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Add insertRule/deleteRule support for stylo

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This commit is contained in:
Xidorn Quan 2016-11-29 23:02:05 +11:00
parent 22c8df150a
commit bddd467c0e
4 changed files with 54 additions and 3 deletions
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26
ports/geckolib/glue.rs
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@ -43,6 +43,7 @@ use style::gecko_bindings::bindings::nsTArrayBorrowed_uintptr_t;
use style::gecko_bindings::structs;
use style::gecko_bindings::structs::{SheetParsingMode, nsIAtom};
use style::gecko_bindings::structs::{nsRestyleHint, nsChangeHint};
use style::gecko_bindings::structs::nsresult;
use style::gecko_bindings::sugar::ownership::{FFIArcHelpers, HasArcFFI, HasBoxFFI};
use style::gecko_bindings::sugar::ownership::{HasSimpleFFI, Strong};
use style::gecko_bindings::sugar::refptr::{GeckoArcPrincipal, GeckoArcURI};
@ -332,6 +333,31 @@ pub extern "C" fn Servo_CssRules_GetStyleRuleAt(rules: ServoCssRulesBorrowed, in
}
}
#[no_mangle]
pub extern "C" fn Servo_CssRules_InsertRule(rules: ServoCssRulesBorrowed, sheet: RawServoStyleSheetBorrowed,
rule: *const nsACString, index: u32, nested: bool,
rule_type: *mut u16) -> nsresult {
let rules = RwLock::<CssRules>::as_arc(&rules);
let sheet = Stylesheet::as_arc(&sheet);
let rule = unsafe { rule.as_ref().unwrap().as_str_unchecked() };
match rules.write().insert_rule(rule, sheet, index as usize, nested) {
Ok(new_rule) => {
*unsafe { rule_type.as_mut().unwrap() } = new_rule.rule_type() as u16;
nsresult::NS_OK
}
Err(err) => err.into()
}
}
#[no_mangle]
pub extern "C" fn Servo_CssRules_DeleteRule(rules: ServoCssRulesBorrowed, index: u32) -> nsresult {
let rules = RwLock::<CssRules>::as_arc(&rules);
match rules.write().remove_rule(index as usize) {
Ok(_) => nsresult::NS_OK,
Err(err) => err.into()
}
}
#[no_mangle]
pub extern "C" fn Servo_CssRules_AddRef(rules: ServoCssRulesBorrowed) -> () {
unsafe { RwLock::<CssRules>::addref(rules) };