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Move selector matching to an external library, for use outside Servo.

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This commit is contained in:
Simon Sapin 2015-02-21 20:58:11 +01:00
parent 2e1adb3fa6
commit 2a50755c8a
26 changed files with 136 additions and 2896 deletions
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49
components/style/node.rs
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@ -7,56 +7,9 @@
use cssparser::RGBA;
use legacy::{IntegerAttribute, LengthAttribute, SimpleColorAttribute, UnsignedIntegerAttribute};
use selectors::AttrSelector;
use util::str::LengthOrPercentageOrAuto;
use string_cache::{Atom, Namespace};
pub trait TNode<'a, E: TElement<'a>> : Clone + Copy {
fn parent_node(self) -> Option<Self>;
fn first_child(self) -> Option<Self>;
fn last_child(self) -> Option<Self>;
fn prev_sibling(self) -> Option<Self>;
fn next_sibling(self) -> Option<Self>;
fn is_document(self) -> bool;
fn is_element(self) -> bool;
fn as_element(self) -> E;
fn match_attr<F>(self, attr: &AttrSelector, test: F) -> bool where F: Fn(&str) -> bool;
fn is_html_element_in_html_document(self) -> bool;
fn has_changed(self) -> bool;
unsafe fn set_changed(self, value: bool);
fn is_dirty(self) -> bool;
unsafe fn set_dirty(self, value: bool);
fn has_dirty_siblings(self) -> bool;
unsafe fn set_dirty_siblings(self, value: bool);
fn has_dirty_descendants(self) -> bool;
unsafe fn set_dirty_descendants(self, value: bool);
}
pub trait TElement<'a> : Copy {
fn get_attr(self, namespace: &Namespace, attr: &Atom) -> Option<&'a str>;
fn get_attrs(self, attr: &Atom) -> Vec<&'a str>;
fn get_link(self) -> Option<&'a str>;
fn get_local_name(self) -> &'a Atom;
fn get_namespace(self) -> &'a Namespace;
fn get_hover_state(self) -> bool;
fn get_id(self) -> Option<Atom>;
fn get_disabled_state(self) -> bool;
fn get_enabled_state(self) -> bool;
fn get_checked_state(self) -> bool;
fn get_indeterminate_state(self) -> bool;
fn has_class(self, name: &Atom) -> bool;
fn has_nonzero_border(self) -> bool;
// Ordinarily I wouldn't use callbacks like this, but the alternative is
// really messy, since there is a `JSRef` and a `RefCell` involved. Maybe
// in the future when we have associated types and/or a more convenient
// JS GC story... --pcwalton
fn each_class<F>(self, callback: F) where F: FnMut(&Atom);
}
pub use selectors::tree::{TNode, TElement};
pub trait TElementAttributes : Copy {
fn get_length_attribute(self, attribute: LengthAttribute) -> LengthOrPercentageOrAuto;