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Implement get_style_data() methods.

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Ms2ger 2016-06-15 00:24:51 +01:00
parent bea96f60e3
commit 72632ac16d
1 changed files with 16 additions and 0 deletions
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16
components/layout/wrapper.rs
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@ -79,6 +79,8 @@ pub trait LayoutNode: TNode {
/// Returns the type ID of this node.
fn type_id(&self) -> NodeTypeId;
fn get_style_data(&self) -> Option<&RefCell<PartialStyleAndLayoutData>>;
/// Similar to borrow_data*, but returns the full PrivateLayoutData rather
/// than only the PrivateStyleData.
unsafe fn borrow_layout_data_unchecked(&self) -> Option<*const PrivateLayoutData>;
@ -292,6 +294,14 @@ impl<'ln> LayoutNode for ServoLayoutNode<'ln> {
}
}
fn get_style_data(&self) -> Option<&RefCell<PartialStyleAndLayoutData>> {
unsafe {
self.get_jsmanaged().get_style_and_layout_data().map(|d| {
&**d.ptr
})
}
}
unsafe fn borrow_layout_data_unchecked(&self) -> Option<*const PrivateLayoutData> {
self.get_jsmanaged().get_style_and_layout_data().map(|opaque| {
let container = *opaque.ptr as NonOpaqueStyleAndLayoutData;
@ -932,6 +942,8 @@ pub trait ThreadSafeLayoutNode: Clone + Copy + Sized + PartialEq {
fn layer_id_for_overflow_scroll(&self) -> LayerId {
LayerId::new_of_type(LayerType::OverflowScroll, self.opaque().id() as usize)
}
fn get_style_data(&self) -> Option<&RefCell<PartialStyleAndLayoutData>>;
}
// This trait is only public so that it can be implemented by the gecko wrapper.
@ -1159,6 +1171,10 @@ impl<'ln> ThreadSafeLayoutNode for ServoThreadSafeLayoutNode<'ln> {
self.get_jsmanaged().downcast::<Element>().unwrap().get_colspan()
}
}
fn get_style_data(&self) -> Option<&RefCell<PartialStyleAndLayoutData>> {
self.node.get_style_data()
}
}
pub struct ThreadSafeLayoutNodeChildrenIterator<ConcreteNode: ThreadSafeLayoutNode> {