1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
|
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
use dom::activation::Activatable;
use dom::attr::Attr;
use dom::bindings::codegen::Bindings::HTMLButtonElementBinding;
use dom::bindings::codegen::Bindings::HTMLButtonElementBinding::HTMLButtonElementMethods;
use dom::bindings::conversions::Castable;
use dom::bindings::js::Root;
use dom::document::Document;
use dom::element::{AttributeMutation, Element};
use dom::event::Event;
use dom::eventtarget::EventTarget;
use dom::htmlelement::HTMLElement;
use dom::htmlfieldsetelement::HTMLFieldSetElement;
use dom::htmlformelement::{FormControl, FormSubmitter};
use dom::htmlformelement::{SubmittedFrom, HTMLFormElement};
use dom::node::{Node, document_from_node, window_from_node};
use dom::nodelist::NodeList;
use dom::validitystate::ValidityState;
use dom::virtualmethods::VirtualMethods;
use selectors::states::*;
use std::ascii::AsciiExt;
use std::borrow::ToOwned;
use std::cell::Cell;
use util::str::DOMString;
#[derive(JSTraceable, PartialEq, Copy, Clone)]
#[allow(dead_code)]
#[derive(HeapSizeOf)]
enum ButtonType {
Submit,
Reset,
Button,
Menu
}
#[dom_struct]
pub struct HTMLButtonElement {
htmlelement: HTMLElement,
button_type: Cell<ButtonType>
}
impl HTMLButtonElement {
fn new_inherited(localName: DOMString,
prefix: Option<DOMString>,
document: &Document) -> HTMLButtonElement {
HTMLButtonElement {
htmlelement:
HTMLElement::new_inherited_with_state(IN_ENABLED_STATE,
localName, prefix, document),
//TODO: implement button_type in attribute_mutated
button_type: Cell::new(ButtonType::Submit)
}
}
#[allow(unrooted_must_root)]
pub fn new(localName: DOMString,
prefix: Option<DOMString>,
document: &Document) -> Root<HTMLButtonElement> {
let element = HTMLButtonElement::new_inherited(localName, prefix, document);
Node::reflect_node(box element, document, HTMLButtonElementBinding::Wrap)
}
}
impl HTMLButtonElementMethods for HTMLButtonElement {
// https://html.spec.whatwg.org/multipage/#dom-cva-validity
fn Validity(&self) -> Root<ValidityState> {
let window = window_from_node(self);
ValidityState::new(window.r())
}
// https://html.spec.whatwg.org/multipage/#dom-fe-disabled
make_bool_getter!(Disabled);
// https://html.spec.whatwg.org/multipage/#dom-fe-disabled
make_bool_setter!(SetDisabled, "disabled");
// https://html.spec.whatwg.org/multipage/#dom-fae-form
fn GetForm(&self) -> Option<Root<HTMLFormElement>> {
self.form_owner()
}
// https://html.spec.whatwg.org/multipage/#dom-button-type
make_enumerated_getter!(Type, "submit", ("reset") | ("button") | ("menu"));
// https://html.spec.whatwg.org/multipage/#dom-button-type
make_setter!(SetType, "type");
// https://html.spec.whatwg.org/multipage/#dom-fs-formaction
make_url_or_base_getter!(FormAction);
// https://html.spec.whatwg.org/multipage/#dom-fs-formaction
make_setter!(SetFormAction, "formaction");
// https://html.spec.whatwg.org/multipage/#dom-fs-formenctype
make_enumerated_getter!(
FormEnctype, "application/x-www-form-urlencoded", ("text/plain") | ("multipart/form-data"));
// https://html.spec.whatwg.org/multipage/#dom-fs-formenctype
make_setter!(SetFormEnctype, "formenctype");
// https://html.spec.whatwg.org/multipage/#dom-fs-formmethod
make_enumerated_getter!(FormMethod, "get", ("post") | ("dialog"));
// https://html.spec.whatwg.org/multipage/#dom-fs-formmethod
make_setter!(SetFormMethod, "formmethod");
// https://html.spec.whatwg.org/multipage/#dom-fs-formtarget
