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Diffstat (limited to 'Userland/Libraries/LibWeb/HTML/HTMLObjectElement.cpp')
-rw-r--r-- | Userland/Libraries/LibWeb/HTML/HTMLObjectElement.cpp | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLObjectElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLObjectElement.cpp new file mode 100644 index 0000000000..a7514179d4 --- /dev/null +++ b/Userland/Libraries/LibWeb/HTML/HTMLObjectElement.cpp @@ -0,0 +1,77 @@ +/* + * Copyright (c) 2020, Andreas Kling <kling@serenityos.org> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <LibGfx/Bitmap.h> +#include <LibGfx/ImageDecoder.h> +#include <LibWeb/CSS/StyleResolver.h> +#include <LibWeb/DOM/Document.h> +#include <LibWeb/DOM/Event.h> +#include <LibWeb/HTML/HTMLObjectElement.h> +#include <LibWeb/Layout/ImageBox.h> +#include <LibWeb/Loader/ResourceLoader.h> + +namespace Web::HTML { + +HTMLObjectElement::HTMLObjectElement(DOM::Document& document, const QualifiedName& qualified_name) + : HTMLElement(document, qualified_name) +{ + m_image_loader.on_load = [this] { + m_should_show_fallback_content = false; + this->document().force_layout(); + }; + + m_image_loader.on_fail = [this] { + m_should_show_fallback_content = true; + this->document().force_layout(); + }; +} + +HTMLObjectElement::~HTMLObjectElement() +{ +} + +void HTMLObjectElement::parse_attribute(const FlyString& name, const String& value) +{ + HTMLElement::parse_attribute(name, value); + + if (name == HTML::AttributeNames::data) + m_image_loader.load(document().complete_url(value)); +} + +RefPtr<Layout::Node> HTMLObjectElement::create_layout_node() +{ + if (m_should_show_fallback_content) + return HTMLElement::create_layout_node(); + + auto style = document().style_resolver().resolve_style(*this); + if (style->display() == CSS::Display::None) + return nullptr; + if (m_image_loader.has_image()) + return adopt(*new Layout::ImageBox(document(), *this, move(style), m_image_loader)); + return nullptr; +} + +} |