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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">BrowserView.cpp Example File</h1> <span class="small-subtitle">demos/embedded/anomaly/src/BrowserView.cpp</span> <!-- $$$demos/embedded/anomaly/src/BrowserView.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 demos 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 "BrowserView.h"</span> <span class="preprocessor">#include <QtGui></span> <span class="preprocessor">#include <QtNetwork></span> <span class="preprocessor">#include <QtWebKit></span> <span class="preprocessor">#include "ControlStrip.h"</span> <span class="preprocessor">#include "TitleBar.h"</span> <span class="preprocessor">#include "flickcharm.h"</span> <span class="preprocessor">#include "webview.h"</span> <span class="preprocessor">#include "ZoomStrip.h"</span> BrowserView<span class="operator">::</span>BrowserView(<span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>parent) : <span class="type"><a href="qwidget.html">QWidget</a></span>(parent) <span class="operator">,</span> m_titleBar(<span class="number">0</span>) <span class="operator">,</span> m_webView(<span class="number">0</span>) <span class="operator">,</span> m_progress(<span class="number">0</span>) <span class="operator">,</span> m_currentZoom(<span class="number">100</span>) { m_titleBar <span class="operator">=</span> <span class="keyword">new</span> TitleBar(<span class="keyword">this</span>); m_webView <span class="operator">=</span> <span class="keyword">new</span> WebView(<span class="keyword">this</span>); m_zoomStrip <span class="operator">=</span> <span class="keyword">new</span> ZoomStrip(<span class="keyword">this</span>); m_controlStrip <span class="operator">=</span> <span class="keyword">new</span> ControlStrip(<span class="keyword">this</span>); m_zoomLevels <span class="operator"><</span><span class="operator"><</span> <span class="number">30</span> <span class="operator"><</span><span class="operator"><</span> <span class="number">50</span> <span class="operator"><</span><span class="operator"><</span> <span class="number">67</span> <span class="operator"><</span><span class="operator"><</span> <span class="number">80</span> <span class="operator"><</span><span class="operator"><</span> <span class="number">90</span>; m_zoomLevels <span class="operator"><</span><span class="operator"><</span> <span class="number">100</span>; m_zoomLevels <span class="operator"><</span><span class="operator"><</span> <span class="number">110</span> <span class="operator"><</span><span class="operator"><</span> <span class="number">120</span> <span class="operator"><</span><span class="operator"><</span> <span class="number">133</span> <span class="operator"><</span><span class="operator"><</span> <span class="number">150</span> <span class="operator"><</span><span class="operator"><</span> <span class="number">170</span> <span class="operator"><</span><span class="operator"><</span> <span class="number">200</span> <span class="operator"><</span><span class="operator"><</span> <span class="number">240</span> <span class="operator"><</span><span class="operator"><</span> <span class="number">300</span>; <span class="type"><a href="qnetworkconfigurationmanager.html">QNetworkConfigurationManager</a></span> manager; <span class="keyword">if</span> (manager<span class="operator">.</span>capabilities() <span class="operator">&</span> <span class="type"><a href="qnetworkconfigurationmanager.html">QNetworkConfigurationManager</a></span><span class="operator">::</span>NetworkSessionRequired) { <span class="comment">// Get saved network configuration</span> <span class="type"><a href="qsettings.html">QSettings</a></span> settings(<span class="type"><a href="qsettings.html">QSettings</a></span><span class="operator">::</span>UserScope<span class="operator">,</span> QLatin1String(<span class="string">"Trolltech"</span>)); settings<span class="operator">.</span>beginGroup(QLatin1String(<span class="string">"QtNetwork"</span>)); <span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> id <span class="operator">=</span> settings<span class="operator">.</span>value(QLatin1String(<span class="string">"DefaultNetworkConfiguration"</span>))<span class="operator">.</span>toString(); settings<span class="operator">.</span>endGroup(); <span class="comment">// If the saved network configuration is not currently discovered use the system</span> <span class="comment">// default</span> <span class="type"><a href="qnetworkconfiguration.html">QNetworkConfiguration</a></span> config <span class="operator">=</span> manager<span class="operator">.</span>configurationFromIdentifier(id); <span class="keyword">if</span> ((config<span class="operator">.</span>state() <span class="operator">&</span> <span class="type"><a href="qnetworkconfiguration.html">QNetworkConfiguration</a></span><span class="operator">::</span>Discovered) <span class="operator">!