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  <div class="summary">
<a href="#pub-methods">Public Member Functions</a> &#124;
<a href="#pri-methods">Private Member Functions</a> &#124;
<a href="#pri-attribs">Private Attributes</a>  </div>
  <div class="headertitle">
<div class="title">SourceView Class Reference<div class="ingroups"><a class="el" href="group__gitmodelexample.html">Git model example</a></div></div>  </div>
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<!-- doxytag: class="SourceView" --><!-- doxytag: inherits="Wt::WViewWidget" -->
<p>View class for source code.  
 <a href="classSourceView.html#details">More...</a></p>

<p><code>#include &lt;<a class="el" href="SourceView_8h_source.html">SourceView.h</a>&gt;</code></p>
<div class="dynheader">
Inheritance diagram for SourceView:</div>
<div class="dyncontent">
<div class="center"><img src="classSourceView__inherit__graph.png" border="0" usemap="#SourceView_inherit__map" alt="Inheritance graph"/></div>
<map name="SourceView_inherit__map" id="SourceView_inherit__map">
<area shape="rect" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WViewWidget.html" title="Wt::WViewWidget" alt="" coords="5,229,133,256"/><area shape="rect" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WWebWidget.html" title="Wt::WWebWidget" alt="" coords="5,155,133,181"/><area shape="rect" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WWidget.html" title="Wt::WWidget" alt="" coords="20,80,119,107"/><area shape="rect" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WObject.html" title="Wt::WObject" alt="" coords="21,5,117,32"/></map>
<center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div>

<p><a href="classSourceView-members.html">List of all members.</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classSourceView.html#abf613f5f07d2f82e337c42d9b5d92887">SourceView</a> (int fileNameRole, int contentRole, int filePathRole)</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructor.  <a href="#abf613f5f07d2f82e337c42d9b5d92887"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classSourceView.html#aee500dba1590df1506a972b245a65f37">~SourceView</a> ()</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Destructor.  <a href="#aee500dba1590df1506a972b245a65f37"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classSourceView.html#a10f2b88b0b8ea6b9563077e7958bc4d0">setIndex</a> (const <a class="elRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WModelIndex.html">Wt::WModelIndex</a> &amp;index)</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Sets the model index.  <a href="#a10f2b88b0b8ea6b9563077e7958bc4d0"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual <a class="elRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WWidget.html">Wt::WWidget</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classSourceView.html#a9be1e72f0c562430de10742d9775c164">renderView</a> ()</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the widget that renders the view.  <a href="#a9be1e72f0c562430de10742d9775c164"></a><br/></td></tr>
<tr><td colspan="2"><h2><a name="pri-methods"></a>
Private Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">std::string&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classSourceView.html#a74bb7ab280cd3f32ab507b65ba74fc63">imageExtension</a> (const std::string &amp;fileName)</td></tr>
<tr><td colspan="2"><h2><a name="pri-attribs"></a>
Private Attributes</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="elRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WModelIndex.html">Wt::WModelIndex</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classSourceView.html#a94a8d44f1ef76dd99af7fb73ca754068">index_</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">The index that is currently displayed.  <a href="#a94a8d44f1ef76dd99af7fb73ca754068"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classSourceView.html#a763d5eb3f0dd84613ccdd389eb90efe0">fileNameRole_</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">The role that is currently displayed.  <a href="#a763d5eb3f0dd84613ccdd389eb90efe0"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classSourceView.html#a9ceb4e47cef2433d2d0da517f1ddbf2b">contentRole_</a></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classSourceView.html#ad399598fd48c236b0c7bb44478e59bd5">filePathRole_</a></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="elRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WMemoryResource.html">Wt::WMemoryResource</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classSourceView.html#ad421de7452a92147305787e617aee41a">imageResource_</a></td></tr>
</table>
<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>View class for source code. </p>
<p>A view class is used so that no server-side memory is used while displaying a potentially large file. </p>

