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Remove constellation round trip for subpage mapping in compositor.

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This makes use of the new functionality that allows iframes to generate their own pipeline IDs in order to remove any knowledge of subpage ids from the compositor.

(This is the first of several commits removing subpage from parts of servo).
This commit is contained in:
Glenn Watson 2015-10-07 11:18:42 +10:00
parent 5eb1c04e78
commit da881947e5
11 changed files with 47 additions and 139 deletions
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9
components/layout/wrapper.rs
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@ -37,7 +37,7 @@ use gfx::display_list::OpaqueNode;
use gfx::text::glyph::CharIndex;
use incremental::RestyleDamage;
use ipc_channel::ipc::IpcSender;
use msg::constellation_msg::{PipelineId, SubpageId};
use msg::constellation_msg::PipelineId;
use opaque_node::OpaqueNodeMethods;
use script::dom::attr::AttrValue;
use script::dom::bindings::codegen::InheritTypes::{CharacterDataCast, ElementCast};
@ -1011,14 +1011,13 @@ impl<'ln> ThreadSafeLayoutNode<'ln> {
}
}
/// If this node is an iframe element, returns its pipeline and subpage IDs. If this node is
/// If this node is an iframe element, returns its pipeline ID. If this node is
/// not an iframe element, fails.
pub fn iframe_pipeline_and_subpage_ids(&self) -> (PipelineId, SubpageId) {
pub fn iframe_pipeline_id(&self) -> PipelineId {
unsafe {
let iframe_element = HTMLIFrameElementCast::to_layout_js(self.get_jsmanaged())
.expect("not an iframe element!");
((*iframe_element.unsafe_get()).containing_page_pipeline_id().unwrap(),
(*iframe_element.unsafe_get()).subpage_id().unwrap())
(*iframe_element.unsafe_get()).pipeline_id().unwrap()
}
}
}