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<h1>examples/Base/FileServer/FileChangeNotifier/src/filechangenotifier.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>
<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">//</span>
<a name="l00015"></a>00015
<a name="l00016"></a>00016 <span class="preprocessor">#include "filechangenotifier.h"</span>
<a name="l00017"></a>00017
<a name="l00018"></a><a class="code" href="class_c_change_notifier.html#675776d5cdfcb7de2a5cc1c769ec84b2">00018</a> <a class="code" href="class_c_change_notifier.html">CChangeNotifier</a>* <a class="code" href="class_c_change_notifier.html#675776d5cdfcb7de2a5cc1c769ec84b2">CChangeNotifier::NewL</a>(TInt aPriority)
<a name="l00019"></a>00019 {
<a name="l00020"></a>00020 <a class="code" href="class_c_change_notifier.html">CChangeNotifier</a>* <span class="keyword">self</span>=<span class="keyword">new</span>(ELeave)<a class="code" href="class_c_change_notifier.html">CChangeNotifier</a>(aPriority);
<a name="l00021"></a>00021 CleanupStack::PushL(<span class="keyword">self</span>);
<a name="l00022"></a>00022 <span class="keyword">self</span>->ConstructL();
<a name="l00023"></a>00023 CleanupStack::Pop(<span class="keyword">self</span>);
<a name="l00024"></a>00024 <span class="keywordflow">return</span> <span class="keyword">self</span>;
<a name="l00025"></a>00025 }
<a name="l00026"></a>00026
<a name="l00027"></a><a class="code" href="class_c_change_notifier.html#253e317e641ef6e3a3082976a488ab19">00027</a> <span class="keywordtype">void</span> <a class="code" href="class_c_change_notifier.html#253e317e641ef6e3a3082976a488ab19">CChangeNotifier::ConstructL</a>()
<a name="l00028"></a>00028 {
<a name="l00029"></a>00029 <span class="comment">//Create console</span>
<a name="l00030"></a>00030 _LIT(KWelcome, <span class="stringliteral">"Welcome to File Change Notifier Example\n"</span>);
<a name="l00031"></a>00031 _LIT(KTextConsoleTitle, <span class="stringliteral">"Extended File Change Notifier"</span>);
<a name="l00032"></a>00032 iConsole = Console::NewL(KTextConsoleTitle, TSize(KConsFullScreen,KConsFullScreen));
<a name="l00033"></a>00033 iConsole->Printf(KWelcome);
<a name="l00034"></a>00034
<a name="l00035"></a>00035 <span class="comment">// Initiate a session by connecting to the File Server</span>
<a name="l00036"></a>00036 User::LeaveIfError(iFs.Connect());
<a name="l00037"></a>00037 <span class="comment">// Buffer size for holding the results of completed notifications.</span>
<a name="l00038"></a>00038 <span class="keyword">const</span> TInt KNotificationHeaderSize = (<span class="keyword">sizeof</span>(TUint16)*2)+(<span class="keyword">sizeof</span>(TUint));
<a name="l00039"></a>00039 <span class="keyword">const</span> TInt KMinNotificationBufferSize = 2*KNotificationHeaderSize + 2*KMaxFileName;
<a name="l00040"></a>00040
<a name="l00041"></a>00041 <span class="comment">// Get the system drive on which the file/folder operations can be done.</span>
<a name="l00042"></a>00042 <span class="keywordtype">int</span> driveNumber = iFs.GetSystemDrive();
<a name="l00043"></a>00043 iDrive = (TChar(<span class="charliteral">'A'</span>+ driveNumber));
<a name="l00044"></a>00044
<a name="l00045"></a>00045 <span class="comment">// Create an object for 'CFsNotify' </span>
<a name="l00046"></a>00046 iNotify= CFsNotify::NewL(iFs,KMinNotificationBufferSize);
<a name="l00047"></a>00047 }
<a name="l00048"></a>00048
<a name="l00049"></a>00049 CChangeNotifier::CChangeNotifier(TInt aPriority):CActive( aPriority )
<a name="l00050"></a>00050 {
<a name="l00051"></a>00051 CActiveScheduler::Add(<span class="keyword">this</span>);
<a name="l00052"></a>00052 }
<a name="l00053"></a>00053
<a name="l00057"></a><a class="code" href="class_c_change_notifier.html#408470e934332f6644929bbad83a4e53">00057</a> <a class="code" href="class_c_change_notifier.html#408470e934332f6644929bbad83a4e53">CChangeNotifier::~CChangeNotifier</a>()
<a name="l00058"></a>00058 {
<a name="l00059"></a>00059 <span class="keywordflow">if</span>(iIsCreateFile)
<a name="l00060"></a>00060 {
<a name="l00061"></a>00061 TBuf<80> path;
<a name="l00062"></a>00062 path.Append(iDrive);
<a name="l00063"></a>00063 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\"</span>);
<a name="l00064"></a>00064 path.Append(KPath);
<a name="l00065"></a>00065
<a name="l00066"></a>00066 TBuf<20> filename;
<a name="l00067"></a>00067 _LIT(KFileName,<span class="stringliteral">"create.file"</span>);
<a name="l00068"></a>00068 filename.Append(KFileName);
<a name="l00069"></a>00069
<a name="l00070"></a>00070 TBuf<80> fullname;
<a name="l00071"></a>00071 fullname.Append(path);
<a name="l00072"></a>00072 fullname.Append(filename);
<a name="l00073"></a>00073
<a name="l00074"></a>00074 iFs.Delete(fullname);
<a name="l00075"></a>00075 }
<a name="l00076"></a>00076 <span class="keywordflow">if</span>(iIsCreateFolder)
<a name="l00077"></a>00077 {
<a name="l00078"></a>00078 TBuf<80> path;
<a name="l00079"></a>00079 path.Append(iDrive);
<a name="l00080"></a>00080 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\createfolder\\"</span>);
<a name="l00081"></a>00081 path.Append(KPath);
<a name="l00082"></a>00082 iFs.RmDir(path);
<a name="l00083"></a>00083 }
<a name="l00084"></a>00084 <span class="keywordflow">if</span>(!iIsDeleteFile)
<a name="l00085"></a>00085 {
<a name="l00086"></a>00086 TBuf<80> path;
<a name="l00087"></a>00087 path.Append(iDrive);
<a name="l00088"></a>00088 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\deletefolder\\"</span>);
<a name="l00089"></a>00089 path.Append(KPath);
<a name="l00090"></a>00090
<a name="l00091"></a>00091 TBuf<20> filename;
<a name="l00092"></a>00092 _LIT(KFileName,<span class="stringliteral">"file.txt"</span>);
<a name="l00093"></a>00093 filename.Append(KFileName);
<a name="l00094"></a>00094
<a name="l00095"></a>00095 TBuf<80> fullname;
<a name="l00096"></a>00096 fullname.Append(path);
<a name="l00097"></a>00097 fullname.Append(filename);
<a name="l00098"></a>00098
<a name="l00099"></a>00099 iFs.Delete(fullname);
<a name="l00100"></a>00100 }
<a name="l00101"></a>00101 <span class="keywordflow">if</span>(iIsRenameFile)
<a name="l00102"></a>00102 {
<a name="l00103"></a>00103 TBuf<80> path;
<a name="l00104"></a>00104 path.Append(iDrive);
<a name="l00105"></a>00105 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\"</span>);
<a name="l00106"></a>00106 path.Append(KPath);
<a name="l00107"></a>00107
<a name="l00108"></a>00108 TBuf<20> filename;
<a name="l00109"></a>00109 _LIT(KFileName,<span class="stringliteral">"NewFileName"</span>);
<a name="l00110"></a>00110 filename.Append(KFileName);
<a name="l00111"></a>00111
<a name="l00112"></a>00112 TBuf<80> fullname;
<a name="l00113"></a>00113 fullname.Append(path);
<a name="l00114"></a>00114 fullname.Append(filename);
<a name="l00115"></a>00115
<a name="l00116"></a>00116 iFs.Delete(fullname);
<a name="l00117"></a>00117 }
<a name="l00118"></a>00118
<a name="l00119"></a>00119 <span class="keywordflow">if</span>(iIsRenameFolder)
<a name="l00120"></a>00120 {
<a name="l00121"></a>00121 TBuf<80> path;
<a name="l00122"></a>00122 path.Append(iDrive);
<a name="l00123"></a>00123 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\RenameFolder\\"</span>);
<a name="l00124"></a>00124 path.Append(KPath);
<a name="l00125"></a>00125 iFs.RmDir(path);
<a name="l00126"></a>00126 }
<a name="l00127"></a>00127 <span class="keywordflow">if</span>(iIsDeleteFolder)
<a name="l00128"></a>00128 {
<a name="l00129"></a>00129 TBuf<80> path;
<a name="l00130"></a>00130 path.Append(iDrive);
<a name="l00131"></a>00131 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\deletefolder\\"</span>);
<a name="l00132"></a>00132 path.Append(KPath);
<a name="l00133"></a>00133 iFs.RmDir(path);
<a name="l00134"></a>00134 }
<a name="l00135"></a>00135 <span class="keywordflow">if</span>(iIsVolumeNameChange)
<a name="l00136"></a>00136 {
<a name="l00137"></a>00137 TBuf<80> path;
<a name="l00138"></a>00138 path.Append(<span class="charliteral">'U'</span>);
<a name="l00139"></a>00139 path.Append(_L(<span class="stringliteral">":"</span>));
<a name="l00140"></a>00140
<a name="l00141"></a>00141 _LIT(KVolumeLabel,<span class="stringliteral">"MyDrive"</span>);
<a name="l00142"></a>00142 iFs.SetVolumeLabel(KVolumeLabel,iDriveNumber);
<a name="l00143"></a>00143 }
<a name="l00144"></a>00144 <span class="keywordflow">if</span>(iIsMultipleNotifications)
<a name="l00145"></a>00145 {
<a name="l00146"></a>00146 <span class="comment">// delete file</span>
<a name="l00147"></a>00147 TBuf<80> path;
<a name="l00148"></a>00148 path.Append(iDrive);
<a name="l00149"></a>00149 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\"</span>);
<a name="l00150"></a>00150 path.Append(KPath);
<a name="l00151"></a>00151 TBuf<20> filename;
<a name="l00152"></a>00152 filename.Append(_L(<span class="stringliteral">"rename.file"</span>));
<a name="l00153"></a>00153
<a name="l00154"></a>00154 TBuf<80> fullname;
<a name="l00155"></a>00155 fullname.Append(path);
<a name="l00156"></a>00156 fullname.Append(filename);
<a name="l00157"></a>00157
<a name="l00158"></a>00158 iFs.Delete(fullname);
<a name="l00159"></a>00159 }
<a name="l00160"></a>00160 <span class="keyword">delete</span> iConsole;
<a name="l00161"></a>00161 <span class="keyword">delete</span> iNotify;
