strigi/src/streams

dataeventinputstream.h

00001 /* This file is part of Strigi Desktop Search
00002  *
00003  * Copyright (C) 2007 Jos van den Oever <jos@vandenoever.info>
00004  *
00005  * This library is free software; you can redistribute it and/or
00006  * modify it under the terms of the GNU Library General Public
00007  * License as published by the Free Software Foundation; either
00008  * version 2 of the License, or (at your option) any later version.
00009  *
00010  * This library is distributed in the hope that it will be useful,
00011  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013  * Library General Public License for more details.
00014  *
00015  * You should have received a copy of the GNU Library General Public License
00016  * along with this library; see the file COPYING.LIB.  If not, write to
00017  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00018  * Boston, MA 02110-1301, USA.
00019  */
00020 #ifndef STRIGI_DATAEVENTINPUTSTREAM_H
00021 #define STRIGI_DATAEVENTINPUTSTREAM_H
00022 #include <strigi/strigiconfig.h>
00023 #include "streambase.h"
00024 
00025 namespace Strigi {
00026 
00037 class STREAMS_EXPORT DataEventHandler {
00038 public:
00040     virtual ~DataEventHandler() {}
00063     virtual bool handleData(const char* data, uint32_t size) = 0;
00071     virtual void handleEnd() {}
00072 };
00073 
00094 class STREAMS_EXPORT DataEventInputStream : public InputStream {
00095 private:
00096     int64_t totalread;
00097     InputStream* input;
00098     DataEventHandler& handler;
00099     bool finished;
00100 
00101     void finish();
00102 public:
00114     explicit DataEventInputStream(InputStream *input,
00115         DataEventHandler& handler);
00116     int32_t read(const char*& start, int32_t min, int32_t max);
00117     int64_t skip(int64_t ntoskip);
00118     int64_t reset(int64_t pos);
00119 };
00120 
00121 } // end namespace Strigi
00122 
00123 #endif
strigi/src/streams

dataeventinputstream.h

strigi/src/streams

KDE Support
