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

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

     /****************************************************************************
     **
     ** Copyright (C) 2005-2006 Trolltech ASA. All rights reserved.
     **
     ** This file is part of the example classes 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;
     }