<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html> <html lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>main.cpp Example File | Qt Widgets 5.12.2</title> <link rel="stylesheet" type="text/css" href="style/offline-simple.css" /> <script type="text/javascript"> document.getElementsByTagName("link").item(0).setAttribute("href", "style/offline.css"); // loading style sheet breaks anchors that were jumped to before // so force jumping to anchor again setTimeout(function() { var anchor = location.hash; // need to jump to different anchor first (e.g. none) location.hash = "#"; setTimeout(function() { location.hash = anchor; }, 0); }, 0); </script> </head> <body> <div class="header" id="qtdocheader"> <div class="main"> <div class="main-rounded"> <div class="navigationbar"> <table><tr> <td >Qt 5.12</td><td ><a href="qtwidgets-index.html">Qt Widgets</a></td><td ><a href="qtwidgets-itemviews-stardelegate-example.html">Star Delegate Example</a></td><td >main.cpp Example File</td></tr></table><table class="buildversion"><tr> <td id="buildversion" width="100%" align="right"><a href="qtwidgets-index.html">Qt 5.12.2 Reference Documentation</a></td> </tr></table> </div> </div> <div class="content"> <div class="line"> <div class="content mainContent"> <div class="sidebar"><div class="sidebar-content" id="sidebar-content"></div></div> <h1 class="title">main.cpp Example File</h1> <span class="subtitle">itemviews/stardelegate/main.cpp</span> <!-- $$$itemviews/stardelegate/main.cpp-description --> <div class="descr"> <a name="details"></a> <pre class="cpp"> <span class="comment">/**************************************************************************** ** ** Copyright (C) 2016 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the examples of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and The Qt Company. For licensing terms ** and conditions see https://www.qt.io/terms-conditions. For further ** information use the contact form at https://www.qt.io/contact-us. ** ** BSD License Usage ** Alternatively, you may use this file under the terms of the BSD license ** as follows: ** ** "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. ** ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** 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." ** ** $QT_END_LICENSE$ ** ****************************************************************************/</span> <span class="preprocessor">#include <QtWidgets></span> <span class="preprocessor">#include "stardelegate.h"</span> <span class="preprocessor">#include "stareditor.h"</span> <span class="preprocessor">#include "starrating.h"</span> <span class="type">void</span> populateTableWidget(<span class="type"><a href="qtablewidget.html">QTableWidget</a></span> <span class="operator">*</span>tableWidget) { <span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">struct</span> { <span class="keyword">const</span> <span class="type">char</span> <span class="operator">*</span>title; <span class="keyword">const</span> <span class="type">char</span> <span class="operator">*</span>genre; <span class="keyword">const</span> <span class="type">char</span> <span class="operator">*</span>artist; <span class="type">int</span> rating; } staticData<span class="operator">[</span><span class="operator">]</span> <span class="operator">=</span> { { <span class="string">"Mass in B-Minor"</span><span class="operator">,</span> <span class="string">"Baroque"</span><span class="operator">,</span> <span class="string">"J.S. Bach"</span><span class="operator">,</span> <span class="number">5</span> }<span class="operator">,</span> { <span class="string">"Three More Foxes"</span><span class="operator">,</span> <span class="string">"Jazz"</span><span class="operator">,</span> <span class="string">"Maynard Ferguson"</span><span class="operator">,</span> <span class="number">4</span> }<span class="operator">,</span> { <span class="string">"Sex Bomb"</span><span class="operator">,</span> <span class="string">"Pop"</span><span class="operator">,</span> <span class="string">"Tom Jones"</span><span class="operator">,</span> <span class="number">3</span> }<span class="operator">,</span> { <span class="string">"Barbie Girl"</span><span class="operator">,</span> <span class="string">"Pop"</span><span class="operator">,</span> <span class="string">"Aqua"</span><span class="operator">,</span> <span class="number">5</span> }<span class="operator">,</span> { <span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">0</span> } }; <span class="keyword">for</span> (<span class="type">int</span> row <span class="operator">=</span> <span class="number">0</span>; staticData<span class="operator">[</span>row<span class="operator">]</span><span class="operator">.</span>title <span class="operator">!