Improve UI widgets #228

Job	Run time
initial_checks / Load tox environments	8s
initial_checks / codestyle (ubuntu-latest)	19s
deploy-examples	0s
tests / Load tox environments	5s
tests / py39-test-all (ubuntu-latest)	3m 57s
tests / py310-test-all (ubuntu-latest)	3m 30s
tests / py311-test-all (ubuntu-latest)	3m 36s
tests / py312-test-all (ubuntu-latest)	3m 42s
tests / py312-test-qt (ubuntu-latest)	3m 13s
tests / py312-test-jupyter (ubuntu-latest)	2m 59s
tests / py39-test-all (macos-13)	11m 25s
tests / py310-test-all (macos-latest)	5m 8s
tests / py311-test-all (macos-latest)	4m 42s
tests / py312-test-all (macos-latest)	4m 51s
tests / py312-test-qt (macos-latest)	5m 3s
tests / py39-test-all (windows-latest)	6m 22s
tests / py310-test-all (windows-latest)	6m 30s
tests / py311-test-all (windows-latest)	7m 58s
tests / py312-test-all (windows-latest)	5m 35s
tests / py312-test-qt (windows-latest)	7m 29s
tests / py312-test-jupyter (windows-latest)	5m 34s
	1h 32m 6s

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