GroupListView class

Inheritance

Constructors

GroupListView({Key? key, required ItemWidgetBuilder itemBuilder, required int sectionsCount, required SectionWidgetBuilder groupHeaderBuilder, required int countOfItemInSection(int section), ItemWidgetBuilder? separatorBuilder, SectionWidgetBuilder? sectionSeparatorBuilder, Axis scrollDirection = Axis.vertical, bool reverse = false, ScrollController? controller, bool? primary, ScrollPhysics? physics, bool shrinkWrap = false, EdgeInsetsGeometry? padding, double? itemExtent, bool addAutomaticKeepAlives = true, bool addRepaintBoundaries = true, bool addSemanticIndexes = true, double? cacheExtent, int? semanticChildCount, DragStartBehavior dragStartBehavior = DragStartBehavior.start})
const

Properties

addAutomaticKeepAlives → bool
Whether to wrap each child in an AutomaticKeepAlive.
final
addRepaintBoundaries → bool
Whether to wrap each child in a RepaintBoundary.
final
addSemanticIndexes → bool
Whether to wrap each child in an IndexedSemantics.
final
cacheExtent → double?
final
controller → ScrollController?
An object that can be used to control the position to which this scroll view is scrolled.
final
countOfItemInSection → int Function(int section)
Function which returns the number of items(rows) in a specified section.
final
dragStartBehavior → DragStartBehavior
Determines the way that drag start behavior is handled.
final
groupHeaderBuilder → SectionWidgetBuilder
Function which returns an Widget which defines the section header for each group.
final
hashCode → int
The hash code for this object.
no setterinherited
itemBuilder → ItemWidgetBuilder
Function which returns an Widget which defines the item at the specified IndexPath.
final
itemExtent → double?
If non-null, forces the children to have the given extent in the scroll direction.
final
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
padding → EdgeInsetsGeometry?
The amount of space by which to inset the children.
final
physics → ScrollPhysics?
How the scroll view should respond to user input.
final
primary → bool?
Whether this is the primary scroll view associated with the parent PrimaryScrollController.
final
reverse → bool
Whether the scroll view scrolls in the reading direction.
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
scrollDirection → Axis
The axis along which the scroll view scrolls.
final
sectionsCount → int
The number of sections in the ListView.
final
sectionSeparatorBuilder → SectionWidgetBuilder?
Function which returns an Widget which defines the separator at the specified section.
final
semanticChildCount → int?
The number of children that will contribute semantic information.
final
separatorBuilder → ItemWidgetBuilder?
Function which returns an Widget which defines the separator at the specified IndexPath.
final
shrinkWrap → bool
Whether the extent of the scroll view in the scrollDirection should be determined by the contents being viewed.
final

Methods

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