MyGUI  3.2.0
MyGUI_IDataStream.h
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00001 
00006 /*
00007     This file is part of MyGUI.
00008 
00009     MyGUI is free software: you can redistribute it and/or modify
00010     it under the terms of the GNU Lesser General Public License as published by
00011     the Free Software Foundation, either version 3 of the License, or
00012     (at your option) any later version.
00013 
00014     MyGUI is distributed in the hope that it will be useful,
00015     but WITHOUT ANY WARRANTY; without even the implied warranty of
00016     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00017     GNU Lesser General Public License for more details.
00018 
00019     You should have received a copy of the GNU Lesser General Public License
00020     along with MyGUI.  If not, see <http://www.gnu.org/licenses/>.
00021 */
00022 #ifndef __MYGUI_I_DATA_STREAM_H__
00023 #define __MYGUI_I_DATA_STREAM_H__
00024 
00025 #include "MyGUI_Prerequest.h"
00026 #include "MyGUI_Types.h"
00027 
00028 namespace MyGUI
00029 {
00030 
00031     class MYGUI_EXPORT IDataStream
00032     {
00033     public:
00034         virtual ~IDataStream() { }
00035 
00036         virtual bool eof() = 0;
00037         virtual size_t size() = 0;
00038         virtual void readline(std::string& _source, Char _delim = '\n') = 0;
00039         virtual size_t read(void* _buf, size_t _count) = 0;
00040     };
00041 
00042     class DataStreamHolder
00043     {
00044     public:
00045         DataStreamHolder(IDataStream* _data) :
00046             mData(_data)
00047         {
00048         }
00049 
00050         ~DataStreamHolder()
00051         {
00052             delete mData;
00053         }
00054 
00055         IDataStream* getData()
00056         {
00057             return mData;
00058         }
00059 
00060     private:
00061         IDataStream* mData;
00062     };
00063 
00064 } // namespace MyGUI
00065 
00066 #endif // __MYGUI_I_DATA_STREAM_H__