1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 2017 Olaf Wintermann. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include <stdio.h>
30 #include <stdlib.h>
31
32 #include "object.h"
33 #include "context.h"
34
35 void ui_end(UiObject *obj) {
36 if(!obj->next) {
37 return;
38 }
39
40 UiObject *prev = NULL;
41 while(obj->next) {
42 prev = obj;
43 obj = obj->next;
44 }
45
46 if(prev) {
47 // TODO: free last obj
48 prev->next = NULL;
49 }
50 }
51
52
53 UiObject* uic_object_new(UiObject *toplevel, UIWIDGET widget) {
54 UiContext *ctx = toplevel->ctx;
55
56 UiObject *newobj = ucx_mempool_calloc(ctx->mempool, 1, sizeof(UiObject));
57 newobj->ctx = ctx;
58 newobj->widget = widget;
59
60 return newobj;
61 }
62
63 void uic_obj_add(UiObject *toplevel, UiObject *ctobj) {
64 UiObject *current = uic_current_obj(toplevel);
65 current->next = ctobj;
66 }
67
68 UiObject* uic_current_obj(UiObject *toplevel) {
69 if(!toplevel) {
70 return NULL;
71 }
72 UiObject *obj = toplevel;
73 while(obj->next) {
74 obj = obj->next;
75 }
76 return obj;
77 }
78
79 UiContainer* uic_get_current_container(UiObject *obj) {
80 return uic_current_obj(obj)->container;
81 }
82