<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <title>Soprano: /builddir/build/BUILD/soprano-2.5.2/soprano/util/asyncquery.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="doxygen.css" rel="stylesheet" type="text/css"/> </head> <body> <!-- Generated by Doxygen 1.7.1 --> <script type="text/javascript"> function hasClass(ele,cls) { return ele.className.match(new RegExp('(\\s|^)'+cls+'(\\s|$)')); } function addClass(ele,cls) { if (!this.hasClass(ele,cls)) ele.className += " "+cls; } function removeClass(ele,cls) { if (hasClass(ele,cls)) { var reg = new RegExp('(\\s|^)'+cls+'(\\s|$)'); ele.className=ele.className.replace(reg,' '); } } function toggleVisibility(linkObj) { var base = linkObj.getAttribute('id'); var summary = document.getElementById(base + '-summary'); var content = document.getElementById(base + '-content'); var trigger = document.getElementById(base + '-trigger'); if ( hasClass(linkObj,'closed') ) { summary.style.display = 'none'; content.style.display = 'block'; trigger.src = 'open.png'; removeClass(linkObj,'closed'); addClass(linkObj,'opened'); } else if ( hasClass(linkObj,'opened') ) { summary.style.display = 'block'; content.style.display = 'none'; trigger.src = 'closed.png'; removeClass(linkObj,'opened'); addClass(linkObj,'closed'); } return false; } </script> <div class="navigation" id="top"> <div class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li><a href="annotated.html"><span>Classes</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> </ul> </div> <div class="tabs2"> <ul class="tablist"> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>File Members</span></a></li> </ul> </div> <div class="header"> <div class="headertitle"> <h1>/builddir/build/BUILD/soprano-2.5.2/soprano/util/asyncquery.h</h1> </div> </div> <div class="contents"> <a href="asyncquery_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span> <a name="l00002"></a>00002 <span class="comment"> * This file is part of Soprano Project.</span> <a name="l00003"></a>00003 <span class="comment"> *</span> <a name="l00004"></a>00004 <span class="comment"> * Copyright (C) 2009 Sebastian Trueg <trueg@kde.org></span> <a name="l00005"></a>00005 <span class="comment"> *</span> <a name="l00006"></a>00006 <span class="comment"> * This library is free software; you can redistribute it and/or</span> <a name="l00007"></a>00007 <span class="comment"> * modify it under the terms of the GNU Lesser General Public</span> <a name="l00008"></a>00008 <span class="comment"> * License as published by the Free Software Foundation; either</span> <a name="l00009"></a>00009 <span class="comment"> * version 2.1 of the License, or (at your option) any later version.</span> <a name="l00010"></a>00010 <span class="comment"> *</span> <a name="l00011"></a>00011 <span class="comment"> * This library is distributed in the hope that it will be useful,</span> <a name="l00012"></a>00012 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span> <a name="l00013"></a>00013 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span> <a name="l00014"></a>00014 <span class="comment"> * Lesser General Public License for more details.</span> <a name="l00015"></a>00015 <span class="comment"> *</span> <a name="l00016"></a>00016 <span class="comment"> * You should have received a copy of the GNU Lesser General Public License</span> <a name="l00017"></a>00017 <span class="comment"> * along with this library; see the file COPYING.LIB. If not, write to</span> <a name="l00018"></a>00018 <span class="comment"> * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span> <a name="l00019"></a>00019 <span class="comment"> * Boston, MA 02110-1301, USA.