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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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26
Userland/Libraries/LibWeb/Layout/Node.cpp
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@@ -514,32 +514,6 @@ void NodeWithStyle::apply_style(const CSS::StyleProperties& specified_style)
}
}
void Node::handle_mousedown(Badge<EventHandler>, const Gfx::IntPoint&, unsigned, unsigned)
{
}
void Node::handle_mouseup(Badge<EventHandler>, const Gfx::IntPoint&, unsigned, unsigned)
{
}
void Node::handle_mousemove(Badge<EventHandler>, const Gfx::IntPoint&, unsigned, unsigned)
{
}
bool Node::handle_mousewheel(Badge<EventHandler>, const Gfx::IntPoint&, unsigned, unsigned, int wheel_delta_x, int wheel_delta_y)
{
if (auto* containing_block = this->containing_block()) {
if (!containing_block->is_scrollable())
return false;
auto new_offset = containing_block->scroll_offset();
new_offset.translate_by(wheel_delta_x, wheel_delta_y);
containing_block->set_scroll_offset(new_offset);
return true;
}
return false;
}
bool Node::is_root_element() const
{
if (is_anonymous())