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This is implement Hover Event. If over element, currently full reflow. after PR, will make partial reflow.

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This commit is contained in:
HyunJune Kim 2014-02-05 18:01:13 +09:00
parent d2f8b593a9
commit c8d503898a
14 changed files with 171 additions and 20 deletions
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45
src/components/main/layout/layout_task.rs
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@ -35,9 +35,9 @@ use script::dom::node::{ElementNodeTypeId, LayoutDataRef};
use script::dom::element::{HTMLBodyElementTypeId, HTMLHtmlElementTypeId};
use script::layout_interface::{AddStylesheetMsg, ContentBoxQuery};
use script::layout_interface::{ContentBoxesQuery, ContentBoxesResponse, ExitNowMsg, LayoutQuery};
use script::layout_interface::{HitTestQuery, ContentBoxResponse, HitTestResponse};
use script::layout_interface::{HitTestQuery, ContentBoxResponse, HitTestResponse, MouseOverQuery, MouseOverResponse};
use script::layout_interface::{ContentChangedDocumentDamage, LayoutChan, Msg, PrepareToExitMsg};
use script::layout_interface::{QueryMsg, ReapLayoutDataMsg, Reflow, ReflowDocumentDamage};
use script::layout_interface::{QueryMsg, ReapLayoutDataMsg, Reflow, ReflowDocumentDamage, UntrustedNodeAddress};
use script::layout_interface::{ReflowForDisplay, ReflowMsg};
use script::script_task::{ReflowCompleteMsg, ScriptChan, SendEventMsg};
use servo_msg::constellation_msg::{ConstellationChan, PipelineId};
@ -753,7 +753,6 @@ impl LayoutTask {
.to_untrusted_node_address()))
}
}
let ret: Option<HitTestResponse> = None;
ret
}
@ -769,6 +768,46 @@ impl LayoutTask {
reply_chan.send(Err(()));
}
MouseOverQuery(_, point, reply_chan) => {
fn mouse_over_test(x: Au, y: Au, list: &[DisplayItem<OpaqueNode>], result: &mut ~[UntrustedNodeAddress]) {
for item in list.rev_iter() {
match *item {
ClipDisplayItemClass(ref cc) => {
mouse_over_test(x, y, cc.child_list, result);
}
_ => {}
}
}
for item in list.rev_iter() {
let bounds = item.bounds();
// TODO(tikue): This check should really be performed by a method of
// DisplayItem.
if x < bounds.origin.x + bounds.size.width &&
bounds.origin.x <= x &&
y < bounds.origin.y + bounds.size.height &&
bounds.origin.y <= y {
result.push(item.base()
.extra
.to_untrusted_node_address());
}
}
}
let mut mouse_over_list:~[UntrustedNodeAddress] = ~[];
for display_list in self.display_list_collection.as_ref().unwrap().get().lists.rev_iter() {
let (x, y) = (Au::from_frac_px(point.x as f64),
Au::from_frac_px(point.y as f64));
mouse_over_test(x,y,display_list.list, &mut mouse_over_list);
}
if mouse_over_list.is_empty() {
reply_chan.send(Err(()));
} else {
reply_chan.send(Ok(MouseOverResponse(mouse_over_list)));
}
}
}
}