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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.h 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.h</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.h</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) 2005-2006 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 <a name="l00017"></a>00017 <span class="preprocessor">#ifndef BRCTLSAMPLEAPPLINKRESOLVER_H</span><a name="l00018"></a>00018 <span class="preprocessor"></span><span class="preprocessor">#define BRCTLSAMPLEAPPLINKRESOLVER_H</span><a name="l00019"></a>00019 <span class="preprocessor"></span><a name="l00020"></a>00020 <span class="comment">// INCLUDES</span><a name="l00021"></a>00021 <span class="preprocessor">#include <BrCtlLinkResolver.h></span><a name="l00022"></a>00022 <span class="preprocessor">#include <BrCtlInterface.h></span><a name="l00023"></a>00023 <a name="l00024"></a>00024 <span class="comment">// CLASS DECLARATION</span><a name="l00025"></a>00025 <span class="comment"></span><a name="l00026"></a>00026 <span class="comment">/**</span><a name="l00027"></a>00027 <span class="comment">* CBrCtlSampleAppLinkResolver class. </span><a name="l00028"></a>00028 <span class="comment">* This class inherits from the MBrCtlLinkResolver interface.</span><a name="l00029"></a>00029 <span class="comment">* This class is used to provide a callback mechanism for receiving the content of an embedded </span><a name="l00030"></a>00030 <span class="comment">* link or the content of a user-initiated load request.</span><a name="l00031"></a>00031 <span class="comment">*/</span><a name="l00032"></a><a class="code" href="class_c_br_ctl_sample_app_link_resolver.html">00032</a> <span class="keyword">class </span><a class="code" href="class_c_br_ctl_sample_app_link_resolver.html">CBrCtlSampleAppLinkResolver</a> : <span class="keyword">public</span> CBase, <span class="keyword">public</span> MBrCtlLinkResolver<a name="l00033"></a>00033 {<a name="l00034"></a>00034 <span class="keyword">public</span>: <span class="comment">// Constructors and destructor</span><a name="l00035"></a>00035 <span class="comment"></span><a name="l00036"></a>00036 <span class="comment"> /**</span><a name="l00037"></a>00037 <span class="comment"> * Two-phased constructor.</span><a name="l00038"></a>00038 <span class="comment"> */</span><a name="l00039"></a>00039 <span class="keyword">static</span> <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html">CBrCtlSampleAppLinkResolver</a>* <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#990716240ccf3341f7fdbf289ec927ad">NewL</a>();<a name="l00040"></a>00040 <span class="comment"></span><a name="l00041"></a>00041 <span class="comment"> /**</span><a name="l00042"></a>00042 <span class="comment"> * Destructor.</span><a name="l00043"></a>00043 <span class="comment"> */</span><a name="l00044"></a>00044 <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#b2ed256758ca997b719b13f34aaaf522">~CBrCtlSampleAppLinkResolver</a>();<a name="l00045"></a>00045 <span class="comment"></span><a name="l00046"></a>00046 <span class="comment"> /**</span><a name="l00047"></a>00047 <span class="comment"> * Browser plug-in calls this method when embedded link is found. Used with ECapabilityClientResolveEmbeddedURL</span><a name="l00048"></a>00048 <span class="comment"> * @since 2.8</span><a name="l00049"></a>00049 <span class="comment"> * @param aEmbeddedUrl The url of the embedded content</span><a name="l00050"></a>00050 <span class="comment"> * @param aCurrentUrl The url of the current page</span><a name="l00051"></a>00051 <span class="comment"> * @param aLoadContentType The expected type of the embedded content</span><a name="l00052"></a>00052 <span class="comment"> * @param aEmbeddedLinkContent A callback interface to return the embedded content</span><a name="l00053"></a>00053 <span class="comment"> * @return EFalse, if the browser will resolve the link</span><a name="l00054"></a>00054 <span class="comment"> */</span><a name="l00055"></a>00055 TBool <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#18d17a7dec1795fe69e4521332b686a0">ResolveEmbeddedLinkL</a>(<span class="keyword">const</span> TDesC& aEmbeddedUrl,<a name="l00056"></a>00056 <span class="keyword">const</span> TDesC& aCurrentUrl,<a name="l00057"></a>00057 TBrCtlLoadContentType aLoadContentType, <a name="l00058"></a>00058 MBrCtlLinkContent& aEmbeddedLinkContent) ; <a name="l00059"></a>00059 <span class="comment"></span><a name="l00060"></a>00060 <span class="comment"> /**</span><a name="l00061"></a>00061 <span class="comment"> * Browser plug-in calls this method when the user requests to load content via selecting a link, or any other way. Used with ECapabilityClientNotifyURL </span><a name="l00062"></a>00062 <span class="comment"> * @since 2.8</span><a name="l00063"></a>00063 <span class="comment"> * @param aUrl The requested url</span><a name="l00064"></a>00064 <span class="comment"> * @param aCurrentUrl The url of the current