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LibWeb: Flesh out HTMLTextAreaElement

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Give it a shadow tree, similar to HTMLInputElement's, so that we can
actually edit its contents at a basic level. Add some CSS to use the
`rows` and `cols` attributes as the size if they are present.
This commit is contained in:
Sam Atkins 2023-08-30 17:10:38 +01:00 • committed by Andreas Kling
parent 4897643ffb
commit 9e227dfc16
3 changed files with 123 additions and 3 deletions
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24
Userland/Libraries/LibWeb/HTML/HTMLTextAreaElement.h
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@ -8,6 +8,7 @@
#pragma once
#include <LibWeb/ARIA/Roles.h>
#include <LibWeb/DOM/Text.h>
#include <LibWeb/HTML/FormAssociatedElement.h>
#include <LibWeb/HTML/HTMLElement.h>
@ -15,22 +16,30 @@ namespace Web::HTML {
class HTMLTextAreaElement final
: public HTMLElement
, public FormAssociatedElement {
, public FormAssociatedElement
, public DOM::EditableTextNodeOwner {
WEB_PLATFORM_OBJECT(HTMLTextAreaElement, HTMLElement);
FORM_ASSOCIATED_ELEMENT(HTMLElement, HTMLTextAreaElement)
public:
virtual ~HTMLTextAreaElement() override;
virtual JS::GCPtr<Layout::Node> create_layout_node(NonnullRefPtr<CSS::StyleProperties>) override;
DeprecatedString const& type() const
{
static DeprecatedString textarea = "textarea";
return textarea;
}
// ^DOM::EditableTextNodeOwner
virtual void did_edit_text_node(Badge<BrowsingContext>) override;
// ^EventTarget
// https://html.spec.whatwg.org/multipage/interaction.html#the-tabindex-attribute:the-textarea-element
virtual bool is_focusable() const override { return true; }
virtual void did_lose_focus() override;
virtual void did_receive_focus() override;
// ^FormAssociatedElement
// https://html.spec.whatwg.org/multipage/forms.html#category-listed
@ -51,6 +60,10 @@ public:
virtual void reset_algorithm() override;
virtual void form_associated_element_was_inserted() override;
virtual void children_changed() override;
// https://www.w3.org/TR/html-aria/#el-textarea
virtual Optional<ARIA::Role> default_role() const override { return ARIA::Role::textbox; }
@ -58,9 +71,18 @@ private:
HTMLTextAreaElement(DOM::Document&, DOM::QualifiedName);
virtual void initialize(JS::Realm&) override;
virtual void visit_edges(Cell::Visitor&) override;
// ^DOM::Element
virtual i32 default_tab_index_value() const override;
void create_shadow_tree_if_needed();
JS::GCPtr<DOM::Element> m_inner_text_element;
JS::GCPtr<DOM::Text> m_text_node;
bool m_dirty { false };
DeprecatedString m_raw_value;
};
}