<a name="l00162"></a>00162 iFs.Close();
<a name="l00163"></a>00163 }
<a name="l00164"></a>00164
<a name="l00165"></a>00165 <span class="comment">// The RunL() is called by the Active scheduler.</span>
<a name="l00166"></a>00166 <span class="keywordtype">void</span> CChangeNotifier::RunL()
<a name="l00167"></a>00167 {
<a name="l00168"></a>00168 <span class="comment">/*</span>
<a name="l00169"></a>00169 <span class="comment"> * When the user chooses an option which is not available in the list of supported features.</span>
<a name="l00170"></a>00170 <span class="comment"> * The Active scheduler is stopped and the application exits.</span>
<a name="l00171"></a>00171 <span class="comment"> */</span>
<a name="l00172"></a>00172 <span class="keywordflow">if</span>(iOption)
<a name="l00173"></a>00173 {
<a name="l00174"></a>00174 _LIT(KNotSupported,<span class="stringliteral">"\nNot Supported\n"</span>);
<a name="l00175"></a>00175 iConsole->Printf(KNotSupported);
<a name="l00176"></a>00176 CActiveScheduler::Stop();
<a name="l00177"></a>00177 }
<a name="l00178"></a>00178 <span class="keywordflow">else</span>
<a name="l00179"></a>00179 {
<a name="l00180"></a>00180 <span class="comment">/*</span>
<a name="l00181"></a>00181 <span class="comment"> * When the user chooses a Sub-Menu option which is not among the listed options, then </span>
<a name="l00182"></a>00182 <span class="comment"> * the list of Main options are once again displayed to the user.</span>
<a name="l00183"></a>00183 <span class="comment"> */</span>
<a name="l00184"></a>00184 <span class="keywordflow">if</span>(iOptionContinue)
<a name="l00185"></a>00185 {
<a name="l00186"></a>00186 <a class="code" href="class_c_change_notifier.html#78549195a4c4966a8fc1fe86a21367ac">RequestCharacter</a>();
<a name="l00187"></a>00187 }
<a name="l00188"></a>00188 <span class="keywordflow">if</span>(iReqStatus == KErrNone)
<a name="l00189"></a>00189 {
<a name="l00190"></a>00190 _LIT(KSuccess,<span class="stringliteral">"\nSuccessfully completed the posted notifications\n"</span>);
<a name="l00191"></a>00191 iConsole->Printf(KSuccess);
<a name="l00192"></a>00192 <span class="keywordflow">if</span>(!iDeleteFileContinue)
<a name="l00193"></a>00193 {
<a name="l00194"></a>00194 <span class="keywordflow">if</span>(iIsMultipleNotifications)
<a name="l00195"></a>00195 {
<a name="l00196"></a>00196 <span class="comment">//Get first notification</span>
<a name="l00197"></a>00197 <span class="keyword">const</span> TFsNotification* notification = iNotify->NextNotification();
<a name="l00198"></a>00198 TFsNotification::TFsNotificationType notificationType = ((TFsNotification*)notification)->NotificationType();
<a name="l00199"></a>00199
<a name="l00200"></a>00200 <span class="comment">//Process Notification</span>
<a name="l00201"></a>00201 ProcessMultipleChanges(notification);
<a name="l00202"></a>00202
<a name="l00203"></a>00203 <span class="comment">//Get Next notification</span>
<a name="l00204"></a>00204 notification = iNotify->NextNotification();
<a name="l00205"></a>00205
<a name="l00206"></a>00206 <span class="comment">//The operation may not have occurred yet..</span>
<a name="l00207"></a>00207 <span class="keywordflow">if</span>(notification == NULL)
<a name="l00208"></a>00208 {
<a name="l00209"></a>00209 iNotify->RequestNotifications(iReqStatus);
<a name="l00210"></a>00210 User::WaitForRequest(iReqStatus); <span class="comment">// We need wait for the corresponding file change to complete.</span>
<a name="l00211"></a>00211 notification = iNotify->NextNotification();
<a name="l00212"></a>00212 }
<a name="l00213"></a>00213
<a name="l00214"></a>00214 <span class="comment">//Process Notification</span>
<a name="l00215"></a>00215 ProcessMultipleChanges(notification);
<a name="l00216"></a>00216 }
<a name="l00217"></a>00217 <a class="code" href="class_c_change_notifier.html#78549195a4c4966a8fc1fe86a21367ac">RequestCharacter</a>();
<a name="l00218"></a>00218 }
<a name="l00219"></a>00219 <span class="keywordflow">else</span>
<a name="l00220"></a>00220 {
<a name="l00221"></a>00221 DeleteFolder();
<a name="l00222"></a>00222 }
<a name="l00223"></a>00223 }
<a name="l00224"></a>00224 }
<a name="l00225"></a>00225 }
<a name="l00226"></a>00226
<a name="l00227"></a>00227 <span class="comment">/*</span>
<a name="l00228"></a>00228 <span class="comment"> * This method will process the multiple notifications which are completed.</span>
<a name="l00229"></a>00229 <span class="comment"> * Currently, the creation of the file and rename of the file are happening one after another in the DoChanges() Method</span>
<a name="l00230"></a>00230 <span class="comment"> * defined below. Hence the file to be renamed will be created first and then rename operation is done.</span>
<a name="l00231"></a>00231 <span class="comment"> */</span>
<a name="l00232"></a>00232 <span class="keywordtype">void</span> CChangeNotifier::ProcessMultipleChanges(<span class="keyword">const</span> TFsNotification* aNotification)
<a name="l00233"></a>00233 {
<a name="l00234"></a>00234 TFsNotification::TFsNotificationType notificationType = ((TFsNotification*)aNotification)->NotificationType();
<a name="l00235"></a>00235
<a name="l00236"></a>00236 <span class="keywordflow">if</span>(notificationType == TFsNotification::ECreate)
<a name="l00237"></a>00237 {
<a name="l00238"></a>00238 _LIT(KNewFileCreated,<span class="stringliteral">"Notification of successful creation of a new file 'notify.file'\n"</span>);
<a name="l00239"></a>00239 iConsole->Printf(KNewFileCreated);
<a name="l00240"></a>00240 }
<a name="l00241"></a>00241 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (notificationType == TFsNotification::ERename)
<a name="l00242"></a>00242 {
<a name="l00243"></a>00243 _LIT(KFileRename,<span class="stringliteral">"Notification for notify.file being renamed to rename.file "</span>);
<a name="l00244"></a>00244 iConsole->Printf(KFileRename);
<a name="l00245"></a>00245 }
<a name="l00246"></a>00246 }
<a name="l00247"></a>00247 <span class="comment">/*</span>
<a name="l00248"></a>00248 <span class="comment"> * User gets notified when there is a change in the file. Different kinds of notifications are posted by the </span>
<a name="l00249"></a>00249 <span class="comment"> * user.</span>
<a name="l00250"></a>00250 <span class="comment"> * </span>
<a name="l00251"></a>00251 <span class="comment"> * Notifications are recevied for following operations :</span>
<a name="l00252"></a>00252 <span class="comment"> * - Any change in the contents of the particular file.</span>
<a name="l00253"></a>00253 <span class="comment"> * - If any new file is created inside the particular folder.</span>
<a name="l00254"></a>00254 <span class="comment"> * - When a file rename is done.</span>
<a name="l00255"></a>00255 <span class="comment"> * - When the file attributes are changed.</span>
<a name="l00256"></a>00256 <span class="comment"> * - When a particular file is deleted.</span>
<a name="l00257"></a>00257 <span class="comment"> * </span>
<a name="l00258"></a>00258 <span class="comment"> */</span>
<a name="l00259"></a>00259 <span class="keywordtype">void</span> CChangeNotifier::NotifyChangeToFile()
<a name="l00260"></a>00260 {
<a name="l00261"></a>00261 _LIT(KMenuL1,<span class="stringliteral">"\nChoose an option:\n"</span>);
<a name="l00262"></a>00262 _LIT(KMenuL2,<span class="stringliteral">"1.Get notified when a file is created\n"</span>);
<a name="l00263"></a>00263 _LIT(KMenuL3,<span class="stringliteral">"2.Get notified when the file contents change\n"</span>);
<a name="l00264"></a>00264 _LIT(KMenuL4,<span class="stringliteral">"3.Get notified when a file rename occurs\n"</span>);
<a name="l00265"></a>00265 _LIT(KMenuL5,<span class="stringliteral">"4.Get notified when file attributes change\n"</span>);
<a name="l00266"></a>00266 _LIT(KMenuL6,<span class="stringliteral">"5.Get notified when a file is deleted\n"</span>);
<a name="l00267"></a>00267
<a name="l00268"></a>00268 iConsole->Printf(KMenuL1);
<a name="l00269"></a>00269 iConsole->Printf(KMenuL2);
<a name="l00270"></a>00270 iConsole->Printf(KMenuL3);
<a name="l00271"></a>00271 iConsole->Printf(KMenuL4);
<a name="l00272"></a>00272 iConsole->Printf(KMenuL5);
<a name="l00273"></a>00273 iConsole->Printf(KMenuL6);
<a name="l00274"></a>00274
<a name="l00275"></a>00275 TChar choice = iConsole->Getch();
<a name="l00276"></a>00276 <span class="keywordflow">switch</span>(choice)
<a name="l00277"></a>00277 {
<a name="l00278"></a>00278 <span class="keywordflow">case</span> <span class="charliteral">'1'</span>:
<a name="l00279"></a>00279 {
<a name="l00280"></a>00280 CreateFile();
<a name="l00281"></a>00281 <span class="keywordflow">break</span>;
<a name="l00282"></a>00282 }
<a name="l00283"></a>00283 <span class="keywordflow">case</span> <span class="charliteral">'2'</span>:
<a name="l00284"></a>00284 {
<a name="l00285"></a>00285 ChangeFileContents();
<a name="l00286"></a>00286 <span class="keywordflow">break</span>;
<a name="l00287"></a>00287 }
<a name="l00288"></a>00288 <span class="keywordflow">case</span> <span class="charliteral">'3'</span>:
<a name="l00289"></a>00289 {
<a name="l00290"></a>00290 RenameFile();
<a name="l00291"></a>00291 <span class="keywordflow">break</span>;
<a name="l00292"></a>00292 }
<a name="l00293"></a>00293 <span class="keywordflow">case</span> <span class="charliteral">'4'</span>:
