README.md

CollapsibleAppBar

A widget that has a collapsible app bar.

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Expanded	Collapsed

Getting started

Add dependency in your pubspec.yaml:

dependencies:
  collapsible_app_bar: ^0.1.4

Run flutter pub get to install the package.

Usage

To use this widget, you need to specify expendedHeight property which is the app bar's height when expanded, and the body widget which can be any widget you want to put under the app bar, it will scroll as the app bar collapse.

CollapsibleAppBar(
  shrinkTitle: 'Page Title',
  expandedHeight: 250,
  body: const Center(child: Text('body')),
)

For more detail, please go check the example.