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Diffstat (limited to 'examples/animation/appchooser/main.cpp')
-rw-r--r-- | examples/animation/appchooser/main.cpp | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/examples/animation/appchooser/main.cpp b/examples/animation/appchooser/main.cpp new file mode 100644 index 0000000..536bbb6 --- /dev/null +++ b/examples/animation/appchooser/main.cpp @@ -0,0 +1,124 @@ +/**************************************************************************** +** +** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $TROLLTECH_DUAL_LICENSE$ +** +****************************************************************************/ + +#include <QtCore> +#include <QtGui> +#ifdef QT_EXPERIMENTAL_SOLUTION +#include "qtgraphicswidget.h" +#endif + + +class Pixmap : public QGraphicsWidget +{ + Q_OBJECT + +public: + Pixmap(const QPixmap &pix, QGraphicsItem *parent = 0) + : QGraphicsWidget(parent), orig(pix), p(pix) + { + } + + void paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *) + { + painter->drawPixmap(QPointF(), p); + } + + virtual void mousePressEvent(QGraphicsSceneMouseEvent * ) + { + emit clicked(); + } + + virtual void setGeometry(const QRectF &rect) + { + QGraphicsWidget::setGeometry(rect); + + if (rect.size().width() > orig.size().width()) + p = orig.scaled(rect.size().toSize()); + else + p = orig; + } + +Q_SIGNALS: + void clicked(); + +private: + QPixmap orig; + QPixmap p; +}; + +void createStateAndTransition(QObject *o1, const QRect &selectedRect, QState *parent) +{ + QState *state = new QState(parent); + state->setPropertyOnEntry(o1, "geometry", selectedRect); + + QPropertyAnimation *animation = new QPropertyAnimation(o1, "geometry"); + parent->addAnimatedTransition(o1, SIGNAL(clicked()), state, animation); +} + +int main(int argc, char **argv) +{ + Q_INIT_RESOURCE(appchooser); + + QApplication app(argc, argv); + + 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")); + + p1->setObjectName("p1"); + p2->setObjectName("p2"); + p3->setObjectName("p3"); + p4->setObjectName("p4"); + + p1->setGeometry(QRectF(0.0, 0.0, 64.0, 64.0)); + p2->setGeometry(QRectF(236.0, 0.0, 64.0, 64.0)); + p3->setGeometry(QRectF(236.0, 236.0, 64.0, 64.0)); + p4->setGeometry(QRectF(0.0, 236.0, 64.0, 64.0)); + + QGraphicsScene scene(0, 0, 300, 300); + scene.setBackgroundBrush(Qt::white); + scene.addItem(p1); + scene.addItem(p2); + scene.addItem(p3); + scene.addItem(p4); + + QGraphicsView window(&scene); + window.setFrameStyle(0); + window.setAlignment(Qt::AlignLeft | Qt::AlignTop); + window.setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); + window.setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff); + + QStateMachine machine; + machine.setGlobalRestorePolicy(QState::RestoreProperties); + + QState *group = new QState(machine.rootState()); + group->setObjectName("group"); + QRect selectedRect(86, 86, 128, 128); + + QState *idleState = new QState(group); + group->setInitialState(idleState); + + createStateAndTransition(p1, selectedRect, group); + createStateAndTransition(p2, selectedRect, group); + createStateAndTransition(p3, selectedRect, group); + createStateAndTransition(p4, selectedRect, group); + + machine.setInitialState(group); + machine.start(); + + window.resize(300, 300); + window.show(); + + return app.exec(); +} + +#include "main.moc" |