140 lines
4.4 KiB
C
140 lines
4.4 KiB
C
/*
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* $XConsortium: AsciiSrcP.h,v 1.8 91/02/20 17:58:15 converse Exp $
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*/
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/***********************************************************
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Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts,
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and the Massachusetts Institute of Technology, Cambridge, Massachusetts.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the names of Digital or MIT not be
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used in advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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SOFTWARE.
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******************************************************************/
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/*
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* AsciiSrcP.h - Private Header for Ascii Text Source.
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*
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* This is the private header file for the Ascii Text Source.
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* It is intended to be used with the Text widget, the simplest way to use
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* this text source is to use the AsciiText Object.
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*
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* Date: June 29, 1989
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*
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* By: Chris D. Peterson
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* MIT X Consortium
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* kit@expo.lcs.mit.edu
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*/
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/*
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* TextSrcP.h - Private definitions for AsciiSrc object
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*
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*/
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#ifndef _XawAsciiSrcP_h
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#define _XawAsciiSrcP_h
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#include <X11/Xaw/TextSrcP.h>
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#include <X11/Xaw/AsciiSrc.h>
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/************************************************************
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*
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* Private declarations.
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*
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************************************************************/
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#ifdef L_tmpnam
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#define TMPSIZ L_tmpnam
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#else
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#define TMPSIZ 32 /* bytes to allocate for tmpnam */
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#endif
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#define MAGIC_VALUE ((XawTextPosition) -1) /* Magic value. */
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#define streq(a, b) ( strcmp((a), (b)) == 0 )
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typedef struct _Piece { /* Piece of the text file of BUFSIZ allocated
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characters. */
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char * text; /* The text in this buffer. */
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XawTextPosition used; /* The number of characters of this buffer
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that have been used. */
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struct _Piece *prev, *next; /* linked list pointers. */
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} Piece;
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/************************************************************
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*
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* New fields for the AsciiSrc object class record.
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*
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************************************************************/
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typedef struct _AsciiSrcClassPart { char foo; } AsciiSrcClassPart;
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/* Full class record declaration */
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typedef struct _AsciiSrcClassRec {
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ObjectClassPart object_class;
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TextSrcClassPart text_src_class;
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AsciiSrcClassPart ascii_src_class;
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} AsciiSrcClassRec;
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extern AsciiSrcClassRec asciiSrcClassRec;
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/* New fields for the AsciiSrc object record */
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typedef struct _AsciiSrcPart {
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/* Resources. */
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char *string; /* either the string, or the
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file name, depending upon the type. */
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XawAsciiType type; /* either string or disk. */
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XawTextPosition piece_size; /* Size of text buffer for each piece. */
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Boolean data_compression; /* compress to minimum memory automatically
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on save? */
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XtCallbackList callback; /* A callback list to call when the source is
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changed. */
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Boolean use_string_in_place; /* Use the string passed in place. */
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int ascii_length; /* length field for ascii string emulation. */
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#ifdef ASCII_DISK
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String filename; /* name of file for Compatability. */
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#endif /* ASCII_DISK */
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/* Private data. */
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Boolean is_tempfile; /* Is this a temporary file? */
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Boolean changes; /* Has this file been edited? */
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Boolean allocated_string; /* Have I allocated the
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string in ascii_src->string? */
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XawTextPosition length; /* length of file */
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Piece * first_piece; /* first piece of the text. */
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} AsciiSrcPart;
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/****************************************************************
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*
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* Full instance record declaration
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*
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****************************************************************/
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typedef struct _AsciiSrcRec {
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ObjectPart object;
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TextSrcPart text_src;
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AsciiSrcPart ascii_src;
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} AsciiSrcRec;
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#endif /* _XawAsciiSrcP_h --- Don't add anything after this line. */
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