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LibWeb: Rename directory LibHTML => LibWeb

Let's rename this to LibWeb since it aims to provide more parts of the
web platform than just HTML. :^)
This commit is contained in:
Andreas Kling 2020-03-07 10:32:51 +01:00
parent 7a6c4a72d5
commit 830a57c6b2
158 changed files with 360 additions and 360 deletions

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/*
* Copyright (c) 2018-2020, 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 <LibWeb/DOM/CharacterData.h>
namespace Web {
CharacterData::CharacterData(Document& document, NodeType type, const String& data)
: Node(document, type)
, m_data(data)
{
}
CharacterData::~CharacterData()
{
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <AK/String.h>
#include <LibWeb/DOM/Node.h>
namespace Web {
class CharacterData : public Node {
public:
virtual ~CharacterData() override;
const String& data() const { return m_data; }
virtual String text_content() const override { return m_data; }
protected:
explicit CharacterData(Document&, NodeType, const String&);
private:
String m_data;
};
template<>
inline bool is<CharacterData>(const Node& node)
{
return node.is_character_data();
}
}

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/*
* Copyright (c) 2018-2020, 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 <LibWeb/DOM/Comment.h>
#include <LibWeb/Layout/LayoutText.h>
namespace Web {
Comment::Comment(Document& document, const String& data)
: CharacterData(document, NodeType::COMMENT_NODE, data)
{
}
Comment::~Comment()
{
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <AK/String.h>
#include <LibWeb/DOM/CharacterData.h>
namespace Web {
class Comment final : public CharacterData {
public:
explicit Comment(Document&, const String&);
virtual ~Comment() override;
virtual String tag_name() const override { return "#comment"; }
};
template<>
inline bool is<Comment>(const Node& node)
{
return node.is_comment();
}
}

