components/x11/libXaw4/src/Xaw3_1ListP.h

   1 /*
   2  * $XConsortium: ListP.h,v 1.12 89/12/11 15:09:04 kit Exp $
   3  *
   4  * Copyright 1989 Massachusetts Institute of Technology
   5  *
   6  * Permission to use, copy, modify, distribute, and sell this software and its
   7  * documentation for any purpose is hereby granted without fee, provided that
   8  * the above copyright notice appear in all copies and that both that
   9  * copyright notice and this permission notice appear in supporting
  10  * documentation, and that the name of M.I.T. not be used in advertising or
  11  * publicity pertaining to distribution of the software without specific,
  12  * written prior permission.  M.I.T. makes no representations about the
  13  * suitability of this software for any purpose.  It is provided "as is"
  14  * without express or implied warranty.
  15  *
  16  * M.I.T. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
  17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL M.I.T.
  18  * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  19  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
  20  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
  21  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  22  *
  23  * Author:  Chris D. Peterson, MIT X Consortium
  24  */
  25
  26
  27 /*
  28  * ListP.h - Private definitions for List widget
  29  *
  30  * This is the List widget, it is useful to display a list, without the
  31  * overhead of having a widget for each item in the list.  It allows
  32  * the user to select an item in a list and notifies the application through
  33  * a callback function.
  34  *
  35  *      Created:        8/13/88
  36  *      By:             Chris D. Peterson
  37  *                      MIT - Project Athena
  38  */
  39
  40 #ifndef _XawListP_h
  41 #define _XawListP_h
  42
  43 /***********************************************************************
  44  *
  45  * List Widget Private Data
  46  *
  47  ***********************************************************************/
  48
  49 #include <./Xaw3_1SimpleP.h>
  50 #include <./Xaw3_1List.h>
  51
  52 #define NO_HIGHLIGHT            XAW_LIST_NONE
  53 #define OUT_OF_RANGE            -1
  54 #define OKAY                     0
  55
  56 /* New fields for the List widget class record */
  57
  58 typedef struct {int foo;} ListClassPart;
  59
  60 /* Full class record declaration */
  61 typedef struct _ListClassRec {
  62     CoreClassPart       core_class;
  63     SimpleClassPart     simple_class;
  64     ListClassPart       list_class;
  65 } ListClassRec;
  66
  67 extern ListClassRec listClassRec;
  68
  69 /* New fields for the List widget record */
  70 typedef struct {
  71     /* resources */
  72     Pixel       foreground;
  73     Dimension   internal_width,
  74                 internal_height,
  75                 column_space,
  76                 row_space;
  77     int         default_cols;
  78     Boolean     force_cols,
  79                 paste,
  80                 vertical_cols;
  81     int         longest;
  82     int         nitems;         /* number of items in the list. */
  83     XFontStruct *font;
  84     String *    list;
  85     XtCallbackList  callback;
  86
  87     /* private state */
  88
  89     int         is_highlighted, /* set to the item currently highlighted. */
  90                 highlight,      /*set to the item that should be highlighted.*/
  91                 col_width,      /* width of each column. */
  92                 row_height,     /* height of each row. */
  93                 nrows,          /* number of rows in the list. */
  94                 ncols;          /* number of columns in the list. */
  95     GC          normgc,         /* a couple o' GC's. */
  96                 revgc,
  97                 graygc;         /* used when inactive. */
  98
  99 } ListPart;
 100
 101
 102 /****************************************************************
 103  *
 104  * Full instance record declaration
 105  *
 106  ****************************************************************/
 107
 108 typedef struct _ListRec {
 109     CorePart    core;
 110     SimplePart  simple;
 111     ListPart    list;
 112 } ListRec;
 113
 114 #endif /* _XawListP_h */