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<?xml version="1.0" encoding="UTF-8"?>
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<h1 class="title">filetree.h Example File</h1>
<span class="subtitle">filetree/filetree.h</span>
<!-- $$$filetree/filetree.h-description -->
<div class="descr"> <a name="details"></a>
<pre class="cpp"><span class="comment">/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** &quot;Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
**   * Redistributions of source code must retain the above copyright
**     notice, this list of conditions and the following disclaimer.
**   * Redistributions in binary form must reproduce the above copyright
**     notice, this list of conditions and the following disclaimer in
**     the documentation and/or other materials provided with the
**     distribution.
**   * Neither the name of The Qt Company Ltd nor the names of its
**     contributors may be used to endorse or promote products derived
**     from this software without specific prior written permission.
**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** &quot;AS IS&quot; AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.&quot;
**
** $QT_END_LICENSE$
**
****************************************************************************/</span>

<span class="preprocessor">#include &lt;QtCore/QFileInfo&gt;</span>
<span class="preprocessor">#include &lt;QtCore/QDir&gt;</span>
<span class="preprocessor">#include &lt;QtCore/QVector&gt;</span>
<span class="preprocessor">#include &lt;QtXmlPatterns/QSimpleXmlNodeModel&gt;</span>

<span class="keyword">class</span> FileTree : <span class="keyword">public</span> <span class="type"><a href="qsimplexmlnodemodel.html">QSimpleXmlNodeModel</a></span>
{
<span class="keyword">public</span>:
    FileTree(<span class="keyword">const</span> <span class="type"><a href="qxmlnamepool.html">QXmlNamePool</a></span> <span class="operator">&amp;</span>namePool);

    <span class="type"><a href="qxmlnodemodelindex.html">QXmlNodeModelIndex</a></span> nodeFor(<span class="keyword">const</span> <span class="type">QString</span> <span class="operator">&amp;</span>fileName) <span class="keyword">const</span>;

    <span class="keyword">virtual</span> <span class="type"><a href="qxmlnodemodelindex.html">QXmlNodeModelIndex</a></span><span class="operator">::</span>DocumentOrder compareOrder(<span class="keyword">const</span> <span class="type"><a href="qxmlnodemodelindex.html">QXmlNodeModelIndex</a></span><span class="operator">&amp;</span><span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qxmlnodemodelindex.html">QXmlNodeModelIndex</a></span><span class="operator">&amp;</span>) <span class="keyword">const</span>;
    <span class="keyword">virtual</span> <span class="type"><a href="qxmlname.html">QXmlName</a></span> name(<span class="keyword">const</span> <span class="type"><a href="qxmlnodemodelindex.html">QXmlNodeModelIndex</a></span> <span class="operator">&amp;</span>node) <span class="keyword">const</span>;
    <span class="keyword">virtual</span> <span class="type">QUrl</span> documentUri(<span class="keyword">const</span> <span class="type"><a href="qxmlnodemodelindex.html">QXmlNodeModelIndex</a></span> <span class="operator">&amp;</span>node) <span class="keyword">const</span>;
    <span class="keyword">virtual</span> <span class="type"><a href="qxmlnodemodelindex.html">QXmlNodeModelIndex</a></span><span class="operator">::</span>NodeKind kind(<span class="keyword">const</span> <span class="type"><a href="qxmlnodemodelindex.html">QXmlNodeModelIndex</a></span> <span class="operator">&amp;</span>node) <span class="keyword">const</span>;
    <span class="keyword">virtual</span> <span class="type"><a href="qxmlnodemodelindex.html">QXmlNodeModelIndex</a></span> root(<span class="keyword">const</span> <span class="type"><a href="qxmlnodemodelindex.html">QXmlNodeModelIndex</a></span> <span class="operator">&amp;</span>node) <span class="keyword">const</span>;
    <span class="keyword">virtual</span> <span class="type">QVariant</span> typedValue(<span class="keyword">const</span> <span class="type"><a href="qxmlnodemodelindex.html">QXmlNodeModelIndex</a></span> <span class="operator">&amp;</span>node) <span class="keyword">const</span>;
<span class="keyword">protected</span>:
    <span class="keyword">virtual</span> <span class="type">QVector</span><span class="operator">&lt;</span><span class="type"><a href="qxmlnodemodelindex.html">QXmlNodeModelIndex</a></span><span class="operator">&gt;</span> attributes(<span class="keyword">const</span> <span class="type"><a href="qxmlnodemodelindex.html">QXmlNodeModelIndex</a></span> <span class="operator">&amp;</span>element) <span class="keyword">const</span>;
    <span class="keyword">virtual</span> <span class="type"><a href="qxmlnodemodelindex.html">QXmlNodeModelIndex</a></span> nextFromSimpleAxis(SimpleAxis<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qxmlnodemodelindex.html">QXmlNodeModelIndex</a></span><span class="operator">&amp;</span>) <span class="keyword">const</span>;