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/*
* Copyright (c) 2018-2020, 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 <AK/FileSystemPath.h>
#include <AK/StringBuilder.h>
#include <LibCore/Timer.h>
#include <LibGUI/Application.h>
#include <LibWeb/CSS/StyleResolver.h>
#include <LibWeb/DOM/Document.h>
#include <LibWeb/DOM/DocumentType.h>
#include <LibWeb/DOM/Element.h>
#include <LibWeb/DOM/ElementFactory.h>
#include <LibWeb/DOM/HTMLBodyElement.h>
#include <LibWeb/DOM/HTMLHeadElement.h>
#include <LibWeb/DOM/HTMLHtmlElement.h>
#include <LibWeb/DOM/HTMLTitleElement.h>
#include <LibWeb/Frame.h>
#include <LibWeb/HtmlView.h>
#include <LibWeb/Layout/LayoutDocument.h>
#include <LibWeb/Layout/LayoutTreeBuilder.h>
#include <stdio.h>
namespace Web {
Document::Document()
: ParentNode(*this, NodeType::DOCUMENT_NODE)
, m_style_resolver(make<StyleResolver>(*this))
{
m_style_update_timer = Core::Timer::construct();
m_style_update_timer->set_single_shot(true);
m_style_update_timer->set_interval(0);
m_style_update_timer->on_timeout = [this] {
update_style();
};
}
Document::~Document()
{
}
void Document::schedule_style_update()
{
if (m_style_update_timer->is_active())
return;
m_style_update_timer->start();
}
bool Document::is_child_allowed(const Node& node) const
{
switch (node.type()) {
case NodeType::DOCUMENT_NODE:
case NodeType::TEXT_NODE:
return false;
case NodeType::COMMENT_NODE:
return true;
case NodeType::DOCUMENT_TYPE_NODE:
return !first_child_of_type<DocumentType>();
case NodeType::ELEMENT_NODE:
return !first_child_of_type<Element>();
default:
return false;
}
}
void Document::fixup()
{
if (!first_child() || !is<DocumentType>(*first_child()))
prepend_child(adopt(*new DocumentType(*this)));
if (is<HTMLHtmlElement>(first_child()->next_sibling()))
return;
auto body = create_element(*this, "body");
auto html = create_element(*this, "html");
html->append_child(body);
this->donate_all_children_to(body);
this->append_child(html);
}
const HTMLHtmlElement* Document::document_element() const
{
return first_child_of_type<HTMLHtmlElement>();
}
const HTMLHeadElement* Document::head() const
{
auto* html = document_element();
if (!html)
return nullptr;
return html->first_child_of_type<HTMLHeadElement>();
}
const HTMLBodyElement* Document::body() const
{
auto* html = document_element();
if (!html)
return nullptr;
return html->first_child_of_type<HTMLBodyElement>();
}
String Document::title() const
{
auto* head_element = head();
if (!head_element)
return {};
auto* title_element = head_element->first_child_of_type<HTMLTitleElement>();
if (!title_element)
return {};
return title_element->text_content();
}
void Document::attach_to_frame(Badge<Frame>, Frame& frame)
{
m_frame = frame.make_weak_ptr();
layout();
}
void Document::detach_from_frame(Badge<Frame>, Frame&)
{
m_layout_root = nullptr;
m_frame = nullptr;
}
Color Document::background_color(const Palette& palette) const
{
auto default_color = palette.base();
auto* body_element = body();
if (!body_element)
return default_color;
auto* body_layout_node = body_element->layout_node();
if (!body_layout_node)
return default_color;
auto background_color = body_layout_node->style().property(CSS::PropertyID::BackgroundColor);
if (!background_color.has_value() || !background_color.value()->is_color())
return default_color;
return background_color.value()->to_color(*this);
}
RefPtr<Gfx::Bitmap> Document::background_image() const
{
auto* body_element = body();
if (!body_element)
return {};
auto* body_layout_node = body_element->layout_node();
if (!body_layout_node)
return {};
auto background_image = body_layout_node->style().property(CSS::PropertyID::BackgroundImage);
if (!background_image.has_value() || !background_image.value()->is_image())
return {};
auto& image_value = static_cast<const ImageStyleValue&>(*background_image.value());
if (!image_value.bitmap())
return {};
return *image_value.bitmap();
}
URL Document::complete_url(const String& string) const
{
return m_url.complete_url(string);
}
void Document::force_layout()
{
m_layout_root = nullptr;
layout();
}
void Document::layout()
{
if (!m_layout_root) {
LayoutTreeBuilder tree_builder;
m_layout_root = tree_builder.build(*this);
}
m_layout_root->layout();
m_layout_root->set_needs_display();
}
void Document::update_style()
{
for_each_in_subtree_of_type<Element>([&](auto& element) {
if (element.needs_style_update())
element.recompute_style();
return IterationDecision::Continue;
});
update_layout();
}
void Document::update_layout()
{
if (!frame())
return;
layout();
if (on_layout_updated)
on_layout_updated();
}
RefPtr<LayoutNode> Document::create_layout_node(const StyleProperties*) const
{
return adopt(*new LayoutDocument(*this, StyleProperties::create()));
}
void Document::set_link_color(Color color)
{
m_link_color = color;
}
void Document::set_active_link_color(Color color)
{
m_active_link_color = color;
}
void Document::set_visited_link_color(Color color)
{
m_visited_link_color = color;
}
const LayoutDocument* Document::layout_node() const
{
return static_cast<const LayoutDocument*>(Node::layout_node());
}
LayoutDocument* Document::layout_node()
{
return static_cast<LayoutDocument*>(Node::layout_node());
}
void Document::set_inspected_node(Node* node)
{
if (m_inspected_node == node)
return;
if (m_inspected_node && m_inspected_node->layout_node())
m_inspected_node->layout_node()->set_needs_display();
m_inspected_node = node;
if (m_inspected_node && m_inspected_node->layout_node())
m_inspected_node->layout_node()->set_needs_display();
}
void Document::set_hovered_node(Node* node)
{
if (m_hovered_node == node)
return;
RefPtr<Node> old_hovered_node = move(m_hovered_node);
m_hovered_node = node;
invalidate_style();
}
const Element* Document::get_element_by_id(const String& id) const
{
const Element* found_element = nullptr;
for_each_in_subtree_of_type<Element>([&](auto& element) {
if (element.attribute("id") == id) {
found_element = &element;
return IterationDecision::Break;
}
return IterationDecision::Continue;
});
return found_element;
}
Vector<const Element*> Document::get_elements_by_name(const String& name) const
{
Vector<const Element*> elements;
for_each_in_subtree_of_type<Element>([&](auto& element) {
if (element.attribute("name") == name)
elements.append(&element);
return IterationDecision::Continue;
});
return elements;
}
Color Document::link_color() const
{
if (m_link_color.has_value())
return m_link_color.value();
if (!frame())
return Color::Blue;
return frame()->html_view()->palette().link();
}
Color Document::active_link_color() const
{
if (m_active_link_color.has_value())
return m_active_link_color.value();
if (!frame())
return Color::Red;
return frame()->html_view()->palette().active_link();
}
Color Document::visited_link_color() const
{
if (m_visited_link_color.has_value())
return m_visited_link_color.value();
if (!frame())
return Color::Magenta;
return frame()->html_view()->palette().visited_link();
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <AK/Function.h>
#include <AK/NonnullRefPtrVector.h>
#include <AK/OwnPtr.h>
#include <AK/String.h>
#include <AK/URL.h>
#include <AK/WeakPtr.h>
#include <LibCore/Forward.h>
#include <LibWeb/CSS/StyleResolver.h>
#include <LibWeb/CSS/StyleSheet.h>
#include <LibWeb/DOM/ParentNode.h>
namespace Web {
class Frame;
class HTMLBodyElement;
class HTMLHtmlElement;
class HTMLHeadElement;
class LayoutDocument;
class LayoutNode;
class StyleResolver;
class StyleSheet;
class Document : public ParentNode {
public:
Document();
virtual ~Document() override;
void set_url(const URL& url) { m_url = url; }
const URL& url() const { return m_url; }
URL complete_url(const String&) const;
void fixup();
StyleResolver& style_resolver() { return *m_style_resolver; }
const StyleResolver& style_resolver() const { return *m_style_resolver; }
void add_sheet(const StyleSheet& sheet) { m_sheets.append(sheet); }
const NonnullRefPtrVector<StyleSheet>& stylesheets() const { return m_sheets; }
virtual String tag_name() const override { return "#document"; }
void set_hovered_node(Node*);
Node* hovered_node() { return m_hovered_node; }
const Node* hovered_node() const { return m_hovered_node; }
void set_inspected_node(Node*);
Node* inspected_node() { return m_inspected_node; }
const Node* inspected_node() const { return m_inspected_node; }
const HTMLHtmlElement* document_element() const;
const HTMLHeadElement* head() const;
const HTMLBodyElement* body() const;
String title() const;
void attach_to_frame(Badge<Frame>, Frame&);
void detach_from_frame(Badge<Frame>, Frame&);
Frame* frame() { return m_frame.ptr(); }
const Frame* frame() const { return m_frame.ptr(); }
Color background_color(const Gfx::Palette&) const;
RefPtr<Gfx::Bitmap> background_image() const;
Color link_color() const;
void set_link_color(Color);
Color active_link_color() const;
void set_active_link_color(Color);
Color visited_link_color() const;
void set_visited_link_color(Color);
void layout();
void force_layout();
void update_style();
void update_layout();
Function<void()> on_layout_updated;
virtual bool is_child_allowed(const Node&) const override;
const LayoutDocument* layout_node() const;
LayoutDocument* layout_node();
void schedule_style_update();
const Element* get_element_by_id(const String&) const;
Vector<const Element*> get_elements_by_name(const String&) const;
const String& source() const { return m_source; }
void set_source(const String& source) { m_source = source; }
private:
virtual RefPtr<LayoutNode> create_layout_node(const StyleProperties* parent_style) const override;
OwnPtr<StyleResolver> m_style_resolver;
NonnullRefPtrVector<StyleSheet> m_sheets;
RefPtr<Node> m_hovered_node;
RefPtr<Node> m_inspected_node;
WeakPtr<Frame> m_frame;
URL m_url;
RefPtr<LayoutDocument> m_layout_root;
Optional<Color> m_link_color;
Optional<Color> m_active_link_color;
Optional<Color> m_visited_link_color;
RefPtr<Core::Timer> m_style_update_timer;
String m_source;
};
template<>
inline bool is<Document>(const Node& node)
{
return node.is_document();
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <LibWeb/DOM/ParentNode.h>
namespace Web {
class DocumentFragment : public ParentNode {
public:
DocumentFragment(Document& document)
: ParentNode(document, NodeType::DOCUMENT_FRAGMENT_NODE)
{
}
virtual String tag_name() const override { return "#document-fragment"; }
};
template<>
inline bool is<DocumentFragment>(const Node& node)
{
return node.is_document_fragment();
}
}

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/*
* Copyright (c) 2018-2020, 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 <LibWeb/DOM/DocumentType.h>
namespace Web {
DocumentType::DocumentType(Document& document)
: Node(document, NodeType::DOCUMENT_TYPE_NODE)
{
}
DocumentType::~DocumentType()
{
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <LibWeb/DOM/Node.h>
namespace Web {
class DocumentType final : public Node {
public:
explicit DocumentType(Document&);
virtual ~DocumentType() override;
virtual String tag_name() const override { return "#doctype"; }
};
template<>
inline bool is<DocumentType>(const Node& node)
{
return node.type() == NodeType::DOCUMENT_TYPE_NODE;
}
}

