plasma-framework/private/service_p.h

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/*
* Copyright 2008 Aaron Seigo <aseigo@kde.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library General Public License as
* published by the Free Software Foundation; either version 2, or
* (at your option) any later version.
*
* This program 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 General Public License for more details
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef SERVICE_P_H
#define SERVICE_P_H
#include "servicejob.h"
#include <QGraphicsWidget>
#include <QMultiHash>
#include <QWidget>
#include <QSet>
#include <KTemporaryFile>
namespace Plasma
{
class ConfigLoader;
class NullServiceJob : public ServiceJob
{
public:
NullServiceJob(const QString &destination, const QString &operation, QObject *parent)
: ServiceJob(destination, operation, QMap<QString, QVariant>(), parent)
{
}
void start()
{
setErrorText(i18nc("Error message, tried to start an invalid service", "Invalid (null) service, can not perform any operations."));
emitResult();
}
};
class NullService : public Service
{
public:
NullService(const QString &target, QObject *parent)
: Service(parent)
{
setDestination(target);
setName("NullService");
}
ServiceJob *createJob(const QString &operation, QMap<QString, QVariant> &)
{
return new NullServiceJob(destination(), operation, this);
}
};
class ServicePrivate
{
public:
ServicePrivate(Service *service)
: q(service),
config(0),
tempFile(0)
{
}
~ServicePrivate()
{
delete tempFile;
}
void jobFinished(KJob *job)
{
emit q->finished(static_cast<ServiceJob*>(job));
}
void associatedWidgetDestroyed(QObject *obj)
{
associatedWidgets.remove(static_cast<QWidget*>(obj));
}
void associatedGraphicsWidgetDestroyed(QObject *obj)
{
associatedGraphicsWidgets.remove(static_cast<QGraphicsWidget*>(obj));
}
Service *q;
QString destination;
QString name;
ConfigLoader *config;
KTemporaryFile *tempFile;
QMultiHash<QWidget *, QString> associatedWidgets;
QMultiHash<QGraphicsWidget *, QString> associatedGraphicsWidgets;
QSet<QString> disabledOperations;
};
} // namespace Plasma
#endif