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LibWeb: Only scroll BlockBox on wheel event if overflow==scroll

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We implement this by adding a BlockBox::is_scrollable() helper,
and then ignoring wheel events for non-scrollable boxes.

Thanks to FireFox317 for pointing this out! :^)
This commit is contained in:
Andreas Kling 2021-02-22 23:44:51 +01:00
parent c9cd96894b
commit 82278d632f
3 changed files with 11 additions and 0 deletions
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1
Userland/Libraries/LibWeb/Layout/BlockBox.h
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@ -53,6 +53,7 @@ public:
virtual void split_into_lines(InlineFormattingContext&, LayoutMode) override;
bool is_scrollable() const;
const Gfx::FloatPoint& scroll_offset() const { return m_scroll_offset; }
void set_scroll_offset(const Gfx::FloatPoint&);