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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+** * Redistributions of source code must retain the above copyright
+** notice, this list of conditions and the following disclaimer.
+** * Redistributions in binary form must reproduce the above copyright
+** notice, this list of conditions and the following disclaimer in
+** the documentation and/or other materials provided with the
+** distribution.
+** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
+** the names of its contributors may be used to endorse or promote
+** products derived from this software without specific prior written
+** permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtCore/QLibraryInfo>
+#include <QtGui/QApplication>
+#include <QtGui/QAction>
+#include <QtGui/QMenu>
+#include <QtGui/QMenuBar>
+#include <QtGui/QMessageBox>
+
+#include "mainwindow.h"
+#include "findfiledialog.h"
+#include "assistant.h"
+#include "textedit.h"
+
+// ![0]
+MainWindow::MainWindow()
+{
+ assistant = new Assistant;
+// ![0]
+ textViewer = new TextEdit;
+ textViewer->setContents(QLibraryInfo::location(QLibraryInfo::ExamplesPath)
+ + QLatin1String("/help/simpletextviewer/documentation/intro.html"));
+ setCentralWidget(textViewer);
+
+ createActions();
+ createMenus();
+
+ setWindowTitle(tr("Simple Text Viewer"));
+ resize(750, 400);
+// ![1]
+}
+//! [1]
+
+//! [2]
+void MainWindow::closeEvent(QCloseEvent *)
+{
+ delete assistant;
+}
+//! [2]
+
+void MainWindow::about()
+{
+ QMessageBox::about(this, tr("About Simple Text Viewer"),
+ tr("This example demonstrates how to use\n"
+ "Qt Assistant as help system for your\n"
+ "own application."));
+}
+
+//! [3]
+void MainWindow::showDocumentation()
+{
+ assistant->showDocumentation("index.html");
+}
+//! [3]
+
+void MainWindow::open()
+{
+ FindFileDialog dialog(textViewer, assistant);
+ dialog.exec();
+}
+
+//! [4]
+void MainWindow::createActions()
+{
+ assistantAct = new QAction(tr("Help Contents"), this);
+ assistantAct->setShortcut(QKeySequence::HelpContents);
+ connect(assistantAct, SIGNAL(triggered()), this, SLOT(showDocumentation()));
+//! [4]
+
+ openAct = new QAction(tr("&Open..."), this);
+ openAct->setShortcut(QKeySequence::Open);
+ connect(openAct, SIGNAL(triggered()), this, SLOT(open()));
+
+ clearAct = new QAction(tr("&Clear"), this);
+ clearAct->setShortcut(tr("Ctrl+C"));
+ connect(clearAct, SIGNAL(triggered()), textViewer, SLOT(clear()));
+
+ exitAct = new QAction(tr("E&xit"), this);
+ exitAct->setShortcuts(QKeySequence::Quit);
+ connect(exitAct, SIGNAL(triggered()), this, SLOT(close()));
+
+ aboutAct = new QAction(tr("&About"), this);
+ connect(aboutAct, SIGNAL(triggered()), this, SLOT(about()));
+
+ aboutQtAct = new QAction(tr("About &Qt"), this);
+ connect(aboutQtAct, SIGNAL(triggered()), qApp, SLOT(aboutQt()));
+//! [5]
+}
+//! [5]
+
+void MainWindow::createMenus()
+{
+ fileMenu = new QMenu(tr("&File"), this);
+ fileMenu->addAction(openAct);
+ fileMenu->addAction(clearAct);
+ fileMenu->addSeparator();
+ fileMenu->addAction(exitAct);
+
+ helpMenu = new QMenu(tr("&Help"), this);
+ helpMenu->addAction(assistantAct);
+ helpMenu->addSeparator();
+ helpMenu->addAction(aboutAct);
+ helpMenu->addAction(aboutQtAct);
+
+
+ menuBar()->addMenu(fileMenu);
+ menuBar()->addMenu(helpMenu);
+}