Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/txtmtmcreateop_8cpp_source.html
Week 32 contribution of PDK documentation content. See release notes for details. Fixes bug Bug 3582
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<title>TB9.2 Example Applications: examples/ForumNokia/S60_3rd_Edition_TextMTM_Example/modules/UI/src/txtmtmcreateop.cpp Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<link href="doxygen.css" rel="stylesheet" type="text/css"/>
</head>
<body>
<!-- Generated by Doxygen 1.6.2 -->
<h1>examples/ForumNokia/S60_3rd_Edition_TextMTM_Example/modules/UI/src/txtmtmcreateop.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">// © 2004 Nokia Corporation. All rights reserved.</span>
<a name="l00003"></a>00003 <span class="comment">//</span>
<a name="l00004"></a>00004
<a name="l00005"></a>00005 <span class="comment">// class include</span>
<a name="l00006"></a>00006 <span class="preprocessor">#include "txtmtmcreateop.h"</span>
<a name="l00007"></a>00007
<a name="l00008"></a>00008 <span class="comment">//system include</span>
<a name="l00009"></a>00009 <span class="preprocessor">#include <apparc.h></span> <span class="comment">// CApaApplication</span>
<a name="l00010"></a>00010 <span class="preprocessor">#include <msvids.h></span> <span class="comment">// KMsvLocalServiceIndexEntryId</span>
<a name="l00011"></a>00011 <span class="preprocessor">#include <msvuids.h></span> <span class="comment">// KUidMsvMessageEntry</span>
<a name="l00012"></a>00012 <span class="preprocessor">#include <ecom.h></span>
<a name="l00013"></a>00013 <span class="preprocessor">#include <txtrich.h></span>
<a name="l00014"></a>00014 <span class="comment">// user include</span>
<a name="l00015"></a>00015 <span class="preprocessor">#include "txtupan.h"</span>
<a name="l00016"></a>00016 <span class="preprocessor">#include "txtu.h"</span>
<a name="l00017"></a>00017
<a name="l00018"></a>00018 <span class="preprocessor">#include "TXTCMDS.HRH"</span>
<a name="l00019"></a>00019
<a name="l00020"></a>00020
<a name="l00021"></a>00021
<a name="l00022"></a>00022 <span class="comment">// constants</span>
<a name="l00023"></a>00023 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTxtGeneratedFilename, <span class="stringliteral">"C:\\data\\TextMTMService\\sentmsgbody.txt"</span>); <span class="comment">// generated filename base</span>
<a name="l00024"></a>00024 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KDefaultMtmName, <span class="stringliteral">"My TextMTM"</span>);
<a name="l00025"></a>00025 <a class="code" href="class_c_txt_mtm_create_operation.html">CTxtMtmCreateOperation</a>* CTxtMtmCreateOperation::NewL(<span class="keyword">const</span> TMsvEntry& aEntry, CMsvEntry& aParent, CMsvSession& aMsvSession, CBaseMtmUi& aMtmUi, TRequestStatus& aObserverRequestStatus)
<a name="l00026"></a>00026 {
<a name="l00027"></a>00027 <a class="code" href="class_c_txt_mtm_create_operation.html">CTxtMtmCreateOperation</a>* <span class="keyword">self</span> = <span class="keyword">new</span> (ELeave) <a class="code" href="class_c_txt_mtm_create_operation.html">CTxtMtmCreateOperation</a>(aEntry, aParent, aMsvSession, aMtmUi, aObserverRequestStatus);
<a name="l00028"></a>00028 CleanupStack::PushL(<span class="keyword">self</span>);
<a name="l00029"></a>00029 <span class="keyword">self</span>->ConstructL();
<a name="l00030"></a>00030 CleanupStack::Pop(<span class="keyword">self</span>);
