Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/_eikecho_8cpp-source.html
author Dominic Pinkman <Dominic.Pinkman@Nokia.com>
Fri, 22 Jan 2010 18:26:19 +0000
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
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<title>TB10.1 Example Applications: examples/Networking/TcpIp/EchoClientUI/Eikecho.cpp Source File</title>
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<link href="doxygen.css" rel="stylesheet" type="text/css">
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<link href="tabs.css" rel="stylesheet" type="text/css">
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</head><body>
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<!-- Generated by Doxygen 1.5.3 -->
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<h1>examples/Networking/TcpIp/EchoClientUI/Eikecho.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Copyright (c) 2000-2009 Nokia Corporation and/or its subsidiary(-ies).</span>
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<a name="l00002"></a>00002 <span class="comment">// All rights reserved.</span>
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<a name="l00003"></a>00003 <span class="comment">// This component and the accompanying materials are made available</span>
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<a name="l00004"></a>00004 <span class="comment">// under the terms of "Eclipse Public License v1.0"</span>
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<a name="l00005"></a>00005 <span class="comment">// which accompanies this distribution, and is available</span>
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<a name="l00006"></a>00006 <span class="comment">// at the URL "http://www.eclipse.org/legal/epl-v10.html".</span>
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<a name="l00007"></a>00007 <span class="comment">//</span>
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<a name="l00008"></a>00008 <span class="comment">// Initial Contributors:</span>
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<a name="l00009"></a>00009 <span class="comment">// Nokia Corporation - initial contribution.</span>
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<a name="l00010"></a>00010 <span class="comment">//</span>
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<a name="l00011"></a>00011 <span class="comment">// Contributors:</span>
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<a name="l00012"></a>00012 <span class="comment">//</span>
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<a name="l00013"></a>00013 <span class="comment">// Description:</span>
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<a name="l00014"></a>00014 <span class="comment">// EIKON interface to ECHOENG</span>
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<a name="l00015"></a>00015 <span class="comment">// Definitions of CConsoleControl, CEchoAppUi, </span>
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<a name="l00016"></a>00016 <span class="comment">// CEchoDocument, CEchoApplication</span>
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<a name="l00017"></a>00017 <span class="comment">//</span>
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<a name="l00018"></a>00018 
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<a name="l00019"></a>00019 <span class="preprocessor">#include "Eikecho.h"</span>
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<a name="l00020"></a>00020 <span class="preprocessor">#include &lt;eikstart.h&gt;</span>
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<a name="l00021"></a>00021 
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<a name="l00022"></a>00022 
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<a name="l00023"></a><a class="code" href="class_c_console_control.html#2682218a049c30fd99097bfdbdf6c31d">00023</a> <a class="code" href="class_c_console_control.html">CConsoleControl</a>* <a class="code" href="class_c_console_control.html#7882b336d8cca24f12beec79e1e3b07b">CConsoleControl::NewL</a>(<a class="code" href="class_c_echo_engine.html">CEchoEngine</a>* aEchoEngine)
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<a name="l00024"></a>00024         {
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<a name="l00025"></a>00025         <a class="code" href="class_c_console_control.html">CConsoleControl</a>* <span class="keyword">self</span>=<span class="keyword">new</span> (ELeave) <a class="code" href="class_c_console_control.html">CConsoleControl</a>;
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<a name="l00026"></a>00026         CleanupStack::PushL(<span class="keyword">self</span>);
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<a name="l00027"></a>00027         <span class="keyword">self</span>-&gt;ConstructL(aEchoEngine);
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<a name="l00028"></a>00028         CleanupStack::Pop();
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<a name="l00029"></a>00029         <span class="keywordflow">return</span> <span class="keyword">self</span>;
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<a name="l00030"></a>00030         }
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<a name="l00031"></a>00031 