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/*
* Copyright (c) 2018-2020, 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 <LibWeb/CSS/StyleResolver.h>
#include <LibWeb/CSS/PropertyID.h>
#include <LibWeb/CSS/Length.h>
#include <LibWeb/DOM/Document.h>
#include <LibWeb/DOM/Element.h>
#include <LibWeb/Layout/LayoutBlock.h>
#include <LibWeb/Layout/LayoutInline.h>
#include <LibWeb/Layout/LayoutListItem.h>
#include <LibWeb/Layout/LayoutTable.h>
#include <LibWeb/Layout/LayoutTableCell.h>
#include <LibWeb/Layout/LayoutTableRow.h>
#include <LibWeb/Layout/LayoutTreeBuilder.h>
namespace Web {
Element::Element(Document& document, const String& tag_name)
: ParentNode(document, NodeType::ELEMENT_NODE)
, m_tag_name(tag_name)
{
}
Element::~Element()
{
}
Attribute* Element::find_attribute(const String& name)
{
for (auto& attribute : m_attributes) {
if (attribute.name() == name)
return &attribute;
}
return nullptr;
}
const Attribute* Element::find_attribute(const String& name) const
{
for (auto& attribute : m_attributes) {
if (attribute.name() == name)
return &attribute;
}
return nullptr;
}
String Element::attribute(const String& name) const
{
if (auto* attribute = find_attribute(name))
return attribute->value();
return {};
}
void Element::set_attribute(const String& name, const String& value)
{
if (auto* attribute = find_attribute(name))
attribute->set_value(value);
else
m_attributes.empend(name, value);
parse_attribute(name, value);
}
void Element::set_attributes(Vector<Attribute>&& attributes)
{
m_attributes = move(attributes);
for (auto& attribute : m_attributes)
parse_attribute(attribute.name(), attribute.value());
}
bool Element::has_class(const StringView& class_name) const
{
auto value = attribute("class");
if (value.is_empty())
return false;
auto parts = value.split_view(' ');
for (auto& part : parts) {
if (part == class_name)
return true;
}
return false;
}
RefPtr<LayoutNode> Element::create_layout_node(const StyleProperties* parent_style) const
{
auto style = document().style_resolver().resolve_style(*this, parent_style);
const_cast<Element&>(*this).m_resolved_style = style;
auto display = style->string_or_fallback(CSS::PropertyID::Display, "inline");
if (display == "none")
return nullptr;
if (display == "block")
return adopt(*new LayoutBlock(this, move(style)));
if (display == "inline")
return adopt(*new LayoutInline(*this, move(style)));
if (display == "list-item")
return adopt(*new LayoutListItem(*this, move(style)));
if (display == "table")
return adopt(*new LayoutTable(*this, move(style)));
if (display == "table-row")
return adopt(*new LayoutTableRow(*this, move(style)));
if (display == "table-cell")
return adopt(*new LayoutTableCell(*this, move(style)));
if (display == "inline-block")
return adopt(*new LayoutBlock(this, move(style)));
ASSERT_NOT_REACHED();
}
void Element::parse_attribute(const String&, const String&)
{
}
enum class StyleDifference {
None,
NeedsRepaint,
NeedsRelayout,
};
static StyleDifference compute_style_difference(const StyleProperties& old_style, const StyleProperties& new_style, const Document& document)
{
if (old_style == new_style)
return StyleDifference::None;
bool needs_repaint = false;
bool needs_relayout = false;
if (new_style.color_or_fallback(CSS::PropertyID::Color, document, Color::Black) != old_style.color_or_fallback(CSS::PropertyID::Color, document, Color::Black))
needs_repaint = true;
else if (new_style.color_or_fallback(CSS::PropertyID::BackgroundColor, document, Color::Black) != old_style.color_or_fallback(CSS::PropertyID::BackgroundColor, document, Color::Black))
needs_repaint = true;
if (needs_relayout)
return StyleDifference::NeedsRelayout;
if (needs_repaint)
return StyleDifference::NeedsRepaint;
return StyleDifference::None;
}
void Element::recompute_style()
{
set_needs_style_update(false);
ASSERT(parent());
auto* parent_layout_node = parent()->layout_node();
if (!parent_layout_node)
return;
ASSERT(parent_layout_node);
auto style = document().style_resolver().resolve_style(*this, &parent_layout_node->style());
m_resolved_style = style;
if (!layout_node()) {
if (style->string_or_fallback(CSS::PropertyID::Display, "inline") == "none")
return;
// We need a new layout tree here!
LayoutTreeBuilder tree_builder;
tree_builder.build(*this);
return;
}
auto diff = compute_style_difference(layout_node()->style(), *style, document());
if (diff == StyleDifference::None)
return;
layout_node()->set_style(*style);
if (diff == StyleDifference::NeedsRelayout) {
ASSERT_NOT_REACHED();
}
if (diff == StyleDifference::NeedsRepaint) {
layout_node()->set_needs_display();
}
}
NonnullRefPtr<StyleProperties> Element::computed_style()
{
auto properties = m_resolved_style->clone();
if (layout_node() && layout_node()->has_style()) {
CSS::PropertyID box_model_metrics[] = {
CSS::PropertyID::MarginTop,
CSS::PropertyID::MarginBottom,
CSS::PropertyID::MarginLeft,
CSS::PropertyID::MarginRight,
CSS::PropertyID::PaddingTop,
CSS::PropertyID::PaddingBottom,
CSS::PropertyID::PaddingLeft,
CSS::PropertyID::PaddingRight,
CSS::PropertyID::BorderTopWidth,
CSS::PropertyID::BorderBottomWidth,
CSS::PropertyID::BorderLeftWidth,
CSS::PropertyID::BorderRightWidth,
};
for (CSS::PropertyID id : box_model_metrics) {
auto prop = layout_node()->style().property(id);
if (prop.has_value())
properties->set_property(id, prop.value());
}
}
return properties;
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <AK/String.h>
#include <LibWeb/DOM/ParentNode.h>
#include <LibWeb/Layout/LayoutNode.h>
namespace Web {
class LayoutNodeWithStyle;
class Attribute {
public:
Attribute(const String& name, const String& value)
: m_name(name)
, m_value(value)
{
}
const String& name() const { return m_name; }
const String& value() const { return m_value; }
void set_value(const String& value) { m_value = value; }
private:
String m_name;
String m_value;
};
class Element : public ParentNode {
public:
Element(Document&, const String& tag_name);
virtual ~Element() override;
virtual String tag_name() const final { return m_tag_name; }
bool has_attribute(const String& name) const { return !attribute(name).is_null(); }
String attribute(const String& name) const;
void set_attribute(const String& name, const String& value);
void set_attributes(Vector<Attribute>&&);
template<typename Callback>
void for_each_attribute(Callback callback) const
{
for (auto& attribute : m_attributes)
callback(attribute.name(), attribute.value());
}
bool has_class(const StringView&) const;
virtual void apply_presentational_hints(StyleProperties&) const {}
virtual void parse_attribute(const String& name, const String& value);
void recompute_style();
LayoutNodeWithStyle* layout_node() { return static_cast<LayoutNodeWithStyle*>(Node::layout_node()); }
const LayoutNodeWithStyle* layout_node() const { return static_cast<const LayoutNodeWithStyle*>(Node::layout_node()); }
String name() const { return attribute("name"); }
const StyleProperties* resolved_style() const { return m_resolved_style.ptr(); }
NonnullRefPtr<StyleProperties> computed_style();
private:
RefPtr<LayoutNode> create_layout_node(const StyleProperties* parent_style) const override;
Attribute* find_attribute(const String& name);
const Attribute* find_attribute(const String& name) const;
String m_tag_name;
Vector<Attribute> m_attributes;
RefPtr<StyleProperties> m_resolved_style;
};
template<>
inline bool is<Element>(const Node& node)
{
return node.is_element();
}
}

