InfiniteScrollFuture class Null safety

A Widget to load data on demand within scrollable Widgets

Inheritance

Constructors

InfiniteScrollFuture({Key? key, required AsyncCallback onReloadRequest, required ScrollWidgetBuilder builder, ScrollController? scrollController, double positionToReload = 0.8})
const

Properties

builder ScrollWidgetBuilder
final
hashCode int
The hash code for this object. [...]
@nonVirtual, read-only, inherited
key Key?
Controls how one widget replaces another widget in the tree. [...]
final, inherited
onReloadRequest AsyncCallback
onReloadRequest is called when _scrollController.position.pixels > positionToReload * _scrollController.position.maxScrollExtent
final
positionToReload double
Defines the position to call onReloadRequest in percentage.
final
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited
scrollController ScrollController?
The scrollController is required to get the current scroll offset and calculate when to reload additional data;
final

Methods

createElement() StatefulElement
Creates a StatefulElement to manage this widget's location in the tree. [...]
inherited
createState() State<InfiniteScrollFuture>
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. [...]
@protected, inherited
debugFillProperties(DiagnosticPropertiesBuilder properties) → void
Add additional properties associated with the node. [...]
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent 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. [...]
@nonVirtual, inherited