<p>Definition at line <a class="el" href="SourceView_8h_source.html#l00026">26</a> of file <a class="el" href="SourceView_8h_source.html">SourceView.h</a>.</p>
</div><hr/><h2>Constructor &amp; Destructor Documentation</h2>
<a class="anchor" id="abf613f5f07d2f82e337c42d9b5d92887"></a><!-- doxytag: member="SourceView::SourceView" ref="abf613f5f07d2f82e337c42d9b5d92887" args="(int fileNameRole, int contentRole, int filePathRole)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">SourceView::SourceView </td>
          <td>(</td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>fileNameRole</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>contentRole</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>filePathRole</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>Constructor. </p>
<p>The <em>fileNameRole</em> will be used to retrieve data from a file to be displayed. If no data is set for this role, then <em>contentRole</em> should hold the data as a string. </p>

<p>Definition at line <a class="el" href="SourceView_8C_source.html#l00020">20</a> of file <a class="el" href="SourceView_8C_source.html">SourceView.C</a>.</p>
<div class="fragment"><pre class="fragment">    : <a class="code" href="classSourceView.html#a763d5eb3f0dd84613ccdd389eb90efe0" title="The role that is currently displayed.">fileNameRole_</a>(fileNameRole),
      <a class="code" href="classSourceView.html#a9ceb4e47cef2433d2d0da517f1ddbf2b">contentRole_</a>(contentRole),
      <a class="code" href="classSourceView.html#ad399598fd48c236b0c7bb44478e59bd5">filePathRole_</a>(filePathRole),
      <a class="code" href="classSourceView.html#ad421de7452a92147305787e617aee41a">imageResource_</a>(0)
{}
</pre></div>
</div>
</div>
<a class="anchor" id="aee500dba1590df1506a972b245a65f37"></a><!-- doxytag: member="SourceView::~SourceView" ref="aee500dba1590df1506a972b245a65f37" args="()" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">SourceView::~SourceView </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td><code> [virtual]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>Destructor. </p>

<p>Definition at line <a class="el" href="SourceView_8C_source.html#l00027">27</a> of file <a class="el" href="SourceView_8C_source.html">SourceView.C</a>.</p>
<div class="fragment"><pre class="fragment">{ }
</pre></div>
</div>
</div>
<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="a74bb7ab280cd3f32ab507b65ba74fc63"></a><!-- doxytag: member="SourceView::imageExtension" ref="a74bb7ab280cd3f32ab507b65ba74fc63" args="(const std::string &amp;fileName)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">std::string SourceView::imageExtension </td>
          <td>(</td>
          <td class="paramtype">const std::string &amp;&#160;</td>
          <td class="paramname"><em>fileName</em></td><td>)</td>
          <td><code> [private]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>Definition at line <a class="el" href="SourceView_8C_source.html#l00204">204</a> of file <a class="el" href="SourceView_8C_source.html">SourceView.C</a>.</p>
<div class="fragment"><pre class="fragment">{
  <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *imageExtensions[] = {
    <span class="stringliteral">&quot;.png&quot;</span>, <span class="stringliteral">&quot;.gif&quot;</span>, <span class="stringliteral">&quot;.jpg&quot;</span>, <span class="stringliteral">&quot;jpeg&quot;</span>, <span class="stringliteral">&quot;.ico&quot;</span>, 0
  };

  fs::path p(fileName);
  std::string extension = fs::extension(p);

  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keywordtype">char</span> **s = imageExtensions; *s != 0; ++s)
    <span class="keywordflow">if</span> (*s == extension)
      <span class="keywordflow">return</span> extension.substr(1);

  <span class="keywordflow">return</span> std::string();
}
</pre></div>
</div>
</div>
<a class="anchor" id="a9be1e72f0c562430de10742d9775c164"></a><!-- doxytag: member="SourceView::renderView" ref="a9be1e72f0c562430de10742d9775c164" args="()" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname"><a class="elRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WWidget.html">WWidget</a> * SourceView::renderView </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td><code> [virtual]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>Returns the widget that renders the view. </p>
<p>Returns he view contents: renders the file to a WText widget. WViewWidget deletes this widget after every rendering step. </p>

