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<td >Qt 5.9</td><td ><a href="qtwidgets-index.html">Qt Widgets</a></td><td ><a href="qtwidgets-graphicsview-weatheranchorlayout-example.html">Weather Anchor Layout Example</a></td><td >main.cpp Example File</td></tr></table><table class="buildversion"><tr>
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<h1 class="title">main.cpp Example File</h1>
<span class="subtitle">graphicsview/weatheranchorlayout/main.cpp</span>
<!-- $$$graphicsview/weatheranchorlayout/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 <QApplication></span>
<span class="preprocessor">#include <QLabel></span>
<span class="preprocessor">#include <QPainter></span>
<span class="preprocessor">#include <QPushButton></span>
<span class="preprocessor">#include <QGraphicsAnchorLayout></span>
<span class="preprocessor">#include <QGraphicsProxyWidget></span>
<span class="preprocessor">#include <QGraphicsScene></span>
<span class="preprocessor">#include <QGraphicsSceneResizeEvent></span>
<span class="preprocessor">#include <QGraphicsView></span>
<span class="preprocessor">#include <QGraphicsWidget></span>
<span class="keyword">class</span> GraphicsView : <span class="keyword">public</span> <span class="type"><a href="qgraphicsview.html">QGraphicsView</a></span>
{
<span class="keyword">public</span>:
GraphicsView(<span class="type"><a href="qgraphicsscene.html">QGraphicsScene</a></span> <span class="operator">*</span>scene<span class="operator">,</span> <span class="type"><a href="qgraphicswidget.html">QGraphicsWidget</a></span> <span class="operator">*</span>widget)
: <span class="type"><a href="qgraphicsview.html">QGraphicsView</a></span>(scene)<span class="operator">,</span> w(widget)
{
}
<span class="type">void</span> resizeEvent(<span class="type"><a href="../qtgui/qresizeevent.html">QResizeEvent</a></span> <span class="operator">*</span>event) override
{
w<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> event<span class="operator">-</span><span class="operator">></span>size()<span class="operator">.</span>width()<span class="operator">,</span> event<span class="operator">-</span><span class="operator">></span>size()<span class="operator">.</span>height());
}
<span class="type"><a href="qgraphicswidget.html">QGraphicsWidget</a></span> <span class="operator">*</span>w;
};
<span class="keyword">class</span> PixmapWidget : <span class="keyword">public</span> <span class="type"><a href="qgraphicslayoutitem.html">QGraphicsLayoutItem</a></span>
{
<span class="keyword">public</span>:
PixmapWidget(<span class="keyword">const</span> <span class="type"><a href="../qtgui/qpixmap.html">QPixmap</a></span> <span class="operator">&</span>pix)
: <span class="type"><a href="qgraphicslayoutitem.html">QGraphicsLayoutItem</a></span>()
{
original <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgraphicspixmapitem.html">QGraphicsPixmapItem</a></span>(pix);
setGraphicsItem(original);
original<span class="operator">-</span><span class="operator">></span>show();
r <span class="operator">=</span> <span class="type"><a href="../qtcore/qrectf.html">QRectF</a></span>(<span class="type"><a href="../qtcore/qpointf.html">QPointF</a></span>(<span class="number">0</span><span class="operator">,</span> <span class="number">0</span>)<span class="operator">,</span> pix<span class="operator">.</span>size());
}
<span class="operator">~</span>PixmapWidget()
{
setGraphicsItem(<span class="number">0</span>);
<span class="keyword">delete</span> original;
}
<span class="type">void</span> setZValue(<span class="type"><a href="../qtcore/qtglobal.html#qreal-typedef">qreal</a></span> z)
{
original<span class="operator">-</span><span class="operator">></span>setZValue(z);
}
<span class="type">void</span> setGeometry (<span class="keyword">const</span> <span class="type"><a href="../qtcore/qrectf.html">QRectF</a></span> <span class="operator">&</span>rect) override
{
original<span class="operator">-</span><span class="operator">></span>setTransform(<span class="type"><a href="../qtgui/qtransform.html">QTransform</a></span><span class="operator">::</span>fromScale(rect<span class="operator">.</span>width() <span class="operator">/</span> r<span class="operator">.</span>width()<span class="operator">,</span>
rect<span class="operator">.</span>height() <span class="operator">/</span> r<span class="operator">.</span>height())<span class="operator">,</span> <span class="keyword">true</span>);
original<span class="operator">-</span><span class="operator">></span>setPos(rect<span class="operator">.</span>x()<span class="operator">,</span> rect<span class="operator">.</span>y());
r <span class="operator">=</span> rect;
}
<span class="keyword">protected</span>:
<span class="type"><a href="../qtcore/qsizef.html">QSizeF</a></span> sizeHint(<span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>SizeHint which<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="../qtcore/qsizef.html">QSizeF</a></span> <span class="operator">&</span>constraint <span class="operator">=</span> <span class="type"><a href="../qtcore/qsizef.html">QSizeF</a></span>()) <span class="keyword">const</span> override
