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Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/_client_app_u_i_8cpp_source.html
author Dominic Pinkman <dominic.pinkman@nokia.com>
Fri, 13 Aug 2010 16:47:46 +0100
changeset 14 578be2adaf3e
parent 6 43e37759235e
permissions -rw-r--r--
Week 32 contribution of PDK documentation content. See release notes for details. Fixes bug Bug 3582
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml">
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<head>
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<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
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<title>TB9.2 Example Applications: examples/ForumNokia/HTTPClientExample/src/ClientAppUI.cpp Source File</title>
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<link href="tabs.css" rel="stylesheet" type="text/css"/>
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<link href="doxygen.css" rel="stylesheet" type="text/css"/>
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</head>
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<body>
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<!-- Generated by Doxygen 1.6.2 -->
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<h1>examples/ForumNokia/HTTPClientExample/src/ClientAppUI.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
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<a name="l00002"></a>00002 <span class="comment"> * Copyright (c) 2009 Nokia Corporation.</span>
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<a name="l00003"></a>00003 <span class="comment"> */</span>
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<a name="l00004"></a>00004
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<a name="l00005"></a>00005 <span class="preprocessor">#include &lt;avkon.hrh&gt;</span>
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<a name="l00006"></a>00006 <span class="preprocessor">#include &lt;hlplch.h&gt;</span>
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<a name="l00007"></a>00007 <span class="preprocessor">#include &lt;eikmenup.h&gt;</span>
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<a name="l00008"></a>00008
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<a name="l00009"></a>00009 <span class="preprocessor">#include &lt;HTTPClientExample.rsg&gt;</span>
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<a name="l00010"></a>00010 <span class="preprocessor">#include &quot;Client.pan&quot;</span>
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<a name="l00011"></a>00011 <span class="preprocessor">#include &quot;ClientAppUi.h&quot;</span>
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<a name="l00012"></a>00012 <span class="preprocessor">#include &quot;ClientAppView.h&quot;</span>
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<a name="l00013"></a>00013 <span class="preprocessor">#include &quot;ClientApplication.h&quot;</span>
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<a name="l00014"></a>00014 <span class="preprocessor">#include &quot;Client.hrh&quot;</span>
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<a name="l00015"></a>00015 <span class="preprocessor">#include &quot;HTTPClientExample_sc.hlp.hrh&quot;</span>
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<a name="l00016"></a>00016
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<a name="l00017"></a>00017 <span class="comment">// Schemes for given uris</span>
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<a name="l00018"></a>00018 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KHttpPrefix, <span class="stringliteral">&quot;http://&quot;</span>);
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<a name="l00019"></a>00019 _LIT8(KHttpPrefix8, <span class="stringliteral">&quot;http://&quot;</span>);
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<a name="l00020"></a>00020
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<a name="l00021"></a>00021 <span class="comment">// HTTPS schemes</span>
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<a name="l00022"></a>00022 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KHttpsPrefix, <span class="stringliteral">&quot;https://&quot;</span>);
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<a name="l00023"></a>00023 _LIT8(KHttpsPrefix8, <span class="stringliteral">&quot;https://&quot;</span>);
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<a name="l00024"></a>00024
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<a name="l00025"></a>00025 _LIT8(KMimeType, <span class="stringliteral">&quot;text/plain&quot;</span>);
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<a name="l00026"></a>00026
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<a name="l00027"></a>00027 <span class="comment">// ----------------------------------------------------------------------------</span>
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<a name="l00028"></a>00028 <span class="comment">// CClientAppUi::ConstructL()</span>
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<a name="l00029"></a>00029 <span class="comment">//</span>
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<a name="l00030"></a>00030 <span class="comment">// Second phase construction.</span>
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<a name="l00031"></a>00031 <span class="comment">// ----------------------------------------------------------------------------</span>
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<a name="l00032"></a>00032 <span class="keywordtype">void</span> CClientAppUi::ConstructL()
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<a name="l00033"></a>00033   {
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<a name="l00034"></a>00034     BaseConstructL(EAknEnableSkin);
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<a name="l00035"></a>00035
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<a name="l00036"></a>00036     iAppView = CClientAppView::NewL(ClientRect());
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<a name="l00037"></a>00037     AddToStackL(iAppView);
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<a name="l00038"></a>00038
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<a name="l00039"></a>00039     iEngine = CClientEngine::NewL(*iAppView);
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<a name="l00040"></a>00040   }
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<a name="l00041"></a>00041
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<a name="l00042"></a>00042 <span class="comment">// ----------------------------------------------------------------------------</span>
