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LibWeb: Reimplement the <style> element following the spec

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We now follow the "update a style block" algorithm from the HTML spec
instead of using the ad-hoc CSSLoader mechanism.

This necessitated improving our StyleSheet and CSSStyleSheet classes as
well, so that's baked into this commit.
This commit is contained in:
Andreas Kling 2021-09-29 23:46:16 +02:00
parent 6cda24097b
commit d462a6720a
7 changed files with 163 additions and 24 deletions
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28
Userland/Libraries/LibWeb/CSS/StyleSheet.h
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@ -26,11 +26,39 @@ public:
DOM::Element* owner_node() { return m_owner_node; }
void set_owner_node(DOM::Element*);
String title() const { return m_title; }
void set_title(String title) { m_title = move(title); }
void set_type(String type) { m_type_string = move(type); }
void set_media(String media) { m_media_string = move(media); }
bool is_alternate() const { return m_alternate; }
void set_alternate(bool alternate) { m_alternate = alternate; }
void set_origin_clean(bool origin_clean) { m_origin_clean = origin_clean; }
bool disabled() const { return m_disabled; }
void set_disabled(bool disabled) { m_disabled = disabled; }
CSSStyleSheet* parent_style_sheet() { return m_parent_style_sheet; }
void set_parent_css_style_sheet(CSSStyleSheet* sheet) { m_parent_style_sheet = sheet; }
protected:
StyleSheet() = default;
private:
WeakPtr<DOM::Element> m_owner_node;
// FIXME: Use WeakPtr.
CSSStyleSheet* m_parent_style_sheet { nullptr };
String m_title;
String m_type_string;
String m_media_string;
bool m_disabled { false };
bool m_alternate { false };
bool m_origin_clean { true };
};
}