- Qt 5.5
- Qt Widgets
- Sub-Attaq
- mainwindow.cpp Example File
- Qt 5.5.1 Reference Documentation

# mainwindow.cpp Example File

animation/sub-attaq/mainwindow.cpp

    /****************************************************************************
    **
    ** Copyright (C) 2015 The Qt Company Ltd.
    ** Contact: http://www.qt.io/licensing/
    **
    ** This file is part of the QtCore module of the Qt Toolkit.
    **
    ** $QT_BEGIN_LICENSE:LGPL21$
    ** Commercial License Usage
    ** Licensees holding valid commercial Qt licenses may use this file in
    ** accordance with the commercial license agreement provided with the
    ** Software or, alternatively, in accordance with the terms contained in
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    ** information use the contact form at http://www.qt.io/contact-us.
    **
    ** 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 or version 3 as published by the Free
    ** Software Foundation and appearing in the file LICENSE.LGPLv21 and
    ** LICENSE.LGPLv3 included in the packaging of this file. Please review the
    ** following information to ensure the GNU Lesser General Public License
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    ****************************************************************************/

    //Own
    #include "mainwindow.h"
    #include "graphicsscene.h"

    //Qt
    #include <QGraphicsView>
    #include <QApplication>
    #include <QMenu>
    #include <QMenuBar>
    #include <QLayout>

    #ifndef QT_NO_OPENGL
    # include <QtOpenGL/QtOpenGL>
    #endif

    MainWindow::MainWindow() : QMainWindow(0)
    {
        QMenu *file = menuBar()->addMenu(tr("&File"));

        QAction *newAction = file->addAction(tr("New Game"));
        newAction->setShortcut(QKeySequence(Qt::CTRL | Qt::Key_N));
        QAction *quitAction = file->addAction(tr("Quit"));
        quitAction->setShortcut(QKeySequence(Qt::CTRL | Qt::Key_Q));

        if (QApplication::arguments().contains("-fullscreen")) {
            scene = new GraphicsScene(0, 0, 750, 400, GraphicsScene::Small);
            setWindowState(Qt::WindowFullScreen);
        } else {
            scene = new GraphicsScene(0, 0, 880, 630);
            layout()->setSizeConstraint(QLayout::SetFixedSize);
        }

        view = new QGraphicsView(scene, this);
        view->setAlignment(Qt::AlignLeft | Qt::AlignTop);
        scene->setupScene(newAction, quitAction);
    #ifndef QT_NO_OPENGL
        view->setViewport(new QGLWidget(QGLFormat(QGL::SampleBuffers)));
    #endif

        setCentralWidget(view);
    }