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Implements :indeterminate pseudo-class
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mttr committed Dec 16, 2014
1 parent 2d05ac5 commit 504f968
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Showing 14 changed files with 105 additions and 206 deletions.
7 changes: 7 additions & 0 deletions components/layout/wrapper.rs
Expand Up @@ -562,6 +562,13 @@ impl<'le> TElement<'le> for LayoutElement<'le> {
}
}

#[inline]
fn get_indeterminate_state(self) -> bool {
unsafe {
self.element.get_indeterminate_state_for_layout()
}
}

#[inline]
fn has_class(self, name: &Atom) -> bool {
unsafe {
Expand Down
21 changes: 20 additions & 1 deletion components/script/dom/element.rs
Expand Up @@ -35,7 +35,7 @@ use dom::event::Event;
use dom::eventtarget::{EventTarget, NodeTargetTypeId, EventTargetHelpers};
use dom::htmlbodyelement::{HTMLBodyElement, HTMLBodyElementHelpers};
use dom::htmlcollection::HTMLCollection;
use dom::htmlinputelement::{HTMLInputElement, RawLayoutHTMLInputElementHelpers};
use dom::htmlinputelement::{HTMLInputElement, RawLayoutHTMLInputElementHelpers, HTMLInputElementHelpers};
use dom::htmlserializer::serialize;
use dom::htmltableelement::{HTMLTableElement, HTMLTableElementHelpers};
use dom::htmltablecellelement::{HTMLTableCellElement, HTMLTableCellElementHelpers};
Expand Down Expand Up @@ -211,6 +211,7 @@ pub trait RawLayoutElementHelpers {
unsafe fn get_integer_attribute_for_layout(&self, integer_attribute: IntegerAttribute)
-> Option<i32>;
unsafe fn get_checked_state_for_layout(&self) -> bool;
unsafe fn get_indeterminate_state_for_layout(&self) -> bool;
unsafe fn get_unsigned_integer_attribute_for_layout(&self, attribute: UnsignedIntegerAttribute)
-> Option<u32>;
unsafe fn get_simple_color_attribute_for_layout(&self, attribute: SimpleColorAttribute)
Expand Down Expand Up @@ -337,6 +338,18 @@ impl RawLayoutElementHelpers for Element {
this.get_checked_state_for_layout()
}

#[inline]
#[allow(unrooted_must_root)]
unsafe fn get_indeterminate_state_for_layout(&self) -> bool {
// TODO progress elements can also be matched with :indeterminate
if !self.is_htmlinputelement() {
return false
}
let this: &HTMLInputElement = mem::transmute(self);
this.get_indeterminate_state_for_layout()
}


unsafe fn get_unsigned_integer_attribute_for_layout(&self,
attribute: UnsignedIntegerAttribute)
-> Option<u32> {
Expand Down Expand Up @@ -1274,6 +1287,12 @@ impl<'a> style::TElement<'a> for JSRef<'a, Element> {
None => false,
}
}
fn get_indeterminate_state(self) -> bool {
match HTMLInputElementCast::to_ref(self) {
Some(input) => input.get_indeterminate_state(),
None => false,
}
}
fn has_class(self, name: &Atom) -> bool {
// FIXME(zwarich): Remove this when UFCS lands and there is a better way
// of disambiguating methods.
Expand Down
44 changes: 40 additions & 4 deletions components/script/dom/htmlformelement.rs
Expand Up @@ -2,15 +2,16 @@
* 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::bindings::codegen::Bindings::DocumentBinding::DocumentMethods;
use dom::bindings::codegen::Bindings::EventBinding::EventMethods;
use dom::bindings::codegen::Bindings::EventTargetBinding::EventTargetMethods;
use dom::bindings::codegen::Bindings::HTMLFormElementBinding;
use dom::bindings::codegen::Bindings::HTMLFormElementBinding::HTMLFormElementMethods;
use dom::bindings::codegen::Bindings::HTMLInputElementBinding::HTMLInputElementMethods;
use dom::bindings::codegen::InheritTypes::{EventTargetCast, HTMLFormElementDerived, NodeCast};
use dom::bindings::codegen::InheritTypes::{HTMLInputElementCast, HTMLTextAreaElementCast};
use dom::bindings::codegen::InheritTypes::{HTMLInputElementCast, HTMLTextAreaElementCast, HTMLFormElementCast};
use dom::bindings::global::Window;
use dom::bindings::js::{JSRef, Temporary};
use dom::bindings::js::{JSRef, Temporary, OptionalRootable};
use dom::bindings::utils::{Reflectable, Reflector};
use dom::document::{Document, DocumentHelpers};
use dom::element::{Element, AttributeHandlers, HTMLFormElementTypeId, HTMLTextAreaElementTypeId, HTMLDataListElementTypeId};
Expand All @@ -31,9 +32,12 @@ use url::UrlParser;
use url::form_urlencoded::serialize;
use string_cache::Atom;

