<?xml version="1.0" encoding="iso-8859-1"?>
<!DOCTYPE html
PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<title>Qt 4.6: main.cpp Example File (animation/states/main.cpp)</title>
<link href="classic.css" rel="stylesheet" type="text/css" />
</head>
<body>
<table border="0" cellpadding="0" cellspacing="0" width="100%">
<tr>
<td align="left" valign="top" width="32"><a href="http://qt.nokia.com/"><img src="images/qt-logo.png" align="left" border="0" /></a></td>
<td width="1"> </td><td class="postheader" valign="center"><a href="index.html"><font color="#004faf">Home</font></a> · <a href="classes.html"><font color="#004faf">All Classes</font></a> · <a href="functions.html"><font color="#004faf">All Functions</font></a> · <a href="overviews.html"><font color="#004faf">Overviews</font></a></td></tr></table><h1 class="title">main.cpp Example File<br /><span class="small-subtitle">animation/states/main.cpp</span>
</h1>
<pre><span class="comment"> /****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtCore module 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.
** $QT_END_LICENSE$
**
****************************************************************************/</span>
#include <QtGui>
class Pixmap : public QGraphicsObject
{
Q_OBJECT
public:
Pixmap(const QPixmap &pix) : QGraphicsObject(), p(pix)
{
}
void paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *)
{
painter->drawPixmap(QPointF(), p);
}
QRectF boundingRect() const
{
return QRectF( QPointF(0, 0), p.size());
}
private:
QPixmap p;
};
int main(int argc, char *argv[])
{
Q_INIT_RESOURCE(states);
QApplication app(argc, argv);
<span class="comment">// Text edit and button</span>
QTextEdit *edit = new QTextEdit;
edit->setText("asdf lkjha yuoiqwe asd iuaysd u iasyd uiy "
"asdf lkjha yuoiqwe asd iuaysd u iasyd uiy "
"asdf lkjha yuoiqwe asd iuaysd u iasyd uiy "
"asdf lkjha yuoiqwe asd iuaysd u iasyd uiy!");
QPushButton *button = new QPushButton;
QGraphicsProxyWidget *buttonProxy = new QGraphicsProxyWidget;
buttonProxy->setWidget(button);
QGraphicsProxyWidget *editProxy = new QGraphicsProxyWidget;
editProxy->setWidget(edit);
QGroupBox *box = new QGroupBox;
box->setFlat(true);
box->setTitle("Options");
QVBoxLayout *layout2 = new QVBoxLayout;
box->setLayout(layout2);
layout2->addWidget(new QRadioButton("Herring"));
layout2->addWidget(new QRadioButton("Blue Parrot"));
layout2->addWidget(new QRadioButton("Petunias"));
layout2->addStretch();
QGraphicsProxyWidget *boxProxy = new QGraphicsProxyWidget;
boxProxy->setWidget(box);
<span class="comment">// Parent widget</span>
QGraphicsWidget *widget = new QGraphicsWidget;
QGraphicsLinearLayout *layout = new QGraphicsLinearLayout(Qt::Vertical, widget);
layout->addItem(editProxy);
layout->addItem(buttonProxy);
widget->setLayout(layout);
Pixmap *p1 = new Pixmap(QPixmap(":/digikam.png"));
Pixmap *p2 = new Pixmap(QPixmap(":/akregator.png"));
Pixmap *p3 = new Pixmap(QPixmap(":/accessories-dictionary.png"));
Pixmap *p4 = new Pixmap(QPixmap(":/k3b.png"));
Pixmap *p5 = new Pixmap(QPixmap(":/help-browser.png"));
Pixmap *p6 = new Pixmap(QPixmap(":/kchart.png"));
QGraphicsScene scene(0, 0, 400, 300);
scene.setBackgroundBrush(scene.palette().window());
scene.addItem(widget);
scene.addItem(boxProxy);
scene.addItem(p1);
scene.addItem(p2);
scene.addItem(p3);
scene.addItem(p4);
scene.addItem(p5);
scene.addItem(p6);
QStateMachine machine;
QState *state1 = new QState(&machine);
QState *state2 = new QState(&machine);
QState *state3 = new QState(&machine);
machine.setInitialState(state1);
<span class="comment">// State 1</span>
state1->assignProperty(button, "text", "Switch to state 2");
state1->assignProperty(widget, "geometry", QRectF(0, 0, 400, 150));
state1->assignProperty(box, "geometry", QRect(-200, 150, 200, 150));
