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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/mainwindow/main.cpp</span> <!-- $$$demos/mainwindow/main.cpp-description --> <div class="descr"> <a name="details"></a> <pre class="cpp"> <span class="comment">/**************************************************************************** ** ** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). ** Contact: http://www.qt-project.org/legal ** ** 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 Digia. For licensing terms and ** conditions see http://qt.digia.com/licensing. For further information ** use the contact form at http://qt.digia.com/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 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 2.1 requirements ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** In addition, as a special exception, Digia gives you certain additional ** rights. These rights are described in the Digia Qt 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 "mainwindow.h"</span> <span class="preprocessor">#include <QApplication></span> <span class="preprocessor">#include <QPainterPath></span> <span class="preprocessor">#include <QPainter></span> <span class="preprocessor">#include <QMap></span> <span class="preprocessor">#include <qdebug.h></span> <span class="type">void</span> render_qt_text(<span class="type"><a href="qpainter.html">QPainter</a></span> <span class="operator">*</span>painter<span class="operator">,</span> <span class="type">int</span> w<span class="operator">,</span> <span class="type">int</span> h<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qcolor.html">QColor</a></span> <span class="operator">&</span>color) { <span class="type"><a href="qpainterpath.html">QPainterPath</a></span> path; path<span class="operator">.</span>moveTo(<span class="operator">-</span><span class="number">0.083695</span><span class="operator">,</span> <span class="number">0.283849</span>); path<span class="operator">.</span>cubicTo(<span class="operator">-</span><span class="number">0.049581</span><span class="operator">,</span> <span class="number">0.349613</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.012720</span><span class="operator">,</span> <span class="number">0.397969</span><span class="operator">,</span> <span class="number">0.026886</span><span class="operator">,</span> <span class="number">0.428917</span>); path<span class="operator">.</span>cubicTo(<span class="number">0.066493</span><span class="operator">,</span> <span class="number">0.459865</span><span class="operator">,</span> <span class="number">0.111593</span><span class="operator">,</span> <span class="number">0.477595</span><span class="operator">,</span> <span class="number">0.162186</span><span class="operator">,</span> <span class="number">0.482108</span>); path<span class="operator">.</span>lineTo(<span class="number">0.162186</span><span class="operator">,</span> <span class="number">0.500000</span>); path<span class="operator">.</span>cubicTo(<span class="number">0.115929</span><span class="operator">,</span> <span class="number">0.498066</span><span class="operator">,</span> <span class="number">0.066565</span><span class="operator">,</span> <span class="number">0.487669</span><span class="operator">,</span> <span class="number">0.014094</span><span class="operator">,</span> <span class="number">0.468810</span>); path<span class="operator">.</span>cubicTo(<span class="operator">-</span><span class="number">0.038378</span><span class="operator">,</span> <span class="number">0.449952</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.088103</span><span class="operator">,</span> <span class="number">0.423839</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.135082</span><span class="operator">,</span> <span class="number">0.390474</span>); path<span class="operator">.</span>cubicTo(<span class="operator">-</span><span class="number">0.182061</span><span class="operator">,</span> <span class="number">0.357108</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.222608</span><span class="operator">,</span> <span class="number">0.321567</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.256722</span><span class="operator">,</span> <span class="number">0.283849</span>); path<span class="operator">.</span>cubicTo(<span class="operator">-</span><span class="number">0.304712</span><span class="operator">,</span> <span class="number">0.262250</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.342874</span><span class="operator">,</span> <span class="number">0.239362</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.371206</span><span class="operator">,</span> <span class="number">0.215184</span>); path<span class="operator">.</span>cubicTo(<span class="operator">-</span><span class="number">0.411969</span><span class="operator">,</span> <span class="number">0.179078</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.443625</span><span class="operator">,</span> <span class="number">0.134671</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.466175</span><span class="operator">,</span> <span class="number">0.081963</span>); path<span class="operator">.