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LibHTML: Parse link, alink and vlink in <body> and pass to Document

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This patch adds HTMLBodyElement::parse_attribute() where we extract the
link colors and stash them away on Document.
This commit is contained in:
Andreas Kling 2019-10-06 10:11:54 +02:00
parent 772718b8d8
commit 83a6474d82
4 changed files with 48 additions and 1 deletions
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17
Libraries/LibHTML/DOM/Document.cpp
View file

@ -99,7 +99,7 @@ Color Document::background_color() const
if (!background_color.has_value() || !background_color.value()->is_color()) if (!background_color.has_value() || !background_color.value()->is_color())
return Color::White; return Color::White;
return background_color.value()->to_color(); return background_color.value()->to_color(*this);
} }
URL Document::complete_url(const String& string) const URL Document::complete_url(const String& string) const
@ -130,3 +130,18 @@ RefPtr<LayoutNode> Document::create_layout_node(const StyleResolver&, const Styl
{ {
return adopt(*new LayoutDocument(*this, StyleProperties::create())); 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;
}

13
Libraries/LibHTML/DOM/Document.h
View file

@ -54,6 +54,15 @@ public:
Color background_color() const; Color background_color() const;
Color link_color() const { return m_link_color; }
void set_link_color(Color);
Color active_link_color() const { return m_active_link_color; }
void set_active_link_color(Color);
Color visited_link_color() const { return m_visited_link_color; }
void set_visited_link_color(Color);
private: private:
virtual RefPtr<LayoutNode> create_layout_node(const StyleResolver&, const StyleProperties* parent_properties) const override; virtual RefPtr<LayoutNode> create_layout_node(const StyleResolver&, const StyleProperties* parent_properties) const override;
@ -62,4 +71,8 @@ private:
RefPtr<Node> m_hovered_node; RefPtr<Node> m_hovered_node;
WeakPtr<Frame> m_frame; WeakPtr<Frame> m_frame;
URL m_url; URL m_url;
Color m_link_color { Color::Blue };
Color m_active_link_color { Color::Red };
Color m_visited_link_color { Color::Magenta };
}; };

18
Libraries/LibHTML/DOM/HTMLBodyElement.cpp
View file

@ -1,5 +1,6 @@
#include <LibHTML/CSS/StyleProperties.h> #include <LibHTML/CSS/StyleProperties.h>
#include <LibHTML/CSS/StyleValue.h> #include <LibHTML/CSS/StyleValue.h>
#include <LibHTML/DOM/Document.h>
#include <LibHTML/DOM/HTMLBodyElement.h> #include <LibHTML/DOM/HTMLBodyElement.h>
HTMLBodyElement::HTMLBodyElement(Document& document, const String& tag_name) HTMLBodyElement::HTMLBodyElement(Document& document, const String& tag_name)
@ -25,3 +26,20 @@ void HTMLBodyElement::apply_presentational_hints(StyleProperties& style) const
} }
}); });
} }
void HTMLBodyElement::parse_attribute(const String& name, const String& value)
{
if (name == "link") {
auto color = Color::from_string(value);
if (color.has_value())
document().set_link_color(color.value());
} else if (name == "alink") {
auto color = Color::from_string(value);
if (color.has_value())
document().set_active_link_color(color.value());
} else if (name == "vlink") {
auto color = Color::from_string(value);
if (color.has_value())
document().set_visited_link_color(color.value());
}
}

1
Libraries/LibHTML/DOM/HTMLBodyElement.h
View file

@ -7,5 +7,6 @@ public:
HTMLBodyElement(Document&, const String& tag_name); HTMLBodyElement(Document&, const String& tag_name);
virtual ~HTMLBodyElement() override; virtual ~HTMLBodyElement() override;
virtual void parse_attribute(const String&, const String&) override;
virtual void apply_presentational_hints(StyleProperties&) const override; virtual void apply_presentational_hints(StyleProperties&) const override;
}; };