</span><span class="operator">=</span> <span class="number">0</span>; <span class="operator">+</span><span class="operator">+</span>row) { <span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span> <span class="operator">*</span>item0 <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span>(staticData<span class="operator">[</span>row<span class="operator">]</span><span class="operator">.</span>title); <span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span> <span class="operator">*</span>item1 <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span>(staticData<span class="operator">[</span>row<span class="operator">]</span><span class="operator">.</span>genre); <span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span> <span class="operator">*</span>item2 <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span>(staticData<span class="operator">[</span>row<span class="operator">]</span><span class="operator">.</span>artist); <span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span> <span class="operator">*</span>item3 <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span>; item3<span class="operator">-</span><span class="operator">></span>setData(<span class="number">0</span><span class="operator">,</span> <span class="type"><a href="../qtcore/qvariant.html">QVariant</a></span><span class="operator">::</span>fromValue(StarRating(staticData<span class="operator">[</span>row<span class="operator">]</span><span class="operator">.</span>rating))); tableWidget<span class="operator">-</span><span class="operator">></span>setItem(row<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> item0); tableWidget<span class="operator">-</span><span class="operator">></span>setItem(row<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> item1); tableWidget<span class="operator">-</span><span class="operator">></span>setItem(row<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> item2); tableWidget<span class="operator">-</span><span class="operator">></span>setItem(row<span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> item3); } } <span class="type">int</span> main(<span class="type">int</span> argc<span class="operator">,</span> <span class="type">char</span> <span class="operator">*</span>argv<span class="operator">[</span><span class="operator">]</span>) { <span class="type"><a href="qapplication.html">QApplication</a></span> app(argc<span class="operator">,</span> argv); <span class="type"><a href="qtablewidget.html">QTableWidget</a></span> tableWidget(<span class="number">4</span><span class="operator">,</span> <span class="number">4</span>); tableWidget<span class="operator">.</span>setItemDelegate(<span class="keyword">new</span> StarDelegate); tableWidget<span class="operator">.</span>setEditTriggers(<span class="type"><a href="qabstractitemview.html">QAbstractItemView</a></span><span class="operator">::</span>DoubleClicked <span class="operator">|</span> <span class="type"><a href="qabstractitemview.html">QAbstractItemView</a></span><span class="operator">::</span>SelectedClicked); tableWidget<span class="operator">.</span>setSelectionBehavior(<span class="type"><a href="qabstractitemview.html">QAbstractItemView</a></span><span class="operator">::</span>SelectRows); <span class="type"><a href="../qtcore/qstringlist.html">QStringList</a></span> headerLabels; headerLabels <span class="operator"><</span><span class="operator"><</span> <span class="string">"Title"</span> <span class="operator"><</span><span class="operator"><</span> <span class="string">"Genre"</span> <span class="operator"><</span><span class="operator"><</span> <span class="string">"Artist"</span> <span class="operator"><</span><span class="operator"><</span> <span class="string">"Rating"</span>; tableWidget<span class="operator">.</span>setHorizontalHeaderLabels(headerLabels); populateTableWidget(<span class="operator">&</span>tableWidget); tableWidget<span class="operator">.</span>resizeColumnsToContents(); tableWidget<span class="operator">.</span>resize(<span class="number">500</span><span class="operator">,</span> <span class="number">300</span>); tableWidget<span class="operator">.</span>show(); <span class="keyword">return</span> app<span class="operator">.</span>exec(); } </pre> </div> <!-- @@@itemviews/stardelegate/main.cpp --> </div> </div> </div> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2019 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners.<br/> The documentation provided herein is licensed under the terms of the <a href="http://www.gnu.org/licenses/fdl.html">GNU Free Documentation License version 1.3</a> as published by the Free Software Foundation.<br/> Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners. </p> </div> </body> </html>