</span>cubicTo(<span class="operator">-</span><span class="number">0.488725</span><span class="operator">,</span> <span class="number">0.029255</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.500000</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.033043</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.500000</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.104932</span>); path<span class="operator">.</span>cubicTo(<span class="operator">-</span><span class="number">0.500000</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.218407</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.467042</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.312621</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.401127</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.387573</span>); path<span class="operator">.</span>cubicTo(<span class="operator">-</span><span class="number">0.335212</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.462524</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.255421</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.500000</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.161752</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.500000</span>); path<span class="operator">.</span>cubicTo(<span class="operator">-</span><span class="number">0.072998</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.500000</span><span class="operator">,</span> <span class="number">0.003903</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.462444</span><span class="operator">,</span> <span class="number">0.068951</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.387331</span>); path<span class="operator">.</span>cubicTo(<span class="number">0.133998</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.312218</span><span class="operator">,</span> <span class="number">0.166522</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.217440</span><span class="operator">,</span> <span class="number">0.166522</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.102998</span>); path<span class="operator">.</span>cubicTo(<span class="number">0.166522</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.010155</span><span class="operator">,</span> <span class="number">0.143394</span><span class="operator">,</span> <span class="number">0.071325</span><span class="operator">,</span> <span class="number">0.097138</span><span class="operator">,</span> <span class="number">0.141441</span>); path<span class="operator">.</span>cubicTo(<span class="number">0.050882</span><span class="operator">,</span> <span class="number">0.211557</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.009396</span><span class="operator">,</span> <span class="number">0.259026</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.083695</span><span class="operator">,</span> <span class="number">0.283849</span>); path<span class="operator">.</span>moveTo(<span class="operator">-</span><span class="number">0.167823</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.456963</span>); path<span class="operator">.</span>cubicTo(<span class="operator">-</span><span class="number">0.228823</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.456963</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.277826</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.432624</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.314831</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.383946</span>); path<span class="operator">.</span>cubicTo(<span class="operator">-</span><span class="number">0.361665</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.323340</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.385082</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.230335</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.385082</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.104932</span>); path<span class="operator">.</span>cubicTo(<span class="operator">-</span><span class="number">0.385082</span><span class="operator">,</span> <span class="number">0.017569</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.361376</span><span class="operator">,</span> <span class="number">0.112025</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.313964</span><span class="operator">,</span> <span class="number">0.178433</span>); path<span class="operator">.</span>cubicTo(<span class="operator">-</span><span class="number">0.277248</span><span class="operator">,</span> <span class="number">0.229368</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.228534</span><span class="operator">,</span> <span class="number">0.254836</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.167823</span><span class="operator">,</span> <span class="number">0.254836</span>); path<span class="operator">.</span>cubicTo(<span class="operator">-</span><span class="number">0.105088</span><span class="operator">,</span> <span class="number">0.254836</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.054496</span><span class="operator">,</span> <span class="number">0.229368</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.016045</span><span class="operator">,</span> <span class="number">0.178433</span>); path<span class="operator">.