00001 /* 00002 * WriteStream.h 00003 * 00004 * Smalltalk like class library for C++ 00005 * Internal write stream. Header. 00006 * 00007 * Copyright (c) 2003 Milan Cermak 00008 */ 00009 /* 00010 * This library is free software; you can redistribute it and/or 00011 * modify it under the terms of the GNU Lesser General Public 00012 * License as published by the Free Software Foundation; either 00013 * version 2.1 of the License, or (at your option) any later version. 00014 * 00015 * This library is distributed in the hope that it will be useful, 00016 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00017 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00018 * Lesser General Public License for more details. 00019 * 00020 * You should have received a copy of the GNU Lesser General Public 00021 * License along with this library; if not, write to the Free Software 00022 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00023 */ 00024 #ifndef __WRITESTREAM_H 00025 #define __WRITESTREAM_H 00026 00027 #include <stlib/InternalStream.h> 00028 00029 namespace Core { 00030 00031 class SequenceableCollection; 00032 class String; 00033 00034 class WriteStream : public InternalStream 00035 { 00036 public: 00037 WriteStream(SequenceableCollection *collection); 00038 00039 /* Class-accessing protocol */ 00040 virtual String *className(void) const; 00041 00042 /* Accessing protocol */ 00043 virtual SequenceableCollection *contents(void); 00044 virtual void flush(void); 00045 virtual Object *next(void); 00046 virtual void nextPut(Object *object); 00047 virtual void nextPut(const char object) 00048 { InternalStream::nextPut(object); } 00049 00050 /* Testing protocol */ 00051 virtual bool isReadable(void); 00052 virtual bool isWritable(void); 00053 }; 00054 00055 }; 00056 00057 #endif /* __WRITESTREAM_H */