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Bug 1322945 - Improve ergonomics and share more code for style crate DOM tree logging. r=heycam

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MozReview-Commit-ID: 4Fy3ujpI4n2
This commit is contained in:
Bobby Holley 2016-12-12 15:36:41 -08:00
parent 3a56954069
commit 61eadbe7f1
5 changed files with 113 additions and 83 deletions
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29
components/style/gecko/wrapper.rs
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@ -50,6 +50,20 @@ use stylist::ApplicableDeclarationBlock;
#[derive(Clone, Copy)]
pub struct GeckoNode<'ln>(pub &'ln RawGeckoNode);
impl<'ln> fmt::Debug for GeckoNode<'ln> {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
if let Some(el) = self.as_element() {
el.fmt(f)
} else {
if self.is_text_node() {
write!(f, "<text node> ({:#x})", self.opaque().0)
} else {
write!(f, "<non-text node> ({:#x})", self.opaque().0)
}
}
}
}
impl<'ln> GeckoNode<'ln> {
fn from_content(content: &'ln nsIContent) -> Self {
GeckoNode(&content._base)
@ -102,19 +116,6 @@ impl<'ln> TNode for GeckoNode<'ln> {
GeckoNode(&*(n.0 as *mut RawGeckoNode))
}
fn dump(self) {
if self.is_text_node() {
println!("Text ({:?})", &self.0 as *const _);
} else {
let el = self.as_element().unwrap();
println!("Element {} ({:?})", el.get_local_name(), &el.0 as *const _);
}
}
fn dump_style(self) {
unimplemented!()
}
fn children(self) -> LayoutIterator<GeckoChildrenIterator<'ln>> {
let maybe_iter = unsafe { Gecko_MaybeCreateStyleChildrenIterator(self.0) };
if let Some(iter) = maybe_iter.into_owned_opt() {
@ -211,7 +212,7 @@ impl<'le> fmt::Debug for GeckoElement<'le> {
if let Some(id) = self.get_id() {
try!(write!(f, " id={}", id));
}
write!(f, "> ({:?})", self.0 as *const _)
write!(f, "> ({:#x})", self.as_node().opaque().0)
}
}