</span>cubicTo(<span class="number">0.029055</span><span class="operator">,</span> <span class="number">0.117827</span><span class="operator">,</span> <span class="number">0.051605</span><span class="operator">,</span> <span class="number">0.028691</span><span class="operator">,</span> <span class="number">0.051605</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.088975</span>); path<span class="operator">.</span>cubicTo(<span class="number">0.051605</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.179562</span><span class="operator">,</span> <span class="number">0.039318</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.255803</span><span class="operator">,</span> <span class="number">0.014744</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.317698</span>); path<span class="operator">.</span>cubicTo(<span class="operator">-</span><span class="number">0.004337</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.365409</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.029705</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.400548</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.061362</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.423114</span>); path<span class="operator">.</span>cubicTo(<span class="operator">-</span><span class="number">0.093018</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.445680</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.128505</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.456963</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.167823</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.456963</span>); path<span class="operator">.</span>moveTo(<span class="number">0.379011</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.404739</span>); path<span class="operator">.</span>lineTo(<span class="number">0.379011</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.236460</span>); path<span class="operator">.</span>lineTo(<span class="number">0.486123</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.236460</span>); path<span class="operator">.</span>lineTo(<span class="number">0.486123</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.197292</span>); path<span class="operator">.</span>lineTo(<span class="number">0.379011</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.197292</span>); path<span class="operator">.</span>lineTo(<span class="number">0.379011</span><span class="operator">,</span> <span class="number">0.134913</span>); path<span class="operator">.</span>cubicTo(<span class="number">0.379011</span><span class="operator">,</span> <span class="number">0.168117</span><span class="operator">,</span> <span class="number">0.383276</span><span class="operator">,</span> <span class="number">0.190442</span><span class="operator">,</span> <span class="number">0.391804</span><span class="operator">,</span> <span class="number">0.201886</span>); path<span class="operator">.</span>cubicTo(<span class="number">0.400332</span><span class="operator">,</span> <span class="number">0.213330</span><span class="operator">,</span> <span class="number">0.411246</span><span class="operator">,</span> <span class="number">0.219052</span><span class="operator">,</span> <span class="number">0.424545</span><span class="operator">,</span> <span class="number">0.219052</span>); path<span class="operator">.</span>cubicTo(<span class="number">0.435531</span><span class="operator">,</span> <span class="number">0.219052</span><span class="operator">,</span> <span class="number">0.446227</span><span class="operator">,</span> <span class="number">0.215264</span><span class="operator">,</span> <span class="number">0.456635</span><span class="operator">,</span> <span class="number">0.207689</span>); path<span class="operator">.</span>cubicTo(<span class="number">0.467042</span><span class="operator">,</span> <span class="number">0.200113</span><span class="operator">,</span> <span class="number">0.474993</span><span class="operator">,</span> <span class="number">0.188910</span><span class="operator">,</span> <span class="number">0.480486</span><span class="operator">,</span> <span class="number">0.174081</span>); path<span class="operator">.</span>lineTo(<span class="number">0.500000</span><span class="operator">,</span> <span class="number">0.174081</span>); path<span class="operator">.</span>cubicTo(<span class="number">0.488436</span><span class="operator">,</span> <span class="number">0.210509</span><span class="operator">,</span> <span class="number">0.471957</span><span class="operator">,</span> <span class="number">0.237911</span><span class="operator">,</span> <span class="number">0.450564</span><span class="operator">,</span> <span class="number">0.256286</span>); path<span class="operator">.</span>cubicTo(<span class="number">0.429170</span><span class="operator">,</span> <span class="number">0.274662</span><span class="operator">,</span> <span class="number">0.407054</span><span class="operator">,</span> <span class="number">0.283849</span><span class="operator">,</span> <span class="number">0.384215</span><span class="operator">,</span> <span class="number">0.283849</span>); path<span class="operator">.