state1->assignProperty(p1, "pos", QPointF(68, 185));
state1->assignProperty(p2, "pos", QPointF(168, 185));
state1->assignProperty(p3, "pos", QPointF(268, 185));
state1->assignProperty(p4, "pos", QPointF(68-150, 48-150));
state1->assignProperty(p5, "pos", QPointF(168, 48-150));
state1->assignProperty(p6, "pos", QPointF(268+150, 48-150));
state1->assignProperty(p1, "rotation", qreal(0));
state1->assignProperty(p2, "rotation", qreal(0));
state1->assignProperty(p3, "rotation", qreal(0));
state1->assignProperty(p4, "rotation", qreal(-270));
state1->assignProperty(p5, "rotation", qreal(-90));
state1->assignProperty(p6, "rotation", qreal(270));
state1->assignProperty(boxProxy, "opacity", qreal(0));
state1->assignProperty(p1, "opacity", qreal(1));
state1->assignProperty(p2, "opacity", qreal(1));
state1->assignProperty(p3, "opacity", qreal(1));
state1->assignProperty(p4, "opacity", qreal(0));
state1->assignProperty(p5, "opacity", qreal(0));
state1->assignProperty(p6, "opacity", qreal(0));
<span class="comment">// State 2</span>
state2->assignProperty(button, "text", "Switch to state 3");
state2->assignProperty(widget, "geometry", QRectF(200, 150, 200, 150));
state2->assignProperty(box, "geometry", QRect(9, 150, 190, 150));
state2->assignProperty(p1, "pos", QPointF(68-150, 185+150));
state2->assignProperty(p2, "pos", QPointF(168, 185+150));
state2->assignProperty(p3, "pos", QPointF(268+150, 185+150));
state2->assignProperty(p4, "pos", QPointF(64, 48));
state2->assignProperty(p5, "pos", QPointF(168, 48));
state2->assignProperty(p6, "pos", QPointF(268, 48));
state2->assignProperty(p1, "rotation", qreal(-270));
state2->assignProperty(p2, "rotation", qreal(90));
state2->assignProperty(p3, "rotation", qreal(270));
state2->assignProperty(p4, "rotation", qreal(0));
state2->assignProperty(p5, "rotation", qreal(0));
state2->assignProperty(p6, "rotation", qreal(0));
state2->assignProperty(boxProxy, "opacity", qreal(1));
state2->assignProperty(p1, "opacity", qreal(0));
state2->assignProperty(p2, "opacity", qreal(0));
state2->assignProperty(p3, "opacity", qreal(0));
state2->assignProperty(p4, "opacity", qreal(1));
state2->assignProperty(p5, "opacity", qreal(1));
state2->assignProperty(p6, "opacity", qreal(1));
<span class="comment">// State 3</span>
state3->assignProperty(button, "text", "Switch to state 1");
state3->assignProperty(p1, "pos", QPointF(0, 5));
state3->assignProperty(p2, "pos", QPointF(0, 5 + 64 + 5));
state3->assignProperty(p3, "pos", QPointF(5, 5 + (64 + 5) + 64));
state3->assignProperty(p4, "pos", QPointF(5 + 64 + 5, 5));
state3->assignProperty(p5, "pos", QPointF(5 + 64 + 5, 5 + 64 + 5));
state3->assignProperty(p6, "pos", QPointF(5 + 64 + 5, 5 + (64 + 5) + 64));
state3->assignProperty(widget, "geometry", QRectF(138, 5, 400 - 138, 200));
state3->assignProperty(box, "geometry", QRect(5, 205, 400, 90));
state3->assignProperty(p1, "opacity", qreal(1));
state3->assignProperty(p2, "opacity", qreal(1));
state3->assignProperty(p3, "opacity", qreal(1));
state3->assignProperty(p4, "opacity", qreal(1));
state3->assignProperty(p5, "opacity", qreal(1));
state3->assignProperty(p6, "opacity", qreal(1));
QAbstractTransition *t1 = state1->addTransition(button, SIGNAL(clicked()), state2);
QSequentialAnimationGroup *animation1SubGroup = new QSequentialAnimationGroup;
animation1SubGroup->addPause(250);
animation1SubGroup->addAnimation(new QPropertyAnimation(box, "geometry"));
t1->addAnimation(animation1SubGroup);
t1->addAnimation(new QPropertyAnimation(widget, "geometry"));
t1->addAnimation(new QPropertyAnimation(p1, "pos"));
t1->addAnimation(new QPropertyAnimation(p2, "pos"));
t1->addAnimation(new QPropertyAnimation(p3, "pos"));
t1->addAnimation(new QPropertyAnimation(p4, "pos"));
t1->addAnimation(new QPropertyAnimation(p5, "pos"));