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/*
* Copyright (c) 2018-2020, 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 <LibWeb/DOM/ElementFactory.h>
#include <LibWeb/DOM/HTMLAnchorElement.h>
#include <LibWeb/DOM/HTMLBRElement.h>
#include <LibWeb/DOM/HTMLBlinkElement.h>
#include <LibWeb/DOM/HTMLBodyElement.h>
#include <LibWeb/DOM/HTMLFontElement.h>
#include <LibWeb/DOM/HTMLFormElement.h>
#include <LibWeb/DOM/HTMLHRElement.h>
#include <LibWeb/DOM/HTMLHeadElement.h>
#include <LibWeb/DOM/HTMLHeadingElement.h>
#include <LibWeb/DOM/HTMLHtmlElement.h>
#include <LibWeb/DOM/HTMLImageElement.h>
#include <LibWeb/DOM/HTMLInputElement.h>
#include <LibWeb/DOM/HTMLLinkElement.h>
#include <LibWeb/DOM/HTMLStyleElement.h>
#include <LibWeb/DOM/HTMLTitleElement.h>
namespace Web {
NonnullRefPtr<Element> create_element(Document& document, const String& tag_name)
{
auto lowercase_tag_name = tag_name.to_lowercase();
if (lowercase_tag_name == "a")
return adopt(*new HTMLAnchorElement(document, lowercase_tag_name));
if (lowercase_tag_name == "html")
return adopt(*new HTMLHtmlElement(document, lowercase_tag_name));
if (lowercase_tag_name == "head")
return adopt(*new HTMLHeadElement(document, lowercase_tag_name));
if (lowercase_tag_name == "body")
return adopt(*new HTMLBodyElement(document, lowercase_tag_name));
if (lowercase_tag_name == "font")
return adopt(*new HTMLFontElement(document, lowercase_tag_name));
if (lowercase_tag_name == "hr")
return adopt(*new HTMLHRElement(document, lowercase_tag_name));
if (lowercase_tag_name == "style")
return adopt(*new HTMLStyleElement(document, lowercase_tag_name));
if (lowercase_tag_name == "title")
return adopt(*new HTMLTitleElement(document, lowercase_tag_name));
if (lowercase_tag_name == "link")
return adopt(*new HTMLLinkElement(document, lowercase_tag_name));
if (lowercase_tag_name == "img")
return adopt(*new HTMLImageElement(document, lowercase_tag_name));
if (lowercase_tag_name == "blink")
return adopt(*new HTMLBlinkElement(document, lowercase_tag_name));
if (lowercase_tag_name == "form")
return adopt(*new HTMLFormElement(document, lowercase_tag_name));
if (lowercase_tag_name == "input")
return adopt(*new HTMLInputElement(document, lowercase_tag_name));
if (lowercase_tag_name == "br")
return adopt(*new HTMLBRElement(document, lowercase_tag_name));
if (lowercase_tag_name == "h1"
|| lowercase_tag_name == "h2"
|| lowercase_tag_name == "h3"
|| lowercase_tag_name == "h4"
|| lowercase_tag_name == "h5"
|| lowercase_tag_name == "h6") {
return adopt(*new HTMLHeadingElement(document, lowercase_tag_name));
}
return adopt(*new Element(document, lowercase_tag_name));
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <LibWeb/DOM/Element.h>
namespace Web {
NonnullRefPtr<Element> create_element(Document&, const String& tag_name);
}

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/*
* Copyright (c) 2018-2020, 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 <LibWeb/DOM/HTMLAnchorElement.h>
namespace Web {
HTMLAnchorElement::HTMLAnchorElement(Document& document, const String& tag_name)
: HTMLElement(document, tag_name)
{
}
HTMLAnchorElement::~HTMLAnchorElement()
{
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <LibWeb/DOM/HTMLElement.h>
namespace Web {
class HTMLAnchorElement : public HTMLElement {
public:
HTMLAnchorElement(Document&, const String& tag_name);
virtual ~HTMLAnchorElement() override;
String href() const { return attribute("href"); }
};
template<>
inline bool is<HTMLAnchorElement>(const Node& node)
{
return is<Element>(node) && to<Element>(node).tag_name().to_lowercase() == "a";
}
}

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/*
* Copyright (c) 2018-2020, 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 <LibWeb/DOM/HTMLBRElement.h>
#include <LibWeb/Layout/LayoutBreak.h>
namespace Web {
HTMLBRElement::HTMLBRElement(Document& document, const String& tag_name)
: HTMLElement(document, tag_name)
{
}
HTMLBRElement::~HTMLBRElement()
{
}
RefPtr<LayoutNode> HTMLBRElement::create_layout_node(const StyleProperties*) const
{
return adopt(*new LayoutBreak(*this));
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <LibWeb/DOM/HTMLElement.h>
namespace Web {
class HTMLBRElement final : public HTMLElement {
public:
HTMLBRElement(Document&, const String& tag_name);
virtual ~HTMLBRElement() override;
virtual RefPtr<LayoutNode> create_layout_node(const StyleProperties* parent_style) const override;
};
template<>
inline bool is<HTMLBRElement>(const Node& node)
{
return is<Element>(node) && to<Element>(node).tag_name().to_lowercase() == "br";
}
}

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/*
* Copyright (c) 2018-2020, 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 <LibCore/Timer.h>
#include <LibWeb/CSS/StyleProperties.h>
#include <LibWeb/CSS/StyleValue.h>
#include <LibWeb/DOM/HTMLBlinkElement.h>
#include <LibWeb/Layout/LayoutNode.h>
namespace Web {
HTMLBlinkElement::HTMLBlinkElement(Document& document, const String& tag_name)
: HTMLElement(document, tag_name)
, m_timer(Core::Timer::construct())
{
m_timer->set_interval(500);
m_timer->on_timeout = [this] { blink(); };
m_timer->start();
}
HTMLBlinkElement::~HTMLBlinkElement()
{
}
void HTMLBlinkElement::blink()
{
if (!layout_node())
return;
layout_node()->set_visible(!layout_node()->is_visible());
layout_node()->set_needs_display();
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <LibCore/Forward.h>
#include <LibWeb/DOM/HTMLElement.h>
namespace Web {
class HTMLBlinkElement : public HTMLElement {
public:
HTMLBlinkElement(Document&, const String& tag_name);
virtual ~HTMLBlinkElement() override;
private:
void blink();
NonnullRefPtr<Core::Timer> m_timer;
};
}

