00001 /******************************************************************************* 00002 * Copyright (C) 2004 Vintela, Inc. All rights reserved. 00003 * Copyright (C) 2005 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: 00007 * 00008 * - Redistributions of source code must retain the above copyright notice, 00009 * this list of conditions and the following disclaimer. 00010 * 00011 * - Redistributions in binary form must reproduce the above copyright notice, 00012 * this list of conditions and the following disclaimer in the documentation 00013 * and/or other materials provided with the distribution. 00014 * 00015 * - Neither the name of Vintela, Inc., Novell, Inc., nor the names of its 00016 * contributors may be used to endorse or promote products derived from this 00017 * software without specific prior written permission. 00018 * 00019 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' 00020 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00021 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00022 * ARE DISCLAIMED. IN NO EVENT SHALL Vintela, Inc., Novell, Inc., OR THE 00023 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 00024 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 00025 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 00026 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 00027 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 00028 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 00029 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00030 *******************************************************************************/ 00031 00032 00038 #ifndef BLOCXX_SELECT_ENGINE_HPP_ 00039 #define BLOCXX_SELECT_ENGINE_HPP_ 00040 #include "blocxx/BLOCXX_config.h" 00041 #include "blocxx/SelectableIFC.hpp" 00042 #include "blocxx/SelectableCallbackIFC.hpp" 00043 #include "blocxx/Array.hpp" 00044 #include "blocxx/Exception.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 BLOCXX_DECLARE_APIEXCEPTION(Select, BLOCXX_COMMON_API) 00053 class BLOCXX_COMMON_API SelectEngine 00054 { 00055 public: 00056 void addSelectableObject(const SelectableIFCRef& obj, 00057 const SelectableCallbackIFCRef& cb); 00058 void go(); // Throws SelectException on error 00059 void stop(); 00060 private: 00061 00062 #ifdef BLOCXX_WIN32 00063 #pragma warning (push) 00064 #pragma warning (disable: 4251) 00065 #endif 00066 00067 Array<SelectableIFCRef> m_selectableObjs; 00068 Array<SelectableCallbackIFCRef> m_callbacks; 00069 00070 #ifdef BLOCXX_WIN32 00071 #pragma warning (pop) 00072 #endif 00073 00074 bool m_stopFlag; 00075 }; 00076 00077 class BLOCXX_COMMON_API SelectEngineStopper : public SelectableCallbackIFC 00078 { 00079 public: 00080 SelectEngineStopper(SelectEngine& engine); 00081 protected: 00082 virtual void doSelected(SelectableIFCRef& selectedObject); 00083 private: 00084 SelectEngine& m_engine; 00085 }; 00086 00087 } // end namespace BLOCXX_NAMESPACE 00088 00089 #endif