t1->addAnimation(new QPropertyAnimation(p6, "pos"));
t1->addAnimation(new QPropertyAnimation(p1, "rotation"));
t1->addAnimation(new QPropertyAnimation(p2, "rotation"));
t1->addAnimation(new QPropertyAnimation(p3, "rotation"));
t1->addAnimation(new QPropertyAnimation(p4, "rotation"));
t1->addAnimation(new QPropertyAnimation(p5, "rotation"));
t1->addAnimation(new QPropertyAnimation(p6, "rotation"));
t1->addAnimation(new QPropertyAnimation(p1, "opacity"));
t1->addAnimation(new QPropertyAnimation(p2, "opacity"));
t1->addAnimation(new QPropertyAnimation(p3, "opacity"));
t1->addAnimation(new QPropertyAnimation(p4, "opacity"));
t1->addAnimation(new QPropertyAnimation(p5, "opacity"));
t1->addAnimation(new QPropertyAnimation(p6, "opacity"));
QAbstractTransition *t2 = state2->addTransition(button, SIGNAL(clicked()), state3);
t2->addAnimation(new QPropertyAnimation(box, "geometry"));
t2->addAnimation(new QPropertyAnimation(widget, "geometry"));
t2->addAnimation(new QPropertyAnimation(p1, "pos"));
t2->addAnimation(new QPropertyAnimation(p2, "pos"));
t2->addAnimation(new QPropertyAnimation(p3, "pos"));
t2->addAnimation(new QPropertyAnimation(p4, "pos"));
t2->addAnimation(new QPropertyAnimation(p5, "pos"));
t2->addAnimation(new QPropertyAnimation(p6, "pos"));
t2->addAnimation(new QPropertyAnimation(p1, "rotation"));
t2->addAnimation(new QPropertyAnimation(p2, "rotation"));
t2->addAnimation(new QPropertyAnimation(p3, "rotation"));
t2->addAnimation(new QPropertyAnimation(p4, "rotation"));
t2->addAnimation(new QPropertyAnimation(p5, "rotation"));
t2->addAnimation(new QPropertyAnimation(p6, "rotation"));
t2->addAnimation(new QPropertyAnimation(p1, "opacity"));
t2->addAnimation(new QPropertyAnimation(p2, "opacity"));
t2->addAnimation(new QPropertyAnimation(p3, "opacity"));
t2->addAnimation(new QPropertyAnimation(p4, "opacity"));
t2->addAnimation(new QPropertyAnimation(p5, "opacity"));
t2->addAnimation(new QPropertyAnimation(p6, "opacity"));
QAbstractTransition *t3 = state3->addTransition(button, SIGNAL(clicked()), state1);
t3->addAnimation(new QPropertyAnimation(box, "geometry"));
t3->addAnimation(new QPropertyAnimation(widget, "geometry"));
t3->addAnimation(new QPropertyAnimation(p1, "pos"));
t3->addAnimation(new QPropertyAnimation(p2, "pos"));
t3->addAnimation(new QPropertyAnimation(p3, "pos"));
t3->addAnimation(new QPropertyAnimation(p4, "pos"));
t3->addAnimation(new QPropertyAnimation(p5, "pos"));
t3->addAnimation(new QPropertyAnimation(p6, "pos"));
t3->addAnimation(new QPropertyAnimation(p1, "rotation"));
t3->addAnimation(new QPropertyAnimation(p2, "rotation"));
t3->addAnimation(new QPropertyAnimation(p3, "rotation"));
t3->addAnimation(new QPropertyAnimation(p4, "rotation"));
t3->addAnimation(new QPropertyAnimation(p5, "rotation"));
t3->addAnimation(new QPropertyAnimation(p6, "rotation"));
t3->addAnimation(new QPropertyAnimation(p1, "opacity"));
t3->addAnimation(new QPropertyAnimation(p2, "opacity"));
t3->addAnimation(new QPropertyAnimation(p3, "opacity"));
t3->addAnimation(new QPropertyAnimation(p4, "opacity"));
t3->addAnimation(new QPropertyAnimation(p5, "opacity"));
t3->addAnimation(new QPropertyAnimation(p6, "opacity"));
machine.start();
QGraphicsView view(&scene);
view.show();
return app.exec();
}
#include "main.moc"</pre>
<p /><address><hr /><div align="center">
<table width="100%" cellspacing="0" border="0"><tr class="address">
<td width="40%" align="left">Copyright © 2010 Nokia Corporation and/or its subsidiary(-ies)</td>
<td width="20%" align="center"><a href="trademarks.html">Trademarks</a></td>
<td width="40%" align="right"><div align="right">Qt 4.6.3</div></td>
</tr></table></div></address></body>
</html>
distrib
>
Mandriva
>
current
>
i586
>
media
>
main-updates
>
by-pkgid
>
8e6051afcdb111a0317a58fb64c2abf5
>
files
>
86
