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LibWeb+UI: Add an explicit IPC to handle mouse leave events

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The faux position we created here is adjusted by the device pixel ratio
later on, which would invoke integer overflow on screens with a DPR
greater than 1.

Instead of creating special data for a mouse move event, let's just add
an explicit leave event handler.
This commit is contained in:
Timothy Flynn 2025-07-28 12:57:31 -04:00 • committed by Andreas Kling
parent 8600925713
commit 67cc02ab59
Notes: github-actions[bot] 2025-07-28 19:27:37 +00:00
11 changed files with 66 additions and 7 deletions
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1
Libraries/LibWeb/Painting/PaintableBox.h
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@ -301,6 +301,7 @@ private:
virtual DispatchEventOfSameName handle_mousedown(Badge<EventHandler>, CSSPixelPoint, unsigned button, unsigned modifiers) override;
virtual DispatchEventOfSameName handle_mouseup(Badge<EventHandler>, CSSPixelPoint, unsigned button, unsigned modifiers) override;
virtual DispatchEventOfSameName handle_mousemove(Badge<EventHandler>, CSSPixelPoint, unsigned buttons, unsigned modifiers) override;
virtual void handle_mouseleave(Badge<EventHandler>) override;
bool scrollbar_contains_mouse_position(ScrollDirection, CSSPixelPoint);
void scroll_to_mouse_position(CSSPixelPoint);