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A widget for observing data related to the child widgets being displayed in a scrollview.

1.6.1 #

  • Fix lib not working when shrinkWrap is true in scrollView.

1.6.0 #

  • Chat Observer
    • Add onHandlePositionCallback.

1.5.1 #

  • Fix scrollView being stuck when child widget get [size].

1.5.0 #

  • Chat Observer
    • Quickly implement the chat session page effect.
  • Scrolling to the specified index location
    • Add the property [cacheJumpIndexOffset].

1.4.0 #

  • Scrolling to the specified index location
    • New alignment paramter in the jumpTo and animateTo methods.
    • Fixed a bug that caused scrolling to the first child to jitter when using offset paramter.

1.3.0 #

  • Scrolling to the specified index location supports the SliverPersistentHeader.
  • Add ObserverUtils
    • Method calcPersistentHeaderExtent: Calculate current extent of RenderSliverPersistentHeader.
    • Method calcAnchorTabIndex: Calculate the anchor tab index.

1.2.0 #

  • The jumpTo and animateTo methods add an isFixedHeight parameter to optimize performance when the child widget is of fixed height
  • Add the properties [leadingMarginToViewport] and [trailingMarginToViewport]
  • Support mixing usage of SliverList and SliverGrid

1.1.0 #

  • Supports scrolling to the specified index location

1.0.1 #

  • Delete useless code

1.0.0 #

  • Implements a way to use without sliver [BuildContext]
  • Change [onObserve] to [onObserveAll], and add a new [onObserve] callback to listen for changes in the child widget display of the first sliver
  • Add [ObserverController]

0.1.0 #

  • Support GridView
  • Support the horizontal

0.0.1 #

  • Initial release
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Publisher

verified publisherfullstackaction.com

A widget for observing data related to the child widgets being displayed in a scrollview.

Repository (GitHub)
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License

unknown (LICENSE)

Dependencies

flutter

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