StretchyHeaderBase class

Inheritance
Implementers

Constructors

StretchyHeaderBase({Key? key, required HeaderData headerData, required HeaderListViewBuilder listBuilder, double? displacement, VoidCallback? onRefresh})
const

Properties

displacement → double
The distance from the child's top or bottom edge to where the refresh indicator will settle. During the drag that exposes the refresh indicator, its actual displacement may significantly exceed this value.
final
hashCode → int
The hash code for this object.
no setterinherited
headerData → HeaderData
Header parameters describing how the header will be displayed
final
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
listBuilder → HeaderListViewBuilder
This function should build a ListView passing to it provided controller, padding, physics and make provided topWidget its first child
final
onRefresh → VoidCallback?
A function that's called when the user has dragged the stretechy header far enough to demonstrate that they want the app to refresh.
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited

Methods

createElement() → StatefulElement
Creates a StatefulElement to manage this widget's location in the tree.
inherited
createState() → _StretchyHeaderBaseState
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}) → 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