autostart.cpp
/*
*
* This file is part of the KDE libraries
* Copyright (c) 2001 Waldo Bastian <bastian@kde.org>
*
* $Id: autostart.cpp 534738 2006-04-27 18:04:45Z lunakl $
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License version 2 as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
**/
#include "autostart.h"
#include <kconfig.h>
#include <kdesktopfile.h>
#include <kglobal.h>
#include <kstandarddirs.h>
class AutoStartItem
{
public:
QString name;
QString service;
QString startAfter;
int phase;
};
class AutoStartList: public QPtrList<AutoStartItem>
{
public:
AutoStartList() { }
};
AutoStart::AutoStart( bool new_startup )
: m_newStartup( new_startup ), m_phase( new_startup ? -1 : 0), m_phasedone(false)
{
m_startList = new AutoStartList;
m_startList->setAutoDelete(true);
KGlobal::dirs()->addResourceType("autostart", "share/autostart");
}
AutoStart::~AutoStart()
{
delete m_startList;
}
void
AutoStart::setPhase(int phase)
{
if (phase > m_phase)
{
m_phase = phase;
m_phasedone = false;
}
}
void AutoStart::setPhaseDone()
{
m_phasedone = true;
}
static QString extractName(QString path)
{
int i = path.findRev('/');
if (i >= 0)
path = path.mid(i+1);
i = path.findRev('.');
if (i >= 0)
path = path.left(i);
return path;
}
static bool startCondition(const QString &condition)
{
if (condition.isEmpty())
return true;
QStringList list = QStringList::split(':', condition, true);
if (list.count() < 4)
return true;
if (list[0].isEmpty() || list[2].isEmpty())
return true;
KConfig config(list[0], true, false);
if (!list[1].isEmpty())
config.setGroup(list[1]);
bool defaultValue = (list[3].lower() == "true");
return config.readBoolEntry(list[2], defaultValue);
}
void
AutoStart::loadAutoStartList()
{
QStringList files = KGlobal::dirs()->findAllResources("autostart", "*.desktop", false, true);
for(QStringList::ConstIterator it = files.begin();
it != files.end();
++it)
{
KDesktopFile config(*it, true);
if (!startCondition(config.readEntry("X-KDE-autostart-condition")))
continue;
if (!config.tryExec())
continue;
if (config.readBoolEntry("Hidden", false))
continue;
if (config.hasKey("OnlyShowIn"))
{
if (!config.readListEntry("OnlyShowIn", ';').contains("KDE"))
continue;
}
if (config.hasKey("NotShowIn"))
{
if (config.readListEntry("NotShowIn", ';').contains("KDE"))
continue;
}
AutoStartItem *item = new AutoStartItem;
item->name = extractName(*it);
item->service = *it;
item->startAfter = config.readEntry("X-KDE-autostart-after");
if( m_newStartup )
{
item->phase = config.readNumEntry("X-KDE-autostart-phase", 2);
if (item->phase < 0)
item->phase = 0;
}
else
{
item->phase = config.readNumEntry("X-KDE-autostart-phase", 1);
if (item->phase < 1)
item->phase = 1;
}
m_startList->append(item);
}
}
QString
AutoStart::startService()
{
if (m_startList->isEmpty())
return 0;
while(!m_started.isEmpty())
{
// Check for items that depend on previously started items
QString lastItem = m_started[0];
for(AutoStartItem *item = m_startList->first();
item; item = m_startList->next())
{
if (item->phase == m_phase
&& item->startAfter == lastItem)
{
m_started.prepend(item->name);
QString service = item->service;
m_startList->remove();
return service;
}
}
m_started.remove(m_started.begin());
}
// Check for items that don't depend on anything
AutoStartItem *item;
for(item = m_startList->first();
item; item = m_startList->next())
{
if (item->phase == m_phase
&& item->startAfter.isEmpty())
{
m_started.prepend(item->name);
QString service = item->service;
m_startList->remove();
return service;
}
}
// Just start something in this phase
for(item = m_startList->first();
item; item = m_startList->next())
{
if (item->phase == m_phase)
{
m_started.prepend(item->name);
QString service = item->service;
m_startList->remove();
return service;
}
}
return 0;
}

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