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==Qt UI loader==

<source lang="cpp">
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the documentation of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef MYWIDGET_H
#define MYWIDGET_H
#include <QWidget>
class MyWidget : public QWidget
{
public:
MyWidget(QWidget *parent = 0);
};
#endif

#include <QtGui>
#include <QtUiTools>
#include "mywidget.h"

MyWidget::MyWidget(QWidget *parent)
: QWidget(parent)
{
QUiLoader loader;
QFile file(":/forms/myform.ui");
file.open(QFile::ReadOnly);
QWidget *myWidget = loader.load(&file, this);
file.close();
QVBoxLayout *layout = new QVBoxLayout;
layout->addWidget(myWidget);
setLayout(layout);
}

<ui version="4.0" >
<author></author>
<comment></comment>
<exportmacro></exportmacro>
<class>Form</class>
<widget class="QWidget" name="Form" >
<property name="geometry" >
<rect>
<x>0</x>
<y>0</y>
<width>258</width>
<height>224</height>
</rect>
</property>
<property name="windowTitle" >
<string>Export Document</string>
</property>
<layout class="QVBoxLayout" >
<property name="margin" >
<number>8</number>
</property>
<property name="spacing" >
<number>6</number>
</property>
<item>
<widget class="QGroupBox" name="groupBox" >
<property name="title" >
<string>Export Options</string>
</property>
<layout class="QGridLayout" >
<property name="margin" >
<number>8</number>
</property>
<property name="spacing" >
<number>6</number>
</property>
<item row="1" column="0" >
<widget class="QRadioButton" name="radioButton_2" >
<property name="text" >
<string>&DocBook</string>
</property>
</widget>
</item>
<item row="0" column="0" >
<widget class="QRadioButton" name="radioButton" >
<property name="text" >
<string>&LaTeX</string>
</property>
<property name="checked" >
<bool>true</bool>
</property>
</widget>
</item>
<item row="1" column="1" >
<widget class="QCheckBox" name="checkBox_2" >
<property name="text" >
<string>Include p&ictures</string>
</property>
<property name="checked" >
<bool>true</bool>
</property>
</widget>
</item>
<item row="5" column="0" >
<spacer>
<property name="orientation" >
<enum>Qt::Vertical</enum>
</property>
<property name="sizeHint" >
<size>
<width>20</width>
<height>40</height>
</size>
</property>
</spacer>
</item>
<item row="0" column="1" >
<widget class="QCheckBox" name="checkBox" >
<property name="text" >
<string>&Compress</string>
</property>
</widget>
</item>
<item row="2" column="0" >
<widget class="QRadioButton" name="radioButton_2_2" >
<property name="text" >
<string>&HTML</string>
</property>
</widget>
</item>
<item row="3" column="0" >
<widget class="QRadioButton" name="radioButton_3" >
<property name="text" >
<string>&PostScript</string>
</property>
</widget>
</item>
<item row="4" column="0" >
<widget class="QRadioButton" name="radioButton_4" >
<property name="text" >
<string>PD&F</string>
</property>
</widget>
</item>
<item row="2" column="1" >
<widget class="QCheckBox" name="checkBox_3" >
<property name="text" >
<string>Include &metadata</string>
</property>
</widget>
</item>
<item row="3" column="1" >
<widget class="QCheckBox" name="checkBox_4" >
<property name="text" >
<string>Create inde&x</string>
</property>
<property name="checked" >
<bool>true</bool>
</property>
</widget>
</item>
</layout>
</widget>
</item>
</layout>
</widget>
<pixmapfunction></pixmapfunction>
<resources/>
<connections/>
</ui>

#include <QtGui>
#include <QtUiTools>
#include "mywidget.h"

QWidget *loadCustomWidget(QWidget *parent)
{
QUiLoader loader;
QWidget *myWidget;
QStringList availableWidgets = loader.availableWidgets();
if (availableWidgets.contains("AnalogClock"))
myWidget = loader.createWidget("AnalogClock", parent);
return myWidget;
}

int main(int argc, char *argv[])
{
QApplication app(argc, argv);
MyWidget widget;
widget.show();
QWidget *customWidget = loadCustomWidget(0);
customWidget->show();
return app.exec();
}

