mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2025-04-27 14:58:46 +00:00
9567e211e7
Instead of using Core::EventLoop and Core::Timer directly, LibWeb now goes through a Web::Platform abstraction layer instead. This will allow us to plug in Qt's event loop (and QTimer) over in Ladybird, to avoid having to deal with multiple event loops.
289 lines
10 KiB
C++
289 lines
10 KiB
C++
/*
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* Copyright (c) 2020-2022, Andreas Kling <kling@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 <AK/Badge.h>
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#include <AK/IDAllocator.h>
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#include <AK/NonnullRefPtrVector.h>
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#include <AK/RefPtr.h>
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#include <AK/TypeCasts.h>
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#include <AK/URL.h>
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#include <LibJS/Heap/Heap.h>
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#include <LibWeb/Bindings/CrossOriginAbstractOperations.h>
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#include <LibWeb/DOM/EventTarget.h>
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#include <LibWeb/Forward.h>
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#include <LibWeb/HTML/AnimationFrameCallbackDriver.h>
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#include <LibWeb/HTML/GlobalEventHandlers.h>
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#include <LibWeb/HTML/WindowEventHandlers.h>
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namespace Web::HTML {
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class IdleCallback;
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// https://html.spec.whatwg.org/#timerhandler
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using TimerHandler = Variant<JS::Handle<Bindings::CallbackType>, String>;
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class Window final
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: public DOM::EventTarget
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, public HTML::GlobalEventHandlers
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, public HTML::WindowEventHandlers {
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WEB_PLATFORM_OBJECT(Window, DOM::EventTarget);
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public:
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static JS::NonnullGCPtr<Window> create(JS::Realm&);
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~Window();
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virtual bool dispatch_event(DOM::Event&) override;
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Page* page();
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Page const* page() const;
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// https://html.spec.whatwg.org/multipage/window-object.html#concept-document-window
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DOM::Document const& associated_document() const { return *m_associated_document; }
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DOM::Document& associated_document() { return *m_associated_document; }
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void set_associated_document(DOM::Document&);
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// https://html.spec.whatwg.org/multipage/window-object.html#window-bc
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HTML::BrowsingContext const* browsing_context() const;
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HTML::BrowsingContext* browsing_context();
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void alert_impl(String const&);
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bool confirm_impl(String const&);
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String prompt_impl(String const&, String const&);
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i32 request_animation_frame_impl(Bindings::CallbackType& js_callback);
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void cancel_animation_frame_impl(i32);
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bool has_animation_frame_callbacks() const { return m_animation_frame_callback_driver.has_callbacks(); }
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i32 set_timeout_impl(TimerHandler, i32 timeout, JS::MarkedVector<JS::Value> arguments);
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i32 set_interval_impl(TimerHandler, i32 timeout, JS::MarkedVector<JS::Value> arguments);
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void clear_timeout_impl(i32);
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void clear_interval_impl(i32);
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void queue_microtask_impl(Bindings::CallbackType& callback);
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int inner_width() const;
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int inner_height() const;
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void did_set_location_href(Badge<Bindings::LocationObject>, AK::URL const& new_href);
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void did_call_location_reload(Badge<Bindings::LocationObject>);
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void did_call_location_replace(Badge<Bindings::LocationObject>, String url);
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void deallocate_timer_id(Badge<Timer>, i32);
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HighResolutionTime::Performance& performance();
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Crypto::Crypto& crypto() { return *m_crypto; }
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CSS::Screen& screen();
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DOM::Event* current_event() { return m_current_event.ptr(); }
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DOM::Event const* current_event() const { return m_current_event.ptr(); }
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void set_current_event(DOM::Event* event);
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CSS::CSSStyleDeclaration* get_computed_style_impl(DOM::Element&) const;
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JS::NonnullGCPtr<CSS::MediaQueryList> match_media_impl(String);
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Optional<CSS::MediaFeatureValue> query_media_feature(CSS::MediaFeatureID) const;
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float scroll_x() const;
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float scroll_y() const;
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void fire_a_page_transition_event(FlyString const& event_name, bool persisted);
