TolyTree<T> class

树形组件

Inheritance

Constructors

TolyTree({Key? key, required List<TreeNode<T>> nodes, required Widget nodeBuilder(TreeNode<T>), dynamic onTap(TreeNode<T>)?, dynamic onExpand(TreeNode<T>)?, Future<List<TreeNode<T>>> loadData(TreeNode<T>)?, double? height, double indent = 24.0, Widget? expandIcon, Widget? collapseIcon, Duration animationDuration = const Duration(milliseconds: 200), Curve animationCurve = Curves.easeInOut, bool showConnectingLines = false, Color? connectingLineColor, double connectingLineWidth = 1.0})
const

Properties

animationCurve Curve
final
animationDuration Duration
final
collapseIcon Widget?
final
connectingLineColor Color?
final
connectingLineWidth double
final
expandIcon Widget?
final
hashCode int
The hash code for this object.
no setterinherited
height double?
final
indent double
final
key Key?
Controls how one widget replaces another widget in the tree.
finalinherited
loadData Future<List<TreeNode<T>>> Function(TreeNode<T>)?
final
nodeBuilder Widget Function(TreeNode<T>)
final
nodes List<TreeNode<T>>
final
onExpand → dynamic Function(TreeNode<T>)?
final
onTap → dynamic Function(TreeNode<T>)?
final
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
showConnectingLines bool
final

Methods

createElement() StatefulElement
Creates a StatefulElement to manage this widget's location in the tree.
inherited
createState() State<TolyTree<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, 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