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Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: txtstrm.h
	3	// Purpose: Text stream classes
	4	// Author: Guilhem Lavaux
	5	// Modified by:
	6	// Created: 28/06/1998
	7	// RCS-ID: $Id$
	8	// Copyright: (c) Guilhem Lavaux
	9	// Licence: wxWindows licence
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	#ifndef _WX_TXTSTREAM_H_
	13	#define _WX_TXTSTREAM_H_
	14
	15	#if defined(__GNUG__) && !defined(__APPLE__)
	16	#pragma interface "txtstrm.h"
	17	#endif
	18
	19	#include "wx/stream.h"
	20
	21	#if wxUSE_STREAMS
	22
	23	class WXDLLIMPEXP_BASE wxTextInputStream;
	24	class WXDLLIMPEXP_BASE wxTextOutputStream;
	25
	26	typedef wxTextInputStream& (*__wxTextInputManip)(wxTextInputStream&);
	27	typedef wxTextOutputStream& (*__wxTextOutputManip)(wxTextOutputStream&);
	28
	29	WXDLLIMPEXP_BASE wxTextOutputStream &endl( wxTextOutputStream &stream );
	30
	31
	32	#define wxEOT wxT('\4') // the End-Of-Text control code (used only inside wxTextInputStream)
	33
	34	// If you're scanning through a file using wxTextInputStream, you should check for EOF _before_
	35	// reading the next item (word / number), because otherwise the last item may get lost.
	36	// You should however be prepared to receive an empty item (empty string / zero number) at the
	37	// end of file, especially on Windows systems. This is unavoidable because most (but not all) files end
	38	// with whitespace (i.e. usually a newline).
	39	class WXDLLIMPEXP_BASE wxTextInputStream
	40	{
	41	public:
	42	#if wxUSE_UNICODE
	43	wxTextInputStream(wxInputStream& s, const wxString &sep=wxT(" \t"), wxMBConv& conv = wxConvUTF8 );
	44	#else
	45	wxTextInputStream(wxInputStream& s, const wxString &sep=wxT(" \t") );
	46	#endif
	47	~wxTextInputStream();
	48
	49	wxUint32 Read32(int base = 10); // base may be between 2 and 36, inclusive, or the special 0 (= C format)
	50	wxUint16 Read16(int base = 10);
	51	wxUint8 Read8(int base = 10);
	52	wxInt32 Read32S(int base = 10);
	53	wxInt16 Read16S(int base = 10);
	54	wxInt8 Read8S(int base = 10);
	55	double ReadDouble();
	56	wxString ReadString(); // deprecated: use ReadLine or ReadWord instead
	57	wxString ReadLine();
	58	wxString ReadWord();
	59
	60	wxString GetStringSeparators() const { return m_separators; }
	61	void SetStringSeparators(const wxString &c) { m_separators = c; }
	62
	63	// Operators
	64	wxTextInputStream& operator>>(wxString& word);
	65	wxTextInputStream& operator>>(char& c);
	66	wxTextInputStream& operator>>(wxInt16& i);
	67	wxTextInputStream& operator>>(wxInt32& i);
	68	wxTextInputStream& operator>>(wxUint16& i);
	69	wxTextInputStream& operator>>(wxUint32& i);
	70	wxTextInputStream& operator>>(double& i);
	71	wxTextInputStream& operator>>(float& f);
	72
	73	wxTextInputStream& operator>>( __wxTextInputManip func) { return func(*this); }
	74
	75	protected:
	76	wxInputStream &m_input;
	77	wxString m_separators;
	78	char m_lastBytes[10]; // stores the bytes that were read for the last character
	79
	80	#if wxUSE_UNICODE
	81	wxMBConv &m_conv;
	82	#endif
	83
	84	bool EatEOL(const wxChar &c);
	85	void UngetLast(); // should be used instead of wxInputStream::Ungetch() because of Unicode issues
	86	// returns EOT (\4) if there is a stream error, or end of file
	87	wxChar NextChar(); // this should be used instead of GetC() because of Unicode issues
	88	wxChar NextNonSeparators();
	89
	90	DECLARE_NO_COPY_CLASS(wxTextInputStream)
	91	};
	92
	93	typedef enum
	94	{
	95	wxEOL_NATIVE,
	96	wxEOL_UNIX,
	97	wxEOL_MAC,
	98	wxEOL_DOS
	99	} wxEOL;
	100
	101	class WXDLLIMPEXP_BASE wxTextOutputStream
	102	{
	103	public:
	104	#if wxUSE_UNICODE
	105	wxTextOutputStream( wxOutputStream& s, wxEOL mode = wxEOL_NATIVE, wxMBConv& conv = wxConvUTF8 );
	106	#else
	107	wxTextOutputStream( wxOutputStream& s, wxEOL mode = wxEOL_NATIVE );
	108	#endif
	109	virtual ~wxTextOutputStream();
	110
	111	void SetMode( wxEOL mode = wxEOL_NATIVE );
	112	wxEOL GetMode() { return m_mode; }
	113
	114	void Write32(wxUint32 i);
	115	void Write16(wxUint16 i);
	116	void Write8(wxUint8 i);
	117	virtual void WriteDouble(double d);
	118	virtual void WriteString(const wxString& string);
	119
	120	wxTextOutputStream& operator<<(const wxChar *string);
	121	wxTextOutputStream& operator<<(const wxString& string);
	122	wxTextOutputStream& operator<<(char c);
	123	wxTextOutputStream& operator<<(wxInt16 c);
	124	wxTextOutputStream& operator<<(wxInt32 c);
	125	wxTextOutputStream& operator<<(wxUint16 c);
	126	wxTextOutputStream& operator<<(wxUint32 c);
	127	wxTextOutputStream& operator<<(double f);
	128	wxTextOutputStream& operator<<(float f);
	129
	130	wxTextOutputStream& operator<<( __wxTextOutputManip func) { return func(*this); }
	131
	132	protected:
	133	wxOutputStream &m_output;
	134	wxEOL m_mode;
	135
	136	#if wxUSE_UNICODE
	137	wxMBConv &m_conv;
	138	#endif
	139
	140	DECLARE_NO_COPY_CLASS(wxTextOutputStream)
	141	};
	142
	143	#endif
	144	// wxUSE_STREAMS
	145
	146	#endif
	147	// _WX_DATSTREAM_H_