_chat_container_8cpp-source.html

一个聊天的软件

<a name="l00154"></a><a class="code" href="class_c_chat_container.html#6775621e6d3ce05d6685555c939c7706">00154</a> <a class="code" href="class_c_chat_container.html#6775621e6d3ce05d6685555c939c7706">::OfferKeyEventL</a>( <span class="keyword">const</span> TKeyEvent&amp; aKeyEvent, TEventCode aType )
<a name="l00155"></a>00155     {
<a name="l00156"></a>00156     <span class="keywordflow">return</span> iListBox-&gt;OfferKeyEventL( aKeyEvent, aType );
<a name="l00157"></a>00157     }
<a name="l00158"></a>00158 
<a name="l00159"></a>00159 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00160"></a>00160 <span class="comment">// CChatContainer::LogL()</span>
<a name="l00161"></a>00161 <span class="comment">// Add an entry to the log.</span>
<a name="l00162"></a>00162 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00163"></a>00163 <span class="comment">//</span>
<a name="l00164"></a><a class="code" href="class_c_chat_container.html#eacfd2729e76d8c40ad4beed78d3be44">00164</a> <span class="keywordtype">void</span> <a class="code" href="class_c_chat_container.html#eacfd2729e76d8c40ad4beed78d3be44">CChatContainer::LogL</a>( <span class="keyword">const</span> TDesC&amp; aText )
<a name="l00165"></a>00165     {
<a name="l00166"></a>00166     <a class="code" href="class_c_chat_container.html#eacfd2729e76d8c40ad4beed78d3be44">LogL</a>( aText, KNullDesC );
<a name="l00167"></a>00167     }
<a name="l00168"></a>00168 
<a name="l00169"></a>00169 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00170"></a>00170 <span class="comment">// CChatContainer::LogL()</span>
<a name="l00171"></a>00171 <span class="comment">// A number to append onto the entry.</span>
<a name="l00172"></a>00172 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00173"></a>00173 <span class="comment">//</span>
<a name="l00174"></a><a class="code" href="class_c_chat_container.html#8037c050763d0226da7d82a4314c3ca1">00174</a> <span class="keywordtype">void</span> <a class="code" href="class_c_chat_container.html#eacfd2729e76d8c40ad4beed78d3be44">CChatContainer::LogL</a>( <span class="keyword">const</span> TDesC&amp; aText, TInt aNumber )
<a name="l00175"></a>00175     {
<a name="l00176"></a>00176     TBuf&lt;KMessageHeaderLen&gt; numberString;
<a name="l00177"></a>00177     HBufC* buffer = HBufC::NewLC( KMessageHeaderLen + aText.Length() +
<a name="l00178"></a>00178         numberString.Length() );
<a name="l00179"></a>00179     numberString.Num( aNumber );
<a name="l00180"></a>00180     buffer-&gt;Des().Append( aText );
<a name="l00181"></a>00181     buffer-&gt;Des().Append( <span class="charliteral">' '</span> );
<a name="l00182"></a>00182     buffer-&gt;Des().Append( numberString );
<a name="l00183"></a>00183     <a class="code" href="class_c_chat_container.html#eacfd2729e76d8c40ad4beed78d3be44">LogL</a>( buffer-&gt;Des(), KNullDesC );
<a name="l00184"></a>00184     CleanupStack::PopAndDestroy( buffer );
<a name="l00185"></a>00185     }
<a name="l00186"></a>00186 
<a name="l00187"></a>00187 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00188"></a>00188 <span class="comment">// CChatContainer::LogL()</span>
<a name="l00189"></a>00189 <span class="comment">// Extra text to append onto the entry.</span>
<a name="l00190"></a>00190 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00191"></a>00191 <span class="comment">//</span>
<a name="l00192"></a><a class="code" href="class_c_chat_container.html#e0be8fe19ff9ccb67c6d1fc41eb73323">00192</a> <span class="keywordtype">void</span> <a class="code" href="class_c_chat_container.html#eacfd2729e76d8c40ad4beed78d3be44">CChatContainer::LogL</a>( <span class="keyword">const</span> TDesC&amp; aText,
<a name="l00193"></a>00193     <span class="keyword">const</span> TDesC&amp; aExtraText )
<a name="l00194"></a>00194     {
<a name="l00195"></a>00195     HBufC* buffer = HBufC::NewLC( KMessageHeaderLen + aText.Length() +
<a name="l00196"></a>00196         aExtraText.Length() );
<a name="l00197"></a>00197 