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/*
* Copyright (c) 2018-2020, 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 <LibWeb/CSS/StyleProperties.h>
#include <LibWeb/CSS/StyleValue.h>
#include <LibWeb/DOM/Document.h>
#include <LibWeb/DOM/HTMLBodyElement.h>
namespace Web {
HTMLBodyElement::HTMLBodyElement(Document& document, const String& tag_name)
: HTMLElement(document, tag_name)
{
}
HTMLBodyElement::~HTMLBodyElement()
{
}
void HTMLBodyElement::apply_presentational_hints(StyleProperties& style) const
{
for_each_attribute([&](auto& name, auto& value) {
if (name.equals_ignoring_case("bgcolor")) {
auto color = Color::from_string(value);
if (color.has_value())
style.set_property(CSS::PropertyID::BackgroundColor, ColorStyleValue::create(color.value()));
} else if (name.equals_ignoring_case("text")) {
auto color = Color::from_string(value);
if (color.has_value())
style.set_property(CSS::PropertyID::Color, ColorStyleValue::create(color.value()));
} else if (name.equals_ignoring_case("background")) {
style.set_property(CSS::PropertyID::BackgroundImage, ImageStyleValue::create(document().complete_url(value), const_cast<Document&>(document())));
}
});
}
void HTMLBodyElement::parse_attribute(const String& name, const String& value)
{
if (name.equals_ignoring_case("link")) {
auto color = Color::from_string(value);
if (color.has_value())
document().set_link_color(color.value());
} else if (name.equals_ignoring_case("alink")) {
auto color = Color::from_string(value);
if (color.has_value())
document().set_active_link_color(color.value());
} else if (name.equals_ignoring_case("vlink")) {
auto color = Color::from_string(value);
if (color.has_value())
document().set_visited_link_color(color.value());
}
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <LibWeb/DOM/HTMLElement.h>
namespace Web {
class HTMLBodyElement : public HTMLElement {
public:
HTMLBodyElement(Document&, const String& tag_name);
virtual ~HTMLBodyElement() override;
virtual void parse_attribute(const String&, const String&) override;
virtual void apply_presentational_hints(StyleProperties&) const override;
};
template<>
inline bool is<HTMLBodyElement>(const Node& node)
{
return is<Element>(node) && to<Element>(node).tag_name().to_lowercase() == "body";
}
}

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/*
* Copyright (c) 2018-2020, 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 <LibWeb/DOM/HTMLElement.h>
namespace Web {
HTMLElement::HTMLElement(Document& document, const String& tag_name)
: Element(document, tag_name)
{
}
HTMLElement::~HTMLElement()
{
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <LibWeb/DOM/Element.h>
namespace Web {
class HTMLElement : public Element {
public:
HTMLElement(Document&, const String& tag_name);
virtual ~HTMLElement() override;
String title() const { return attribute("title"); }
private:
virtual bool is_html_element() const final { return true; }
};
template<>
inline bool is<HTMLElement>(const Node& node)
{
return node.is_html_element();
}
}

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/*
* Copyright (c) 2018-2020, 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 <LibWeb/CSS/StyleProperties.h>
#include <LibWeb/CSS/StyleValue.h>
#include <LibWeb/DOM/HTMLFontElement.h>
namespace Web {
HTMLFontElement::HTMLFontElement(Document& document, const String& tag_name)
: HTMLElement(document, tag_name)
{
}
HTMLFontElement::~HTMLFontElement()
{
}
void HTMLFontElement::apply_presentational_hints(StyleProperties& style) const
{
for_each_attribute([&](auto& name, auto& value) {
if (name.equals_ignoring_case("color")) {
auto color = Color::from_string(value);
if (color.has_value())
style.set_property(CSS::PropertyID::Color, ColorStyleValue::create(color.value()));
}
});
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <LibWeb/DOM/HTMLElement.h>
namespace Web {
class HTMLFontElement : public HTMLElement {
public:
HTMLFontElement(Document&, const String& tag_name);
virtual ~HTMLFontElement() override;
virtual void apply_presentational_hints(StyleProperties&) const override;
};
}

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/*
* Copyright (c) 2018-2020, 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 <AK/StringBuilder.h>
#include <LibWeb/DOM/HTMLFormElement.h>
#include <LibWeb/DOM/HTMLInputElement.h>
#include <LibWeb/Frame.h>
#include <LibWeb/HtmlView.h>
namespace Web {
HTMLFormElement::HTMLFormElement(Document& document, const String& tag_name)
: HTMLElement(document, tag_name)
{
}
HTMLFormElement::~HTMLFormElement()
{
}
void HTMLFormElement::submit()
{
if (action().is_null()) {
dbg() << "Unsupported form action ''";
return;
}
if (method().to_lowercase() != "get") {
dbg() << "Unsupported form method '" << method() << "'";
return;
}
URL url(document().complete_url(action()));
struct NameAndValue {
String name;
String value;
};
Vector<NameAndValue> parameters;
for_each_in_subtree_of_type<HTMLInputElement>([&](auto& node) {
auto& input = to<HTMLInputElement>(node);
if (!input.name().is_null())
parameters.append({ input.name(), input.value() });
return IterationDecision::Continue;
});
StringBuilder builder;
for (size_t i = 0; i < parameters.size(); ++i) {
builder.append(parameters[i].name);
builder.append('=');
builder.append(parameters[i].value);
if (i != parameters.size() - 1)
builder.append('&');
}
url.set_query(builder.to_string());
// FIXME: We shouldn't let the form just do this willy-nilly.
document().frame()->html_view()->load(url);
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <LibWeb/DOM/HTMLElement.h>
namespace Web {
class HTMLFormElement : public HTMLElement {
public:
HTMLFormElement(Document&, const String& tag_name);
virtual ~HTMLFormElement() override;
String action() const { return attribute("action"); }
String method() const { return attribute("method"); }
void submit();
};
template<>
inline bool is<HTMLFormElement>(const Node& node)
{
return is<Element>(node) && to<Element>(node).tag_name().to_lowercase() == "form";
}
}

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/*
* Copyright (c) 2018-2020, 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 <LibWeb/DOM/HTMLHRElement.h>
namespace Web {
HTMLHRElement::HTMLHRElement(Document& document, const String& tag_name)
: HTMLElement(document, tag_name)
{
}
HTMLHRElement::~HTMLHRElement()
{
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <LibWeb/DOM/HTMLElement.h>
namespace Web {
class HTMLHRElement : public HTMLElement {
public:
HTMLHRElement(Document&, const String& tag_name);
virtual ~HTMLHRElement() override;
};
}

