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<td align="right" valign="top" width="230"><img src="images/trolltech-logo.png" align="right" width="203" height="32" border="0" /></td></tr></table><h1 align="center">window.cpp Example File<br /><small><small>opengl/textures/window.cpp</small></small></h1>

<pre>  /****************************************************************************

** This file is part of the documentation of the Qt Toolkit.

** This file may be distributed under the terms of the Q Public License

** as defined by Trolltech AS of Norway and appearing in the file

** LICENSE.QPL included in the packaging of this file.

** This file may be distributed and/or modified under the terms of the

** GNU General Public License version 2 as published by the Free Software

** Foundation and appearing in the file LICENSE.GPL included in the

** packaging of this file.

** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for

** information about Qt Commercial License Agreements.

** See http://www.trolltech.com/qpl/ for QPL licensing information.

** See http://www.trolltech.com/gpl/ for GPL licensing information.

** Contact info@trolltech.com if any conditions of this licensing are

** not clear to you.

** 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 "glwidget.h"

#include "window.h"

Window::Window()

{

QGridLayout *mainLayout = new QGridLayout;

glWidgets[0][0] = 0;

for (int i = 0; i < NumRows; ++i) {

for (int j = 0; j < NumColumns; ++j) {

QColor clearColor;

clearColor.setHsv(((i * NumColumns) + j) * 255

/ (NumRows * NumColumns - 1),

255, 63);

glWidgets[i][j] = new GLWidget(this, glWidgets[0][0]);

glWidgets[i][j]->setClearColor(clearColor);

glWidgets[i][j]->rotateBy(+42 * 16, +42 * 16, -21 * 16);

mainLayout->addWidget(glWidgets[i][j], i, j);

connect(glWidgets[i][j], SIGNAL(clicked()),

this, SLOT(setCurrentGlWidget()));

}

setLayout(mainLayout);

currentGlWidget = glWidgets[0][0];

QTimer *timer = new QTimer(this);

connect(timer, SIGNAL(timeout()), this, SLOT(rotateOneStep()));

timer->start(20);

setWindowTitle(tr("Textures"));

}

void Window::setCurrentGlWidget()

{

currentGlWidget = qobject_cast<GLWidget *>(sender());

}

void Window::rotateOneStep()

{

if (currentGlWidget)

currentGlWidget->rotateBy(+2 * 16, +2 * 16, -1 * 16);

}</pre>

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