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LibWeb: Implement has_transient_activation

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stelar7 2023-06-01 09:38:40 +02:00 • committed by Andreas Kling
parent 29029de839
commit 9c74f49b1d
1 changed files with 17 additions and 1 deletions
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18
Userland/Libraries/LibWeb/HTML/Window.cpp
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@ -621,7 +621,23 @@ WebIDL::ExceptionOr<JS::NonnullGCPtr<Storage>> Window::session_storage()
// https://html.spec.whatwg.org/multipage/interaction.html#transient-activation
bool Window::has_transient_activation() const
{
// FIXME: Implement this.
// The transient activation duration is expected be at most a few seconds, so that the user can possibly
// perceive the link between an interaction with the page and the page calling the activation-gated API.
auto transient_activation_duration = 5;
// When the current high resolution time given W
auto unsafe_shared_time = HighResolutionTime::unsafe_shared_current_time();
auto current_time = HighResolutionTime::relative_high_resolution_time(unsafe_shared_time, realm().global_object());
// is greater than or equal to the last activation timestamp in W
if (current_time >= m_last_activation_timestamp) {
// and less than the last activation timestamp in W plus the transient activation duration
if (current_time < m_last_activation_timestamp + transient_activation_duration) {
// then W is said to have transient activation.
return true;
}
}
return false;
}