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00001 /******************************************************************************** 00002 * * 00003 * Base class of an event driven FXStream * 00004 * * 00005 ********************************************************************************* 00006 * Copyright (C) 2003 by Mathew Robertson. All Rights Reserved. * 00007 ********************************************************************************* 00008 * This library is free software; you can redistribute it and/or * 00009 * modify it under the terms of the GNU Lesser General Public * 00010 * License as published by the Free Software Foundation; either * 00011 * version 2.1 of the License, or (at your option) any later version. * 00012 * * 00013 * This library is distributed in the hope that it will be useful, * 00014 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * 00016 * Lesser General Public License for more details. * 00017 * * 00018 * You should have received a copy of the GNU Lesser General Public * 00019 * License along with this library; if not, write to the Free Software * 00020 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. * 00021 *********************************************************************************/ 00022 #ifndef FXEVENTSTREAM_H 00023 #define FXEVENTSTREAM_H 00024 00025 #ifndef FXBASEOBJECT_H 00026 #include "FXBaseObject.h" 00027 #endif 00028 #ifndef FXSTREAM_H 00029 #include <fox/FXStream.h> 00030 using namespace FX; 00031 #endif 00032 namespace FXEX { 00033 00034 /** 00035 * This is a base class for FXStream objects which generate events when new 00036 * data is available. This allows FXStream-derived applications to call 00037 * getApp()->addInput(). Eg this may be useful for a socket stream... 00038 */ 00039 class FXAPI FXEventStream : public FXBaseObject, public FXStream { 00040 FXDECLARE (FXEventStream) 00041 00042 protected: 00043 // serialisation 00044 FXEventStream(){} 00045 00046 /// tell the target that more data is available 00047 void signal(void *ptr=NULL); 00048 00049 /// tell the target that more data is available, using a specific seltype 00050 void signal(FXuint seltype,void *ptr=NULL); 00051 00052 public: 00053 /// Initialise the event driven stream, using a specified container 00054 FXEventStream(FXApp *a,FXObject *tgt=NULL,FXSelector sel=0,const FXObject *cont=NULL); 00055 00056 /// dtor 00057 virtual ~FXEventStream(); 00058 }; 00059 00060 } // namespace FXEX 00061 #endif // FXEVENTSTREAM_H