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Breadcrumbs go here --> </ul> </div> <div class="toolbuttons toolblock"> <ul> <li id="smallA" class="t_button">A</li> <li id="medA" class="t_button active">A</li> <li id="bigA" class="t_button">A</li> <li id="print" class="t_button"><a href="javascript:this.print();"> <span>Print</span></a></li> </ul> </div> </div> <div class="content mainContent"> <h1 class="title">main.cpp Example File</h1> <span class="small-subtitle">demos/sqlbrowser/main.cpp</span> <!-- $$$demos/sqlbrowser/main.cpp-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 demonstration applications of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** 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 http://www.qt.io/terms-conditions. For further ** information use the contact form at http://www.qt.io/contact-us. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 2.1 or version 3 as published by the Free ** Software Foundation and appearing in the file LICENSE.LGPLv21 and ** LICENSE.LGPLv3 included in the packaging of this file. Please review the ** following information to ensure the GNU Lesser General Public License ** requirements will be met: https://www.gnu.org/licenses/lgpl.html and ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** As a special exception, The Qt Company gives you certain additional ** rights. These rights are described in The Qt Company LGPL Exception ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. ** ** GNU General Public License Usage ** Alternatively, this file may be used under the terms of the GNU ** General Public License version 3.0 as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU General Public License version 3.0 requirements will be ** met: http://www.gnu.org/copyleft/gpl.html. ** ** $QT_END_LICENSE$ ** ****************************************************************************/</span> <span class="preprocessor">#include "browser.h"</span> <span class="preprocessor">#include <QtCore></span> <span class="preprocessor">#include <QtGui></span> <span class="preprocessor">#include <QtSql></span> <span class="type">void</span> addConnectionsFromCommandline(<span class="keyword">const</span> <span class="type"><a href="qstringlist.html">QStringList</a></span> <span class="operator">&</span>args<span class="operator">,</span> Browser <span class="operator">*</span>browser) { <span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> <span class="number">1</span>; i <span class="operator"><</span> args<span class="operator">.</span>count(); <span class="operator">+</span><span class="operator">+</span>i) { <span class="type"><a href="qurl.html">QUrl</a></span> url(args<span class="operator">.</span>at(i)<span class="operator">,</span> <span class="type"><a href="qurl.html">QUrl</a></span><span class="operator">::</span>TolerantMode); <span class="keyword">if</span> (<span class="operator">!</span>url<span class="operator">.</span>isValid()) { <a href="qtglobal.html#qWarning">qWarning</a>(<span class="string">"Invalid URL: %s"</span><span class="operator">,</span> <a href="qtglobal.html#qPrintable">qPrintable</a>(args<span class="operator">.</span>at(i))); <span class="keyword">continue</span>; } <span class="type"><a href="qsqlerror.html">QSqlError</a></span> err <span class="operator">=</span> browser<span class="operator">-</span><span class="operator">></span>addConnection(url<span class="operator">.</span>scheme()<span class="operator">,</span> url<span class="operator">.</span>path()<span class="operator">.</span>mid(<span class="number">1</span>)<span class="operator">,</span> url<span class="operator">.</span>host()<span class="operator">,</span> url<span class="operator">.</span>userName()<span class="operator">,</span> url<span class="operator">.</span>password()<span class="operator">,</span> url<span class="operator">.</span>port(<span class="operator">-</span><span class="number">1</span>)); <span class="keyword">if</span> (err<span class="operator">.</span>type() <span class="operator">!</span><span class="operator">=</span> <span class="type"><a href="qsqlerror.html">QSqlError</a></span><span class="operator">::</span>NoError) <a href="qtglobal.html#qDebug">qDebug</a>() <span class="operator"><</span><span class="operator"><</span> <span class="string">"Unable to open connection:"</span> <span class="operator"><</span><span class="operator"><</span> err; } } <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="qmainwindow.html">QMainWindow</a></span> mainWin; mainWin<span class="operator">.</span>setWindowTitle(<span class="type"><a href="qobject.html">QObject</a></span><span class="operator">::</span>tr(<span class="string">"Qt SQL Browser"</span>)); Browser browser(<span class="operator">&</span>mainWin); mainWin<span class="operator">.</span>setCentralWidget(<span class="operator">&</span>browser); <span class="type"><a href="qmenu.html">QMenu</a></span> <span class="operator">*</span>fileMenu <span class="operator">=</span> mainWin<span class="operator">.</span>menuBar()<span class="operator">-</span><span class="operator">></span>addMenu(<span class="type"><a href="qobject.html">QObject</a></span><span class="operator">::</span>tr(<span class="string">"&File"</span>)); fileMenu<span class="operator">-</span><span class="operator">></span>addAction(<span class="type"><a href="qobject.html">QObject</a></span><span class="operator">::</span>tr(<span class="string">"Add &Connection..."</span>)<span class="operator">,</span> <span class="operator">&</span>browser<span class="operator">,</span> SLOT(addConnection())); fileMenu<span class="operator">-</span><span class="operator">></span>addSeparator(); fileMenu<span class="operator">-</span><span class="operator">></span>addAction(<span class="type"><a href="qobject.html">QObject</a></span><span class="operator">::</span>tr(<span class="string">"&Quit"</span>)<span class="operator">,</span> <span class="operator">&</span>app<span class="operator">,</span> SLOT(quit())); <span class="type"><a href="qmenu.html">QMenu</a></span> <span class="operator">*</span>helpMenu <span class="operator">=</span> mainWin<span class="operator">.</span>menuBar()<span class="operator">-</span><span class="operator">></span>addMenu(<span class="type"><a href="qobject.html">QObject</a></span><span class="operator">::</span>tr(<span class="string">"&Help"</span>)); helpMenu<span class="operator">-</span><span class="operator">></span>addAction(<span class="type"><a href="qobject.html">QObject</a></span><span class="operator">::</span>tr(<span class="string">"About"</span>)<span class="operator">,</span> <span class="operator">&</span>browser<span class="operator">,</span> SLOT(about())); helpMenu<span class="operator">-</span><span class="operator">></span>addAction(<span class="type"><a href="qobject.html">QObject</a></span><span class="operator">::</span>tr(<span class="string">"About Qt"</span>)<span class="operator">,</span> qApp<span class="operator">,</span> SLOT(aboutQt())); <span class="type"><a href="qobject.html">QObject</a></span><span class="operator">::</span>connect(<span class="operator">&</span>browser<span class="operator">,</span> SIGNAL(statusMessage(<span class="type"><a href="qstring.html">QString</a></span>))<span class="operator">,</span> mainWin<span class="operator">.</span>statusBar()<span class="operator">,</span> SLOT(showMessage(<span class="type"><a href="qstring.html">QString</a></span>))); addConnectionsFromCommandline(app<span class="operator">.</span>arguments()<span class="operator">,</span> <span class="operator">&</span>browser); mainWin<span class="operator">.</span>show(); <span class="keyword">if</span> (<span class="type"><a href="qsqldatabase.html">QSqlDatabase</a></span><span class="operator">::</span>connectionNames()<span class="operator">.</span>isEmpty()) <span class="type"><a href="qmetaobject.html">QMetaObject</a></span><span class="operator">::</span>invokeMethod(<span class="operator">&</span>browser<span class="operator">,</span> <span class="string">"addConnection"</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>QueuedConnection); <span class="keyword">return</span> app<span class="operator">.</span>exec(); }</pre> </div> <!-- @@@demos/sqlbrowser/main.cpp --> </div> </div> </div> <div class="ft"> <span></span> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2015 The Qt Company Ltd. 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