helloworldbasicappui_8cpp-source.html

使用carbide.c++开发的基于symbian 3rd的操作系统的短信删除软件。 可以删除收件箱内所有软件和指定软件

<a name="l00112"></a>00112     <span class="keywordflow">if</span> ( <a class="code" href="class_c_hello_world_basic_app_ui.html#45dd0a3e0e75e56b4727a01a8ef2c6b1">iAppView</a> )
<a name="l00113"></a>00113         {
<a name="l00114"></a>00114         <span class="keyword">delete</span> <a class="code" href="class_c_hello_world_basic_app_ui.html#45dd0a3e0e75e56b4727a01a8ef2c6b1">iAppView</a>;
<a name="l00115"></a>00115         <a class="code" href="class_c_hello_world_basic_app_ui.html#45dd0a3e0e75e56b4727a01a8ef2c6b1">iAppView</a> = NULL;
<a name="l00116"></a>00116         }
<a name="l00117"></a>00117     }
<a name="l00118"></a>00118 
<a name="l00119"></a>00119 <span class="comment">// -----------------------------------------------------------------------------</span>
<a name="l00120"></a>00120 <span class="comment">// CHelloWorldBasicAppUi::HandleCommandL()</span>
<a name="l00121"></a>00121 <span class="comment">// Takes care of command handling.</span>
<a name="l00122"></a>00122 <span class="comment">// -----------------------------------------------------------------------------</span>
<a name="l00123"></a>00123 <span class="comment">//</span>
<a name="l00124"></a><a class="code" href="class_c_hello_world_basic_app_ui.html#a682d228622cea7790645ce10f591242">00124</a> <span class="keywordtype">void</span> <a class="code" href="class_c_hello_world_basic_app_ui.html#a682d228622cea7790645ce10f591242">CHelloWorldBasicAppUi::HandleCommandL</a>( TInt aCommand )
<a name="l00125"></a>00125     {
<a name="l00126"></a>00126     <span class="comment">// clear possible old user-given text</span>
<a name="l00127"></a>00127     <a class="code" href="class_c_hello_world_basic_app_ui.html#45dd0a3e0e75e56b4727a01a8ef2c6b1">iAppView</a>-&gt;<a class="code" href="class_c_hello_world_basic_app_view.html#59cee462c5e06d883260d21037a3ebd7">GetText</a>().Zero();
<a name="l00128"></a>00128 
<a name="l00129"></a>00129     <span class="keywordflow">switch</span>( aCommand )
<a name="l00130"></a>00130         {
<a name="l00131"></a>00131         <span class="keywordflow">case</span> EEikCmdExit:
<a name="l00132"></a>00132         <span class="keywordflow">case</span> EAknSoftkeyExit:
<a name="l00133"></a>00133             Exit();
<a name="l00134"></a>00134             <span class="keywordflow">break</span>;
<a name="l00135"></a>00135 
<a name="l00136"></a>00136         <span class="keywordflow">case</span> EHelloWorldBasicCommand1:
<a name="l00137"></a>00137             {
<a name="l00138"></a>00138             <span class="comment">// Load a string from the resource file and display it</span>
<a name="l00139"></a>00139             HBufC* textResource = StringLoader::LoadLC( R_HEWB_COMMAND1_TEXT );
<a name="l00140"></a>00140             CAknInformationNote* note = <span class="keyword">new</span> ( ELeave ) CAknInformationNote;
<a name="l00141"></a>00141 
<a name="l00142"></a>00142             <span class="comment">// Show the information Note with</span>
<a name="l00143"></a>00143             <span class="comment">// textResource loaded with StringLoader.</span>
<a name="l00144"></a>00144             note-&gt;ExecuteLD( *textResource );
<a name="l00145"></a>00145 
<a name="l00146"></a>00146             <span class="comment">// Pop HBuf from CleanUpStack and Destroy it.</span>
<a name="l00147"></a>00147             CleanupStack::PopAndDestroy( textResource );
<a name="l00148"></a>00148             }
<a name="l00149"></a>00149             <span class="keywordflow">break</span>;
<a name="l00150"></a>00150 
<a name="l00151"></a>00151         <span class="keywordflow">case</span> EHelloWorldBasicCommand2:
<a name="l00152"></a>00152             {
<a name="l00153"></a>00153             RFs fsSession;
<a name="l00154"></a>00154             RFile rFile;
<a name="l00155"></a>00155 
<a name="l00156"></a>00156             <span class="comment">// Connects a client process to the fileserver</span>
<a name="l00157"></a>00157             User::LeaveIfError(fsSession.Connect());
<a name="l00158"></a>00158             CleanupClosePushL(fsSession);
<a name="l00159"></a>00159 
<a name="l00160"></a>00160             <span class="comment">//Open file where the stream text is</span>
<a name="l00161"></a>00161             User::LeaveIfError(rFile.Open(fsSession,KHelloFileName, EFileStreamText));
<a name="l00162"></a>00162             CleanupClosePushL(rFile);
<a name="l00163"></a>00163 
<a name="l00164"></a>00164             <span class="comment">// copy stream from file to RFileStream object</span>