<p>Implements <a class="elRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WViewWidget.html#af7df983ff1ca6e1368579f254b85fcd6">Wt::WViewWidget</a>.</p>

<p>Definition at line <a class="el" href="SourceView_8C_source.html#l00095">95</a> of file <a class="el" href="SourceView_8C_source.html">SourceView.C</a>.</p>
<div class="fragment"><pre class="fragment">{
  <span class="keywordflow">if</span> (!<a class="code" href="classSourceView.html#a94a8d44f1ef76dd99af7fb73ca754068" title="The index that is currently displayed.">index_</a>.<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WModelIndex.html#a1d4b05ee51c5c6961d6123565fd77c82">isValid</a>()) {
    <span class="comment">// no content</span>
    <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WText.html">WText</a> *result = <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WText.html">WText</a>();
    result-&gt;<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WWebWidget.html#ad0957c892e70c6bf5399cf71e66f3e11">setInline</a>(<span class="keyword">false</span>);
    <span class="keywordflow">return</span> result;
  }

  <span class="comment">/*</span>
<span class="comment">   * read the contents, from string or file name</span>
<span class="comment">   */</span>
  boost::any contentsData = <a class="code" href="classSourceView.html#a94a8d44f1ef76dd99af7fb73ca754068" title="The index that is currently displayed.">index_</a>.<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WModelIndex.html#a7f05920329ca4b7fdbb10931afdb634e">data</a>(<a class="code" href="classSourceView.html#a9ceb4e47cef2433d2d0da517f1ddbf2b">contentRole_</a>);
  std::string content;
  <span class="keywordflow">if</span> (!contentsData.empty())
   content = boost::any_cast&lt;const std::string&amp;&gt;(contentsData);
  boost::any fileNameData = <a class="code" href="classSourceView.html#a94a8d44f1ef76dd99af7fb73ca754068" title="The index that is currently displayed.">index_</a>.<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WModelIndex.html#a7f05920329ca4b7fdbb10931afdb634e">data</a>(<a class="code" href="classSourceView.html#a763d5eb3f0dd84613ccdd389eb90efe0" title="The role that is currently displayed.">fileNameRole_</a>);
  std::string fileName = 
    boost::any_cast&lt;<span class="keyword">const</span> std::string&amp;&gt;(fileNameData);
  boost::any filePathData = <a class="code" href="classSourceView.html#a94a8d44f1ef76dd99af7fb73ca754068" title="The index that is currently displayed.">index_</a>.<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WModelIndex.html#a7f05920329ca4b7fdbb10931afdb634e">data</a>(<a class="code" href="classSourceView.html#ad399598fd48c236b0c7bb44478e59bd5">filePathRole_</a>);
  std::string filePath;
  <span class="keywordflow">if</span> (!filePathData.empty())
    filePath = boost::any_cast&lt;const std::string&amp;&gt;(filePathData);

  <span class="comment">/*</span>
<span class="comment">   * determine source language, for source highlight</span>
<span class="comment">   */</span>
  std::string lang = <a class="code" href="SourceView_8C.html#a8fe8775b5b65da2de2254166ecdcc74e">getLanguageFromFileExtension</a>(fileName);
  <span class="keywordflow">if</span> (content != <span class="stringliteral">&quot;&quot;</span> &amp;&amp; content.substr(0, 100).find(<span class="stringliteral">&quot;-*- C++ -*-&quot;</span>)
      != std::string::npos)
    lang = <span class="stringliteral">&quot;cpp&quot;</span>;

  std::string outputFileName;

  <span class="keywordflow">if</span> (lang != <span class="stringliteral">&quot;&quot;</span>) {
    std::string inputFileName;

