369 lines
23 KiB
HTML
369 lines
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<h1 class="title">BrowserWindow.cpp Example File</h1>
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<span class="small-subtitle">demos/embedded/anomaly/src/BrowserWindow.cpp</span>
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<!-- $$$demos/embedded/anomaly/src/BrowserWindow.cpp-description -->
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<div class="descr"> <a name="details"></a>
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<pre class="cpp"> <span class="comment">/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the demos of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see http://www.qt.io/terms-conditions. For further
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** information use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/</span>
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<span class="preprocessor">#include "BrowserWindow.h"</span>
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<span class="preprocessor">#include <QtCore></span>
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<span class="preprocessor">#include <QtGui></span>
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<span class="preprocessor">#include <QPropertyAnimation></span>
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<span class="preprocessor">#include <QResizeEvent></span>
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<span class="preprocessor">#include "BrowserView.h"</span>
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<span class="preprocessor">#include "HomeView.h"</span>
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BrowserWindow<span class="operator">::</span>BrowserWindow()
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: m_slidingSurface(<span class="keyword">new</span> <span class="type"><a href="qwidget.html">QWidget</a></span>(<span class="keyword">this</span>))
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<span class="operator">,</span> m_homeView(<span class="keyword">new</span> HomeView(m_slidingSurface))
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<span class="operator">,</span> m_browserView(<span class="keyword">new</span> BrowserView(m_slidingSurface))
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<span class="operator">,</span> m_animation(<span class="keyword">new</span> <span class="type"><a href="qpropertyanimation.html">QPropertyAnimation</a></span>(<span class="keyword">this</span><span class="operator">,</span> <span class="string">"slideValue"</span>))
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{
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m_slidingSurface<span class="operator">-</span><span class="operator">></span>setAutoFillBackground(<span class="keyword">true</span>);
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m_homeView<span class="operator">-</span><span class="operator">></span>resize(size());
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m_browserView<span class="operator">-</span><span class="operator">></span>resize(size());
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connect(m_homeView<span class="operator">,</span> SIGNAL(addressEntered(<span class="type"><a href="qstring.html">QString</a></span>))<span class="operator">,</span> SLOT(gotoAddress(<span class="type"><a href="qstring.html">QString</a></span>)));
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connect(m_homeView<span class="operator">,</span> SIGNAL(urlActivated(<span class="type"><a href="qurl.html">QUrl</a></span>))<span class="operator">,</span> SLOT(navigate(<span class="type"><a href="qurl.html">QUrl</a></span>)));
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connect(m_browserView<span class="operator">,</span> SIGNAL(menuButtonClicked())<span class="operator">,</span> SLOT(showHomeView()));
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m_animation<span class="operator">-</span><span class="operator">></span>setDuration(<span class="number">200</span>);
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connect(m_animation<span class="operator">,</span> SIGNAL(finished())<span class="operator">,</span> SLOT(animationFinished()));
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setSlideValue(<span class="number">0.0f</span>);
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}
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<span class="type">void</span> BrowserWindow<span class="operator">::</span>gotoAddress(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>address)
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{
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m_browserView<span class="operator">-</span><span class="operator">></span>navigate(<span class="type"><a href="qurl.html">QUrl</a></span><span class="operator">::</span>fromUserInput(address));
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showBrowserView();
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}
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<span class="type">void</span> BrowserWindow<span class="operator">::</span>animationFinished()
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{
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m_animation<span class="operator">-</span><span class="operator">></span>setDirection(<span class="type"><a href="qabstractanimation.html">QAbstractAnimation</a></span><span class="operator">::</span>Forward);
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}
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<span class="type">void</span> BrowserWindow<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)
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{
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m_browserView<span class="operator">-</span><span class="operator">></span>navigate(url);
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showBrowserView();
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}
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<span class="type">void</span> BrowserWindow<span class="operator">::</span>setSlideValue(<span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> slideRatio)
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{
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<span class="comment">// we use a ratio to handle resize corectly</span>
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<span class="keyword">const</span> <span class="type">int</span> pos <span class="operator">=</span> <span class="operator">-</span><a href="qtglobal.html#qRound">qRound</a>(slideRatio <span class="operator">*</span> width());
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m_slidingSurface<span class="operator">-</span><span class="operator">></span>scroll(pos <span class="operator">-</span> m_homeView<span class="operator">-</span><span class="operator">></span>x()<span class="operator">,</span> <span class="number">0</span>);
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<span class="keyword">if</span> (<a href="qvector3d.html#qFuzzyCompare">qFuzzyCompare</a>(slideRatio<span class="operator">,</span> <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>(<span class="number">1.0f</span>))) {
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m_browserView<span class="operator">-</span><span class="operator">></span>show();
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m_homeView<span class="operator">-</span><span class="operator">></span>hide();
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} <span class="keyword">else</span> <span class="keyword">if</span> (<a href="qvector3d.html#qFuzzyCompare">qFuzzyCompare</a>(slideRatio<span class="operator">,</span> <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>(<span class="number">0.0f</span>))) {
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m_homeView<span class="operator">-</span><span class="operator">></span>show();