page</span><a name="l00065"></a>00065 <span class="comment"> * @param aBrCtlLinkContent A callback interface to return the embedded content</span><a name="l00066"></a>00066 <span class="comment"> * @return EFalse, if the browser will resolve the link</span><a name="l00067"></a>00067 <span class="comment"> */</span><a name="l00068"></a>00068 TBool <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#54df3af7e56d37c84c3407b7794297b3">ResolveLinkL</a>(<span class="keyword">const</span> TDesC& aUrl, <span class="keyword">const</span> TDesC& aCurrentUrl,<a name="l00069"></a>00069 MBrCtlLinkContent& aBrCtlLinkContent) ;<a name="l00070"></a>00070 <span class="comment"></span><a name="l00071"></a>00071 <span class="comment"> /**</span><a name="l00072"></a>00072 <span class="comment"> * Cancel all outstanding resolving operations</span><a name="l00073"></a>00073 <span class="comment"> * @since 2.8</span><a name="l00074"></a>00074 <span class="comment"> * @return void</span><a name="l00075"></a>00075 <span class="comment"> */</span><a name="l00076"></a>00076 <span class="keywordtype">void</span> <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#8f4fd704abc77d389b8ea5fee12290f3">CancelAll</a>() ;<a name="l00077"></a>00077 <a name="l00078"></a>00078 <span class="keyword">private</span>:<span class="comment"></span><a name="l00079"></a>00079 <span class="comment"> /**</span><a name="l00080"></a>00080 <span class="comment"> * By default Symbian 2nd phase constructor is private.</span><a name="l00081"></a>00081 <span class="comment"> */</span><a name="l00082"></a>00082 <span class="keywordtype">void</span> <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#9ce34ba0b947863222da3c63d0481044">ConstructL</a>();<a name="l00083"></a>00083 <span class="comment"></span><a name="l00084"></a>00084 <span class="comment"> /**</span><a name="l00085"></a>00085 <span class="comment"> * Find if the scheme if file://</span><a name="l00086"></a>00086 <span class="comment"> */</span><a name="l00087"></a>00087 TBool <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#a5c7ae5a04cfcbe24c0c3a34a0a28a23">IsFileScheme</a>(<span class="keyword">const</span> TDesC& aFileName);<a name="l00088"></a>00088 <span class="comment"></span><a name="l00089"></a>00089 <span class="comment"> /**</span><a name="l00090"></a>00090 <span class="comment"> * Read the file.</span><a name="l00091"></a>00091 <span class="comment"> */</span><a name="l00092"></a>00092 HBufC8* <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#df156861f71492408ba03d67765f304c">ReadFileLC</a>(<span class="keyword">const</span> TDesC& aFileName);<a name="l00093"></a>00093 <span class="comment"></span><a name="l00094"></a>00094 <span class="comment"> /**</span><a name="l00095"></a>00095 <span class="comment"> * Rcognize the mime type.</span><a name="l00096"></a>00096 <span class="comment"> */</span><a name="l00097"></a>00097 HBufC* <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#dcdabc123c2479e298b72976d2246663">RecognizeLC</a>(<span class="keyword">const</span> TDesC& aFileName, <span class="keyword">const</span> TDesC8& aData);<a name="l00098"></a>00098 <span class="comment"></span><a name="l00099"></a>00099 <span class="comment"> /**</span><a name="l00100"></a>00100 <span class="comment"> * Translate the file name from a URL to a valid file name in the system..</span><a name="l00101"></a>00101 <span class="comment"> */</span><a name="l00102"></a>00102 TBool <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#fd74fceb06b713999b023e18fb096b64">GetFileNameL</a>(<span class="keyword">const</span> TDesC& aFileName);<a name="l00103"></a>00103 <a name="l00104"></a>00104 <span class="keyword">private</span>: <span class="comment">// data</span><a name="l00105"></a>00105 <span class="comment">// The loaded file's name. This is different from the URL. It does not contain the scheme.</span><a name="l00106"></a><a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#17710d20100c676856cfb8e54134a8c3">00106</a> HBufC* <a class="code" href="class_c_br_ctl_sample_app_link_resolver.html#17710d20100c676856cfb8e54134a8c3">iFileName</a>;<a name="l00107"></a>00107 };<a name="l00108"></a>00108 <a name="l00109"></a>00109 <span class="preprocessor">#endif // BRCTLSAMPLEAPPLINKRESOLVER_H</span><a name="l00110"></a>00110 <span class="preprocessor"></span> <a name="l00111"></a>00111 <span class="comment">// End of File</span><a name="l00112"></a>00112 </pre></div><hr><table x-use-null-cells style="x-cell-content-align: top; width: 100%; border-spacing: 0px; border-spacing: 0px;" cellspacing=0 width=100%> <col style="width: 50%;"> <col style="width: 50%;"> <tr style="x-cell-content-align: top;" valign=top> <td style="width: 50%; padding-right: 10px; padding-left: 10px; border-right-style: None; border-left-style: None; border-top-style: None; border-bottom-style: None;" width=50%> <p style="font-family: Arial;"><small style="font-size: smaller;">⌨️ 快捷键说明
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