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/*
* Copyright (c) 2018-2020, 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 <LibWeb/DOM/HTMLHeadElement.h>
namespace Web {
HTMLHeadElement::HTMLHeadElement(Document& document, const String& tag_name)
: HTMLElement(document, tag_name)
{
}
HTMLHeadElement::~HTMLHeadElement()
{
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <LibWeb/DOM/HTMLElement.h>
namespace Web {
class HTMLHeadElement : public HTMLElement {
public:
HTMLHeadElement(Document&, const String& tag_name);
virtual ~HTMLHeadElement() override;
};
template<>
inline bool is<HTMLHeadElement>(const Node& node)
{
return is<Element>(node) && to<Element>(node).tag_name().to_lowercase() == "head";
}
}

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/*
* Copyright (c) 2018-2020, 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 <LibWeb/DOM/HTMLHeadingElement.h>
namespace Web {
HTMLHeadingElement::HTMLHeadingElement(Document& document, const String& tag_name)
: HTMLElement(document, tag_name)
{
}
HTMLHeadingElement::~HTMLHeadingElement()
{
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <LibWeb/DOM/HTMLElement.h>
namespace Web {
class HTMLHeadingElement : public HTMLElement {
public:
HTMLHeadingElement(Document&, const String& tag_name);
virtual ~HTMLHeadingElement() override;
};
}

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/*
* Copyright (c) 2018-2020, 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 <LibWeb/DOM/HTMLHtmlElement.h>
namespace Web {
HTMLHtmlElement::HTMLHtmlElement(Document& document, const String& tag_name)
: HTMLElement(document, tag_name)
{
}
HTMLHtmlElement::~HTMLHtmlElement()
{
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <LibWeb/DOM/HTMLElement.h>
namespace Web {
class HTMLHtmlElement : public HTMLElement {
public:
HTMLHtmlElement(Document&, const String& tag_name);
virtual ~HTMLHtmlElement() override;
};
template<>
inline bool is<HTMLHtmlElement>(const Node& node)
{
return is<Element>(node) && to<Element>(node).tag_name().to_lowercase() == "html";
}
}

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/*
* Copyright (c) 2018-2020, 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/HTMLImageElement.h>
#include <LibWeb/Layout/LayoutImage.h>
#include <LibWeb/ResourceLoader.h>
namespace Web {
HTMLImageElement::HTMLImageElement(Document& document, const String& tag_name)
: HTMLElement(document, tag_name)
{
}
HTMLImageElement::~HTMLImageElement()
{
}
void HTMLImageElement::parse_attribute(const String& name, const String& value)
{
if (name.equals_ignoring_case("src"))
load_image(value);
}
void HTMLImageElement::load_image(const String& src)
{
URL src_url = document().complete_url(src);
ResourceLoader::the().load(src_url, [this, weak_element = make_weak_ptr()](auto data) {
if (!weak_element) {
dbg() << "HTMLImageElement: Load completed after element destroyed.";
return;
}
if (data.is_null()) {
dbg() << "HTMLImageElement: Failed to load " << this->src();
return;
}
m_encoded_data = data;
m_image_decoder = Gfx::ImageDecoder::create(m_encoded_data.data(), m_encoded_data.size());
document().update_layout();
});
}
int HTMLImageElement::preferred_width() const
{
bool ok = false;
int width = attribute("width").to_int(ok);
if (ok)
return width;
if (m_image_decoder)
return m_image_decoder->width();
return 0;
}
int HTMLImageElement::preferred_height() const
{
bool ok = false;
int height = attribute("height").to_int(ok);
if (ok)
return height;
if (m_image_decoder)
return m_image_decoder->height();
return 0;
}
RefPtr<LayoutNode> HTMLImageElement::create_layout_node(const StyleProperties* parent_style) const
{
auto style = document().style_resolver().resolve_style(*this, parent_style);
auto display = style->string_or_fallback(CSS::PropertyID::Display, "inline");
if (display == "none")
return nullptr;
return adopt(*new LayoutImage(*this, move(style)));
}
const Gfx::Bitmap* HTMLImageElement::bitmap() const
{
if (!m_image_decoder)
return nullptr;
return m_image_decoder->bitmap();
}
void HTMLImageElement::set_volatile(Badge<LayoutDocument>, bool v)
{
if (!m_image_decoder)
return;
if (v) {
m_image_decoder->set_volatile();
return;
}
bool has_image = m_image_decoder->set_nonvolatile();
if (has_image)
return;
m_image_decoder = Gfx::ImageDecoder::create(m_encoded_data.data(), m_encoded_data.size());
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <AK/ByteBuffer.h>
#include <LibGfx/Forward.h>
#include <LibWeb/DOM/HTMLElement.h>
namespace Web {
class LayoutDocument;
class HTMLImageElement : public HTMLElement {
public:
HTMLImageElement(Document&, const String& tag_name);
virtual ~HTMLImageElement() override;
virtual void parse_attribute(const String& name, const String& value) override;
String alt() const { return attribute("alt"); }
String src() const { return attribute("src"); }
int preferred_width() const;
int preferred_height() const;
const Gfx::Bitmap* bitmap() const;
const Gfx::ImageDecoder* image_decoder() const { return m_image_decoder; }
void set_volatile(Badge<LayoutDocument>, bool);
private:
void load_image(const String& src);
virtual RefPtr<LayoutNode> create_layout_node(const StyleProperties* parent_style) const override;
RefPtr<Gfx::ImageDecoder> m_image_decoder;
ByteBuffer m_encoded_data;
};
}