<a name="l00294"></a>00294 {
<a name="l00295"></a>00295 ChangeFileAttributes ();
<a name="l00296"></a>00296 <span class="keywordflow">break</span>;
<a name="l00297"></a>00297 }
<a name="l00298"></a>00298 <span class="keywordflow">case</span> <span class="charliteral">'5'</span>:
<a name="l00299"></a>00299 {
<a name="l00300"></a>00300 DeleteFile();
<a name="l00301"></a>00301 <span class="keywordflow">break</span>;
<a name="l00302"></a>00302 }
<a name="l00303"></a>00303 <span class="keywordflow">default</span>:
<a name="l00304"></a>00304 {
<a name="l00305"></a>00305 iOption = ETrue;
<a name="l00306"></a>00306 _LIT(KPressAnyKey,<span class="stringliteral">"Press any key to Exit"</span>);
<a name="l00307"></a>00307 iConsole->Printf(KPressAnyKey);
<a name="l00308"></a>00308 iConsole->Read(iStatus);
<a name="l00309"></a>00309 <span class="keywordflow">if</span>(!IsActive())
<a name="l00310"></a>00310 {
<a name="l00311"></a>00311 SetActive();
<a name="l00312"></a>00312 }
<a name="l00313"></a>00313 <span class="keywordflow">break</span>;
<a name="l00314"></a>00314 }
<a name="l00315"></a>00315 }
<a name="l00316"></a>00316 }
<a name="l00317"></a>00317
<a name="l00318"></a>00318 <span class="comment">/*</span>
<a name="l00319"></a>00319 <span class="comment"> * User gets notified when a new file is created with a particular name in a particular folder.</span>
<a name="l00320"></a>00320 <span class="comment"> */</span>
<a name="l00321"></a>00321 <span class="keywordtype">void</span> CChangeNotifier::CreateFile()
<a name="l00322"></a>00322 {
<a name="l00323"></a>00323 <span class="keywordflow">if</span>(!iIsCreateFile)
<a name="l00324"></a>00324 {
<a name="l00325"></a>00325 TBuf<40> path;
<a name="l00326"></a>00326 path.Append(iDrive);
<a name="l00327"></a>00327 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\"</span>);
<a name="l00328"></a>00328 path.Append(KPath);
<a name="l00329"></a>00329
<a name="l00330"></a>00330 TBuf<20> filename;
<a name="l00331"></a>00331 _LIT(KFileName,<span class="stringliteral">"create.file"</span>);
<a name="l00332"></a>00332 filename.Append(KFileName);
<a name="l00333"></a>00333
<a name="l00334"></a>00334 TInt err = iNotify->AddNotification((TUint)TFsNotification::ECreate,path,filename);
<a name="l00335"></a>00335 <span class="keywordflow">if</span>(err == KErrNone)
<a name="l00336"></a>00336 {
<a name="l00337"></a>00337 _LIT(KSuccess,<span class="stringliteral">"\nAdded 'Create File' type notification to CFsNotify object\n"</span>);
<a name="l00338"></a>00338 iConsole->Printf(KSuccess);
<a name="l00339"></a>00339 }
<a name="l00340"></a>00340 <span class="keywordflow">else</span>
<a name="l00341"></a>00341 {
<a name="l00342"></a>00342 _LIT(KSuccess,<span class="stringliteral">"Added Notification failed\n"</span>);
<a name="l00343"></a>00343 iConsole->Printf(KSuccess);
<a name="l00344"></a>00344 }
<a name="l00345"></a>00345 err = iNotify->RequestNotifications(iReqStatus);
<a name="l00346"></a>00346 <span class="keywordflow">if</span>(err==KErrNone)
<a name="l00347"></a>00347 {
<a name="l00348"></a>00348 _LIT(KSuccess,<span class="stringliteral">"Request for the above notification is successful\n"</span>);
<a name="l00349"></a>00349 iConsole->Printf(KSuccess);
<a name="l00350"></a>00350 }
<a name="l00351"></a>00351
<a name="l00352"></a>00352 DoChanges(<a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c515102208233bc18de975d6c79f811f9c">ECreateFile</a>);
<a name="l00353"></a>00353 iStatus = iReqStatus;
<a name="l00354"></a>00354 <span class="keywordflow">if</span>(!IsActive())
<a name="l00355"></a>00355 {
<a name="l00356"></a>00356 SetActive();
<a name="l00357"></a>00357 }
<a name="l00358"></a>00358 iIsCreateFile = ETrue;
<a name="l00359"></a>00359 }
<a name="l00360"></a>00360 <span class="keywordflow">else</span>
<a name="l00361"></a>00361 {
<a name="l00362"></a>00362 _LIT(KResult,<span class="stringliteral">"File already created\n"</span>);
<a name="l00363"></a>00363 iConsole->Printf(KResult);
<a name="l00364"></a>00364 PressAnyKey();
<a name="l00365"></a>00365 }
<a name="l00366"></a>00366 }
<a name="l00367"></a>00367
<a name="l00368"></a>00368 <span class="comment">/*</span>
<a name="l00369"></a>00369 <span class="comment"> * User gets notified when the contents of the file change.</span>
<a name="l00370"></a>00370 <span class="comment"> */</span>
<a name="l00371"></a>00371 <span class="keywordtype">void</span> CChangeNotifier::ChangeFileContents()
<a name="l00372"></a>00372 {
<a name="l00373"></a>00373 TBuf<80> path;
<a name="l00374"></a>00374 path.Append(iDrive);
<a name="l00375"></a>00375 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\"</span>);
<a name="l00376"></a>00376 path.Append(KPath);
<a name="l00377"></a>00377
<a name="l00378"></a>00378 TBuf<20> filename;
<a name="l00379"></a>00379 _LIT(KFileName,<span class="stringliteral">"file.txt"</span>);
<a name="l00380"></a>00380 filename.Append(KFileName);
<a name="l00381"></a>00381
<a name="l00382"></a>00382 TInt err = iNotify->AddNotification((TUint)TFsNotification::EFileChange,path,filename);
<a name="l00383"></a>00383 <span class="keywordflow">if</span>(err == KErrNone)
<a name="l00384"></a>00384 {
<a name="l00385"></a>00385 _LIT(KSuccess,<span class="stringliteral">"\nAdded 'File contents change' type notification to CFsNotify object\n"</span>);
<a name="l00386"></a>00386 iConsole->Printf(KSuccess);
<a name="l00387"></a>00387 }
<a name="l00388"></a>00388 <span class="keywordflow">else</span>
<a name="l00389"></a>00389 {
<a name="l00390"></a>00390 _LIT(KSuccess,<span class="stringliteral">"Added Notification failed\n"</span>);
<a name="l00391"></a>00391 iConsole->Printf(KSuccess);
<a name="l00392"></a>00392 }
<a name="l00393"></a>00393 err = iNotify->RequestNotifications(iReqStatus);
<a name="l00394"></a>00394 <span class="keywordflow">if</span>(err==KErrNone)
<a name="l00395"></a>00395 {
<a name="l00396"></a>00396 _LIT(KSuccess,<span class="stringliteral">"Request for the above notification is successful\n"</span>);
<a name="l00397"></a>00397 iConsole->Printf(KSuccess);
<a name="l00398"></a>00398 }
<a name="l00399"></a>00399 DoChanges(<a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c5777717de5f78f6c4c8c80ebda017992b">EChangeFileContents</a>);
<a name="l00400"></a>00400 iStatus = iReqStatus;
<a name="l00401"></a>00401 <span class="keywordflow">if</span>(!IsActive())
<a name="l00402"></a>00402 {
<a name="l00403"></a>00403 SetActive();
<a name="l00404"></a>00404 }
<a name="l00405"></a>00405 }
<a name="l00406"></a>00406
<a name="l00407"></a>00407 <span class="comment">/*</span>
<a name="l00408"></a>00408 <span class="comment"> * User gets notified when a file name is changed.</span>
<a name="l00409"></a>00409 <span class="comment"> */</span>
<a name="l00410"></a>00410 <span class="keywordtype">void</span> CChangeNotifier::RenameFile()
<a name="l00411"></a>00411 {
<a name="l00412"></a>00412 <span class="keywordflow">if</span>(!iIsCreateFile)
<a name="l00413"></a>00413 {
<a name="l00414"></a>00414 _LIT(KCreateFile,<span class="stringliteral">"\nCreating a file so that you can try changing it attributes later\n"</span>);
<a name="l00415"></a>00415 iConsole->Printf(KCreateFile);
<a name="l00416"></a>00416 CreateFile();
<a name="l00417"></a>00417 }
<a name="l00418"></a>00418 <span class="keywordflow">else</span>
<a name="l00419"></a>00419 {
<a name="l00420"></a>00420 <span class="keywordflow">if</span>(!iIsRenameFile)
<a name="l00421"></a>00421 {
<a name="l00422"></a>00422 TBuf<80> path;
<a name="l00423"></a>00423 path.Append(iDrive);
<a name="l00424"></a>00424 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\"</span>);
<a name="l00425"></a>00425 path.Append(KPath);
<a name="l00426"></a>00426
<a name="l00427"></a>00427 TBuf<20> filename;
<a name="l00428"></a>00428 _LIT(KFileName,<span class="stringliteral">"create.file"</span>);
<a name="l00429"></a>00429 filename.Append(KFileName);
<a name="l00430"></a>00430
<a name="l00431"></a>00431 TInt err = iNotify->AddNotification((TUint)TFsNotification::ERename,path,filename);
<a name="l00432"></a>00432 <span class="keywordflow">if</span>(err == KErrNone)
<a name="l00433"></a>00433 {
<a name="l00434"></a>00434 _LIT(KSuccess,<span class="stringliteral">"\nAdded 'File rename' type notification to CFsNotify object\n"</span>);
<a name="l00435"></a>00435 iConsole->Printf(KSuccess);
<a name="l00436"></a>00436 }
<a name="l00437"></a>00437 <span class="keywordflow">else</span>
<a name="l00438"></a>00438 {
<a name="l00439"></a>00439 _LIT(KSuccess,<span class="stringliteral">"Added notification failed\n"</span>);
<a name="l00440"></a>00440 iConsole->Printf(KSuccess);
<a name="l00441"></a>00441 }
<a name="l00442"></a>00442 err = iNotify->RequestNotifications(iReqStatus);
<a name="l00443"></a>00443 <span class="keywordflow">if</span>(err==KErrNone)
<a name="l00444"></a>00444 {
<a name="l00445"></a>00445 _LIT(KSuccess,<span class="stringliteral">"Request for the above notification is successful\n"</span>);
<a name="l00446"></a>00446 iConsole->Printf(KSuccess);
<a name="l00447"></a>00447 }
<a name="l00448"></a>00448 DoChanges(<a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c54086aa74b0fd0df50f31e02d31b6b97d">ERenameFile</a>);
<a name="l00449"></a>00449 iStatus = iReqStatus;
<a name="l00450"></a>00450 <span class="keywordflow">if</span>(!IsActive())