</span> <a name="l00020"></a>00020 <span class="comment"> */</span> <a name="l00021"></a>00021 <a name="l00022"></a>00022 <span class="preprocessor">#ifndef _SOPRANO_UTIL_ASYNC_QUERY_H_</span> <a name="l00023"></a>00023 <span class="preprocessor"></span><span class="preprocessor">#define _SOPRANO_UTIL_ASYNC_QUERY_H_</span> <a name="l00024"></a>00024 <span class="preprocessor"></span> <a name="l00025"></a>00025 <span class="preprocessor">#include <QtCore/QObject></span> <a name="l00026"></a>00026 <span class="preprocessor">#include "<a class="code" href="error_8h.html">error.h</a>"</span> <a name="l00027"></a>00027 <span class="preprocessor">#include "<a class="code" href="sopranotypes_8h.html">sopranotypes.h</a>"</span> <a name="l00028"></a>00028 <span class="preprocessor">#include "<a class="code" href="soprano__export_8h.html">soprano_export.h</a>"</span> <a name="l00029"></a>00029 <a name="l00030"></a>00030 <span class="keyword">namespace </span>Soprano { <a name="l00031"></a>00031 <a name="l00032"></a>00032 <span class="keyword">class </span><a class="code" href="namespaceSoprano_1_1Vocabulary_1_1RDF.html#af23b686a1c9a8978fe3d60138375f329">Statement</a>; <a name="l00033"></a>00033 <span class="keyword">class </span>BindingSet; <a name="l00034"></a>00034 <span class="keyword">class </span>Node; <a name="l00035"></a>00035 <span class="keyword">class </span>Model; <a name="l00036"></a>00036 <a name="l00037"></a>00037 <span class="keyword">namespace </span>Util { <a name="l00076"></a><a class="code" href="classSoprano_1_1Util_1_1AsyncQuery.html">00076</a> <span class="keyword">class </span><a class="code" href="soprano__export_8h.html#a4f040b77f4fdd45fda0c3d6ced1e3776">SOPRANO_EXPORT</a> <a class="code" href="classSoprano_1_1Util_1_1AsyncQuery.html" title="A wrapper around Soprano::Model which executes a query in a separate thread and allows to iterate the...">AsyncQuery</a> : <span class="keyword">public</span> <a class="codeRef" href="qobject.html">QObject</a>, <span class="keyword">public</span> Error::ErrorCache <a name="l00077"></a>00077 { <a name="l00078"></a>00078 Q_OBJECT <a name="l00079"></a>00079 <a name="l00080"></a>00080 <span class="keyword">public</span>: <a name="l00088"></a>00088 ~<a class="code" href="classSoprano_1_1Util_1_1AsyncQuery.html" title="A wrapper around Soprano::Model which executes a query in a separate thread and allows to iterate the...">AsyncQuery</a>(); <a name="l00089"></a>00089 <a name="l00091"></a>00091 <a name="l00095"></a>00095 <a class="code" href="classSoprano_1_1Statement.html" title="A Statement instance represents one RDF quadruple.">Statement</a> currentStatement() <span class="keyword">const</span>; <a name="l00096"></a>00096 <a name="l00101"></a>00101 <a class="code" href="classSoprano_1_1BindingSet.html" title="Represents one set of bindings in the result of a select query.">BindingSet</a> currentBindings() <span class="keyword">const</span>; <a name="l00102"></a>00102 <a name="l00110"></a>00110 <span class="keywordtype">bool</span> boolValue() <span class="keyword">const</span>; <a name="l00112"></a>00112 <a name="l00114"></a>00114 <a name="l00124"></a>00124 <a class="code" href="classSoprano_1_1Node.html" title="A Node represents one RDF resource.">Node</a> binding( <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a> &<a class="code" href="namespaceSoprano_1_1Vocabulary_1_1Xesam.html#a29e3031b7b2f544dc0a4fd9ce8af362f">name</a> ) <span class="keyword">const</span>; <a name="l00125"></a>00125 <a name="l00136"></a>00136 <a class="code" href="classSoprano_1_1Node.html" title="A Node represents one RDF resource.">Node</a> binding( <span class="keywordtype">int</span> offset ) <span class="keyword">const</span>; <a name="l00137"></a>00137 <a name="l00145"></a>00145 <span class="keywordtype">int</span> bindingCount() <span