<a name="l00165"></a>00165             RFileReadStream inputFileStream(rFile);
<a name="l00166"></a>00166             CleanupClosePushL(inputFileStream);
<a name="l00167"></a>00167 
<a name="l00168"></a>00168             <span class="comment">// HBufC descriptor is created from the RFileStream object.</span>
<a name="l00169"></a>00169             HBufC* fileData = HBufC::NewLC(inputFileStream, 32);
<a name="l00170"></a>00170 
<a name="l00171"></a>00171             CAknInformationNote* note = <span class="keyword">new</span> ( ELeave ) CAknInformationNote;
<a name="l00172"></a>00172 
<a name="l00173"></a>00173             <span class="comment">// Show the information Note</span>
<a name="l00174"></a>00174             note-&gt;ExecuteLD( *fileData );
<a name="l00175"></a>00175 
<a name="l00176"></a>00176             <span class="comment">// Pop loaded resources from the cleanup stack:</span>
<a name="l00177"></a>00177             <span class="comment">// filedata, inputFileStream, rFile, fsSession</span>
<a name="l00178"></a>00178             CleanupStack::PopAndDestroy(4, &amp;fsSession);
<a name="l00179"></a>00179             }
<a name="l00180"></a>00180             <span class="keywordflow">break</span>;
<a name="l00181"></a>00181 
<a name="l00182"></a>00182         <span class="keywordflow">case</span> EHelloWorldBasicCommand3:
<a name="l00183"></a>00183             {
<a name="l00184"></a>00184             <span class="comment">// Load a string from the resources and use it as a default value</span>
<a name="l00185"></a>00185             HBufC* defaultText = StringLoader::LoadLC( R_HEWB_FILE_TEXT );
<a name="l00186"></a>00186 
<a name="l00187"></a>00187             <a class="code" href="class_c_hello_world_query_dialog.html">CHelloWorldQueryDialog</a> *dlg = <span class="keyword">new</span> (ELeave)
<a name="l00188"></a>00188                 <a class="code" href="class_c_hello_world_query_dialog.html">CHelloWorldQueryDialog</a>( <a class="code" href="class_c_hello_world_basic_app_ui.html#45dd0a3e0e75e56b4727a01a8ef2c6b1">iAppView</a>-&gt;<a class="code" href="class_c_hello_world_basic_app_view.html#59cee462c5e06d883260d21037a3ebd7">GetText</a>(), defaultText );
<a name="l00189"></a>00189 
<a name="l00190"></a>00190             dlg-&gt;ExecuteLD( R_DIALOG_TEXT_EDIT_QUERY );
<a name="l00191"></a>00191 
<a name="l00192"></a>00192             <span class="comment">// Pop HBuf from CleanUpStack and Destroy it.</span>
<a name="l00193"></a>00193             CleanupStack::PopAndDestroy( defaultText );
<a name="l00194"></a>00194             }
<a name="l00195"></a>00195             <span class="keywordflow">break</span>;
<a name="l00196"></a>00196 
<a name="l00197"></a>00197         <span class="keywordflow">default</span>:
<a name="l00198"></a>00198             <span class="keywordflow">break</span>;
<a name="l00199"></a>00199         }
<a name="l00200"></a>00200     }
<a name="l00201"></a>00201 <span class="comment">// -----------------------------------------------------------------------------</span>
<a name="l00202"></a>00202 <span class="comment">//  Called by framework when layout is changed.</span>
<a name="l00203"></a>00203 <span class="comment">//  Passes the new client rectangle to the AppView</span>
<a name="l00204"></a>00204 <span class="comment">// -----------------------------------------------------------------------------</span>
<a name="l00205"></a>00205 <span class="comment">//</span>
<a name="l00206"></a><a class="code" href="class_c_hello_world_basic_app_ui.html#6acdbe8a9b57446075bf46d035e751eb">00206</a> <span class="keywordtype">void</span> <a class="code" href="class_c_hello_world_basic_app_ui.html#6acdbe8a9b57446075bf46d035e751eb">CHelloWorldBasicAppUi::HandleResourceChangeL</a>( TInt aType )
<a name="l00207"></a>00207 {
<a name="l00208"></a>00208     <span class="comment">// base-class call also</span>
<a name="l00209"></a>00209     CAknAppUi::HandleResourceChangeL(aType);
<a name="l00210"></a>00210     <span class="keywordflow">if</span> (aType == KEikDynamicLayoutVariantSwitch)
<a name="l00211"></a>00211         {
<a name="l00212"></a>00212         <span class="keywordflow">if</span> (<a class="code" href="class_c_hello_world_basic_app_ui.html#45dd0a3e0e75e56b4727a01a8ef2c6b1">iAppView</a>)
<a name="l00213"></a>00213             iAppView-&gt;SetRect( ClientRect() );
<a name="l00214"></a>00214         }
<a name="l00215"></a>00215 }
<a name="l00216"></a>00216 
<a name="l00217"></a>00217 <span class="comment">// End of File</span>
<a name="l00218"></a>00218 
</pre></div><hr>

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