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Implement CSSOM support for @supports.

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This commit is contained in:
Xidorn Quan 2017-04-28 09:10:06 +08:00
parent f19b9763cf
commit 767e10b29d
2 changed files with 23 additions and 3 deletions
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18
ports/geckolib/glue.rs
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@ -36,6 +36,7 @@ use style::gecko_bindings::bindings::{RawServoPageRule, RawServoPageRuleBorrowed
use style::gecko_bindings::bindings::{RawServoStyleSetBorrowed, RawServoStyleSetOwned};
use style::gecko_bindings::bindings::{RawServoStyleSheetBorrowed, ServoComputedValuesBorrowed};
use style::gecko_bindings::bindings::{RawServoStyleSheetStrong, ServoComputedValuesStrong};
use style::gecko_bindings::bindings::{RawServoSupportsRule, RawServoSupportsRuleBorrowed};
use style::gecko_bindings::bindings::{ServoCssRulesBorrowed, ServoCssRulesStrong};
use style::gecko_bindings::bindings::{nsACString, nsAString};
use style::gecko_bindings::bindings::Gecko_AnimationAppendKeyframe;
@ -84,7 +85,7 @@ use style::shared_lock::{SharedRwLock, SharedRwLockReadGuard, StylesheetGuards,
use style::string_cache::Atom;
use style::stylesheets::{CssRule, CssRules, CssRuleType, CssRulesHelpers};
use style::stylesheets::{ImportRule, MediaRule, NamespaceRule, Origin};
use style::stylesheets::{PageRule, Stylesheet, StyleRule};
use style::stylesheets::{PageRule, Stylesheet, StyleRule, SupportsRule};
use style::stylesheets::StylesheetLoader as StyleStylesheetLoader;
use style::supports::parse_condition_or_declaration;
use style::thread_state;
@ -821,6 +822,13 @@ impl_basic_rule_funcs! { (Page, PageRule, RawServoPageRule),
to_css: Servo_PageRule_GetCssText,
}
impl_group_rule_funcs! { (Supports, SupportsRule, RawServoSupportsRule),
get_rules: Servo_SupportsRule_GetRules,
getter: Servo_CssRules_GetSupportsRuleAt,
debug: Servo_SupportsRule_Debug,
to_css: Servo_SupportsRule_GetCssText,
}
#[no_mangle]
pub extern "C" fn Servo_CssRules_GetFontFaceRuleAt(rules: ServoCssRulesBorrowed, index: u32)
-> *mut nsCSSFontFaceRule
@ -892,6 +900,14 @@ pub extern "C" fn Servo_PageRule_SetStyle(rule: RawServoPageRuleBorrowed,
})
}
#[no_mangle]
pub extern "C" fn Servo_SupportsRule_GetConditionText(rule: RawServoSupportsRuleBorrowed,
result: *mut nsAString) {
read_locked_arc(rule, |rule: &SupportsRule| {
rule.condition.to_css(unsafe { result.as_mut().unwrap() }).unwrap();
})
}
#[no_mangle]
pub extern "C" fn Servo_ComputedValues_GetForAnonymousBox(parent_style_or_null: ServoComputedValuesBorrowedOrNull,
pseudo_tag: *mut nsIAtom,