01b4b7f917
This adds Q_DECL_OVERRIDE to the virtual functions in the test. Change-Id: If1b7646c9a6f50c6efe2d03d253bd8e0b4c09716 Reviewed-by: Stephen Kelly <stephen.kelly@kdab.com> Reviewed-by: Laszlo Papp <lpapp@kde.org>
128 lines
4.3 KiB
C++
128 lines
4.3 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2012 Thorbjørn Lund Martsum - tmartsum[at]gmail.com
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QtWidgets>
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class MyGraphicsItem : public QGraphicsRectItem
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{
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public:
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MyGraphicsItem() : QGraphicsRectItem()
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{
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setFlags(QGraphicsItem::ItemIsSelectable);
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}
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void paint(QPainter *painter, const QStyleOptionGraphicsItem * /* option*/, QWidget * /*widget*/) Q_DECL_OVERRIDE
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{
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if (isSelected())
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painter->fillRect(rect(), QColor(255, 0, 0));
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else
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painter->fillRect(rect(), QColor(0, 255, 0));
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}
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};
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class MyGraphicsView : public QGraphicsView
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{
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Q_OBJECT
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public:
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MyGraphicsView(QWidget *w, QLabel *l) : QGraphicsView(w), rubberbandLabel(l)
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{
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setDragMode(QGraphicsView::RubberBandDrag);
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connect(this, SIGNAL(rubberBandChanged(QRect, QPointF, QPointF)), this, SLOT(updateRubberbandInfo(QRect, QPointF, QPointF)));
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}
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protected:
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void mouseMoveEvent(QMouseEvent *event) Q_DECL_OVERRIDE
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{
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QGraphicsView::mouseMoveEvent(event);
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int rightmostInView = viewport()->mapToGlobal(viewport()->geometry().topRight()).x();
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int xglobal = event->globalX();
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if (xglobal > rightmostInView)
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horizontalScrollBar()->setValue(horizontalScrollBar()->value() + 10);
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int bottomPos = viewport()->mapToGlobal(viewport()->geometry().bottomRight()).y();
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int yglobal = event->globalY();
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if (yglobal > bottomPos)
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verticalScrollBar()->setValue(verticalScrollBar()->value() + 10);
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}
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protected slots:
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void updateRubberbandInfo(QRect r, QPointF from, QPointF to)
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{
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QString textToShow;
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QDebug s(&textToShow);
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s << r << from << to;
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rubberbandLabel->setText(textToShow);
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}
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protected:
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QLabel *rubberbandLabel;
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};
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int main(int argc, char *argv[])
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{
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QApplication app(argc, argv);
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QWidget w;
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w.setLayout(new QVBoxLayout);
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QLabel *l = new QLabel(&w);
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MyGraphicsView *v = new MyGraphicsView(&w, l);
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w.layout()->addWidget(v);
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w.layout()->addWidget(l);
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QGraphicsScene s(0.0, 0.0, 5000.0, 5000.0);
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v->setScene(&s);
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v->setInteractive(true);
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v->setRubberBandSelectionMode(Qt::IntersectsItemBoundingRect);
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for (int u = 0; u < 100; ++u)
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for (int n = 0; n < 100; ++n) {
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MyGraphicsItem *item = new MyGraphicsItem();
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item->setRect(QRectF(n * 80.0, u * 80.0, 50.0, 20.0));
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s.addItem(item);
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}
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w.show();
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app.exec();
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return 0;
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}
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#include "rubberbandtest.moc"
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