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<h1 class="title">informationwindow.cpp Example File</h1>
<span class="small-subtitle">sql/drilldown/informationwindow.cpp</span>
<!-- $$$sql/drilldown/informationwindow.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:
**
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** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
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** 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;
**
** $QT_END_LICENSE$
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****************************************************************************/</span>
<span class="preprocessor">#include &quot;informationwindow.h&quot;</span>
InformationWindow<span class="operator">::</span>InformationWindow(<span class="type">int</span> id<span class="operator">,</span> <span class="type"><a href="qsqlrelationaltablemodel.html">QSqlRelationalTableModel</a></span> <span class="operator">*</span>offices<span class="operator">,</span>
<span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>parent)
: <span class="type"><a href="qdialog.html">QDialog</a></span>(parent)
{
<span class="type"><a href="qlabel.html">QLabel</a></span> <span class="operator">*</span>locationLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">&quot;Location: &quot;</span>));
<span class="type"><a href="qlabel.html">QLabel</a></span> <span class="operator">*</span>countryLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">&quot;Country: &quot;</span>));
<span class="type"><a href="qlabel.html">QLabel</a></span> <span class="operator">*</span>descriptionLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">&quot;Description: &quot;</span>));
<span class="type"><a href="qlabel.html">QLabel</a></span> <span class="operator">*</span>imageFileLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">&quot;Image file: &quot;</span>));
createButtons();
locationText <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>;
countryText <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>;
descriptionEditor <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtextedit.html">QTextEdit</a></span>;
imageFileEditor <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>;
imageFileEditor<span class="operator">-</span><span class="operator">&gt;</span>setModel(offices<span class="operator">-</span><span class="operator">&gt;</span>relationModel(<span class="number">1</span>));
imageFileEditor<span class="operator">-</span><span class="operator">&gt;</span>setModelColumn(offices<span class="operator">-</span><span class="operator">&gt;</span>relationModel(<span class="number">1</span>)<span class="operator">-</span><span class="operator">&gt;</span>fieldIndex(<span class="string">&quot;file&quot;</span>));
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(offices);
mapper<span class="operator">-</span><span class="operator">&gt;</span>setSubmitPolicy(<span class="type"><a href="qdatawidgetmapper.html">QDataWidgetMapper</a></span><span class="operator">::</span>ManualSubmit);
mapper<span class="operator">-</span><span class="operator">&gt;</span>setItemDelegate(<span class="keyword">new</span> <span class="type"><a href="qsqlrelationaldelegate.html">QSqlRelationalDelegate</a></span>(mapper));
mapper<span class="operator">-</span><span class="operator">&gt;</span>addMapping(imageFileEditor<span class="operator">,</span> <span class="number">1</span>);
mapper<span class="operator">-</span><span class="operator">&gt;</span>addMapping(locationText<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="string">&quot;text&quot;</span>);
mapper<span class="operator">-</span><span class="operator">&gt;</span>addMapping(countryText<span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="string">&quot;text&quot;</span>);
mapper<span class="operator">-</span><span class="operator">&gt;</span>addMapping(descriptionEditor<span class="operator">,</span> <span class="number">4</span>);
mapper<span class="operator">-</span><span class="operator">&gt;</span>setCurrentIndex(id);
connect(descriptionEditor<span class="operator">,</span> SIGNAL(textChanged())<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(enableButtons()));
connect(imageFileEditor<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(enableButtons()));
<span class="type"><a href="qformlayout.html">QFormLayout</a></span> <span class="operator">*</span>formLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qformlayout.html">QFormLayout</a></span>;
formLayout<span class="operator">-</span><span class="operator">&gt;</span>addRow(locationLabel<span class="operator">,</span> locationText);
formLayout<span class="operator">-</span><span class="operator">&gt;</span>addRow(countryLabel<span class="operator">,</span> countryText);
