AppBarConnection class

Introduction

Synchronize appbars with Scrollable to configure dynamic appbar behavior by nested scroll for your cool and sexy, wonderful application.

See Also, And all of this can be implemented as a single Scrollable.

Usage

How to use this widget?

AppBarConnection(
  appBars: [ ...AppBar, ...AppBar.builder ],
  child: ... // the widget you want.
);
Inheritance

Constructors

AppBarConnection({Key? key, required List<AppBar> appBars, required Widget child, AppbarPropagation propagation = AppbarPropagation.next, NestedScrollConnectionPropagation nestedPropagation = NestedScrollConnectionPropagation.directional, AppBarController? controller, NestedScrollController? scrollController})
const

Properties

appBars List<AppBar>
final
child Widget
final
controller AppBarController?
The controller that defines states(AppBarPosition) and other features of the appbar.
final
hashCode int
The hash code for this object.
no setterinherited
key Key?
Controls how one widget replaces another widget in the tree.
finalinherited
nestedPropagation NestedScrollConnectionPropagation
The enumeration that defines the propagation type of the nested scroll connection.
final
propagation AppbarPropagation
final
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
scrollController NestedScrollController?
The controller that defines scroll controller of PrimaryScrollController.
final

Methods

createElement() StatefulElement
Creates a StatefulElement to manage this widget's location in the tree.
inherited
createState() State<AppBarConnection>
Creates the mutable state for this widget at a given location in the tree.
override
debugDescribeChildren() List<DiagnosticsNode>
Returns a list of DiagnosticsNode objects describing this node's children.
inherited
debugFillProperties(DiagnosticPropertiesBuilder properties) → void
Add additional properties associated with the node.
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
toDiagnosticsNode({String? name, DiagnosticsTreeStyle? style}) DiagnosticsNode
Returns a debug representation of the object that is used by debugging tools and by DiagnosticsNode.toStringDeep.
inherited
toString({DiagnosticLevel minLevel = DiagnosticLevel.info}) String
A string representation of this object.
inherited
toStringDeep({String prefixLineOne = '', String? prefixOtherLines, DiagnosticLevel minLevel = DiagnosticLevel.debug, int wrapWidth = 65}) String
Returns a string representation of this node and its descendants.
inherited
toStringShallow({String joiner = ', ', DiagnosticLevel minLevel = DiagnosticLevel.debug}) String
Returns a one-line detailed description of the object.
inherited
toStringShort() String
A short, textual description of this widget.
inherited

Operators

operator ==(Object other) bool
The equality operator.
inherited

Static Methods

of(BuildContext context) AppBarConnectionState?
Finds the ancestor AppBarConnectionState from the closest instance of this class that encloses the given context.