</source>

==Qt UI test==

<source lang="cpp">

Foundations of Qt Development\Chapter16\widgetdata\main.cpp
/*
* Copyright (c) 2006-2007, Johan Thelin
*
* All rights reserved.
*
* 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 APress 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.
*
*/
#include <QtTest>
#include "spinboxtest.h"
QTEST_MAIN(SpinBoxTest)

Foundations of Qt Development\Chapter16\widgetdata\spinboxtest.cpp
/*
* Copyright (c) 2006-2007, Johan Thelin
*
* All rights reserved.
*
* 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 APress 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.
*
*/
#include <QtTest>
#include <QSpinBox>
#include "spinboxtest.h"
Q_DECLARE_METATYPE( Qt::Key )
void SpinBoxTest::testKeys()
{
QSpinBox spinBox;
spinBox.setRange( 1, 10 );

QFETCH( Qt::Key, key );
QFETCH( int, startValue );

spinBox.setValue( startValue );
QTest::keyClick( &spinBox, key );
QTEST( spinBox.value(), "endValue" );
}
void SpinBoxTest::testKeys_data()
{
QTest::addColumn<Qt::Key>( "key" );
QTest::addColumn<int>( "startValue" );
QTest::addColumn<int>( "endValue" );

QTest::newRow( "Up" ) << Qt::Key_Up << 5 << 6;
QTest::newRow( "Down" ) << Qt::Key_Down << 5 << 4;
QTest::newRow( "Up, limit" ) << Qt::Key_Up << 10 << 10;
QTest::newRow( "Down, limit" ) << Qt::Key_Down << 1 << 1;
}
void SpinBoxTest::testClicks()
{
QSpinBox spinBox;
spinBox.setRange( 1, 10 );

QSize size = spinBox.size();
QPoint upButton = QPoint( size.width()-2, 2 );
QPoint downButton = QPoint( size.width()-2, size.height()-2 );
QFETCH( QString, direction );
QFETCH( int, startValue );

spinBox.setValue( startValue );

if( direction.toLower() == "up" )
QTest::mouseClick( &spinBox, Qt::LeftButton, 0, upButton );
else if (direction.toLower() == "down" )
QTest::mouseClick( &spinBox, Qt::LeftButton, 0, downButton );
else
QWARN( "Unknown direction - no clicks issued." );

QTEST( spinBox.value(), "endValue" );
}
void SpinBoxTest::testClicks_data()
{
QTest::addColumn<QString>( "direction" );
QTest::addColumn<int>( "startValue" );
QTest::addColumn<int>( "endValue" );

QTest::newRow( "Up" ) << "Up" << 5 << 6;
QTest::newRow( "Down" ) << "Down" << 5 << 4;
QTest::newRow( "Up, limit" ) << "Up" << 10 << 10;
QTest::newRow( "Down, limit" ) << "Down" << 1 << 1;
}
void SpinBoxTest::testSetting()
{
QSpinBox spinBox;
spinBox.setRange( 1, 10 );

QFETCH( int, value );
spinBox.setValue( value );
QTEST( spinBox.value(), "endValue" );
}
void SpinBoxTest::testSetting_data()
{
QTest::addColumn<int>( "value" );
QTest::addColumn<int>( "endValue" );

QTest::newRow( "Valid" ) << 5 << 5;
QTest::newRow( "Over" ) << 11 << 10;
QTest::newRow( "Under" ) << 0 << 1;
}

Foundations of Qt Development\Chapter16\widgetdata\spinboxtest.h
/*
* Copyright (c) 2006-2007, Johan Thelin
*
* All rights reserved.
*
* 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 APress 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.
*
*/
#ifndef SPINBOXTEST_H
#define SPINBOXTEST_H
#include <QObject>
class SpinBoxTest : public QObject
{
Q_OBJECT
private slots:
void testKeys();
void testKeys_data();

void testClicks();
void testClicks_data();
void testSetting();
void testSetting_data();
};
#endif // SPINBOXTEST_H

</source>

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