<a name="l00451"></a>00451 {
<a name="l00452"></a>00452 SetActive();
<a name="l00453"></a>00453 }
<a name="l00454"></a>00454 iIsRenameFile = ETrue;
<a name="l00455"></a>00455 }
<a name="l00456"></a>00456 <span class="keywordflow">else</span>
<a name="l00457"></a>00457 {
<a name="l00458"></a>00458 _LIT(KResult,<span class="stringliteral">"File rename is already performed\n"</span>);
<a name="l00459"></a>00459 iConsole->Printf(KResult);
<a name="l00460"></a>00460 PressAnyKey();
<a name="l00461"></a>00461 }
<a name="l00462"></a>00462 }
<a name="l00463"></a>00463 }
<a name="l00464"></a>00464
<a name="l00465"></a>00465 <span class="comment">/*</span>
<a name="l00466"></a>00466 <span class="comment"> * User gets notified when the file attributes change</span>
<a name="l00467"></a>00467 <span class="comment"> */</span>
<a name="l00468"></a>00468 <span class="keywordtype">void</span> CChangeNotifier::ChangeFileAttributes()
<a name="l00469"></a>00469 {
<a name="l00470"></a>00470 <span class="keywordflow">if</span>(!iIsCreateFile)
<a name="l00471"></a>00471 {
<a name="l00472"></a>00472 _LIT(KCreateFile,<span class="stringliteral">"\nCreating a file so that you can try changing it attributes later\n"</span>);
<a name="l00473"></a>00473 iConsole->Printf(KCreateFile);
<a name="l00474"></a>00474 CreateFile();
<a name="l00475"></a>00475 }
<a name="l00476"></a>00476 <span class="keywordflow">else</span>
<a name="l00477"></a>00477 {
<a name="l00478"></a>00478 <span class="keywordflow">if</span>(!iIsChangeFileAttributes )
<a name="l00479"></a>00479 {
<a name="l00480"></a>00480 TBuf<80> path;
<a name="l00481"></a>00481 path.Append(iDrive);
<a name="l00482"></a>00482 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\"</span>);
<a name="l00483"></a>00483 path.Append(KPath);
<a name="l00484"></a>00484
<a name="l00485"></a>00485 TBuf<20> filename;
<a name="l00486"></a>00486 _LIT(KFileName,<span class="stringliteral">"create.file"</span>);
<a name="l00487"></a>00487 filename.Append(KFileName);
<a name="l00488"></a>00488
<a name="l00489"></a>00489 TInt err = iNotify->AddNotification((TUint)TFsNotification::EAttribute,path,filename);
<a name="l00490"></a>00490 <span class="keywordflow">if</span>(err == KErrNone)
<a name="l00491"></a>00491 {
<a name="l00492"></a>00492 _LIT(KSuccess,<span class="stringliteral">"\nAdded 'File attributes change' type notification to CFsNotify object\n"</span>);
<a name="l00493"></a>00493 iConsole->Printf(KSuccess);
<a name="l00494"></a>00494 }
<a name="l00495"></a>00495 <span class="keywordflow">else</span>
<a name="l00496"></a>00496 {
<a name="l00497"></a>00497 _LIT(KSuccess,<span class="stringliteral">"Added Notification failed\n"</span>);
<a name="l00498"></a>00498 iConsole->Printf(KSuccess);
<a name="l00499"></a>00499 }
<a name="l00500"></a>00500 err = iNotify->RequestNotifications(iReqStatus);
<a name="l00501"></a>00501 <span class="keywordflow">if</span>(err==KErrNone)
<a name="l00502"></a>00502 {
<a name="l00503"></a>00503 _LIT(KSuccess,<span class="stringliteral">"Request for the above notification is successful\n"</span>);
<a name="l00504"></a>00504 iConsole->Printf(KSuccess);
<a name="l00505"></a>00505 }
<a name="l00506"></a>00506 DoChanges(<a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c547a4d94aab0195608bdd9777e786c3bc">EChangeFileAttributes</a> );
<a name="l00507"></a>00507 iStatus = iReqStatus;
<a name="l00508"></a>00508 <span class="keywordflow">if</span>(!IsActive())
<a name="l00509"></a>00509 {
<a name="l00510"></a>00510 SetActive();
<a name="l00511"></a>00511 }
<a name="l00512"></a>00512 iIsChangeFileAttributes = ETrue;
<a name="l00513"></a>00513 }
<a name="l00514"></a>00514 <span class="keywordflow">else</span>
<a name="l00515"></a>00515 {
<a name="l00516"></a>00516 _LIT(KResult,<span class="stringliteral">"File attributes already changed\n"</span>);
<a name="l00517"></a>00517 iConsole->Printf(KResult);
<a name="l00518"></a>00518 PressAnyKey();
<a name="l00519"></a>00519 }
<a name="l00520"></a>00520 }
<a name="l00521"></a>00521 }
<a name="l00522"></a>00522
<a name="l00523"></a>00523 <span class="comment">/*</span>
<a name="l00524"></a>00524 <span class="comment"> * User gets notified when a file is deleted.</span>
<a name="l00525"></a>00525 <span class="comment"> */</span>
<a name="l00526"></a>00526 <span class="keywordtype">void</span> CChangeNotifier::DeleteFile()
<a name="l00527"></a>00527 {
<a name="l00528"></a>00528 <span class="keywordflow">if</span>(!iIsDeleteFile)
<a name="l00529"></a>00529 {
<a name="l00530"></a>00530 TBuf<80> path;
<a name="l00531"></a>00531 path.Append(iDrive);
<a name="l00532"></a>00532 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\deletefolder\\"</span>);
<a name="l00533"></a>00533 path.Append(KPath);
<a name="l00534"></a>00534
<a name="l00535"></a>00535 TBuf<20> filename;
<a name="l00536"></a>00536 _LIT(KFileName,<span class="stringliteral">"file.txt"</span>);
<a name="l00537"></a>00537 filename.Append(KFileName);
<a name="l00538"></a>00538
<a name="l00539"></a>00539 TInt err = iNotify->AddNotification((TUint)TFsNotification::EDelete,path,filename);
<a name="l00540"></a>00540 <span class="keywordflow">if</span>(err == KErrNone)
<a name="l00541"></a>00541 {
<a name="l00542"></a>00542 _LIT(KSuccess,<span class="stringliteral">"\nAdded 'File Delete' type notification to CFsNotify object\n"</span>);
<a name="l00543"></a>00543 iConsole->Printf(KSuccess);
<a name="l00544"></a>00544 }
<a name="l00545"></a>00545 <span class="keywordflow">else</span>
<a name="l00546"></a>00546 {
<a name="l00547"></a>00547 _LIT(KSuccess,<span class="stringliteral">"Add Notification failed\n"</span>);
<a name="l00548"></a>00548 iConsole->Printf(KSuccess);
<a name="l00549"></a>00549 }
<a name="l00550"></a>00550 err = iNotify->RequestNotifications(iReqStatus);
<a name="l00551"></a>00551 <span class="keywordflow">if</span>(err==KErrNone)
<a name="l00552"></a>00552 {
<a name="l00553"></a>00553 _LIT(KSuccess,<span class="stringliteral">"Request for the above notification is successful\n"</span>);
<a name="l00554"></a>00554 iConsole->Printf(KSuccess);
<a name="l00555"></a>00555 }
<a name="l00556"></a>00556
<a name="l00557"></a>00557 DoChanges(<a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c53d2724c1c9aaa655e7bdc769a6526b82">EDeleteFile</a>);
<a name="l00558"></a>00558 iStatus = iReqStatus;
<a name="l00559"></a>00559 <span class="keywordflow">if</span>(!IsActive())
<a name="l00560"></a>00560 {
<a name="l00561"></a>00561 SetActive();
<a name="l00562"></a>00562 }
<a name="l00563"></a>00563 iIsDeleteFile = ETrue;
<a name="l00564"></a>00564 }
<a name="l00565"></a>00565 <span class="keywordflow">else</span>
<a name="l00566"></a>00566 {
<a name="l00567"></a>00567 _LIT(KResult,<span class="stringliteral">"File already deleted\n"</span>);
<a name="l00568"></a>00568 iConsole->Printf(KResult);
<a name="l00569"></a>00569 PressAnyKey();
<a name="l00570"></a>00570 }
<a name="l00571"></a>00571 }
<a name="l00572"></a>00572
<a name="l00573"></a>00573 <span class="comment">/*</span>
<a name="l00574"></a>00574 <span class="comment"> * User gets notified when a folder is created.</span>
<a name="l00575"></a>00575 <span class="comment"> */</span>
<a name="l00576"></a>00576 <span class="keywordtype">void</span> CChangeNotifier::CreateFolder()
<a name="l00577"></a>00577 {
<a name="l00578"></a>00578 <span class="keywordflow">if</span>(!iIsCreateFolder)
<a name="l00579"></a>00579 {
<a name="l00580"></a>00580 TBuf<80> path;
<a name="l00581"></a>00581 path.Append(iDrive);
<a name="l00582"></a>00582 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\createfolder\\"</span>);
<a name="l00583"></a>00583 path.Append(KPath);
<a name="l00584"></a>00584
<a name="l00585"></a>00585 TBuf<10> filename;
<a name="l00586"></a>00586 _LIT(KFileName,<span class="stringliteral">"*"</span>);
<a name="l00587"></a>00587 filename.Append(KFileName);
<a name="l00588"></a>00588
<a name="l00589"></a>00589 TInt err = iNotify->AddNotification((TUint)TFsNotification::ECreate,path,filename);
<a name="l00590"></a>00590 <span class="keywordflow">if</span>(err == KErrNone)
<a name="l00591"></a>00591 {
<a name="l00592"></a>00592 _LIT(KSuccess,<span class="stringliteral">"\nAdded 'Create Folder' type notification to CFsNotify object\n"</span>);
<a name="l00593"></a>00593 iConsole->Printf(KSuccess);
<a name="l00594"></a>00594 }
<a name="l00595"></a>00595 <span class="keywordflow">else</span>
<a name="l00596"></a>00596 {
<a name="l00597"></a>00597 _LIT(KSuccess,<span class="stringliteral">"Add Notification failed\n"</span>);
<a name="l00598"></a>00598 iConsole->Printf(KSuccess);
<a name="l00599"></a>00599 }
<a name="l00600"></a>00600 err = iNotify->RequestNotifications(iReqStatus);
<a name="l00601"></a>00601 <span class="keywordflow">if</span>(err==KErrNone)
<a name="l00602"></a>00602 {
<a name="l00603"></a>00603 _LIT(KSuccess,<span class="stringliteral">"Request for the above notification is successful\n"</span>);
<a name="l00604"></a>00604 iConsole->Printf(KSuccess);
<a name="l00605"></a>00605 }
<a name="l00606"></a>00606
<a name="l00607"></a>00607 DoChanges(<a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c5fb02316236b6c1979d6cd987287992a4">ECreateFolder</a>);
<a name="l00608"></a>00608 iStatus = iReqStatus;
<a name="l00609"></a>00609 <span class="keywordflow">if</span>(!IsActive())