formLayout<span class="operator">-</span><span class="operator">&gt;</span>addRow(imageFileLabel<span class="operator">,</span> imageFileEditor);
formLayout<span class="operator">-</span><span class="operator">&gt;</span>addRow(descriptionLabel<span class="operator">,</span> descriptionEditor);
<span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span> <span class="operator">*</span>layout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span>;
layout<span class="operator">-</span><span class="operator">&gt;</span>addLayout(formLayout);
layout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(buttonBox);
setLayout(layout);
locationId <span class="operator">=</span> id;
displayedImage <span class="operator">=</span> imageFileEditor<span class="operator">-</span><span class="operator">&gt;</span>currentText();
<span class="comment">// Commented the following line. Now the window will look like dialog and the Qt will place the QDialogBox buttons to menu area in Symbian.</span>
<span class="comment">// Too bad that the revert button is missing, Should the Qt place the buttons under Option menu in the menu area?!</span>
<span class="comment">// If the Qt::Window flag was used, the background of window is white in symbian and the QLabels can't be regognized from the background.</span>
<span class="comment">//setWindowFlags(Qt::Window);</span>
enableButtons(<span class="keyword">false</span>);
setWindowTitle(tr(<span class="string">&quot;Office: %1&quot;</span>)<span class="operator">.</span>arg(locationText<span class="operator">-</span><span class="operator">&gt;</span>text()));
}
<span class="type">int</span> InformationWindow<span class="operator">::</span>id()
{
<span class="keyword">return</span> locationId;
}
<span class="type">void</span> InformationWindow<span class="operator">::</span>revert()
{
mapper<span class="operator">-</span><span class="operator">&gt;</span>revert();
enableButtons(<span class="keyword">false</span>);
}
<span class="type">void</span> InformationWindow<span class="operator">::</span>submit()
{
<span class="type"><a href="qstring.html">QString</a></span> newImage(imageFileEditor<span class="operator">-</span><span class="operator">&gt;</span>currentText());
<span class="keyword">if</span> (displayedImage <span class="operator">!</span><span class="operator">=</span> newImage) {
displayedImage <span class="operator">=</span> newImage;
<span class="keyword">emit</span> imageChanged(locationId<span class="operator">,</span> newImage);
}
mapper<span class="operator">-</span><span class="operator">&gt;</span>submit();
mapper<span class="operator">-</span><span class="operator">&gt;</span>setCurrentIndex(locationId);
enableButtons(<span class="keyword">false</span>);
}
<span class="type">void</span> InformationWindow<span class="operator">::</span>createButtons()
{
closeButton <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;Close&quot;</span>));
revertButton <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;Revert&quot;</span>));
submitButton <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;Submit&quot;</span>));
closeButton<span class="operator">-</span><span class="operator">&gt;</span>setDefault(<span class="keyword">true</span>);
connect(closeButton<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(close()));
connect(revertButton<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(revert()));
connect(submitButton<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(submit()));
buttonBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qdialogbuttonbox.html">QDialogButtonBox</a></span>(<span class="keyword">this</span>);
buttonBox<span class="operator">-</span><span class="operator">&gt;</span>addButton(submitButton<span class="operator">,</span> <span class="type"><a href="qdialogbuttonbox.html">QDialogButtonBox</a></span><span class="operator">::</span>AcceptRole);
buttonBox<span class="operator">-</span><span class="operator">&gt;</span>addButton(revertButton<span class="operator">,</span> <span class="type"><a href="qdialogbuttonbox.html">QDialogButtonBox</a></span><span class="operator">::</span>ResetRole);
buttonBox<span class="operator">-</span><span class="operator">&gt;</span>addButton(closeButton<span class="operator">,</span> <span class="type"><a href="qdialogbuttonbox.html">QDialogButtonBox</a></span><span class="operator">::</span>RejectRole);
}
<span class="type">void</span> InformationWindow<span class="operator">::</span>enableButtons(<span class="type">bool</span> enable)
{
revertButton<span class="operator">-</span><span class="operator">&gt;</span>setEnabled(enable);
submitButton<span class="operator">-</span><span class="operator">&gt;</span>setEnabled(enable);
}</pre>
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<!-- @@@sql/drilldown/informationwindow.cpp -->
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