Use an Atom for Event.type

This commit is contained in:
David Zbarsky 2015-10-25 10:29:33 -07:00
parent 601169c0e5
commit 0070adb71f
5 changed files with 27 additions and 21 deletions

View file

@ -13,6 +13,7 @@ use dom::eventtarget::EventTarget;
use std::borrow::ToOwned;
use std::cell::Cell;
use std::default::Default;
use string_cache::Atom;
use time;
use util::str::DOMString;
@ -43,7 +44,7 @@ pub struct Event {
reflector_: Reflector,
current_target: MutNullableHeap<JS<EventTarget>>,
target: MutNullableHeap<JS<EventTarget>>,
type_: DOMRefCell<DOMString>,
type_: DOMRefCell<Atom>,
phase: Cell<EventPhase>,
canceled: Cell<bool>,
stop_propagation: Cell<bool>,
@ -62,7 +63,7 @@ impl Event {
reflector_: Reflector::new(),
current_target: Default::default(),
target: Default::default(),
type_: DOMRefCell::new("".to_owned()),
type_: DOMRefCell::new(atom!("")),
phase: Cell::new(EventPhase::None),
canceled: Cell::new(false),
stop_propagation: Cell::new(false),
@ -153,6 +154,11 @@ impl Event {
pub fn initialized(&self) -> bool {
self.initialized.get()
}
#[inline]
pub fn type_(&self) -> Atom {
self.type_.borrow().clone()
}
}
impl EventMethods for Event {
@ -163,7 +169,7 @@ impl EventMethods for Event {
// https://dom.spec.whatwg.org/#dom-event-type
fn Type(&self) -> DOMString {
self.type_.borrow().clone()
(*self.type_()).to_owned()
}
// https://dom.spec.whatwg.org/#dom-event-target
@ -229,7 +235,7 @@ impl EventMethods for Event {
self.canceled.set(false);
self.trusted.set(false);
self.target.set(None);
*self.type_.borrow_mut() = type_;
*self.type_.borrow_mut() = Atom::from_slice(&type_);
self.bubbles.set(bubbles);
self.cancelable.set(cancelable);
}

View file

@ -60,7 +60,7 @@ fn dispatch_to_listeners(event: &Event, target: &EventTarget, chain: &[&EventTar
_ => None,
};
let type_ = event.Type();
let type_ = event.type_();
/* capturing */
event.set_phase(EventPhase::Capturing);