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<a name="l00032"></a><a class="code" href="class_c_console_control.html#d5936b1aa618616cd0c07d90b9841dee">00032</a> <span class="keywordtype">void</span> <a class="code" href="class_c_console_control.html#1d0deb7a7e74ef98b91bd6998109558f">CConsoleControl::ConstructL</a>(<a class="code" href="class_c_echo_engine.html">CEchoEngine</a>* aEchoEngine)
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<a name="l00033"></a>00033         {
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<a name="l00034"></a>00034         iEchoEngine=aEchoEngine;
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<a name="l00035"></a>00035     CreateWindowL();
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<a name="l00036"></a>00036     Window().SetShadowDisabled(ETrue);
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<a name="l00037"></a>00037     Window().SetBackgroundColor(KRgbGray);
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<a name="l00038"></a>00038     EnableDragEvents();
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<a name="l00039"></a>00039     SetExtentToWholeScreen();
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<a name="l00040"></a>00040         SetBlank();
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<a name="l00041"></a>00041     iConsole=<span class="keyword">new</span>(ELeave) CEikConsoleScreen;
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<a name="l00042"></a>00042         _LIT(KEikEcho,<span class="stringliteral">"EikEcho"</span>);
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<a name="l00043"></a>00043         iConsole-&gt;ConstructL(KEikEcho,0);
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<a name="l00044"></a>00044         iConsole-&gt;SetHistorySizeL(10,10);
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<a name="l00045"></a>00045         }
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<a name="l00046"></a>00046 
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<a name="l00047"></a>00047 <a class="code" href="class_c_console_control.html#fcc2f7d89a4e264eeb7ebbbdd7847b64">CConsoleControl::~CConsoleControl</a>()
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<a name="l00048"></a>00048         {
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<a name="l00049"></a>00049         <span class="keyword">delete</span> iConsole;
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<a name="l00050"></a>00050         }
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<a name="l00054"></a>00054 <span class="keywordtype">void</span> <a class="code" href="class_c_console_control.html#0a03a5108e06a2a94c37c256f49c71b0">CConsoleControl::ActivateL</a>()
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<a name="l00055"></a>00055         {
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<a name="l00056"></a>00056         CCoeControl::ActivateL();
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<a name="l00057"></a>00057         iConsole-&gt;SetKeepCursorInSight(TRUE);
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<a name="l00058"></a>00058         iConsole-&gt;DrawCursor();
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<a name="l00059"></a>00059         iConsole-&gt;ConsoleControl()-&gt;SetFocus(ETrue, EDrawNow); 
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<a name="l00060"></a>00060         }
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<a name="l00061"></a>00061 
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<a name="l00062"></a><a class="code" href="class_c_console_control.html#1cf39ddc8fb7d49bc16d3334d45ce39c">00062</a> TKeyResponse <a class="code" href="class_c_console_control.html#1cf39ddc8fb7d49bc16d3334d45ce39c">CConsoleControl::OfferKeyEventL</a>(<span class="keyword">const</span> TKeyEvent&amp; aKeyEvent,TEventCode aType)
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<a name="l00063"></a>00063 <span class="comment">// The key event handler</span>
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<a name="l00064"></a>00064     {
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<a name="l00065"></a>00065         <span class="keywordflow">if</span> (aType!=EEventKey)
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<a name="l00066"></a>00066                 <span class="keywordflow">return</span>(EKeyWasConsumed);
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<a name="l00067"></a>00067     TInt aChar=aKeyEvent.iCode;
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<a name="l00068"></a>00068 
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<a name="l00069"></a>00069         <span class="keywordflow">if</span> (aChar == <span class="charliteral">'3'</span>)
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<a name="l00070"></a>00070                 <span class="comment">// Connect using an IP address</span>
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<a name="l00071"></a>00071                 {
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<a name="l00072"></a>00072                 _LIT(KConnecting1,<span class="stringliteral">"Attempting connection to KInetAddr\n"</span>);
