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LibWeb+LibWebView+WebContent: Add did_update_navigation_buttons_state()

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It is going to be used to communicate whether it is possible to navigate
back or forward after session history stored on browser side will no
longer be used to driver navigation.
This commit is contained in:
Aliaksandr Kalenik
2024-04-13 23:12:55 +02:00
committed by Alexander Kalenik
parent 0c839f0421
commit 461184d964
9 changed files with 30 additions and 0 deletions
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6
Userland/Libraries/LibWeb/HTML/TraversableNavigable.cpp
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@@ -782,6 +782,12 @@ TraversableNavigable::HistoryStepResult TraversableNavigable::apply_the_history_
// 20. Set traversable's current session history step to targetStep.
m_current_session_history_step = target_step;
// Not in the spec:
auto back_enabled = m_current_session_history_step > 0;
VERIFY(m_session_history_entries.size() > 0);
auto forward_enabled = m_current_session_history_step < static_cast<int>(m_session_history_entries.size()) - 1;
page().client().page_did_update_navigation_buttons_state(back_enabled, forward_enabled);
// 21. Return "applied".
return HistoryStepResult::Applied;
}