kwin/dbusinterface.cpp
2013-07-29 08:47:33 +02:00

146 lines
4 KiB
C++

/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2012 Martin Gräßlin <mgraesslin@kde.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, 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 General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
// own
#include "dbusinterface.h"
// kwin
#include "placement.h"
#include "kwinadaptor.h"
#include "workspace.h"
#include "virtualdesktops.h"
#ifdef KWIN_BUILD_ACTIVITIES
#include "activities.h"
#endif
// Qt
#include <QDBusServiceWatcher>
namespace KWin
{
DBusInterface::DBusInterface(QObject *parent)
: QObject(parent)
{
(void) new KWinAdaptor(this);
QDBusConnection dbus = QDBusConnection::sessionBus();
dbus.registerObject(QStringLiteral("/KWin"), this);
if (!dbus.registerService(QStringLiteral("org.kde.KWin"))) {
QDBusServiceWatcher *dog = new QDBusServiceWatcher(QStringLiteral("org.kde.KWin"), dbus, QDBusServiceWatcher::WatchForUnregistration, this);
connect (dog, SIGNAL(serviceUnregistered(QString)), SLOT(becomeKWinService(QString)));
}
dbus.connect(QString(), QStringLiteral("/KWin"), QStringLiteral("org.kde.KWin"), QStringLiteral("reloadConfig"),
Workspace::self(), SLOT(slotReloadConfig()));
}
void DBusInterface::becomeKWinService(const QString &service)
{
// TODO: this watchdog exists to make really safe that we at some point get the service
// but it's probably no longer needed since we explicitly unregister the service with the deconstructor
if (service == QStringLiteral("org.kde.KWin") && QDBusConnection::sessionBus().registerService(QStringLiteral("org.kde.KWin")) && sender()) {
sender()->deleteLater(); // bye doggy :'(
}
}
DBusInterface::~DBusInterface()
{
QDBusConnection::sessionBus().unregisterService(QStringLiteral("org.kde.KWin")); // this is the long standing legal service
// KApplication automatically also grabs org.kde.kwin, so it's often been used externally - ensure to free it as well
QDBusConnection::sessionBus().unregisterService(QStringLiteral("org.kde.kwin"));
}
// wrap void methods with no arguments to Workspace
#define WRAP(name) \
void DBusInterface::name() \
{\
Workspace::self()->name();\
}
WRAP(reconfigure)
#undef WRAP
void DBusInterface::killWindow()
{
Workspace::self()->slotKillWindow();
}
#define WRAP(name) \
void DBusInterface::name() \
{\
Placement::self()->name();\
}
WRAP(cascadeDesktop)
WRAP(unclutterDesktop)
#undef WRAP
// wrap returning methods with no arguments to Workspace
#define WRAP( rettype, name ) \
rettype DBusInterface::name( ) \
{\
return Workspace::self()->name(); \
}
WRAP(QString, supportInformation)
#undef WRAP
bool DBusInterface::startActivity(const QString &in0)
{
#ifdef KWIN_BUILD_ACTIVITIES
return Activities::self()->start(in0);
#else
return false;
#endif
}
bool DBusInterface::stopActivity(const QString &in0)
{
#ifdef KWIN_BUILD_ACTIVITIES
return Activities::self()->stop(in0);
#else
return false;
#endif
}
int DBusInterface::currentDesktop()
{
return VirtualDesktopManager::self()->current();
}
bool DBusInterface::setCurrentDesktop(int desktop)
{
return VirtualDesktopManager::self()->setCurrent(desktop);
}
void DBusInterface::nextDesktop()
{
VirtualDesktopManager::self()->moveTo<DesktopNext>();
}
void DBusInterface::previousDesktop()
{
VirtualDesktopManager::self()->moveTo<DesktopPrevious>();
}
} // namespace