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LibWeb: Add textarea cols and rows attribute

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Bastiaan van der Plaat 2023-11-24 17:39:38 +01:00 • committed by Andreas Kling
parent f3db0003c2
commit 7e6fc9c26e
3 changed files with 45 additions and 2 deletions
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37
Userland/Libraries/LibWeb/HTML/HTMLTextAreaElement.cpp
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@ -14,6 +14,7 @@
#include <LibWeb/DOM/ShadowRoot.h>
#include <LibWeb/DOM/Text.h>
#include <LibWeb/HTML/HTMLTextAreaElement.h>
#include <LibWeb/HTML/Numbers.h>
#include <LibWeb/Namespace.h>
namespace Web::HTML {
@ -95,6 +96,42 @@ void HTMLTextAreaElement::form_associated_element_was_removed(DOM::Node*)
set_shadow_root(nullptr);
}
// https://html.spec.whatwg.org/multipage/form-elements.html#dom-textarea-cols
unsigned HTMLTextAreaElement::cols() const
{
// The cols and rows attributes are limited to only positive numbers with fallback. The cols IDL attribute's default value is 20.
auto maybe_cols_string = get_attribute(HTML::AttributeNames::cols);
if (maybe_cols_string.has_value()) {
auto maybe_cols = parse_non_negative_integer(maybe_cols_string.value());
if (maybe_cols.has_value())
return maybe_cols.value();
}
return 20;
}
WebIDL::ExceptionOr<void> HTMLTextAreaElement::set_cols(unsigned value)
{
return set_attribute(HTML::AttributeNames::cols, MUST(String::number(value)));
}
// https://html.spec.whatwg.org/multipage/form-elements.html#dom-textarea-rows
unsigned HTMLTextAreaElement::rows() const
{
// The cols and rows attributes are limited to only positive numbers with fallback. The rows IDL attribute's default value is 2.
auto maybe_rows_string = get_attribute(HTML::AttributeNames::rows);
if (maybe_rows_string.has_value()) {
auto maybe_rows = parse_non_negative_integer(maybe_rows_string.value());
if (maybe_rows.has_value())
return maybe_rows.value();
}
return 2;
}
WebIDL::ExceptionOr<void> HTMLTextAreaElement::set_rows(unsigned value)
{
return set_attribute(HTML::AttributeNames::rows, MUST(String::number(value)));
}
void HTMLTextAreaElement::create_shadow_tree_if_needed()
{
if (shadow_root_internal())