</span>cubicTo(<span class="number">0.368893</span><span class="operator">,</span> <span class="number">0.283849</span><span class="operator">,</span> <span class="number">0.353859</span><span class="operator">,</span> <span class="number">0.279094</span><span class="operator">,</span> <span class="number">0.339115</span><span class="operator">,</span> <span class="number">0.269584</span>); path<span class="operator">.</span>cubicTo(<span class="number">0.324371</span><span class="operator">,</span> <span class="number">0.260074</span><span class="operator">,</span> <span class="number">0.313530</span><span class="operator">,</span> <span class="number">0.246534</span><span class="operator">,</span> <span class="number">0.306592</span><span class="operator">,</span> <span class="number">0.228965</span>); path<span class="operator">.</span>cubicTo(<span class="number">0.299653</span><span class="operator">,</span> <span class="number">0.211396</span><span class="operator">,</span> <span class="number">0.296184</span><span class="operator">,</span> <span class="number">0.184075</span><span class="operator">,</span> <span class="number">0.296184</span><span class="operator">,</span> <span class="number">0.147002</span>); path<span class="operator">.</span>lineTo(<span class="number">0.296184</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.197292</span>); path<span class="operator">.</span>lineTo(<span class="number">0.223330</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.197292</span>); path<span class="operator">.</span>lineTo(<span class="number">0.223330</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.215667</span>); path<span class="operator">.</span>cubicTo(<span class="number">0.241833</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.224049</span><span class="operator">,</span> <span class="number">0.260697</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.237992</span><span class="operator">,</span> <span class="number">0.279922</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.257495</span>); path<span class="operator">.</span>cubicTo(<span class="number">0.299147</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.276999</span><span class="operator">,</span> <span class="number">0.316276</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.300129</span><span class="operator">,</span> <span class="number">0.331310</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.326886</span>); path<span class="operator">.</span>cubicTo(<span class="number">0.338826</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.341070</span><span class="operator">,</span> <span class="number">0.349523</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.367021</span><span class="operator">,</span> <span class="number">0.363400</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.404739</span>); path<span class="operator">.</span>lineTo(<span class="number">0.379011</span><span class="operator">,</span> <span class="operator">-</span><span class="number">0.404739</span>); path<span class="operator">.</span>moveTo(<span class="operator">-</span><span class="number">0.535993</span><span class="operator">,</span> <span class="number">0.275629</span>); painter<span class="operator">-</span><span class="operator">></span>translate(w <span class="operator">/</span> <span class="number">2</span><span class="operator">,</span> h <span class="operator">/</span> <span class="number">2</span>); <span class="type">double</span> scale <span class="operator">=</span> <a href="qtglobal.html#qMin">qMin</a>(w<span class="operator">,</span> h) <span class="operator">*</span> <span class="number">8</span> <span class="operator">/</span> <span class="number">10.0</span>; painter<span class="operator">-</span><span class="operator">></span>scale(scale<span class="operator">,</span> scale); painter<span class="operator">-</span><span class="operator">></span>setRenderHint(<span class="type"><a href="qpainter.html">QPainter</a></span><span class="operator">::</span>Antialiasing); painter<span class="operator">-</span><span class="operator">></span>save(); painter<span class="operator">-</span><span class="operator">></span>translate(<span class="operator">.</span><span class="number">1</span><span class="operator">,</span> <span class="operator">.</span><span class="number">1</span>); painter<span class="operator">-</span><span class="operator">></span>fillPath(path<span class="operator">,</span> <span class="type"><a href="qcolor.html">QColor</a></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">63</span>)); painter<span class="operator">-</span><span class="operator">></span>restore(); painter<span class="operator">-</span><span class="operator">></span>setBrush(color); painter<span class="operator">-</span><span class="operator">></span>setPen(<span class="type"><a href="qpen.html">QPen</a></span>(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>black<span class="operator">,</span> <span class="number">0.02</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>SolidLine<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>FlatCap<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>RoundJoin)); painter<span class="operator">-</span><span class="operator">></span>drawPath(path); } <span class="type">void</span> usage() { <a href="qtglobal.html#qWarning">qWarning</a>() <span class="operator"><</span><span class="operator"><</span> <span class="string">"Usage: mainwindow [-SizeHint<color> <width>x<height>] ..."