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Auto merge of #13056 - KiChjang:transition-event, r=mbrubeck

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Implement transition event and infrastructure

Fixes #10245.

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This commit is contained in:
bors-servo 2016-10-12 02:08:37 -05:00 • committed by GitHub
commit cd2f950de3
23 changed files with 199 additions and 61 deletions
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38
components/script/script_thread.rs
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@ -23,13 +23,17 @@ use devtools_traits::{ScriptToDevtoolsControlMsg, WorkerId};
use devtools_traits::CSSError;
use document_loader::DocumentLoader;
use dom::bindings::cell::DOMRefCell;
use dom::bindings::codegen::Bindings::CSSStyleDeclarationBinding::CSSStyleDeclarationMethods;
use dom::bindings::codegen::Bindings::DocumentBinding::{DocumentMethods, DocumentReadyState};
use dom::bindings::codegen::Bindings::EventBinding::EventInit;
use dom::bindings::codegen::Bindings::LocationBinding::LocationMethods;
use dom::bindings::codegen::Bindings::TransitionEventBinding::TransitionEventInit;
use dom::bindings::codegen::Bindings::WindowBinding::WindowMethods;
use dom::bindings::conversions::{ConversionResult, FromJSValConvertible, StringificationBehavior};
use dom::bindings::inheritance::Castable;
use dom::bindings::js::{JS, MutNullableHeap, Root, RootCollection};
use dom::bindings::js::{RootCollectionPtr, RootedReference};
use dom::bindings::num::Finite;
use dom::bindings::refcounted::Trusted;
use dom::bindings::reflector::Reflectable;
use dom::bindings::str::DOMString;
@ -47,6 +51,7 @@ use dom::serviceworkerregistration::ServiceWorkerRegistration;
use dom::servoparser::{ParserContext, ServoParser};
use dom::servoparser::html::{ParseContext, parse_html};
use dom::servoparser::xml::{self, parse_xml};
use dom::transitionevent::TransitionEvent;
use dom::uievent::UIEvent;
use dom::window::{ReflowReason, Window};
use dom::worker::TrustedWorkerAddress;
@ -65,6 +70,7 @@ use js::jsapi::{JSAutoCompartment, JSContext, JS_SetWrapObjectCallbacks};
use js::jsapi::{JSTracer, SetWindowProxyClass};
use js::jsval::UndefinedValue;
use js::rust::Runtime;
use layout_wrapper::ServoLayoutNode;
use mem::heap_size_of_self_and_children;
use msg::constellation_msg::{FrameType, LoadData, PipelineId, PipelineNamespace};
use msg::constellation_msg::{ReferrerPolicy, WindowSizeType};
@ -97,6 +103,7 @@ use std::sync::{Arc, Mutex};
use std::sync::atomic::{AtomicBool, Ordering};
use std::sync::mpsc::{Receiver, Select, Sender, channel};
use style::context::ReflowGoal;
use style::dom::{TNode, UnsafeNode};
use style::thread_state;
use task_source::TaskSource;
use task_source::dom_manipulation::{DOMManipulationTask, DOMManipulationTaskSource};
@ -917,6 +924,8 @@ impl ScriptThread {
self.handle_webdriver_msg(pipeline_id, msg),
ConstellationControlMsg::TickAllAnimations(pipeline_id) =>
self.handle_tick_all_animations(pipeline_id),
ConstellationControlMsg::TransitionEnd(unsafe_node, name, duration) =>
self.handle_transition_event(unsafe_node, name, duration),
ConstellationControlMsg::WebFontLoaded(pipeline_id) =>
self.handle_web_font_loaded(pipeline_id),
ConstellationControlMsg::DispatchFrameLoadEvent {
@ -1522,6 +1531,35 @@ impl ScriptThread {
document.run_the_animation_frame_callbacks();
}
/// Handles firing of transition events.
#[allow(unsafe_code)]
fn handle_transition_event(&self, unsafe_node: UnsafeNode, name: String, duration: f64) {
let node = unsafe { ServoLayoutNode::from_unsafe(&unsafe_node) };
let node = unsafe { node.get_jsmanaged().get_for_script() };
let window = window_from_node(node);
if let Some(el) = node.downcast::<Element>() {
if &*window.GetComputedStyle(el, None).Display() == "none" {
return;
}
}
let init = TransitionEventInit {
parent: EventInit {
bubbles: true,
cancelable: false,
},
propertyName: DOMString::from(name),
elapsedTime: Finite::new(duration as f32).unwrap(),
// FIXME: Handle pseudo-elements properly
pseudoElement: DOMString::new()
};
let transition_event = TransitionEvent::new(window.upcast(),
atom!("transitionend"),
&init);
transition_event.upcast::<Event>().fire(node.upcast());
}
/// Handles a Web font being loaded. Does nothing if the page no longer exists.
fn handle_web_font_loaded(&self, pipeline_id: PipelineId) {
if let Some(context) = self.find_child_context(pipeline_id) {