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Split out is_element and is_text_node into a helper trait.

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This commit is contained in:
Bobby Holley 2016-09-20 16:51:48 -07:00
parent 66c736194d
commit e6bbff110a
6 changed files with 50 additions and 39 deletions
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33
components/script/layout_wrapper.rs
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@ -58,7 +58,7 @@ use style::attr::AttrValue;
use style::computed_values::display;
use style::context::SharedStyleContext;
use style::data::PrivateStyleData;
use style::dom::{OpaqueNode, PresentationalHintsSynthetizer, TDocument, TElement, TNode, UnsafeNode};
use style::dom::{NodeInfo, OpaqueNode, PresentationalHintsSynthetizer, TDocument, TElement, TNode, UnsafeNode};
use style::element_state::*;
use style::properties::{ComputedValues, PropertyDeclarationBlock};
use style::refcell::{Ref, RefCell, RefMut};
@ -111,6 +111,18 @@ impl<'ln> ServoLayoutNode<'ln> {
}
}
impl<'ln> NodeInfo for ServoLayoutNode<'ln> {
fn is_element(&self) -> bool {
unsafe {
self.node.is_element_for_layout()
}
}
fn is_text_node(&self) -> bool {
self.script_type_id() == NodeTypeId::CharacterData(CharacterDataTypeId::Text)
}
}
impl<'ln> TNode for ServoLayoutNode<'ln> {
type ConcreteElement = ServoLayoutElement<'ln>;
type ConcreteDocument = ServoLayoutDocument<'ln>;
@ -128,16 +140,6 @@ impl<'ln> TNode for ServoLayoutNode<'ln> {
transmute(node)
}
fn is_text_node(&self) -> bool {
self.script_type_id() == NodeTypeId::CharacterData(CharacterDataTypeId::Text)
}
fn is_element(&self) -> bool {
unsafe {
self.node.is_element_for_layout()
}
}
fn dump(self) {
self.dump_indent(0);
}
@ -727,6 +729,15 @@ impl<'ln> ServoThreadSafeLayoutNode<'ln> {
}
}
impl<'ln> NodeInfo for ServoThreadSafeLayoutNode<'ln> {
fn is_element(&self) -> bool {
if let Some(LayoutNodeType::Element(_)) = self.type_id() { true } else { false }
}
fn is_text_node(&self) -> bool {
if let Some(LayoutNodeType::Text) = self.type_id() { true } else { false }
}
}
impl<'ln> ThreadSafeLayoutNode for ServoThreadSafeLayoutNode<'ln> {
type ConcreteThreadSafeLayoutElement = ServoThreadSafeLayoutElement<'ln>;
type ChildrenIterator = ThreadSafeLayoutNodeChildrenIterator<Self>;