</span><span class="operator">=</span> <span class="type"><a href="qnetworkconfiguration.html">QNetworkConfiguration</a></span><span class="operator">::</span>Discovered) { config <span class="operator">=</span> manager<span class="operator">.</span>defaultConfiguration(); } m_webView<span class="operator">-</span><span class="operator">></span>page()<span class="operator">-</span><span class="operator">></span>networkAccessManager()<span class="operator">-</span><span class="operator">></span>setConfiguration(config); } <span class="type"><a href="qtimer.html">QTimer</a></span><span class="operator">::</span>singleShot(<span class="number">0</span><span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(initialize())); } <span class="type">void</span> BrowserView<span class="operator">::</span>initialize() { connect(m_zoomStrip<span class="operator">,</span> SIGNAL(zoomInClicked())<span class="operator">,</span> SLOT(zoomIn())); connect(m_zoomStrip<span class="operator">,</span> SIGNAL(zoomOutClicked())<span class="operator">,</span> SLOT(zoomOut())); connect(m_controlStrip<span class="operator">,</span> SIGNAL(menuClicked())<span class="operator">,</span> SIGNAL(menuButtonClicked())); connect(m_controlStrip<span class="operator">,</span> SIGNAL(backClicked())<span class="operator">,</span> m_webView<span class="operator">,</span> SLOT(back())); connect(m_controlStrip<span class="operator">,</span> SIGNAL(forwardClicked())<span class="operator">,</span> m_webView<span class="operator">,</span> SLOT(forward())); connect(m_controlStrip<span class="operator">,</span> SIGNAL(closeClicked())<span class="operator">,</span> qApp<span class="operator">,</span> SLOT(quit())); <span class="type"><a href="qpalette.html">QPalette</a></span> pal <span class="operator">=</span> m_webView<span class="operator">-</span><span class="operator">></span>palette(); pal<span class="operator">.</span>setBrush(<span class="type"><a href="qpalette.html">QPalette</a></span><span class="operator">::</span>Base<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>white); m_webView<span class="operator">-</span><span class="operator">></span>setPalette(pal); FlickCharm <span class="operator">*</span>flickCharm <span class="operator">=</span> <span class="keyword">new</span> FlickCharm(<span class="keyword">this</span>); flickCharm<span class="operator">-</span><span class="operator">></span>activateOn(m_webView); m_webView<span class="operator">-</span><span class="operator">></span>setZoomFactor(<span class="keyword">static_cast</span><span class="operator"><</span><span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span><span class="operator">></span>(m_currentZoom)<span class="operator">/</span><span class="number">100.0</span>); connect(m_webView<span class="operator">,</span> SIGNAL(loadStarted())<span class="operator">,</span> SLOT(start())); connect(m_webView<span class="operator">,</span> SIGNAL(loadProgress(<span class="type">int</span>))<span class="operator">,</span> SLOT(setProgress(<span class="type">int</span>))); connect(m_webView<span class="operator">,</span> SIGNAL(loadFinished(<span class="type">bool</span>))<span class="operator">,</span> SLOT(finish(<span class="type">bool</span>))); connect(m_webView<span class="operator">,</span> SIGNAL(urlChanged(<span class="type"><a href="qurl.html">QUrl</a></span>))<span class="operator">,</span> SLOT(updateTitleBar())); m_webView<span class="operator">-</span><span class="operator">></span>setHtml(<span class="string">"about:blank"</span>); m_webView<span class="operator">-</span><span class="operator">></span>setSizePolicy(<span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Expanding<span class="operator">,</span> <span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Expanding); m_webView<span class="operator">-</span><span class="operator">></span>setFocus(); } <span class="type">void</span> BrowserView<span class="operator">::</span>start() { m_progress <span class="operator">=</span> <span class="number">0</span>; updateTitleBar(); <span class="comment">//m_titleBar->setText(m_webView->url().toString());</span> } <span class="type">void</span> BrowserView<span class="operator">::</span>setProgress(<span class="type">int</span> percent) { m_progress <span class="operator">=</span> percent; updateTitleBar(); <span class="comment">//m_titleBar->setText(QString("Loading %1%").arg(percent));</span> } <span class="type">void</span> BrowserView<span class="operator">::</span>updateTitleBar() { <span class="type"><a href="qurl.html">QUrl</a></span> url <span class="operator">=</span> m_webView<span class="operator">-</span><span class="operator">></span>url(); m_titleBar<span class="operator">-</span><span class="operator">></span>setHost(url<span class="operator">.