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m_browserView<span class="operator">-</span><span class="operator">></span>hide();
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} <span class="keyword">else</span> {
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m_browserView<span class="operator">-</span><span class="operator">></span>show();
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m_homeView<span class="operator">-</span><span class="operator">></span>show();
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}
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}
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<span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> BrowserWindow<span class="operator">::</span>slideValue() <span class="keyword">const</span>
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{
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Q_ASSERT(m_slidingSurface<span class="operator">-</span><span class="operator">></span>x() <span class="operator"><</span> width());
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<span class="keyword">return</span> <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>(<a href="qtglobal.html#qAbs">qAbs</a>(m_homeView<span class="operator">-</span><span class="operator">></span>x())) <span class="operator">/</span> width();
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|
}
|
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|
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<span class="type">void</span> BrowserWindow<span class="operator">::</span>showHomeView()
|
|
{
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m_animation<span class="operator">-</span><span class="operator">></span>setStartValue(slideValue());
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m_animation<span class="operator">-</span><span class="operator">></span>setEndValue(<span class="number">0.0f</span>);
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m_animation<span class="operator">-</span><span class="operator">></span>start();
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m_homeView<span class="operator">-</span><span class="operator">></span>setFocus();
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}
|
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|
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<span class="type">void</span> BrowserWindow<span class="operator">::</span>showBrowserView()
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|
{
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m_animation<span class="operator">-</span><span class="operator">></span>setStartValue(slideValue());
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m_animation<span class="operator">-</span><span class="operator">></span>setEndValue(<span class="number">1.0f</span>);
|
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m_animation<span class="operator">-</span><span class="operator">></span>start();
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|
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m_browserView<span class="operator">-</span><span class="operator">></span>setFocus();
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}
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<span class="type">void</span> BrowserWindow<span class="operator">::</span>keyReleaseEvent(<span class="type"><a href="qkeyevent.html">QKeyEvent</a></span> <span class="operator">*</span>event)
|
|
{
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|
<span class="type"><a href="qwidget.html">QWidget</a></span><span class="operator">::</span>keyReleaseEvent(event);
|
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|
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<span class="keyword">if</span> (event<span class="operator">-</span><span class="operator">></span>key() <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Key_F3) {
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|
<span class="keyword">if</span> (m_animation<span class="operator">-</span><span class="operator">></span>state() <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qabstractanimation.html">QAbstractAnimation</a></span><span class="operator">::</span>Running) {
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|
<span class="keyword">const</span> <span class="type"><a href="qabstractanimation.html">QAbstractAnimation</a></span><span class="operator">::</span>Direction direction <span class="operator">=</span> m_animation<span class="operator">-</span><span class="operator">></span>direction() <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qabstractanimation.html">QAbstractAnimation</a></span><span class="operator">::</span>Forward
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|
<span class="operator">?</span> <span class="type"><a href="qabstractanimation.html">QAbstractAnimation</a></span><span class="operator">::</span>Forward
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|
: <span class="type"><a href="qabstractanimation.html">QAbstractAnimation</a></span><span class="operator">::</span>Backward;
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|
m_animation<span class="operator">-</span><span class="operator">></span>setDirection(direction);
|
|
} <span class="keyword">else</span> <span class="keyword">if</span> (<a href="qvector3d.html#qFuzzyCompare">qFuzzyCompare</a>(slideValue()<span class="operator">,</span> <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>(<span class="number">1.0f</span>)))
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|
showHomeView();
|
|
<span class="keyword">else</span>
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|
showBrowserView();
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|
event<span class="operator">-</span><span class="operator">></span>accept();
|
|
}
|
|
}
|
|
|
|
<span class="type">void</span> BrowserWindow<span class="operator">::</span>resizeEvent(<span class="type"><a href="qresizeevent.html">QResizeEvent</a></span> <span class="operator">*</span>event)
|
|
{
|
|
<span class="keyword">const</span> <span class="type"><a href="qsize.html">QSize</a></span> oldSize <span class="operator">=</span> event<span class="operator">-</span><span class="operator">></span>oldSize();
|
|
<span class="keyword">const</span> <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> oldSlidingRatio <span class="operator">=</span> <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>(<a href="qtglobal.html#qAbs">qAbs</a>(m_homeView<span class="operator">-</span><span class="operator">></span>x())) <span class="operator">/</span> oldSize<span class="operator">.</span>width();
|
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|
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<span class="keyword">const</span> <span class="type"><a href="qsize.html">QSize</a></span> newSize <span class="operator">=</span> event<span class="operator">-</span><span class="operator">></span>size();
|
|
m_slidingSurface<span class="operator">-</span><span class="operator">></span>resize(newSize<span class="operator">.</span>width() <span class="operator">*</span> <span class="number">2</span><span class="operator">,</span> newSize<span class="operator">.</span>height());
|
|
|
|
m_homeView<span class="operator">-</span><span class="operator">></span>resize(newSize);
|
|
m_homeView<span class="operator">-</span><span class="operator">></span>move(<span class="number">0</span><span class="operator">,</span> <span class="number">0</span>);
|
|
|
|
m_browserView<span class="operator">-</span><span class="operator">></span>resize(newSize);
|
|
m_browserView<span class="operator">-</span><span class="operator">></span>move(newSize<span class="operator">.</span>width()<span class="operator">,</span> <span class="number">0</span>);
|
|
|
|
setSlideValue(oldSlidingRatio);
|
|
}</pre>
|
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</div>
|
|
<!-- @@@demos/embedded/anomaly/src/BrowserWindow.cpp -->
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