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Auto merge of #7935 - bholley:eventstate_element, r=nox

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Move event state from Node to Element

Just getting my feet wet with Rust here. Please feel free to nit the hell out of it stylistically and idiomatically. :-)

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This commit is contained in:
bors-servo 2015-10-19 02:47:21 -06:00
commit ff2151b8bb
15 changed files with 295 additions and 307 deletions
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167
components/script/dom/node.rs
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@ -25,8 +25,7 @@ use dom::bindings::codegen::InheritTypes::{CharacterDataCast, CharacterDataTypeI
use dom::bindings::codegen::InheritTypes::{DocumentCast, DocumentDerived, DocumentTypeCast};
use dom::bindings::codegen::InheritTypes::{ElementCast, ElementDerived, ElementTypeId};
use dom::bindings::codegen::InheritTypes::{EventTargetCast, EventTargetTypeId};
use dom::bindings::codegen::InheritTypes::{HTMLElementTypeId, HTMLFieldSetElementDerived};
use dom::bindings::codegen::InheritTypes::{HTMLLegendElementDerived, HTMLOptGroupElementDerived};
use dom::bindings::codegen::InheritTypes::{HTMLElementTypeId};
use dom::bindings::codegen::InheritTypes::{NodeBase, NodeCast, NodeTypeId};
use dom::bindings::codegen::InheritTypes::{ProcessingInstructionCast, TextCast, TextDerived};
use dom::bindings::codegen::UnionTypes::NodeOrString;
@ -130,40 +129,28 @@ impl PartialEq for Node {
bitflags! {
#[doc = "Flags for node items."]
#[derive(JSTraceable, HeapSizeOf)]
flags NodeFlags: u16 {
flags NodeFlags: u8 {
#[doc = "Specifies whether this node is in a document."]
const IS_IN_DOC = 0x01,
#[doc = "Specifies whether this node is in hover state."]
const IN_HOVER_STATE = 0x02,
#[doc = "Specifies whether this node is in disabled state."]
const IN_DISABLED_STATE = 0x04,
#[doc = "Specifies whether this node is in enabled state."]
const IN_ENABLED_STATE = 0x08,
#[doc = "Specifies whether this node _must_ be reflowed regardless of style differences."]
const HAS_CHANGED = 0x10,
const HAS_CHANGED = 0x02,
#[doc = "Specifies whether this node needs style recalc on next reflow."]
const IS_DIRTY = 0x20,
const IS_DIRTY = 0x04,
#[doc = "Specifies whether this node has siblings (inclusive of itself) which \
changed since the last reflow."]
const HAS_DIRTY_SIBLINGS = 0x40,
const HAS_DIRTY_SIBLINGS = 0x08,
#[doc = "Specifies whether this node has descendants (inclusive of itself) which \
have changed since the last reflow."]
const HAS_DIRTY_DESCENDANTS = 0x80,
const HAS_DIRTY_DESCENDANTS = 0x10,
// TODO: find a better place to keep this (#4105)
// https://critic.hoppipolla.co.uk/showcomment?chain=8873
// Perhaps using a Set in Document?
#[doc = "Specifies whether or not there is an authentic click in progress on \
this element."]
const CLICK_IN_PROGRESS = 0x100,
#[doc = "Specifies whether this node has the focus."]
const IN_FOCUS_STATE = 0x200,
const CLICK_IN_PROGRESS = 0x20,
#[doc = "Specifies whether this node is focusable and whether it is supposed \
to be reachable with using sequential focus navigation."]
const SEQUENTIALLY_FOCUSABLE = 0x400,
#[doc = "Specifies whether this node is [being activated]\
(https://html.spec.whatwg.org/multipage/#selector-active). \
FIXME(#7333): set/unset this when appropriate"]
const IN_ACTIVE_STATE = 0x800,
const SEQUENTIALLY_FOCUSABLE = 0x40,
}
}
@ -479,49 +466,6 @@ impl Node {
self.flags.set(flags);
}
pub fn get_hover_state(&self) -> bool {
self.get_flag(IN_HOVER_STATE)
}
pub fn set_hover_state(&self, state: bool) {
self.set_flag(IN_HOVER_STATE, state);
self.dirty(NodeDamage::NodeStyleDamaged);
}
pub fn get_focus_state(&self) -> bool {
self.get_flag(IN_FOCUS_STATE)
}
pub fn set_focus_state(&self, state: bool) {
