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Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: wx/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	#include "wx/stream.h"
	16	#include "wx/convauto.h"
	17
	18	#if wxUSE_STREAMS
	19
	20	class WXDLLIMPEXP_FWD_BASE wxTextInputStream;
	21	class WXDLLIMPEXP_FWD_BASE wxTextOutputStream;
	22
	23	typedef wxTextInputStream& (*__wxTextInputManip)(wxTextInputStream&);
	24	typedef wxTextOutputStream& (*__wxTextOutputManip)(wxTextOutputStream&);
	25
	26	WXDLLIMPEXP_BASE wxTextOutputStream &endl( wxTextOutputStream &stream );
	27
	28
	29	#define wxEOT wxT('\4') // the End-Of-Text control code (used only inside wxTextInputStream)
	30
	31	// If you're scanning through a file using wxTextInputStream, you should check for EOF _before_
	32	// reading the next item (word / number), because otherwise the last item may get lost.
	33	// You should however be prepared to receive an empty item (empty string / zero number) at the
	34	// end of file, especially on Windows systems. This is unavoidable because most (but not all) files end
	35	// with whitespace (i.e. usually a newline).
	36	class WXDLLIMPEXP_BASE wxTextInputStream
	37	{
	38	public:
	39	#if wxUSE_UNICODE
	40	wxTextInputStream(wxInputStream& s,
	41	const wxString &sep=wxT(" \t"),
	42	const wxMBConv& conv = wxConvAuto());
	43	#else
	44	wxTextInputStream(wxInputStream& s, const wxString &sep=wxT(" \t"));
	45	#endif
	46	~wxTextInputStream();
	47
	48	wxUint32 Read32(int base = 10); // base may be between 2 and 36, inclusive, or the special 0 (= C format)
	49	wxUint16 Read16(int base = 10);
	50	wxUint8 Read8(int base = 10);
	51	wxInt32 Read32S(int base = 10);
	52	wxInt16 Read16S(int base = 10);
	53	wxInt8 Read8S(int base = 10);
	54	double ReadDouble();
	55	wxString ReadLine();
	56	wxString ReadWord();
	57	wxChar GetChar() { wxChar c = NextChar(); return (wxChar)(c != wxEOT ? c : 0); }
	58
	59	wxString GetStringSeparators() const { return m_separators; }
	60	void SetStringSeparators(const wxString &c) { m_separators = c; }
	61
	62	// Operators
	63	wxTextInputStream& operator>>(wxString& word);
	64	wxTextInputStream& operator>>(char& c);
	65	#if wxUSE_UNICODE && wxWCHAR_T_IS_REAL_TYPE
	66	wxTextInputStream& operator>>(wchar_t& wc);
	67	#endif // wxUSE_UNICODE
	68	wxTextInputStream& operator>>(wxInt16& i);
	69	wxTextInputStream& operator>>(wxInt32& i);
	70	wxTextInputStream& operator>>(wxUint16& i);
	71	wxTextInputStream& operator>>(wxUint32& i);
	72	wxTextInputStream& operator>>(double& i);
	73	wxTextInputStream& operator>>(float& f);
	74
	75	wxTextInputStream& operator>>( __wxTextInputManip func) { return func(*this); }
	76
	77	#if WXWIN_COMPATIBILITY_2_6
	78	wxDEPRECATED( wxString ReadString() ); // use ReadLine or ReadWord instead
	79	#endif // WXWIN_COMPATIBILITY_2_6
	80
	81	protected:
	82	wxInputStream &m_input;
	83	wxString m_separators;
	84	char m_lastBytes[10]; // stores the bytes that were read for the last character
	85
	86	#if wxUSE_UNICODE
	87	wxMBConv *m_conv;
	88	#endif
	89
	90	bool EatEOL(const wxChar &c);
	91	void UngetLast(); // should be used instead of wxInputStream::Ungetch() because of Unicode issues
	92	// returns EOT (\4) if there is a stream error, or end of file
	93	wxChar NextChar(); // this should be used instead of GetC() because of Unicode issues
	94	wxChar NextNonSeparators();
	95
	96	DECLARE_NO_COPY_CLASS(wxTextInputStream)
	97	};
	98
	99	typedef enum
	100	{
	101	wxEOL_NATIVE,
	102	wxEOL_UNIX,
	103	wxEOL_MAC,
	104	wxEOL_DOS
	105	} wxEOL;
	106
	107	class WXDLLIMPEXP_BASE wxTextOutputStream
	108	{
	109	public:
	110	#if wxUSE_UNICODE
	111	wxTextOutputStream(wxOutputStream& s,
	112	wxEOL mode = wxEOL_NATIVE,
	113	const wxMBConv& conv = wxConvAuto());
	114	#else
	115	wxTextOutputStream(wxOutputStream& s, wxEOL mode = wxEOL_NATIVE);
	116	#endif
	117	virtual ~wxTextOutputStream();
	118
	119	void SetMode( wxEOL mode = wxEOL_NATIVE );
	120	wxEOL GetMode() { return m_mode; }
	121
	122	void Write32(wxUint32 i);
	123	void Write16(wxUint16 i);
	124	void Write8(wxUint8 i);
	125	virtual void WriteDouble(double d);
	126	virtual void WriteString(const wxString& string);
	127
	128	wxTextOutputStream& PutChar(wxChar c);
	129
	130	wxTextOutputStream& operator<<(const wxString& string);
	131	wxTextOutputStream& operator<<(char c);
	132	#if wxUSE_UNICODE && wxWCHAR_T_IS_REAL_TYPE
	133	wxTextOutputStream& operator<<(wchar_t wc);
	134	#endif // wxUSE_UNICODE
	135	wxTextOutputStream& operator<<(wxInt16 c);
	136	wxTextOutputStream& operator<<(wxInt32 c);
	137	wxTextOutputStream& operator<<(wxUint16 c);
	138	wxTextOutputStream& operator<<(wxUint32 c);
	139	wxTextOutputStream& operator<<(double f);
	140	wxTextOutputStream& operator<<(float f);
	141
	142	wxTextOutputStream& operator<<( __wxTextOutputManip func) { return func(*this); }
	143
	144	protected:
	145	wxOutputStream &m_output;
	146	wxEOL m_mode;
	147
	148	#if wxUSE_UNICODE
	149	wxMBConv *m_conv;
	150	#endif
	151
	152	DECLARE_NO_COPY_CLASS(wxTextOutputStream)
	153	};
	154
	155	#endif
	156	// wxUSE_STREAMS
	157
	158	#endif
	159	// _WX_DATSTREAM_H_