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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>BrCtlSampleAppLinkResolver.cpp Source File</title><link href="style.css" rel="stylesheet" type="text/css"></head><table border="0" width="100%" height="8" bgcolor="#eeeeee"> <tr> <td width="100%" height="1"><b><font size="2" color="#000000" face="Arial, Helvetica, sans-serif"><strong><a name=Top></a> S60 3rd Edition SDK for Symbian OS </strong></font></b><br><i>Example Applications Guide</i></td></tr> </table><!-- Generated by Doxygen 1.4.5 --><h1>BrCtlSampleAppLinkResolver.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span><a name="l00002"></a>00002 <span class="comment">* ============================================================================</span><a name="l00003"></a>00003 <span class="comment">* Name : BrCtlSampleAppLinkResolver.cpp</span><a name="l00004"></a>00004 <span class="comment">* Part of : BrCtlSampleApp</span><a name="l00005"></a>00005 <span class="comment">* Interface : Browser Control API</span><a name="l00006"></a>00006 <span class="comment">* Description : Observer interface which handles resolving embedded links</span><a name="l00007"></a>00007 <span class="comment">* Version : </span><a name="l00008"></a>00008 <span class="comment">*</span><a name="l00009"></a>00009 <span class="comment">* Copyright (c) 2005 Nokia Corporation.</span><a name="l00010"></a>00010 <span class="comment">* This material, including documentation and any related </span><a name="l00011"></a>00011 <span class="comment">* computer programs, is protected by copyright controlled by </span><a name="l00012"></a>00012 <span class="comment">* Nokia Corporation.</span><a name="l00013"></a>00013 <span class="comment">* ============================================================================</span><a name="l00014"></a>00014 <span class="comment">*/</span><a name="l00015"></a>00015 <a name="l00016"></a>00016 <span class="comment">// INCLUDE FILES</span><a name="l00017"></a>00017 <span class="preprocessor">#include <apmrec.h></span><a name="l00018"></a>00018 <span class="preprocessor">#include <apgcli.h></span><a name="l00019"></a>00019 <span class="preprocessor">#include <eikappui.h></span><a name="l00020"></a>00020 <span class="preprocessor">#include <eikenv.h></span><a name="l00021"></a>00021 <span class="preprocessor">#include "BrCtlSampleAppLinkResolver.h"</span><a name="l00022"></a>00022 <a name="l00023"></a>00023 <span class="comment">// ================= MEMBER FUNCTIONS =======================</span><a name="l00024"></a>00024 <a name="l00025"></a>00025 <span class="comment">// ---------------------------------------------------------</span><a name="l00026"></a>00026 <span class="comment">// CBrCtlSampleAppLinkResolver::ResolveEmbeddedLinkL</span><a name="l00027"></a>00027 <span class="comment">// ---------------------------------------------------------</span><a name="l00028"></a>00028 <span class="comment">//</span><a name="l00029"></a>00029 TBool <a name="l00030"></a><a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#18d17a7dec1795fe69e4521332b686a0">00030</a> <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#18d17a7dec1795fe69e4521332b686a0">CBrCtlSampleAppLinkResolver::ResolveEmbeddedLinkL</a>(<span class="keyword">const</span> TDesC& aEmbeddedUrl,<a name="l00031"></a>00031 <span class="keyword">const</span> TDesC& <span class="comment">/*aCurrentUrl*/</span>,<a name="l00032"></a>00032 TBrCtlLoadContentType <span class="comment">/*aLoadContentType*/</span>, <a name="l00033"></a>00033 MBrCtlLinkContent& aEmbeddedLinkContent) <a name="l00034"></a>00034 { <a name="l00035"></a>00035 <span class="keywordflow">if</span> (<a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#a5c7ae5a04cfcbe24c0c3a34a0a28a23">IsFileScheme</a>(aEmbeddedUrl))<a name="l00036"></a>00036 {<a name="l00037"></a>00037 <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#fd74fceb06b713999b023e18fb096b64">GetFileNameL</a>(aEmbeddedUrl);<a name="l00038"></a>00038 HBufC8* buf = <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#df156861f71492408ba03d67765f304c">ReadFileLC</a>(*<a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#17710d20100c676856cfb8e54134a8c3">iFileName</a>);<a name="l00039"></a>00039 HBufC* contentType = NULL;<a name="l00040"></a>00040 TPtrC p(NULL, 0);<a name="l00041"></a>00041 contentType = <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#dcdabc123c2479e298b72976d2246663">RecognizeLC</a>(*<a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#17710d20100c676856cfb8e54134a8c3">iFileName</a>, *buf);<a name="l00042"></a>00042 aEmbeddedLinkContent.HandleResolveComplete(*contentType, p, buf); <a name="l00043"></a>00043 CleanupStack::PopAndDestroy(2); <span class="comment">// contentType, buf</span><a name="l00044"></a>00044 <span class="keywordflow">return</span> ETrue;<a name="l00045"></a>00045 }<a name="l00046"></a>00046 <span class="keywordflow">return</span> EFalse;<a