<a name="l00610"></a>00610 {
<a name="l00611"></a>00611 SetActive();
<a name="l00612"></a>00612 }
<a name="l00613"></a>00613 iIsCreateFolder = ETrue;
<a name="l00614"></a>00614 }
<a name="l00615"></a>00615 <span class="keywordflow">else</span>
<a name="l00616"></a>00616 {
<a name="l00617"></a>00617 _LIT(KResult,<span class="stringliteral">"Folder already created\n"</span>);
<a name="l00618"></a>00618 iConsole->Printf(KResult);
<a name="l00619"></a>00619 PressAnyKey();
<a name="l00620"></a>00620 }
<a name="l00621"></a>00621 }
<a name="l00622"></a>00622
<a name="l00623"></a>00623 <span class="comment">/*</span>
<a name="l00624"></a>00624 <span class="comment"> * User gets notified when a folder rename is done.</span>
<a name="l00625"></a>00625 <span class="comment"> */</span>
<a name="l00626"></a>00626 <span class="keywordtype">void</span> CChangeNotifier::RenameFolder()
<a name="l00627"></a>00627 {
<a name="l00628"></a>00628 <span class="keywordflow">if</span>(!iIsRenameFolder)
<a name="l00629"></a>00629 {
<a name="l00630"></a>00630 TBuf<80> path;
<a name="l00631"></a>00631 path.Append(iDrive);
<a name="l00632"></a>00632 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\newfolder\\"</span>);
<a name="l00633"></a>00633 path.Append(KPath);
<a name="l00634"></a>00634
<a name="l00635"></a>00635 TBuf<80> newPath;
<a name="l00636"></a>00636 newPath.Append(<span class="charliteral">'c'</span>);
<a name="l00637"></a>00637 _LIT(KPath1,<span class="stringliteral">":\\private\\e80000fb\\filechange\\RenameFolder\\"</span>);
<a name="l00638"></a>00638 newPath.Append(KPath1);
<a name="l00639"></a>00639
<a name="l00640"></a>00640 TBuf<20> filename;
<a name="l00641"></a>00641 _LIT(KFileName,<span class="stringliteral">"*"</span>);
<a name="l00642"></a>00642 filename.Append(KFileName);
<a name="l00643"></a>00643
<a name="l00644"></a>00644 TInt err = iNotify->AddNotification((TUint)TFsNotification::ERename,path,filename);
<a name="l00645"></a>00645 <span class="keywordflow">if</span>(err == KErrNone)
<a name="l00646"></a>00646 {
<a name="l00647"></a>00647 _LIT(KSuccess,<span class="stringliteral">"\nAdded 'Rename Folder' type notification to CFsNotify object\n"</span>);
<a name="l00648"></a>00648 iConsole->Printf(KSuccess);
<a name="l00649"></a>00649 }
<a name="l00650"></a>00650 <span class="keywordflow">else</span>
<a name="l00651"></a>00651 {
<a name="l00652"></a>00652 _LIT(KSuccess,<span class="stringliteral">"Add Notification failed\n"</span>);
<a name="l00653"></a>00653 iConsole->Printf(KSuccess);
<a name="l00654"></a>00654 }
<a name="l00655"></a>00655 err = iNotify->RequestNotifications(iReqStatus);
<a name="l00656"></a>00656 <span class="keywordflow">if</span>(err==KErrNone)
<a name="l00657"></a>00657 {
<a name="l00658"></a>00658 _LIT(KSuccess,<span class="stringliteral">"Request for the above notification is successful\n"</span>);
<a name="l00659"></a>00659 iConsole->Printf(KSuccess);
<a name="l00660"></a>00660 }
<a name="l00661"></a>00661 DoChanges(<a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c533841cf50185d5ed61646afbd9c4acae">ERenameFolder</a>);
<a name="l00662"></a>00662 iStatus = iReqStatus;
<a name="l00663"></a>00663 <span class="keywordflow">if</span>(!IsActive())
<a name="l00664"></a>00664 {
<a name="l00665"></a>00665 SetActive();
<a name="l00666"></a>00666 }
<a name="l00667"></a>00667 iIsRenameFolder = ETrue;
<a name="l00668"></a>00668 }
<a name="l00669"></a>00669 <span class="keywordflow">else</span>
<a name="l00670"></a>00670 {
<a name="l00671"></a>00671 _LIT(KResult,<span class="stringliteral">"Folder rename is performed already\n"</span>);
<a name="l00672"></a>00672 iConsole->Printf(KResult);
<a name="l00673"></a>00673 PressAnyKey();
<a name="l00674"></a>00674 }
<a name="l00675"></a>00675 }
<a name="l00676"></a>00676
<a name="l00677"></a>00677 <span class="keywordtype">void</span> CChangeNotifier::DeleteFolder()
<a name="l00678"></a>00678 {
<a name="l00679"></a>00679 <span class="keywordflow">if</span>(!iIsDeleteFolder)
<a name="l00680"></a>00680 {
<a name="l00681"></a>00681 TBuf<80> path;
<a name="l00682"></a>00682 path.Append(iDrive);
<a name="l00683"></a>00683 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\deletefolder\\"</span>);
<a name="l00684"></a>00684 path.Append(KPath);
<a name="l00685"></a>00685
<a name="l00686"></a>00686 TBuf<20> filename;
<a name="l00687"></a>00687 _LIT(KFileName,<span class="stringliteral">"*"</span>);
<a name="l00688"></a>00688 filename.Append(KFileName);
<a name="l00689"></a>00689
<a name="l00690"></a>00690 TInt err = iNotify->AddNotification((TUint)TFsNotification::EDelete ,path,filename);
<a name="l00691"></a>00691 <span class="keywordflow">if</span>(err == KErrNone)
<a name="l00692"></a>00692 {
<a name="l00693"></a>00693 _LIT(KSuccess,<span class="stringliteral">"\nAdded 'Delete Folder' type notification to CFsNotify object\n"</span>);
<a name="l00694"></a>00694 iConsole->Printf(KSuccess);
<a name="l00695"></a>00695 }
<a name="l00696"></a>00696 <span class="keywordflow">else</span>
<a name="l00697"></a>00697 {
<a name="l00698"></a>00698 _LIT(KSuccess,<span class="stringliteral">"Add Notification failed\n"</span>);
<a name="l00699"></a>00699 iConsole->Printf(KSuccess);
<a name="l00700"></a>00700 }
<a name="l00701"></a>00701
<a name="l00702"></a>00702 err = iNotify->RequestNotifications(iReqStatus);
<a name="l00703"></a>00703 <span class="keywordflow">if</span>(err==KErrNone)
<a name="l00704"></a>00704 {
<a name="l00705"></a>00705 _LIT(KSuccess,<span class="stringliteral">"Request for the above notification is successful\n"</span>);
<a name="l00706"></a>00706 iConsole->Printf(KSuccess);
<a name="l00707"></a>00707 }
<a name="l00708"></a>00708 DoChanges(<a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c55300dd0de3cc1c67086998918952b39a">EDeleteFolder</a>);
<a name="l00709"></a>00709 iStatus = iReqStatus;
<a name="l00710"></a>00710 <span class="keywordflow">if</span>(!IsActive())
<a name="l00711"></a>00711 {
<a name="l00712"></a>00712 SetActive();
<a name="l00713"></a>00713 }
<a name="l00714"></a>00714 iIsDeleteFolder = ETrue;
<a name="l00715"></a>00715 }
<a name="l00716"></a>00716 <span class="keywordflow">else</span>
<a name="l00717"></a>00717 {
<a name="l00718"></a>00718 _LIT(KResult,<span class="stringliteral">"Folder is already deleted\n"</span>);
<a name="l00719"></a>00719 iConsole->Printf(KResult);
<a name="l00720"></a>00720 PressAnyKey();
<a name="l00721"></a>00721 }
<a name="l00722"></a>00722 <span class="keywordflow">if</span>(iDeleteFileContinue )
<a name="l00723"></a>00723 {
<a name="l00724"></a>00724 iDeleteFileContinue = EFalse;
<a name="l00725"></a>00725 }
<a name="l00726"></a>00726 }
<a name="l00727"></a>00727
<a name="l00728"></a>00728 <span class="comment">/*</span>
<a name="l00729"></a>00729 <span class="comment"> * User gets notified when a folder is deleted.</span>
<a name="l00730"></a>00730 <span class="comment"> */</span>
<a name="l00731"></a>00731 <span class="keywordtype">void</span> CChangeNotifier::DeleteFileandFolder()
<a name="l00732"></a>00732 {
<a name="l00733"></a>00733 <span class="keywordflow">if</span>((!iIsDeleteFile)){
<a name="l00734"></a>00734 DeleteFile();
<a name="l00735"></a>00735 iDeleteFileContinue = ETrue;
<a name="l00736"></a>00736 }
<a name="l00737"></a>00737 <span class="keywordflow">else</span>{
<a name="l00738"></a>00738 DeleteFolder();
<a name="l00739"></a>00739 }
<a name="l00740"></a>00740 }
<a name="l00741"></a>00741
<a name="l00742"></a>00742 <span class="comment">/*</span>
<a name="l00743"></a>00743 <span class="comment"> * User gets notified when there is change in Folder.</span>
<a name="l00744"></a>00744 <span class="comment"> */</span>
<a name="l00745"></a>00745 <span class="keywordtype">void</span> CChangeNotifier::NotifyChangeToFolder()
<a name="l00746"></a>00746 {
<a name="l00747"></a>00747 _LIT(KMenuL1,<span class="stringliteral">"\nChoose an option:\n"</span>);
<a name="l00748"></a>00748 _LIT(KMenuL2,<span class="stringliteral">"1.Create a Folder\n"</span>);
<a name="l00749"></a>00749 _LIT(KMenuL3,<span class="stringliteral">"2.Rename the Folder\n"</span>);
<a name="l00750"></a>00750 _LIT(KMenuL4,<span class="stringliteral">"3.Delete the Folder\n"</span>);
<a name="l00751"></a>00751
<a name="l00752"></a>00752 iConsole->Printf(KMenuL1);
<a name="l00753"></a>00753 iConsole->Printf(KMenuL2);
<a name="l00754"></a>00754 iConsole->Printf(KMenuL3);
<a name="l00755"></a>00755 iConsole->Printf(KMenuL4);
<a name="l00756"></a>00756
<a name="l00757"></a>00757 TChar choice = iConsole->Getch();
<a name="l00758"></a>00758 <span class="keywordflow">switch</span>(choice)
<a name="l00759"></a>00759 {
<a name="l00760"></a>00760 <span class="keywordflow">case</span> <span class="charliteral">'1'</span>:
<a name="l00761"></a>00761 {
<a name="l00762"></a>00762 CreateFolder();
<a name="l00763"></a>00763 <span class="keywordflow">break</span>;
<a name="l00764"></a>00764 }
<a name="l00765"></a>00765 <span class="keywordflow">case</span> <span class="charliteral">'2'</span>:
<a name="l00766"></a>00766 {
<a name="l00767"></a>00767 RenameFolder();
<a name="l00768"></a>00768 <span class="keywordflow">break</span>;
<a name="l00769"></a>00769 }
<a name="l00770"></a>00770 <span class="keywordflow">case</span> <span class="charliteral">'3'</span>:
<a name="l00771"></a>00771 {
