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# previewwindow.cpp Example File
widgets/windowflags/previewwindow.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 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.
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        ****************************************************************************/

        #include <QtGui>

        #include "previewwindow.h"

        PreviewWindow::PreviewWindow(QWidget *parent)
            : QWidget(parent)
        {
            textEdit = new QTextEdit;
            textEdit->setReadOnly(true);
            textEdit->setLineWrapMode(QTextEdit::NoWrap);

            closeButton = new QPushButton(tr("&Close"));
            connect(closeButton, SIGNAL(clicked()), this, SLOT(close()));

            QVBoxLayout *layout = new QVBoxLayout;
            layout->addWidget(textEdit);
            layout->addWidget(closeButton);
            setLayout(layout);

            setWindowTitle(tr("Preview"));
        }

        void PreviewWindow::setWindowFlags(Qt::WindowFlags flags)
        {
            QWidget::setWindowFlags(flags);

            QString text;

            Qt::WindowFlags type = (flags & Qt::WindowType_Mask);
            if (type == Qt::Window) {
                text = "Qt::Window";
            } else if (type == Qt::Dialog) {
                text = "Qt::Dialog";
            } else if (type == Qt::Sheet) {
                text = "Qt::Sheet";
            } else if (type == Qt::Drawer) {
                text = "Qt::Drawer";
            } else if (type == Qt::Popup) {
                text = "Qt::Popup";
            } else if (type == Qt::Tool) {
                text = "Qt::Tool";
            } else if (type == Qt::ToolTip) {
                text = "Qt::ToolTip";
            } else if (type == Qt::SplashScreen) {
                text = "Qt::SplashScreen";
            }

            if (flags & Qt::MSWindowsFixedSizeDialogHint)
                text += "\n| Qt::MSWindowsFixedSizeDialogHint";
            if (flags & Qt::X11BypassWindowManagerHint)
                text += "\n| Qt::X11BypassWindowManagerHint";
            if (flags & Qt::FramelessWindowHint)
                text += "\n| Qt::FramelessWindowHint";
            if (flags & Qt::WindowTitleHint)
                text += "\n| Qt::WindowTitleHint";
            if (flags & Qt::WindowSystemMenuHint)
                text += "\n| Qt::WindowSystemMenuHint";
            if (flags & Qt::WindowMinimizeButtonHint)
                text += "\n| Qt::WindowMinimizeButtonHint";
            if (flags & Qt::WindowMaximizeButtonHint)
                text += "\n| Qt::WindowMaximizeButtonHint";
            if (flags & Qt::WindowContextHelpButtonHint)
                text += "\n| Qt::WindowContextHelpButtonHint";
            if (flags & Qt::WindowShadeButtonHint)
                text += "\n| Qt::WindowShadeButtonHint";
            if (flags & Qt::WindowStaysOnTopHint)
                text += "\n| Qt::WindowStaysOnTopHint";

            textEdit->setPlainText(text);
        }