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<a name="l00043"></a>00043 <span class="comment">// CClientAppUi::CClientAppUi()</span>
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<a name="l00044"></a>00044 <span class="comment">//</span>
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<a name="l00045"></a>00045 <span class="comment">// First phase construction.</span>
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<a name="l00046"></a>00046 <span class="comment">// ----------------------------------------------------------------------------</span>
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<a name="l00047"></a>00047 CClientAppUi::CClientAppUi()
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<a name="l00048"></a>00048   {
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<a name="l00049"></a>00049   }
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<a name="l00050"></a>00050
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<a name="l00051"></a>00051 <span class="comment">// ----------------------------------------------------------------------------</span>
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<a name="l00052"></a>00052 <span class="comment">// CClientAppUi::~CClientAppUi()</span>
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<a name="l00053"></a>00053 <span class="comment">//</span>
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<a name="l00054"></a>00054 <span class="comment">// Destructor.</span>
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<a name="l00055"></a>00055 <span class="comment">// ----------------------------------------------------------------------------</span>
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<a name="l00056"></a>00056 CClientAppUi::~CClientAppUi()
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<a name="l00057"></a>00057   {
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<a name="l00058"></a>00058   <span class="keyword">delete</span> iEngine;
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<a name="l00059"></a>00059   <span class="keywordflow">if</span> (iAppView)
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<a name="l00060"></a>00060     {
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<a name="l00061"></a>00061     iEikonEnv-&gt;RemoveFromStack(iAppView);
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<a name="l00062"></a>00062     <span class="keyword">delete</span> iAppView;
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<a name="l00063"></a>00063     }
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<a name="l00064"></a>00064   }
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<a name="l00065"></a>00065
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<a name="l00066"></a>00066 <span class="comment">// ----------------------------------------------------------------------------</span>
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<a name="l00067"></a>00067 <span class="comment">// CClientAppUi::HandleCommandL()</span>
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<a name="l00068"></a>00068 <span class="comment">//</span>
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<a name="l00069"></a>00069 <span class="comment">// Handles user commands.</span>
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<a name="l00070"></a>00070 <span class="comment">// ----------------------------------------------------------------------------</span>
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<a name="l00071"></a>00071 <span class="keywordtype">void</span> CClientAppUi::HandleCommandL(TInt aCommand)
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<a name="l00072"></a>00072   {
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<a name="l00073"></a>00073   <span class="keywordflow">switch</span>(aCommand)
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<a name="l00074"></a>00074     {
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<a name="l00075"></a>00075     <span class="keywordflow">case</span> EEikCmdExit:
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<a name="l00076"></a>00076     <span class="keywordflow">case</span> EAknSoftkeyExit:
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<a name="l00077"></a>00077       Exit();
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<a name="l00078"></a>00078       <span class="keywordflow">break</span>;
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<a name="l00079"></a>00079
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<a name="l00080"></a>00080     <span class="keywordflow">case</span> EClientGet:
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<a name="l00081"></a>00081       {
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<a name="l00082"></a>00082       <span class="comment">// Issue HTTP get to engine; first cancel possible existing transaction</span>
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<a name="l00083"></a>00083       iEngine-&gt;CancelTransaction();
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<a name="l00084"></a>00084
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<a name="l00085"></a>00085       <span class="comment">// Query uri</span>
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<a name="l00086"></a>00086       TBuf&lt;KDefaultBufferSize&gt; uri;
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<a name="l00087"></a>00087       CAknTextQueryDialog* dlg = <span class="keyword">new</span> (ELeave) CAknTextQueryDialog(uri,
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<a name="l00088"></a>00088         CAknQueryDialog::ENoTone);
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<a name="l00089"></a>00089
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<a name="l00090"></a>00090       <span class="keywordflow">if</span> (! dlg-&gt;ExecuteLD(R_DIALOG_URI_QUERY))
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<a name="l00091"></a>00091         <span class="keywordflow">break</span>;
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<a name="l00092"></a>00092
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<a name="l00093"></a>00093       iAppView-&gt;ResetL();
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<a name="l00094"></a>00094
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<a name="l00095"></a>00095       <span class="comment">// Insert prefix to uri (it must begin with &quot;http://&quot; or &quot;https://&quot;)</span>
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diff changeset 
   106
 
