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/*
* Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/WeakPtr.h>
#include <LibWeb/Forward.h>
namespace Web::HTML {
// Form-associated elements should invoke this macro to inject overridden FormAssociatedElement and HTMLElement
// methods as needed. If your class wished to override an HTMLElement method that is overridden here, use the
// following methods instead:
//
// HTMLElement::inserted() -> Use form_associated_element_was_inserted()
// HTMLElement::removed_from() -> Use form_associated_element_was_removed()
//
#define FORM_ASSOCIATED_ELEMENT(ElementBaseClass, ElementClass) \
private: \
virtual HTMLElement& form_associated_element_to_html_element() override \
{ \
static_assert(IsBaseOf<HTMLElement, ElementClass>); \
return *this; \
} \
\
virtual void inserted() override \
{ \
ElementBaseClass::inserted(); \
form_node_was_inserted(); \
form_associated_element_was_inserted(); \
} \
\
virtual void removed_from(DOM::Node* node) override \
{ \
ElementBaseClass::removed_from(node); \
form_node_was_removed(); \
form_associated_element_was_removed(node); \
}
class FormAssociatedElement {
public:
HTMLFormElement* form() { return m_form; }
HTMLFormElement const* form() const { return m_form; }
void set_form(HTMLFormElement*);
bool enabled() const;
void set_parser_inserted(Badge<HTMLParser>);
// https://html.spec.whatwg.org/multipage/forms.html#category-listed
virtual bool is_listed() const { return false; }
// https://html.spec.whatwg.org/multipage/forms.html#category-submit
virtual bool is_submittable() const { return false; }
// https://html.spec.whatwg.org/multipage/forms.html#category-reset
virtual bool is_resettable() const { return false; }
// https://html.spec.whatwg.org/multipage/forms.html#category-autocapitalize
virtual bool is_auto_capitalize_inheriting() const { return false; }
virtual HTMLElement& form_associated_element_to_html_element() = 0;
// https://html.spec.whatwg.org/multipage/form-control-infrastructure.html#concept-form-reset-control
virtual void reset_algorithm() {};
protected:
FormAssociatedElement() = default;
virtual ~FormAssociatedElement() = default;
virtual void form_associated_element_was_inserted() { }
virtual void form_associated_element_was_removed(DOM::Node*) { }
void form_node_was_inserted();
void form_node_was_removed();
private:
WeakPtr<HTMLFormElement> m_form;
// https://html.spec.whatwg.org/multipage/form-control-infrastructure.html#parser-inserted-flag
bool m_parser_inserted { false };
void reset_form_owner();
};
}
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