View file

@ -19,7 +19,6 @@ use js::jsapi::{HandleObject, JSContext, RootedFunction};
use js::jsapi::{JSAutoCompartment, JSAutoRequest};
use js::rust::{AutoObjectVectorWrapper, CompileOptionsWrapper};
use libc::{c_char, size_t};
use std::borrow::ToOwned;
use std::collections::HashMap;
use std::collections::hash_map::Entry::{Occupied, Vacant};
use std::collections::hash_state::DefaultState;
@ -27,6 +26,7 @@ use std::default::Default;
use std::ffi::CString;
use std::rc::Rc;
use std::{intrinsics, ptr};
use string_cache::Atom;
use url::Url;
use util::mem::HeapSizeOf;
use util::str::DOMString;
@ -114,7 +114,7 @@ pub struct EventListenerEntry {
#[dom_struct]
pub struct EventTarget {
reflector_: Reflector,
handlers: DOMRefCell<HashMap<DOMString, Vec<EventListenerEntry>, DefaultState<FnvHasher>>>,
handlers: DOMRefCell<HashMap<Atom, Vec<EventListenerEntry>, DefaultState<FnvHasher>>>,
}
impl EventTarget {
@ -125,13 +125,13 @@ impl EventTarget {
}
}
pub fn get_listeners(&self, type_: &str) -> Option<Vec<EventListenerType>> {
pub fn get_listeners(&self, type_: &Atom) -> Option<Vec<EventListenerType>> {
self.handlers.borrow().get(type_).map(|listeners| {
listeners.iter().map(|entry| entry.listener.clone()).collect()
})
}
pub fn get_listeners_for(&self, type_: &str, desired_phase: ListenerPhase)
pub fn get_listeners_for(&self, type_: &Atom, desired_phase: ListenerPhase)
-> Option<Vec<EventListenerType>> {
self.handlers.borrow().get(type_).map(|listeners| {
let filtered = listeners.iter().filter(|entry| entry.phase == desired_phase);
@ -150,8 +150,8 @@ impl EventTarget {
}
pub fn set_inline_event_listener(&self,
ty: DOMString,
listener: Option<Rc<EventHandler>>) {
ty: Atom,
listener: Option<Rc<EventHandler>>) {
let mut handlers = self.handlers.borrow_mut();
let entries = match handlers.entry(ty) {
Occupied(entry) => entry.into_mut(),
@ -185,9 +185,9 @@ impl EventTarget {
}
}
pub fn get_inline_event_listener(&self, ty: DOMString) -> Option<Rc<EventHandler>> {
pub fn get_inline_event_listener(&self, ty: &Atom) -> Option<Rc<EventHandler>> {
let handlers = self.handlers.borrow();
let entries = handlers.get(&ty);
let entries = handlers.get(ty);
entries.and_then(|entries| entries.iter().filter_map(|entry| {
match entry.listener {
EventListenerType::Inline(ref handler) => Some(handler.clone()),
@ -243,11 +243,11 @@ impl EventTarget {
{
let event_listener = listener.map(|listener|
EventHandlerNonNull::new(listener.callback()));
self.set_inline_event_listener(ty.to_owned(), event_listener);
self.set_inline_event_listener(Atom::from_slice(ty), event_listener);
}
pub fn get_event_handler_common<T: CallbackContainer>(&self, ty: &str) -> Option<Rc<T>> {
let listener = self.get_inline_event_listener(ty.to_owned());
let listener = self.get_inline_event_listener(&Atom::from_slice(ty));
listener.map(|listener| CallbackContainer::new(listener.parent.callback()))
}
@ -265,7 +265,7 @@ impl EventTargetMethods for EventTarget {
match listener {
Some(listener) => {
let mut handlers = self.handlers.borrow_mut();
let entry = match handlers.entry(ty) {
let entry = match handlers.entry(Atom::from_slice(&ty)) {
Occupied(entry) => entry.into_mut(),
Vacant(entry) => entry.insert(vec!()),
};
@ -291,7 +291,7 @@ impl EventTargetMethods for EventTarget {
match listener {
Some(ref listener) => {
let mut handlers = self.handlers.borrow_mut();
let entry = handlers.get_mut(&ty);
let entry = handlers.get_mut(&Atom::from_slice(&ty));
for entry in entry {
let phase = if capture { ListenerPhase::Capturing } else { ListenerPhase::Bubbling };
let old_entry = EventListenerEntry {

View file

@ -607,7 +607,7 @@ impl VirtualMethods for HTMLInputElement {
s.handle_event(event);
}
if &*event.Type() == "click" && !event.DefaultPrevented() {
if event.type_() == atom!("click") && !event.DefaultPrevented() {
match self.input_type.get() {
InputType::InputRadio => self.update_checked_state(true, true),
_ => {}
@ -619,7 +619,7 @@ impl VirtualMethods for HTMLInputElement {
//TODO: set the editing position for text inputs
document_from_node(self).request_focus(self.upcast());
} else if &*event.Type() == "keydown" && !event.DefaultPrevented() &&
} else if event.type_() == atom!("keydown") && !event.DefaultPrevented() &&
(self.input_type.get() == InputType::InputText ||
self.input_type.get() == InputType::InputPassword) {
if let Some(keyevent) = event.downcast::<KeyboardEvent>() {

View file

@ -323,11 +323,11 @@ impl VirtualMethods for HTMLTextAreaElement {
s.handle_event(event);
}
if &*event.Type() == "click" && !event.DefaultPrevented() {
if event.type_() == atom!("click") && !event.DefaultPrevented() {
//TODO: set the editing position for text inputs
document_from_node(self).request_focus(self.upcast());
} else if &*event.Type() == "keydown" && !event.DefaultPrevented() {
} else if event.type_() == atom!("keydown") && !event.DefaultPrevented() {
if let Some(kevent) = event.downcast::<KeyboardEvent>() {
match self.textinput.borrow_mut().handle_keydown(kevent) {
KeyReaction::TriggerDefaultAction => (),