mirror of
https://github.com/RGBCube/serenity
synced 2025-07-25 18:27:35 +00:00
LibWeb: Introduce CustomElementRegistry and creating custom elements
The main missing feature here is form associated custom elements.
This commit is contained in:
parent
083b547e97
commit
034aaf3f51
38 changed files with 1747 additions and 143 deletions
|
@ -1,6 +1,6 @@
|
|||
/*
|
||||
* Copyright (c) 2021-2022, Andreas Kling <kling@serenityos.org>
|
||||
* Copyright (c) 2021, Luke Wilde <lukew@serenityos.org>
|
||||
* Copyright (c) 2021-2023, Luke Wilde <lukew@serenityos.org>
|
||||
*
|
||||
* SPDX-License-Identifier: BSD-2-Clause
|
||||
*/
|
||||
|
@ -10,11 +10,31 @@
|
|||
#include <LibJS/Forward.h>
|
||||
#include <LibJS/Runtime/JobCallback.h>
|
||||
#include <LibJS/Runtime/VM.h>
|
||||
#include <LibWeb/DOM/Element.h>
|
||||
#include <LibWeb/DOM/MutationObserver.h>
|
||||
#include <LibWeb/HTML/EventLoop/EventLoop.h>
|
||||
|
||||
namespace Web::Bindings {
|
||||
|
||||
// https://html.spec.whatwg.org/multipage/custom-elements.html#custom-element-reactions-stack
|
||||
struct CustomElementReactionsStack {
|
||||
CustomElementReactionsStack() = default;
|
||||
~CustomElementReactionsStack() = default;
|
||||
|
||||
// https://html.spec.whatwg.org/multipage/custom-elements.html#element-queue
|
||||
// Each item in the stack is an element queue, which is initially empty as well. Each item in an element queue is an element.
|
||||
// (The elements are not necessarily custom yet, since this queue is used for upgrades as well.)
|
||||
Vector<Vector<JS::Handle<DOM::Element>>> element_queue_stack;
|
||||
|
||||
// https://html.spec.whatwg.org/multipage/custom-elements.html#backup-element-queue
|
||||
// Each custom element reactions stack has an associated backup element queue, which an initially-empty element queue.
|
||||
Vector<JS::Handle<DOM::Element>> backup_element_queue;
|
||||
|
||||
// https://html.spec.whatwg.org/multipage/custom-elements.html#processing-the-backup-element-queue
|
||||
// To prevent reentrancy when processing the backup element queue, each custom element reactions stack also has a processing the backup element queue flag, initially unset.
|
||||
bool processing_the_backup_element_queue { false };
|
||||
};
|
||||
|
||||
struct WebEngineCustomData final : public JS::VM::CustomData {
|
||||
virtual ~WebEngineCustomData() override = default;
|
||||
|
||||
|
@ -34,6 +54,15 @@ struct WebEngineCustomData final : public JS::VM::CustomData {
|
|||
JS::Handle<JS::Realm> internal_realm;
|
||||
|
||||
OwnPtr<JS::ExecutionContext> root_execution_context;
|
||||
|
||||
// https://html.spec.whatwg.org/multipage/custom-elements.html#custom-element-reactions-stack
|
||||
// Each similar-origin window agent has a custom element reactions stack, which is initially empty.
|
||||
CustomElementReactionsStack custom_element_reactions_stack {};
|
||||
|
||||
// https://html.spec.whatwg.org/multipage/custom-elements.html#current-element-queue
|
||||
// A similar-origin window agent's current element queue is the element queue at the top of its custom element reactions stack.
|
||||
Vector<JS::Handle<DOM::Element>>& current_element_queue() { return custom_element_reactions_stack.element_queue_stack.last(); }
|
||||
Vector<JS::Handle<DOM::Element>> const& current_element_queue() const { return custom_element_reactions_stack.element_queue_stack.last(); }
|
||||
};
|
||||
|
||||
struct WebEngineCustomJobCallbackData final : public JS::JobCallback::CustomData {
|
||||
|
@ -56,5 +85,6 @@ JS::VM& main_thread_vm();
|
|||
|
||||
void queue_mutation_observer_microtask(DOM::Document const&);
|
||||
NonnullOwnPtr<JS::ExecutionContext> create_a_new_javascript_realm(JS::VM&, Function<JS::Object*(JS::Realm&)> create_global_object, Function<JS::Object*(JS::Realm&)> create_global_this_value);
|
||||
void invoke_custom_element_reactions(Vector<JS::Handle<DOM::Element>>& element_queue);
|
||||
|
||||
}
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue