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[iOS] Fix: CollectionView was not updating when it was invisible #14384

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merged 4 commits into from
Aug 25, 2021
Merged

[iOS] Fix: CollectionView was not updating when it was invisible #14384

merged 4 commits into from
Aug 25, 2021

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rotorgames
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Description of Change

If a CollectionView is not visible and an ObservableCollection notifies about changes the CollectionView doesn't react.
Also, after changing the CollectionView's visibility to visible and making any changes in the ObservableCollection we can get exceptions like this: #14045 (comment)

Issues Resolved

API Changes

None

Platforms Affected

  • iOS

Behavioral/Visual Changes

None

Before/After Screenshots

Not applicable

Testing Procedure

  • Create a page with CollectionView and bind ItemsSource to ObservableCollection
  • Set IsVisible to false for the CollectionView
  • Add some items into the ObservableCollection
  • Set IsVisible to true for CollectionView
  • You will se, that the CollectionView doesn't show new items

PR Checklist

  • Targets the correct branch
  • Tests are passing (or failures are unrelated)

@jsuarezruiz jsuarezruiz requested a review from hartez July 1, 2021 19:20
@rmarinho rmarinho added this to Issue In progress in 5.0.0 SR 4 (Planning) via automation Jul 6, 2021
@rmarinho rmarinho moved this from Issue In progress to PR Needs Review in 5.0.0 SR 4 (Planning) Jul 6, 2021
@rotorgames rotorgames changed the title [iOS] Fix: CollectionView was not updating when it was invisible [iOS] Fix: CollectionView was not updating when it was invisible ** DON'T MERGE** Jul 9, 2021
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rotorgames commented Jul 9, 2021 •
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@hartez Don't merge, I would like to put more changes.
ETA: 1-2 days.

@rmarinho rmarinho added the DO-NOT-MERGE-!!! 🛑 This is in progress and needs to be updated before it can be merged. label Jul 9, 2021
@rotorgames
[iOS] Fix: NSInternalInconsistencyException Reason: request for numbe…
2343f15 
…r of items in section X when there are only X sections in the collection view when NumberOfItemsInSection is invoked
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@hartez done. Review this please.

@rotorgames rotorgames changed the title [iOS] Fix: CollectionView was not updating when it was invisible ** DON'T MERGE** [iOS] Fix: CollectionView was not updating when it was invisible Jul 11, 2021
@rmarinho rmarinho removed the DO-NOT-MERGE-!!! 🛑 This is in progress and needs to be updated before it can be merged. label Jul 12, 2021
@rmarinho rmarinho requested a review from hartez July 12, 2021 09:05
@rotorgames
Revert "[iOS] Fix: NSInternalInconsistencyException Reason: request f…
ce4f45b 
…or number of items in section X when there are only X sections in the collection view when NumberOfItemsInSection is invoked"

This reverts commit 2343f15.
@rotorgames
[iOS] Fix: Prevent NumberOfItemsInSection invoking if CollectionView …
863ff3c 
…is hidded to avoid "NSInternalInconsistencyException Reason: request for number of items in section X when there are only X sections"
@jfversluis jfversluis removed this from PR Needs Review in 5.0.0 SR 4 (Planning) Aug 24, 2021
@jfversluis jfversluis added this to Issues In Progress in 5.0.0 SR 5 (Planning) via automation Aug 24, 2021
@jfversluis jfversluis moved this from Issues In Progress to PR Needs Review in 5.0.0 SR 5 (Planning) Aug 24, 2021
@jfversluis jfversluis merged commit 64ab1c3 into xamarin:5.0.0 Aug 25, 2021
5.0.0 SR 5 (Planning) automation moved this from PR Needs Review to Done Aug 25, 2021
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Thanks for your very first contribution @rotorgames ! You should be proud! ✨

@jfversluis jfversluis mentioned this pull request Aug 30, 2021
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rmarinho added a commit that referenced this pull request Sep 20, 2021
@jsuarezruiz @Braini01
@rachelkang @mattleibow @mhrastegari @Transis-Felipe @rmarinho @jgoyvaerts @github-actions @tmijieux @hartez @mgoertz-msft @rotorgames @jfversluis @lee-m @PureWeen @filipnavara @memsranga @JunielKatarn
[Housekeeping] Update main branch with latest 5.0.0 changes (#14629)
70e311b 
* Fix 4143: improved Span region calculation (#13348) fixes #4143 fixes #6992 fixes #11650 fixes #7655 fixes #11657 fixes #10520 fixes #4829 

