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Bug 1349651 - stylo: Implement HasAuthorSpecifiedRules.

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This commit is contained in:
Matt Brubeck 2017-05-09 09:54:24 -07:00
parent 121662aa57
commit 32d37795a2
8 changed files with 376 additions and 28 deletions
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28
components/style/gecko/arc_types.rs
View file

@ -9,6 +9,7 @@
#![allow(non_snake_case, missing_docs)]
use gecko_bindings::bindings::{RawServoMediaList, RawServoMediaRule, RawServoNamespaceRule, RawServoPageRule};
use gecko_bindings::bindings::{RawServoRuleNode, RawServoRuleNodeStrong};
use gecko_bindings::bindings::{RawServoStyleSheet, RawServoImportRule, RawServoSupportsRule};
use gecko_bindings::bindings::{ServoComputedValues, ServoCssRules};
use gecko_bindings::structs::{RawServoDeclarationBlock, RawServoStyleRule};
@ -17,7 +18,9 @@ use gecko_bindings::sugar::ownership::{HasArcFFI, HasFFI};
use media_queries::MediaList;
use properties::{ComputedValues, PropertyDeclarationBlock};
use properties::animated_properties::AnimationValue;
use rule_tree::StrongRuleNode;
use shared_lock::Locked;
use std::{mem, ptr};
use stylesheets::{CssRules, Stylesheet, StyleRule, ImportRule, MediaRule};
use stylesheets::{NamespaceRule, PageRule, SupportsRule};
@ -75,3 +78,28 @@ impl_arc_ffi!(Locked<PageRule> => RawServoPageRule
impl_arc_ffi!(Locked<SupportsRule> => RawServoSupportsRule
[Servo_SupportsRule_AddRef, Servo_SupportsRule_Release]);
// RuleNode is a Arc-like type but it does not use Arc.
impl StrongRuleNode {
pub fn into_strong(self) -> RawServoRuleNodeStrong {
let ptr = self.ptr();
mem::forget(self);
unsafe { mem::transmute(ptr) }
}
pub fn from_ffi<'a>(ffi: &'a &RawServoRuleNode) -> &'a Self {
unsafe { &*(ffi as *const &RawServoRuleNode as *const StrongRuleNode) }
}
}
#[no_mangle]
pub unsafe extern "C" fn Servo_RuleNode_AddRef(obj: &RawServoRuleNode) {
mem::forget(StrongRuleNode::from_ffi(&obj).clone());
}
#[no_mangle]
pub unsafe extern "C" fn Servo_RuleNode_Release(obj: &RawServoRuleNode) {
let ptr = StrongRuleNode::from_ffi(&obj);
ptr::read(ptr as *const StrongRuleNode);
}

23
components/style/gecko/generated/bindings.rs
View file

@ -250,6 +250,11 @@ pub type RawServoSupportsRuleBorrowed<'a> = &'a RawServoSupportsRule;
pub type RawServoSupportsRuleBorrowedOrNull<'a> = Option<&'a RawServoSupportsRule>;
enum RawServoSupportsRuleVoid { }
pub struct RawServoSupportsRule(RawServoSupportsRuleVoid);
pub type RawServoRuleNodeStrong = ::gecko_bindings::sugar::ownership::Strong<RawServoRuleNode>;
pub type RawServoRuleNodeBorrowed<'a> = &'a RawServoRuleNode;
pub type RawServoRuleNodeBorrowedOrNull<'a> = Option<&'a RawServoRuleNode>;
enum RawServoRuleNodeVoid { }
pub struct RawServoRuleNode(RawServoRuleNodeVoid);
pub type RawServoStyleSetOwned = ::gecko_bindings::sugar::ownership::Owned<RawServoStyleSet>;
pub type RawServoStyleSetOwnedOrNull = ::gecko_bindings::sugar::ownership::OwnedOrNull<RawServoStyleSet>;
pub type RawServoStyleSetBorrowed<'a> = &'a RawServoStyleSet;
@ -411,6 +416,12 @@ extern "C" {
extern "C" {
pub fn Servo_SupportsRule_Release(ptr: RawServoSupportsRuleBorrowed);
}
extern "C" {
pub fn Servo_RuleNode_AddRef(ptr: RawServoRuleNodeBorrowed);
}
extern "C" {
pub fn Servo_RuleNode_Release(ptr: RawServoRuleNodeBorrowed);
}
extern "C" {
pub fn Servo_StyleSet_Drop(ptr: RawServoStyleSetOwned);
}
@ -2183,6 +2194,18 @@ extern "C" {
set: RawServoStyleSetBorrowed)
-> ServoComputedValuesStrong;
}
extern "C" {
pub fn Servo_ResolveRuleNode(element: RawGeckoElementBorrowed,
pseudo_tag: *mut nsIAtom,
set: RawServoStyleSetBorrowed)
-> RawServoRuleNodeStrong;
}
extern "C" {
pub fn Servo_HasAuthorSpecifiedRules(rule_node: RawServoRuleNodeBorrowed,
element: RawGeckoElementBorrowed,
rule_type_mask: u32,
author_colors_allowed: bool) -> bool;
}
extern "C" {
pub fn Servo_ResolveStyleLazily(element: RawGeckoElementBorrowed,
pseudo_tag: *mut nsIAtom,

4
components/style/gecko/generated/structs_debug.rs
View file

@ -1126,6 +1126,10 @@ pub mod root {
pub const kNameSpaceID_disabled_SVG: ::std::os::raw::c_uint = 12;
pub const kNameSpaceID_LastBuiltin: ::std::os::raw::c_uint = 12;
pub const kNameSpaceID_Wildcard: ::std::os::raw::c_int = -2147483648;
pub const NS_AUTHOR_SPECIFIED_BACKGROUND: ::std::os::raw::c_uint = 1;
pub const NS_AUTHOR_SPECIFIED_BORDER: ::std::os::raw::c_uint = 2;
pub const NS_AUTHOR_SPECIFIED_PADDING: ::std::os::raw::c_uint = 4;
pub const NS_AUTHOR_SPECIFIED_TEXT_SHADOW: ::std::os::raw::c_uint = 8;
pub const NS_STYLE_INHERIT_MASK: ::std::os::raw::c_uint = 16777215;
pub const NS_STYLE_HAS_TEXT_DECORATION_LINES: ::std::os::raw::c_uint =
16777216;

4
components/style/gecko/generated/structs_release.rs
View file

@ -1126,6 +1126,10 @@ pub mod root {
pub const kNameSpaceID_disabled_SVG: ::std::os::raw::c_uint = 12;
pub const kNameSpaceID_LastBuiltin: ::std::os::raw::c_uint = 12;
pub const kNameSpaceID_Wildcard: ::std::os::raw::c_int = -2147483648;
pub const NS_AUTHOR_SPECIFIED_BACKGROUND: ::std::os::raw::c_uint = 1;
pub const NS_AUTHOR_SPECIFIED_BORDER: ::std::os::raw::c_uint = 2;
pub const NS_AUTHOR_SPECIFIED_PADDING: ::std::os::raw::c_uint = 4;
pub const NS_AUTHOR_SPECIFIED_TEXT_SHADOW: ::std::os::raw::c_uint = 8;
pub const NS_STYLE_INHERIT_MASK: ::std::os::raw::c_uint = 16777215;
pub const NS_STYLE_HAS_TEXT_DECORATION_LINES: ::std::os::raw::c_uint =
16777216;