RefreshableDataView<T> class

An implementation of UpdatableDataView for refreshable data, including RefreshIndicator, PlaceholderText, Scrollbar and some scroll views, such as ListView, SliverList with CustomScrollView, MasonryGridView, SliverMasonryGrid with CustomScrollView.

Inheritance

• Object
• DiagnosticableTree
• Widget
• StatefulWidget
• UpdatableDataView<T>
• RefreshableDataView

Implementers

• RefreshableGridView
• RefreshableListView
• RefreshableMasonryGridView
• RefreshableSliverGridView
• RefreshableSliverListView
• RefreshableSliverMasonryGridView

Constructors

RefreshableDataView({Key? key, required List<T> data, required UpdatableDataViewStyle style, required Future<List<T>> getData(), UpdatableDataViewSetting<T> setting = const UpdatableDataViewSetting(), ScrollController? scrollController, required Widget itemBuilder(BuildContext, int, T), UpdatableDataViewExtraWidgets? extra, Widget? separator, bool? useOverlapInjector = false, SliverGridDelegate? gridDelegate, int? crossAxisCount = 2, double? mainAxisSpacing = 0.0, double? crossAxisSpacing = 0.0, Widget customViewBuilder(BuildContext context, RefreshableDataView<T> view)?})

Creates a RefreshableDataView with given style and all properties.

const

RefreshableDataView.customView({Key? key, required List<T> data, required Future<List<T>> getData(), UpdatableDataViewSetting<T> setting = const UpdatableDataViewSetting(), ScrollController? scrollController, required Widget itemBuilder(BuildContext, int, T), UpdatableDataViewExtraWidgets? extra, Widget? separator, bool? useOverlapInjector = false, SliverGridDelegate? gridDelegate, int? crossAxisCount = 2, double? mainAxisSpacing = 0.0, double? crossAxisSpacing = 0.0, required Widget customViewBuilder(BuildContext context, RefreshableDataView<T> view)?})

Creates a RefreshableDataView with given UpdatableDataViewStyle.customView.

const

RefreshableDataView.gridView({Key? key, required List<T> data, required Future<List<T>> getData(), UpdatableDataViewSetting<T> setting = const UpdatableDataViewSetting(), ScrollController? scrollController, required Widget itemBuilder(BuildContext, int, T), UpdatableDataViewExtraWidgets? extra, SliverGridDelegate? gridDelegate})

Creates a RefreshableDataView with given UpdatableDataViewStyle.gridView.

const

RefreshableDataView.listView({Key? key, required List<T> data, required Future<List<T>> getData(), UpdatableDataViewSetting<T> setting = const UpdatableDataViewSetting(), ScrollController? scrollController, required Widget itemBuilder(BuildContext, int, T), UpdatableDataViewExtraWidgets? extra, Widget? separator})

Creates a RefreshableDataView with given UpdatableDataViewStyle.listView.

const

RefreshableDataView.masonryGridView({Key? key, required List<T> data, required Future<List<T>> getData(), UpdatableDataViewSetting<T> setting = const UpdatableDataViewSetting(), ScrollController? scrollController, required Widget itemBuilder(BuildContext, int, T), UpdatableDataViewExtraWidgets? extra, int? crossAxisCount = 2, double? mainAxisSpacing = 0.0, double? crossAxisSpacing = 0.0})

Creates a RefreshableDataView with given UpdatableDataViewStyle.masonryGridView.

const

RefreshableDataView.sliverGridView({Key? key, required List<T> data, required Future<List<T>> getData(), UpdatableDataViewSetting<T> setting = const UpdatableDataViewSetting(), ScrollController? scrollController, required Widget itemBuilder(BuildContext, int, T), UpdatableDataViewExtraWidgets? extra, bool? useOverlapInjector = false, SliverGridDelegate? gridDelegate})

Creates a RefreshableDataView with given UpdatableDataViewStyle.sliverGridView.

const

RefreshableDataView.sliverListView({Key? key, required List<T> data, required Future<List<T>> getData(), UpdatableDataViewSetting<T> setting = const UpdatableDataViewSetting(), ScrollController? scrollController, required Widget itemBuilder(BuildContext, int, T), UpdatableDataViewExtraWidgets? extra, Widget? separator, bool? useOverlapInjector = false})

Creates a RefreshableDataView with given UpdatableDataViewStyle.sliverListView.

const

RefreshableDataView.sliverMasonryGridView({Key? key, required List<T> data, required Future<List<T>> getData(), UpdatableDataViewSetting<T> setting = const UpdatableDataViewSetting(), ScrollController? scrollController, required Widget itemBuilder(BuildContext, int, T), UpdatableDataViewExtraWidgets? extra, bool? useOverlapInjector = false, int? crossAxisCount = 2, double? mainAxisSpacing = 0.0, double? crossAxisSpacing = 0.0})

Creates a RefreshableDataView with given UpdatableDataViewStyle.sliverMasonryGridView.

const

Properties

crossAxisCount → int?

The crossAxisCount for MasonryGridView and SliverMasonryGrid, defaults to 2.

final

crossAxisSpacing → double?

The crossAxisSpacing for MasonryGridView and SliverMasonryGrid, defaults to 0.0.

final

customViewBuilder → (Widget Function(BuildContext context, RefreshableDataView<T> view)?)

The customViewBuilder for UpdatableDataViewStyle.customView.

final

data → List<T>

The list of data.

final

extra → UpdatableDataViewExtraWidgets?

The extra widgets around ScrollView.

final

getData → Future<List<T>> Function()

The function to get list data.

final

gridDelegate → SliverGridDelegate?

The gridDelegate for GridView and SliverGrid, defaults to SliverGridDelegateWithFixedCrossAxisCount(crossAxisCount: 2).

final

hashCode → int

The hash code for this object.

no setter, inherited

itemBuilder → Widget Function(BuildContext, int, T)

The itemBuilder for ScrollView.

final

key → Key?

Controls how one widget replaces another widget in the tree.

final, inherited

mainAxisSpacing → double?

The mainAxisSpacing for MasonryGridView and SliverMasonryGrid, defaults to 0.0.

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

scrollController → ScrollController?

The controller for ScrollView.

final

separator → Widget?

The separator for ListView and SliverList.

final

setting → UpdatableDataViewSetting<T>

The display and behavior setting.

final

style → UpdatableDataViewStyle

The data display style.

final

useOverlapInjector → bool?

The switcher to use SliverOverlapInjector in the top of sliver widgets, defaults to false.

final

Methods

createElement() → StatefulElement

Creates a StatefulElement to manage this widget's location in the tree.

inherited

createState() → RefreshableDataViewState<T>

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