{
Q_UNUSED(constraint);
<span class="type"><a href="../qtcore/qsizef.html">QSizeF</a></span> sh;
<span class="keyword">switch</span> (which) {
<span class="keyword">case</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>MinimumSize:
sh <span class="operator">=</span> <span class="type"><a href="../qtcore/qsizef.html">QSizeF</a></span>(<span class="number">0</span><span class="operator">,</span> <span class="number">0</span>);
<span class="keyword">break</span>;
<span class="keyword">case</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>PreferredSize:
sh <span class="operator">=</span> <span class="type"><a href="../qtcore/qsizef.html">QSizeF</a></span>(<span class="number">50</span><span class="operator">,</span> <span class="number">50</span>);
<span class="keyword">break</span>;
<span class="keyword">case</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>MaximumSize:
sh <span class="operator">=</span> <span class="type"><a href="../qtcore/qsizef.html">QSizeF</a></span>(QWIDGETSIZE_MAX<span class="operator">,</span> QWIDGETSIZE_MAX);
<span class="keyword">break</span>;
<span class="keyword">default</span>:
<span class="keyword">break</span>;
}
<span class="keyword">return</span> sh;
}
<span class="keyword">private</span>:
<span class="type"><a href="qgraphicspixmapitem.html">QGraphicsPixmapItem</a></span> <span class="operator">*</span>original;
<span class="type"><a href="../qtcore/qrectf.html">QRectF</a></span> r;
};
<span class="keyword">class</span> PlaceWidget : <span class="keyword">public</span> <span class="type"><a href="qgraphicswidget.html">QGraphicsWidget</a></span>
{
Q_OBJECT
<span class="keyword">public</span>:
PlaceWidget(<span class="keyword">const</span> <span class="type"><a href="../qtgui/qpixmap.html">QPixmap</a></span> <span class="operator">&</span>pix)
: <span class="type"><a href="qgraphicswidget.html">QGraphicsWidget</a></span>()
<span class="operator">,</span> original(pix)
<span class="operator">,</span> scaled(pix)
{
}
<span class="type">void</span> paint(<span class="type"><a href="../qtgui/qpainter.html">QPainter</a></span> <span class="operator">*</span>painter<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qstyleoptiongraphicsitem.html">QStyleOptionGraphicsItem</a></span> <span class="operator">*</span><span class="operator">,</span> <span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>) override
{
<span class="type"><a href="../qtcore/qpointf.html">QPointF</a></span> reflection <span class="operator">=</span> <span class="type"><a href="../qtcore/qpointf.html">QPointF</a></span>();
reflection<span class="operator">.</span>setY(scaled<span class="operator">.</span>height() <span class="operator">+</span> <span class="number">2</span>);
painter<span class="operator">-</span><span class="operator">></span>drawPixmap(<span class="type"><a href="../qtcore/qpointf.html">QPointF</a></span>()<span class="operator">,</span> scaled);
<span class="type"><a href="../qtgui/qpixmap.html">QPixmap</a></span> tmp(scaled<span class="operator">.</span>size());
tmp<span class="operator">.</span>fill(<span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>transparent);
<span class="type"><a href="../qtgui/qpainter.html">QPainter</a></span> p(<span class="operator">&</span>tmp);
<span class="comment">// create gradient</span>
<span class="type"><a href="../qtcore/qpoint.html">QPoint</a></span> p1(scaled<span class="operator">.</span>width() <span class="operator">/</span> <span class="number">2</span><span class="operator">,</span> <span class="number">0</span>);
<span class="type"><a href="../qtcore/qpoint.html">QPoint</a></span> p2(scaled<span class="operator">.</span>width() <span class="operator">/</span> <span class="number">2</span><span class="operator">,</span> scaled<span class="operator">.</span>height());
<span class="type"><a href="../qtgui/qlineargradient.html">QLinearGradient</a></span> linearGrad(p1<span class="operator">,</span> p2);
linearGrad<span class="operator">.</span>setColorAt(<span class="number">0</span><span class="operator">,</span> <span class="type"><a href="../qtgui/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">0</span>));
linearGrad<span class="operator">.</span>setColorAt(<span class="number">0.65</span><span class="operator">,</span> <span class="type"><a href="../qtgui/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">127</span>));
linearGrad<span class="operator">.</span>setColorAt(<span class="number">1</span><span class="operator">,</span> <span class="type"><a href="../qtgui/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">255</span>));
<span class="comment">// apply 'mask'</span>
p<span class="operator">.</span>setBrush(linearGrad);
p<span class="operator">.</span>fillRect(<span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> tmp<span class="operator">.</span>width()<span class="operator">,</span> tmp<span class="operator">.</span>height()<span class="operator">,</span> <span class="type"><a href="../qtgui/qbrush.html">QBrush</a></span>(linearGrad));