self.set_flag(IN_FOCUS_STATE, state);
self.dirty(NodeDamage::NodeStyleDamaged);
}
pub fn get_active_state(&self) -> bool {
self.get_flag(IN_ACTIVE_STATE)
}
pub fn set_active_state(&self, state: bool) {
self.set_flag(IN_ACTIVE_STATE, state);
self.dirty(NodeDamage::NodeStyleDamaged);
}
pub fn get_disabled_state(&self) -> bool {
self.get_flag(IN_DISABLED_STATE)
}
pub fn set_disabled_state(&self, state: bool) {
self.set_flag(IN_DISABLED_STATE, state)
}
pub fn get_enabled_state(&self) -> bool {
self.get_flag(IN_ENABLED_STATE)
}
pub fn set_enabled_state(&self, state: bool) {
self.set_flag(IN_ENABLED_STATE, state)
}
pub fn get_has_changed(&self) -> bool {
self.get_flag(HAS_CHANGED)
}
@ -1040,12 +984,6 @@ pub trait LayoutNodeHelpers {
unsafe fn layout_data(&self) -> Ref<Option<LayoutData>>;
unsafe fn layout_data_mut(&self) -> RefMut<Option<LayoutData>>;
unsafe fn layout_data_unchecked(&self) -> *const Option<LayoutData>;
fn get_hover_state_for_layout(&self) -> bool;
fn get_focus_state_for_layout(&self) -> bool;
fn get_active_state_for_layout(&self) -> bool;
fn get_disabled_state_for_layout(&self) -> bool;
fn get_enabled_state_for_layout(&self) -> bool;
}
impl LayoutNodeHelpers for LayoutJS<Node> {
@ -1141,42 +1079,6 @@ impl LayoutNodeHelpers for LayoutJS<Node> {
unsafe fn layout_data_unchecked(&self) -> *const Option<LayoutData> {
(*self.unsafe_get()).layout_data.borrow_unchecked()
}
#[inline]
#[allow(unsafe_code)]
fn get_hover_state_for_layout(&self) -> bool {
unsafe {
self.get_flag(IN_HOVER_STATE)
}
}
#[inline]
#[allow(unsafe_code)]
fn get_focus_state_for_layout(&self) -> bool {
unsafe {
self.get_flag(IN_FOCUS_STATE)
}
}
#[inline]
#[allow(unsafe_code)]
fn get_active_state_for_layout(&self) -> bool {
unsafe {
self.get_flag(IN_ACTIVE_STATE)
}
}
#[inline]
#[allow(unsafe_code)]
fn get_disabled_state_for_layout(&self) -> bool {
unsafe {
self.get_flag(IN_DISABLED_STATE)
}
}
#[inline]
#[allow(unsafe_code)]
fn get_enabled_state_for_layout(&self) -> bool {
unsafe {
self.get_flag(IN_ENABLED_STATE)
}
}
}
@ -1410,11 +1312,7 @@ impl Node {
}
pub fn new_inherited(doc: &Document) -> Node {
Node::new_inherited_with_flags(NodeFlags::new(), doc)
}
pub fn new_inherited_with_flags(flags: NodeFlags, doc: &Document) -> Node {
Node::new_(flags, Some(doc))
Node::new_(NodeFlags::new(), Some(doc))
}
#[allow(unrooted_must_root)]
@ -2527,53 +2425,6 @@ impl VirtualMethods for Node {
}
}
impl Node {
pub fn check_ancestors_disabled_state_for_form_control(&self) {
if self.get_disabled_state() { return; }
for ancestor in self.ancestors() {
let ancestor = ancestor;
let ancestor = ancestor.r();
if !ancestor.is_htmlfieldsetelement() { continue; }
if !ancestor.get_disabled_state() { continue; }
if ancestor.is_parent_of(self) {
self.set_disabled_state(true);
self.set_enabled_state(false);
return;
}
match ancestor.children()
.find(|child| child.r().is_htmllegendelement())
{
Some(ref legend) => {
// XXXabinader: should we save previous ancestor to avoid this iteration?
if self.ancestors().any(|ancestor| ancestor == *legend) { continue; }
},
None => ()
}
self.set_disabled_state(true);
self.set_enabled_state(false);
return;
}
}
pub fn check_parent_disabled_state_for_option(&self) {
if self.get_disabled_state() { return; }
if let Some(ref parent) = self.GetParentNode() {
if parent.r().is_htmloptgroupelement() && parent.r().get_disabled_state() {
self.set_disabled_state(true);
self.set_enabled_state(false);
}
}
}
pub fn check_disabled_attribute(&self) {
let elem = ElementCast::to_ref(self).unwrap();
let has_disabled_attrib = elem.has_attribute(&atom!("disabled"));
self.set_disabled_state(has_disabled_attrib);
self.set_enabled_state(!has_disabled_attrib);
}
}
/// A summary of the changes that happened to a node.
#[derive(Copy, Clone, PartialEq, HeapSizeOf)]
pub enum NodeDamage {