<a name="l00031"></a>00031 <span class="keywordflow">return</span> <span class="keyword">self</span>;
<a name="l00032"></a>00032 }
<a name="l00033"></a>00033
<a name="l00034"></a>00034 CTxtMtmCreateOperation::CTxtMtmCreateOperation(<span class="keyword">const</span> TMsvEntry& aEntry, CMsvEntry& aParent, CMsvSession& aMsvSession, CBaseMtmUi& aMtmUi, TRequestStatus& aObserverRequestStatus)
<a name="l00035"></a>00035 : CMsvOperation(aMsvSession, EPriorityStandard, aObserverRequestStatus),
<a name="l00036"></a>00036 iEntry(aEntry),
<a name="l00037"></a>00037 iParent(aParent),
<a name="l00038"></a>00038 iMtmUi(aMtmUi)
<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 <span class="keywordtype">void</span> CTxtMtmCreateOperation::ConstructL()
<a name="l00044"></a>00044 {
<a name="l00045"></a>00045 <span class="comment">// set the obeserver request status as pending so that the observer</span>
<a name="l00046"></a>00046 <span class="comment">// won't complete</span>
<a name="l00047"></a>00047 iObserverRequestStatus = KRequestPending;
<a name="l00048"></a>00048
<a name="l00049"></a>00049 Schedule(KErrNone);
<a name="l00050"></a>00050 }
<a name="l00051"></a>00051
<a name="l00052"></a>00052 CTxtMtmCreateOperation::~CTxtMtmCreateOperation()
<a name="l00053"></a>00053 {
<a name="l00054"></a>00054 Cancel();
<a name="l00055"></a>00055 <span class="keyword">delete</span> iOp;
<a name="l00056"></a>00056 }
<a name="l00057"></a>00057
<a name="l00058"></a>00058 <span class="keyword">const</span> TDesC8& CTxtMtmCreateOperation::ProgressL()
<a name="l00059"></a>00059 {
<a name="l00060"></a>00060 <span class="keywordflow">if</span>(!IsActive())
<a name="l00061"></a>00061 User::Leave(KErrNotReady);
<a name="l00062"></a>00062 iProgressBuf() = iProgress;
<a name="l00063"></a>00063 <span class="keywordflow">return</span> iProgressBuf;
<a name="l00064"></a>00064 }
<a name="l00065"></a>00065
<a name="l00066"></a>00066 <span class="keyword">const</span> TDesC8& CTxtMtmCreateOperation::FinalProgress()
<a name="l00067"></a>00067 {
<a name="l00068"></a>00068 __ASSERT_ALWAYS(!IsActive(), User::Panic(KTEXTMTMUIPanic, ETextMtmUiOperationActive));
<a name="l00069"></a>00069 iProgressBuf() = iProgress;
<a name="l00070"></a>00070 <span class="keywordflow">return</span> iProgressBuf;
<a name="l00071"></a>00071 }
<a name="l00072"></a>00072
<a name="l00073"></a>00073 TInt CTxtMtmCreateOperation::RunError(TInt aError)
<a name="l00074"></a>00074 {
<a name="l00075"></a>00075 <span class="keywordflow">if</span>(iProgress.iState > TTxtMtmCreateOpProgress::ECreateMessage)
<a name="l00076"></a>00076 iMsvSession.RemoveEntry(iProgress.iFinalMsgId);
<a name="l00077"></a>00077
<a name="l00078"></a>00078 <span class="comment">// Populate the progress structure with the error code</span>
<a name="l00079"></a>00079 iProgress.iError = aError;
<a name="l00080"></a>00080 <span class="comment">// Complete the requesting active object with the error code</span>
<a name="l00081"></a>00081 TRequestStatus* stat = &iObserverRequestStatus;
<a name="l00082"></a>00082 User::RequestComplete(stat, aError);
<a name="l00083"></a>00083 <span class="comment">// Returning anything other than KErrNone from this method results in a panic</span>
<a name="l00084"></a>00084 <span class="keywordflow">return</span> KErrNone;
<a name="l00085"></a>00085 }
<a name="l00086"></a>00086
<a name="l00087"></a>00087 <span class="keywordtype">void</span> CTxtMtmCreateOperation::DoCancel()