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<a name="l00073"></a>00073                 iConsole-&gt;Printf(KConnecting1);
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<a name="l00074"></a>00074                 iEchoEngine-&gt;<a class="code" href="class_c_echo_engine.html#d0f441d050da7ba4e0202ad17860160e">ConnectTo</a>(KInetAddr);
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<a name="l00075"></a>00075                 }
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<a name="l00076"></a>00076         <span class="keywordflow">else</span> <span class="keywordflow">if</span> (aChar == <span class="charliteral">'2'</span>)
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<a name="l00077"></a>00077                 {
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<a name="l00078"></a>00078                 <span class="comment">// Connect using a hostname, calling DNS first to resolve this to an IP address</span>
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<a name="l00079"></a>00079                 _LIT(KConnecting2,<span class="stringliteral">"Attempting connection to KInetHostName\n"</span>);
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<a name="l00080"></a>00080                 iConsole-&gt;Printf(KConnecting2);
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<a name="l00081"></a>00081                 iEchoEngine-&gt;<a class="code" href="class_c_echo_engine.html#34fc09cfd7771d222eced3e2d95c9efd">ConnectL</a>(KInetHostName);
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<a name="l00082"></a>00082                 }
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<a name="l00083"></a>00083         <span class="keywordflow">else</span> <span class="keywordflow">if</span> (aChar == <span class="charliteral">'1'</span>)
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<a name="l00084"></a>00084                 {
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<a name="l00085"></a>00085                 <span class="comment">// Connect using an IP address, obtaining the symbolic name for this IP address first.</span>
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<a name="l00086"></a>00086                 _LIT(KConnecting3,<span class="stringliteral">"Testing GetHostByAddress and attempting connection\n"</span>);
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<a name="l00087"></a>00087                 iConsole-&gt;Printf(KConnecting3);
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<a name="l00088"></a>00088                 iEchoEngine-&gt;<a class="code" href="class_c_echo_engine.html#f21ee32916393adb948e84cf556d5e81">TestGetByAddrL</a>(KInetAddr);
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<a name="l00089"></a>00089                 }
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<a name="l00090"></a>00090         <span class="keywordflow">else</span> iEchoEngine-&gt;<a class="code" href="class_c_echo_engine.html#1a7ebe59300f7214ea4fd0cf9972738e">Write</a>(aChar); <span class="comment">// Send input character to echo server</span>
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<a name="l00091"></a>00091         
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<a name="l00092"></a>00092     <span class="keywordflow">return</span>(EKeyWasConsumed);
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<a name="l00093"></a>00093     }
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<a name="l00094"></a>00094 
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<a name="l00095"></a>00095 
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<a name="l00096"></a>00096 
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<a name="l00097"></a>00097 
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<a name="l00098"></a>00098 <span class="comment">// The following functions are to implement MUINotify</span>
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<a name="l00099"></a>00099 
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<a name="l00100"></a><a class="code" href="class_c_console_control.html#5c8449fbaaf655fb67e5faa6e3498e4a">00100</a> <span class="keywordtype">void</span> <a class="code" href="class_c_console_control.html#5c8449fbaaf655fb67e5faa6e3498e4a">CConsoleControl::PrintNotify</a>(<span class="keyword">const</span> TDesC&amp; aDes) 
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<a name="l00101"></a>00101 <span class="comment">// Print up calls: write information to screen</span>
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<a name="l00102"></a>00102         {
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<a name="l00103"></a>00103         iConsole-&gt;Printf(aDes);
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<a name="l00104"></a>00104         };
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<a name="l00105"></a>00105 
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<a name="l00106"></a><a class="code" href="class_c_console_control.html#7dd49f7cc8cbedf3e6fd4da8e78f3b24">00106</a> <span class="keywordtype">void</span> <a class="code" href="class_c_console_control.html#5c8449fbaaf655fb67e5faa6e3498e4a">CConsoleControl::PrintNotify</a>(TInt aInt)
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<a name="l00107"></a>00107         {
