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LibWeb: Support Document.hidden and Document.visibilityState

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These just act as if the document is always visible for now.
This commit is contained in:
Andreas Kling 2021-09-27 16:02:13 +02:00
parent 484f6a7cfa
commit e26e85a3d2
3 changed files with 18 additions and 0 deletions
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12
Userland/Libraries/LibWeb/DOM/Document.cpp
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@ -1062,4 +1062,16 @@ Bindings::LocationObject* Document::location()
return window().wrapper()->location_object();
}
// https://w3c.github.io/page-visibility/#hidden-attribute
bool Document::hidden() const
{
return false;
}
// https://w3c.github.io/page-visibility/#visibilitystate-attribute
String Document::visibility_state() const
{
return hidden() ? "hidden" : "visible";
}
}