tdeeventdevice.h

/* This file is part of the TDE libraries
   Copyright (C) 2012 Timothy Pearson <kb9vqf@pearsoncomputing.net>
             (C) 2013 Golubev Alexander <fatzer2@gmail.com>
 
   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.
*/
 
#ifndef _TDEEVENTDEVICE_H
#define _TDEEVENTDEVICE_H
 
#include "tdegenericdevice.h"
 
class TDEHardwareDevices;
 
namespace TDEEventDeviceType {
enum TDEEventDeviceType {
    Unknown,
    ACPILidSwitch,
    ACPISleepButton,
    ACPISuspendButton,
    ACPIPowerButton,
    ACPIOtherInput,
    Other = 0x80000000
};
};
 
// Keep friendlySwitchList() in tdehardwaredevices.cpp in sync with this enum
namespace TDESwitchType {
enum TDESwitchType {
    Null            = 0x00000000,
    Lid         = 0x00000001,
    TabletMode      = 0x00000002,
    HeadphoneInsert     = 0x00000004,
    RFKill          = 0x00000008,
    Radio           = 0x00000010,
    MicrophoneInsert    = 0x00000020,
    Dock            = 0x00000040,
    LineOutInsert       = 0x00000080,
    JackPhysicalInsert  = 0x00000100,
    VideoOutInsert      = 0x00000200,
    CameraLensCover     = 0x00000400,
    KeypadSlide     = 0x00000800,
    FrontProximity      = 0x00001000,
    RotateLock      = 0x00002000,
    LineInInsert        = 0x00004000,
    PowerButton     = 0x00008000,
    SleepButton     = 0x00010000
};
 
inline TDESwitchType operator|(TDESwitchType a, TDESwitchType b)
{
    return static_cast<TDESwitchType>(static_cast<int>(a) | static_cast<int>(b));
}
 
inline TDESwitchType operator&(TDESwitchType a, TDESwitchType b)
{
    return static_cast<TDESwitchType>(static_cast<int>(a) & static_cast<int>(b));
}
 
inline TDESwitchType operator~(TDESwitchType a)
{
    return static_cast<TDESwitchType>(~static_cast<int>(a));
}
};
 
class TQSocketNotifier;
 
class TDECORE_EXPORT TDEEventDevice : public TDEGenericDevice
{
    TQ_OBJECT
 
    public:
        TDEEventDevice(TDEGenericDeviceType::TDEGenericDeviceType dt, TQString dn=TQString::null);
        
        ~TDEEventDevice();
 
        TDEEventDeviceType::TDEEventDeviceType eventType();
 
        TDESwitchType::TDESwitchType providedSwitches();
 
        TDESwitchType::TDESwitchType activeSwitches();
 
        static TQStringList friendlySwitchList(TDESwitchType::TDESwitchType switches);
 
    protected:
        void internalSetEventType(TDEEventDeviceType::TDEEventDeviceType et);
 
        void internalReadProvidedSwitches();
 
        void internalSetProvidedSwitches(TDESwitchType::TDESwitchType sl);
 
        void internalReadActiveSwitches();
 
        void internalSetActiveSwitches(TDESwitchType::TDESwitchType sl);
 
        void internalStartMonitoring(TDEHardwareDevices* hwmanager);
 
    protected slots:
        void eventReceived();
        void processActiveSwitches();
        virtual void connectNotify( const char* signal );
 
    signals:
        void keyPressed(unsigned int keycode, TDEEventDevice* device);
 
        void switchChanged();
 
    private:
        TDEEventDeviceType::TDEEventDeviceType m_eventType;
        TDESwitchType::TDESwitchType m_providedSwitches;
        TDESwitchType::TDESwitchType m_switchActive;
 
        int m_fd;
        bool m_monitorActive;
        TQTimer* m_watchTimer;
        TQSocketNotifier* m_eventNotifier;
 
    friend class TDEHardwareDevices;
};
 
#endif // _TDEEVENTDEVICE_H