AntdScrollPositionedBase<T, Style extends AntdStyle, WidgetType, Controller extends AntdScrollPositionController<T>> class abstract

Inheritance
Implementers

Constructors

AntdScrollPositionedBase.new({Key? key, Style? style, AntdStyleBuilder<Style, WidgetType>? styleBuilder, Controller? controller, bool vertical = true, bool reversed = false, ScrollPhysics? physics = const BouncingScrollPhysics(), DragStartBehavior dragStartBehavior = DragStartBehavior.start, ScrollBehavior? scrollBehavior, double cacheExtent = 1.5, CacheExtentStyle cacheExtentStyle = CacheExtentStyle.viewport, Duration? throttle, bool? shrinkWrap, double? edgeThreshold, AntdOnScrollEdge? onEdgeReached, List<Widget>? headers, List<Widget>? footers, List<T> items = const [], AntdScrollItemBuilder<T, Controller>? itemBuilder, bool virtual = false, AntdScrollItemFit fit = AntdScrollItemFit.child, AntdEdge? alignment, AntdItemPositionListener<T>? onItemPosition, SliverGridDelegate? gridDelegate, double? viewportOffset})
const

Properties

alignment AntdEdge?
根据方向自动优化视图边界
final
cacheExtent double
预渲染区域大小
finalinherited
cacheExtentStyle CacheExtentStyle
预渲染区域计算方式
finalinherited
controller → Controller?
控制器
finalinherited
dragStartBehavior DragStartBehavior
拖动开始行为
finalinherited
edgeThreshold double?
触边阈值 (0-1表示百分比)
finalinherited
fit AntdScrollItemFit
自动适配策略
final
footers List<Widget>?
尾部的sliver
final
gridDelegate SliverGridDelegate?
宫格排列
final
hashCode int
The hash code for this object.
no setterinherited
headers List<Widget>?
头部的sliver
final
itemBuilder AntdScrollItemBuilder<T, Controller>?
数据构造器
final
items List<T>
滚动的数据
final
key Key?
Controls how one widget replaces another widget in the tree.
finalinherited
onEdgeReached AntdOnScrollEdge?
当触碰到边界时的回调
finalinherited
onItemPosition AntdItemPositionListener<T>?
item变更事件
final
physics ScrollPhysics?
滚动物理效果
finalinherited
reversed bool
是否反向滚动
finalinherited
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
scrollBehavior ScrollBehavior?
滚动行为
finalinherited
shrinkWrap bool?
自动扩展高度
finalinherited
slivers List<Widget>?
子组件
finalinherited
style → Style?
样式
finalinherited
styleBuilder AntdStyleBuilder<Style, WidgetType>?
动态样式
finalinherited
throttle Duration?
滚动事件节流时长
finalinherited
vertical bool
滚动方向
finalinherited
viewportOffset double?
偏移位置
final
virtual bool
启动虚拟滚动
final

Methods

createElement() StatefulElement
Creates a StatefulElement to manage this widget's location in the tree.
inherited
createState() State<StatefulWidget>
Creates the mutable state for this widget at a given location in the tree.
inherited
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
getDefaultStyle(BuildContext context, AntdTheme theme, AntdMapToken token) → Style
inherited
getFinalStyle(BuildContext context, Style style, AntdMapToken token) → Style
inherited
getInputStyle(BuildContext context) → Style?
inherited
getStyle(BuildContext context) → Style
inherited
getStyleBuilder(BuildContext context) AntdStyleBuilder<Style, WidgetType>?
inherited
getThemeStyle(BuildContext context, AntdTheme theme) AntdStyleBuilder<Style, WidgetType>?
inherited
getWidget(BuildContext context) → WidgetType
inherited
margeStyle(Style defaultStyle, Style? style) → Style
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, int wrapWidth = 65}) 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