AppendIndicator class

An indicator widget which is similar with RefreshIndicator, uses LinearProgressIndicator shown in the bottom of view as indicator, mainly used for showing append information.

Inheritance

Constructors

AppendIndicator({Key? key, required Widget child, required AppendCallback onAppend, double? minHeight = _kMinimumIndicatorHeight, Color? backgroundColor, Color? color, Animation<Color?>? valueColor, ScrollNotificationPredicate? notificationPredicate = defaultScrollNotificationPredicate})
const

Properties

backgroundColor → Color?
The background color of this indicator.
final
child → Widget
The widget below this widget in the tree.
final
color → Color?
The color of this indicator, and this is only used if valueColor is null.
final
hashCode → int
The hash code for this object.
no setterinherited
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
minHeight → double?
The min height of this indicator, defaults to 5dp.
final
notificationPredicate → ScrollNotificationPredicate?
The check that specifies whether a ScrollNotification should be handled by this widget, defaults to defaultScrollNotificationPredicate.
final
onAppend → AppendCallback
The function that is called when appending.
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
valueColor → Animation<Color?>?
The value color of this indicator.
final

Methods

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