eventhandlerfactory.h

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/* antimicrox Gamepad to KB+M event mapper
 * Copyright (C) 2015 Travis Nickles <nickles.travis@gmail.com>
 * Copyright (C) 2020 Jagoda Górska <juliagoda.pl@protonmail>
 *
 * 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 3 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 EVENTHANDLERFACTORY_H
#define EVENTHANDLERFACTORY_H
 
#include <QObject>
#include <QStringList>
 
#ifdef WITH_UINPUT
    #include "eventhandlers/uinputeventhandler.h"
#endif
 
#ifdef WITH_XTEST
    #include "eventhandlers/xtesteventhandler.h"
#endif
 
#ifdef Q_OS_WIN
    #include "eventhandlers/winsendinputeventhandler.h"
 
    #ifdef WITH_VMULTI
        #include "eventhandlers/winvmultieventhandler.h"
    #endif
#endif
 
#ifdef Q_OS_WIN
    #define ADD_SENDINPUT 1
    #ifdef WITH_VMULTI
        #define ADD_VMULTI 1
    #else
        #define ADD_VMULTI 0
    #endif
 
    #define NUM_BACKENDS (ADD_SENDINPUT + ADD_VMULTI)
#else
    #ifdef WITH_XTEST
        #define ADD_XTEST 1
    #else
        #define ADD_XTEST 0
    #endif
 
    #ifdef WITH_UINPUT
        #define ADD_UINPUT 1
    #else
        #define ADD_UINPUT 0
    #endif
 
    #define NUM_BACKENDS (ADD_XTEST + ADD_UINPUT)
#endif
 
#if (NUM_BACKENDS > 1)
    #define BACKEND_ELSE_IF else if
#else
    #define BACKEND_ELSE_IF if
#endif
 
class BaseEventHandler;
 
class EventHandlerFactory : public QObject
{
    Q_OBJECT
 
  public:
    static EventHandlerFactory *getInstance(QString handler = "");
    void deleteInstance();
    BaseEventHandler *handler();
    static QString fallBackIdentifier();
    static QStringList buildEventGeneratorList();
    static QString handlerDisplayName(QString handler);
 
  protected:
    explicit EventHandlerFactory(QString handler, QObject *parent = nullptr);
 
    BaseEventHandler *eventHandler;
    static EventHandlerFactory *instance;
};
 
#endif // EVENTHANDLERFACTORY_H