Home · All Classes · Main Classes · Grouped Classes · Modules · Functions

window.cpp Example File
painting/concentriccircles/window.cpp

    /****************************************************************************
    **
    ** Copyright (C) 2005-2005 Trolltech AS. All rights reserved.
    **
    ** This file is part of the documentation of the Qt Toolkit.
    **
    ** This file may be used under the terms of the GNU General Public
    ** License version 2.0 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 GNU
    ** General Public Licensing requirements will be met:
    ** http://www.trolltech.com/products/qt/opensource.html
    **
    ** If you are unsure which license is appropriate for your use, please
    ** review the following information:
    ** http://www.trolltech.com/products/qt/licensing.html or contact the
    ** sales department at sales@trolltech.com.
    **
    ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
    ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
    **
    ****************************************************************************/

    #include <QtGui>

    #include "circlewidget.h"
    #include "window.h"

    Window::Window()
    {
        aliasedLabel = createLabel(tr("Aliased"));
        antialiasedLabel = createLabel(tr("Antialiased"));
        intLabel = createLabel(tr("Int"));
        floatLabel = createLabel(tr("Float"));

        QGridLayout *layout = new QGridLayout;
        layout->addWidget(aliasedLabel, 0, 1);
        layout->addWidget(antialiasedLabel, 0, 2);
        layout->addWidget(intLabel, 1, 0);
        layout->addWidget(floatLabel, 2, 0);

        QTimer *timer = new QTimer(this);

        for (int i = 0; i < 2; ++i) {
            for (int j = 0; j < 2; ++j) {
                circleWidgets[i][j] = new CircleWidget;
                circleWidgets[i][j]->setAntialiased(j != 0);
                circleWidgets[i][j]->setFloatBased(i != 0);

                connect(timer, SIGNAL(timeout()),
                        circleWidgets[i][j], SLOT(nextAnimationFrame()));

                layout->addWidget(circleWidgets[i][j], i + 1, j + 1);
            }
        }
        timer->start(100);
        setLayout(layout);

        setWindowTitle(tr("Concentric Circles"));
    }

    QLabel *Window::createLabel(const QString &text)
    {
        QLabel *label = new QLabel(text);
        label->setAlignment(Qt::AlignCenter);
        label->setMargin(2);
        label->setFrameStyle(QFrame::Box | QFrame::Sunken);
        return label;
    }


Copyright © 2005 Trolltech Trademarks
Qt 4.1.0
Hosted by uCoz