use std::cell::Cell;

#[dom_struct]
pub struct HTMLFormElement {
htmlelement: HTMLElement,
marked_for_reset: Cell<bool>,
}

impl HTMLFormElementDerived for EventTarget {
Expand All @@ -45,7 +49,8 @@ impl HTMLFormElementDerived for EventTarget {
impl HTMLFormElement {
fn new_inherited(localName: DOMString, prefix: Option<DOMString>, document: JSRef<Document>) -> HTMLFormElement {
HTMLFormElement {
htmlelement: HTMLElement::new_inherited(HTMLFormElementTypeId, localName, prefix, document)
htmlelement: HTMLElement::new_inherited(HTMLFormElementTypeId, localName, prefix, document),
marked_for_reset: Cell::new(false),
}
}

Expand Down Expand Up @@ -332,6 +337,13 @@ impl<'a> HTMLFormElementHelpers for JSRef<'a, HTMLFormElement> {
}

fn reset(self, _reset_method_flag: ResetFrom) {
// https://html.spec.whatwg.org/multipage/forms.html#locked-for-reset
if self.marked_for_reset.get() {
return;
} else {
self.marked_for_reset.set(true);
}

let win = window_from_node(self).root();
let event = Event::new(Window(*win),
"reset".to_string(),
Expand Down Expand Up @@ -374,6 +386,7 @@ impl<'a> HTMLFormElementHelpers for JSRef<'a, HTMLFormElement> {
_ => {}
}
};
self.marked_for_reset.set(false);
}
}

Expand Down Expand Up @@ -471,7 +484,30 @@ impl<'a> FormSubmitter<'a> {
}

pub trait FormControl<'a> : Copy {
fn form_owner(self) -> Option<Temporary<HTMLFormElement>>;
// FIXME: This is wrong (https://github.com/servo/servo/issues/3553)
// but we need html5ever to do it correctly
fn form_owner(self) -> Option<Temporary<HTMLFormElement>> {
// https://html.spec.whatwg.org/multipage/forms.html#reset-the-form-owner
let elem = self.to_element();
let owner = elem.get_string_attribute(&atom!("form"));
if !owner.is_empty() {
let doc = document_from_node(elem).root();
let owner = doc.GetElementById(owner).root();
match owner {
Some(o) => {
let maybe_form: Option<JSRef<HTMLFormElement>> = HTMLFormElementCast::to_ref(*o);
if maybe_form.is_some() {
return maybe_form.map(Temporary::from_rooted);
}
},
_ => ()
}
}
let node: JSRef<Node> = NodeCast::from_ref(elem);
node.ancestors().filter_map(|a| HTMLFormElementCast::to_ref(a)).next()
.map(Temporary::from_rooted)
}

fn get_form_attribute(self,
attr: &Atom,
input: |Self| -> DOMString,
Expand Down
44 changes: 17 additions & 27 deletions components/script/dom/htmlinputelement.rs
Expand Up @@ -7,12 +7,11 @@ use dom::attr::{Attr, AttrValue, UIntAttrValue};
use dom::attr::AttrHelpers;
use dom::bindings::cell::DOMRefCell;
use dom::bindings::codegen::Bindings::AttrBinding::AttrMethods;
use dom::bindings::codegen::Bindings::DocumentBinding::DocumentMethods;
use dom::bindings::codegen::Bindings::EventBinding::EventMethods;
use dom::bindings::codegen::Bindings::EventTargetBinding::EventTargetMethods;
use dom::bindings::codegen::Bindings::HTMLInputElementBinding;
use dom::bindings::codegen::Bindings::HTMLInputElementBinding::HTMLInputElementMethods;
use dom::bindings::codegen::InheritTypes::{ElementCast, HTMLElementCast, HTMLFormElementCast, HTMLInputElementCast, NodeCast};
use dom::bindings::codegen::InheritTypes::{ElementCast, HTMLElementCast, HTMLInputElementCast, NodeCast};
use dom::bindings::codegen::InheritTypes::{HTMLInputElementDerived, HTMLFieldSetElementDerived, EventTargetCast};
use dom::bindings::codegen::InheritTypes::KeyboardEventCast;
use dom::bindings::global::Window;
Expand Down Expand Up @@ -134,6 +133,7 @@ pub trait LayoutHTMLInputElementHelpers {

