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style: Implement quirks mode rules.

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This commit is contained in:
Patrick Walton 2014-12-08 13:13:26 -08:00
parent 56b78de5bc
commit 17835ba0cb
4 changed files with 33 additions and 2 deletions
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12
components/layout/layout_task.rs
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@ -40,7 +40,7 @@ use script::layout_interface::{ContentBoxesQuery, ContentBoxQuery, ExitNowMsg, G
use script::layout_interface::{HitTestResponse, LayoutChan, LayoutRPC, LoadStylesheetMsg};
use script::layout_interface::{MouseOverResponse, Msg, NoQuery, PrepareToExitMsg};
use script::layout_interface::{ReapLayoutDataMsg, Reflow, ReflowForDisplay, ReflowMsg};
use script::layout_interface::{ScriptLayoutChan, TrustedNodeAddress};
use script::layout_interface::{ScriptLayoutChan, SetQuirksModeMsg, TrustedNodeAddress};
use script_traits::{SendEventMsg, ReflowEvent, ReflowCompleteMsg, OpaqueScriptLayoutChannel};
use script_traits::{ScriptControlChan, UntrustedNodeAddress};
use servo_msg::compositor_msg::Scrollable;
@ -390,6 +390,7 @@ impl LayoutTask {
match request {
AddStylesheetMsg(sheet) => self.handle_add_stylesheet(sheet, possibly_locked_rw_data),
LoadStylesheetMsg(url) => self.handle_load_stylesheet(url, possibly_locked_rw_data),
SetQuirksModeMsg => self.handle_set_quirks_mode(possibly_locked_rw_data),
GetRPCMsg(response_chan) => {
response_chan.send(box LayoutRPCImpl(self.rw_data.clone()) as
Box<LayoutRPC + Send>);
@ -500,6 +501,15 @@ impl LayoutTask {
LayoutTask::return_rw_data(possibly_locked_rw_data, rw_data);
}
/// Sets quirks mode for the document, causing the quirks mode stylesheet to be loaded.
fn handle_set_quirks_mode<'a>(&'a self,
possibly_locked_rw_data:
&mut Option<MutexGuard<'a, LayoutTaskData>>) {
let mut rw_data = self.lock_rw_data(possibly_locked_rw_data);
rw_data.stylist.add_quirks_mode_stylesheet();
LayoutTask::return_rw_data(possibly_locked_rw_data, rw_data);
}
/// Retrieves the flow tree root from the root node.
fn try_get_layout_root(&self, node: LayoutNode) -> Option<FlowRef> {
let mut layout_data_ref = node.mutate_layout_data();