[Windows] Fix CollectionView DisconnectHandler SelectionMode Crash #23726
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Foda
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area-controls-collectionview
PureWeen
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Jul 19, 2024
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Test failure is on android and this PR only touches windows |
pictos
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Jul 22, 2024
[Windows] Fix CollectionView DisconnectHandler SelectionMode Crash (dotnet#23726) * Reorder events to prevent disconnect issues * Add test --------- Co-authored-by: Mike Corsaro <mikecorsaro@microsoft.com> Use UIView.Window instead of the global window (dotnet#23693) [Windows] Subscribe pointer events only when needed (dotnet#23515) Fix iOS log exports (dotnet#23334) * Fix ios Device Logging * - fix up device test logging a bit more * Update ui-tests-steps.yml * Update ui-tests-steps.yml * Update ios.cake * Update ui-tests-steps.yml * Update maui-templates.yml * Update maui-templates.yml remove code from oldFragment add new shiny DialogFragment refactoring code to find and dismiss DialogFragment code cleanup delete ModalContainer to use only ModalFragment handle animation and add a map between page and dialogFragment We've back button enabled! After dismissing several demons summoned using obscure Android APIs, I was able to deal with the BackButtonPressed event add modal animations as anim.xml files using cleanup remowork PopModalPlatformAsync to work with dialogFragment remove tag final adjustments on DialogFragment change the ShowNow for Show to fix the issue Wait for animation to complete change local functions order fix build create window hooks for android (like iOS) clean up ModalFragment fields change Dictionary to ConditionalWeakTable clean up event animation refactor on Null notation remove comments - adjust back button - different back button code style remove unused prop. fix DontPushModalPagesWhenWindowIsDeactivated DeviceTest completes the task return back the way how modalManager handles android modals normilize animation duration Co-authored-by: Shane Neuville <shane94@hotmail.com> remove focusability code change how fragments are looked-up code style
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Description of Change
Fix a crash when the
DisconnectHandleris invoked on aCollectionViewwhen multiple items are selected by reordering the unsubscription ofSelectionChangedand clearing theSelectionModeProperty.The issue was caused because
oldListViewBase.ClearValue(ListViewBase.SelectionModeProperty)fires anSelectionChangedevent, which runs code that shouldn't be run in a handler disconnect (the handler will be null).Issues Fixed
Fixes #23649