<span class="keyword">private</span>:
    <span class="keyword">enum</span> Type {
        File<span class="operator">,</span>
        Directory<span class="operator">,</span>
        AttributeFileName<span class="operator">,</span>
        AttributeFilePath<span class="operator">,</span>
        AttributeSize<span class="operator">,</span>
        AttributeMIMEType<span class="operator">,</span>
        AttributeSuffix
    };

    <span class="keyword">inline</span> <span class="type"><a href="qxmlnodemodelindex.html">QXmlNodeModelIndex</a></span> nextSibling(<span class="keyword">const</span> <span class="type"><a href="qxmlnodemodelindex.html">QXmlNodeModelIndex</a></span> <span class="operator">&amp;</span>nodeIndex<span class="operator">,</span>
                                          <span class="keyword">const</span> <span class="type">QFileInfo</span> <span class="operator">&amp;</span>from<span class="operator">,</span>
                                          <span class="type">qint8</span> offset) <span class="keyword">const</span>;
    <span class="keyword">inline</span> <span class="keyword">const</span> <span class="type">QFileInfo</span> <span class="operator">&amp;</span>toFileInfo(<span class="keyword">const</span> <span class="type"><a href="qxmlnodemodelindex.html">QXmlNodeModelIndex</a></span> <span class="operator">&amp;</span>index) <span class="keyword">const</span>;
    <span class="keyword">inline</span> <span class="type"><a href="qxmlnodemodelindex.html">QXmlNodeModelIndex</a></span> toNodeIndex(<span class="keyword">const</span> <span class="type">QFileInfo</span> <span class="operator">&amp;</span>index<span class="operator">,</span>
                                          Type attributeName) <span class="keyword">const</span>;
    <span class="keyword">inline</span> <span class="type"><a href="qxmlnodemodelindex.html">QXmlNodeModelIndex</a></span> toNodeIndex(<span class="keyword">const</span> <span class="type">QFileInfo</span> <span class="operator">&amp;</span>index) <span class="keyword">const</span>;

    <span class="comment">/*
     One possible improvement is to use a hash, and use the &amp;*&amp;value()
     trick to get a pointer, which would be stored in data() instead
     of the index.
    */</span>
    <span class="keyword">mutable</span> <span class="type">QVector</span><span class="operator">&lt;</span><span class="type">QFileInfo</span><span class="operator">&gt;</span>  m_fileInfos;
    <span class="keyword">const</span> <span class="type">QDir</span><span class="operator">::</span>Filters         m_filterAllowAll;
    <span class="keyword">const</span> <span class="type">QDir</span><span class="operator">::</span>SortFlags       m_sortFlags;
    <span class="type">QVector</span><span class="operator">&lt;</span><span class="type"><a href="qxmlname.html">QXmlName</a></span><span class="operator">&gt;</span>           m_names;
};</pre>
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