ListTreeView class

ListTreeView based on ListView. ListView is the most commonly used scrolling widget. It displays its children one after another in the scroll direction. In the cross axis, the children are required to fill the ListView. The default constructor takes takes an IndexedBuilder of children.which builds the children on demand.

Inheritance

Constructors

ListTreeView({required IndexedBuilder itemBuilder, PressCallback? onTap, PressCallback? onLongPress, TreeViewController? controller, bool toggleNodeOnTap = true, bool shrinkWrap = false, bool removeTop = true, bool removeBottom = true, bool reverse = false, EdgeInsetsGeometry padding = const EdgeInsets.all(0)})

Properties

controller → TreeViewController?
final
hashCode → int
The hash code for this object.
no setterinherited
itemBuilder → IndexedBuilder
final
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
onLongPress → PressCallback?
final
onTap → PressCallback?
final
padding → EdgeInsetsGeometry
final
removeBottom → bool
final
removeTop → bool
final
reverse → bool
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
shrinkWrap → bool
final
toggleNodeOnTap → bool
If false you have to explicitly expand or collapse nodes.
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.
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