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<a name="l00108"></a>00108         iConsole-&gt;Printf(KIntFormat,aInt);
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<a name="l00109"></a>00109         };
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<a name="l00110"></a>00110 
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<a name="l00111"></a><a class="code" href="class_c_console_control.html#3ac7c903e2f64ad7bcb00bd8af5b8513">00111</a> <span class="keywordtype">void</span> <a class="code" href="class_c_console_control.html#3ac7c903e2f64ad7bcb00bd8af5b8513">CConsoleControl::ErrorNotifyL</a>(<span class="keyword">const</span> TDesC&amp; aErrMessage, TInt aErrCode)
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<a name="l00112"></a>00112 <span class="comment">// Error up call: inform user and quit</span>
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<a name="l00113"></a>00113         {
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<a name="l00114"></a>00114         _LIT(KErrorTitle,<span class="stringliteral">"Communications error "</span>);
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<a name="l00115"></a>00115         TBuf&lt;25&gt; errorTitleCode(KErrorTitle);
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<a name="l00116"></a>00116         errorTitleCode.AppendNum(aErrCode);
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<a name="l00117"></a>00117         CEikonEnv::Static()-&gt;InfoWinL(errorTitleCode,aErrMessage);
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<a name="l00118"></a>00118         CBaActiveScheduler::Exit();
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<a name="l00119"></a>00119         }
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<a name="l00123"></a><a class="code" href="class_c_echo_app_ui.html#5325c8ff27b2391bfa3891caee9de3da">00123</a> <a class="code" href="class_c_echo_app_ui.html#5325c8ff27b2391bfa3891caee9de3da">CEchoAppUi::CEchoAppUi</a>(<a class="code" href="class_c_echo_engine.html">CEchoEngine</a>* aEchoEngine)
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<a name="l00124"></a>00124                 : iEchoEngine(aEchoEngine)
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<a name="l00125"></a>00125         {
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<a name="l00126"></a>00126         }
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<a name="l00127"></a>00127 
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<a name="l00128"></a><a class="code" href="class_c_echo_app_ui.html#6891cb1ec07c9eb5e0d6cec53a45ecee">00128</a> <span class="keywordtype">void</span> <a class="code" href="class_c_echo_app_ui.html#6891cb1ec07c9eb5e0d6cec53a45ecee">CEchoAppUi::ConstructL</a>()
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<a name="l00129"></a>00129 <span class="comment">// Set up control and engine</span>
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<a name="l00130"></a>00130     {
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<a name="l00131"></a>00131     BaseConstructL();
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<a name="l00132"></a>00132         <a class="code" href="class_c_echo_app_ui.html#875c67a7141f52a8ec35b7f14baff787">CreateConsoleL</a>();
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<a name="l00133"></a>00133         iEchoEngine-&gt;<a class="code" href="class_c_echo_engine.html#091cae9b7fda76ba6a3f467e5abb57e2">ConstructL</a>(iConsoleControl);
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<a name="l00134"></a>00134         _LIT(KCommands,<span class="stringliteral">"\nList of Commands:\n\</span>
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<a name="l00135"></a>00135 <span class="stringliteral">3 - Test connecting with IP\n\</span>
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<a name="l00136"></a>00136 <span class="stringliteral">2 - Test DNS lookup\n\</span>
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<a name="l00137"></a>00137 <span class="stringliteral">1 - Test Get hostname from IP address\n\n"</span>);
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<a name="l00138"></a>00138 
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<a name="l00139"></a>00139         iConsoleControl-&gt;<a class="code" href="class_c_console_control.html#5c8449fbaaf655fb67e5faa6e3498e4a">PrintNotify</a>(KCommands);
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<a name="l00140"></a>00140     }
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<a name="l00141"></a>00141 
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<a name="l00142"></a><a class="code" href="class_c_echo_app_ui.html#875c67a7141f52a8ec35b7f14baff787">00142</a> <span class="keywordtype">void</span> <a class="code" href="class_c_echo_app_ui.html#875c67a7141f52a8ec35b7f14baff787">CEchoAppUi::CreateConsoleL</a>()
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<a name="l00143"></a>00143         {
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<a name="l00144"></a>00144         iConsoleControl=<a class="code" href="class_c_console_control.html#7882b336d8cca24f12beec79e1e3b07b">CConsoleControl::NewL</a>(iEchoEngine);
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<a name="l00145"></a>00145         AddToStackL(iConsoleControl);