<a name="l00088"></a>00088 {
<a name="l00089"></a>00089 <span class="keywordflow">if</span>(iOp)
<a name="l00090"></a>00090 iOp->Cancel();
<a name="l00091"></a>00091
<a name="l00092"></a>00092 <span class="keywordflow">if</span>(iProgress.iState > TTxtMtmCreateOpProgress::ECreateMessage)
<a name="l00093"></a>00093 iMsvSession.RemoveEntry(iProgress.iFinalMsgId);
<a name="l00094"></a>00094
<a name="l00095"></a>00095 TRequestStatus* stat = &iObserverRequestStatus;
<a name="l00096"></a>00096 User::RequestComplete(stat, KErrCancel);
<a name="l00097"></a>00097 }
<a name="l00098"></a>00098
<a name="l00099"></a>00099 <span class="keywordtype">void</span> CTxtMtmCreateOperation::RunL()
<a name="l00100"></a>00100 {
<a name="l00101"></a>00101 User::LeaveIfError(iStatus.Int());
<a name="l00102"></a>00102
<a name="l00103"></a>00103 <span class="keywordflow">switch</span>(iProgress.iState)
<a name="l00104"></a>00104 {
<a name="l00105"></a>00105 <span class="keywordflow">case</span> TTxtMtmCreateOpProgress::EInit:
<a name="l00106"></a>00106 iProgress.iState = TTxtMtmCreateOpProgress::ECreateMessage;
<a name="l00107"></a>00107 CreateMessageL(); <span class="comment">// reschedules the active object</span>
<a name="l00108"></a>00108 <span class="keywordflow">break</span>;
<a name="l00109"></a>00109
<a name="l00110"></a>00110 <span class="keywordflow">case</span> TTxtMtmCreateOpProgress::ECreateMessage:
<a name="l00111"></a>00111 iProgress.iState = TTxtMtmCreateOpProgress::EEditMessage;
<a name="l00112"></a>00112 ScheduleEditL(); <span class="comment">// reschedules the active object</span>
<a name="l00113"></a>00113 <span class="keywordflow">break</span>;
<a name="l00114"></a>00114
<a name="l00115"></a>00115 <span class="keywordflow">case</span> TTxtMtmCreateOpProgress::EEditMessage:
<a name="l00116"></a>00116 iProgress.iState = TTxtMtmCreateOpProgress::EFinished;
<a name="l00117"></a>00117
<a name="l00118"></a>00118
<a name="l00119"></a>00119 <span class="keywordflow">default</span>:
<a name="l00120"></a>00120 <span class="keywordflow">break</span>;
<a name="l00121"></a>00121 }
<a name="l00122"></a>00122
<a name="l00123"></a>00123 <span class="comment">// When the state machine has been completed, this active object won't</span>
<a name="l00124"></a>00124 <span class="comment">// be scheduled to complete a request</span>
<a name="l00125"></a>00125 <span class="keywordflow">if</span>(!IsActive())
<a name="l00126"></a>00126 {
<a name="l00127"></a>00127 TRequestStatus* stat = &iObserverRequestStatus;
<a name="l00128"></a>00128 User::RequestComplete(stat, KErrNone);
<a name="l00129"></a>00129 }
<a name="l00130"></a>00130 }
<a name="l00131"></a>00131
<a name="l00132"></a>00132
<a name="l00133"></a>00133 <span class="keywordtype">void</span> CTxtMtmCreateOperation::CreateMessageL()
<a name="l00134"></a>00134 {
<a name="l00135"></a>00135
<a name="l00136"></a>00136
<a name="l00137"></a>00137 TFileName filename = KTxtGeneratedFilename();
<a name="l00138"></a>00138 <span class="keywordflow">if</span>( iEntry.iType == KUidMsvMessageEntry)
<a name="l00139"></a>00139 {
<a name="l00140"></a>00140 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KFilename,<span class="stringliteral">"message.txt"</span>);
<a name="l00141"></a>00141 iEntry.iDescription.Set(KFilename);
<a name="l00142"></a>00142 iEntry.iDate.UniversalTime();
<a name="l00143"></a>00143 iEntry.iServiceId=KMsvLocalServiceIndexEntryId;
