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<h1 class="title">widgetgallery.cpp Example File</h1>
<span class="small-subtitle">widgets/styles/widgetgallery.cpp</span>
<!-- $$$widgets/styles/widgetgallery.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;norwegianwoodstyle.h&quot;</span>
<span class="preprocessor">#include &quot;widgetgallery.h&quot;</span>
WidgetGallery<span class="operator">::</span>WidgetGallery(<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)
{
originalPalette <span class="operator">=</span> <span class="type"><a href="qapplication.html">QApplication</a></span><span class="operator">::</span>palette();
styleComboBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>;
styleComboBox<span class="operator">-</span><span class="operator">&gt;</span>addItem(<span class="string">&quot;NorwegianWood&quot;</span>);
styleComboBox<span class="operator">-</span><span class="operator">&gt;</span>addItems(<span class="type"><a href="qstylefactory.html">QStyleFactory</a></span><span class="operator">::</span>keys());
styleLabel <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;Style:&quot;</span>));
styleLabel<span class="operator">-</span><span class="operator">&gt;</span>setBuddy(styleComboBox);
useStylePaletteCheckBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcheckbox.html">QCheckBox</a></span>(tr(<span class="string">&quot;&amp;Use style's standard palette&quot;</span>));
useStylePaletteCheckBox<span class="operator">-</span><span class="operator">&gt;</span>setChecked(<span class="keyword">true</span>);
disableWidgetsCheckBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcheckbox.html">QCheckBox</a></span>(tr(<span class="string">&quot;&amp;Disable widgets&quot;</span>));
createTopLeftGroupBox();
createTopRightGroupBox();
createBottomLeftTabWidget();
createBottomRightGroupBox();
createProgressBar();
connect(styleComboBox<span class="operator">,</span> SIGNAL(activated(<span class="type"><a href="qstring.html">QString</a></span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(changeStyle(<span class="type"><a href="qstring.html">QString</a></span>)));
connect(useStylePaletteCheckBox<span class="operator">,</span> SIGNAL(toggled(<span class="type">bool</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(changePalette()));
connect(disableWidgetsCheckBox<span class="operator">,</span> SIGNAL(toggled(<span class="type">bool</span>))<span class="operator">,</span>
topLeftGroupBox<span class="operator">,</span> SLOT(setDisabled(<span class="type">bool</span>)));
connect(disableWidgetsCheckBox<span class="operator">,</span> SIGNAL(toggled(<span class="type">bool</span>))<span class="operator">,</span>
topRightGroupBox<span class="operator">,</span> SLOT(setDisabled(<span class="type">bool</span>)));
connect(disableWidgetsCheckBox<span class="operator">,</span> SIGNAL(toggled(<span class="type">bool</span>))<span class="operator">,</span>
bottomLeftTabWidget<span class="operator">,</span> SLOT(setDisabled(<span class="type">bool</span>)));
connect(disableWidgetsCheckBox<span class="operator">,</span> SIGNAL(toggled(<span class="type">bool</span>))<span class="operator">,</span>
bottomRightGroupBox<span class="operator">,</span> SLOT(setDisabled(<span class="type">bool</span>)));
<span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span> <span class="operator">*</span>topLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span>;
topLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(styleLabel);
topLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(styleComboBox);
topLayout<span class="operator">-</span><span class="operator">&gt;</span>addStretch(<span class="number">1</span>);
topLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(useStylePaletteCheckBox);
topLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(disableWidgetsCheckBox);
<span class="type"><a href="qgridlayout.html">QGridLayout</a></span> <span class="operator">*</span>mainLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgridlayout.html">QGridLayout</a></span>;
