974c210835
- Renamed LICENSE.LGPL to LICENSE.LGPLv21 - Added LICENSE.LGPLv3 - Removed LICENSE.GPL Change-Id: Iec3406e3eb3f133be549092015cefe33d259a3f2 Reviewed-by: Iikka Eklund <iikka.eklund@digia.com>
134 lines
3.7 KiB
C++
134 lines
3.7 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
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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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** $QT_BEGIN_LICENSE:LGPL21$
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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 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** 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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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "mainwindow.h"
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#include "ui_mainwindow.h"
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#include <QTimer>
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#include <QBitmap>
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#include <QImage>
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#include <QPainter>
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#include <QKeyEvent>
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MainWindow::MainWindow(QWidget *parent) :
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QMainWindow(parent), ui(new Ui::MainWindow)
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{
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ui->setupUi(this);
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QPixmap pix(":/data/monkey_on_64x64.png");
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QImage mask(16, 16, QImage::Format_MonoLSB);
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QImage bw(16, 16, QImage::Format_MonoLSB);
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mask.fill(0);
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bw.fill(0);
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for (int x = 0; x < 16; x++) {
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bw.setPixel(x, x, 1);
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bw.setPixel(x, 15 - x, 1);
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mask.setPixel(x, x, 1);
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mask.setPixel(x, 15 - x, 1);
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if (x > 0 && x < 15) {
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mask.setPixel(x - 1, x, 1);
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mask.setPixel(x + 1, x, 1);
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mask.setPixel(x - 1, 15 - x, 1);
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mask.setPixel(x + 1, 15 - x, 1);
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}
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}
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ccurs = QCursor(pix);
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bcurs = QCursor(QBitmap::fromImage(bw), QBitmap::fromImage(mask));
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ui->label->setCursor(ccurs);
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timer = new QTimer(this);
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connect(timer, SIGNAL(timeout()), this, SLOT(toggleOverrideCursor()));
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timer->start(2000);
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override = 0;
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}
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MainWindow::~MainWindow()
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{
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delete timer;
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delete ui;
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}
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void MainWindow::toggleOverrideCursor()
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{
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switch (override) {
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case 0:
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QApplication::setOverrideCursor(Qt::BusyCursor);
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break;
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case 1:
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QApplication::restoreOverrideCursor();
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break;
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case 2:
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ui->label->grabMouse(Qt::ForbiddenCursor);
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break;
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case 3:
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case 5:
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ui->label->releaseMouse();
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break;
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case 4:
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ui->label->grabMouse();
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break;
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case 6:
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ui->label->setCursor(bcurs);
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break;
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case 7:
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ui->label->setCursor(ccurs);
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break;
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}
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override = (override + 1) % 8;
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}
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void MainWindow::keyPressEvent(QKeyEvent* event)
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{
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QPoint off(0, 0);
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switch (event->key()) {
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case Qt::Key_Up:
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off.setY(-4);
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break;
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case Qt::Key_Down:
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off.setY(4);
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break;
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case Qt::Key_Left:
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off.setX(-4);
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break;
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case Qt::Key_Right:
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off.setX(4);
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break;
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default:
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return QMainWindow::keyPressEvent(event);
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}
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off += QCursor::pos();
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QCursor::setPos(off);
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}
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