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     2 **

     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

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     7 ** This file is part of the examples of the Qt Toolkit.

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    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

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    38 ** $QT_END_LICENSE$

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    40 ****************************************************************************/

    41 

    42 #include "mainwindow.h"

    43 

    44 #include <QApplication>

    45 #include <QMenuBar>

    46 #include <QGroupBox>

    47 #include <QGridLayout>

    48 #include <QSlider>

    49 #include <QLabel>

    50 #include <QTimer>

    51 

    52 #include "glwidget.h"

    53 

    54 MainWindow::MainWindow()

    55 {

    56     GLWidget *glwidget = new GLWidget();

    57     QLabel *label = new QLabel(this);

    58     QTimer *timer = new QTimer(this);

    59     QSlider *slider = new QSlider(this);

    60     slider->setOrientation(Qt::Horizontal);

    61     

    62     slider->setRange(0, 100);

    63     slider->setSliderPosition(50);

    64     timer->setInterval(10);

    65     label->setText("A QGlWidget with OpenGl ES");

    66     label->setAlignment(Qt::AlignHCenter);

    67 

    68     QGroupBox * groupBox = new QGroupBox(this);

    69     setCentralWidget(groupBox);

    70     groupBox->setTitle("OpenGL ES Example");

    71 

    72     QGridLayout *layout = new QGridLayout(groupBox);

    73 

    74     layout->addWidget(glwidget,1,0,8,1);

    75     layout->addWidget(label,9,0,1,1);

    76     layout->addWidget(slider, 11,0,1,1);

    77 

    78     groupBox->setLayout(layout);

    79 

    80     QMenu *fileMenu = new QMenu("File");

    81     QMenu *helpMenu = new QMenu("Help");

    82     QMenu *showMenu = new QMenu("Show");

    83     menuBar()->addMenu(fileMenu);

    84     menuBar()->addMenu(showMenu);

    85     menuBar()->addMenu(helpMenu);

    86     QAction *exit = new QAction("Exit", fileMenu);

    87     QAction *aboutQt = new QAction("AboutQt", helpMenu);

    88     QAction *showLogo = new QAction("Show 3D Logo", showMenu);

    89     QAction *showTexture = new QAction("Show 2D Texture", showMenu);

    90     QAction *showBubbles = new QAction("Show bubbles", showMenu);

    91     showBubbles->setCheckable(true);

    92     showBubbles->setChecked(true);

    93     fileMenu->addAction(exit);

    94     helpMenu->addAction(aboutQt);

    95     showMenu->addAction(showLogo);

    96     showMenu->addAction(showTexture);

    97     showMenu->addAction(showBubbles);

    98 

    99     QObject::connect(timer, SIGNAL(timeout()), glwidget, SLOT(updateGL()));

   100     QObject::connect(exit, SIGNAL(triggered(bool)), this, SLOT(close()));

   101     QObject::connect(aboutQt, SIGNAL(triggered(bool)), qApp, SLOT(aboutQt()));

   102 

   103     QObject::connect(showLogo, SIGNAL(triggered(bool)), glwidget, SLOT(setLogo()));

   104     QObject::connect(showTexture, SIGNAL(triggered(bool)), glwidget, SLOT(setTexture()));

   105     QObject::connect(showBubbles, SIGNAL(triggered(bool)), glwidget, SLOT(showBubbles(bool)));

   106     QObject::connect(slider, SIGNAL(valueChanged(int)), glwidget, SLOT(setScaling(int)));

   107     timer->start();

   108 }