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	This change ensures that `span` is clamped to the maximum value of 1000 if the given value is larger than 2147483647.
		
			
				
	
	
		
			66 lines
		
	
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			66 lines
		
	
	
	
		
			2.3 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/Bindings/HTMLTableColElementPrototype.h>
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#include <LibWeb/Bindings/Intrinsics.h>
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#include <LibWeb/CSS/StyleProperties.h>
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#include <LibWeb/HTML/HTMLTableColElement.h>
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#include <LibWeb/HTML/Numbers.h>
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#include <LibWeb/HTML/Parser/HTMLParser.h>
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namespace Web::HTML {
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GC_DEFINE_ALLOCATOR(HTMLTableColElement);
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HTMLTableColElement::HTMLTableColElement(DOM::Document& document, DOM::QualifiedName qualified_name)
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    : HTMLElement(document, move(qualified_name))
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{
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}
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HTMLTableColElement::~HTMLTableColElement() = default;
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void HTMLTableColElement::initialize(JS::Realm& realm)
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{
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    Base::initialize(realm);
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    WEB_SET_PROTOTYPE_FOR_INTERFACE(HTMLTableColElement);
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}
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// https://html.spec.whatwg.org/multipage/tables.html#dom-colgroup-span
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WebIDL::UnsignedLong HTMLTableColElement::span() const
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{
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    // The span IDL attribute must reflect the content attribute of the same name. It is clamped to the range [1, 1000], and its default value is 1.
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    if (auto span_string = get_attribute(HTML::AttributeNames::span); span_string.has_value()) {
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        if (auto span_digits = parse_non_negative_integer_digits(*span_string); span_digits.has_value()) {
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            auto span = AK::StringUtils::convert_to_int<i64>(*span_digits);
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            // NOTE: If span has no value at this point, the value must be larger than NumericLimits<i64>::max(), so return the maximum value of 1000.
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            if (!span.has_value())
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                return 1000;
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            return clamp(*span, 1, 1000);
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        }
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    }
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    return 1;
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}
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WebIDL::ExceptionOr<void> HTMLTableColElement::set_span(unsigned int value)
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{
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    if (value > 2147483647)
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        value = 1;
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    return set_attribute(HTML::AttributeNames::span, String::number(value));
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}
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void HTMLTableColElement::apply_presentational_hints(CSS::StyleProperties& style) const
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{
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    for_each_attribute([&](auto& name, auto& value) {
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        // https://html.spec.whatwg.org/multipage/rendering.html#tables-2:maps-to-the-dimension-property-2
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        if (name == HTML::AttributeNames::width) {
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            if (auto parsed_value = parse_dimension_value(value)) {
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                style.set_property(CSS::PropertyID::Width, *parsed_value);
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            }
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        }
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    });
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}
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}
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