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serenity/Userland/Libraries/LibWeb/Bindings/OptionConstructor.cpp
Linus Groh 5dd5896588 LibJS+LibWeb: Replace GlobalObject with Realm in initialize() functions
This is a continuation of the previous commit.

Calling initialize() is the first thing that's done after allocating a
cell on the JS heap - and in the common case of allocating an object,
that's where properties are assigned and intrinsics occasionally
accessed.
Since those are supposed to live on the realm eventually, this is
another step into that direction.
2022-08-23 13:58:30 +01:00

78 lines
3 KiB
C++

/*
* Copyright (c) 2022, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/Bindings/HTMLOptionElementPrototype.h>
#include <LibWeb/Bindings/HTMLOptionElementWrapper.h>
#include <LibWeb/Bindings/NodeWrapperFactory.h>
#include <LibWeb/Bindings/OptionConstructor.h>
#include <LibWeb/DOM/ElementFactory.h>
#include <LibWeb/HTML/HTMLOptionElement.h>
#include <LibWeb/HTML/Window.h>
#include <LibWeb/Namespace.h>
namespace Web::Bindings {
OptionConstructor::OptionConstructor(JS::Realm& realm)
: NativeFunction(*realm.global_object().function_prototype())
{
}
void OptionConstructor::initialize(JS::Realm& realm)
{
auto& vm = this->vm();
auto& window = static_cast<WindowObject&>(realm.global_object());
NativeFunction::initialize(realm);
define_direct_property(vm.names.prototype, &window.ensure_web_prototype<HTMLOptionElementPrototype>("HTMLOptionElement"), 0);
define_direct_property(vm.names.length, JS::Value(0), JS::Attribute::Configurable);
}
JS::ThrowCompletionOr<JS::Value> OptionConstructor::call()
{
return vm().throw_completion<JS::TypeError>(global_object(), JS::ErrorType::ConstructorWithoutNew, "Option");
}
// https://html.spec.whatwg.org/multipage/form-elements.html#dom-option
JS::ThrowCompletionOr<JS::Object*> OptionConstructor::construct(FunctionObject&)
{
// 1. Let document be the current global object's associated Document.
auto& window = static_cast<WindowObject&>(HTML::current_global_object());
auto& document = window.impl().associated_document();
// 2. Let option be the result of creating an element given document, option, and the HTML namespace.
auto option_element = static_ptr_cast<HTML::HTMLOptionElement>(DOM::create_element(document, HTML::TagNames::option, Namespace::HTML));
// 3. If text is not the empty string, then append to option a new Text node whose data is text.
if (vm().argument_count() > 0) {
auto text = TRY(vm().argument(0).to_string(global_object()));
if (!text.is_empty()) {
auto new_text_node = adopt_ref(*new DOM::Text(document, text));
option_element->append_child(new_text_node);
}
}
// 4. If value is given, then set an attribute value for option using "value" and value.
if (vm().argument_count() > 1) {
auto value = TRY(vm().argument(1).to_string(global_object()));
option_element->set_attribute(HTML::AttributeNames::value, value);
}
// 5. If defaultSelected is true, then set an attribute value for option using "selected" and the empty string.
if (vm().argument_count() > 2) {
auto default_selected = vm().argument(2).to_boolean();
if (default_selected) {
option_element->set_attribute(HTML::AttributeNames::selected, "");
}
}
// 6. If selected is true, then set option's selectedness to true; otherwise set its selectedness to false (even if defaultSelected is true).
option_element->m_selected = vm().argument(3).to_boolean();
// 7. Return option.
return wrap(global_object(), option_element);
}
}