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<h1 class="title">window.cpp Example File</h1>
<span class="small-subtitle">itemviews/combowidgetmapper/window.cpp</span>
<!-- $$$itemviews/combowidgetmapper/window.cpp-description -->
<div class="descr"> <a name="details"></a>
<pre class="cpp"> <span class="comment">/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** &quot;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
** &quot;AS IS&quot; 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.&quot;
**
** $QT_END_LICENSE$
**
****************************************************************************/</span>
<span class="preprocessor">#include &lt;QtGui&gt;</span>
<span class="preprocessor">#include &quot;window.h&quot;</span>
Window<span class="operator">::</span>Window(<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)
{
setupModel();
nameLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">&quot;Na&amp;me:&quot;</span>));
nameEdit <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlineedit.html">QLineEdit</a></span>();
addressLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">&quot;&amp;Address:&quot;</span>));
addressEdit <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtextedit.html">QTextEdit</a></span>();
typeLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">&quot;&amp;Type:&quot;</span>));
typeComboBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>();
nextButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qpushbutton.html">QPushButton</a></span>(tr(<span class="string">&quot;&amp;Next&quot;</span>));
previousButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qpushbutton.html">QPushButton</a></span>(tr(<span class="string">&quot;&amp;Previous&quot;</span>));
nameLabel<span class="operator">-</span><span class="operator">&gt;</span>setBuddy(nameEdit);
addressLabel<span class="operator">-</span><span class="operator">&gt;</span>setBuddy(addressEdit);
typeLabel<span class="operator">-</span><span class="operator">&gt;</span>setBuddy(typeComboBox);
typeComboBox<span class="operator">-</span><span class="operator">&gt;</span>setModel(typeModel);
mapper <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qdatawidgetmapper.html">QDataWidgetMapper</a></span>(<span class="keyword">this</span>);
mapper<span class="operator">-</span><span class="operator">&gt;</span>setModel(model);
mapper<span class="operator">-</span><span class="operator">&gt;</span>addMapping(nameEdit<span class="operator">,</span> <span class="number">0</span>);
mapper<span class="operator">-</span><span class="operator">&gt;</span>addMapping(addressEdit<span class="operator">,</span> <span class="number">1</span>);
mapper<span class="operator">-</span><span class="operator">&gt;</span>addMapping(typeComboBox<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="string">&quot;currentIndex&quot;</span>);
connect(previousButton<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span>
mapper<span class="operator">,</span> SLOT(toPrevious()));
connect(nextButton<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span>
mapper<span class="operator">,</span> SLOT(toNext()));
connect(mapper<span class="operator">,</span> SIGNAL(currentIndexChanged(<span class="type">int</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(updateButtons(<span class="type">int</span>)));
<span class="type"><a href="qgridlayout.html">QGridLayout</a></span> <span class="operator">*</span>layout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgridlayout.html">QGridLayout</a></span>();
layout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(nameLabel<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">1</span><span class="operator">,</span> <span class="number">1</span>);
layout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(nameEdit<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span>);
layout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(previousButton<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span>);
layout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(addressLabel<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span>);
layout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(addressEdit<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">1</span>);
layout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(nextButton<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span>);
layout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(typeLabel<span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span>);
layout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(typeComboBox<span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span>);
setLayout(layout);
setWindowTitle(tr(<span class="string">&quot;Delegate Widget Mapper&quot;</span>));
mapper<span class="operator">-</span><span class="operator">&gt;</span>toFirst();
}
<span class="type">void</span> Window<span class="operator">::</span>setupModel()
{
<span class="type"><a href="qstringlist.html">QStringList</a></span> items;
items <span class="operator">&lt;</span><span class="operator">&lt;</span> tr(<span class="string">&quot;Home&quot;</span>) <span class="operator">&lt;</span><span class="operator">&lt;</span> tr(<span class="string">&quot;Work&quot;</span>) <span class="operator">&lt;</span><span class="operator">&lt;</span> tr(<span class="string">&quot;Other&quot;</span>);
typeModel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qstringlistmodel.html">QStringListModel</a></span>(items<span class="operator">,</span> <span class="keyword">this</span>);
model <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qstandarditemmodel.html">QStandardItemModel</a></span>(<span class="number">5</span><span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="keyword">this</span>);
<span class="type"><a href="qstringlist.html">QStringList</a></span> names;
names <span class="operator">&lt;</span><span class="operator">&lt;</span> <span class="string">&quot;Alice&quot;</span> <span class="operator">&lt;</span><span class="operator">&lt;</span> <span class="string">&quot;Bob&quot;</span> <span class="operator">&lt;</span><span class="operator">&lt;</span> <span class="string">&quot;Carol&quot;</span> <span class="operator">&lt;</span><span class="operator">&lt;</span> <span class="string">&quot;Donald&quot;</span> <span class="operator">&lt;</span><span class="operator">&lt;</span> <span class="string">&quot;Emma&quot;</span>;
<span class="type"><a href="qstringlist.html">QStringList</a></span> addresses;
addresses <span class="operator">&lt;</span><span class="operator">&lt;</span> <span class="string">&quot;&lt;qt&gt;123 Main Street&lt;br/&gt;Market Town&lt;/qt&gt;&quot;</span>
<span class="operator">&lt;</span><span class="operator">&lt;</span> <span class="string">&quot;&lt;qt&gt;PO Box 32&lt;br/&gt;Mail Handling Service&quot;</span>
<span class="string">&quot;&lt;br/&gt;Service City&lt;/qt&gt;&quot;</span>
<span class="operator">&lt;</span><span class="operator">&lt;</span> <span class="string">&quot;&lt;qt&gt;The Lighthouse&lt;br/&gt;Remote Island&lt;/qt&gt;&quot;</span>
<span class="operator">&lt;</span><span class="operator">&lt;</span> <span class="string">&quot;&lt;qt&gt;47338 Park Avenue&lt;br/&gt;Big City&lt;/qt&gt;&quot;</span>
<span class="operator">&lt;</span><span class="operator">&lt;</span> <span class="string">&quot;&lt;qt&gt;Research Station&lt;br/&gt;Base Camp&lt;br/&gt;Big Mountain&lt;/qt&gt;&quot;</span>;
<span class="type"><a href="qstringlist.html">QStringList</a></span> types;
types <span class="operator">&lt;</span><span class="operator">&lt;</span> <span class="string">&quot;0&quot;</span> <span class="operator">&lt;</span><span class="operator">&lt;</span> <span class="string">&quot;1&quot;</span> <span class="operator">&lt;</span><span class="operator">&lt;</span> <span class="string">&quot;2&quot;</span> <span class="operator">&lt;</span><span class="operator">&lt;</span> <span class="string">&quot;0&quot;</span> <span class="operator">&lt;</span><span class="operator">&lt;</span> <span class="string">&quot;2&quot;</span>;
<span class="keyword">for</span> (<span class="type">int</span> row <span class="operator">=</span> <span class="number">0</span>; row <span class="operator">&lt;</span> <span class="number">5</span>; <span class="operator">+</span><span class="operator">+</span>row) {
<span class="type"><a href="qstandarditem.html">QStandardItem</a></span> <span class="operator">*</span>item <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qstandarditem.html">QStandardItem</a></span>(names<span class="operator">[</span>row<span class="operator">]</span>);
model<span class="operator">-</span><span class="operator">&gt;</span>setItem(row<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> item);
item <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qstandarditem.html">QStandardItem</a></span>(addresses<span class="operator">[</span>row<span class="operator">]</span>);
model<span class="operator">-</span><span class="operator">&gt;</span>setItem(row<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> item);
item <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qstandarditem.html">QStandardItem</a></span>(types<span class="operator">[</span>row<span class="operator">]</span>);
model<span class="operator">-</span><span class="operator">&gt;</span>setItem(row<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> item);
}
}
<span class="type">void</span> Window<span class="operator">::</span>updateButtons(<span class="type">int</span> row)
{
previousButton<span class="operator">-</span><span class="operator">&gt;</span>setEnabled(row <span class="operator">&gt;</span> <span class="number">0</span>);
nextButton<span class="operator">-</span><span class="operator">&gt;</span>setEnabled(row <span class="operator">&lt;</span> model<span class="operator">-</span><span class="operator">&gt;</span>rowCount() <span class="operator">-</span> <span class="number">1</span>);
}</pre>
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<!-- @@@itemviews/combowidgetmapper/window.cpp -->
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