Feature request: TabBarView.builder
Open
c: proposal
p: material_ui
P3
package
team-design
triaged-design
- Dominant language
- Dart
- Stars
- 179k
- Forks
- 31.1k
- PR merge metrics
- PR metrics pending
Description
We have `PageView.builder` however we do not have `TabBarView.builder`.
### Rationale
Context: My specific app's PageView/TabBarView needs around 800k children.
The reason I would like TabBarView.builder is due to the way that TabBarView and PageView handle animating to pages. `TabBarView` simply animates along the axis by 1 page regardless of which page you are animating to -this means there are no unnecessary page builds. `PageView` however animates the entire range of pages between the current page and the desired page. When handling such a large number of pages this because unfeasible.
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NB: This was requested by in 2019 (#26957) but locked due to inactivity.
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Assessment
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