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LibWeb: Move mouse event and label logic from layout to painting tree

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Input events have nothing to do with layout, so let's not send them to
layout nodes.

The job of Paintable starts to become clear. It represents a paintable
item that can be rendered into the viewport, which means it can also
be targeted by the mouse cursor.
This commit is contained in:
Andreas Kling 2022-03-10 22:46:35 +01:00
parent ed84fbce47
commit cb0c5390ff
35 changed files with 560 additions and 429 deletions
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17
Userland/Libraries/LibWeb/Painting/ButtonPaintable.h
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@ -7,20 +7,33 @@
#pragma once
#include <LibWeb/Layout/ButtonBox.h>
#include <LibWeb/Painting/Paintable.h>
#include <LibWeb/Painting/LabelablePaintable.h>
namespace Web::Painting {
class ButtonPaintable final : public PaintableBox {
class ButtonPaintable final : public LabelablePaintable {
public:
static NonnullRefPtr<ButtonPaintable> create(Layout::ButtonBox const&);
virtual void paint(PaintContext&, PaintPhase) const override;
Layout::ButtonBox const& layout_box() const;
Layout::ButtonBox& layout_box();
virtual bool wants_mouse_events() const override { return true; }
virtual void handle_mousedown(Badge<EventHandler>, Gfx::IntPoint const&, unsigned button, unsigned modifiers) override;
virtual void handle_mouseup(Badge<EventHandler>, Gfx::IntPoint const&, unsigned button, unsigned modifiers) override;
virtual void handle_mousemove(Badge<EventHandler>, Gfx::IntPoint const&, unsigned buttons, unsigned modifiers) override;
private:
ButtonPaintable(Layout::ButtonBox const&);
virtual void handle_associated_label_mousedown(Badge<Layout::Label>) override;
virtual void handle_associated_label_mouseup(Badge<Layout::Label>) override;
virtual void handle_associated_label_mousemove(Badge<Layout::Label>, bool is_inside_node_or_label) override;
bool m_being_pressed { false };
bool m_tracking_mouse { false };
};
}