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LibGUI: Improve IconView rubberband performance

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Rather than invalidating the entire window, which is very expensive on
the transparent desktop widget, just invalidate the areas that actually
need updating.
This commit is contained in:
Tom 2021-02-15 19:30:47 -07:00 • committed by Andreas Kling
parent cd0a1fa5b0
commit 6cdb657493
5 changed files with 30 additions and 6 deletions
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3
Userland/Libraries/LibGUI/AbstractView.cpp
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@ -208,7 +208,8 @@ void AbstractView::notify_selection_changed(Badge<ModelSelection>)
did_update_selection();
if (on_selection_change)
on_selection_change();
update();
if (!m_suppress_update_on_selection_change)
update();
}
NonnullRefPtr<Gfx::Font> AbstractView::font_for_index(const ModelIndex& index) const