b6bef6b688
Produce JS-visible string results as UTF-16 at their source, including numeric formatting, BigInt and BigFraction formatting, URI encoding, console formatting, parser errors, regular expression errors, Intl and Temporal records, LibUnicode locale boundaries, and LibWeb bindings. Handle fractional radix formatting through the UTF-16 builder view.
94 lines
3.9 KiB
C++
94 lines
3.9 KiB
C++
/*
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* Copyright (c) 2022, the SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibJS/Runtime/ValueInlines.h>
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#include <LibWeb/Bindings/ExceptionOrUtils.h>
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#include <LibWeb/Bindings/HTMLOptionElement.h>
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#include <LibWeb/Bindings/OptionConstructor.h>
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#include <LibWeb/DOM/ElementFactory.h>
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#include <LibWeb/DOM/Text.h>
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#include <LibWeb/HTML/HTMLOptionElement.h>
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#include <LibWeb/HTML/Scripting/Environments.h>
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#include <LibWeb/HTML/Window.h>
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#include <LibWeb/Namespace.h>
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#include <LibWeb/WebIDL/AbstractOperations.h>
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namespace Web::Bindings {
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GC_DEFINE_ALLOCATOR(OptionConstructor);
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OptionConstructor::OptionConstructor(JS::Realm& realm)
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: NativeFunction(realm.intrinsics().function_prototype())
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{
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}
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void OptionConstructor::initialize(JS::Realm& realm)
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{
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auto& vm = this->vm();
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Base::initialize(realm);
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define_direct_property(vm.names.length, JS::Value(0), JS::Attribute::Configurable);
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define_direct_property(vm.names.name, JS::PrimitiveString::create(vm, "Option"_utf16_fly_string), JS::Attribute::Configurable);
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define_direct_property(vm.names.prototype, &ensure_web_prototype<Bindings::HTMLOptionElementPrototype>(realm, "HTMLOptionElement"_fly_string), 0);
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}
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JS::ThrowCompletionOr<JS::Value> OptionConstructor::call()
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{
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return vm().throw_completion<JS::TypeError>(JS::ErrorType::ConstructorWithoutNew, "Option");
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}
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// https://html.spec.whatwg.org/multipage/form-elements.html#dom-option
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// https://webidl.spec.whatwg.org/#legacy-factory-functions
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JS::ThrowCompletionOr<GC::Ref<JS::Object>> OptionConstructor::construct(FunctionObject& new_target)
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{
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auto& vm = this->vm();
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auto& realm = *vm.current_realm();
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// NOTE: This implements the default value for the `text` parameter (the empty string "").
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auto text_value = vm.argument(0);
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if (text_value.is_undefined())
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text_value = &vm.empty_string();
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// 1. Let document be the current global object's associated Document.
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auto& window = as<HTML::Window>(HTML::current_global_object());
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auto& document = window.associated_document();
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// 2. Let option be the result of creating an element given document, "option", and the HTML namespace.
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auto element = TRY(Bindings::throw_dom_exception_if_needed(vm, [&]() { return DOM::create_element(document, HTML::TagNames::option, Namespace::HTML); }));
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GC::Ref<HTML::HTMLOptionElement> option_element = as<HTML::HTMLOptionElement>(*element);
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// https://webidl.spec.whatwg.org/#internally-create-a-new-object-implementing-the-interface
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TRY(WebIDL::set_prototype_from_new_target<HTMLOptionElementPrototype>(vm, new_target, "HTMLOptionElement"_fly_string, *option_element));
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// 3. If text is not the empty string, then append to option a new Text node whose data is text.
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auto text = TRY(text_value.to_utf16_string(vm));
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if (!text.is_empty()) {
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auto new_text_node = realm.create<DOM::Text>(document, move(text));
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MUST(option_element->append_child(*new_text_node));
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}
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// 4. If value is given, then set an attribute value for option using "value" and value.
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if (!vm.argument(1).is_undefined()) {
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auto value = TRY(vm.argument(1).to_utf16_string(vm)).to_utf8_but_should_be_ported_to_utf16();
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option_element->set_attribute_value(HTML::AttributeNames::value, value);
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}
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// 5. If defaultSelected is true, then set an attribute value for option using "selected" and the empty string.
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if (vm.argument_count() > 2) {
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auto default_selected = vm.argument(2).to_boolean();
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if (default_selected) {
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option_element->set_attribute_value(HTML::AttributeNames::selected, String {});
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}
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}
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// 6. If selected is true, then set option's selectedness to true; otherwise set its selectedness to false (even if defaultSelected is true).
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option_element->set_selected_internal(vm.argument(3).to_boolean());
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// 7. Return option.
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return option_element;
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}
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}
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