oldXMenu/X10.h

   1 /* $Header: /cvs/emacs/oldXMenu/X10.h,v 1.1 1999/10/03 19:35:16 fx Exp $ */
   2 /*
   3  * Copyright 1985, 1986, 1987 by the Massachusetts Institute of Technology
   4  *
   5  * Permission to use, copy, modify, and distribute this software and its
   6  * documentation for any purpose and without fee is hereby granted, provided
   7  * that the above copyright notice appear in all copies and that both that
   8  * copyright notice and this permission notice appear in supporting
   9  * documentation, and that the name of M.I.T. not be used in advertising
  10  * or publicity pertaining to distribution of the software without specific,
  11  * written prior permission. M.I.T. makes no representations about the
  12  * suitability of this software for any purpose.  It is provided "as is"
  13  * without express or implied warranty.
  14  *
  15  * The X Window System is a Trademark of MIT.
  16  *
  17  */
  18
  19
  20 /*
  21  *      X10.h - Header definition and support file for the C subroutine
  22  *      interface library for V10 support routines.
  23  */
  24 #ifndef _X10_H_
  25 #define _X10_H_
  26
  27 /* Used in XDraw and XDrawFilled */
  28
  29 typedef struct {
  30         short x, y;
  31         unsigned short flags;
  32 } Vertex;
  33
  34 /* The meanings of the flag bits.  If the bit is 1 the predicate is true */
  35
  36 #define VertexRelative          0x0001          /* else absolute */
  37 #define VertexDontDraw          0x0002          /* else draw */
  38 #define VertexCurved            0x0004          /* else straight */
  39 #define VertexStartClosed       0x0008          /* else not */
  40 #define VertexEndClosed         0x0010          /* else not */
  41 /*#define VertexDrawLastPoint   0x0020  */      /* else don't */
  42
  43 /*
  44 The VertexDrawLastPoint option has not been implemented in XDraw and
  45 XDrawFilled so it shouldn't be defined.
  46 */
  47
  48 /*
  49  * XAssoc - Associations used in the XAssocTable data structure.  The
  50  * associations are used as circular queue entries in the association table
  51  * which is contains an array of circular queues (buckets).
  52  */
  53 typedef struct _XAssoc {
  54         struct _XAssoc *next;   /* Next object in this bucket. */
  55         struct _XAssoc *prev;   /* Previous obejct in this bucket. */
  56         Display *display;       /* Display which owns the id. */
  57         XID x_id;               /* X Window System id. */
  58         char *data;             /* Pointer to untyped memory. */
  59 } XAssoc;
  60
  61 /*
  62  * XAssocTable - X Window System id to data structure pointer association
  63  * table.  An XAssocTable is a hash table whose buckets are circular
  64  * queues of XAssoc's.  The XAssocTable is constructed from an array of
  65  * XAssoc's which are the circular queue headers (bucket headers).
  66  * An XAssocTable consists an XAssoc pointer that points to the first
  67  * bucket in the bucket array and an integer that indicates the number
  68  * of buckets in the array.
  69  */
  70 typedef struct {
  71     XAssoc *buckets;            /* Pointer to first bucket in bucket array.*/
  72     int size;                   /* Table size (number of buckets). */
  73 } XAssocTable;
  74
  75 XAssocTable *XCreateAssocTable();
  76 char *XLookUpAssoc();
  77
  78 #endif /* _X10_H_ */