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addLayout(topLayout<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">2</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(topLeftGroupBox<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">0</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(topRightGroupBox<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(bottomLeftTabWidget<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">0</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(bottomRightGroupBox<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">1</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(progressBar<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">2</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>setRowStretch(<span class="number">1</span><span class="operator">,</span> <span class="number">1</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>setRowStretch(<span class="number">2</span><span class="operator">,</span> <span class="number">1</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>setColumnStretch(<span class="number">0</span><span class="operator">,</span> <span class="number">1</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>setColumnStretch(<span class="number">1</span><span class="operator">,</span> <span class="number">1</span>);
setLayout(mainLayout);
setWindowTitle(tr(<span class="string">&quot;Styles&quot;</span>));
changeStyle(<span class="string">&quot;NorwegianWood&quot;</span>);
}
<span class="type">void</span> WidgetGallery<span class="operator">::</span>changeStyle(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&amp;</span>styleName)
{
<span class="keyword">if</span> (styleName <span class="operator">=</span><span class="operator">=</span> <span class="string">&quot;NorwegianWood&quot;</span>) {
<span class="type"><a href="qapplication.html">QApplication</a></span><span class="operator">::</span>setStyle(<span class="keyword">new</span> NorwegianWoodStyle);
} <span class="keyword">else</span> {
<span class="type"><a href="qapplication.html">QApplication</a></span><span class="operator">::</span>setStyle(<span class="type"><a href="qstylefactory.html">QStyleFactory</a></span><span class="operator">::</span>create(styleName));
}
changePalette();
}
<span class="type">void</span> WidgetGallery<span class="operator">::</span>changePalette()
{
<span class="keyword">if</span> (useStylePaletteCheckBox<span class="operator">-</span><span class="operator">&gt;</span>isChecked())
<span class="type"><a href="qapplication.html">QApplication</a></span><span class="operator">::</span>setPalette(<span class="type"><a href="qapplication.html">QApplication</a></span><span class="operator">::</span>style()<span class="operator">-</span><span class="operator">&gt;</span>standardPalette());
<span class="keyword">else</span>
<span class="type"><a href="qapplication.html">QApplication</a></span><span class="operator">::</span>setPalette(originalPalette);
}
<span class="type">void</span> WidgetGallery<span class="operator">::</span>advanceProgressBar()
{
<span class="type">int</span> curVal <span class="operator">=</span> progressBar<span class="operator">-</span><span class="operator">&gt;</span>value();
<span class="type">int</span> maxVal <span class="operator">=</span> progressBar<span class="operator">-</span><span class="operator">&gt;</span>maximum();
progressBar<span class="operator">-</span><span class="operator">&gt;</span>setValue(curVal <span class="operator">+</span> (maxVal <span class="operator">-</span> curVal) <span class="operator">/</span> <span class="number">100</span>);
}
<span class="type">void</span> WidgetGallery<span class="operator">::</span>createTopLeftGroupBox()
{
topLeftGroupBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgroupbox.html">QGroupBox</a></span>(tr(<span class="string">&quot;Group 1&quot;</span>));
radioButton1 <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>(tr(<span class="string">&quot;Radio button 1&quot;</span>));
radioButton2 <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>(tr(<span class="string">&quot;Radio button 2&quot;</span>));
radioButton3 <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>(tr(<span class="string">&quot;Radio button 3&quot;</span>));
radioButton1<span class="operator">-</span><span class="operator">&gt;</span>setChecked(<span class="keyword">true</span>);
checkBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcheckbox.html">QCheckBox</a></span>(tr(<span class="string">&quot;Tri-state check box&quot;</span>));
checkBox<span class="operator">-</span><span class="operator">&gt;</span>setTristate(<span class="keyword">true</span>);
checkBox<span class="operator">-</span><span class="operator">&gt;</span>setCheckState(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>PartiallyChecked);
<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>addWidget(radioButton1);
layout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(radioButton2);
layout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(radioButton3);
layout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(checkBox);
layout<span class="operator">-</span><span class="operator">&gt;</span>addStretch(<span class="number">1</span>);
topLeftGroupBox<span class="operator">-</span><span class="operator">&gt;</span>setLayout(layout);