</span>host()); m_titleBar<span class="operator">-</span><span class="operator">></span>setTitle(m_webView<span class="operator">-</span><span class="operator">></span>title()); m_titleBar<span class="operator">-</span><span class="operator">></span>setProgress(m_progress); } <span class="type">void</span> BrowserView<span class="operator">::</span>finish(<span class="type">bool</span> ok) { m_progress <span class="operator">=</span> <span class="number">0</span>; updateTitleBar(); <span class="comment">// TODO: handle error</span> <span class="keyword">if</span> (<span class="operator">!</span>ok) { <span class="comment">//m_titleBar->setText("Loading failed.");</span> } } <span class="type">void</span> BrowserView<span class="operator">::</span>zoomIn() { <span class="type">int</span> i <span class="operator">=</span> m_zoomLevels<span class="operator">.</span>indexOf(m_currentZoom); Q_ASSERT(i <span class="operator">></span><span class="operator">=</span> <span class="number">0</span>); <span class="keyword">if</span> (i <span class="operator"><</span> m_zoomLevels<span class="operator">.</span>count() <span class="operator">-</span> <span class="number">1</span>) m_currentZoom <span class="operator">=</span> m_zoomLevels<span class="operator">[</span>i <span class="operator">+</span> <span class="number">1</span><span class="operator">]</span>; m_webView<span class="operator">-</span><span class="operator">></span>setZoomFactor(<span class="keyword">static_cast</span><span class="operator"><</span><span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span><span class="operator">></span>(m_currentZoom)<span class="operator">/</span><span class="number">100.0</span>); } <span class="type">void</span> BrowserView<span class="operator">::</span>zoomOut() { <span class="type">int</span> i <span class="operator">=</span> m_zoomLevels<span class="operator">.</span>indexOf(m_currentZoom); Q_ASSERT(i <span class="operator">></span><span class="operator">=</span> <span class="number">0</span>); <span class="keyword">if</span> (i <span class="operator">></span> <span class="number">0</span>) m_currentZoom <span class="operator">=</span> m_zoomLevels<span class="operator">[</span>i <span class="operator">-</span> <span class="number">1</span><span class="operator">]</span>; m_webView<span class="operator">-</span><span class="operator">></span>setZoomFactor(<span class="keyword">static_cast</span><span class="operator"><</span><span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span><span class="operator">></span>(m_currentZoom)<span class="operator">/</span><span class="number">100.0</span>); } <span class="type">void</span> BrowserView<span class="operator">::</span>resizeEvent(<span class="type"><a href="qresizeevent.html">QResizeEvent</a></span> <span class="operator">*</span>event) { <span class="type"><a href="qwidget.html">QWidget</a></span><span class="operator">::</span>resizeEvent(event); <span class="type">int</span> h1 <span class="operator">=</span> m_titleBar<span class="operator">-</span><span class="operator">></span>sizeHint()<span class="operator">.</span>height(); <span class="type">int</span> h2 <span class="operator">=</span> m_controlStrip<span class="operator">-</span><span class="operator">></span>sizeHint()<span class="operator">.</span>height(); m_titleBar<span class="operator">-</span><span class="operator">></span>setGeometry(<span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> width()<span class="operator">,</span> h1); m_controlStrip<span class="operator">-</span><span class="operator">></span>setGeometry(<span class="number">0</span><span class="operator">,</span> height() <span class="operator">-</span> h2<span class="operator">,</span> width()<span class="operator">,</span> h2); m_webView<span class="operator">-</span><span class="operator">></span>setGeometry(<span class="number">0</span><span class="operator">,</span> h1<span class="operator">,</span> width()<span class="operator">,</span> height() <span class="operator">-</span> h1); <span class="type">int</span> zw <span class="operator">=</span> m_zoomStrip<span class="operator">-</span><span class="operator">></span>sizeHint()<span class="operator">.</span>width(); <span class="type">int</span> zh <span class="operator">=</span> m_zoomStrip<span class="operator">-</span><span class="operator">></span>sizeHint()<span class="operator">.</span>height(); m_zoomStrip<span class="operator">-</span><span class="operator">></span>move(width() <span class="operator">-</span> zw<span class="operator">,</span> (height() <span class="operator">-</span> zh) <span class="operator">/</span> <span class="number">2</span>); } <span class="type">void</span> BrowserView<span class="operator">::</span>navigate(<span class="keyword">const</span> <span class="type"><a href="qurl.html">QUrl</a></span> <span class="operator">&</span>url) { m_webView<span class="operator">-</span><span class="operator">></span>load(url); }</pre> </div> <!-- @@@demos/embedded/anomaly/src/BrowserView.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. 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