mirrors/ladybird
0
0
Fork 0
mirror of https://github.com/LadybirdBrowser/ladybird.git synced 2025-06-24 11:11:51 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 9

LibWeb: Return wall time from PerformanceTiming interface

Browse source 
This matches the behavior of other browsers.
This commit is contained in:
Tim Ledbetter 2025-01-27 09:00:02 +00:00 • committed by Alexander Kalenik
parent 7488136a51
commit 05351dfe45
Notes: github-actions[bot] 2025-01-27 13:54:29 +00:00
3 changed files with 52 additions and 18 deletions
Download patch file Download diff file Expand all files Collapse all files

20
Libraries/LibWeb/NavigationTiming/PerformanceTiming.cpp
View file

@ -1,14 +1,15 @@
/*
* Copyright (c) 2021, Andreas Kling <andreas@ladybird.org>
* Copyright (c) 2025, Tim Ledbetter <tim.ledbetter@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/Bindings/PerformanceTimingPrototype.h>
#include <LibWeb/HighResolutionTime/TimeOrigin.h>
#include <LibWeb/NavigationTiming/PerformanceTiming.h>
namespace Web::NavigationTiming {
GC_DEFINE_ALLOCATOR(PerformanceTiming);
PerformanceTiming::PerformanceTiming(JS::Realm& realm)
@ -24,13 +25,24 @@ void PerformanceTiming::initialize(JS::Realm& realm)
WEB_SET_PROTOTYPE_FOR_INTERFACE(PerformanceTiming);
}
DOM::DocumentLoadTimingInfo const& PerformanceTiming::document_load_timing_info() const
DOM::DocumentLoadTimingInfo const& PerformanceTiming::document_load_timing_info(JS::Object const& global_object) const
{
auto& global_object = HTML::relevant_global_object(*this);
VERIFY(is<HTML::Window>(global_object));
auto& window = static_cast<HTML::Window&>(global_object);
auto& window = static_cast<HTML::Window const&>(global_object);
auto document = window.document();
return document->load_timing_info();
}
u64 PerformanceTiming::monotonic_timestamp_to_wall_time_milliseconds(Function<HighResolutionTime::DOMHighResTimeStamp(DOM::DocumentLoadTimingInfo const&)> selector) const
{
auto& global_object = HTML::relevant_global_object(*this);
auto timestamp = selector(document_load_timing_info(global_object));
if (timestamp == 0)
return 0;
auto wall_time = timestamp - HighResolutionTime::estimated_monotonic_time_of_the_unix_epoch();
auto coarsened_time = HighResolutionTime::coarsen_time(wall_time);
return static_cast<u64>(coarsened_time);
}
}