GetResList.c revision fdf6a26f 
1/***********************************************************
2Copyright (c) 1993, Oracle and/or its affiliates.
3
4Permission is hereby granted, free of charge, to any person obtaining a
5copy of this software and associated documentation files (the "Software"),
6to deal in the Software without restriction, including without limitation
7the rights to use, copy, modify, merge, publish, distribute, sublicense,
8and/or sell copies of the Software, and to permit persons to whom the
9Software is furnished to do so, subject to the following conditions:
10
11The above copyright notice and this permission notice (including the next
12paragraph) shall be included in all copies or substantial portions of the
13Software.
14
15THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21DEALINGS IN THE SOFTWARE.
22
23Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
24
25                        All Rights Reserved
26
27Permission to use, copy, modify, and distribute this software and its
28documentation for any purpose and without fee is hereby granted,
29provided that the above copyright notice appear in all copies and that
30both that copyright notice and this permission notice appear in
31supporting documentation, and that the name of Digital not be
32used in advertising or publicity pertaining to distribution of the
33software without specific, written prior permission.
34
35DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
36ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
37DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
38ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
39WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
40ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
41SOFTWARE.
42
43******************************************************************/
44
45/*
46
47Copyright 1987, 1988, 1998  The Open Group
48
49Permission to use, copy, modify, distribute, and sell this software and its
50documentation for any purpose is hereby granted without fee, provided that
51the above copyright notice appear in all copies and that both that
52copyright notice and this permission notice appear in supporting
53documentation.
54
55The above copyright notice and this permission notice shall be included in
56all copies or substantial portions of the Software.
57
58THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
59IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
60FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
61OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
62AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
63CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
64
65Except as contained in this notice, the name of The Open Group shall not be
66used in advertising or otherwise to promote the sale, use or other dealings
67in this Software without prior written authorization from The Open Group.
68
69*/
70
71#ifdef HAVE_CONFIG_H
72#include <config.h>
73#endif
74#include "IntrinsicI.h"
75#include "Intrinsic.h"
76
77/*
78 * XtGetResourceList(), XtGetConstraintResourceList()
79 */
80
81#define TOXRMQUARK(p) ((XrmQuark)(long)(p))     /* avoid LP64 warnings */
82
83void
84XtGetResourceList(WidgetClass widget_class,
85                  XtResourceList *resources,
86                  Cardinal *num_resources)
87{
88    int size;
89    register Cardinal i, dest = 0;
90    register XtResourceList *list, dlist;
91
92    LOCK_PROCESS;
93    *resources = XtMallocArray(widget_class->core_class.num_resources,
94                               (Cardinal) sizeof(XtResource));
95    size = (int) (widget_class->core_class.num_resources * sizeof(XtResource));
96
97    if (!widget_class->core_class.class_inited) {
98        /* Easy case */
99
100        (void) memcpy(*resources, widget_class->core_class.resources,
101                      (size_t) size);
102        *num_resources = widget_class->core_class.num_resources;
103        UNLOCK_PROCESS;
104        return;
105    }
106
107    /* Nope, it's the hard case */
108
109    list = (XtResourceList *) widget_class->core_class.resources;
110    dlist = *resources;
111    for (i = 0; i < widget_class->core_class.num_resources; i++) {
112        if (list[i] != NULL) {
113            dlist[dest].resource_name = (String)
114                XrmQuarkToString(TOXRMQUARK(list[i]->resource_name));
115            dlist[dest].resource_class = (String)
116                XrmQuarkToString(TOXRMQUARK(list[i]->resource_class));
117            dlist[dest].resource_type = (String)
118                XrmQuarkToString(TOXRMQUARK(list[i]->resource_type));
119            dlist[dest].resource_size = list[i]->resource_size;
120            /* trust that resource_offset isn't that big */
121            dlist[dest].resource_offset = (Cardinal)
122                -((int) (list[i]->resource_offset + 1));
123            dlist[dest].default_type = (String)
124                XrmQuarkToString(TOXRMQUARK(list[i]->default_type));
125            dlist[dest].default_addr = list[i]->default_addr;
126            dest++;
127        }
128    }
129    *num_resources = dest;
130    UNLOCK_PROCESS;
131}
132
133static Boolean
134ClassIsSubclassOf(WidgetClass class, const WidgetClass superclass)
135{
136    for (; class != NULL; class = class->core_class.superclass) {
137        if (class == superclass)
138            return True;
139    }
140    return False;
141}
142
143void
144XtGetConstraintResourceList(WidgetClass widget_class,
145                            XtResourceList *resources,
146                            Cardinal *num_resources)
147{
148    int size;
149    register Cardinal i, dest = 0;
150    register XtResourceList *list, dlist;
151    ConstraintWidgetClass class = (ConstraintWidgetClass) widget_class;
152
153    LOCK_PROCESS;
154    if ((class->core_class.class_inited &&
155         !(class->core_class.class_inited & ConstraintClassFlag))
156        || (!class->core_class.class_inited &&
157            !ClassIsSubclassOf(widget_class, constraintWidgetClass))
158        || class->constraint_class.num_resources == 0) {
159
160        *resources = NULL;
161        *num_resources = 0;
162        UNLOCK_PROCESS;
163        return;
164    }
165
166    *resources = XtMallocArray(class->constraint_class.num_resources,
167                               (Cardinal) sizeof(XtResource));
168    size = (int) (class->constraint_class.num_resources * sizeof(XtResource));
169
170    if (!class->core_class.class_inited) {
171        /* Easy case */
172
173        (void) memcpy(*resources, class->constraint_class.resources,
174                      (size_t) size);
175        *num_resources = class->constraint_class.num_resources;
176        UNLOCK_PROCESS;
177        return;
178    }
179
180    /* Nope, it's the hard case */
181
182    list = (XtResourceList *) class->constraint_class.resources;
183    dlist = *resources;
184    for (i = 0; i < class->constraint_class.num_resources; i++) {
185        if (list[i] != NULL) {
186            dlist[dest].resource_name = (String)
187                XrmQuarkToString(TOXRMQUARK(list[i]->resource_name));
188            dlist[dest].resource_class = (String)
189                XrmQuarkToString(TOXRMQUARK(list[i]->resource_class));
190            dlist[dest].resource_type = (String)
191                XrmQuarkToString(TOXRMQUARK(list[i]->resource_type));
192            dlist[dest].resource_size = list[i]->resource_size;
193            /* trust that resource_offset isn't that big */
194            dlist[dest].resource_offset = (Cardinal)
195                -((int) (list[i]->resource_offset + 1));
196            dlist[dest].default_type = (String)
197                XrmQuarkToString(TOXRMQUARK(list[i]->default_type));
198            dlist[dest].default_addr = list[i]->default_addr;
199            dest++;
200        }
201    }
202    *num_resources = dest;
203    UNLOCK_PROCESS;
204}
205