class="keyword">const</span>; <a name="l00146"></a>00146 <a name="l00152"></a>00152 <a class="codeRef" href="qstringlist.html">QStringList</a> bindingNames() <span class="keyword">const</span>; <a name="l00154"></a>00154 <a name="l00156"></a>00156 <a name="l00162"></a>00162 <span class="keywordtype">bool</span> isGraph() <span class="keyword">const</span>; <a name="l00163"></a>00163 <a name="l00170"></a>00170 <span class="keywordtype">bool</span> isBinding() <span class="keyword">const</span>; <a name="l00171"></a>00171 <a name="l00181"></a>00181 <span class="keywordtype">bool</span> isBool() <span class="keyword">const</span>; <a name="l00183"></a>00183 <a name="l00184"></a>00184 <span class="keyword">public</span> Q_SLOTS: <a name="l00193"></a>00193 <span class="keywordtype">bool</span> next(); <a name="l00194"></a>00194 <a name="l00202"></a>00202 <span class="keywordtype">void</span> close(); <a name="l00203"></a>00203 <a name="l00204"></a>00204 Q_SIGNALS: <a name="l00213"></a>00213 <span class="keywordtype">void</span> nextReady( <a class="code" href="classSoprano_1_1Util_1_1AsyncQuery.html" title="A wrapper around Soprano::Model which executes a query in a separate thread and allows to iterate the...">Soprano::Util::AsyncQuery</a>* query ); <a name="l00214"></a>00214 <a name="l00226"></a>00226 <span class="keywordtype">void</span> finished( <a class="code" href="classSoprano_1_1Util_1_1AsyncQuery.html" title="A wrapper around Soprano::Model which executes a query in a separate thread and allows to iterate the...">Soprano::Util::AsyncQuery</a>* query ); <a name="l00227"></a>00227 <a name="l00228"></a>00228 <span class="keyword">public</span>: <a name="l00244"></a>00244 <span class="keyword">static</span> <a class="code" href="classSoprano_1_1Util_1_1AsyncQuery.html" title="A wrapper around Soprano::Model which executes a query in a separate thread and allows to iterate the...">AsyncQuery</a>* executeQuery( <a class="code" href="classSoprano_1_1Model.html" title="A Model is the central class in Soprano. It is a queryable collection of RDF quadruples, i.e statements.">Soprano::Model</a>* model, <a name="l00245"></a>00245 <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& query, <a name="l00246"></a>00246 <a class="code" href="namespaceSoprano_1_1Query.html#ab568869993a9d6c452c8e5a34d5ac26c">Query::QueryLanguage</a> <a class="code" href="namespaceSoprano_1_1Vocabulary_1_1Xesam.html#a24eb968dfba3510cc343904910f0059d">language</a>, <a name="l00247"></a>00247 <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& userQueryLanguage = <a class="codeRef" href="qstring.html">QString</a>() ); <a name="l00248"></a>00248 <a name="l00249"></a>00249 <span class="keyword">private</span>: <a name="l00250"></a>00250 <a class="code" href="classSoprano_1_1Util_1_1AsyncQuery.html" title="A wrapper around Soprano::Model which executes a query in a separate thread and allows to iterate the...">AsyncQuery</a>(); <a name="l00251"></a>00251 <a name="l00252"></a>00252 <span class="keyword">class </span>Private; <a name="l00253"></a>00253 Private* <span class="keyword">const</span> d; <a name="l00254"></a>00254 <a name="l00255"></a>00255 Q_PRIVATE_SLOT( d, <span class="keywordtype">void</span> _s_finished() ) <a name="l00256"></a>00256 Q_PRIVATE_SLOT( d, <span class="keywordtype">void</span> _s_emitNextReady() ) <a name="l00257"></a>00257 }; <a name="l00258"></a>00258 } <a name="l00259"></a>00259 } <a name="l00260"></a>00260 <a name="l00261"></a>00261 <span class="preprocessor">#endif</span> </pre></div></div> </div> <hr class="footer"/><address class="footer"><small>Generated on Thu Oct 21 2010 for Soprano by <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.1 </small></address> </body> </html>