    <span class="keywordflow">if</span> (!filePathData.empty())
      inputFileName = filePath;
    <span class="keywordflow">else</span> {
      inputFileName = <a class="code" href="SourceView_8C.html#ae50d5388ee0cfd7d80f931509dc435cc">tempFileName</a>();
      std::ofstream out(inputFileName.c_str(), 
                        std::ios::out | std::ios::binary);
      out.write(content.c_str(), (std::streamsize)content.length());
      out.close();
    }
    
    outputFileName = <a class="code" href="SourceView_8C.html#ae50d5388ee0cfd7d80f931509dc435cc">tempFileName</a>();

    std::string sourceHighlightCommand = <span class="stringliteral">&quot;source-highlight &quot;</span>;
    sourceHighlightCommand += <span class="stringliteral">&quot;--src-lang=&quot;</span> + lang + <span class="stringliteral">&quot; &quot;</span>;
    sourceHighlightCommand += <span class="stringliteral">&quot;--out-format=xhtml &quot;</span>;
    sourceHighlightCommand += <span class="stringliteral">&quot;--input=&quot;</span> + inputFileName + <span class="stringliteral">&quot; &quot;</span>;
    sourceHighlightCommand += <span class="stringliteral">&quot;--output=&quot;</span> + outputFileName + <span class="stringliteral">&quot; &quot;</span>;

    std::cerr &lt;&lt; sourceHighlightCommand &lt;&lt; std::endl;
    <span class="keywordtype">bool</span> sourceHighlightOk = system(sourceHighlightCommand.c_str()) == 0;

    <span class="keywordflow">if</span> (sourceHighlightOk)
      content = <a class="code" href="SourceView_8C.html#a5df67bacd4ae6a5fd90b7bfd5a16f263">readFileToString</a>(outputFileName);
    <span class="keywordflow">else</span> {
      content = <a class="code" href="SourceView_8C.html#a5df67bacd4ae6a5fd90b7bfd5a16f263">readFileToString</a>(inputFileName);
      lang = <span class="stringliteral">&quot;&quot;</span>;
    }
    unlink(outputFileName.c_str());

    <span class="keywordflow">if</span> (filePathData.empty())
      unlink(inputFileName.c_str());
  } 

  <span class="keywordflow">if</span> (content == <span class="stringliteral">&quot;&quot;</span>)
    <span class="comment">// do not load binary files, we would need to perform proper UTF-8</span>
    <span class="comment">// transcoding to display them</span>
    <span class="keywordflow">if</span> (!boost::iends_with(fileName, <span class="stringliteral">&quot;.jar&quot;</span>)
        &amp;&amp; !boost::iends_with(fileName, <span class="stringliteral">&quot;.war&quot;</span>)
        &amp;&amp; !boost::iends_with(fileName, <span class="stringliteral">&quot;.class&quot;</span>))
      content = <a class="code" href="SourceView_8C.html#a5df67bacd4ae6a5fd90b7bfd5a16f263">readFileToString</a>(fileName);

  <span class="keyword">delete</span> <a class="code" href="classSourceView.html#ad421de7452a92147305787e617aee41a">imageResource_</a>;
  <a class="code" href="classSourceView.html#ad421de7452a92147305787e617aee41a">imageResource_</a> = 0;

  <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WWidget.html">WWidget</a> *result = 0;

  <span class="keywordflow">if</span> (!<a class="code" href="classSourceView.html#a74bb7ab280cd3f32ab507b65ba74fc63">imageExtension</a>(fileName).empty()) {
    <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WImage.html">WImage</a> *image = <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WImage.html">WImage</a>();
    <a class="code" href="classSourceView.html#ad421de7452a92147305787e617aee41a">imageResource_</a> = <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WMemoryResource.html">WMemoryResource</a>(<span class="keyword">this</span>);
    <a class="code" href="classSourceView.html#ad421de7452a92147305787e617aee41a">imageResource_</a>-&gt;<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WMemoryResource.html#a057ea5ac18daacf2894c28e5bfbbde60">setMimeType</a>(<span class="stringliteral">&quot;mime/&quot;</span> + <a class="code" href="classSourceView.html#a74bb7ab280cd3f32ab507b65ba74fc63">imageExtension</a>(fileName));
    <a class="code" href="classSourceView.html#ad421de7452a92147305787e617aee41a">imageResource_</a>-&gt;<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WMemoryResource.html#a330bf924bd2d01de7dfce15778b56d48">setData</a>((<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>*)content.data(),
                            (int)content.length());
    image-&gt;<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WImage.html#ab3b0e9034aefca28cbda7d8943738aca">setImageLink</a>(<a class="code" href="classSourceView.html#ad421de7452a92147305787e617aee41a">imageResource_</a>);
    result = image;
  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lang != <span class="stringliteral">&quot;&quot;</span>) {
    <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WText.html">WText</a> *text = <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WText.html">WText</a>();
    text-&gt;<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WText.html#af22c64c4c5fed3d2aef0915a7e5c5866">setTextFormat</a>(XHTMLUnsafeText);
    text-&gt;<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WText.html#a2f788aa524d51b3962642c9f565e66e6">setText</a>(WString::fromUTF8(content));
    result = text;
  } <span class="keywordflow">else</span> {
    <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WText.html">WText</a> *text = <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WText.html">WText</a>();
    text-&gt;<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WText.html#af22c64c4c5fed3d2aef0915a7e5c5866">setTextFormat</a>(PlainText);
    text-&gt;<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WText.html#a2f788aa524d51b3962642c9f565e66e6">setText</a>(WString::fromUTF8(content));
    result = text;
  }