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float device_pixel_ratio() const;
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int screen_x() const;
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int screen_y() const;
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Selection::Selection* get_selection_impl();
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JS::NonnullGCPtr<HTML::Storage> local_storage();
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JS::NonnullGCPtr<HTML::Storage> session_storage();
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Window* parent();
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DOM::ExceptionOr<void> post_message_impl(JS::Value, String const& target_origin);
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String name() const;
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void set_name(String const&);
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void start_an_idle_period();
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u32 request_idle_callback_impl(Bindings::CallbackType& callback);
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void cancel_idle_callback_impl(u32);
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AnimationFrameCallbackDriver& animation_frame_callback_driver() { return m_animation_frame_callback_driver; }
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private:
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explicit Window(JS::Realm&);
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virtual void initialize(JS::Realm&) override;
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virtual void visit_edges(Cell::Visitor&) override;
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// ^HTML::GlobalEventHandlers
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virtual DOM::EventTarget& global_event_handlers_to_event_target(FlyString const&) override { return *this; }
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// ^HTML::WindowEventHandlers
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virtual DOM::EventTarget& window_event_handlers_to_event_target() override { return *this; }
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enum class Repeat {
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Yes,
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No,
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};
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i32 run_timer_initialization_steps(TimerHandler handler, i32 timeout, JS::MarkedVector<JS::Value> arguments, Repeat repeat, Optional<i32> previous_id = {});
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void invoke_idle_callbacks();
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// https://html.spec.whatwg.org/multipage/window-object.html#concept-document-window
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JS::GCPtr<DOM::Document> m_associated_document;
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JS::GCPtr<DOM::Event> m_current_event;
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IDAllocator m_timer_id_allocator;
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HashMap<int, JS::NonnullGCPtr<Timer>> m_timers;
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JS::GCPtr<HighResolutionTime::Performance> m_performance;
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JS::GCPtr<Crypto::Crypto> m_crypto;
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JS::GCPtr<CSS::Screen> m_screen;
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AnimationFrameCallbackDriver m_animation_frame_callback_driver;
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// https://w3c.github.io/requestidlecallback/#dfn-list-of-idle-request-callbacks
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NonnullRefPtrVector<IdleCallback> m_idle_request_callbacks;
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// https://w3c.github.io/requestidlecallback/#dfn-list-of-runnable-idle-callbacks
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NonnullRefPtrVector<IdleCallback> m_runnable_idle_callbacks;
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// https://w3c.github.io/requestidlecallback/#dfn-idle-callback-identifier
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u32 m_idle_callback_identifier = 0;
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public:
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HTML::Origin origin() const;
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Bindings::LocationObject* location_object() { return m_location_object; }
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Bindings::LocationObject const* location_object() const { return m_location_object; }
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JS::Object* web_prototype(String const& class_name) { return m_prototypes.get(class_name).value_or(nullptr); }
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JS::NativeFunction* web_constructor(String const& class_name) { return m_constructors.get(class_name).value_or(nullptr); }
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JS::Object& cached_web_prototype(String const& class_name);
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template<typename T>
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JS::Object& ensure_web_prototype(String const& class_name)
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{
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auto it = m_prototypes.find(class_name);
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if (it != m_prototypes.end())
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return *it->value;
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auto& realm = shape().realm();
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auto* prototype = heap().allocate<T>(realm, realm);
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m_prototypes.set(class_name, prototype);
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return *prototype;
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}
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template<typename T>
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JS::NativeFunction& ensure_web_constructor(String const& class_name)
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{
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auto it = m_constructors.find(class_name);
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if (it != m_constructors.end())
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return *it->value;
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auto& realm = shape().realm();
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auto* constructor = heap().allocate<T>(realm, realm);
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m_constructors.set(class_name, constructor);
