#!/usr/bin/env python+
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#############################################################################+
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##+
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## Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).+
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## All rights reserved.+
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## Contact: Nokia Corporation (qt-info@nokia.com)+
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##+
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## This file is part of the test suite of the Qt Toolkit.+
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##+
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## $QT_BEGIN_LICENSE:LGPL$+
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## No Commercial Usage+
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## This file contains pre-release code and may not be distributed.+
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## You may use this file in accordance with the terms and conditions+
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## contained in the Technology Preview License Agreement accompanying+
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## this package.+
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##+
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## GNU Lesser General Public License Usage+
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## Alternatively, this file may be used under the terms of the GNU Lesser+
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## General Public License version 2.1 as published by the Free Software+
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## Foundation and appearing in the file LICENSE.LGPL included in the+
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## packaging of this file.  Please review the following information to+
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## ensure the GNU Lesser General Public License version 2.1 requirements+
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## will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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##+
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## In addition, as a special exception, Nokia gives you certain additional+
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## rights.  These rights are described in the Nokia Qt LGPL Exception+
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## version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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##+
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## If you have questions regarding the use of this file, please contact+
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## Nokia at qt-info@nokia.com.+
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##+
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## $QT_END_LICENSE$+
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##+
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#############################################################################+
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+
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import sys+
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from PyQt4.QtCore import SIGNAL+
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from PyQt4.QtGui import QApplication, QColor, QIcon, QLabel, QMdiArea, QPixmap, \+
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                        QPushButton, QTableWidget, QTableWidgetItem, QTextEdit+
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+
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+
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class Changer:+
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+
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    def __init__(self, mdiArea):+
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    +
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        self.mdiArea = mdiArea+
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        self.state = 0+
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    +
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    def change(self):+
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    +
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        if self.state == 0:+
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            self.mdiArea.cascadeSubWindows()+
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            self.mdiArea.setWindowTitle("Cascade")+
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        elif self.state == 1:+
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            self.mdiArea.tileSubWindows()+
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            self.mdiArea.setWindowTitle("Tile")+
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        self.state = (self.state + 1) % 2+
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+
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+
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if __name__ == "__main__":+
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+
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    app = QApplication(sys.argv)+
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    pixmap = QPixmap(16, 16)+
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    pixmap.fill(QColor(0, 0, 0, 0))+
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    icon = QIcon(pixmap)+
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    app.setWindowIcon(icon)+
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    +
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    mdiArea = QMdiArea()+
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    +
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    textEdit = QTextEdit()+
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    textEdit.setPlainText("Qt Quarterly is a paper-based newsletter "+
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                          "exclusively available to Qt customers. Every "+
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                          "quarter we mail out an issue that we hope will "+
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                          "bring added insight and pleasure to your Qt "+
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                          "programming, with high-quality technical articles "+
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                          "written by Qt experts.")+
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    textWindow = mdiArea.addSubWindow(textEdit)+
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    textWindow.setWindowTitle("A Text Editor")+
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    +
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    label = QLabel()+
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    label.setPixmap(QPixmap("../../images/qt-logo.png"))+
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    labelWindow = mdiArea.addSubWindow(label)+
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    labelWindow.setWindowTitle("A Label")+
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    +
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    items = (("Henry", 23), ("Bill", 56), ("Susan", 19), ("Jane", 47))+
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    table = QTableWidget(len(items), 2)+
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    +
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    for i in range(len(items)):+
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        name, age = items[i]+
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        item = QTableWidgetItem(name)+
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        table.setItem(i, 0, item)+
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        item = QTableWidgetItem(str(age))+
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        table.setItem(i, 1, item)+
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    +
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    tableWindow = mdiArea.addSubWindow(table)+
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    tableWindow.setWindowTitle("A Table Widget")+
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    +
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    mdiArea.show()+
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    +
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    changer = Changer(mdiArea)+
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    button = QPushButton("Cascade")+
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    button.connect(button, SIGNAL("clicked()"), changer.change)+
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    button.show()+
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    sys.exit(app.exec_())+
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