}
<span class="type">void</span> WidgetGallery<span class="operator">::</span>createTopRightGroupBox()
{
topRightGroupBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgroupbox.html">QGroupBox</a></span>(tr(<span class="string">&quot;Group 2&quot;</span>));
defaultPushButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qpushbutton.html">QPushButton</a></span>(tr(<span class="string">&quot;Default Push Button&quot;</span>));
defaultPushButton<span class="operator">-</span><span class="operator">&gt;</span>setDefault(<span class="keyword">true</span>);
togglePushButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qpushbutton.html">QPushButton</a></span>(tr(<span class="string">&quot;Toggle Push Button&quot;</span>));
togglePushButton<span class="operator">-</span><span class="operator">&gt;</span>setCheckable(<span class="keyword">true</span>);
togglePushButton<span class="operator">-</span><span class="operator">&gt;</span>setChecked(<span class="keyword">true</span>);
flatPushButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qpushbutton.html">QPushButton</a></span>(tr(<span class="string">&quot;Flat Push Button&quot;</span>));
flatPushButton<span class="operator">-</span><span class="operator">&gt;</span>setFlat(<span class="keyword">true</span>);
<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>addWidget(defaultPushButton);
layout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(togglePushButton);
layout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(flatPushButton);
layout<span class="operator">-</span><span class="operator">&gt;</span>addStretch(<span class="number">1</span>);
topRightGroupBox<span class="operator">-</span><span class="operator">&gt;</span>setLayout(layout);
}
<span class="type">void</span> WidgetGallery<span class="operator">::</span>createBottomLeftTabWidget()
{
bottomLeftTabWidget <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtabwidget.html">QTabWidget</a></span>;
bottomLeftTabWidget<span class="operator">-</span><span class="operator">&gt;</span>setSizePolicy(<span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Preferred<span class="operator">,</span>
<span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Ignored);
<span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>tab1 <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qwidget.html">QWidget</a></span>;
tableWidget <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtablewidget.html">QTableWidget</a></span>(<span class="number">10</span><span class="operator">,</span> <span class="number">10</span>);
<span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span> <span class="operator">*</span>tab1hbox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span>;
tab1hbox<span class="operator">-</span><span class="operator">&gt;</span>setMargin(<span class="number">5</span>);
tab1hbox<span class="operator">-</span><span class="operator">&gt;</span>addWidget(tableWidget);
tab1<span class="operator">-</span><span class="operator">&gt;</span>setLayout(tab1hbox);
<span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>tab2 <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qwidget.html">QWidget</a></span>;
textEdit <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtextedit.html">QTextEdit</a></span>;
textEdit<span class="operator">-</span><span class="operator">&gt;</span>setPlainText(tr(<span class="string">&quot;Twinkle, twinkle, little star,\n&quot;</span>
<span class="string">&quot;How I wonder what you are.\n&quot;</span>
<span class="string">&quot;Up above the world so high,\n&quot;</span>
<span class="string">&quot;Like a diamond in the sky.\n&quot;</span>
<span class="string">&quot;Twinkle, twinkle, little star,\n&quot;</span>
<span class="string">&quot;How I wonder what you are!\n&quot;</span>));
<span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span> <span class="operator">*</span>tab2hbox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span>;
tab2hbox<span class="operator">-</span><span class="operator">&gt;</span>setMargin(<span class="number">5</span>);
tab2hbox<span class="operator">-</span><span class="operator">&gt;</span>addWidget(textEdit);
tab2<span class="operator">-</span><span class="operator">&gt;</span>setLayout(tab2hbox);
bottomLeftTabWidget<span class="operator">-</span><span class="operator">&gt;</span>addTab(tab1<span class="operator">,</span> tr(<span class="string">&quot;&amp;Table&quot;</span>));
bottomLeftTabWidget<span class="operator">-</span><span class="operator">&gt;</span>addTab(tab2<span class="operator">,</span> tr(<span class="string">&quot;Text &amp;Edit&quot;</span>));
}
<span class="type">void</span> WidgetGallery<span class="operator">::</span>createBottomRightGroupBox()