pub trait RawLayoutHTMLInputElementHelpers {
unsafe fn get_checked_state_for_layout(&self) -> bool;
unsafe fn get_indeterminate_state_for_layout(&self) -> bool;
unsafe fn get_size_for_layout(&self) -> u32;
}

Expand Down Expand Up @@ -176,6 +176,11 @@ impl RawLayoutHTMLInputElementHelpers for HTMLInputElement {
self.checked.get()
}

#[allow(unrooted_must_root)]
unsafe fn get_indeterminate_state_for_layout(&self) -> bool {
self.indeterminate.get()
}

#[allow(unrooted_must_root)]
unsafe fn get_size_for_layout(&self) -> u32 {
self.size.get()
Expand Down Expand Up @@ -284,7 +289,6 @@ impl<'a> HTMLInputElementMethods for JSRef<'a, HTMLInputElement> {

// https://html.spec.whatwg.org/multipage/forms.html#dom-input-indeterminate
fn SetIndeterminate(self, val: bool) {
// FIXME #4079 this should change the appearance
self.indeterminate.set(val)
}
}
Expand All @@ -295,6 +299,7 @@ pub trait HTMLInputElementHelpers {
fn get_radio_group_name(self) -> Option<String>;
fn update_checked_state(self, checked: bool, dirty: bool);
fn get_size(&self) -> u32;
fn get_indeterminate_state(self) -> bool;
}

fn broadcast_radio_checked(broadcaster: JSRef<HTMLInputElement>, group: Option<&str>) {
Expand Down Expand Up @@ -373,6 +378,10 @@ impl<'a> HTMLInputElementHelpers for JSRef<'a, HTMLInputElement> {
fn get_size(&self) -> u32 {
self.size.get()
}

fn get_indeterminate_state(self) -> bool {
self.indeterminate.get()
}
}

impl<'a> VirtualMethods for JSRef<'a, HTMLInputElement> {
Expand Down Expand Up @@ -566,30 +575,6 @@ impl Reflectable for HTMLInputElement {
}

impl<'a> FormControl<'a> for JSRef<'a, HTMLInputElement> {
// FIXME: This is wrong (https://github.com/servo/servo/issues/3553)
// but we need html5ever to do it correctly
fn form_owner(self) -> Option<Temporary<HTMLFormElement>> {
// https://html.spec.whatwg.org/multipage/forms.html#reset-the-form-owner
let elem: JSRef<Element> = ElementCast::from_ref(self);
let owner = elem.get_string_attribute(&atom!("form"));
if !owner.is_empty() {
let doc = document_from_node(self).root();
let owner = doc.GetElementById(owner).root();
match owner {
Some(o) => {
let maybe_form: Option<JSRef<HTMLFormElement>> = HTMLFormElementCast::to_ref(*o);
if maybe_form.is_some() {
return maybe_form.map(Temporary::from_rooted);
}
},
_ => ()
}
}
let node: JSRef<Node> = NodeCast::from_ref(self);
node.ancestors().filter_map(|a| HTMLFormElementCast::to_ref(a)).next()
.map(Temporary::from_rooted)
}

fn to_element(self) -> JSRef<'a, Element> {
ElementCast::from_ref(self)
}
Expand All @@ -601,6 +586,7 @@ impl<'a> FormControl<'a> for JSRef<'a, HTMLInputElement> {
!(self.Disabled() || self.ReadOnly())
}

