TreeView class
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatefulWidget
- TreeView
Constructors
-
TreeView({Key? key, required List<
TreeNodeData> data, dynamic onTap(TreeNodeData node)?, void onCheck(bool checked, TreeNodeData node)?, void onLoad(TreeNodeData node)?, void onExpand(TreeNodeData node)?, void onCollapse(TreeNodeData node)?, void onAppend(TreeNodeData node, TreeNodeData parent)?, void onRemove(TreeNodeData node, TreeNodeData parent)?, TreeNodeData append(TreeNodeData parent)?, Future<List< load(TreeNodeData parent)?, bool lazy = false, double offsetLeft = 24.0, bool showFilter = false, bool showActions = false, bool showCheckBox = false, Widget icon = const Icon(Icons.expand_more, size: 16.0)})TreeNodeData> > -
const
Properties
- append → (TreeNodeData Function(TreeNodeData parent)?)
-
final
-
data
→ List<
TreeNodeData> -
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- icon → Widget
-
final
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- lazy → bool
-
final
-
load
→ (Future<
List< Function(TreeNodeData parent)?)TreeNodeData> > -
final
- offsetLeft → double
-
final
- onAppend → (void Function(TreeNodeData node, TreeNodeData parent)?)
-
final
- onCheck → (void Function(bool checked, TreeNodeData node)?)
-
final
- onCollapse → (void Function(TreeNodeData node)?)
-
final
- onExpand → (void Function(TreeNodeData node)?)
-
final
- onLoad → (void Function(TreeNodeData node)?)
-
final
- onRemove → (void Function(TreeNodeData node, TreeNodeData parent)?)
-
final
- onTap → (dynamic Function(TreeNodeData node)?)
-
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- showActions → bool
-
final
- showCheckBox → bool
-
final
- showFilter → bool
-
final
Methods
-
createElement(
) → StatefulElement -
Creates a StatefulElement to manage this widget's location in the tree.
inherited
-
createState(
) → State< TreeView> -
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