mmsinputlisthread.h

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/***************************************************************************
 *   Copyright (C) 2005-2007 Stefan Schwarzer, Jens Schneider,             *
 *                           Matthias Hardt, Guido Madaus                  *
 *                                                                         *
 *   Copyright (C) 2007-2008 BerLinux Solutions GbR                        *
 *                           Stefan Schwarzer & Guido Madaus               *
 *                                                                         *
 *   Copyright (C) 2009-2013 BerLinux Solutions GmbH                       *
 *                                                                         *
 *   Authors:                                                              *
 *      Stefan Schwarzer   <stefan.schwarzer@diskohq.org>,                 *
 *      Matthias Hardt     <matthias.hardt@diskohq.org>,                   *
 *      Jens Schneider     <jens.schneider@diskohq.org>,                   *
 *      Guido Madaus       <guido.madaus@diskohq.org>,                     *
 *      Patrick Helterhoff <patrick.helterhoff@diskohq.org>,               *
 *      René Bählkow       <rene.baehlkow@diskohq.org>                     *
 *                                                                         *
 *   This library is free software; you can redistribute it and/or         *
 *   modify it under the terms of the GNU Lesser General Public            *
 *   License version 2.1 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     *
 *   Lesser General Public License for more details.                       *
 *                                                                         *
 *   You should have received a copy of the GNU Lesser General Public      *
 *   License along with this library; if not, write to the                 *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
 **************************************************************************/

#ifndef MMSINPUTLISTHREAD_H_
#define MMSINPUTLISTHREAD_H_

#include "mmsinput/mmsinputlishandler.h"
#include <linux/keyboard.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <sys/kd.h>
#include <linux/vt.h>

#include <linux/input.h>

class MMSInputLISThread : public MMSThread {
    private:
        //! access to the input handler to buffer input events there
        MMSInputLISHandler  *handler;

        //! filedescriptor from which we read keyboard inputs (this should be the fd to the framebuffer console)
        int kb_fd;

        // name of the device != keyboard
        MMSINPUTLISHANDLER_DEV device;

        //! filedescriptor of the device
        int dv_fd;

        //! shift key pressed
        bool shift_pressed;

        //! altgr key pressed
        bool altgr_pressed;

        //! is caps lock?
        bool is_caps_lock;

        //! button pressed?
        bool button_pressed;
        
        int lastX, lastY;
        struct input_event lastevent;

        bool openDevice();
        void closeDevice();

        MMSKeySymbol getSymbol(int code, unsigned short value);
        unsigned short readValue(unsigned char table, unsigned char index);
        MMSKeySymbol getKeyFromCode(bool pressed, unsigned char code);
        void updateLED();

        MMSKeySymbol translateKey(int code);
        bool translateEvent(struct input_event *linux_evt, MMSInputEvent *inputevent);

    public:
        MMSInputLISThread(MMSInputLISHandler *handler, int kb_fd);
        MMSInputLISThread(MMSInputLISHandler *handler, MMSINPUTLISHANDLER_DEV *device);
        ~MMSInputLISThread();
        void threadMain();
};

#endif /* MMSINPUTLISTHREAD_H_ */

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