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<a name="l00146"></a>00146         iConsoleControl-&gt;<a class="code" href="class_c_console_control.html#0a03a5108e06a2a94c37c256f49c71b0">ActivateL</a>();
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<a name="l00147"></a>00147         }
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<a name="l00148"></a>00148 
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<a name="l00149"></a><a class="code" href="class_c_echo_app_ui.html#6a1e075962f589f4106dbb532e30b744">00149</a> <a class="code" href="class_c_echo_app_ui.html#6a1e075962f589f4106dbb532e30b744">CEchoAppUi::~CEchoAppUi</a>()
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<a name="l00150"></a>00150         {
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<a name="l00151"></a>00151         RemoveFromStack(iConsoleControl);
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<a name="l00152"></a>00152     <span class="keyword">delete</span> iConsoleControl;
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<a name="l00153"></a>00153         }
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<a name="l00154"></a>00154 
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<a name="l00155"></a>00155 <span class="keywordtype">void</span> CEchoAppUi::HandleCommandL(TInt aCommand)
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<a name="l00156"></a>00156 <span class="comment">// Command handling</span>
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<a name="l00157"></a>00157         {
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<a name="l00158"></a>00158     <span class="keywordflow">switch</span> (aCommand)
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<a name="l00159"></a>00159         {
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<a name="l00160"></a>00160         <span class="comment">// When Exit chosen, stop engine and quit</span>
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<a name="l00161"></a>00161         <span class="keywordflow">case</span> EEikCmdExit:
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<a name="l00162"></a>00162                 iEchoEngine-&gt;<a class="code" href="class_c_echo_engine.html#6f3e52bdae6f13f7c7bd95d9471b8102">Stop</a>();
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<a name="l00163"></a>00163                 Exit();
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<a name="l00164"></a>00164         <span class="keywordflow">default</span>:;
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<a name="l00165"></a>00165                 }
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<a name="l00166"></a>00166         }
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<a name="l00167"></a>00167 
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<a name="l00168"></a>00168 <span class="comment">/*</span>
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<a name="l00169"></a>00169 <span class="comment"> Two-phase construction</span>
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<a name="l00170"></a>00170 <span class="comment"> CEchoDocument: document class, which owns the engine</span>
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<a name="l00171"></a>00171 <span class="comment">*/</span>
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<a name="l00172"></a><a class="code" href="class_c_echo_document.html#b1551c32f6dc7771e8c1ee97d9cb84e2">00172</a> <a class="code" href="class_c_echo_document.html#b1551c32f6dc7771e8c1ee97d9cb84e2">CEchoDocument::CEchoDocument</a>(CEikApplication&amp; aApp)
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<a name="l00173"></a>00173         : CEikDocument(aApp) { }
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<a name="l00174"></a>00174 
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<a name="l00175"></a><a class="code" href="class_c_echo_document.html#5f307207d2491752969bc1611521195f">00175</a> <a class="code" href="class_c_echo_document.html">CEchoDocument</a>* <a class="code" href="class_c_echo_document.html#5f307207d2491752969bc1611521195f">CEchoDocument::NewL</a>(CEikApplication&amp; aApp)
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<a name="l00176"></a>00176         {
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<a name="l00177"></a>00177         <a class="code" href="class_c_echo_document.html">CEchoDocument</a>* <span class="keyword">self</span>=<span class="keyword">new</span> (ELeave) <a class="code" href="class_c_echo_document.html#b1551c32f6dc7771e8c1ee97d9cb84e2">CEchoDocument</a>(aApp);
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<a name="l00178"></a>00178         CleanupStack::PushL(<span class="keyword">self</span>);
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<a name="l00179"></a>00179         <span class="keyword">self</span>-&gt;ConstructL();
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<a name="l00180"></a>00180         CleanupStack::Pop();
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<a name="l00181"></a>00181         <span class="keywordflow">return</span> <span class="keyword">self</span>;
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<a name="l00182"></a>00182         }
