ViewportP.h revision 7a84e134 
1/*
2 * $Xorg: ViewportP.h,v 1.4 2001/02/09 02:03:47 xorgcvs Exp $
3 * Private declarations for ViewportWidgetClass
4 */
5
6/************************************************************
7
8Copyright 1987, 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 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/ViewportP.h,v 1.7 2001/01/17 19:42:36 dawes Exp $ */
53
54#ifndef _ViewportP_h
55#define _ViewportP_h
56
57#include <X11/Xaw/Viewport.h>
58#include <X11/Xaw/FormP.h>
59
60typedef struct {
61    XtPointer extension;
62} ViewportClassPart;
63
64typedef struct _ViewportClassRec {
65    CoreClassPart	core_class;
66    CompositeClassPart	composite_class;
67    ConstraintClassPart	constraint_class;
68    FormClassPart	form_class;
69    ViewportClassPart	viewport_class;
70} ViewportClassRec;
71
72extern ViewportClassRec viewportClassRec;
73
74typedef struct _ViewportPart {
75    /* resources */
76    Boolean forcebars;		/* Whether we should always display
77				   the selected scrollbars */
78    Boolean allowhoriz;		/* Whether we allow horizontal scrollbars */
79    Boolean allowvert;		/* Whether we allow vertical scrollbars */
80    Boolean usebottom;		/* True if horiz bars appear at bottom */
81    Boolean useright;		/* True if vert bars appear at right */
82    XtCallbackList report_callbacks;/* when size/position changes */
83
84    /* private */
85    Widget clip, child;		/* The clipping and (scrolled) child widgets */
86    Widget horiz_bar, vert_bar;	/* What scrollbars we currently have */
87#ifndef OLDXAW
88    XtPointer pad[4];	/* for future use and keep binary compatability */
89#endif
90} ViewportPart;
91
92typedef struct _ViewportRec {
93    CorePart		core;
94    CompositePart	composite;
95    ConstraintPart	constraint;
96    FormPart		form;
97    ViewportPart	viewport;
98} ViewportRec;
99
100typedef struct {
101    Bool reparented;		/* True if child has been re-parented */
102} ViewportConstraintsPart;
103
104typedef struct _ViewportConstraintsRec {
105    FormConstraintsPart		form;
106    ViewportConstraintsPart	viewport;
107} ViewportConstraintsRec, *ViewportConstraints;
108
109#endif /* _ViewportP_h */
110