p<span class="operator">.</span>fillRect(<span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> tmp<span class="operator">.</span>width()<span class="operator">,</span> tmp<span class="operator">.</span>height()<span class="operator">,</span> <span class="type"><a href="../qtgui/qbrush.html">QBrush</a></span>(linearGrad));
<span class="comment">// paint the image flipped</span>
p<span class="operator">.</span>setCompositionMode(<span class="type"><a href="../qtgui/qpainter.html">QPainter</a></span><span class="operator">::</span>CompositionMode_DestinationOver);
p<span class="operator">.</span>drawPixmap(<span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="type"><a href="../qtgui/qpixmap.html">QPixmap</a></span><span class="operator">::</span>fromImage(scaled<span class="operator">.</span>toImage()<span class="operator">.</span>mirrored(<span class="keyword">false</span><span class="operator">,</span> <span class="keyword">true</span>)));
p<span class="operator">.</span>end();
painter<span class="operator">-</span><span class="operator">></span>drawPixmap(reflection<span class="operator">,</span> tmp);
}
<span class="type">void</span> resizeEvent(<span class="type"><a href="qgraphicssceneresizeevent.html">QGraphicsSceneResizeEvent</a></span> <span class="operator">*</span>event) override
{
<span class="type"><a href="../qtcore/qsize.html">QSize</a></span> newSize <span class="operator">=</span> event<span class="operator">-</span><span class="operator">></span>newSize()<span class="operator">.</span>toSize();
newSize<span class="operator">.</span>setHeight(newSize<span class="operator">.</span>height() <span class="operator">/</span> <span class="number">2</span>);
scaled <span class="operator">=</span> original<span class="operator">.</span>scaled(newSize);
}
<span class="type"><a href="../qtcore/qrectf.html">QRectF</a></span> boundingRect() <span class="keyword">const</span> override
{
<span class="type"><a href="../qtcore/qsize.html">QSize</a></span> size(scaled<span class="operator">.</span>width()<span class="operator">,</span> scaled<span class="operator">.</span>height() <span class="operator">*</span> <span class="number">2</span> <span class="operator">+</span> <span class="number">2</span>);
<span class="keyword">return</span> <span class="type"><a href="../qtcore/qrectf.html">QRectF</a></span>(<span class="type"><a href="../qtcore/qpointf.html">QPointF</a></span>(<span class="number">0</span><span class="operator">,</span> <span class="number">0</span>)<span class="operator">,</span> size);
}
<span class="keyword">private</span>:
<span class="type"><a href="../qtgui/qpixmap.html">QPixmap</a></span> original;
<span class="type"><a href="../qtgui/qpixmap.html">QPixmap</a></span> scaled;
};
<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>)
{
Q_INIT_RESOURCE(weatheranchorlayout);
<span class="type"><a href="qapplication.html">QApplication</a></span> app(argc<span class="operator">,</span> argv);
<span class="type"><a href="qgraphicsscene.html">QGraphicsScene</a></span> scene;
scene<span class="operator">.</span>setSceneRect(<span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">800</span><span class="operator">,</span> <span class="number">480</span>);
<span class="comment">// pixmaps widgets</span>
PixmapWidget <span class="operator">*</span>title <span class="operator">=</span> <span class="keyword">new</span> PixmapWidget(<span class="type"><a href="../qtgui/qpixmap.html">QPixmap</a></span>(<span class="string">":/images/title.jpg"</span>));
PlaceWidget <span class="operator">*</span>place <span class="operator">=</span> <span class="keyword">new</span> PlaceWidget(<span class="type"><a href="../qtgui/qpixmap.html">QPixmap</a></span>(<span class="string">":/images/place.jpg"</span>));
PixmapWidget <span class="operator">*</span>details <span class="operator">=</span> <span class="keyword">new</span> PixmapWidget(<span class="type"><a href="../qtgui/qpixmap.html">QPixmap</a></span>(<span class="string">":/images/5days.jpg"</span>));
PixmapWidget <span class="operator">*</span>sunnyWeather <span class="operator">=</span> <span class="keyword">new</span> PixmapWidget(<span class="type"><a href="../qtgui/qpixmap.html">QPixmap</a></span>(<span class="string">":/images/weather-few-clouds.png"</span>));
PixmapWidget <span class="operator">*</span>tabbar <span class="operator">=</span> <span class="keyword">new</span> PixmapWidget(<span class="type"><a href="../qtgui/qpixmap.html">QPixmap</a></span>(<span class="string">":/images/tabbar.jpg"</span>));
<span class="comment">// setup sizes</span>
title<span class="operator">-</span><span class="operator">></span>setPreferredSize(<span class="type"><a href="../qtcore/qsizef.html">QSizeF</a></span>(<span class="number">348</span><span class="operator">,</span> <span class="number">45</span>));
title<span class="operator">-</span><span class="operator">></span>setSizePolicy(<span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Minimum<span class="operator">,</span> <span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Minimum);
place<span class="operator">-</span><span class="operator">></span>setPreferredSize(<span class="type"><a href="../qtcore/qsizef.html">QSizeF</a></span>(<span class="number">96</span><span class="operator">,</span> <span class="number">72</span>));
