EventQueue.h

Go to the documentation of this file.

/*
 * Copyright (c) 2016-2017, NVIDIA CORPORATION. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *  * Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *  * Neither the name of NVIDIA CORPORATION nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
#ifndef _ARGUS_EVENT_QUEUE_H
#define _ARGUS_EVENT_QUEUE_H
 
namespace Argus
{
 
class EventQueue : public InterfaceProvider, public Destructable
{
protected:
    ~EventQueue() {}
};
 
DEFINE_UUID(InterfaceID, IID_EVENT_QUEUE, 944b11f6,e512,49ad,8573,fc,82,3e,02,25,ed);
class IEventQueue : public Interface
{
public:
    static const InterfaceID& id() { return IID_EVENT_QUEUE; }
 
    virtual Status getEventTypes(std::vector<EventType>* types) const = 0;
 
    virtual const Event* getNextEvent() = 0;
 
    virtual uint32_t getSize() const = 0;
 
    virtual const Event* getEvent(uint32_t index) const = 0;
 
protected:
    ~IEventQueue() {}
};
 
} // namespace Argus
 
#endif // _ARGUS_EVENT_QUEUE_H