kwin/udev.h

101 lines
2.4 KiB
C++

/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2014 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/>.
*********************************************************************/
#ifndef KWIN_UDEV_H
#define KWIN_UDEV_H
#include <memory>
#include <kwin_export.h>
struct udev;
struct udev_device;
struct udev_monitor;
namespace KWin
{
class Udev;
class KWIN_EXPORT UdevDevice
{
public:
UdevDevice(udev_device *device);
~UdevDevice();
udev_device *getParentWithSubsystemDevType(const char *subsystem, const char *devtype = nullptr) const;
const char *devNode();
int sysNum() const;
const char *property(const char *key);
bool hasProperty(const char *key, const char *value);
operator udev_device*() const {
return m_device;
}
operator udev_device*() {
return m_device;
}
typedef std::unique_ptr<UdevDevice> Ptr;
private:
udev_device *m_device;
};
class KWIN_EXPORT UdevMonitor
{
public:
explicit UdevMonitor(Udev *udev);
~UdevMonitor();
int fd() const;
bool isValid() const {
return m_monitor != nullptr;
}
void filterSubsystemDevType(const char *subSystem, const char *devType = nullptr);
void enable();
UdevDevice::Ptr getDevice();
private:
udev_monitor *m_monitor;
};
class KWIN_EXPORT Udev
{
public:
Udev();
~Udev();
bool isValid() const {
return m_udev != nullptr;
}
UdevDevice::Ptr primaryGpu();
UdevDevice::Ptr primaryFramebuffer();
UdevDevice::Ptr deviceFromSyspath(const char *syspath);
UdevMonitor *monitor();
operator udev*() const {
return m_udev;
}
operator udev*() {
return m_udev;
}
private:
struct udev *m_udev;
};
}
#endif