UT_IOObject.h

Go to the documentation of this file.

/*
 * PROPRIETARY INFORMATION.  This software is proprietary to
 * Side Effects Software Inc., and is not to be reproduced,
 * transmitted, or disclosed in any way without written permission.
 *
 * NAME:        UT_IOObject.h
 *
 * COMMENTS:
 *
 */

#ifndef __UT_IOOBJECT_H__
#define __UT_IOOBJECT_H__

#include "UT_API.h"
#include "UT_NonCopyable.h"

/// This tracks the number of objects that are still active and need to be
/// cleaned up prior to exiting the execution context event loop. If an object
/// does not live within an event loop this does not need to be added (i.e.
/// background IO thread worker).
class UT_API UT_IOObject
{
public:
    /// The number of objects still living within the event loop.
    static int count();

protected:
    UT_IOObject();
    ~UT_IOObject();
    UT_NON_COPYABLE(UT_IOObject)
};

/// This provides a way to cancel an IO object. Typically this will be used for
/// timers that need to be cancelled now that the event loop has been stopped.
class UT_API UT_TrackedIOObject : protected UT_IOObject
{
public:
    UT_TrackedIOObject();
    virtual ~UT_TrackedIOObject();
    UT_NON_COPYABLE(UT_TrackedIOObject)

    static void cancelAll();
    virtual void cancel() = 0;

private:
};

#endif // __UT_IOOBJECT_H__