<a name="l00096"></a>00096       TBuf8&lt;KDefaultBufferSize&gt; uri8;
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diff changeset 
   107
 
<a name="l00097"></a>00097       uri.LowerCase();
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diff changeset 
   108
 
<a name="l00098"></a>00098       <span class="keywordflow">if</span>(uri.Find(KHttpPrefix) == KErrNotFound
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diff changeset 
   109
 
<a name="l00099"></a>00099         &amp;&amp; uri.Find(KHttpsPrefix) == KErrNotFound)
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diff changeset 
   110
 
<a name="l00100"></a>00100         {
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diff changeset 
   111
 
<a name="l00101"></a>00101         <span class="comment">// If the uri does not contain http or https,</span>
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diff changeset 
   112
 
<a name="l00102"></a>00102         <span class="comment">// use the default, &quot;http://&quot;</span>
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diff changeset 
   113
 
<a name="l00103"></a>00103         uri8.Append(KHttpPrefix8);
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   114
 
<a name="l00104"></a>00104         uri8.Append(uri);
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   115
 
<a name="l00105"></a>00105         }
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   116
 
<a name="l00106"></a>00106       <span class="keywordflow">else</span>
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   117
 
<a name="l00107"></a>00107         {
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   118
 
<a name="l00108"></a>00108         uri8.Copy(uri);
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   119
 
<a name="l00109"></a>00109         }
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   120
 
<a name="l00110"></a>00110
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   121
 
<a name="l00111"></a>00111       <span class="comment">// Start transaction</span>
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   122
 
<a name="l00112"></a>00112         <span class="comment">// TODO:</span>
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   123
 
<a name="l00113"></a>00113       TRAPD(err, iEngine-&gt;IssueHTTPGetL(uri8));
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<a name="l00114"></a>00114       }
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   125
 
<a name="l00115"></a>00115       <span class="keywordflow">break</span>;
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diff changeset 
   126
 
<a name="l00116"></a>00116
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   127
 
<a name="l00117"></a>00117     <span class="keywordflow">case</span> EClientPost:
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   128
 
<a name="l00118"></a>00118       {
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   129
 
<a name="l00119"></a>00119       <span class="comment">// Issue HTTP post to engine; first cancel possible existing transaction</span>
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   130
 
<a name="l00120"></a>00120       iEngine-&gt;CancelTransaction();
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diff changeset 
   131
 
<a name="l00121"></a>00121
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   132
 
<a name="l00122"></a>00122       <span class="comment">// Query uri and data to post</span>
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diff changeset 
   133
 
<a name="l00123"></a>00123       TBuf&lt;KDefaultBufferSize&gt; uri;
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diff changeset 
   134
 
<a name="l00124"></a>00124       TBuf&lt;KDefaultBufferSize&gt; postData;
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   135
 
<a name="l00125"></a>00125       CAknMultiLineDataQueryDialog* dlg =
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   136
 
<a name="l00126"></a>00126         CAknMultiLineDataQueryDialog::NewL(uri, postData);
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diff changeset 
   137
 
<a name="l00127"></a>00127
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diff changeset 
   138
 
<a name="l00128"></a>00128       <span class="keywordflow">if</span> (!dlg-&gt;ExecuteLD(R_DIALOG_URI_POST_QUERY))
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   139
 
<a name="l00129"></a>00129         <span class="keywordflow">break</span>;
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diff changeset 
   140
 
<a name="l00130"></a>00130
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diff changeset 
   141
 
<a name="l00131"></a>00131       iAppView-&gt;ResetL();
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diff changeset 
   142
 
<a name="l00132"></a>00132
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   143
 
<a name="l00133"></a>00133       <span class="comment">// Insert prefix to uri (it must begin with &quot;http://&quot; or &quot;https://&quot;)</span>
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diff changeset 
   144
 
<a name="l00134"></a>00134       TBuf8&lt;KDefaultBufferSize&gt; uri8;
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diff changeset 
   145
 
<a name="l00135"></a>00135       uri.LowerCase();
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diff changeset 
   146
 
<a name="l00136"></a>00136       <span class="keywordflow">if</span>(uri.Find(KHttpPrefix) == KErrNotFound
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diff changeset 
   147
 
<a name="l00137"></a>00137         &amp;&amp; uri.Find(KHttpsPrefix) == KErrNotFound)
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diff changeset 
   148
 
<a name="l00138"></a>00138         {
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diff changeset 
   149
 
<a name="l00139"></a>00139         <span class="comment">// If uri does not contain http or https,</span>
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diff changeset 
   150
 
<a name="l00140"></a>00140         <span class="comment">// use the default, &quot;http://&quot;</span>
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diff changeset 
   151
 