<a name="l00198"></a>00198     buffer-&gt;Des().Append( aExtraText );
<a name="l00199"></a>00199     buffer-&gt;Des().Append( <span class="charliteral">'\t'</span> );
<a name="l00200"></a>00200     buffer-&gt;Des().Append( aText );
<a name="l00201"></a>00201     
<a name="l00202"></a>00202     <span class="comment">// add the message to the list</span>
<a name="l00203"></a>00203     <a class="code" href="class_c_chat_container.html#6bbe9a7332aad924e2907ed051176a63">iMessageList</a>-&gt;AppendL( *buffer );
<a name="l00204"></a>00204     CleanupStack::PopAndDestroy( buffer );
<a name="l00205"></a>00205 
<a name="l00206"></a>00206     <span class="comment">// tell the control about the change</span>
<a name="l00207"></a>00207     <a class="code" href="class_c_chat_container.html#a4fe3028661554d5362654dd3ab592f6">iListBox</a>-&gt;HandleItemAdditionL();
<a name="l00208"></a>00208     }
<a name="l00209"></a>00209 
<a name="l00210"></a>00210 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00211"></a>00211 <span class="comment">// CChatContainer::ContainsEntries()</span>
<a name="l00212"></a>00212 <span class="comment">// Does the view contain any log entries.</span>
<a name="l00213"></a>00213 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00214"></a>00214 <span class="comment">//</span>
<a name="l00215"></a><a class="code" href="class_c_chat_container.html#62f20ce3b9dbf13f58455d59c2d67388">00215</a> TBool <a class="code" href="class_c_chat_container.html#62f20ce3b9dbf13f58455d59c2d67388">CChatContainer::ContainsEntries</a>()
<a name="l00216"></a>00216     {
<a name="l00217"></a>00217     <span class="keywordflow">return</span> <a class="code" href="class_c_chat_container.html#a4fe3028661554d5362654dd3ab592f6">iListBox</a>-&gt;Model()-&gt;NumberOfItems() != 0;
<a name="l00218"></a>00218     }
<a name="l00219"></a>00219 
<a name="l00220"></a>00220 
<a name="l00221"></a>00221 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00222"></a>00222 <span class="comment">// CChatContainer::ShowDataQueryL()</span>
<a name="l00223"></a>00223 <span class="comment">// Display of Data Query.</span>
<a name="l00224"></a>00224 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00225"></a>00225 <span class="comment">//</span>
<a name="l00226"></a><a class="code" href="class_c_chat_container.html#393f496f1908a9338d77ba85d572e22f">00226</a> <span class="keywordtype">void</span> <a class="code" href="class_c_chat_container.html#393f496f1908a9338d77ba85d572e22f">CChatContainer::ShowDataQueryL</a>(
<a name="l00227"></a>00227     <span class="keyword">const</span> TInt aQueryResourceId,
<a name="l00228"></a>00228     <span class="keyword">const</span> TInt aTextResourceId,
<a name="l00229"></a>00229     <span class="keyword">const</span> TInt aPromptResoureId,
<a name="l00230"></a>00230     <span class="keyword">const</span> TInt aMaxLength,
<a name="l00231"></a>00231     <span class="keyword">const</span> TBool aDisplayFlag,
<a name="l00232"></a>00232     TDes&amp; aText )
<a name="l00233"></a>00233     {
<a name="l00234"></a>00234     
<a name="l00235"></a>00235     <a class="code" href="class_c_chat_container.html#bb5625323d7569160129a2d6855e1819">iDisplayDialog</a> = ETrue;
<a name="l00236"></a>00236 
<a name="l00237"></a>00237     TBuf&lt;KChatTextBufLength&gt; textData;
<a name="l00238"></a>00238     
<a name="l00239"></a>00239     <span class="keywordflow">if</span> ( aTextResourceId )
<a name="l00240"></a>00240         {
<a name="l00241"></a>00241         iCoeEnv-&gt;ReadResourceL( textData, aTextResourceId );
<a name="l00242"></a>00242         }
<a name="l00243"></a>00243     
<a name="l00244"></a>00244     CAknTextQueryDialog* dlg = CAknTextQueryDialog::NewL(
<a name="l00245"></a>00245         textData, CAknQueryDialog::ENoTone );
<a name="l00246"></a>00246     CleanupStack::PushL( dlg );
<a name="l00247"></a>00247          
<a name="l00248"></a>00248     <span class="keywordflow">if</span> ( aPromptResoureId )
<a name="l00249"></a>00249         {