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/*
* Copyright (c) 2018-2020, 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 <LibCore/ElapsedTimer.h>
#include <LibGUI/Button.h>
#include <LibGUI/TextBox.h>
#include <LibWeb/DOM/Document.h>
#include <LibWeb/DOM/HTMLFormElement.h>
#include <LibWeb/DOM/HTMLInputElement.h>
#include <LibWeb/Frame.h>
#include <LibWeb/HtmlView.h>
#include <LibWeb/Layout/LayoutWidget.h>
namespace Web {
HTMLInputElement::HTMLInputElement(Document& document, const String& tag_name)
: HTMLElement(document, tag_name)
{
}
HTMLInputElement::~HTMLInputElement()
{
}
RefPtr<LayoutNode> HTMLInputElement::create_layout_node(const StyleProperties*) const
{
ASSERT(document().frame());
auto& frame = *document().frame();
ASSERT(frame.html_view());
auto& html_view = const_cast<HtmlView&>(*frame.html_view());
RefPtr<GUI::Widget> widget;
if (type() == "submit") {
auto& button = html_view.add<GUI::Button>(value());
int text_width = Gfx::Font::default_font().width(value());
button.set_relative_rect(0, 0, text_width + 20, 20);
button.on_click = [this] {
if (auto* form = first_ancestor_of_type<HTMLFormElement>()) {
// FIXME: Remove this const_cast once we have a non-const first_ancestor_of_type.
const_cast<HTMLFormElement*>(form)->submit();
}
};
widget = button;
} else {
auto& text_box = html_view.add<GUI::TextBox>();
text_box.set_text(value());
text_box.on_change = [this] {
auto& widget = to<LayoutWidget>(layout_node())->widget();
const_cast<HTMLInputElement*>(this)->set_attribute("value", static_cast<const GUI::TextBox&>(widget).text());
};
int text_width = Gfx::Font::default_font().width(value());
text_box.set_relative_rect(0, 0, text_width + 20, 20);
widget = text_box;
}
return adopt(*new LayoutWidget(*this, *widget));
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <LibWeb/DOM/HTMLElement.h>
namespace Web {
class HTMLInputElement : public HTMLElement {
public:
HTMLInputElement(Document&, const String& tag_name);
virtual ~HTMLInputElement() override;
virtual RefPtr<LayoutNode> create_layout_node(const StyleProperties* parent_style) const override;
String type() const { return attribute("type"); }
String value() const { return attribute("value"); }
String name() const { return attribute("name"); }
};
template<>
inline bool is<HTMLInputElement>(const Node& node)
{
return is<Element>(node) && to<Element>(node).tag_name().to_lowercase() == "input";
}
}

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/*
* Copyright (c) 2018-2020, 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 <AK/ByteBuffer.h>
#include <AK/URL.h>
#include <LibCore/File.h>
#include <LibWeb/DOM/Document.h>
#include <LibWeb/DOM/HTMLLinkElement.h>
#include <LibWeb/Parser/CSSParser.h>
#include <LibWeb/ResourceLoader.h>
namespace Web {
HTMLLinkElement::HTMLLinkElement(Document& document, const String& tag_name)
: HTMLElement(document, tag_name)
{
}
HTMLLinkElement::~HTMLLinkElement()
{
}
void HTMLLinkElement::inserted_into(Node&)
{
if (rel() == "stylesheet") {
URL url = document().complete_url(href());
ResourceLoader::the().load(url, [&](auto data) {
if (data.is_null()) {
dbg() << "HTMLLinkElement: Failed to load stylesheet: " << href();
return;
}
auto sheet = parse_css(data);
if (!sheet) {
dbg() << "HTMLLinkElement: Failed to parse stylesheet: " << href();
return;
}
document().add_sheet(*sheet);
document().update_style();
});
}
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <LibWeb/DOM/HTMLElement.h>
namespace Web {
class HTMLLinkElement final : public HTMLElement {
public:
HTMLLinkElement(Document&, const String& tag_name);
virtual ~HTMLLinkElement() override;
virtual void inserted_into(Node&) override;
String rel() const { return attribute("rel"); }
String type() const { return attribute("type"); }
String href() const { return attribute("href"); }
};
template<>
inline bool is<HTMLLinkElement>(const Node& node)
{
return is<Element>(node) && to<Element>(node).tag_name().to_lowercase() == "link";
}
}

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/*
* Copyright (c) 2018-2020, 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 <AK/StringBuilder.h>
#include <LibWeb/DOM/Document.h>
#include <LibWeb/DOM/HTMLStyleElement.h>
#include <LibWeb/DOM/Text.h>
#include <LibWeb/Parser/CSSParser.h>
namespace Web {
HTMLStyleElement::HTMLStyleElement(Document& document, const String& tag_name)
: HTMLElement(document, tag_name)
{
}
HTMLStyleElement::~HTMLStyleElement()
{
}
void HTMLStyleElement::inserted_into(Node& new_parent)
{
StringBuilder builder;
for_each_child([&](auto& child) {
if (is<Text>(child))
builder.append(to<Text>(child).text_content());
});
m_stylesheet = parse_css(builder.to_string());
if (m_stylesheet)
document().add_sheet(*m_stylesheet);
HTMLElement::inserted_into(new_parent);
}
void HTMLStyleElement::removed_from(Node& old_parent)
{
if (m_stylesheet) {
// FIXME: Remove the sheet from the document
}
return HTMLElement::removed_from(old_parent);
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <LibWeb/DOM/HTMLElement.h>
namespace Web {
class StyleSheet;
class HTMLStyleElement : public HTMLElement {
public:
HTMLStyleElement(Document&, const String& tag_name);
virtual ~HTMLStyleElement() override;
virtual void inserted_into(Node&) override;
virtual void removed_from(Node&) override;
private:
RefPtr<StyleSheet> m_stylesheet;
};
}

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/*
* Copyright (c) 2018-2020, 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 <LibWeb/DOM/HTMLTitleElement.h>
namespace Web {
HTMLTitleElement::HTMLTitleElement(Document& document, const String& tag_name)
: HTMLElement(document, tag_name)
{
}
HTMLTitleElement::~HTMLTitleElement()
{
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <LibWeb/DOM/HTMLElement.h>
namespace Web {
class HTMLTitleElement : public HTMLElement {
public:
HTMLTitleElement(Document&, const String& tag_name);
virtual ~HTMLTitleElement() override;
};
template<>
inline bool is<HTMLTitleElement>(const Node& node)
{
return is<Element>(node) && to<Element>(node).tag_name().to_lowercase() == "title";
}
}

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/*
* Copyright (c) 2018-2020, 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 <AK/StringBuilder.h>
#include <LibWeb/CSS/StyleResolver.h>
#include <LibWeb/DOM/Element.h>
#include <LibWeb/DOM/HTMLAnchorElement.h>
#include <LibWeb/DOM/Node.h>
#include <LibWeb/Layout/LayoutBlock.h>
#include <LibWeb/Layout/LayoutDocument.h>
#include <LibWeb/Layout/LayoutInline.h>
#include <LibWeb/Layout/LayoutNode.h>
#include <LibWeb/Layout/LayoutText.h>
namespace Web {
Node::Node(Document& document, NodeType type)
: m_document(document)
, m_type(type)
{
}
Node::~Node()
{
}
const HTMLAnchorElement* Node::enclosing_link_element() const
{
for (auto* node = this; node; node = node->parent()) {
if (is<HTMLAnchorElement>(*node) && to<HTMLAnchorElement>(*node).has_attribute("href"))
return to<HTMLAnchorElement>(node);
}
return nullptr;
}
const HTMLElement* Node::enclosing_html_element() const
{
return first_ancestor_of_type<HTMLElement>();
}
String Node::text_content() const
{
Vector<String> strings;
StringBuilder builder;
for (auto* child = first_child(); child; child = child->next_sibling()) {
auto text = child->text_content();
if (!text.is_empty()) {
builder.append(child->text_content());
builder.append(' ');
}
}
if (builder.length() > 1)
builder.trim(1);
return builder.to_string();
}
const Element* Node::next_element_sibling() const
{
for (auto* node = next_sibling(); node; node = node->next_sibling()) {
if (node->is_element())
return static_cast<const Element*>(node);
}
return nullptr;
}
const Element* Node::previous_element_sibling() const
{
for (auto* node = previous_sibling(); node; node = node->previous_sibling()) {
if (node->is_element())
return static_cast<const Element*>(node);
}
return nullptr;
}
RefPtr<LayoutNode> Node::create_layout_node(const StyleProperties*) const
{
return nullptr;
}
void Node::invalidate_style()
{
for_each_in_subtree_of_type<Element>([&](auto& element) {
element.set_needs_style_update(true);
return IterationDecision::Continue;
});
document().schedule_style_update();
}
bool Node::is_link() const
{
auto* enclosing_link = enclosing_link_element();
if (!enclosing_link)
return false;
return enclosing_link->has_attribute("href");
}
}