place<span class="operator">-</span><span class="operator">></span>setSizePolicy(<span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Minimum<span class="operator">,</span> <span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Minimum);
details<span class="operator">-</span><span class="operator">></span>setMinimumSize(<span class="type"><a href="../qtcore/qsizef.html">QSizeF</a></span>(<span class="number">200</span><span class="operator">,</span> <span class="number">112</span>));
details<span class="operator">-</span><span class="operator">></span>setPreferredSize(<span class="type"><a href="../qtcore/qsizef.html">QSizeF</a></span>(<span class="number">200</span><span class="operator">,</span> <span class="number">112</span>));
details<span class="operator">-</span><span class="operator">></span>setSizePolicy(<span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Minimum<span class="operator">,</span> <span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Minimum);
tabbar<span class="operator">-</span><span class="operator">></span>setPreferredSize(<span class="type"><a href="../qtcore/qsizef.html">QSizeF</a></span>(<span class="number">70</span><span class="operator">,</span> <span class="number">24</span>));
tabbar<span class="operator">-</span><span class="operator">></span>setSizePolicy(<span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Minimum<span class="operator">,</span> <span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Minimum);
sunnyWeather<span class="operator">-</span><span class="operator">></span>setPreferredSize(<span class="type"><a href="../qtcore/qsizef.html">QSizeF</a></span>(<span class="number">128</span><span class="operator">,</span> <span class="number">97</span>));
sunnyWeather<span class="operator">-</span><span class="operator">></span>setSizePolicy(<span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Minimum<span class="operator">,</span> <span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Minimum);
sunnyWeather<span class="operator">-</span><span class="operator">></span>setZValue(<span class="number">9999</span>);
<span class="comment">// start anchor layout</span>
<span class="type"><a href="qgraphicsanchorlayout.html">QGraphicsAnchorLayout</a></span> <span class="operator">*</span>layout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgraphicsanchorlayout.html">QGraphicsAnchorLayout</a></span>;
layout<span class="operator">-</span><span class="operator">></span>setSpacing(<span class="number">0</span>);
<span class="comment">// setup the main widget</span>
<span class="type"><a href="qgraphicswidget.html">QGraphicsWidget</a></span> <span class="operator">*</span>widget <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgraphicswidget.html">QGraphicsWidget</a></span>(<span class="number">0</span><span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>Window);
<span class="type"><a href="../qtgui/qpalette.html">QPalette</a></span> p;
p<span class="operator">.</span>setColor(<span class="type"><a href="../qtgui/qpalette.html">QPalette</a></span><span class="operator">::</span>Window<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>black);
widget<span class="operator">-</span><span class="operator">></span>setPalette(p);
widget<span class="operator">-</span><span class="operator">></span>setPos(<span class="number">20</span><span class="operator">,</span> <span class="number">20</span>);
widget<span class="operator">-</span><span class="operator">></span>setLayout(layout);
<span class="comment">// vertical anchors</span>
<span class="type"><a href="qgraphicsanchor.html">QGraphicsAnchor</a></span> <span class="operator">*</span>anchor <span class="operator">=</span> layout<span class="operator">-</span><span class="operator">></span>addAnchor(title<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorTop<span class="operator">,</span> layout<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorTop);
anchor <span class="operator">=</span> layout<span class="operator">-</span><span class="operator">></span>addAnchor(place<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorTop<span class="operator">,</span> title<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorBottom);
anchor<span class="operator">-</span><span class="operator">></span>setSpacing(<span class="number">12</span>);
anchor <span class="operator">=</span> layout<span class="operator">-</span><span class="operator">></span>addAnchor(place<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorBottom<span class="operator">,</span> layout<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorBottom);
anchor<span class="operator">-</span><span class="operator">></span>setSpacing(<span class="number">12</span>);
anchor <span class="operator">=</span> layout<span class="operator">-</span><span class="operator">></span>addAnchor(sunnyWeather<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorTop<span class="operator">,</span> title<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorTop);