<a name="l00250"></a>00250         TBuf&lt;KChatTextBufLength&gt; prompt;
<a name="l00251"></a>00251         iCoeEnv-&gt;ReadResourceL( prompt, aTextResourceId );
<a name="l00252"></a>00252         dlg-&gt;SetPromptL( prompt );
<a name="l00253"></a>00253         }
<a name="l00254"></a>00254 
<a name="l00255"></a>00255     <span class="keywordflow">if</span> ( aMaxLength )
<a name="l00256"></a>00256         {
<a name="l00257"></a>00257         dlg-&gt;SetMaxLength( aMaxLength );
<a name="l00258"></a>00258         }
<a name="l00259"></a>00259         
<a name="l00260"></a>00260           CleanupStack::Pop( dlg );
<a name="l00261"></a>00261           TBool answer( dlg-&gt;ExecuteLD( aQueryResourceId ) );
<a name="l00262"></a>00262     
<a name="l00263"></a>00263     <span class="keywordflow">if</span> ( aDisplayFlag &amp;&amp; answer )
<a name="l00264"></a>00264         {
<a name="l00265"></a>00265         HBufC* buffer = HBufC::NewLC( KMessageHeaderLen + 
<a name="l00266"></a>00266                                   textData.Length() );
<a name="l00267"></a>00267 
<a name="l00268"></a>00268         buffer-&gt;Des().Append( <span class="charliteral">'&lt;'</span> );
<a name="l00269"></a>00269         buffer-&gt;Des().Append( <span class="charliteral">'\t'</span> );
<a name="l00270"></a>00270         buffer-&gt;Des().Append( textData );
<a name="l00271"></a>00271         
<a name="l00272"></a>00272         <span class="comment">// add the message to the list</span>
<a name="l00273"></a>00273         <a class="code" href="class_c_chat_container.html#6bbe9a7332aad924e2907ed051176a63">iMessageList</a>-&gt;AppendL( *buffer );
<a name="l00274"></a>00274         CleanupStack::PopAndDestroy( buffer );
<a name="l00275"></a>00275       
<a name="l00276"></a>00276         <span class="comment">// tell the control about the change</span>
<a name="l00277"></a>00277         <a class="code" href="class_c_chat_container.html#a4fe3028661554d5362654dd3ab592f6">iListBox</a>-&gt;HandleItemAdditionL();
<a name="l00278"></a>00278         }
<a name="l00279"></a>00279 
<a name="l00280"></a>00280     <a class="code" href="class_c_chat_container.html#bb5625323d7569160129a2d6855e1819">iDisplayDialog</a> = EFalse;
<a name="l00281"></a>00281   
<a name="l00282"></a>00282     <span class="comment">// get message</span>
<a name="l00283"></a>00283     aText = textData;
<a name="l00284"></a>00284     
<a name="l00285"></a>00285     DrawNow();
<a name="l00286"></a>00286     }
<a name="l00287"></a>00287  
<a name="l00288"></a>00288 
<a name="l00289"></a>00289 <span class="comment">// -----------------------------------------------------------------------------</span>
<a name="l00290"></a>00290 <span class="comment">// CChatContainer::SizeChanged()</span>
<a name="l00291"></a>00291 <span class="comment">// Called by framework when the view size is changed.</span>
<a name="l00292"></a>00292 <span class="comment">// -----------------------------------------------------------------------------</span>
<a name="l00293"></a>00293 <span class="comment">//</span>
<a name="l00294"></a><a class="code" href="class_c_chat_container.html#9f9bb5a2110532e2f2909eaefb44d36a">00294</a> <span class="keywordtype">void</span> <a class="code" href="class_c_chat_container.html#9f9bb5a2110532e2f2909eaefb44d36a">CChatContainer::SizeChanged</a>()
<a name="l00295"></a>00295     { 
<a name="l00296"></a>00296     <span class="keywordflow">if</span> ( <a class="code" href="class_c_chat_container.html#a4fe3028661554d5362654dd3ab592f6">iListBox</a> ) 
<a name="l00297"></a>00297         { 
<a name="l00298"></a>00298         <a class="code" href="class_c_chat_container.html#a4fe3028661554d5362654dd3ab592f6">iListBox</a>-&gt; SetRect( iAvkonAppUi-&gt;ApplicationRect() ); 
<a name="l00299"></a>00299         } 
<a name="l00300"></a>00300     }
<a name="l00301"></a>00301     
<a name="l00302"></a>00302 <span class="comment">// End of File  </span>
</pre></div><hr>

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