name="l00047"></a>00047 }<a name="l00048"></a>00048 <a name="l00049"></a>00049 <span class="comment">// ---------------------------------------------------------</span><a name="l00050"></a>00050 <span class="comment">// CBrCtlSampleAppLinkResolver::ResolveLinkL</span><a name="l00051"></a>00051 <span class="comment">// ---------------------------------------------------------</span><a name="l00052"></a>00052 <span class="comment">//</span><a name="l00053"></a>00053 TBool <a name="l00054"></a><a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#54df3af7e56d37c84c3407b7794297b3">00054</a> <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#54df3af7e56d37c84c3407b7794297b3">CBrCtlSampleAppLinkResolver::ResolveLinkL</a>(<span class="keyword">const</span> TDesC& aUrl, <a name="l00055"></a>00055 <span class="keyword">const</span> TDesC& <span class="comment">/*aCurrentUrl*/</span>,<a name="l00056"></a>00056 MBrCtlLinkContent& aBrCtlLinkContent) <a name="l00057"></a>00057 { <a name="l00058"></a>00058 <span class="keywordflow">if</span> (<a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#a5c7ae5a04cfcbe24c0c3a34a0a28a23">IsFileScheme</a>(aUrl))<a name="l00059"></a>00059 {<a name="l00060"></a>00060 <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#fd74fceb06b713999b023e18fb096b64">GetFileNameL</a>(aUrl);<a name="l00061"></a>00061 HBufC8* buf = <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#df156861f71492408ba03d67765f304c">ReadFileLC</a>(*<a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#17710d20100c676856cfb8e54134a8c3">iFileName</a>);<a name="l00062"></a>00062 HBufC* contentType = NULL;<a name="l00063"></a>00063 TPtrC p(NULL, 0);<a name="l00064"></a>00064 contentType = <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#dcdabc123c2479e298b72976d2246663">RecognizeLC</a>(*<a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#17710d20100c676856cfb8e54134a8c3">iFileName</a>, *buf);<a name="l00065"></a>00065 aBrCtlLinkContent.HandleResolveComplete(*contentType, p, buf); <a name="l00066"></a>00066 CleanupStack::PopAndDestroy(2); <span class="comment">// contentType, buf</span><a name="l00067"></a>00067 <span class="keywordflow">return</span> ETrue;<a name="l00068"></a>00068 }<a name="l00069"></a>00069 <span class="keywordflow">return</span> EFalse;<a name="l00070"></a>00070 }<a name="l00071"></a>00071 <a name="l00072"></a>00072 <span class="comment">// ---------------------------------------------------------</span><a name="l00073"></a>00073 <span class="comment">// CBrCtlSampleAppLinkResolver::CancelAll</span><a name="l00074"></a>00074 <span class="comment">// ---------------------------------------------------------</span><a name="l00075"></a>00075 <span class="comment">//</span><a name="l00076"></a>00076 <span class="keywordtype">void</span> <a name="l00077"></a><a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#8f4fd704abc77d389b8ea5fee12290f3">00077</a> <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#8f4fd704abc77d389b8ea5fee12290f3">CBrCtlSampleAppLinkResolver::CancelAll</a>() <a name="l00078"></a>00078 { <a name="l00079"></a>00079 }<a name="l00080"></a>00080 <a name="l00081"></a>00081 <a name="l00082"></a>00082 <span class="comment">// ---------------------------------------------------------</span><a name="l00083"></a>00083 <span class="comment">// CBrCtlSampleAppLinkResolver::ConstructL</span><a name="l00084"></a>00084 <span class="comment">// ---------------------------------------------------------</span><a name="l00085"></a>00085 <span class="comment">//</span><a name="l00086"></a>00086 <span class="keywordtype">void</span> <a name="l00087"></a><a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#9ce34ba0b947863222da3c63d0481044">00087</a> <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#9ce34ba0b947863222da3c63d0481044">CBrCtlSampleAppLinkResolver::ConstructL</a>()<a name="l00088"></a>00088 {<a name="l00089"></a>00089 }<a name="l00090"></a>00090 <a name="l00091"></a>00091 <span class="comment">// ---------------------------------------------------------</span><a name="l00092"></a>00092 <span class="comment">// CBrCtlSampleAppLinkResolver::~CBrCtlSampleAppLinkResolver</span><a name="l00093"></a>00093 <span class="comment">// ---------------------------------------------------------</span><a name="l00094"></a>00094 <span class="comment">//</span><a name="l00095"></a><a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#b2ed256758ca997b719b13f34aaaf522">00095</a> <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#b2ed256758ca997b719b13f34aaaf522">CBrCtlSampleAppLinkResolver::~CBrCtlSampleAppLinkResolver</a>()<a name="l00096"></a>00096 {<a name="l00097"></a>00097 <span class="keyword">delete</span> <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#17710d20100c676856cfb8e54134a8c3">iFileName</a>;<a name="l00098"></a>00098 }<a name="l00099"></a>00099 <a name="l00100"></a>00100 <a name="l00101"></a>00101 <span