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<a name="l00183"></a>00183 
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<a name="l00184"></a><a class="code" href="class_c_echo_document.html#e861dbc70fb00f49e1af38b12a9310df">00184</a> <span class="keywordtype">void</span> <a class="code" href="class_c_echo_document.html#e861dbc70fb00f49e1af38b12a9310df">CEchoDocument::ConstructL</a>()
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<a name="l00185"></a>00185         {
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<a name="l00186"></a>00186         iEchoEngine = <span class="keyword">new</span> (ELeave) <a class="code" href="class_c_echo_engine.html">CEchoEngine</a>;
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<a name="l00187"></a>00187         }
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<a name="l00188"></a>00188 
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<a name="l00189"></a><a class="code" href="class_c_echo_document.html#75c0cad5acd6b414462a05f6f44bef11">00189</a> <a class="code" href="class_c_echo_document.html#75c0cad5acd6b414462a05f6f44bef11">CEchoDocument::~CEchoDocument</a>()
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<a name="l00190"></a>00190         {
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<a name="l00191"></a>00191         <span class="keyword">delete</span> iEchoEngine;
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<a name="l00192"></a>00192         }
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<a name="l00193"></a>00193 
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<a name="l00194"></a>00194 CEikAppUi* CEchoDocument::CreateAppUiL()
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<a name="l00195"></a>00195         {
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<a name="l00196"></a>00196     <span class="keywordflow">return</span>(<span class="keyword">new</span>(ELeave) <a class="code" href="class_c_echo_app_ui.html">CEchoAppUi</a>(iEchoEngine));
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<a name="l00197"></a>00197         }
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<a name="l00198"></a>00198 
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<a name="l00199"></a>00199 
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<a name="l00200"></a>00200 TUid CEchoApplication::AppDllUid()<span class="keyword"> const</span>
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<a name="l00201"></a>00201 <span class="keyword">        </span>{
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<a name="l00202"></a>00202         <span class="keywordflow">return</span>(KUidEikEchoApp);
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<a name="l00203"></a>00203         }
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<a name="l00204"></a>00204 
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<a name="l00205"></a>00205 CApaDocument* CEchoApplication::CreateDocumentL()
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<a name="l00206"></a>00206         {
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<a name="l00207"></a>00207         <span class="keywordflow">return</span> <a class="code" href="class_c_echo_document.html#5f307207d2491752969bc1611521195f">CEchoDocument::NewL</a>(*<span class="keyword">this</span>);
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<a name="l00208"></a>00208         }
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<a name="l00209"></a>00209 
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<a name="l00213"></a>00213 EXPORT_C CApaApplication* NewApplication()
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<a name="l00214"></a>00214         {
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<a name="l00215"></a>00215         <span class="keywordflow">return</span>(<span class="keyword">new</span> <a class="code" href="class_c_echo_application.html">CEchoApplication</a>);
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<a name="l00216"></a>00216         }
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<a name="l00217"></a>00217 
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<a name="l00218"></a>00218 GLDEF_C TInt <a class="code" href="dbllist_8cpp.html#0f358e9c4355138f629b8c4f37310295">E32Main</a>()                                          
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<a name="l00219"></a>00219         {
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<a name="l00220"></a>00220         <span class="keywordflow">return</span> EikStart::RunApplication(NewApplication);
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<a name="l00221"></a>00221         }
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<a name="l00222"></a>00222 
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</pre></div><hr size="1"><address style="text-align: right;"><small>Generated on Thu Jan 21 10:33:00 2010 for TB10.1 Example Applications by&nbsp;
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<a href="http://www.doxygen.org/index.html">
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<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.3 </small></address>
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</body>
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</html>