<a name="l00772"></a>00772 DeleteFileandFolder();
<a name="l00773"></a>00773 <span class="keywordflow">break</span>;
<a name="l00774"></a>00774 }
<a name="l00775"></a>00775 <span class="keywordflow">default</span>:
<a name="l00776"></a>00776 {
<a name="l00777"></a>00777 iOption = ETrue;
<a name="l00778"></a>00778 _LIT(KPressAnyKey,<span class="stringliteral">"Press any key to Exit"</span>);
<a name="l00779"></a>00779 iConsole->Printf(KPressAnyKey);
<a name="l00780"></a>00780 iConsole->Read(iStatus);
<a name="l00781"></a>00781 <span class="keywordflow">if</span>(!IsActive())
<a name="l00782"></a>00782 {
<a name="l00783"></a>00783 SetActive();
<a name="l00784"></a>00784 }
<a name="l00785"></a>00785 <span class="keywordflow">break</span>;
<a name="l00786"></a>00786 }
<a name="l00787"></a>00787 }
<a name="l00788"></a>00788 }
<a name="l00789"></a>00789 <span class="comment">/*</span>
<a name="l00790"></a>00790 <span class="comment"> * User gets notified when there is a change in the Volume name of a Drive.</span>
<a name="l00791"></a>00791 <span class="comment"> */</span>
<a name="l00792"></a>00792 <span class="keywordtype">void</span> CChangeNotifier::VolumeNameChange()
<a name="l00793"></a>00793 {
<a name="l00794"></a>00794 <span class="keywordflow">if</span>(!iIsVolumeNameChange)
<a name="l00795"></a>00795 {
<a name="l00796"></a>00796 TBuf<5> path;
<a name="l00797"></a>00797 path.Append(<span class="charliteral">'U'</span>);
<a name="l00798"></a>00798 path.Append(_L(<span class="stringliteral">":"</span>));
<a name="l00799"></a>00799 TBuf<20> filename;
<a name="l00800"></a>00800
<a name="l00801"></a>00801 TInt err = iNotify->AddNotification((TUint)TFsNotification::EVolumeName,path,filename);
<a name="l00802"></a>00802 <span class="keywordflow">if</span>(err == KErrNone)
<a name="l00803"></a>00803 {
<a name="l00804"></a>00804 _LIT(KSuccess,<span class="stringliteral">"\nAdded 'Volume name change' type notification to CFsNotify object\n"</span>);
<a name="l00805"></a>00805 iConsole->Printf(KSuccess);
<a name="l00806"></a>00806 }
<a name="l00807"></a>00807 <span class="keywordflow">else</span>
<a name="l00808"></a>00808 {
<a name="l00809"></a>00809 _LIT(KSuccess,<span class="stringliteral">"Add Notification failed\n"</span>);
<a name="l00810"></a>00810 iConsole->Printf(KSuccess);
<a name="l00811"></a>00811 }
<a name="l00812"></a>00812 err = iNotify->RequestNotifications(iReqStatus);
<a name="l00813"></a>00813 <span class="keywordflow">if</span>(err==KErrNone)
<a name="l00814"></a>00814 {
<a name="l00815"></a>00815 _LIT(KSuccess,<span class="stringliteral">"Request for the above notification is successful\n"</span>);
<a name="l00816"></a>00816 iConsole->Printf(KSuccess);
<a name="l00817"></a>00817 }
<a name="l00818"></a>00818 DoChanges(<a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c52aa5885f121033f6daf1fb6d1e85720d">EVolumeNameChange</a>);
<a name="l00819"></a>00819 iStatus = iReqStatus;
<a name="l00820"></a>00820 <span class="keywordflow">if</span>(!IsActive())
<a name="l00821"></a>00821 {
<a name="l00822"></a>00822 SetActive();
<a name="l00823"></a>00823 }
<a name="l00824"></a>00824 iIsVolumeNameChange = ETrue;
<a name="l00825"></a>00825 }
<a name="l00826"></a>00826 <span class="keywordflow">else</span>{
<a name="l00827"></a>00827 _LIT(KResult,<span class="stringliteral">"Volume name already changed\n"</span>);
<a name="l00828"></a>00828 iConsole->Printf(KResult);
<a name="l00829"></a>00829 PressAnyKey();
<a name="l00830"></a>00830 }
<a name="l00831"></a>00831 }
<a name="l00832"></a>00832
<a name="l00833"></a>00833
<a name="l00834"></a>00834 <span class="comment">/*</span>
<a name="l00835"></a>00835 <span class="comment"> * Client receives notifications for multiple notifications requested.</span>
<a name="l00836"></a>00836 <span class="comment"> * </span>
<a name="l00837"></a>00837 <span class="comment"> * The major differences between the old (RFs::NotifyChange) and new (CFsNotify) frameworks are:</span>
<a name="l00838"></a>00838 <span class="comment"> * The ability to request multiple notifications on differing paths, </span>
<a name="l00839"></a>00839 <span class="comment"> * notification types, combinations of paths/notification-types etc..,on the same request.</span>
<a name="l00840"></a>00840 <span class="comment"> * Guarantee that all notifiable operations will be served to the client (no race to re-request notifications). </span>
<a name="l00841"></a>00841 <span class="comment"> * Client can query the notification to find out what change has occurred (no directory scanning required).</span>
<a name="l00842"></a>00842 <span class="comment"> */</span>
<a name="l00843"></a>00843 <span class="keywordtype">void</span> CChangeNotifier::MultipleNotifications()
<a name="l00844"></a>00844 {
<a name="l00845"></a>00845 <span class="keywordflow">if</span>(!iIsMultipleNotifications)
<a name="l00846"></a>00846 {
<a name="l00847"></a>00847 TBuf<40> path;
<a name="l00848"></a>00848 path.Append(iDrive);
<a name="l00849"></a>00849 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\"</span>);
<a name="l00850"></a>00850 path.Append(KPath);
<a name="l00851"></a>00851
<a name="l00852"></a>00852 TBuf<20> filename;
<a name="l00853"></a>00853 _LIT(KFileName,<span class="stringliteral">"notify.file"</span>);
<a name="l00854"></a>00854 filename.Append(KFileName);
<a name="l00855"></a>00855
<a name="l00856"></a>00856 TInt err = iNotify->AddNotification((TUint)TFsNotification::ECreate,path,filename);
<a name="l00857"></a>00857 <span class="keywordflow">if</span>(err == KErrNone)
<a name="l00858"></a>00858 {
<a name="l00859"></a>00859 _LIT(KSuccess,<span class="stringliteral">"\nAdded 'Create File' type notification to CFsNotify object\n"</span>);
<a name="l00860"></a>00860 iConsole->Printf(KSuccess);
<a name="l00861"></a>00861 }
<a name="l00862"></a>00862 <span class="keywordflow">else</span>
<a name="l00863"></a>00863 {
<a name="l00864"></a>00864 _LIT(KSuccess,<span class="stringliteral">"Added Notification failed\n"</span>);
<a name="l00865"></a>00865 iConsole->Printf(KSuccess);
<a name="l00866"></a>00866 }
<a name="l00867"></a>00867
<a name="l00868"></a>00868 err = iNotify->AddNotification((TUint)TFsNotification::ERename,path,filename);
<a name="l00869"></a>00869 <span class="keywordflow">if</span>(err == KErrNone)
<a name="l00870"></a>00870 {
<a name="l00871"></a>00871 _LIT(KSuccess,<span class="stringliteral">"\nAdded 'Rename file' type notification to CFsNotify object\n"</span>);
<a name="l00872"></a>00872 iConsole->Printf(KSuccess);
<a name="l00873"></a>00873 }
<a name="l00874"></a>00874 <span class="keywordflow">else</span>
<a name="l00875"></a>00875 {
<a name="l00876"></a>00876 _LIT(KSuccess,<span class="stringliteral">"Add Notification failed\n"</span>);
<a name="l00877"></a>00877 iConsole->Printf(KSuccess);
<a name="l00878"></a>00878 }
<a name="l00879"></a>00879 iNotify->RequestNotifications(iReqStatus);
<a name="l00880"></a>00880 DoChanges(<a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c5ba8dbedfc3959d7e2f96aa6973f3b3cc">EMultipleNotifications</a>);
<a name="l00881"></a>00881 iStatus = iReqStatus;
<a name="l00882"></a>00882 <span class="keywordflow">if</span>(!IsActive())
<a name="l00883"></a>00883 {
<a name="l00884"></a>00884 SetActive();
<a name="l00885"></a>00885 }
<a name="l00886"></a>00886 iIsMultipleNotifications = ETrue;
<a name="l00887"></a>00887 }
<a name="l00888"></a>00888 <span class="keywordflow">else</span>
<a name="l00889"></a>00889 {
<a name="l00890"></a>00890 _LIT(KResult,<span class="stringliteral">"Mutliple notifications already done\n"</span>);
<a name="l00891"></a>00891 iConsole->Printf(KResult);
<a name="l00892"></a>00892 PressAnyKey();
<a name="l00893"></a>00893 }
<a name="l00894"></a>00894 }
<a name="l00895"></a>00895
<a name="l00896"></a>00896 <span class="comment">/*</span>
<a name="l00897"></a>00897 <span class="comment"> * Do the file/folder changes as per the notificaiton request posted by the CFsNotify client.</span>
<a name="l00898"></a>00898 <span class="comment"> * After the file/folder changes complete. RunL() will be called, successful completion of the request is displayed in RunL()</span>
<a name="l00899"></a>00899 <span class="comment"> * </span>
<a name="l00900"></a>00900 <span class="comment"> * Note : The file changes can originate from any thread or a process.</span>
<a name="l00901"></a>00901 <span class="comment"> */</span>
<a name="l00902"></a>00902 <span class="keywordtype">void</span> CChangeNotifier::DoChanges(<a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c5">CChangeNotifier::TFileOperations</a> aOperation)
<a name="l00903"></a>00903 {
<a name="l00904"></a>00904 TBuf<80> path;
<a name="l00905"></a>00905 TBuf<20> filename;
<a name="l00906"></a>00906 TBuf<80> fullname;
<a name="l00907"></a>00907 RFile file;
<a name="l00908"></a>00908 <span class="keywordflow">switch</span>(aOperation)
<a name="l00909"></a>00909 {
<a name="l00910"></a>00910 <span class="keywordflow">case</span> <a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c515102208233bc18de975d6c79f811f9c">CChangeNotifier::ECreateFile</a> :
<a name="l00911"></a>00911 {
<a name="l00912"></a>00912 path.Append(iDrive);
<a name="l00913"></a>00913 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\"</span>);
<a name="l00914"></a>00914 path.Append(KPath);