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define_direct_property(class_name, JS::Value(constructor), JS::Attribute::Writable | JS::Attribute::Configurable);
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return *constructor;
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}
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virtual JS::ThrowCompletionOr<bool> internal_set_prototype_of(JS::Object* prototype) override;
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Bindings::CrossOriginPropertyDescriptorMap const& cross_origin_property_descriptor_map() const { return m_cross_origin_property_descriptor_map; }
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Bindings::CrossOriginPropertyDescriptorMap& cross_origin_property_descriptor_map() { return m_cross_origin_property_descriptor_map; }
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private:
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JS_DECLARE_NATIVE_FUNCTION(top_getter);
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JS_DECLARE_NATIVE_FUNCTION(document_getter);
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JS_DECLARE_NATIVE_FUNCTION(location_getter);
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JS_DECLARE_NATIVE_FUNCTION(location_setter);
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JS_DECLARE_NATIVE_FUNCTION(name_getter);
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JS_DECLARE_NATIVE_FUNCTION(name_setter);
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JS_DECLARE_NATIVE_FUNCTION(performance_getter);
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JS_DECLARE_NATIVE_FUNCTION(performance_setter);
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JS_DECLARE_NATIVE_FUNCTION(history_getter);
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JS_DECLARE_NATIVE_FUNCTION(screen_getter);
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JS_DECLARE_NATIVE_FUNCTION(event_getter);
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JS_DECLARE_NATIVE_FUNCTION(event_setter);
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JS_DECLARE_NATIVE_FUNCTION(inner_width_getter);
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JS_DECLARE_NATIVE_FUNCTION(inner_height_getter);
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JS_DECLARE_NATIVE_FUNCTION(parent_getter);
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JS_DECLARE_NATIVE_FUNCTION(device_pixel_ratio_getter);
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JS_DECLARE_NATIVE_FUNCTION(scroll_x_getter);
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JS_DECLARE_NATIVE_FUNCTION(scroll_y_getter);
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JS_DECLARE_NATIVE_FUNCTION(scroll);
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JS_DECLARE_NATIVE_FUNCTION(scroll_by);
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JS_DECLARE_NATIVE_FUNCTION(screen_x_getter);
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JS_DECLARE_NATIVE_FUNCTION(screen_y_getter);
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JS_DECLARE_NATIVE_FUNCTION(screen_left_getter);
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JS_DECLARE_NATIVE_FUNCTION(screen_top_getter);
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JS_DECLARE_NATIVE_FUNCTION(post_message);
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JS_DECLARE_NATIVE_FUNCTION(local_storage_getter);
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JS_DECLARE_NATIVE_FUNCTION(session_storage_getter);
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JS_DECLARE_NATIVE_FUNCTION(origin_getter);
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JS_DECLARE_NATIVE_FUNCTION(alert);
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JS_DECLARE_NATIVE_FUNCTION(confirm);
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JS_DECLARE_NATIVE_FUNCTION(prompt);
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JS_DECLARE_NATIVE_FUNCTION(set_interval);
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JS_DECLARE_NATIVE_FUNCTION(set_timeout);
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JS_DECLARE_NATIVE_FUNCTION(clear_interval);
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JS_DECLARE_NATIVE_FUNCTION(clear_timeout);
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JS_DECLARE_NATIVE_FUNCTION(request_animation_frame);
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JS_DECLARE_NATIVE_FUNCTION(cancel_animation_frame);
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JS_DECLARE_NATIVE_FUNCTION(atob);
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JS_DECLARE_NATIVE_FUNCTION(btoa);
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JS_DECLARE_NATIVE_FUNCTION(get_computed_style);
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JS_DECLARE_NATIVE_FUNCTION(match_media);
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JS_DECLARE_NATIVE_FUNCTION(get_selection);
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JS_DECLARE_NATIVE_FUNCTION(queue_microtask);
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JS_DECLARE_NATIVE_FUNCTION(request_idle_callback);
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JS_DECLARE_NATIVE_FUNCTION(cancel_idle_callback);
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JS_DECLARE_NATIVE_FUNCTION(crypto_getter);
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#define __ENUMERATE(attribute, event_name) \
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JS_DECLARE_NATIVE_FUNCTION(attribute##_getter); \
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JS_DECLARE_NATIVE_FUNCTION(attribute##_setter);
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ENUMERATE_GLOBAL_EVENT_HANDLERS(__ENUMERATE);
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ENUMERATE_WINDOW_EVENT_HANDLERS(__ENUMERATE);
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#undef __ENUMERATE
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Bindings::LocationObject* m_location_object { nullptr };
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HashMap<String, JS::Object*> m_prototypes;
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HashMap<String, JS::NativeFunction*> m_constructors;
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// [[CrossOriginPropertyDescriptorMap]], https://html.spec.whatwg.org/multipage/browsers.html#crossoriginpropertydescriptormap
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Bindings::CrossOriginPropertyDescriptorMap m_cross_origin_property_descriptor_map;
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};
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void run_animation_frame_callbacks(DOM::Document&, double now);
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}
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WRAPPER_HACK(Window, Web::HTML)
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