ListP.h revision 421c997b 
1/*
2Copyright 1989, 1994, 1998  The Open Group
3
4Permission to use, copy, modify, distribute, and sell this software and its
5documentation for any purpose is hereby granted without fee, provided that
6the above copyright notice appear in all copies and that both that
7copyright notice and this permission notice appear in supporting
8documentation.
9
10The above copyright notice and this permission notice shall be included in
11all copies or substantial portions of the Software.
12
13THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
16OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
17AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
18CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
19
20Except as contained in this notice, the name of The Open Group shall not be
21used in advertising or otherwise to promote the sale, use or other dealings
22in this Software without prior written authorization from The Open Group.
23*/
24
25
26/*
27 * This is a List widget.  It allows the user to select an item in a list and
28 * notifies the application through a callback function.
29 *
30 *	Created:	8/13/88
31 *	By:		Chris D. Peterson
32 *                      MIT - Project Athena
33 */
34
35#ifndef _XawListP_h
36#define _XawListP_h
37
38/*
39 * List Widget Private Data
40 */
41#include <X11/Xaw/SimpleP.h>
42#include <X11/Xaw/List.h>
43
44#define NO_HIGHLIGHT            XAW_LIST_NONE
45#define OUT_OF_RANGE            -1
46#define OKAY                     0
47
48/* New fields for the List widget class */
49typedef struct {
50    XtPointer extension;
51} ListClassPart;
52
53/* Full class record */
54typedef struct _ListClassRec {
55    CoreClassPart	core_class;
56    SimpleClassPart	simple_class;
57    ListClassPart	list_class;
58} ListClassRec;
59
60extern ListClassRec listClassRec;
61
62/* New fields for the List widget */
63typedef struct {
64    /* resources */
65    Pixel foreground;
66    Dimension internal_width;		/* if not 3d, user sets directly */
67    Dimension internal_height;
68    Dimension column_space;		/* half of *_space is add on
69					   top/bot/left of */
70    Dimension row_space;		/* each item's text bounding box
71					   half added to longest for right */
72    int default_cols;
73    Boolean force_cols;
74    Boolean paste;
75    Boolean vertical_cols;
76    int longest;			/* in pixels */
77    int nitems;
78    XFontStruct	*font;
79    XFontSet fontset;			/* Sheeran, Omron KK, 93/03/05 */
80    String *list;			/* for i18n, always in multibyte
81					   format */
82    XtCallbackList callback;
83
84    /* private */
85    int is_highlighted;			/* set to the item currently
86					   highlighted */
87    int highlight;			/* set to the item that should be
88					   highlighted */
89    int col_width;			/* width of each column */
90    int row_height;			/* height of each row */
91    int nrows;				/* number of rows in the list */
92    int ncols;				/* number of columns in the list */
93    GC normgc;
94    GC revgc;
95    GC graygc;
96    int freedoms;			/* flags for resizing height
97					   and width */
98#ifndef OLDXAW
99    int selected;
100    Boolean show_current;
101    char pad1[(sizeof(XtPointer) - sizeof(Boolean)) +
102		 (sizeof(XtPointer) - sizeof(int))];
103    XtPointer pad2[2];	/* for future use and keep binary compatability */
104#endif
105} ListPart;
106
107
108/* Full instance record */
109typedef struct _ListRec {
110    CorePart	core;
111    SimplePart	simple;
112    ListPart	list;
113} ListRec;
114
115#endif /* _XawListP_h */
116