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LibWeb: Flesh out "document visibility" state a bit more

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We can now "update the visibility state", which also causes
`visibilitychange` events to fire on the document.

This still needs GUI integration work at the BrowsingContext level.
This commit is contained in:
Andreas Kling 2022-09-19 17:17:20 +02:00
parent 5a500827b8
commit 42b8656db3
3 changed files with 28 additions and 3 deletions
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6
Userland/Libraries/LibWeb/DOM/Document.h
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@ -317,6 +317,9 @@ public:
bool hidden() const;
String visibility_state() const;
// https://html.spec.whatwg.org/multipage/interaction.html#update-the-visibility-state
void update_the_visibility_state(String visibility_state);
void run_the_resize_steps();
void run_the_scroll_steps();
@ -502,6 +505,9 @@ private:
// https://html.spec.whatwg.org/#completely-loaded-time
Optional<AK::Time> m_completely_loaded_time;
// https://html.spec.whatwg.org/multipage/interaction.html#visibility-state
String m_visibility_state { "hidden" };
};
}