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Viewing changes to plasma/generic/dataengines/executable/executable.cpp

  • Committer: Bazaar Package Importer
  • Author(s): Michał Zając
  • Date: 2011-07-09 08:31:15 UTC
  • Revision ID: james.westby@ubuntu.com-20110709083115-ohyxn6z93mily9fc
Tags: upstream-4.6.90
Import upstream version 4.6.90

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plasma/generic/dataengines/executable/executable.cpp
 
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/*
 
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 *   Copyright (C) 2007, 2008 Petri Damsten <damu@iki.fi>
 
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 *
 
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 *   This program is free software; you can redistribute it and/or modify
 
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 *   it under the terms of the GNU Library General Public License version 2 as
 
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 *   published by the Free Software Foundation
 
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 *
 
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 *   This program is distributed in the hope that it will be useful,
 
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 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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 *   GNU General Public License for more details
 
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 *
 
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 *   You should have received a copy of the GNU Library General Public
 
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 *   License along with this program; if not, write to the
 
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 *   Free Software Foundation, Inc.,
 
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 *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
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 */
 
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#include "executable.h"
 
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#include <KDebug>
 
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#include <KProcess>
 
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ExecutableContainer::ExecutableContainer(const QString& command, QObject* parent)
 
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    : Plasma::DataContainer(parent), m_process(0)
 
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{
 
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    setObjectName(command);
 
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    connect(this, SIGNAL(updateRequested(DataContainer*)), this, SLOT(exec()));
 
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    exec();
 
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}
 
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ExecutableContainer::~ExecutableContainer()
 
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{
 
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    delete m_process;
 
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}
 
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void ExecutableContainer::finished(int exitCode, QProcess::ExitStatus exitStatus)
 
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{
 
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    //kDebug() << objectName();
 
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    setData("exit code", exitCode);
 
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    setData("exit status", exitStatus);
 
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    setData("stdout", QString::fromLocal8Bit(m_process->readAllStandardOutput()));
 
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    setData("stderr", QString::fromLocal8Bit(m_process->readAllStandardError()));
 
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    checkForUpdate();
 
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}
 
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void ExecutableContainer::exec()
 
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{
 
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    //kDebug() << objectName();
 
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    if (!m_process) {
 
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        m_process = new KProcess();
 
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        connect(m_process, SIGNAL(finished(int, QProcess::ExitStatus)),
 
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                this, SLOT(finished(int, QProcess::ExitStatus)));
 
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        m_process->setOutputChannelMode(KProcess::SeparateChannels);
 
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        m_process->setShellCommand(objectName());
 
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    }
 
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    if (m_process->state() == QProcess::NotRunning) {
 
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        m_process->start();
 
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    } else {
 
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        kDebug() << "Process" << objectName() << "already running. Pid:" << m_process->pid();
 
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    }
 
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}
 
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ExecutableEngine::ExecutableEngine(QObject* parent, const QVariantList& args)
 
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    : Plasma::DataEngine(parent, args)
 
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{
 
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    setMinimumPollingInterval(1000);
 
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}
 
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bool ExecutableEngine::sourceRequestEvent(const QString& source)
 
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{
 
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    //kDebug() << source;
 
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    addSource(new ExecutableContainer(source, this));
 
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    return true;
 
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}
 
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#include "executable.moc"