Improve UI widgets #223

Job	Run time
initial_checks / Load tox environments	10s
initial_checks / codestyle (ubuntu-latest)	19s
deploy-examples	0s
tests / Load tox environments	4s
tests / py39-test-all (ubuntu-latest)	5m 12s
tests / py310-test-all (ubuntu-latest)	5m 5s
tests / py311-test-all (ubuntu-latest)	4m 51s
tests / py312-test-all (ubuntu-latest)	5m 5s
tests / py312-test-qt (ubuntu-latest)	4m 34s
tests / py312-test-jupyter (ubuntu-latest)	2m 46s
tests / py39-test-all (macos-13)	11m 8s
tests / py310-test-all (macos-latest)	5m 19s
tests / py311-test-all (macos-latest)	4m 52s
tests / py312-test-all (macos-latest)	5m 41s
tests / py312-test-qt (macos-latest)	4m 41s
tests / py39-test-all (windows-latest)	5m 20s
tests / py310-test-all (windows-latest)	6m 48s
tests / py311-test-all (windows-latest)	5m 42s
tests / py312-test-all (windows-latest)	8m 33s
tests / py312-test-qt (windows-latest)	6m 33s
tests / py312-test-jupyter (windows-latest)	5m 32s
	1h 38m 15s

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