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Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: wfstream.h
	3	// Purpose: File stream classes
	4	// Author: Guilhem Lavaux
	5	// Modified by:
	6	// Created: 11/07/98
	7	// RCS-ID: $Id$
	8	// Copyright: (c) Guilhem Lavaux
	9	// Licence: wxWindows licence
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	#ifndef _WX_WXFSTREAM_H__
	13	#define _WX_WXFSTREAM_H__
	14
	15	#if defined(__GNUG__) && !defined(__APPLE__)
	16	#pragma interface "wfstream.h"
	17	#endif
	18
	19	#include "wx/defs.h"
	20
	21	#if wxUSE_STREAMS && wxUSE_FILE
	22
	23	#include "wx/object.h"
	24	#include "wx/string.h"
	25	#include "wx/stream.h"
	26	#include "wx/file.h"
	27	#include "wx/ffile.h"
	28
	29	// ----------------------------------------------------------------------------
	30	// wxFileStream using wxFile
	31	// ----------------------------------------------------------------------------
	32
	33	class WXDLLIMPEXP_BASE wxFileInputStream: public wxInputStream {
	34	public:
	35	wxFileInputStream(const wxString& ifileName);
	36	wxFileInputStream(wxFile& file);
	37	wxFileInputStream(int fd);
	38	~wxFileInputStream();
	39
	40	size_t GetSize() const;
	41
	42	bool Ok() const { return m_file->IsOpened(); }
	43
	44	protected:
	45	wxFileInputStream();
	46
	47	size_t OnSysRead(void *buffer, size_t size);
	48	off_t OnSysSeek(off_t pos, wxSeekMode mode);
	49	off_t OnSysTell() const;
	50
	51	protected:
	52	wxFile *m_file;
	53	bool m_file_destroy;
	54
	55	DECLARE_NO_COPY_CLASS(wxFileInputStream)
	56	};
	57
	58	class WXDLLIMPEXP_BASE wxFileOutputStream: public wxOutputStream {
	59	public:
	60	wxFileOutputStream(const wxString& fileName);
	61	wxFileOutputStream(wxFile& file);
	62	wxFileOutputStream(int fd);
	63	virtual ~wxFileOutputStream();
	64
	65	// To solve an ambiguity on GCC
	66	// inline wxOutputStream& Write(const void *buffer, size_t size)
	67	// { return wxOutputStream::Write(buffer, size); }
	68
	69	void Sync();
	70	size_t GetSize() const;
	71
	72	bool Ok() const { return m_file->IsOpened(); }
	73
	74	protected:
	75	wxFileOutputStream();
	76
	77	size_t OnSysWrite(const void *buffer, size_t size);
	78	off_t OnSysSeek(off_t pos, wxSeekMode mode);
	79	off_t OnSysTell() const;
	80
	81	protected:
	82	wxFile *m_file;
	83	bool m_file_destroy;
	84
	85	DECLARE_NO_COPY_CLASS(wxFileOutputStream)
	86	};
	87
	88	class WXDLLIMPEXP_BASE wxFileStream: public wxFileInputStream, public wxFileOutputStream {
	89	public:
	90	wxFileStream(const wxString& fileName);
	91	};
	92
	93	// ----------------------------------------------------------------------------
	94	// wxFFileStream using wxFFile
	95	// ----------------------------------------------------------------------------
	96
	97	class WXDLLIMPEXP_BASE wxFFileInputStream: public wxInputStream {
	98	public:
	99	wxFFileInputStream(const wxString& ifileName);
	100	wxFFileInputStream(wxFFile& file);
	101	wxFFileInputStream(FILE *file);
	102	~wxFFileInputStream();
	103
	104	size_t GetSize() const;
	105
	106	bool Ok() const { return m_file->IsOpened(); }
	107
	108	protected:
	109	wxFFileInputStream();
	110
	111	size_t OnSysRead(void *buffer, size_t size);
	112	off_t OnSysSeek(off_t pos, wxSeekMode mode);
	113	off_t OnSysTell() const;
	114
	115	protected:
	116	wxFFile *m_file;
	117	bool m_file_destroy;
	118
	119	DECLARE_NO_COPY_CLASS(wxFFileInputStream)
	120	};
	121
	122	class WXDLLIMPEXP_BASE wxFFileOutputStream: public wxOutputStream {
	123	public:
	124	wxFFileOutputStream(const wxString& fileName);
	125	wxFFileOutputStream(wxFFile& file);
	126	wxFFileOutputStream(FILE *file);
	127	virtual ~wxFFileOutputStream();
	128
	129	// To solve an ambiguity on GCC
	130	// inline wxOutputStream& Write(const void *buffer, size_t size)
	131	// { return wxOutputStream::Write(buffer, size); }
	132
	133	void Sync();
	134	size_t GetSize() const;
	135
	136	bool Ok() const { return m_file->IsOpened(); }
	137
	138	protected:
	139	wxFFileOutputStream();
	140
	141	size_t OnSysWrite(const void *buffer, size_t size);
	142	off_t OnSysSeek(off_t pos, wxSeekMode mode);
	143	off_t OnSysTell() const;
	144
	145	protected:
	146	wxFFile *m_file;
	147	bool m_file_destroy;
	148
	149	DECLARE_NO_COPY_CLASS(wxFFileOutputStream)
	150	};
	151
	152	class WXDLLIMPEXP_BASE wxFFileStream: public wxFFileInputStream, public wxFFileOutputStream {
	153	public:
	154	wxFFileStream(const wxString& fileName);
	155	};
	156	#endif
	157	// wxUSE_STREAMS && wxUSE_FILE
	158
	159	#endif
	160	// _WX_WXFSTREAM_H__
	161
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