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style: Make the will-change bitfield use cbindgen.

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Differential Revision: https://phabricator.services.mozilla.com/D23414
This commit is contained in:
Emilio Cobos Álvarez 2019-03-18 18:08:08 +00:00
parent 6e2643c636
commit 01e0f37861
4 changed files with 14 additions and 33 deletions
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24
components/style/properties/gecko.mako.rs
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@ -2940,10 +2940,10 @@ fn static_assert() {
pub fn set_will_change(&mut self, v: longhands::will_change::computed_value::T) {
use crate::gecko_bindings::bindings::{Gecko_AppendWillChange, Gecko_ClearWillChange};
use crate::properties::longhands::will_change::computed_value::T;
use crate::values::specified::box_::{WillChangeBits, WillChange};
match v {
T::AnimateableFeatures { features, bits } => {
WillChange::AnimateableFeatures { features, bits } => {
unsafe {
Gecko_ClearWillChange(&mut self.gecko, features.len());
}
@ -2954,13 +2954,13 @@ fn static_assert() {
}
}
self.gecko.mWillChangeBitField = bits.bits();
self.gecko.mWillChangeBitField = bits;
},
T::Auto => {
WillChange::Auto => {
unsafe {
Gecko_ClearWillChange(&mut self.gecko, 0);
}
self.gecko.mWillChangeBitField = 0;
self.gecko.mWillChangeBitField = WillChangeBits::empty();
},
};
}
@ -2970,7 +2970,7 @@ fn static_assert() {
self.gecko.mWillChangeBitField = other.gecko.mWillChangeBitField;
unsafe {
Gecko_CopyWillChangeFrom(&mut self.gecko, &other.gecko as *const _ as *mut _);
Gecko_CopyWillChangeFrom(&mut self.gecko, &other.gecko);
}
}
@ -2979,24 +2979,22 @@ fn static_assert() {
}
pub fn clone_will_change(&self) -> longhands::will_change::computed_value::T {
use crate::properties::longhands::will_change::computed_value::T;
use crate::gecko_bindings::structs::nsAtom;
use crate::values::CustomIdent;
use crate::values::specified::box_::WillChangeBits;
use crate::values::specified::box_::WillChange;
if self.gecko.mWillChange.len() == 0 {
return T::Auto
return WillChange::Auto
}
let custom_idents: Vec<CustomIdent> = self.gecko.mWillChange.iter().map(|gecko_atom| {
unsafe {
CustomIdent(Atom::from_raw(gecko_atom.mRawPtr as *mut nsAtom))
CustomIdent(Atom::from_raw(gecko_atom.mRawPtr))
}
}).collect();
T::AnimateableFeatures {
WillChange::AnimateableFeatures {
features: custom_idents.into_boxed_slice(),
bits: WillChangeBits::from_bits_truncate(self.gecko.mWillChangeBitField),
bits: self.gecko.mWillChangeBitField,
}
}