AsciiSrcP.h revision 7a84e134 
1/*
2* $Xorg: AsciiSrcP.h,v 1.4 2001/02/09 02:03:42 xorgcvs Exp $
3*/
4
5
6/***********************************************************
7
8Copyright 1987, 1988, 1994, 1998  The Open Group
9
10Permission to use, copy, modify, distribute, and sell this software and its
11documentation for any purpose is hereby granted without fee, provided that
12the above copyright notice appear in all copies and that both that
13copyright notice and this permission notice appear in supporting
14documentation.
15
16The above copyright notice and this permission notice shall be included in
17all copies or substantial portions of the Software.
18
19THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
22OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
23AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
24CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25
26Except as contained in this notice, the name of The Open Group shall not be
27used in advertising or otherwise to promote the sale, use or other dealings
28in this Software without prior written authorization from The Open Group.
29
30
31Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
32
33                        All Rights Reserved
34
35Permission to use, copy, modify, and distribute this software and its
36documentation for any purpose and without fee is hereby granted,
37provided that the above copyright notice appear in all copies and that
38both that copyright notice and this permission notice appear in
39supporting documentation, and that the name of Digital not be
40used in advertising or publicity pertaining to distribution of the
41software without specific, written prior permission.
42
43DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
44ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
45DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
46ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
47WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
48ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
49SOFTWARE.
50
51******************************************************************/
52/* $XFree86: xc/lib/Xaw/AsciiSrcP.h,v 1.8 2001/01/17 19:42:25 dawes Exp $ */
53
54/*
55 * AsciiSrcP.h - Private Header for Ascii Text Source.
56 *
57 * This is the private header file for the Ascii Text Source.
58 * It is intended to be used with the Text widget, the simplest way to use
59 * this text source is to use the AsciiText Object.
60 *
61 * Date:    June 29, 1989
62 *
63 * By:      Chris D. Peterson
64 *          MIT X Consortium
65 *          kit@expo.lcs.mit.edu
66 */
67
68#ifndef _XawAsciiSrcP_h
69#define _XawAsciiSrcP_h
70
71#include <X11/Xaw/TextSrcP.h>
72#include <X11/Xaw/AsciiSrc.h>
73
74#ifdef L_tmpnam
75#define TMPSIZ L_tmpnam
76#else
77#ifdef PATH_MAX
78#define TMPSIZ PATH_MAX
79#else
80#define TMPSIZ 1024		/* bytes to allocate for tmpnam */
81#endif
82#endif
83
84typedef struct _Piece {		/* Piece of the text file of BUFSIZ allocated
85				   characters */
86    char *text;			/* The text in this buffer */
87    XawTextPosition used;	/* The number of characters of this buffer
88				   that have been used */
89    struct _Piece *prev, *next;	/* linked list pointers */
90} Piece;
91
92typedef struct _AsciiSrcClassPart {
93    XtPointer extension;
94} AsciiSrcClassPart;
95
96/* Full class record */
97typedef struct _AsciiSrcClassRec {
98    ObjectClassPart     object_class;
99    TextSrcClassPart	text_src_class;
100    AsciiSrcClassPart	ascii_src_class;
101} AsciiSrcClassRec;
102
103extern AsciiSrcClassRec asciiSrcClassRec;
104
105/* New fields for the AsciiSrc object */
106typedef struct _AsciiSrcPart {
107    /* resources */
108    char *string;		/* either the string, or the
109				   file name, depending upon the type */
110    XawAsciiType type;		/* either string or disk */
111    XawTextPosition piece_size;	/* Size of text buffer for each piece */
112    Boolean data_compression;	/* compress to minimum memory automatically
113				   on save? */
114#ifdef OLDXAW
115    XtCallbackList callback;
116#endif
117    Boolean use_string_in_place;/* Use the string passed in place */
118    int ascii_length;		/* length field for ascii string emulation */
119
120#ifdef ASCII_DISK
121    String filename;		/* name of file for Compatability */
122#endif /* ASCII_DISK */
123
124    /* private */
125    Boolean is_tempfile;	/* Is this a temporary file? */
126#ifdef OLDXAW
127    Boolean changes;
128#endif
129    Boolean allocated_string;	/* Have I allocated the
130				   string in ascii_src->string? */
131    XawTextPosition length; 	/* length of file */
132    Piece *first_piece;		/* first piece of the text */
133#ifndef OLDXAW
134    XtPointer pad[4];	/* for future use and keep binary compatability */
135#endif
136} AsciiSrcPart;
137
138/* instance record */
139typedef struct _AsciiSrcRec {
140    ObjectPart    object;
141    TextSrcPart   text_src;
142    AsciiSrcPart  ascii_src;
143} AsciiSrcRec;
144
145#endif /* _XawAsciiSrcP_h */
146