1 /*
2 * Copyright (C) 2018-2022 Alexander Borisov
3 *
4 * Author: Alexander Borisov <borisov@lexbor.com>
5 */
6
7 #ifndef LEXBOR_HTML_ELEMENT_H
8 #define LEXBOR_HTML_ELEMENT_H
9
10 #ifdef __cplusplus
11 extern "C" {
12 #endif
13
14 #include "lexbor/core/avl.h"
15
16 #include "lexbor/html/interface.h"
17 #include "lexbor/html/style.h"
18 #include "lexbor/dom/interfaces/element.h"
19 #include "lexbor/css/rule.h"
20
21
22 struct lxb_html_element {
23 lxb_dom_element_t element;
24 lexbor_avl_node_t *style;
25 lxb_css_rule_declaration_list_t *list;
26 };
27
28 typedef enum {
29 LXB_HTML_ELEMENT_OPT_UNDEF = 0x00
30 }
31 lxb_html_element_style_opt_t;
32
33
34 typedef lxb_status_t
35 (*lxb_html_element_style_cb_f)(lxb_html_element_t *element,
36 const lxb_css_rule_declaration_t *declr,
37 void *ctx, lxb_css_selector_specificity_t spec,
38 bool is_weak);
39
40
41 LXB_API lxb_html_element_t *
42 lxb_html_element_interface_create(lxb_html_document_t *document);
43
44 LXB_API lxb_html_element_t *
45 lxb_html_element_interface_destroy(lxb_html_element_t *element);
46
47
48 LXB_API lxb_html_element_t *
49 lxb_html_element_inner_html_set(lxb_html_element_t *element,
50 const lxb_char_t *html, size_t size);
51
52 LXB_API const lxb_css_rule_declaration_t *
53 lxb_html_element_style_by_name(lxb_html_element_t *element,
54 const lxb_char_t *name, size_t size);
55
56 LXB_API const lxb_css_rule_declaration_t *
57 lxb_html_element_style_by_id(lxb_html_element_t *element, uintptr_t id);
58
59 LXB_API const lxb_html_style_node_t *
60 lxb_html_element_style_node_by_id(lxb_html_element_t *element, uintptr_t id);
61
62 LXB_API const lxb_html_style_node_t *
63 lxb_html_element_style_node_by_name(lxb_html_element_t *element,
64 const lxb_char_t *name, size_t size);
65
66 LXB_API const void *
67 lxb_html_element_css_property_by_id(lxb_html_element_t *element, uintptr_t id);
68
69 LXB_API lxb_status_t
70 lxb_html_element_style_walk(lxb_html_element_t *element,
71 lxb_html_element_style_cb_f cb, void *ctx,
72 bool with_weak);
73
74 LXB_API lxb_status_t
75 lxb_html_element_style_parse(lxb_html_element_t *element,
76 const lxb_char_t *style, size_t size);
77
78 LXB_API lxb_status_t
79 lxb_html_element_style_append(lxb_html_element_t *element,
80 lxb_css_rule_declaration_t *declr,
81 lxb_css_selector_specificity_t spec);
82
83 LXB_API lxb_status_t
84 lxb_html_element_style_list_append(lxb_html_element_t *element,
85 lxb_css_rule_declaration_list_t *list,
86 lxb_css_selector_specificity_t spec);
87
88 LXB_API void
89 lxb_html_element_style_remove_by_id(lxb_html_element_t *element, uintptr_t id);
90
91 LXB_API void
92 lxb_html_element_style_remove_by_name(lxb_html_element_t *element,
93 const lxb_char_t *name, size_t size);
94
95 LXB_API lxb_html_style_node_t *
96 lxb_html_element_style_remove_all_not(lxb_html_document_t *doc,
97 lexbor_avl_node_t **root,
98 lxb_html_style_node_t *style, bool bs);
99
100 LXB_API lxb_html_style_node_t *
101 lxb_html_element_style_remove_all(lxb_html_document_t *doc,
102 lexbor_avl_node_t **root,
103 lxb_html_style_node_t *style);
104
105 LXB_API lxb_html_style_node_t *
106 lxb_html_element_style_remove_by_list(lxb_html_document_t *doc,
107 lexbor_avl_node_t **root,
108 lxb_html_style_node_t *style,
109 lxb_css_rule_declaration_list_t *list);
110
111 LXB_API lxb_status_t
112 lxb_html_element_style_serialize(lxb_html_element_t *element,
113 lxb_html_element_style_opt_t opt,
114 lexbor_serialize_cb_f cb, void *ctx);
115
116 LXB_API lxb_status_t
117 lxb_html_element_style_serialize_str(lxb_html_element_t *element,
118 lexbor_str_t *str,
119 lxb_html_element_style_opt_t opt);
120
121
122 /*
123 * Inline functions
124 */
125 lxb_inline lxb_tag_id_t
lxb_html_element_tag_id(lxb_html_element_t * element)126 lxb_html_element_tag_id(lxb_html_element_t *element)
127 {
128 return lxb_dom_interface_node(element)->local_name;
129 }
130
131 lxb_inline lxb_ns_id_t
lxb_html_element_ns_id(lxb_html_element_t * element)132 lxb_html_element_ns_id(lxb_html_element_t *element)
133 {
134 return lxb_dom_interface_node(element)->ns;
135 }
136
137 lxb_inline void
lxb_html_element_insert_before(lxb_html_element_t * dst,lxb_html_element_t * src)138 lxb_html_element_insert_before(lxb_html_element_t *dst, lxb_html_element_t *src)
139 {
140 lxb_dom_node_insert_before(lxb_dom_interface_node(dst),
141 lxb_dom_interface_node(src));
142 }
143
144 lxb_inline void
lxb_html_element_insert_after(lxb_html_element_t * dst,lxb_html_element_t * src)145 lxb_html_element_insert_after(lxb_html_element_t *dst, lxb_html_element_t *src)
146 {
147 lxb_dom_node_insert_after(lxb_dom_interface_node(dst),
148 lxb_dom_interface_node(src));
149 }
150
151 lxb_inline void
lxb_html_element_insert_child(lxb_html_element_t * dst,lxb_html_element_t * src)152 lxb_html_element_insert_child(lxb_html_element_t *dst, lxb_html_element_t *src)
153 {
154 lxb_dom_node_insert_child(lxb_dom_interface_node(dst),
155 lxb_dom_interface_node(src));
156 }
157
158 lxb_inline void
lxb_html_element_remove(lxb_html_element_t * element)159 lxb_html_element_remove(lxb_html_element_t *element)
160 {
161 lxb_dom_node_remove(lxb_dom_interface_node(element));
162 }
163
164 lxb_inline lxb_html_document_t *
lxb_html_element_document(lxb_html_element_t * element)165 lxb_html_element_document(lxb_html_element_t *element)
166 {
167 return lxb_html_interface_document(lxb_dom_interface_node(element)->owner_document);
168 }
169
170
171 #ifdef __cplusplus
172 } /* extern "C" */
173 #endif
174
175 #endif /* LEXBOR_HTML_ELEMENT_H */
176
