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Add binding function for cloning DeclarationBlock

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This commit is contained in:
Xidorn Quan 2016-11-03 15:02:25 +11:00
parent e8a3d935ad
commit f6d5dc7d08
2 changed files with 12 additions and 0 deletions
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5
components/style/gecko_bindings/bindings.rs
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@ -927,6 +927,11 @@ extern "C" {
pub fn Servo_DeclarationBlock_CreateEmpty()
-> RawServoDeclarationBlockStrong;
}
extern "C" {
pub fn Servo_DeclarationBlock_Clone(declarations:
RawServoDeclarationBlockBorrowed)
-> RawServoDeclarationBlockStrong;
}
extern "C" {
pub fn Servo_DeclarationBlock_Equals(a: RawServoDeclarationBlockBorrowed,
b: RawServoDeclarationBlockBorrowed)

7
ports/geckolib/glue.rs
View file

@ -426,6 +426,13 @@ pub extern "C" fn Servo_DeclarationBlock_CreateEmpty() -> RawServoDeclarationBlo
Arc::new(RwLock::new(PropertyDeclarationBlock { declarations: vec![], important_count: 0 })).into_strong()
}
#[no_mangle]
pub extern "C" fn Servo_DeclarationBlock_Clone(declarations: RawServoDeclarationBlockBorrowed)
-> RawServoDeclarationBlockStrong {
let declarations = RwLock::<PropertyDeclarationBlock>::as_arc(&declarations);
Arc::new(RwLock::new(declarations.read().clone())).into_strong()
}
#[no_mangle]
pub extern "C" fn Servo_DeclarationBlock_AddRef(declarations: RawServoDeclarationBlockBorrowed) {
unsafe { RwLock::<PropertyDeclarationBlock>::addref(declarations) };