// https://html.spec.whatwg.org/multipage/forms.html#the-input-element:concept-form-reset-control
fn reset(self) {
match self.input_type.get() {
InputRadio | InputCheckbox => {
Expand Down Expand Up @@ -632,6 +618,8 @@ impl<'a> Activatable for JSRef<'a, HTMLInputElement> {
match ty {
// https://html.spec.whatwg.org/multipage/forms.html#submit-button-state-(type=submit):activation-behavior
// InputSubmit => (), // No behavior defined
// https://html.spec.whatwg.org/multipage/forms.html#reset-button-state-(type=reset):activation-behavior
// InputSubmit => (), // No behavior defined
InputCheckbox => {
// https://html.spec.whatwg.org/multipage/forms.html#checkbox-state-(type=checkbox):pre-click-activation-steps
// cache current values of `checked` and `indeterminate`
Expand Down Expand Up @@ -679,6 +667,8 @@ impl<'a> Activatable for JSRef<'a, HTMLInputElement> {
match ty {
// https://html.spec.whatwg.org/multipage/forms.html#submit-button-state-(type=submit):activation-behavior
// InputSubmit => (), // No behavior defined
// https://html.spec.whatwg.org/multipage/forms.html#reset-button-state-(type=reset):activation-behavior
// InputReset => (), // No behavior defined
// https://html.spec.whatwg.org/multipage/forms.html#checkbox-state-(type=checkbox):canceled-activation-steps
InputCheckbox => {
// We want to restore state only if the element had been changed in the first place
Expand Down
30 changes: 3 additions & 27 deletions components/script/dom/htmltextareaelement.rs
Expand Up @@ -5,22 +5,21 @@
use dom::attr::{Attr, AttrValue};
use dom::attr::AttrHelpers;
use dom::bindings::cell::DOMRefCell;
use dom::bindings::codegen::Bindings::DocumentBinding::DocumentMethods;
use dom::bindings::codegen::Bindings::EventBinding::EventMethods;
use dom::bindings::codegen::Bindings::HTMLTextAreaElementBinding;
use dom::bindings::codegen::Bindings::HTMLTextAreaElementBinding::HTMLTextAreaElementMethods;
use dom::bindings::codegen::Bindings::NodeBinding::NodeMethods;
use dom::bindings::codegen::InheritTypes::{ElementCast, HTMLElementCast, NodeCast};
use dom::bindings::codegen::InheritTypes::{HTMLTextAreaElementDerived, HTMLFieldSetElementDerived};
use dom::bindings::codegen::InheritTypes::{KeyboardEventCast, TextDerived, HTMLFormElementCast};
use dom::bindings::codegen::InheritTypes::{KeyboardEventCast, TextDerived};
use dom::bindings::js::{JS, JSRef, Temporary, OptionalRootable};
use dom::bindings::utils::{Reflectable, Reflector};
use dom::document::{Document, DocumentHelpers};
use dom::element::{AttributeHandlers, HTMLTextAreaElementTypeId, Element};
use dom::event::Event;
use dom::eventtarget::{EventTarget, NodeTargetTypeId};
use dom::htmlelement::HTMLElement;
use dom::htmlformelement::{FormControl, HTMLFormElement};
use dom::htmlformelement::FormControl;
use dom::keyboardevent::KeyboardEvent;
use dom::node::{DisabledStateHelpers, Node, NodeHelpers, OtherNodeDamage, ElementNodeTypeId};
use dom::node::{document_from_node};
Expand Down Expand Up @@ -299,30 +298,6 @@ impl Reflectable for HTMLTextAreaElement {
}

impl<'a> FormControl<'a> for JSRef<'a, HTMLTextAreaElement> {
// FIXME: This is wrong (https://github.com/servo/servo/issues/3553)
// but we need html5ever to do it correctly
fn form_owner(self) -> Option<Temporary<HTMLFormElement>> {
// https://html.spec.whatwg.org/multipage/forms.html#reset-the-form-owner
let elem: JSRef<Element> = ElementCast::from_ref(self);
let owner = elem.get_string_attribute(&atom!("form"));
if !owner.is_empty() {
let doc = document_from_node(self).root();
let owner = doc.GetElementById(owner).root();
match owner {
Some(o) => {
let maybe_form: Option<JSRef<HTMLFormElement>> = HTMLFormElementCast::to_ref(*o);
if maybe_form.is_some() {
return maybe_form.map(Temporary::from_rooted);
}
},
_ => ()
}
}
let node: JSRef<Node> = NodeCast::from_ref(self);
node.ancestors().filter_map(|a| HTMLFormElementCast::to_ref(a)).next()
.map(Temporary::from_rooted)
}

