiter()
<a name="l00045"></a>00045 {
<a name="l00046"></a>00046 Cancel();
<a name="l00047"></a>00047 }
<a name="l00048"></a>00048
<a name="l00053"></a><a class="code" href="class_c_mess_async_waiter.html#ae976b71c3a09378e0cd9026732ed2438">00053</a> <span class="keywordtype">void</span> <a class="code" href="class_c_mess_async_waiter.html#ae976b71c3a09378e0cd9026732ed2438">CMessAsyncWaiter::StartAndWait</a>()
<a name="l00054"></a>00054 {
<a name="l00055"></a>00055 SetActive();
<a name="l00056"></a>00056 CActiveScheduler::Start();
<a name="l00057"></a>00057 }
<a name="l00058"></a>00058
<a name="l00059"></a>00059
<a name="l00060"></a>00060 TInt CMessAsyncWaiter::Result()<span class="keyword"> const</span>
<a name="l00061"></a>00061 <span class="keyword"> </span>{
<a name="l00062"></a>00062 <span class="keywordflow">return</span> iError;
<a name="l00063"></a>00063 }
<a name="l00064"></a>00064
<a name="l00069"></a>00069 <span class="keywordtype">void</span> CMessAsyncWaiter::RunL()
<a name="l00070"></a>00070 {
<a name="l00071"></a>00071 iError = iStatus.Int();
<a name="l00072"></a>00072 CActiveScheduler::Stop();
<a name="l00073"></a>00073 }
<a name="l00074"></a>00074
<a name="l00079"></a>00079 <span class="keywordtype">void</span> CMessAsyncWaiter::DoCancel()
<a name="l00080"></a>00080 {
<a name="l00081"></a>00081 iError = KErrCancel;
<a name="l00082"></a>00082 CActiveScheduler::Stop();
<a name="l00083"></a>00083 }
<a name="l00084"></a>00084
</pre></div></div>
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