<a name="l00915"></a>00915
<a name="l00916"></a>00916 TBuf<20> filename;
<a name="l00917"></a>00917 _LIT(KFileName,<span class="stringliteral">"create.file"</span>);
<a name="l00918"></a>00918 filename.Append(KFileName);
<a name="l00919"></a>00919
<a name="l00920"></a>00920 fullname.Append(path);
<a name="l00921"></a>00921 fullname.Append(filename);
<a name="l00922"></a>00922 file.Replace(iFs,fullname,EFileWrite); <span class="comment">//Replace produces Create notification</span>
<a name="l00923"></a>00923
<a name="l00924"></a>00924 _LIT(KTxtFileChanges,<span class="stringliteral">"\nNew file create.file created at %c drive at :\\private\\e80000fb\\filechange\\ location\n"</span>);
<a name="l00925"></a>00925 iConsole->Printf(KTxtFileChanges,iDrive);
<a name="l00926"></a>00926 <span class="keywordflow">return</span>;
<a name="l00927"></a>00927 }
<a name="l00928"></a>00928
<a name="l00929"></a>00929 <span class="keywordflow">case</span> <a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c5777717de5f78f6c4c8c80ebda017992b">CChangeNotifier::EChangeFileContents</a> :
<a name="l00930"></a>00930 {
<a name="l00931"></a>00931 path.Append(iDrive);
<a name="l00932"></a>00932 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\"</span>);
<a name="l00933"></a>00933 path.Append(KPath);
<a name="l00934"></a>00934 _LIT(KFileName,<span class="stringliteral">"file.txt"</span>);
<a name="l00935"></a>00935 filename.Append(KFileName);
<a name="l00936"></a>00936 fullname.Append(path);
<a name="l00937"></a>00937 fullname.Append(filename);
<a name="l00938"></a>00938 file.Replace(iFs,fullname,EFileWrite); <span class="comment">//Replace produces Create notification</span>
<a name="l00939"></a>00939 _LIT8(KFileData,<span class="stringliteral">"Some Data"</span>);
<a name="l00940"></a>00940 file.Write(KFileData);
<a name="l00941"></a>00941
<a name="l00942"></a>00942 _LIT(KTxtFileChanges,<span class="stringliteral">"\nfile contents of file.txt at %c drive at :\\private\\e80000fb\\filechange\\ location has changed\n"</span>);
<a name="l00943"></a>00943 iConsole->Printf(KTxtFileChanges,iDrive);
<a name="l00944"></a>00944 <span class="keywordflow">return</span>;
<a name="l00945"></a>00945 }
<a name="l00946"></a>00946
<a name="l00947"></a>00947 <span class="keywordflow">case</span> <a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c54086aa74b0fd0df50f31e02d31b6b97d">CChangeNotifier::ERenameFile</a> :
<a name="l00948"></a>00948 {
<a name="l00949"></a>00949 path.Append(iDrive);
<a name="l00950"></a>00950 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\"</span>);
<a name="l00951"></a>00951 path.Append(KPath);
<a name="l00952"></a>00952 _LIT(KFileName,<span class="stringliteral">"create.file"</span>);
<a name="l00953"></a>00953 filename.Append(KFileName);
<a name="l00954"></a>00954 fullname.Append(path);
<a name="l00955"></a>00955 fullname.Append(filename);
<a name="l00956"></a>00956
<a name="l00957"></a>00957 file.Replace(iFs,fullname,EFileWrite); <span class="comment">//Replace produces Create notification</span>
<a name="l00958"></a>00958 _LIT(KRenameFile,<span class="stringliteral">"NewFileName"</span>);
<a name="l00959"></a>00959 file.Rename(KRenameFile);
<a name="l00960"></a>00960
<a name="l00961"></a>00961 _LIT(KTxtFileChanges,<span class="stringliteral">"\ncreate.file at %c drive at :\\private\\e80000fb\\filechange\\ location has been renamed to NewFileName\n"</span>);
<a name="l00962"></a>00962 iConsole->Printf(KTxtFileChanges,iDrive);
<a name="l00963"></a>00963 <span class="keywordflow">return</span>;
<a name="l00964"></a>00964 }
<a name="l00965"></a>00965
<a name="l00966"></a>00966 <span class="keywordflow">case</span> <a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c547a4d94aab0195608bdd9777e786c3bc">CChangeNotifier::EChangeFileAttributes</a> :
<a name="l00967"></a>00967 {
<a name="l00968"></a>00968 path.Append(iDrive);
<a name="l00969"></a>00969 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\"</span>);
<a name="l00970"></a>00970 path.Append(KPath);
<a name="l00971"></a>00971 _LIT(KFileName,<span class="stringliteral">"create.file"</span>);
<a name="l00972"></a>00972 filename.Append(KFileName);
<a name="l00973"></a>00973 fullname.Append(path);
<a name="l00974"></a>00974 fullname.Append(filename);
<a name="l00975"></a>00975 file.Replace(iFs,fullname,EFileWrite); <span class="comment">//Replace produces Create notification</span>
<a name="l00976"></a>00976 file.SetSize(134);
<a name="l00977"></a>00977
<a name="l00978"></a>00978 _LIT(KTxtFileChanges,<span class="stringliteral">"\ncreate.file at %c drive at :\\private\\e80000fb\\filechange\\ location has it attributes changed to 134bytes\n"</span>);
<a name="l00979"></a>00979 iConsole->Printf(KTxtFileChanges,iDrive);
<a name="l00980"></a>00980 <span class="keywordflow">return</span>;
<a name="l00981"></a>00981 }
<a name="l00982"></a>00982 <span class="keywordflow">case</span> <a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c53d2724c1c9aaa655e7bdc769a6526b82">CChangeNotifier::EDeleteFile</a> :
<a name="l00983"></a>00983 {
<a name="l00984"></a>00984 path.Append(iDrive);
<a name="l00985"></a>00985 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\deletefolder\\"</span>);
<a name="l00986"></a>00986 path.Append(KPath);
<a name="l00987"></a>00987 _LIT(KFileName,<span class="stringliteral">"file.txt"</span>);
<a name="l00988"></a>00988 filename.Append(KFileName);
<a name="l00989"></a>00989 fullname.Append(path);
<a name="l00990"></a>00990 fullname.Append(filename);
<a name="l00991"></a>00991 iFs.Delete(fullname);
<a name="l00992"></a>00992
<a name="l00993"></a>00993 _LIT(KTxtFileChanges,<span class="stringliteral">"\nfile.txt at %c drive at :\\private\\e80000fb\\filechange\\deletefolder\\ location has been deleted\n"</span>);
<a name="l00994"></a>00994 iConsole->Printf(KTxtFileChanges,iDrive);
<a name="l00995"></a>00995 <span class="keywordflow">return</span>;
<a name="l00996"></a>00996 }
<a name="l00997"></a>00997 <span class="keywordflow">case</span> <a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c5fb02316236b6c1979d6cd987287992a4">CChangeNotifier::ECreateFolder</a> :
<a name="l00998"></a>00998 {
<a name="l00999"></a>00999 path.Append(iDrive);
<a name="l01000"></a>01000 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\createfolder\\"</span>);
<a name="l01001"></a>01001 path.Append(KPath);
<a name="l01002"></a>01002 iFs.MkDir(path);
<a name="l01003"></a>01003
<a name="l01004"></a>01004 _LIT(KTxtFileChanges,<span class="stringliteral">"\nA new folder 'createfolder' at %c drive at :\\private\\e80000fb\\filechange\\ location has been created\n"</span>);
<a name="l01005"></a>01005 iConsole->Printf(KTxtFileChanges,iDrive);
<a name="l01006"></a>01006 <span class="keywordflow">return</span>;
<a name="l01007"></a>01007 }
<a name="l01008"></a>01008 <span class="keywordflow">case</span> <a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c533841cf50185d5ed61646afbd9c4acae">CChangeNotifier::ERenameFolder</a> :
<a name="l01009"></a>01009 {
<a name="l01010"></a>01010 path.Append(iDrive);
<a name="l01011"></a>01011 _LIT(KPath,<span class="stringliteral">"\\private\\e80000fb\\filechange\\newfolder\\"</span>);
<a name="l01012"></a>01012 path.Append(KPath);
<a name="l01013"></a>01013
<a name="l01014"></a>01014 TBuf<80> newPath;
<a name="l01015"></a>01015 newPath.Append(iDrive);
<a name="l01016"></a>01016 _LIT(KNewPath,<span class="stringliteral">"\\private\\e80000fb\\filechange\\RenameFolder\\"</span>);
<a name="l01017"></a>01017 newPath.Append(KNewPath);
<a name="l01018"></a>01018 iFs.Rename(path,newPath);
<a name="l01019"></a>01019
<a name="l01020"></a>01020 _LIT(KTxtFileChanges,<span class="stringliteral">"\nnewfolder at %c drive at :\\private\\e80000fb\\filechange\\ location has been renamed to RenameFolder\n"</span>);
<a name="l01021"></a>01021 iConsole->Printf(KTxtFileChanges,iDrive);
<a name="l01022"></a>01022 <span class="keywordflow">return</span>;
<a name="l01023"></a>01023 }
<a name="l01024"></a>01024 <span class="keywordflow">case</span> <a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c55300dd0de3cc1c67086998918952b39a">CChangeNotifier::EDeleteFolder</a> :
<a name="l01025"></a>01025 {
<a name="l01026"></a>01026 path.Append(<span class="charliteral">'U'</span>);
<a name="l01027"></a>01027 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\deletefolder\\"</span>);
<a name="l01028"></a>01028 path.Append(KPath);
<a name="l01029"></a>01029 iFs.RmDir(path);
<a name="l01030"></a>01030
<a name="l01031"></a>01031 _LIT(KTxtFileChanges,<span class="stringliteral">"\ndeletefolder at %c drive at :\\private\\e80000fb\\filechange\\ location has been deleted\n"</span>);
<a name="l01032"></a>01032 iConsole->Printf(KTxtFileChanges,iDrive);
<a name="l01033"></a>01033 <span class="keywordflow">return</span>;
<a name="l01034"></a>01034 }
<a name="l01035"></a>01035 <span class="keywordflow">case</span> <a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c52aa5885f121033f6daf1fb6d1e85720d">CChangeNotifier::EVolumeNameChange</a> :
<a name="l01036"></a>01036 {
<a name="l01037"></a>01037 _LIT(KVolumeLabel,<span class="stringliteral">"MyNewDrive"</span>);
<a name="l01038"></a>01038 iDriveNumber = (TChar)<span class="charliteral">'U'</span>- (TChar)<span class="charliteral">'A'</span>;
