Improve UI widgets #229

Job	Run time
initial_checks / Load tox environments	6s
initial_checks / codestyle (ubuntu-latest)	20s
deploy-examples	0s
tests / Load tox environments	4s
tests / py39-test-all (ubuntu-latest)	3m 42s
tests / py310-test-all (ubuntu-latest)	3m 21s
tests / py311-test-all (ubuntu-latest)	3m 24s
tests / py312-test-all (ubuntu-latest)	3m 38s
tests / py312-test-qt (ubuntu-latest)	3m 15s
tests / py312-test-jupyter (ubuntu-latest)	2m 55s
tests / py39-test-all (macos-13)	9m 52s
tests / py310-test-all (macos-latest)	5m 13s
tests / py311-test-all (macos-latest)	4m 39s
tests / py312-test-all (macos-latest)	4m 53s
tests / py312-test-qt (macos-latest)	4m 37s
tests / py39-test-all (windows-latest)	7m 27s
tests / py310-test-all (windows-latest)	5m 9s
tests / py311-test-all (windows-latest)	6m 9s
tests / py312-test-all (windows-latest)	7m 6s
tests / py312-test-qt (windows-latest)	4m 56s
tests / py312-test-jupyter (windows-latest)	4m 20s
	1h 25m 6s

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