{
bottomRightGroupBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgroupbox.html">QGroupBox</a></span>(tr(<span class="string">&quot;Group 3&quot;</span>));
bottomRightGroupBox<span class="operator">-</span><span class="operator">&gt;</span>setCheckable(<span class="keyword">true</span>);
bottomRightGroupBox<span class="operator">-</span><span class="operator">&gt;</span>setChecked(<span class="keyword">true</span>);
lineEdit <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlineedit.html">QLineEdit</a></span>(<span class="string">&quot;s3cRe7&quot;</span>);
lineEdit<span class="operator">-</span><span class="operator">&gt;</span>setEchoMode(<span class="type"><a href="qlineedit.html">QLineEdit</a></span><span class="operator">::</span>Password);
spinBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qspinbox.html">QSpinBox</a></span>(bottomRightGroupBox);
spinBox<span class="operator">-</span><span class="operator">&gt;</span>setValue(<span class="number">50</span>);
dateTimeEdit <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qdatetimeedit.html">QDateTimeEdit</a></span>(bottomRightGroupBox);
dateTimeEdit<span class="operator">-</span><span class="operator">&gt;</span>setDateTime(<span class="type"><a href="qdatetime.html">QDateTime</a></span><span class="operator">::</span>currentDateTime());
slider <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qslider.html">QSlider</a></span>(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Horizontal<span class="operator">,</span> bottomRightGroupBox);
slider<span class="operator">-</span><span class="operator">&gt;</span>setValue(<span class="number">40</span>);
scrollBar <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qscrollbar.html">QScrollBar</a></span>(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Horizontal<span class="operator">,</span> bottomRightGroupBox);
scrollBar<span class="operator">-</span><span class="operator">&gt;</span>setValue(<span class="number">60</span>);
dial <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qdial.html">QDial</a></span>(bottomRightGroupBox);
dial<span class="operator">-</span><span class="operator">&gt;</span>setValue(<span class="number">30</span>);
dial<span class="operator">-</span><span class="operator">&gt;</span>setNotchesVisible(<span class="keyword">true</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(lineEdit<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">2</span>);
layout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(spinBox<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">2</span>);
layout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(dateTimeEdit<span class="operator">,</span> <span class="number">2</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">2</span>);
layout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(slider<span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">0</span>);
layout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(scrollBar<span class="operator">,</span> <span class="number">4</span><span class="operator">,</span> <span class="number">0</span>);
layout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(dial<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">2</span><span class="operator">,</span> <span class="number">1</span>);
layout<span class="operator">-</span><span class="operator">&gt;</span>setRowStretch(<span class="number">5</span><span class="operator">,</span> <span class="number">1</span>);
bottomRightGroupBox<span class="operator">-</span><span class="operator">&gt;</span>setLayout(layout);
}
<span class="type">void</span> WidgetGallery<span class="operator">::</span>createProgressBar()
{
progressBar <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qprogressbar.html">QProgressBar</a></span>;
progressBar<span class="operator">-</span><span class="operator">&gt;</span>setRange(<span class="number">0</span><span class="operator">,</span> <span class="number">10000</span>);
progressBar<span class="operator">-</span><span class="operator">&gt;</span>setValue(<span class="number">0</span>);
<span class="type"><a href="qtimer.html">QTimer</a></span> <span class="operator">*</span>timer <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtimer.html">QTimer</a></span>(<span class="keyword">this</span>);
connect(timer<span class="operator">,</span> SIGNAL(timeout())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(advanceProgressBar()));
timer<span class="operator">-</span><span class="operator">&gt;</span>start(<span class="number">1000</span>);
}</pre>
</div>
<!-- @@@widgets/styles/widgetgallery.cpp -->
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