blocxx

SelectableCallbackIFC.hpp

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00001 /*******************************************************************************
00002 * Copyright (C) 2005, Vintela, Inc. All rights reserved.
00003 * Copyright (C) 2006, Novell, Inc. All rights reserved.
00004 * 
00005 * Redistribution and use in source and binary forms, with or without
00006 * modification, are permitted provided that the following conditions are met:
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00014 *       Vintela, Inc., 
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00020 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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00032 
00033 
00039 #ifndef BLOCXX_SELECTABLE_CALLBACKIFC_HPP_INCLUDE_GUARD_
00040 #define BLOCXX_SELECTABLE_CALLBACKIFC_HPP_INCLUDE_GUARD_
00041 #include "blocxx/BLOCXX_config.h"
00042 #include "blocxx/SelectableIFC.hpp"
00043 #include "blocxx/IntrusiveCountableBase.hpp"
00044 #include "blocxx/IntrusiveReference.hpp"
00045 
00046 // The classes and functions defined in this file are not meant for general
00047 // use, they are internal implementation details.  They may change at any time.
00048 
00049 namespace BLOCXX_NAMESPACE
00050 {
00051 
00052 class BLOCXX_COMMON_API SelectableCallbackIFC : virtual public IntrusiveCountableBase
00053 {
00054 public:
00055 
00056    enum EEventType
00057    {
00058       // bits that can be or'd together
00059       E_READ_EVENT = 1,
00060       E_ACCEPT_EVENT = 1, // E_ACCEPT_EVENT aliases E_READ_EVENT due to select() semantics
00061       E_WRITE_EVENT = 2
00062    };
00063 
00064    virtual ~SelectableCallbackIFC();
00065    void selected(Select_t& selectedObject, EEventType eventType)
00066    {
00067       doSelected(selectedObject, eventType);
00068    }
00069 protected:
00070    virtual void doSelected(Select_t& selectedObject, EEventType eventType) = 0;
00071 };
00072 
00073 typedef IntrusiveReference<SelectableCallbackIFC> SelectableCallbackIFCRef;
00074 
00075 } // end namespace BLOCXX_NAMESPACE
00076 
00077 #endif