fix(material/sidenav): incorrectly trapping focus in some cases #32699
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In angular#27355 the sidenav was changed to trap focus if the container has a backdrop. This can be incorrect, because the sidenav that's causing the backdrop to be shown might not be open. These changes switch to enabling focus trapping if the backdrop is actually visible. Fixes angular#32661.
adolgachev
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Jan 26, 2026
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crisbeto
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Jan 27, 2026
In #27355 the sidenav was changed to trap focus if the container has a backdrop. This can be incorrect, because the sidenav that's causing the backdrop to be shown might not be open. These changes switch to enabling focus trapping if the backdrop is actually visible. Fixes #32661. (cherry picked from commit c70a473)
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In #27355 the sidenav was changed to trap focus if the container has a backdrop. This can be incorrect, because the sidenav that's causing the backdrop to be shown might not be open.
These changes switch to enabling focus trapping if the backdrop is actually visible.
Fixes #32661.