feat(repeater-native): add empty content #26
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
This PR contains
What is the purpose of this PR?
Repeaters show a list with values; when there is no value, often users require a hint/message that there is no data available.
This PR enables the user to configure the content shown when the list is empty. This simplifies the modelling.
Similar to the Gallery Widget https://github.com/mendix/native-widgets/blob/main/packages/pluggableWidgets/gallery-native/src/Gallery.xml#L59
Before this PR. You have to create a surrounding context, counting the results in advance. The context needed to be refreshed when the count changed to 0.
We use this widgets in many place, as the other data container widget like list view and repeater are not usable inside a scroll container, because the generate errors: VirtualizedLists should never be nested inside plain ScrollViews