mirror of
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197 lines
9.2 KiB
C++
197 lines
9.2 KiB
C++
/*
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* Copyright (c) 2023, Andrew Kaster <akaster@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <LibJS/Runtime/Promise.h>
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#include <LibWeb/Bindings/NavigationPrototype.h>
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#include <LibWeb/DOM/EventTarget.h>
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#include <LibWeb/HTML/HistoryHandlingBehavior.h>
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#include <LibWeb/HTML/Navigable.h>
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#include <LibWeb/HTML/NavigationType.h>
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#include <LibWeb/HTML/StructuredSerialize.h>
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namespace Web::HTML {
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// https://html.spec.whatwg.org/multipage/nav-history-apis.html#navigationupdatecurrententryoptions
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struct NavigationUpdateCurrentEntryOptions {
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JS::Value state;
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};
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// https://html.spec.whatwg.org/multipage/nav-history-apis.html#navigationoptions
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struct NavigationOptions {
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Optional<JS::Value> info;
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};
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// https://html.spec.whatwg.org/multipage/nav-history-apis.html#navigationnavigateoptions
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struct NavigationNavigateOptions : public NavigationOptions {
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Optional<JS::Value> state;
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Bindings::NavigationHistoryBehavior history = Bindings::NavigationHistoryBehavior::Auto;
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};
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// https://html.spec.whatwg.org/multipage/nav-history-apis.html#navigationreloadoptions
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struct NavigationReloadOptions : public NavigationOptions {
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Optional<JS::Value> state;
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};
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// https://html.spec.whatwg.org/multipage/nav-history-apis.html#navigationresult
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struct NavigationResult {
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// FIXME: Are we supposed to return a PromiseCapability (WebIDL::Promise) here?
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JS::NonnullGCPtr<JS::Object> committed;
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JS::NonnullGCPtr<JS::Object> finished;
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};
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// https://html.spec.whatwg.org/multipage/nav-history-apis.html#navigation-api-method-tracker
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struct NavigationAPIMethodTracker final : public JS::Cell {
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JS_CELL(NavigationAPIMethodTracker, JS::Cell);
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JS_DECLARE_ALLOCATOR(NavigationAPIMethodTracker);
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NavigationAPIMethodTracker(JS::NonnullGCPtr<Navigation> navigation,
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Optional<String> key,
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JS::Value info,
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Optional<SerializationRecord> serialized_state,
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JS::GCPtr<NavigationHistoryEntry> commited_to_entry,
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JS::NonnullGCPtr<WebIDL::Promise> committed_promise,
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JS::NonnullGCPtr<WebIDL::Promise> finished_promise);
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virtual void visit_edges(Cell::Visitor&) override;
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JS::NonnullGCPtr<Navigation> navigation;
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Optional<String> key;
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JS::Value info;
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Optional<SerializationRecord> serialized_state;
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JS::GCPtr<NavigationHistoryEntry> commited_to_entry;
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JS::NonnullGCPtr<WebIDL::Promise> committed_promise;
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JS::NonnullGCPtr<WebIDL::Promise> finished_promise;
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};
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// https://html.spec.whatwg.org/multipage/nav-history-apis.html#navigation-interface
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class Navigation : public DOM::EventTarget {
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WEB_PLATFORM_OBJECT(Navigation, DOM::EventTarget);
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JS_DECLARE_ALLOCATOR(Navigation);
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public:
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[[nodiscard]] static JS::NonnullGCPtr<Navigation> create(JS::Realm&);
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// IDL properties and methods
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Vector<JS::NonnullGCPtr<NavigationHistoryEntry>> entries() const;
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JS::GCPtr<NavigationHistoryEntry> current_entry() const;
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WebIDL::ExceptionOr<void> update_current_entry(NavigationUpdateCurrentEntryOptions);
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// https://html.spec.whatwg.org/multipage/nav-history-apis.html#dom-navigation-transition
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JS::GCPtr<NavigationTransition> transition() const { return m_transition; }
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bool can_go_back() const;
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bool can_go_forward() const;
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WebIDL::ExceptionOr<NavigationResult> navigate(String url, NavigationNavigateOptions const&);
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WebIDL::ExceptionOr<NavigationResult> reload(NavigationReloadOptions const&);
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WebIDL::ExceptionOr<NavigationResult> traverse_to(String key, NavigationOptions const&);
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WebIDL::ExceptionOr<NavigationResult> back(NavigationOptions const&);
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WebIDL::ExceptionOr<NavigationResult> forward(NavigationOptions const&);
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// Event Handlers
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void set_onnavigate(WebIDL::CallbackType*);
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WebIDL::CallbackType* onnavigate();
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void set_onnavigatesuccess(WebIDL::CallbackType*);
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WebIDL::CallbackType* onnavigatesuccess();
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void set_onnavigateerror(WebIDL::CallbackType*);
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WebIDL::CallbackType* onnavigateerror();
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void set_oncurrententrychange(WebIDL::CallbackType*);
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WebIDL::CallbackType* oncurrententrychange();
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// Abstract Operations
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bool has_entries_and_events_disabled() const;
