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ee3a73ddbb
This makes it much clearer what this cast actually does: it will VERIFY that the thing we're casting is a T (using is<T>()).
66 lines
2.2 KiB
C++
66 lines
2.2 KiB
C++
/*
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* Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/ScopeGuard.h>
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#include <LibWeb/Bindings/CSSStyleDeclarationWrapper.h>
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#include <LibWeb/CSS/Parser/DeprecatedCSSParser.h>
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#include <LibWeb/DOM/Element.h>
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namespace Web::Bindings {
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JS::Value CSSStyleDeclarationWrapper::get(const JS::PropertyName& name, JS::Value receiver, JS::AllowSideEffects allow_side_effects) const
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{
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// FIXME: These should actually use camelCase versions of the property names!
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auto property_id = CSS::property_id_from_string(name.to_string());
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if (property_id == CSS::PropertyID::Invalid)
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return Base::get(name, receiver, allow_side_effects);
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for (auto& property : impl().properties()) {
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if (property.property_id == property_id)
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return js_string(vm(), property.value->to_string());
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}
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return js_string(vm(), String::empty());
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}
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bool CSSStyleDeclarationWrapper::put(const JS::PropertyName& name, JS::Value value, JS::Value receiver)
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{
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// FIXME: These should actually use camelCase versions of the property names!
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auto property_id = CSS::property_id_from_string(name.to_string());
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if (property_id == CSS::PropertyID::Invalid)
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return Base::put(name, value, receiver);
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auto css_text = value.to_string(global_object());
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if (vm().exception())
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return false;
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auto new_value = parse_css_value(CSS::ParsingContext {}, css_text, property_id);
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// FIXME: What are we supposed to do if we can't parse it?
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if (!new_value)
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return false;
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ScopeGuard style_invalidation_guard = [&] {
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auto& declaration = verify_cast<CSS::ElementInlineCSSStyleDeclaration>(impl());
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if (auto* element = declaration.element())
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element->invalidate_style();
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};
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// FIXME: I don't think '!important' is being handled correctly here..
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for (auto& property : impl().m_properties) {
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if (property.property_id == property_id) {
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property.value = new_value.release_nonnull();
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return true;
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}
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}
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impl().m_properties.append(CSS::StyleProperty {
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.property_id = property_id,
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.value = new_value.release_nonnull(),
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.important = false,
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});
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return true;
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}
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}
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