<a name="l00141"></a>00141         uri8.Append(KHttpPrefix8);
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   152
 
<a name="l00142"></a>00142         uri8.Append(uri);
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<a name="l00143"></a>00143         }
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   154
 
<a name="l00144"></a>00144       <span class="keywordflow">else</span>
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   155
 
<a name="l00145"></a>00145         {
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   156
 
<a name="l00146"></a>00146         uri8.Copy(uri);
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   157
 
<a name="l00147"></a>00147         }
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diff changeset 
   158
 
<a name="l00148"></a>00148
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   159
 
<a name="l00149"></a>00149       TBuf8&lt;KDefaultBufferSize&gt; postData8;
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   160
 
<a name="l00150"></a>00150       postData8.Copy(postData);
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diff changeset 
   161
 
<a name="l00151"></a>00151
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   162
 
<a name="l00152"></a>00152       <span class="comment">// Start transaction</span>
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   163
 
<a name="l00153"></a>00153       TRAPD(err, iEngine-&gt;IssueHTTPPostL(uri8, KMimeType, postData8));
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diff changeset 
   164
 
<a name="l00154"></a>00154       <span class="comment">// TODO: Error handling</span>
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   165
 
<a name="l00155"></a>00155       <span class="keywordflow">if</span> (err)
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diff changeset 
   166
 
<a name="l00156"></a>00156           {
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   167
 
<a name="l00157"></a>00157           }
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   168
 
<a name="l00158"></a>00158       }
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diff changeset 
   169
 
<a name="l00159"></a>00159       <span class="keywordflow">break</span>;
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diff changeset 
   170
 
<a name="l00160"></a>00160
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diff changeset 
   171
 
<a name="l00161"></a>00161     <span class="keywordflow">case</span> EClientCancel:
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   172
 
<a name="l00162"></a>00162       {
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   173
 
<a name="l00163"></a>00163       <span class="comment">// Cancel current transaction</span>
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   174
 
<a name="l00164"></a>00164       iEngine-&gt;CancelTransaction();
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   175
 
<a name="l00165"></a>00165       }
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   176
 
<a name="l00166"></a>00166       <span class="keywordflow">break</span>;
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diff changeset 
   177
 
<a name="l00167"></a>00167
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   178
 
<a name="l00168"></a>00168     <span class="comment">// Switch focus to the other rich text editor</span>
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   179
 
<a name="l00169"></a>00169     <span class="keywordflow">case</span> EClientSwitchFocus:
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   180
 
<a name="l00170"></a>00170       {
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   181
 
<a name="l00171"></a>00171       iAppView-&gt;SwitchFocus();
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   182
 
<a name="l00172"></a>00172       }
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   183
 
<a name="l00173"></a>00173       <span class="keywordflow">break</span>;
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parents:
diff changeset 
   184
 
<a name="l00174"></a>00174
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diff changeset 
   185
 
<a name="l00175"></a>00175     <span class="keywordflow">case</span> EClientHelp:
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diff changeset 
   186
 
<a name="l00176"></a>00176       {
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diff changeset 
   187
 
<a name="l00177"></a>00177       CArrayFix &lt;TCoeHelpContext&gt;* buf = CCoeAppUi::AppHelpContextL();
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   188
 
<a name="l00178"></a>00178       HlpLauncher::LaunchHelpApplicationL( iEikonEnv-&gt;WsSession(), buf );
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   189
 
<a name="l00179"></a>00179       }
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diff changeset 
   190
 
<a name="l00180"></a>00180       <span class="keywordflow">break</span>;
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parents:
diff changeset 
   191
 
<a name="l00181"></a>00181
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   192
 
<a name="l00182"></a>00182     <span class="keywordflow">case</span> EClientAbout:
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   193
 
<a name="l00183"></a>00183       {
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diff changeset 
   194
 
<a name="l00184"></a>00184       HBufC* title = iEikonEnv-&gt;AllocReadResourceLC(R_ABOUT_DIALOG_TITLE);
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   195
 
<a name="l00185"></a>00185       HBufC* msg = iEikonEnv-&gt;AllocReadResourceLC(R_ABOUT_DIALOG_TEXT);
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diff changeset 
   196
 
<a name="l00186"></a>00186
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diff changeset 
   197
 
<a name="l00187"></a>00187       <span class="comment">// Note: CodeScanner gives a false positive of &quot;Neglected to put</span>
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   198
 
<a name="l00188"></a>00188       <span class="comment">// variable on cleanup stack (Id: 35)&quot; on dlg.</span>
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diff changeset 
   199
 
