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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the Qt Designer of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "assistantclient.h"
#include <QtCore/QString>
#include <QtCore/QProcess>
#include <QtCore/QDir>
#include <QtCore/QLibraryInfo>
#include <QtCore/QDebug>
#include <QtCore/QFileInfo>
#include <QtCore/QObject>
#include <QtCore/QTextStream>
#include <QtCore/QCoreApplication>
QT_BEGIN_NAMESPACE
enum { debugAssistantClient = 0 };
AssistantClient::AssistantClient() :
m_process(0)
{
}
AssistantClient::~AssistantClient()
{
if (isRunning()) {
m_process->terminate();
m_process->waitForFinished();
}
delete m_process;
}
bool AssistantClient::showPage(const QString &path, QString *errorMessage)
{
QString cmd = QLatin1String("SetSource ");
cmd += path;
return sendCommand(cmd, errorMessage);
}
bool AssistantClient::activateIdentifier(const QString &identifier, QString *errorMessage)
{
QString cmd = QLatin1String("ActivateIdentifier ");
cmd += identifier;
return sendCommand(cmd, errorMessage);
}
bool AssistantClient::activateKeyword(const QString &keyword, QString *errorMessage)
{
QString cmd = QLatin1String("ActivateKeyword ");
cmd += keyword;
return sendCommand(cmd, errorMessage);
}
bool AssistantClient::sendCommand(const QString &cmd, QString *errorMessage)
{
if (debugAssistantClient)
qDebug() << "sendCommand " << cmd;
if (!ensureRunning(errorMessage))
return false;
if (!m_process->isWritable() || m_process->bytesToWrite() > 0) {
*errorMessage = QCoreApplication::translate("AssistantClient", "Unable to send request: Assistant is not responding.");
return false;
}
QTextStream str(m_process);
str << cmd << QLatin1Char('\0') << endl;
return true;
}
bool AssistantClient::isRunning() const
{
return m_process && m_process->state() != QProcess::NotRunning;
}
QString AssistantClient::binary()
{
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
#if defined(Q_OS_WIN)
app += QLatin1String(".exe");
#endif
return app;
}
bool AssistantClient::ensureRunning(QString *errorMessage)
{
if (isRunning())
return true;
if (!m_process)
m_process = new QProcess;
const QString app = binary();
if (!QFileInfo(app).isFile()) {
*errorMessage = QCoreApplication::translate("AssistantClient", "The binary '%1' does not exist.").arg(app);
return false;
}
if (debugAssistantClient)
qDebug() << "Running " << app;
// run
QStringList args(QLatin1String("-enableRemoteControl"));
m_process->start(app, args);
if (!m_process->waitForStarted()) {
*errorMessage = QCoreApplication::translate("AssistantClient", "Unable to launch assistant (%1).").arg(app);
return false;
}
return true;
}
QString AssistantClient::documentUrl(const QString &prefix, int qtVersion)
{
if (qtVersion == 0)
qtVersion = QT_VERSION;
QString rc;
QTextStream(&rc) << QLatin1String("qthelp://com.trolltech.") << prefix << QLatin1Char('.')
<< (qtVersion >> 16) << ((qtVersion >> 8) & 0xFF) << (qtVersion & 0xFF)
<< QLatin1String("/qdoc/");
return rc;
}
QString AssistantClient::designerManualUrl(int qtVersion)
{
return documentUrl(QLatin1String("designer"), qtVersion);
}
QString AssistantClient::qtReferenceManualUrl(int qtVersion)
{
return documentUrl(QLatin1String("qt"), qtVersion);
}
QT_END_NAMESPACE
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