  result-&gt;<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WWidget.html#ac78e3af143883334c82031790c87416e">setInline</a>(<span class="keyword">false</span>);
  WApplication::instance()
    -&gt;doJavaScript(result-&gt;<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WWidget.html#aa2b7078b3b43d53a85e5244b45d504f7">jsRef</a>() + <span class="stringliteral">&quot;.parentNode.scrollTop = 0;&quot;</span>);
  <span class="keywordflow">return</span> result;
}
</pre></div>
</div>
</div>
<a class="anchor" id="a10f2b88b0b8ea6b9563077e7958bc4d0"></a><!-- doxytag: member="SourceView::setIndex" ref="a10f2b88b0b8ea6b9563077e7958bc4d0" args="(const Wt::WModelIndex &amp;index)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">bool SourceView::setIndex </td>
          <td>(</td>
          <td class="paramtype">const <a class="elRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WModelIndex.html">Wt::WModelIndex</a> &amp;&#160;</td>
          <td class="paramname"><em>index</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>Sets the model index. </p>
<p>Returns true whether the view will be rerendered. The view will only be rerendered if the index contains new data. </p>

<p>Definition at line <a class="el" href="SourceView_8C_source.html#l00030">30</a> of file <a class="el" href="SourceView_8C_source.html">SourceView.C</a>.</p>
<div class="fragment"><pre class="fragment">{
  <span class="keywordflow">if</span> (index != <a class="code" href="classSourceView.html#a94a8d44f1ef76dd99af7fb73ca754068" title="The index that is currently displayed.">index_</a> &amp;&amp; index.<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WModelIndex.html#a1d4b05ee51c5c6961d6123565fd77c82">isValid</a>()) {
    std::string fp = index.<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WModelIndex.html#a7f05920329ca4b7fdbb10931afdb634e">data</a>(<a class="code" href="classSourceView.html#ad399598fd48c236b0c7bb44478e59bd5">filePathRole_</a>).empty() ? std::string()
      : boost::any_cast&lt;std::string&gt;(index.data(<a class="code" href="classSourceView.html#ad399598fd48c236b0c7bb44478e59bd5">filePathRole_</a>));

    <span class="keywordflow">if</span> (!index.<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WModelIndex.html#a7f05920329ca4b7fdbb10931afdb634e">data</a>(<a class="code" href="classSourceView.html#a9ceb4e47cef2433d2d0da517f1ddbf2b">contentRole_</a>).empty()
        || (!fp.empty() &amp;&amp; !fs::is_directory(fp))) {
      <a class="code" href="classSourceView.html#a94a8d44f1ef76dd99af7fb73ca754068" title="The index that is currently displayed.">index_</a> = index;
      <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WViewWidget.html#a7dcbc05eb15c4d4168141871d5908e37">update</a>();

      <span class="keywordflow">return</span> <span class="keyword">true</span>;
    }
  }

