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LibGUI: Only repaint grabbable part of Splitter when hovered/unhovered

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Before this change, we would repaint the Splitter and all of its split
children when hovering over it. Now we only repaint the grabbable part.
This commit is contained in:
Andreas Kling 2021-07-10 01:36:55 +02:00
parent 05c174b45a
commit f4a318ee2d
1 changed files with 10 additions and 5 deletions
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15
Userland/Libraries/LibGUI/Splitter.cpp
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@ -74,13 +74,18 @@ void Splitter::resize_event(ResizeEvent& event)
void Splitter::set_hovered_grabbable(Grabbable* grabbable)
{
if (m_hovered_index.has_value() && grabbable && grabbable->index == m_hovered_index.value())
return;
if (grabbable)
if (m_hovered_index.has_value()) {
if (grabbable && grabbable->index == m_hovered_index.value())
return;
update(m_grabbables[m_hovered_index.value()].paint_rect);
}
if (grabbable) {
m_hovered_index = grabbable->index;
else
update(grabbable->paint_rect);
} else {
m_hovered_index = {};
update();
}
}
void Splitter::override_cursor(bool do_override)