</span>; exit(<span class="number">1</span>); } <span class="type"><a href="qmap.html">QMap</a></span><span class="operator"><</span><span class="type"><a href="qstring.html">QString</a></span><span class="operator">,</span> <span class="type"><a href="qsize.html">QSize</a></span><span class="operator">></span> parseCustomSizeHints(<span class="type">int</span> argc<span class="operator">,</span> <span class="type">char</span> <span class="operator">*</span><span class="operator">*</span>argv) { <span class="type"><a href="qmap.html">QMap</a></span><span class="operator"><</span><span class="type"><a href="qstring.html">QString</a></span><span class="operator">,</span> <span class="type"><a href="qsize.html">QSize</a></span><span class="operator">></span> result; <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> argc; <span class="operator">+</span><span class="operator">+</span>i) { <span class="type"><a href="qstring.html">QString</a></span> arg <span class="operator">=</span> <span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLocal8Bit(argv<span class="operator">[</span>i<span class="operator">]</span>); <span class="keyword">if</span> (arg<span class="operator">.</span>startsWith(QLatin1String(<span class="string">"-SizeHint"</span>))) { <span class="type"><a href="qstring.html">QString</a></span> name <span class="operator">=</span> arg<span class="operator">.</span>mid(<span class="number">9</span>); <span class="keyword">if</span> (name<span class="operator">.</span>isEmpty()) usage(); <span class="keyword">if</span> (<span class="operator">+</span><span class="operator">+</span>i <span class="operator">=</span><span class="operator">=</span> argc) usage(); <span class="type"><a href="qstring.html">QString</a></span> sizeStr <span class="operator">=</span> <span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLocal8Bit(argv<span class="operator">[</span>i<span class="operator">]</span>); <span class="type">int</span> idx <span class="operator">=</span> sizeStr<span class="operator">.</span>indexOf(QLatin1Char(<span class="char">'x'</span>)); <span class="keyword">if</span> (idx <span class="operator">=</span><span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>) usage(); <span class="type">bool</span> ok; <span class="type">int</span> w <span class="operator">=</span> sizeStr<span class="operator">.</span>left(idx)<span class="operator">.</span>toInt(<span class="operator">&</span>ok); <span class="keyword">if</span> (<span class="operator">!</span>ok) usage(); <span class="type">int</span> h <span class="operator">=</span> sizeStr<span class="operator">.</span>mid(idx <span class="operator">+</span> <span class="number">1</span>)<span class="operator">.</span>toInt(<span class="operator">&</span>ok); <span class="keyword">if</span> (<span class="operator">!</span>ok) usage(); result<span class="operator">[</span>name<span class="operator">]</span> <span class="operator">=</span> <span class="type"><a href="qsize.html">QSize</a></span>(w<span class="operator">,</span> h); } } <span class="keyword">return</span> result; } <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><span class="operator">*</span>argv) { <span class="type"><a href="qapplication.html">QApplication</a></span> app(argc<span class="operator">,</span> argv); <span class="type"><a href="qmap.html">QMap</a></span><span class="operator"><</span><span class="type"><a href="qstring.html">QString</a></span><span class="operator">,</span> <span class="type"><a href="qsize.html">QSize</a></span><span class="operator">></span> customSizeHints <span class="operator">=</span> parseCustomSizeHints(argc<span class="operator">,</span> argv); MainWindow mainWin(customSizeHints); mainWin<span class="operator">.</span>resize(<span class="number">800</span><span class="operator">,</span> <span class="number">600</span>); mainWin<span class="operator">.</span>show(); <span class="keyword">return</span> app<span class="operator">.</span>exec(); }</pre> </div> <!-- @@@demos/mainwindow/main.cpp --> </div> </div> </div> <div class="ft"> <span></span> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2013 Digia Plc and/or its subsidiaries. Documentation contributions included herein are the copyrights of their respective owners.</p> <br /> <p> 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.</p> <p> Documentation sources may be obtained from <a href="http://www.qt-project.org"> www.qt-project.org</a>.</p> <br /> <p> Digia, Qt and their respective logos are trademarks of Digia Plc in Finland and/or other countries worldwide. All other trademarks are property of their respective owners. <a title="Privacy Policy" href="http://en.gitorious.org/privacy_policy/">Privacy Policy</a></p> </div> <script src="scripts/functions.js" type="text/javascript"></script> </body> </html>