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c37820b898
https://isocpp.github.io/CppCoreGuidelines/CppCoreGuidelines#cother-other-default-operation-rules "The compiler is more likely to get the default semantics right and you cannot implement these functions better than the compiler."
57 lines
1.8 KiB
C++
57 lines
1.8 KiB
C++
/*
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* Copyright (c) 2020, 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 <LibGfx/Bitmap.h>
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#include <LibWeb/CSS/StyleComputer.h>
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#include <LibWeb/DOM/Document.h>
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#include <LibWeb/DOM/Event.h>
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#include <LibWeb/HTML/HTMLObjectElement.h>
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#include <LibWeb/Layout/ImageBox.h>
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#include <LibWeb/Loader/ResourceLoader.h>
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namespace Web::HTML {
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HTMLObjectElement::HTMLObjectElement(DOM::Document& document, DOM::QualifiedName qualified_name)
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: FormAssociatedElement(document, move(qualified_name))
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, m_image_loader(*this)
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{
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m_image_loader.on_load = [this] {
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m_should_show_fallback_content = false;
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set_needs_style_update(true);
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this->document().set_needs_layout();
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// FIXME: This should be done by the HTML^Wdocument parser.
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dispatch_event(DOM::Event::create(HTML::EventNames::load));
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};
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m_image_loader.on_fail = [this] {
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m_should_show_fallback_content = true;
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set_needs_style_update(true);
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this->document().set_needs_layout();
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// FIXME: This should be done by the HTML^Wdocument parser.
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dispatch_event(DOM::Event::create(HTML::EventNames::load));
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};
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}
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HTMLObjectElement::~HTMLObjectElement() = default;
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void HTMLObjectElement::parse_attribute(const FlyString& name, const String& value)
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{
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HTMLElement::parse_attribute(name, value);
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if (name == HTML::AttributeNames::data)
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m_image_loader.load(document().parse_url(value));
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}
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RefPtr<Layout::Node> HTMLObjectElement::create_layout_node(NonnullRefPtr<CSS::StyleProperties> style)
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{
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if (m_should_show_fallback_content)
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return HTMLElement::create_layout_node(move(style));
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if (m_image_loader.has_image())
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return adopt_ref(*new Layout::ImageBox(document(), *this, move(style), m_image_loader));
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return nullptr;
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}
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}
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