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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 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 "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);
    }