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-rw-r--r--examples/animation/research/photobrowser/menu.cpp155
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diff --git a/examples/animation/research/photobrowser/menu.cpp b/examples/animation/research/photobrowser/menu.cpp
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--- a/examples/animation/research/photobrowser/menu.cpp
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-/****************************************************************************
-**
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
-**
-** This file is part of the QtCore module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** No Commercial Usage
-** This file contains pre-release code and may not be distributed.
-** You may use this file in accordance with the terms and conditions
-** contained in the either Technology Preview License Agreement or the
-** Beta Release License Agreement.
-**
-** 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 1.0, 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 are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "menu.h"
-
-Menu::Menu(QGraphicsItem *parent) : QGraphicsWidget(parent), m_selected(0)
-{
- setFlag(QGraphicsItem::ItemIsFocusable);
- m_selection = new QGraphicsRectItem(this);
- QLinearGradient linearGrad(QPointF(0, 0), QPointF(0,50));
- linearGrad.setColorAt(0, QColor(255,255,255,128));
- linearGrad.setColorAt(1, QColor(255,255,255,16));
- m_selection->setBrush(linearGrad);
- m_selection->setPen(QPen(Qt::transparent));
-}
-
-Menu::~Menu()
-{
-}
-
-
-MenuAction *Menu::addAction(const QString &text, QObject *receiver, const char* slot)
-{
- MenuAction *action = new MenuAction(text, this);
- if (!m_actions.isEmpty()) {
- MenuAction *last = m_actions.last();
- action->setPos(last->pos() + last->boundingRect().bottomLeft());
- }
- m_actions.append(action);
- if (m_selection->boundingRect().width() < action->boundingRect().width())
- m_selection->setRect(action->boundingRect());
-
- QObject::connect(action, SIGNAL(triggered()), receiver, slot);
- return action;
-}
-
-QRectF Menu::boundingRect() const
-{
- QRectF res;
- foreach (MenuAction *a, m_actions)
- res |= a->boundingRect();
- return res;
-}
-
-void Menu::keyPressEvent (QKeyEvent * event)
-{
- switch (event->key()) {
- case Qt::Key_Escape:
- hide();
- break;
- case Qt::Key_Up:
- m_selected -= 2;
- case Qt::Key_Down:
- if (!m_actions.isEmpty()) {
- m_selected = (m_selected + 1 + m_actions.count()) % m_actions.count();
- QItemAnimation *anim = new QItemAnimation(m_selection, QItemAnimation::Position);
- anim->setEndValue(m_actions.at(m_selected)->pos());
- anim->start(QAbstractAnimation::DeleteWhenStopped);
- }
- break;
- case Qt::Key_Enter:
- case Qt::Key_Return:
- if (!m_actions.isEmpty()) {
- QItemAnimation *anim = new QItemAnimation(m_selection, QItemAnimation::RotationX);
- anim->setEndValue(m_selection->xRotation() < 180 ? qreal(360) : qreal(0));
- anim->start(QAbstractAnimation::DeleteWhenStopped);
- m_actions.at(m_selected)->trigger();
- hide();
- }
- break;
- default:
- QGraphicsItem::keyPressEvent(event);
- }
-}
-
-void Menu::show()
-{
- QItemAnimation *anim = new QItemAnimation(this, QItemAnimation::Opacity);
- anim->setEndValue(qreal(1.));
- anim->start(QAbstractAnimation::DeleteWhenStopped);
- anim = new QItemAnimation(m_selection, QItemAnimation::ScaleFactorX);
- anim->setEndValue(qreal(1));
- anim->start(QAbstractAnimation::DeleteWhenStopped);
- anim = new QItemAnimation(m_selection, QItemAnimation::ScaleFactorY);
- anim->setEndValue(qreal(1));
- anim->start(QAbstractAnimation::DeleteWhenStopped);
- setFocus();
-}
-
-void Menu::hide()
-{
- QItemAnimation *anim = new QItemAnimation(m_selection, QItemAnimation::ScaleFactorX);
- anim->setEndValue(qreal(.1));
- anim->start(QAbstractAnimation::DeleteWhenStopped);
- anim = new QItemAnimation(m_selection, QItemAnimation::ScaleFactorY);
- anim->setEndValue(qreal(.1));
- anim->start(QAbstractAnimation::DeleteWhenStopped);
- anim = new QItemAnimation(this, QItemAnimation::Opacity);
- anim->setEndValue(qreal(0));
- anim->start(QAbstractAnimation::DeleteWhenStopped);
- parentItem()->setFocus();
-}
-
-
-MenuAction::MenuAction(const QString &text, Menu * parent)
- : QGraphicsTextItem(text,parent)
-{
- QFont f = font();
- f.setPointSize(18);
- setFont(f);
- setDefaultTextColor(Qt::white);
-}
-
-void MenuAction::trigger()
-{
- emit triggered();
-}