<a name="l01039"></a>01039 iFs.SetVolumeLabel(KVolumeLabel,iDriveNumber);
<a name="l01040"></a>01040 _LIT(KResult,<span class="stringliteral">"Volume name changed to MyNewDrive \n"</span>);
<a name="l01041"></a>01041 iConsole->Printf(KResult);
<a name="l01042"></a>01042 <span class="keywordflow">return</span>;
<a name="l01043"></a>01043 }
<a name="l01044"></a>01044 <span class="keywordflow">case</span> <a class="code" href="class_c_change_notifier.html#90443db727bcc59986db1763797301c5ba8dbedfc3959d7e2f96aa6973f3b3cc">CChangeNotifier::EMultipleNotifications</a> :
<a name="l01045"></a>01045 {
<a name="l01046"></a>01046 <span class="comment">// Create a file 'notify.file'</span>
<a name="l01047"></a>01047 path.Append(iDrive);
<a name="l01048"></a>01048 _LIT(KPath,<span class="stringliteral">":\\private\\e80000fb\\filechange\\"</span>);
<a name="l01049"></a>01049 path.Append(KPath);
<a name="l01050"></a>01050
<a name="l01051"></a>01051 TBuf<20> filename;
<a name="l01052"></a>01052 _LIT(KFileName,<span class="stringliteral">"notify.file"</span>);
<a name="l01053"></a>01053 filename.Append(KFileName);
<a name="l01054"></a>01054
<a name="l01055"></a>01055 fullname.Append(path);
<a name="l01056"></a>01056 fullname.Append(filename);
<a name="l01057"></a>01057 file.Replace(iFs,fullname,EFileWrite); <span class="comment">//Replace produces Create notification</span>
<a name="l01058"></a>01058
<a name="l01059"></a>01059 _LIT(KTxtFileChanges,<span class="stringliteral">"\nNew file notify.file created at %c drive at :\\private\\e80000fb\\filechange\\ location\n"</span>);
<a name="l01060"></a>01060 iConsole->Printf(KTxtFileChanges,iDrive);
<a name="l01061"></a>01061
<a name="l01062"></a>01062 _LIT(KRenameFile,<span class="stringliteral">"rename.file"</span>);
<a name="l01063"></a>01063 file.Rename(KRenameFile);
<a name="l01064"></a>01064
<a name="l01065"></a>01065 _LIT(KTxtFolderChanges,<span class="stringliteral">"\nnotify.file at %c drive at :\\private\\e80000fb\\filechange\\ location has been renamed to rename.file\n"</span>);
<a name="l01066"></a>01066 iConsole->Printf(KTxtFolderChanges,iDrive);
<a name="l01067"></a>01067 <span class="keywordflow">return</span>;
<a name="l01068"></a>01068 }
<a name="l01069"></a>01069 }
<a name="l01070"></a>01070 file.Close();
<a name="l01071"></a>01071 }
<a name="l01072"></a>01072
<a name="l01073"></a>01073 <span class="keywordtype">void</span> CChangeNotifier::PressAnyKey()
<a name="l01074"></a>01074 {
<a name="l01075"></a>01075 iOptionContinue = ETrue;
<a name="l01076"></a>01076 _LIT(KPressAnyKey,<span class="stringliteral">"Press any key to continue"</span>);
<a name="l01077"></a>01077 iConsole->Printf(KPressAnyKey);
<a name="l01078"></a>01078 iConsole->Read(iStatus);
<a name="l01079"></a>01079 <span class="keywordflow">if</span>(!IsActive())
<a name="l01080"></a>01080 {
<a name="l01081"></a>01081 SetActive();
<a name="l01082"></a>01082 }
<a name="l01083"></a>01083 }
<a name="l01084"></a>01084
<a name="l01085"></a>01085 <span class="keywordtype">void</span> CChangeNotifier::DoCancel()
<a name="l01086"></a>01086 {
<a name="l01087"></a>01087 iNotify->CancelNotifications(iReqStatus);
<a name="l01088"></a>01088 iConsole->ReadCancel();
<a name="l01089"></a>01089 }
<a name="l01090"></a>01090
<a name="l01091"></a>01091
<a name="l01092"></a><a class="code" href="class_c_change_notifier.html#78549195a4c4966a8fc1fe86a21367ac">01092</a> <span class="keywordtype">void</span> <a class="code" href="class_c_change_notifier.html#78549195a4c4966a8fc1fe86a21367ac">CChangeNotifier::RequestCharacter</a>()
<a name="l01093"></a>01093 {
<a name="l01094"></a>01094 iOption = EFalse;
<a name="l01095"></a>01095 iOptionContinue = EFalse;
<a name="l01096"></a>01096 iDeleteFileContinue = EFalse;
<a name="l01097"></a>01097 _LIT(KMenuL1,<span class="stringliteral">"\nChoose an option:\n"</span>);
<a name="l01098"></a>01098 _LIT(KMenuL2,<span class="stringliteral">"1.Get notified when a file changes\n"</span>);
<a name="l01099"></a>01099 _LIT(KMenuL3,<span class="stringliteral">"2.Get notified when a folder changes\n"</span>);
<a name="l01100"></a>01100 _LIT(KMenuL4,<span class="stringliteral">"3.Get notified when the volume name changes\n"</span>);
<a name="l01101"></a>01101 _LIT(KMenuL5,<span class="stringliteral">"4.Multiple notifications\n"</span>);
<a name="l01102"></a>01102
<a name="l01103"></a>01103 iConsole->Printf(KMenuL1);
<a name="l01104"></a>01104 iConsole->Printf(KMenuL2);
<a name="l01105"></a>01105 iConsole->Printf(KMenuL3);
<a name="l01106"></a>01106 iConsole->Printf(KMenuL4);
<a name="l01107"></a>01107 iConsole->Printf(KMenuL5);
<a name="l01108"></a>01108
<a name="l01109"></a>01109 TChar choice = iConsole->Getch();
<a name="l01110"></a>01110 <span class="keywordflow">switch</span>(choice)
<a name="l01111"></a>01111 {
<a name="l01112"></a>01112 <span class="keywordflow">case</span> <span class="charliteral">'1'</span>:
<a name="l01113"></a>01113 {
<a name="l01114"></a>01114 NotifyChangeToFile();
<a name="l01115"></a>01115 <span class="keywordflow">break</span>;
<a name="l01116"></a>01116 }
<a name="l01117"></a>01117 <span class="keywordflow">case</span> <span class="charliteral">'2'</span>:
<a name="l01118"></a>01118 {
<a name="l01119"></a>01119 NotifyChangeToFolder();
<a name="l01120"></a>01120 <span class="keywordflow">break</span>;
<a name="l01121"></a>01121 }
<a name="l01122"></a>01122 <span class="keywordflow">case</span> <span class="charliteral">'3'</span>:
<a name="l01123"></a>01123 {
<a name="l01124"></a>01124 VolumeNameChange();
<a name="l01125"></a>01125 <span class="keywordflow">break</span>;
<a name="l01126"></a>01126 }
<a name="l01127"></a>01127 <span class="keywordflow">case</span> <span class="charliteral">'4'</span>:
<a name="l01128"></a>01128 {
<a name="l01129"></a>01129 MultipleNotifications();
<a name="l01130"></a>01130 <span class="keywordflow">break</span>;
<a name="l01131"></a>01131 }
<a name="l01132"></a>01132 <span class="keywordflow">default</span>:
<a name="l01133"></a>01133 {
<a name="l01134"></a>01134 iOption = ETrue;
<a name="l01135"></a>01135 _LIT(KPressAnyKey,<span class="stringliteral">"Press any key to Exit"</span>);
<a name="l01136"></a>01136 iConsole->Printf(KPressAnyKey);
<a name="l01137"></a>01137 iConsole->Read(iStatus);
<a name="l01138"></a>01138 <span class="keywordflow">if</span>(!IsActive())
<a name="l01139"></a>01139 {
<a name="l01140"></a>01140 SetActive();
<a name="l01141"></a>01141 }
<a name="l01142"></a>01142 <span class="keywordflow">break</span>;
<a name="l01143"></a>01143 }
<a name="l01144"></a>01144 }
<a name="l01145"></a>01145 }
<a name="l01146"></a>01146
<a name="l01147"></a>01147 <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="circularbuffer_8cpp.html#5fb473d4ee18739183215b04dcad6e12">MainL</a>()
<a name="l01148"></a>01148 {
<a name="l01149"></a>01149 CActiveScheduler* scheduler = <span class="keyword">new</span> (ELeave) CActiveScheduler();
<a name="l01150"></a>01150 CleanupStack::PushL(scheduler);
<a name="l01151"></a>01151 CActiveScheduler::Install(scheduler);
<a name="l01152"></a>01152 <a class="code" href="class_c_change_notifier.html">CChangeNotifier</a>* changeNotifier = <a class="code" href="class_c_change_notifier.html#675776d5cdfcb7de2a5cc1c769ec84b2">CChangeNotifier::NewL</a>();
<a name="l01153"></a>01153 CleanupStack::PushL(changeNotifier);
<a name="l01154"></a>01154 changeNotifier-><a class="code" href="class_c_change_notifier.html#78549195a4c4966a8fc1fe86a21367ac">RequestCharacter</a>();
<a name="l01155"></a>01155 CActiveScheduler::Start();
<a name="l01156"></a>01156
<a name="l01157"></a>01157 CleanupStack::PopAndDestroy(changeNotifier);
<a name="l01158"></a>01158 CleanupStack::PopAndDestroy(scheduler);
<a name="l01159"></a>01159 }
<a name="l01160"></a>01160
<a name="l01161"></a>01161 <span class="keyword">extern</span> TInt <a class="code" href="dbllist_8cpp.html#0f358e9c4355138f629b8c4f37310295">E32Main</a>()
<a name="l01162"></a>01162 {
<a name="l01163"></a>01163 <span class="comment">// Create cleanup stack</span>
<a name="l01164"></a>01164 __UHEAP_MARK;
<a name="l01165"></a>01165 CTrapCleanup* cleanup = CTrapCleanup::New();
<a name="l01166"></a>01166 <span class="keywordflow">if</span>(cleanup == NULL)
<a name="l01167"></a>01167 {
<a name="l01168"></a>01168 <span class="keywordflow">return</span> KErrNoMemory;
<a name="l01169"></a>01169 }
<a name="l01170"></a>01170
<a name="l01171"></a>01171 <span class="comment">// Run application code inside a TRAP harness.</span>
<a name="l01172"></a>01172 TRAPD(mainError, <a class="code" href="circularbuffer_8cpp.html#5fb473d4ee18739183215b04dcad6e12">MainL</a>());
<a name="l01173"></a>01173 <span class="keywordflow">if</span>(mainError != KErrNone)
<a name="l01174"></a>01174 {
<a name="l01175"></a>01175 _LIT(KUserPanic,<span class="stringliteral">"Failed to complete"</span>);
<a name="l01176"></a>01176 User::Panic(KUserPanic, mainError);
<a name="l01177"></a>01177 }
<a name="l01178"></a>01178 <span class="keyword">delete</span> cleanup;
<a name="l01179"></a>01179 __UHEAP_MARKEND;
<a name="l01180"></a>01180 <span class="keywordflow">return</span> KErrNone;
<a name="l01181"></a>01181 }
</pre></div><hr size="1"><address style="text-align: right;"><small>Generated on Thu Jan 21 10:32:56 2010 for TB10.1 Example Applications by
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