make_getter!(FormTarget);
// https://html.spec.whatwg.org/multipage/#dom-fs-formtarget
make_setter!(SetFormTarget, "formtarget");
// https://html.spec.whatwg.org/multipage/#dom-fe-name
make_getter!(Name);
// https://html.spec.whatwg.org/multipage/#dom-fe-name
make_setter!(SetName, "name");
// https://html.spec.whatwg.org/multipage/#dom-button-value
make_getter!(Value);
// https://html.spec.whatwg.org/multipage/#dom-button-value
make_setter!(SetValue, "value");
// https://html.spec.whatwg.org/multipage/#dom-lfe-labels
fn Labels(&self) -> Root<NodeList> {
self.upcast::<HTMLElement>().labels()
}
}
impl VirtualMethods for HTMLButtonElement {
fn super_type(&self) -> Option<&VirtualMethods> {
Some(self.upcast::<HTMLElement>() as &VirtualMethods)
}
fn attribute_mutated(&self, attr: &Attr, mutation: AttributeMutation) {
self.super_type().unwrap().attribute_mutated(attr, mutation);
match attr.local_name() {
&atom!(disabled) => {
let el = self.upcast::<Element>();
match mutation {
AttributeMutation::Set(Some(_)) => {}
AttributeMutation::Set(None) => {
el.set_disabled_state(true);
el.set_enabled_state(false);
},
AttributeMutation::Removed => {
el.set_disabled_state(false);
el.set_enabled_state(true);
el.check_ancestors_disabled_state_for_form_control();
}
}
},
_ => {},
}
}
fn bind_to_tree(&self, tree_in_doc: bool) {
if let Some(ref s) = self.super_type() {
s.bind_to_tree(tree_in_doc);
}
self.upcast::<Element>().check_ancestors_disabled_state_for_form_control();
}
fn unbind_from_tree(&self, tree_in_doc: bool) {
if let Some(ref s) = self.super_type() {
s.unbind_from_tree(tree_in_doc);
}
let node = self.upcast::<Node>();
let el = self.upcast::<Element>();
if node.ancestors().any(|ancestor| ancestor.r().is::<HTMLFieldSetElement>()) {
el.check_ancestors_disabled_state_for_form_control();
} else {
el.check_disabled_attribute();
}
}
}
impl FormControl for HTMLButtonElement {}
impl<'a> Activatable for &'a HTMLButtonElement {
fn as_element(&self) -> &Element {
self.upcast()
}
fn is_instance_activatable(&self) -> bool {
//https://html.spec.whatwg.org/multipage/#the-button-element
!self.upcast::<Element>().get_disabled_state()
}
// https://html.spec.whatwg.org/multipage/#run-pre-click-activation-steps
// https://html.spec.whatwg.org/multipage/#the-button-element:activation-behavior
fn pre_click_activation(&self) {
}
// https://html.spec.whatwg.org/multipage/#run-canceled-activation-steps
fn canceled_activation(&self) {
}
// https://html.spec.whatwg.org/multipage/#run-post-click-activation-steps
fn activation_behavior(&self, _event: &Event, _target: &EventTarget) {
let ty = self.button_type.get();
match ty {
//https://html.spec.whatwg.org/multipage/#attr-button-type-submit-state
ButtonType::Submit => {
self.form_owner().map(|o| {
o.r().submit(SubmittedFrom::NotFromFormSubmitMethod,
FormSubmitter::ButtonElement(self.clone()))
});
},
_ => ()
}
}
// https://html.spec.whatwg.org/multipage/#implicit-submission
#[allow(unsafe_code)]
fn implicit_submission(&self, ctrlKey: bool, shiftKey: bool, altKey: bool, metaKey: bool) {
let doc = document_from_node(*self);
let node = doc.upcast::<Node>();
let owner = self.form_owner();
if owner.is_none() || self.upcast::<Element>().click_in_progress() {
return;
}
node.query_selector_iter("button[type=submit]".to_owned()).unwrap()
.filter_map(Root::downcast::<HTMLButtonElement>)
.find(|r| r.r().form_owner() == owner)
.map(|s| s.r().synthetic_click_activation(ctrlKey, shiftKey, altKey, metaKey));
}
}
|
