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/**************************************************************************** ** ** Copyright (C) 2007-2008 Trolltech ASA. All rights reserved. ** ** This file is part of the example classes of the Qt Toolkit. ** ** This file may be used under the terms of the GNU General Public ** License versions 2.0 or 3.0 as published by the Free Software ** Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3 ** included in the packaging of this file. Alternatively you may (at ** your option) use any later version of the GNU General Public ** License if such license has been publicly approved by Trolltech ASA ** (or its successors, if any) and the KDE Free Qt Foundation. In ** addition, as a special exception, Trolltech gives you certain ** additional rights. These rights are described in the Trolltech GPL ** Exception version 1.2, which can be found at ** http://www.trolltech.com/products/qt/gplexception/ and in the file ** GPL_EXCEPTION.txt in this package. ** ** Please review the following information to ensure GNU General ** Public Licensing requirements will be met: ** http://trolltech.com/products/qt/licenses/licensing/opensource/. If ** you are unsure which license is appropriate for your use, please ** review the following information: ** http://trolltech.com/products/qt/licenses/licensing/licensingoverview ** or contact the sales department at sales@trolltech.com. ** ** In addition, as a special exception, Trolltech, as the sole ** copyright holder for Qt Designer, grants users of the Qt/Eclipse ** Integration plug-in the right for the Qt/Eclipse Integration to ** link to functionality provided by Qt Designer and its related ** libraries. ** ** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, ** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE. Trolltech reserves all rights not expressly ** granted herein. ** ** 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 <QtCore/QProcess> #include <QtCore/QTextStream> #include <QtCore/QLibraryInfo> #include <QtCore/QDir> #include <QtGui/QMessageBox> #include "assistant.h" Assistant::Assistant() : proc(0) { } Assistant::~Assistant() { if (proc && proc->state() == QProcess::Running) { proc->terminate(); proc->waitForFinished(3000); } } void Assistant::showDocumentation(const QString &page) { if (!startAssistant()) return; QTextStream str(proc); str << QLatin1String("SetSource qthelp://com.trolltech.examples.simpletextviewer/doc/") << page << QLatin1Char('\0') << endl; } bool Assistant::startAssistant() { if (!proc) proc = new QProcess(); if (proc->state() != QProcess::Running) { QString app = QLibraryInfo::location(QLibraryInfo::BinariesPath) + QDir::separator(); #if !defined(Q_OS_MAC) app += QLatin1String("assistant"); #else app += QLatin1String("Assistant.app/Contents/MacOS/Assistant"); #endif QStringList args; args << QLatin1String("-collectionFile") << QLibraryInfo::location(QLibraryInfo::ExamplesPath) + QLatin1String("/help/simpletextviewer/documentation/simpletextviewer.qhc") << QLatin1String("-enableRemoteControl"); proc->start(app, args); if (!proc->waitForStarted()) { QMessageBox::critical(0, QObject::tr("Simple Text Viewer"), QObject::tr("Unable to launch Qt Assistant (%1)").arg(app)); return false; } } return true; }
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