* improved span region calculation on android

* Remove unused code

* Nit: clean up comments

* Wrap in ScrollView for small screen compatibility

Co-authored-by: Tim Dittmar <Tim.Dittmar@Exxeta.com>
Co-authored-by: Rachel Kang <rachel.j.kang@gmail.com>
Co-authored-by: Rachel Kang <rachelkang@microsoft.com>

* Only check for netfx when not in a wapproj (#14402) fixes #13957

* [macOS] Update Switch renderer (#14334) fixes #14313

* [macOS] Update Switch renderer #14313

* [macOS] Update Switch renderer #14313

* [Android] Fix to Issue Java.Lang.IndexOutOfBoundsException: setSpan (#12764) Fix to Issue #12762

* Update EntryRenderer.cs

Fix to Issue #12762
Java.Lang.IndexOutOfBoundsException: setSpan (nn ... nn) ends beyond length n-1

* Fix to EntryRenderer.cs

* Update EntryRenderer.cs

* Update EntryRenderer.cs

Co-authored-by: Rui Marinho <me@ruimarinho.net>

* [Android] Fix ClearButton not working when changing the ClearButtonVisibility while the Entry field is focused (#13820) Fixes #13819

Co-authored-by: Javier Suárez <javiersuarezruiz@hotmail.com>

* Automated dotnet-format update (#14404)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

* Automated dotnet-format update (#14405)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

* fix memory leak (and some crashes) in ItemsViewController (iOS) (#14111)

* add unit test

* fix memory leak (and some crashes) in ItemsViewController (iOS)

* Update ItemsViewController.cs

Co-authored-by: Rui Marinho <me@ruimarinho.net>

* Enable ScrollTo tests for Android, UWP; implement ScrollTo with group index for Android (#13007)

* Remove inaccurate category

* Enable ScrollTo tests for Android/UWP; Implement grouped ScrollTo for Android

* Implement missing ScrollTo grouped item by index

* Exempt 3788 test from UWP

* Ignore test on UWP

Co-authored-by: Rui Marinho <me@ruimarinho.net>

* Fix type for case blueviolet (#14434)

The 'v' in this case was uppercase causing this typeconverter to reject BlueViolet as a valid color value. Fixes #AB1286706 [XVS]XLS0431: Invalid value for property 'BackgroundColor': 'BlueViolet'

* [iOS] Fix: CollectionView was not updating when it was invisible (#14384)

* [iOS] Fix: CollectionView was not updating when it was invisible

* [iOS] Fix: NSInternalInconsistencyException Reason: request for number of items in section X when there are only X sections in the collection view when NumberOfItemsInSection is invoked

* Revert "[iOS] Fix: NSInternalInconsistencyException Reason: request for number of items in section X when there are only X sections in the collection view when NumberOfItemsInSection is invoked"

This reverts commit 2343f15.

* [iOS] Fix: Prevent NumberOfItemsInSection invoking if CollectionView is hidded to avoid  "NSInternalInconsistencyException Reason: request for number of items in section X when there are only X sections"

* [iOS] Scroll locked issue using SwipeView (#12758)

* Fixed issue re-enabling the scroll

* Added repro sample

* Fixed also the swipe sensitive issue on iOS

Co-authored-by: Gerald Versluis <gerald.versluis@microsoft.com>

* Fix removed shadow in Thumb setting a custom color (#13166)

* [iOS] Fix crash/closing wrong modal with FormSheet and tap outside (#14527)

* Add repro + fix

* Update Issue12300.cs

* [Core] SwipeItem Parent using SwipeView in DataTemplate (#13385)

* Added repro sample

* Fix the issue

Co-authored-by: Gerald Versluis <gerald.versluis@microsoft.com>

* Fix Frame Background issue with transparent color (#14565)

* Fix broken disabled Button visual state in UWP (#14567)

Co-authored-by: Gerald Versluis <gerald.versluis@microsoft.com>

* Update Device.Idiom when flipping tablet mode state (#13150)

* [Android] Fix occasional wrong touch interception in SwipeView Content  (#13732)

* Fix wrong touch interception in SwipeView Content on Android

* Updated swipe delta

* Fix Entry issue using TextColor and ClearButton in iOS < 13 (#14566)