class="comment">// ---------------------------------------------------------</span><a name="l00102"></a>00102 <span class="comment">// CBrCtlSampleAppLinkResolver::NewL</span><a name="l00103"></a>00103 <span class="comment">// ---------------------------------------------------------</span><a name="l00104"></a>00104 <span class="comment">//</span><a name="l00105"></a>00105 <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html">CBrCtlSampleAppLinkResolver</a>* <a name="l00106"></a><a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#990716240ccf3341f7fdbf289ec927ad">00106</a> <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#990716240ccf3341f7fdbf289ec927ad">CBrCtlSampleAppLinkResolver::NewL</a>()<a name="l00107"></a>00107 {<a name="l00108"></a>00108 <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html">CBrCtlSampleAppLinkResolver</a>* <span class="keyword">self</span> = <span class="keyword">new</span>(ELeave)<a class="code" href="class_c_br_ctl_sample_app_link_resolver.html">CBrCtlSampleAppLinkResolver</a>;<a name="l00109"></a>00109 CleanupStack::PushL(<span class="keyword">self</span>);<a name="l00110"></a>00110 <span class="keyword">self</span>-><a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#9ce34ba0b947863222da3c63d0481044">ConstructL</a>();<a name="l00111"></a>00111 CleanupStack::Pop();<a name="l00112"></a>00112 <span class="keywordflow">return</span> <span class="keyword">self</span>;<a name="l00113"></a>00113 }<a name="l00114"></a>00114 <a name="l00115"></a>00115 <span class="comment">// ---------------------------------------------------------</span><a name="l00116"></a>00116 <span class="comment">// CBrCtlSampleAppLinkResolver::IsFileScheme</span><a name="l00117"></a>00117 <span class="comment">// ---------------------------------------------------------</span><a name="l00118"></a>00118 <span class="comment">//</span><a name="l00119"></a>00119 TBool <a name="l00120"></a><a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#a5c7ae5a04cfcbe24c0c3a34a0a28a23">00120</a> <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#a5c7ae5a04cfcbe24c0c3a34a0a28a23">CBrCtlSampleAppLinkResolver::IsFileScheme</a>(<span class="keyword">const</span> TDesC& aFileName)<a name="l00121"></a>00121 {<a name="l00122"></a>00122 _LIT(KFileScheme, <span class="stringliteral">"file://"</span>);<a name="l00123"></a>00123 <span class="keywordflow">if</span> (aFileName.Length() > 0 && aFileName.Ptr() != NULL)<a name="l00124"></a>00124 {<a name="l00125"></a>00125 <span class="keywordflow">if</span> (aFileName.FindF(KFileScheme) == 0)<a name="l00126"></a>00126 {<a name="l00127"></a>00127 <span class="keywordflow">return</span> ETrue;<a name="l00128"></a>00128 }<a name="l00129"></a>00129 }<a name="l00130"></a>00130 <span class="keywordflow">return</span> EFalse;<a name="l00131"></a>00131 }<a name="l00132"></a>00132 <a name="l00133"></a>00133 <span class="comment">// ---------------------------------------------------------</span><a name="l00134"></a>00134 <span class="comment">// CBrCtlSampleAppLinkResolver::ReadFile</span><a name="l00135"></a>00135 <span class="comment">// ---------------------------------------------------------</span><a name="l00136"></a>00136 <span class="comment">//</span><a name="l00137"></a>00137 HBufC8* <a name="l00138"></a><a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#df156861f71492408ba03d67765f304c">00138</a> <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#df156861f71492408ba03d67765f304c">CBrCtlSampleAppLinkResolver::ReadFileLC</a>(<span class="keyword">const</span> TDesC& aFileName)<a name="l00139"></a>00139 {<a name="l00140"></a>00140 RFs rfs;<a name="l00141"></a>00141 RFile file;<a name="l00142"></a>00142 User::LeaveIfError(rfs.Connect());<a name="l00143"></a>00143 CleanupClosePushL(rfs);<a name="l00144"></a>00144 User::LeaveIfError(file.Open(rfs, aFileName, EFileRead));<a name="l00145"></a>00145 CleanupClosePushL(file);<a name="l00146"></a>00146 TInt size;<a name="l00147"></a>00147 User::LeaveIfError(file.Size(size));<a name="l00148"></a>00148 HBufC8* buf = HBufC8::NewLC(size);<a name="l00149"></a>00149 TPtr8 bufPtr(buf->Des());<a name="l00150"></a>00150 User::LeaveIfError(file.Read(bufPtr));<a name="l00151"></a>00151 CleanupStack::Pop(); <span class="comment">// buf</span><a name="l00152"></a>00152 CleanupStack::PopAndDestroy(2); <span class="comment">// file, rfs</span><a name="l00153"></a>00153 CleanupStack::PushL(buf);<a name="l00154"></a>00154 <span class="keywordflow">return</span> buf;<a name="l00155"></a>00155 }<a name="l00156"></a>00156 <a name="l00157"></a>00157 <span class="comment">// ---------------------------------------------------------</span><a name="l00158"></a>00158 <span class="comment">// CBrCtlSampleAppLinkResolver::RecognizeL</span><a name="l00159"></a>00159 <span class="comment">// ---------------------------------------------------------</span><a name="l00160"></a>00160 <span class="comment">//</span>⌨️ 快捷键说明
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