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Implement JSManaged for DOM objects.

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This commit is contained in:
Josh Matthews 2013-11-30 21:04:49 +01:00
parent 061269f963
commit 625325434b
137 changed files with 3644 additions and 2778 deletions
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71
src/components/script/dom/eventdispatcher.rs
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@ -3,50 +3,57 @@
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
use dom::bindings::callback::eReportExceptions;
use dom::eventtarget::{AbstractEventTarget, Capturing, Bubbling};
use dom::event::{AbstractEvent, Phase_At_Target, Phase_None, Phase_Bubbling, Phase_Capturing};
use dom::node::AbstractNode;
use dom::bindings::codegen::InheritTypes::{EventTargetCast, NodeCast, NodeDerived};
use dom::bindings::js::JS;
use dom::eventtarget::{Capturing, Bubbling, EventTarget};
use dom::event::{Event, Phase_At_Target, Phase_None, Phase_Bubbling, Phase_Capturing};
use dom::node::{Node, NodeHelpers};
// See http://dom.spec.whatwg.org/#concept-event-dispatch for the full dispatch algorithm
pub fn dispatch_event(target: AbstractEventTarget,
pseudo_target: Option<AbstractEventTarget>,
event: AbstractEvent) -> bool {
assert!(!event.event().dispatching);
pub fn dispatch_event(target: &JS<EventTarget>,
pseudo_target: Option<JS<EventTarget>>,
event: &mut JS<Event>) -> bool {
assert!(!event.get().dispatching);
{
let event = event.mut_event();
event.target = Some(pseudo_target.unwrap_or(target));
let event = event.get_mut();
event.target = match pseudo_target {
Some(pseudo_target) => Some(pseudo_target),
None => Some(target.clone())
};
event.dispatching = true;
}
let type_ = event.event().type_.clone();
let type_ = event.get().type_.clone();
let mut chain = ~[];
//TODO: no chain if not participating in a tree
if target.is_node() {
for ancestor in AbstractNode::from_eventtarget(target).ancestors() {
chain.push(AbstractEventTarget::from_node(ancestor));
if target.get().is_node() {
let target_node: JS<Node> = NodeCast::to(target);
for ancestor in target_node.ancestors() {
let ancestor_target: JS<EventTarget> = EventTargetCast::from(&ancestor);
chain.push(ancestor_target);
}
}
event.mut_event().phase = Phase_Capturing;
event.get_mut().phase = Phase_Capturing;
//FIXME: The "callback this value" should be currentTarget
/* capturing */
for &cur_target in chain.rev_iter() {
let stopped = match cur_target.eventtarget().get_listeners_for(type_, Capturing) {
for cur_target in chain.rev_iter() {
let stopped = match cur_target.get().get_listeners_for(type_, Capturing) {
Some(listeners) => {
event.mut_event().current_target = Some(cur_target);
event.get_mut().current_target = Some(cur_target.clone());
for listener in listeners.iter() {
listener.HandleEvent__(event, eReportExceptions);
if event.event().stop_immediate {
if event.get().stop_immediate {
break;
}
}
event.propagation_stopped()
event.get().stop_propagation
}
None => false
};
@ -57,18 +64,18 @@ pub fn dispatch_event(target: AbstractEventTarget,
}
/* at target */
if !event.propagation_stopped() {
if !event.get().stop_propagation {
{
let event = event.mut_event();
let event = event.get_mut();
event.phase = Phase_At_Target;
event.current_target = Some(target);
event.current_target = Some(target.clone());
}
let opt_listeners = target.eventtarget().get_listeners(type_);
let opt_listeners = target.get().get_listeners(type_);
for listeners in opt_listeners.iter() {
for listener in listeners.iter() {
listener.HandleEvent__(event, eReportExceptions);
if event.event().stop_immediate {
if event.get().stop_immediate {
break;
}
}
@ -76,22 +83,22 @@ pub fn dispatch_event(target: AbstractEventTarget,
}
/* bubbling */
if event.bubbles() && !event.propagation_stopped() {
event.mut_event().phase = Phase_Bubbling;
if event.get().bubbles && !event.get().stop_propagation {
event.get_mut().phase = Phase_Bubbling;
for &cur_target in chain.iter() {
let stopped = match cur_target.eventtarget().get_listeners_for(type_, Bubbling) {
for cur_target in chain.iter() {
let stopped = match cur_target.get().get_listeners_for(type_, Bubbling) {
Some(listeners) => {
event.mut_event().current_target = Some(cur_target);
event.get_mut().current_target = Some(cur_target.clone());
for listener in listeners.iter() {
listener.HandleEvent__(event, eReportExceptions);
if event.event().stop_immediate {
if event.get().stop_immediate {
break;
}
}
event.propagation_stopped()
event.get().stop_propagation
}
None => false
};
@ -101,7 +108,7 @@ pub fn dispatch_event(target: AbstractEventTarget,
}
}
let event = event.mut_event();
let event = event.get_mut();
event.dispatching = false;
event.phase = Phase_None;
event.current_target = None;