0f6782fae6
This should allow us to add a Element::attribute which returns an Optional<String>. Eventually all callers should be ported to switch from the DeprecatedString version, but in the meantime, this should allow us to port some more IDL interfaces away from DeprecatedString.
116 lines
3.8 KiB
C++
116 lines
3.8 KiB
C++
/*
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* Copyright (c) 2020, 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 <LibWeb/DOM/Document.h>
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#include <LibWeb/HTML/HTMLButtonElement.h>
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#include <LibWeb/HTML/HTMLFormElement.h>
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namespace Web::HTML {
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HTMLButtonElement::HTMLButtonElement(DOM::Document& document, DOM::QualifiedName qualified_name)
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: HTMLElement(document, move(qualified_name))
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{
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// https://html.spec.whatwg.org/multipage/form-elements.html#the-button-element:activation-behaviour
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activation_behavior = [this](auto&) {
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// 1. If element is disabled, then return.
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if (!enabled())
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return;
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// 2. If element does not have a form owner, then return.
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if (!form())
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return;
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// 3. If element's node document is not fully active, then return.
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if (!this->document().is_fully_active())
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return;
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// 4. Switch on element's type attribute's state:
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switch (type_state()) {
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case TypeAttributeState::Submit:
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// Submit Button
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// Submit element's form owner from element.
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form()->submit_form(*this).release_value_but_fixme_should_propagate_errors();
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break;
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case TypeAttributeState::Reset:
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// Reset Button
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// Reset element's form owner.
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form()->reset_form();
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break;
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case TypeAttributeState::Button:
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// Button
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// Do nothing.
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break;
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default:
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VERIFY_NOT_REACHED();
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}
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};
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}
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HTMLButtonElement::~HTMLButtonElement() = default;
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void HTMLButtonElement::initialize(JS::Realm& realm)
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{
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Base::initialize(realm);
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set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLButtonElementPrototype>(realm, "HTMLButtonElement"));
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}
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DeprecatedString HTMLButtonElement::type() const
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{
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auto value = deprecated_attribute(HTML::AttributeNames::type);
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#define __ENUMERATE_HTML_BUTTON_TYPE_ATTRIBUTE(keyword, _) \
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if (value.equals_ignoring_ascii_case(#keyword##sv)) \
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return #keyword;
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ENUMERATE_HTML_BUTTON_TYPE_ATTRIBUTES
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#undef __ENUMERATE_HTML_BUTTON_TYPE_ATTRIBUTE
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// The missing value default and invalid value default are the Submit Button state.
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return "submit";
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}
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HTMLButtonElement::TypeAttributeState HTMLButtonElement::type_state() const
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{
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auto value = deprecated_attribute(HTML::AttributeNames::type);
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#define __ENUMERATE_HTML_BUTTON_TYPE_ATTRIBUTE(keyword, state) \
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if (value.equals_ignoring_ascii_case(#keyword##sv)) \
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return HTMLButtonElement::TypeAttributeState::state;
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ENUMERATE_HTML_BUTTON_TYPE_ATTRIBUTES
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#undef __ENUMERATE_HTML_BUTTON_TYPE_ATTRIBUTE
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// The missing value default and invalid value default are the Submit Button state.
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return HTMLButtonElement::TypeAttributeState::Submit;
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}
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WebIDL::ExceptionOr<void> HTMLButtonElement::set_type(DeprecatedString const& type)
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{
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return set_attribute(HTML::AttributeNames::type, type);
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}
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// https://html.spec.whatwg.org/multipage/interaction.html#dom-tabindex
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i32 HTMLButtonElement::default_tab_index_value() const
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{
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// See the base function for the spec comments.
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return 0;
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}
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// https://html.spec.whatwg.org/multipage/forms.html#concept-submit-button
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// https://html.spec.whatwg.org/multipage/form-elements.html#the-button-element:concept-submit-button
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bool HTMLButtonElement::is_submit_button() const
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{
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// If the type attribute is in the Submit Button state, the element is specifically a submit button.
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return type_state() == TypeAttributeState::Submit;
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}
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// https://html.spec.whatwg.org/multipage/form-elements.html#the-button-element:concept-fe-value
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DeprecatedString HTMLButtonElement::value() const
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{
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if (!has_attribute(AttributeNames::value))
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return DeprecatedString::empty();
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return deprecated_attribute(AttributeNames::value);
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}
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}
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