<a name="l00189"></a>00189       CAknMessageQueryDialog* dlg = CAknMessageQueryDialog::NewL(*msg);  <span class="comment">// CSI: 35 #</span>
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   200
 
<a name="l00190"></a>00190       dlg-&gt;PrepareLC(R_DIALOG_ABOUT);
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parents:
diff changeset 
   201
 
<a name="l00191"></a>00191       dlg-&gt;SetHeaderTextL(*title);
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diff changeset 
   202
 
<a name="l00192"></a>00192       dlg-&gt;RunLD();
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diff changeset 
   203
 
<a name="l00193"></a>00193
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   204
 
<a name="l00194"></a>00194       CleanupStack::PopAndDestroy(msg);
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   205
 
<a name="l00195"></a>00195       CleanupStack::PopAndDestroy(title);
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parents:
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   206
 
<a name="l00196"></a>00196       }
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   207
 
<a name="l00197"></a>00197       <span class="keywordflow">break</span>;
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parents:
diff changeset 
   208
 
<a name="l00198"></a>00198
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   209
 
<a name="l00199"></a>00199     <span class="keywordflow">default</span>:
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   210
 
<a name="l00200"></a>00200       {
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   211
 
<a name="l00201"></a>00201       Panic(EClientUi);
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   212
 
<a name="l00202"></a>00202       }
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   213
 
<a name="l00203"></a>00203       <span class="keywordflow">break</span>;
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   214
 
<a name="l00204"></a>00204     }
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<a name="l00205"></a>00205   }
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<a name="l00206"></a>00206
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<a name="l00207"></a>00207 <span class="comment">// -----------------------------------------------------------------------------</span>
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<a name="l00208"></a>00208 <span class="comment">// CClientAppUi::HelpContextL()</span>
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<a name="l00209"></a>00209 <span class="comment">//</span>
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<a name="l00210"></a>00210 <span class="comment">// Return the help context for this application.</span>
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<a name="l00211"></a>00211 <span class="comment">// -----------------------------------------------------------------------------</span>
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<a name="l00212"></a>00212 CArrayFix &lt;TCoeHelpContext&gt;* CClientAppUi::HelpContextL()<span class="keyword"> const</span>
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<a name="l00213"></a>00213 <span class="keyword">    </span>{
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<a name="l00214"></a>00214     CArrayFixFlat &lt;TCoeHelpContext&gt;* array = <span class="keyword">new</span> (ELeave)CArrayFixFlat &lt;TCoeHelpContext&gt;(1);
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<a name="l00215"></a>00215     CleanupStack::PushL(array);
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<a name="l00216"></a>00216     array-&gt;AppendL(TCoeHelpContext(KUidHelpFile, KContextApplication));
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<a name="l00217"></a>00217     CleanupStack::Pop(array);
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<a name="l00218"></a>00218     <span class="keywordflow">return</span> array;
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<a name="l00219"></a>00219     }
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<a name="l00220"></a>00220
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<a name="l00221"></a>00221 <span class="comment">// ----------------------------------------------------------------------------</span>
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<a name="l00222"></a>00222 <span class="comment">// CClientAppUi::DynInitMenuPaneL()</span>
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<a name="l00223"></a>00223 <span class="comment">//</span>
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<a name="l00224"></a>00224 <span class="comment">// Initializes the menu pane when it&#39;s activated.</span>
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<a name="l00225"></a>00225 <span class="comment">// ----------------------------------------------------------------------------</span>
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<a name="l00226"></a>00226 <span class="keywordtype">void</span> CClientAppUi::DynInitMenuPaneL(TInt aMenuId, CEikMenuPane* aMenuPane)
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<a name="l00227"></a>00227   {
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<a name="l00228"></a>00228   <span class="comment">// &quot;Cancel&quot; selection is only available when trasaction running in engine</span>
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<a name="l00229"></a>00229   <span class="keywordflow">if</span> (aMenuId == R_EXAMPLECLIENT_MENU)
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<a name="l00230"></a>00230     aMenuPane-&gt;SetItemDimmed(EClientCancel, !iEngine-&gt;IsRunning());
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<a name="l00231"></a>00231   }
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<a name="l00232"></a>00232
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<a name="l00233"></a>00233 <span class="comment">// end of file</span>
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</pre></div></div>
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<hr size="1"/><address style="text-align: right;"><small>Generated by&nbsp;
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<a href="http://www.doxygen.org/index.html">
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<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.2 </small></address>
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</body>
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</html>
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