fn to_element(self) -> JSRef<'a, Element> {
ElementCast::from_ref(self)
}
Expand All @@ -334,6 +309,7 @@ impl<'a> FormControl<'a> for JSRef<'a, HTMLTextAreaElement> {
}

fn reset(self) {
// https://html.spec.whatwg.org/multipage/forms.html#the-textarea-element:concept-form-reset-control
self.SetValue(self.DefaultValue());
self.value_changed.set(false);
}
Expand Down
1 change: 1 addition & 0 deletions components/style/node.rs
Expand Up @@ -47,6 +47,7 @@ pub trait TElement<'a> : Copy {
fn get_disabled_state(self) -> bool;
fn get_enabled_state(self) -> bool;
fn get_checked_state(self) -> bool;
fn get_indeterminate_state(self) -> bool;
fn has_class(self, name: &Atom) -> bool;
fn has_nonzero_border(self) -> bool;

Expand Down
8 changes: 7 additions & 1 deletion components/style/selector_matching.rs
Expand Up @@ -23,7 +23,7 @@ use properties::{PropertyDeclaration, PropertyDeclarationBlock};
use selectors::{After, AnyLink, AttrDashMatch, AttrEqual};
use selectors::{AttrExists, AttrIncludes, AttrPrefixMatch};
use selectors::{AttrSubstringMatch, AttrSuffixMatch, Before, CaseInsensitive, CaseSensitive};
use selectors::{Checked, Child, ClassSelector};
use selectors::{Checked, Child, ClassSelector, Indeterminate};
use selectors::{CompoundSelector, Descendant, Disabled, Enabled, FirstChild, FirstOfType};
use selectors::{Hover, IDSelector, LastChild, LastOfType};
use selectors::{LaterSibling, LocalName, LocalNameSelector};
Expand Down Expand Up @@ -972,6 +972,12 @@ pub fn matches_simple_selector<'a,E,N>(selector: &SimpleSelector,
let elem = element.as_element();
elem.get_checked_state()
}
// https://html.spec.whatwg.org/multipage/scripting.html#selector-indeterminate
Indeterminate => {
*shareable = false;
let elem = element.as_element();
elem.get_indeterminate_state()
}
FirstChild => {
*shareable = false;
matches_first_child(element)
Expand Down
4 changes: 3 additions & 1 deletion components/style/selectors.rs
Expand Up @@ -75,6 +75,7 @@ pub enum SimpleSelector {
Disabled,
Enabled,
Checked,
Indeterminate,
FirstChild, LastChild, OnlyChild,
// Empty,
Root,
Expand Down Expand Up @@ -167,7 +168,7 @@ fn compute_specificity(mut selector: &CompoundSelector,
| &AttrExists(..) | &AttrEqual(..) | &AttrIncludes(..) | &AttrDashMatch(..)
| &AttrPrefixMatch(..) | &AttrSubstringMatch(..) | &AttrSuffixMatch(..)
| &AnyLink | &Link | &Visited | &Hover | &Disabled | &Enabled
| &FirstChild | &LastChild | &OnlyChild | &Root | &Checked
| &FirstChild | &LastChild | &OnlyChild | &Root | &Checked | &Indeterminate
// | &Empty | &Lang(*)
| &NthChild(..) | &NthLastChild(..)
| &NthOfType(..) | &NthLastOfType(..)
Expand Down Expand Up @@ -568,6 +569,7 @@ fn parse_simple_pseudo_class(context: &ParserContext, name: &str) -> Result<Simp
"disabled" => Ok(Disabled),
"enabled" => Ok(Enabled),
"checked" => Ok(Checked),
"indeterminate" => Ok(Indeterminate),
"first-child" => Ok(FirstChild),
"last-child" => Ok(LastChild),
"only-child" => Ok(OnlyChild),
Expand Down

4 comments on commit 504f968

@bors-servo
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saw approval from Manishearth
at mttr@504f968

@bors-servo
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merging mttr/servo/form_resetting = 504f968 into auto

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mttr/servo/form_resetting = 504f968 merged ok, testing candidate = ae5699a

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