anchor <span class="operator">=</span> layout<span class="operator">-</span><span class="operator">></span>addAnchor(sunnyWeather<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorBottom<span class="operator">,</span> layout<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorVerticalCenter);
anchor <span class="operator">=</span> layout<span class="operator">-</span><span class="operator">></span>addAnchor(tabbar<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorTop<span class="operator">,</span> title<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorBottom);
anchor<span class="operator">-</span><span class="operator">></span>setSpacing(<span class="number">5</span>);
anchor <span class="operator">=</span> layout<span class="operator">-</span><span class="operator">></span>addAnchor(details<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorTop<span class="operator">,</span> tabbar<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorBottom);
anchor<span class="operator">-</span><span class="operator">></span>setSpacing(<span class="number">2</span>);
anchor <span class="operator">=</span> layout<span class="operator">-</span><span class="operator">></span>addAnchor(details<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorBottom<span class="operator">,</span> layout<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorBottom);
anchor<span class="operator">-</span><span class="operator">></span>setSpacing(<span class="number">12</span>);
<span class="comment">// horizontal anchors</span>
anchor <span class="operator">=</span> layout<span class="operator">-</span><span class="operator">></span>addAnchor(layout<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorLeft<span class="operator">,</span> title<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorLeft);
anchor <span class="operator">=</span> layout<span class="operator">-</span><span class="operator">></span>addAnchor(title<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorRight<span class="operator">,</span> layout<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorRight);
anchor <span class="operator">=</span> layout<span class="operator">-</span><span class="operator">></span>addAnchor(place<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorLeft<span class="operator">,</span> layout<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorLeft);
anchor<span class="operator">-</span><span class="operator">></span>setSpacing(<span class="number">15</span>);
anchor <span class="operator">=</span> layout<span class="operator">-</span><span class="operator">></span>addAnchor(place<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorRight<span class="operator">,</span> details<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorLeft);
anchor<span class="operator">-</span><span class="operator">></span>setSpacing(<span class="number">35</span>);
anchor <span class="operator">=</span> layout<span class="operator">-</span><span class="operator">></span>addAnchor(sunnyWeather<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorLeft<span class="operator">,</span> place<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorHorizontalCenter);
anchor <span class="operator">=</span> layout<span class="operator">-</span><span class="operator">></span>addAnchor(sunnyWeather<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorRight<span class="operator">,</span> layout<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorHorizontalCenter);
anchor <span class="operator">=</span> layout<span class="operator">-</span><span class="operator">></span>addAnchor(tabbar<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorHorizontalCenter<span class="operator">,</span> details<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorHorizontalCenter);
anchor <span class="operator">=</span> layout<span class="operator">-</span><span class="operator">></span>addAnchor(details<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorRight<span class="operator">,</span> layout<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AnchorRight);
<span class="comment">// QGV setup</span>
scene<span class="operator">.</span>addItem(widget);
scene<span class="operator">.</span>setBackgroundBrush(<span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>white);
<span class="type"><a href="qgraphicsview.html">QGraphicsView</a></span> <span class="operator">*</span>view <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgraphicsview.html">QGraphicsView</a></span>(<span class="operator">&</span>scene);
view<span class="operator">-</span><span class="operator">></span>show();
<span class="keyword">return</span> app<span class="operator">.</span>exec();
}
<span class="preprocessor">#include "main.moc"</span>
</pre>
</div>
<!-- @@@graphicsview/weatheranchorlayout/main.cpp -->
</div>
</div>
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<acronym title="Copyright">©</acronym> 2017 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
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distrib
>
Mageia
>
6
>
armv5tl
>
media
>
core-updates
>
by-pkgid
>
768f7d9f703884aa2562bf0a651086df
>
files
>
3939
