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
-
- Object
- DiagnosticableTree
- Widget
- StatefulWidget
- ListTreeView
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
falseyou 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