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1327ebd52f
It could be used to have mutable JSVal fields without GC barriers. With the removal of that trait, MutHeap and MutNullableHeap can respectively be replaced by MutJS and MutNullableJS.
121 lines
4.1 KiB
Rust
121 lines
4.1 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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use dom::bindings::codegen::Bindings::TouchEventBinding;
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use dom::bindings::codegen::Bindings::TouchEventBinding::TouchEventMethods;
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use dom::bindings::codegen::Bindings::UIEventBinding::UIEventMethods;
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use dom::bindings::inheritance::Castable;
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use dom::bindings::js::{MutJS, Root};
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use dom::bindings::reflector::reflect_dom_object;
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use dom::bindings::str::DOMString;
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use dom::event::{EventBubbles, EventCancelable};
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use dom::touchlist::TouchList;
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use dom::uievent::UIEvent;
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use dom::window::Window;
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use std::cell::Cell;
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#[dom_struct]
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pub struct TouchEvent {
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uievent: UIEvent,
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touches: MutJS<TouchList>,
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target_touches: MutJS<TouchList>,
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changed_touches: MutJS<TouchList>,
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alt_key: Cell<bool>,
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meta_key: Cell<bool>,
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ctrl_key: Cell<bool>,
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shift_key: Cell<bool>,
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}
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impl TouchEvent {
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fn new_inherited(touches: &TouchList,
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changed_touches: &TouchList,
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target_touches: &TouchList) -> TouchEvent {
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TouchEvent {
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uievent: UIEvent::new_inherited(),
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touches: MutJS::new(touches),
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target_touches: MutJS::new(target_touches),
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changed_touches: MutJS::new(changed_touches),
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ctrl_key: Cell::new(false),
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shift_key: Cell::new(false),
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alt_key: Cell::new(false),
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meta_key: Cell::new(false),
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}
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}
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pub fn new_uninitialized(window: &Window,
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touches: &TouchList,
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changed_touches: &TouchList,
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target_touches: &TouchList) -> Root<TouchEvent> {
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reflect_dom_object(box TouchEvent::new_inherited(touches, changed_touches, target_touches),
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window,
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TouchEventBinding::Wrap)
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}
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pub fn new(window: &Window,
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type_: DOMString,
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can_bubble: EventBubbles,
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cancelable: EventCancelable,
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view: Option<&Window>,
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detail: i32,
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touches: &TouchList,
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changed_touches: &TouchList,
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target_touches: &TouchList,
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ctrl_key: bool,
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alt_key: bool,
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shift_key: bool,
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meta_key: bool) -> Root<TouchEvent> {
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let ev = TouchEvent::new_uninitialized(window, touches, changed_touches, target_touches);
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ev.upcast::<UIEvent>().InitUIEvent(type_,
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bool::from(can_bubble),
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bool::from(cancelable),
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view, detail);
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ev.ctrl_key.set(ctrl_key);
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ev.alt_key.set(alt_key);
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ev.shift_key.set(shift_key);
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ev.meta_key.set(meta_key);
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ev
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}
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}
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impl<'a> TouchEventMethods for &'a TouchEvent {
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/// https://w3c.github.io/touch-events/#widl-TouchEvent-ctrlKey
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fn CtrlKey(&self) -> bool {
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self.ctrl_key.get()
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}
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/// https://w3c.github.io/touch-events/#widl-TouchEvent-shiftKey
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fn ShiftKey(&self) -> bool {
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self.shift_key.get()
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}
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/// https://w3c.github.io/touch-events/#widl-TouchEvent-altKey
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fn AltKey(&self) -> bool {
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self.alt_key.get()
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}
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/// https://w3c.github.io/touch-events/#widl-TouchEvent-metaKey
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fn MetaKey(&self) -> bool {
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self.meta_key.get()
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}
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/// https://w3c.github.io/touch-events/#widl-TouchEventInit-touches
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fn Touches(&self) -> Root<TouchList> {
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self.touches.get()
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}
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/// https://w3c.github.io/touch-events/#widl-TouchEvent-targetTouches
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fn TargetTouches(&self) -> Root<TouchList> {
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self.target_touches.get()
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}
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/// https://w3c.github.io/touch-events/#widl-TouchEvent-changedTouches
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fn ChangedTouches(&self) -> Root<TouchList> {
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self.changed_touches.get()
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}
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/// https://dom.spec.whatwg.org/#dom-event-istrusted
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fn IsTrusted(&self) -> bool {
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self.uievent.IsTrusted()
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}
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}
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