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i64 get_the_navigation_api_entry_index(SessionHistoryEntry const&) const;
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void abort_the_ongoing_navigation(JS::GCPtr<WebIDL::DOMException> error = {});
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bool fire_a_traverse_navigate_event(JS::NonnullGCPtr<SessionHistoryEntry> destination_she, UserNavigationInvolvement = UserNavigationInvolvement::None);
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bool fire_a_push_replace_reload_navigate_event(
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Bindings::NavigationType,
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URL::URL destination_url,
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bool is_same_document,
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UserNavigationInvolvement = UserNavigationInvolvement::None,
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Optional<Vector<XHR::FormDataEntry>&> form_data_entry_list = {},
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Optional<SerializationRecord> navigation_api_state = {},
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Optional<SerializationRecord> classic_history_api_state = {});
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bool fire_a_download_request_navigate_event(URL::URL destination_url, UserNavigationInvolvement user_involvement, String filename);
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void initialize_the_navigation_api_entries_for_a_new_document(Vector<JS::NonnullGCPtr<SessionHistoryEntry>> const& new_shes, JS::NonnullGCPtr<SessionHistoryEntry> initial_she);
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void update_the_navigation_api_entries_for_a_same_document_navigation(JS::NonnullGCPtr<SessionHistoryEntry> destination_she, Bindings::NavigationType);
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virtual ~Navigation() override;
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// Internal Getters/Setters
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JS::GCPtr<NavigateEvent> ongoing_navigate_event() const { return m_ongoing_navigate_event; }
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bool focus_changed_during_ongoing_navigation() const { return m_focus_changed_during_ongoing_navigation; }
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void set_focus_changed_during_ongoing_navigation(bool b) { m_focus_changed_during_ongoing_navigation = b; }
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private:
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explicit Navigation(JS::Realm&);
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virtual void initialize(JS::Realm&) override;
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virtual void visit_edges(Visitor&) override;
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using AnyException = decltype(declval<WebIDL::ExceptionOr<void>>().exception());
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NavigationResult early_error_result(AnyException);
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JS::NonnullGCPtr<NavigationAPIMethodTracker> maybe_set_the_upcoming_non_traverse_api_method_tracker(JS::Value info, Optional<SerializationRecord>);
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JS::NonnullGCPtr<NavigationAPIMethodTracker> add_an_upcoming_traverse_api_method_tracker(String destination_key, JS::Value info);
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WebIDL::ExceptionOr<NavigationResult> perform_a_navigation_api_traversal(String key, NavigationOptions const&);
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void promote_an_upcoming_api_method_tracker_to_ongoing(Optional<String> destination_key);
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void resolve_the_finished_promise(JS::NonnullGCPtr<NavigationAPIMethodTracker>);
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void reject_the_finished_promise(JS::NonnullGCPtr<NavigationAPIMethodTracker>, JS::Value exception);
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void clean_up(JS::NonnullGCPtr<NavigationAPIMethodTracker>);
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void notify_about_the_committed_to_entry(JS::NonnullGCPtr<NavigationAPIMethodTracker>, JS::NonnullGCPtr<NavigationHistoryEntry>);
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bool inner_navigate_event_firing_algorithm(
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Bindings::NavigationType,
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JS::NonnullGCPtr<NavigationDestination>,
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UserNavigationInvolvement,
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Optional<Vector<XHR::FormDataEntry>&> form_data_entry_list,
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Optional<String> download_request_filename,
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Optional<SerializationRecord> classic_history_api_state);
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// https://html.spec.whatwg.org/multipage/nav-history-apis.html#navigation-entry-list
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// Each Navigation has an associated entry list, a list of NavigationHistoryEntry objects, initially empty.
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Vector<JS::NonnullGCPtr<NavigationHistoryEntry>> m_entry_list;
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// https://html.spec.whatwg.org/multipage/nav-history-apis.html#navigation-current-entry-index
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// Each Navigation has an associated current entry index, an integer, initially −1.
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i64 m_current_entry_index { -1 };
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// https://html.spec.whatwg.org/multipage/nav-history-apis.html#concept-navigation-transition
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// Each Navigation has a transition, which is a NavigationTransition or null, initially null.
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JS::GCPtr<NavigationTransition> m_transition { nullptr };
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// https://html.spec.whatwg.org/multipage/nav-history-apis.html#ongoing-navigate-event
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JS::GCPtr<NavigateEvent> m_ongoing_navigate_event { nullptr };
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// https://html.spec.whatwg.org/multipage/nav-history-apis.html#focus-changed-during-ongoing-navigation
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bool m_focus_changed_during_ongoing_navigation { false };
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// https://html.spec.whatwg.org/multipage/nav-history-apis.html#suppress-normal-scroll-restoration-during-ongoing-navigation
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bool m_suppress_scroll_restoration_during_ongoing_navigation { false };
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// https://html.spec.whatwg.org/multipage/nav-history-apis.html#ongoing-api-method-tracker
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JS::GCPtr<NavigationAPIMethodTracker> m_ongoing_api_method_tracker = nullptr;
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// https://html.spec.whatwg.org/multipage/nav-history-apis.html#upcoming-non-traverse-api-method-tracker
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JS::GCPtr<NavigationAPIMethodTracker> m_upcoming_non_traverse_api_method_tracker = nullptr;
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// https://html.spec.whatwg.org/multipage/nav-history-apis.html#upcoming-non-traverse-api-method-tracker
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HashMap<String, JS::NonnullGCPtr<NavigationAPIMethodTracker>> m_upcoming_traverse_api_method_trackers;
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};
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HistoryHandlingBehavior to_history_handling_behavior(Bindings::NavigationHistoryBehavior);
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Bindings::NavigationHistoryBehavior to_navigation_history_behavior(HistoryHandlingBehavior);
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}
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