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Implement MediaList for Stylo.

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This commit is contained in:
Xidorn Quan 2017-03-13 17:40:57 +11:00
parent 2175785ca6
commit 52c9f4b527
4 changed files with 121 additions and 4 deletions
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51
ports/geckolib/glue.rs
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@ -32,6 +32,7 @@ use style::gecko::wrapper::GeckoElement;
use style::gecko_bindings::bindings;
use style::gecko_bindings::bindings::{RawGeckoKeyframeListBorrowed, RawGeckoKeyframeListBorrowedMut};
use style::gecko_bindings::bindings::{RawServoDeclarationBlockBorrowed, RawServoDeclarationBlockStrong};
use style::gecko_bindings::bindings::{RawServoMediaListBorrowed, RawServoMediaListStrong};
use style::gecko_bindings::bindings::{RawServoMediaRuleBorrowed, RawServoMediaRuleStrong};
use style::gecko_bindings::bindings::{RawServoStyleRuleBorrowed, RawServoStyleRuleStrong};
use style::gecko_bindings::bindings::{RawServoStyleSetBorrowed, RawServoStyleSetOwned};
@ -45,7 +46,6 @@ use style::gecko_bindings::bindings::RawGeckoElementBorrowed;
use style::gecko_bindings::bindings::RawServoAnimationValueBorrowed;
use style::gecko_bindings::bindings::RawServoAnimationValueStrong;
use style::gecko_bindings::bindings::RawServoImportRuleBorrowed;
use style::gecko_bindings::bindings::RawServoMediaListStrong;
use style::gecko_bindings::bindings::ServoComputedValuesBorrowedOrNull;
use style::gecko_bindings::bindings::nsTArrayBorrowed_uintptr_t;
use style::gecko_bindings::structs;
@ -64,6 +64,7 @@ use style::gecko_bindings::sugar::ownership::{HasSimpleFFI, Strong};
use style::gecko_bindings::sugar::refptr::{GeckoArcPrincipal, GeckoArcURI};
use style::gecko_properties::{self, style_structs};
use style::keyframes::KeyframesStepValue;
use style::media_queries::{MediaList, parse_media_query_list};
use style::parallel;
use style::parser::{ParserContext, ParserContextExtraData};
use style::properties::{ComputedValues, Importance, ParsedDeclaration};
@ -919,6 +920,54 @@ pub extern "C" fn Servo_DeclarationBlock_RemovePropertyById(declarations: RawSer
remove_property(declarations, get_property_id_from_nscsspropertyid!(property, ()))
}
#[no_mangle]
pub extern "C" fn Servo_MediaList_GetText(list: RawServoMediaListBorrowed, result: *mut nsAString) {
let list = RwLock::<MediaList>::as_arc(&list);
list.read().to_css(unsafe { result.as_mut().unwrap() }).unwrap();
}
#[no_mangle]
pub extern "C" fn Servo_MediaList_SetText(list: RawServoMediaListBorrowed, text: *const nsACString) {
let list = RwLock::<MediaList>::as_arc(&list);
let text = unsafe { text.as_ref().unwrap().as_str_unchecked() };
let mut parser = Parser::new(&text);
*list.write() = parse_media_query_list(&mut parser);
}
#[no_mangle]
pub extern "C" fn Servo_MediaList_GetLength(list: RawServoMediaListBorrowed) -> u32 {
let list = RwLock::<MediaList>::as_arc(&list);
list.read().media_queries.len() as u32
}
#[no_mangle]
pub extern "C" fn Servo_MediaList_GetMediumAt(list: RawServoMediaListBorrowed, index: u32,
result: *mut nsAString) -> bool {
let list = RwLock::<MediaList>::as_arc(&list);
if let Some(media_query) = list.read().media_queries.get(index as usize) {
media_query.to_css(unsafe { result.as_mut().unwrap() }).unwrap();
true
} else {
false
}
}
#[no_mangle]
pub extern "C" fn Servo_MediaList_AppendMedium(list: RawServoMediaListBorrowed,
new_medium: *const nsACString) {
let list = RwLock::<MediaList>::as_arc(&list);
let new_medium = unsafe { new_medium.as_ref().unwrap().as_str_unchecked() };
list.write().append_medium(new_medium);
}
#[no_mangle]
pub extern "C" fn Servo_MediaList_DeleteMedium(list: RawServoMediaListBorrowed,
old_medium: *const nsACString) -> bool {
let list = RwLock::<MediaList>::as_arc(&list);
let old_medium = unsafe { old_medium.as_ref().unwrap().as_str_unchecked() };
list.write().delete_medium(old_medium)
}
macro_rules! get_longhand_from_id {
($id:expr, $retval:expr) => {
match PropertyId::from_nscsspropertyid($id) {