<a name="l00144"></a>00144 iParent.SetEntryL(KMsvDraftEntryId);
<a name="l00145"></a>00145 iParent.CreateL(iEntry);
<a name="l00146"></a>00146 iProgress.iFinalMsgId = iEntry.Id();
<a name="l00147"></a>00147 }
<a name="l00148"></a>00148 <span class="keywordflow">else</span>
<a name="l00149"></a>00149 {
<a name="l00150"></a>00150 <span class="keywordflow">if</span> (iEntry.iType ==KUidMsvServiceEntry)
<a name="l00151"></a>00151 {
<a name="l00152"></a>00152 iEntry.iDetails.Set(KDefaultMtmName);
<a name="l00153"></a>00153 iParent.SetEntryL(KMsvRootIndexEntryId);
<a name="l00154"></a>00154 iParent.CreateL(iEntry);
<a name="l00155"></a>00155 iProgress.iFinalMsgId = iEntry.Id();
<a name="l00156"></a>00156
<a name="l00157"></a>00157 <span class="comment">// Set the root folder setting</span>
<a name="l00158"></a>00158 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KRoot, <span class="stringliteral">"C:\\data\\TextMTMService\\"</span>);
<a name="l00159"></a>00159 <a class="code" href="class_t_m_t_m_txt_settings.html">TMTMTxtSettings</a> <span class="keyword">set</span>;
<a name="l00160"></a>00160 <a class="code" href="class_c_m_t_m_txt_settings.html">CMTMTxtSettings</a>* settings = CMTMTxtSettings::NewL();
<a name="l00161"></a>00161 <span class="keyword">set</span>.SetRootFolder(KRoot);
<a name="l00162"></a>00162 CleanupStack::PushL(settings);
<a name="l00163"></a>00163 settings-><a class="code" href="class_c_m_t_m_txt_settings.html#ac9c5ff6643fb0a7c7e573da18159b08d">SaveSettingsL</a>(iEntry.Id(), <span class="keyword">set</span>);
<a name="l00164"></a>00164 CleanupStack::PopAndDestroy(settings);
<a name="l00165"></a>00165 }
<a name="l00166"></a>00166 }
<a name="l00167"></a>00167 Schedule(KErrNone);
<a name="l00168"></a>00168 }
<a name="l00169"></a>00169
<a name="l00170"></a>00170 <span class="keywordtype">void</span> CTxtMtmCreateOperation::ScheduleEditL()
<a name="l00171"></a>00171 {
<a name="l00172"></a>00172 iMtmUi.BaseMtm().SwitchCurrentEntryL(iProgress.iFinalMsgId);
<a name="l00173"></a>00173
<a name="l00174"></a>00174 <span class="keyword">delete</span> iOp;
<a name="l00175"></a>00175 iOp = NULL;
<a name="l00176"></a>00176
<a name="l00177"></a>00177 <span class="comment">// The Edit method returns a CMsvOperation that will complete this class's request status </span>
<a name="l00178"></a>00178 <span class="comment">// when editing is complete, resulting in this class's RunL method being called by the active scheduler</span>
<a name="l00179"></a>00179 SetActive();
<a name="l00180"></a>00180
<a name="l00181"></a>00181 iOp = iMtmUi.EditL(iStatus);
<a name="l00182"></a>00182 }
<a name="l00183"></a>00183
<a name="l00184"></a>00184 <span class="keywordtype">void</span> CTxtMtmCreateOperation::Schedule(TInt aError)
<a name="l00185"></a>00185 {
<a name="l00186"></a>00186 <span class="comment">// Schedules the transaction so that the RunL method of this active</span>
<a name="l00187"></a>00187 <span class="comment">// object will get called again</span>
<a name="l00188"></a>00188 SetActive();
<a name="l00189"></a>00189 TRequestStatus* stat = &iStatus;
<a name="l00190"></a>00190 User::RequestComplete(stat, aError);
<a name="l00191"></a>00191 }
<a name="l00192"></a>00192
</pre></div></div>
<hr size="1"/><address style="text-align: right;"><small>Generated by
<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.2 </small></address>
</body>
</html>