191
Libraries/LibWeb/DOM/Node.h Normal file
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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <AK/Badge.h>
#include <AK/RefPtr.h>
#include <AK/String.h>
#include <AK/Vector.h>
#include <LibWeb/TreeNode.h>
namespace Web {
enum class NodeType : unsigned {
INVALID = 0,
ELEMENT_NODE = 1,
TEXT_NODE = 3,
COMMENT_NODE = 8,
DOCUMENT_NODE = 9,
DOCUMENT_TYPE_NODE = 10,
DOCUMENT_FRAGMENT_NODE = 11,
};
class Document;
class Element;
class HTMLElement;
class HTMLAnchorElement;
class ParentNode;
class LayoutNode;
class StyleResolver;
class StyleProperties;
class Node : public TreeNode<Node> {
public:
virtual ~Node();
NodeType type() const { return m_type; }
bool is_element() const { return type() == NodeType::ELEMENT_NODE; }
bool is_text() const { return type() == NodeType::TEXT_NODE; }
bool is_document() const { return type() == NodeType::DOCUMENT_NODE; }
bool is_document_type() const { return type() == NodeType::DOCUMENT_TYPE_NODE; }
bool is_comment() const { return type() == NodeType::COMMENT_NODE; }
bool is_character_data() const { return type() == NodeType::TEXT_NODE || type() == NodeType::COMMENT_NODE; }
bool is_document_fragment() const { return type() == NodeType::DOCUMENT_FRAGMENT_NODE; }
bool is_parent_node() const { return is_element() || is_document(); }
virtual RefPtr<LayoutNode> create_layout_node(const StyleProperties* parent_style) const;
virtual String tag_name() const = 0;
virtual String text_content() const;
Document& document() { return m_document; }
const Document& document() const { return m_document; }
const HTMLAnchorElement* enclosing_link_element() const;
const HTMLElement* enclosing_html_element() const;
virtual bool is_html_element() const { return false; }
template<typename T>
const T* first_child_of_type() const;
template<typename T>
const T* first_ancestor_of_type() const;
virtual void inserted_into(Node&) {}
virtual void removed_from(Node&) {}
const LayoutNode* layout_node() const { return m_layout_node; }
LayoutNode* layout_node() { return m_layout_node; }
void set_layout_node(Badge<LayoutNode>, LayoutNode* layout_node) const { m_layout_node = layout_node; }
const Element* previous_element_sibling() const;
const Element* next_element_sibling() const;
virtual bool is_child_allowed(const Node&) const { return true; }
bool needs_style_update() const { return m_needs_style_update; }
void set_needs_style_update(bool value) { m_needs_style_update = value; }
void invalidate_style();
bool is_link() const;
protected:
Node(Document&, NodeType);
Document& m_document;
mutable LayoutNode* m_layout_node { nullptr };
NodeType m_type { NodeType::INVALID };
bool m_needs_style_update { false };
};
template<typename T>
inline bool is(const Node&)
{
return false;
}
template<typename T>
inline bool is(const Node* node)
{
return !node || is<T>(*node);
}
template<>
inline bool is<Node>(const Node&)
{
return true;
}
template<>
inline bool is<ParentNode>(const Node& node)
{
return node.is_parent_node();
}
template<typename T>
inline const T& to(const Node& node)
{
ASSERT(is<T>(node));
return static_cast<const T&>(node);
}
template<typename T>
inline T* to(Node* node)
{
ASSERT(is<T>(node));
return static_cast<T*>(node);
}
template<typename T>
inline const T* to(const Node* node)
{
ASSERT(is<T>(node));
return static_cast<const T*>(node);
}
template<typename T>
inline T& to(Node& node)
{
ASSERT(is<T>(node));
return static_cast<T&>(node);
}
template<typename T>
inline const T* Node::first_child_of_type() const
{
for (auto* child = first_child(); child; child = child->next_sibling()) {
if (is<T>(*child))
return to<T>(child);
}
return nullptr;
}
template<typename T>
inline const T* Node::first_ancestor_of_type() const
{
for (auto* ancestor = parent(); ancestor; ancestor = ancestor->parent()) {
if (is<T>(*ancestor))
return to<T>(ancestor);
}
return nullptr;
}
}

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/*
* Copyright (c) 2018-2020, 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 <LibWeb/DOM/ParentNode.h>

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <LibWeb/DOM/Node.h>
namespace Web {
class ParentNode : public Node {
public:
template<typename F> void for_each_child(F) const;
template<typename F> void for_each_child(F);
protected:
explicit ParentNode(Document& document, NodeType type)
: Node(document, type)
{
}
};
template<typename Callback>
inline void ParentNode::for_each_child(Callback callback) const
{
for (auto* node = first_child(); node; node = node->next_sibling())
callback(*node);
}
template<typename Callback>
inline void ParentNode::for_each_child(Callback callback)
{
for (auto* node = first_child(); node; node = node->next_sibling())
callback(*node);
}
}

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/*
* Copyright (c) 2018-2020, 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 <LibWeb/DOM/Text.h>
#include <LibWeb/Layout/LayoutText.h>
namespace Web {
Text::Text(Document& document, const String& data)
: CharacterData(document, NodeType::TEXT_NODE, data)
{
}
Text::~Text()
{
}
RefPtr<LayoutNode> Text::create_layout_node(const StyleProperties*) const
{
return adopt(*new LayoutText(*this));
}
}

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/*
* Copyright (c) 2018-2020, 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.
*/
#pragma once
#include <AK/String.h>
#include <LibWeb/DOM/CharacterData.h>
namespace Web {
class Text final : public CharacterData {
public:
explicit Text(Document&, const String&);
virtual ~Text() override;
virtual String tag_name() const override { return "#text"; }
private:
virtual RefPtr<LayoutNode> create_layout_node(const StyleProperties* parent_style) const override;
};
template<>
inline bool is<Text>(const Node& node)
{
return node.is_text();
}
}