LibWeb: Support Document.hidden and Document.visibilityState

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

View file

@ -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";
}
}

View file

@ -298,6 +298,9 @@ public:
bool page_showing() const { return m_page_showing; }
void set_page_showing(bool value) { m_page_showing = value; }
bool hidden() const;
String visibility_state() const;
private:
explicit Document(const AK::URL&);

View file

@ -139,4 +139,7 @@ interface Document : Node {
attribute EventHandler onwebkittransitionend;
attribute EventHandler onwheel;
readonly boolean hidden;
readonly DOMString visibilityState;
};