Co-authored-by: Gerald Versluis <gerald.versluis@microsoft.com>

* Fix issue using FormattedString and LineBreakMode on iOS (#14572)

Co-authored-by: Gerald Versluis <gerald.versluis@microsoft.com>

* Align BarBackground behavior between Android and iOS. (#13503)

* Automated dotnet-format update (#14570)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

* [Android] Update gradients based on offset changes in Frame and BoxView (#11812)

* Update gradients based on offset changes in Frame and BoxView on Android

* Updated the sample to test also the BoxView Brush offsets

* Fix NRE in ListView Command validation (#14580)

* [iOS] Fix inability to check an initially disabled RadioButton after enabling it (#14545)

* Listen for updates to IsEnabled on RadioButton to ensure that the tap gesture recogniser is added when the control is enabled

* Update Issue14544.cs

* Update test case

Co-authored-by: Gerald Versluis <gerald@verslu.is>

* Fix crash navigating in Shell (#14577)

* Androidx bumps (#14506)

* Update to Latest Android X Libraries

* - fix android forwarders

* Moar updates

Co-authored-by: Gerald Versluis <gerald@verslu.is>

* Validate issue 14433 (#14576)

* Added repro sample

* Updated sample

Co-authored-by: Gerald Versluis <gerald.versluis@microsoft.com>

* [iOS] Remove usage of System.Drawing types (#14571)

* Run nightly also for 5.0.0 branch

* Automated dotnet-format update (#14581)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

* Ordering children while adding (#8231)

* Ordering children while adding

* Abstract OrderElement

* Re-order on runtime child addition and Tests

* Runtime addition ensures Z Index

* Stop performance measurement on return

* Update VisualElementPackager.cs

Co-authored-by: Gerald Versluis <gerald@verslu.is>
Co-authored-by: Javier Suárez <javiersuarezruiz@hotmail.com>

* If stroke is null avoid render a shape stroke (#14587)

* Fix broken Android platform tests (#14590)

* Automated dotnet-format update (#14595)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

* [macOS] Fix RadioButton activated behaviour (#14139)

* Respond to Activated event

* Set initial control state based on element state

* Revert "Set initial control state based on element state"

This reverts commit 1bd1238.

* CollectionView RemainingItemsThreshold implementation for UWP (#14202)

* [Android] Fix building with Android stable bits (#14608)

* Set java sdk path

* Use class-parse

Co-authored-by: Braini01 <T_Dittmar@web.de>
Co-authored-by: Tim Dittmar <Tim.Dittmar@Exxeta.com>
Co-authored-by: Rachel Kang <rachel.j.kang@gmail.com>
Co-authored-by: Rachel Kang <rachelkang@microsoft.com>
Co-authored-by: Matthew Leibowitz <mattleibow@live.com>
Co-authored-by: MH Rastegari <42671084+mhrastegary77@users.noreply.github.com>
Co-authored-by: Felipe Silveira <felipe@transis.com.br>
Co-authored-by: Rui Marinho <me@ruimarinho.net>
Co-authored-by: Jonathan Goyvaerts <jonathan.goyvaerts@gmail.com>
Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: Thomas Mijieux <tmijieux@users.noreply.github.com>
Co-authored-by: E.Z. Hart <hartez@users.noreply.github.com>
Co-authored-by: Marco Goertz <mgoertz@microsoft.com>
Co-authored-by: Kirill <rotorgames@bk.ru>
Co-authored-by: Gerald Versluis <gerald.versluis@microsoft.com>
Co-authored-by: Lee Millward <lee.millward@gmail.com>
Co-authored-by: Gerald Versluis <gerald@verslu.is>
Co-authored-by: Shane Neuville <shneuvil@microsoft.com>
Co-authored-by: Filip Navara <filip.navara@gmail.com>
Co-authored-by: Shanmukha Ranganath <shanmukharanganath@gmail.com>
Co-authored-by: Julio César Rocha <JunielKatarn@users.noreply.github.com>
Co-authored-by: nk221 <kirill.n@gmail.com>
@jfversluis jfversluis mentioned this pull request Mar 2, 2022
Merged
@jfversluis jfversluis added maui-validated Issue/PR has been validated to not be an issue in .NET MAUI/PR has been opened/merged in .NET MAUI and removed needs-maui-validation labels Mar 2, 2022
@jsuarezruiz jsuarezruiz mentioned this pull request Mar 23, 2022
Merged
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[Bug][iOS] CollectionView filtering causes native crash
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