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Make mouse_over_targets a RootedVec

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This commit is contained in:
Bogdan Cuza 2015-04-10 17:02:00 +03:00
parent 40ee41ca92
commit e0724ec9a9
2 changed files with 17 additions and 13 deletions
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22
components/script/dom/document.rs
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@ -231,7 +231,7 @@ pub trait DocumentHelpers<'a> {
fn handle_mouse_move_event(self,
js_runtime: *mut JSRuntime,
point: Point2D<f32>,
prev_mouse_over_targets: &mut Vec<JS<Node>>);
prev_mouse_over_targets: &mut RootedVec<JS<Node>>);
fn set_current_script(self, script: Option<JSRef<HTMLScriptElement>>);
fn trigger_mozbrowser_event(self, event: MozBrowserEvent);
@ -562,17 +562,18 @@ impl<'a> DocumentHelpers<'a> for JSRef<'a, Document> {
fn handle_mouse_move_event(self,
js_runtime: *mut JSRuntime,
point: Point2D<f32>,
prev_mouse_over_targets: &mut Vec<JS<Node>>) {
prev_mouse_over_targets: &mut RootedVec<JS<Node>>) {
// Build a list of elements that are currently under the mouse.
let mouse_over_addresses = self.get_nodes_under_mouse(&point);
let mouse_over_targets: Vec<JS<Node>> = mouse_over_addresses.iter()
.filter_map(|node_address| {
let mut mouse_over_targets: RootedVec<JS<Node>> = RootedVec::new();
for node_address in mouse_over_addresses.iter() {
let node = node::from_untrusted_node_address(js_runtime, *node_address);
node.root().r().inclusive_ancestors()
.map(|node| node.root())
.find(|node| node.r().is_element())
.map(|node| JS::from_rooted(node.r()))
}).collect();
mouse_over_targets.push(node.root().r().inclusive_ancestors()
.map(|node| node.root())
.find(|node| node.r()
.is_element())
.map(|node| JS::from_rooted(node.r())).unwrap());
};
// Remove hover from any elements in the previous list that are no longer
// under the mouse.
@ -619,7 +620,8 @@ impl<'a> DocumentHelpers<'a> for JSRef<'a, Document> {
}
// Store the current mouse over targets for next frame
*prev_mouse_over_targets = mouse_over_targets;
prev_mouse_over_targets.clear();
prev_mouse_over_targets.append(&mut *mouse_over_targets);
let window = self.window.root();
window.r().reflow(ReflowGoal::ForDisplay,