  <span class="keywordflow">return</span> <span class="keyword">false</span>;
}
</pre></div>
</div>
</div>
<hr/><h2>Member Data Documentation</h2>
<a class="anchor" id="a9ceb4e47cef2433d2d0da517f1ddbf2b"></a><!-- doxytag: member="SourceView::contentRole_" ref="a9ceb4e47cef2433d2d0da517f1ddbf2b" args="" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">int <a class="el" href="classSourceView.html#a9ceb4e47cef2433d2d0da517f1ddbf2b">SourceView::contentRole_</a><code> [private]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>Definition at line <a class="el" href="SourceView_8h_source.html#l00061">61</a> of file <a class="el" href="SourceView_8h_source.html">SourceView.h</a>.</p>

</div>
</div>
<a class="anchor" id="a763d5eb3f0dd84613ccdd389eb90efe0"></a><!-- doxytag: member="SourceView::fileNameRole_" ref="a763d5eb3f0dd84613ccdd389eb90efe0" args="" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">int <a class="el" href="classSourceView.html#a763d5eb3f0dd84613ccdd389eb90efe0">SourceView::fileNameRole_</a><code> [private]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>The role that is currently displayed. </p>

<p>Definition at line <a class="el" href="SourceView_8h_source.html#l00060">60</a> of file <a class="el" href="SourceView_8h_source.html">SourceView.h</a>.</p>

</div>
</div>
<a class="anchor" id="ad399598fd48c236b0c7bb44478e59bd5"></a><!-- doxytag: member="SourceView::filePathRole_" ref="ad399598fd48c236b0c7bb44478e59bd5" args="" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">int <a class="el" href="classSourceView.html#ad399598fd48c236b0c7bb44478e59bd5">SourceView::filePathRole_</a><code> [private]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>Definition at line <a class="el" href="SourceView_8h_source.html#l00062">62</a> of file <a class="el" href="SourceView_8h_source.html">SourceView.h</a>.</p>

</div>
</div>
<a class="anchor" id="ad421de7452a92147305787e617aee41a"></a><!-- doxytag: member="SourceView::imageResource_" ref="ad421de7452a92147305787e617aee41a" args="" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname"><a class="elRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WMemoryResource.html">Wt::WMemoryResource</a>* <a class="el" href="classSourceView.html#ad421de7452a92147305787e617aee41a">SourceView::imageResource_</a><code> [private]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>Definition at line <a class="el" href="SourceView_8h_source.html#l00064">64</a> of file <a class="el" href="SourceView_8h_source.html">SourceView.h</a>.</p>

</div>
</div>
<a class="anchor" id="a94a8d44f1ef76dd99af7fb73ca754068"></a><!-- doxytag: member="SourceView::index_" ref="a94a8d44f1ef76dd99af7fb73ca754068" args="" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname"><a class="elRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WModelIndex.html">Wt::WModelIndex</a> <a class="el" href="classSourceView.html#a94a8d44f1ef76dd99af7fb73ca754068">SourceView::index_</a><code> [private]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>The index that is currently displayed. </p>

<p>Definition at line <a class="el" href="SourceView_8h_source.html#l00057">57</a> of file <a class="el" href="SourceView_8h_source.html">SourceView.h</a>.</p>

</div>
</div>
<hr/>The documentation for this class was generated from the following files:<ul>
<li>/home/koen/project/wt/public-git/wt/examples/wt-homepage/<a class="el" href="SourceView_8h_source.html">SourceView.h</a></li>
<li>/home/koen/project/wt/public-git/wt/examples/wt-homepage/<a class="el" href="SourceView_8C_source.html">SourceView.C</a></li>
</ul>
</div>
<hr size="1"><address style="text-align: right; margin: 3px"><small>
Generated on Thu Nov 1 2012 for <a href="http://www.webtoolkit.eu/wt">the
C++ Web Toolkit (Wt)</a> by&nbsp;<a
href="http://www.doxygen.org/index.html"><img src="doxygen.png"
alt="doxygen" border="0" style="vertical-align: middle; display:
inline-block; height: 2em"></a> 1.7.5.1</small></address>
</body>
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