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LibWeb: Process style sheets in document order

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Until now we would simply apply stylesheets in the order they finished
loading. This patch adds a StyleSheetList object that hangs off of each
Document and contains all the style sheets in document order.

There's still a lot of work to do for a proper cascade, but at least
this makes us consistently wrong every time. :^)
This commit is contained in:
Andreas Kling 2020-06-04 16:06:32 +02:00
parent ec1891837f
commit 959de19418
11 changed files with 120 additions and 7 deletions
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7
Libraries/LibWeb/DOM/Document.h
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@ -37,6 +37,7 @@
#include <LibJS/Forward.h>
#include <LibWeb/CSS/StyleResolver.h>
#include <LibWeb/CSS/StyleSheet.h>
#include <LibWeb/CSS/StyleSheetList.h>
#include <LibWeb/DOM/NonElementParentNode.h>
#include <LibWeb/DOM/ParentNode.h>
@ -63,8 +64,8 @@ public:
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; }
CSS::StyleSheetList& style_sheets() { return *m_style_sheets; }
const CSS::StyleSheetList& style_sheets() const { return *m_style_sheets; }
virtual FlyString tag_name() const override { return "#document"; }
@ -146,7 +147,7 @@ private:
virtual RefPtr<LayoutNode> create_layout_node(const StyleProperties* parent_style) const override;
OwnPtr<StyleResolver> m_style_resolver;
NonnullRefPtrVector<StyleSheet> m_sheets;
RefPtr<CSS::StyleSheetList> m_style_sheets;
RefPtr<Node> m_hovered_node;
RefPtr<Node> m_inspected_node;
WeakPtr<Frame> m_frame;