BadExpandable class

Expandable panel with self-maintained open state.

Inheritance

Constructors

BadExpandable.new({Key? key, bool initialOpen = true, ValueChanged<bool>? onChanged, double gap = 0, required Widget headerBuilder(bool open), required Widget child})
const

Properties

child Widget
Widget to be displayed when the panel is open.
final
gap double
Gap between the header and the child.
final
hashCode int
The hash code for this object.
no setterinherited
headerBuilder Widget Function(bool open)
Builder for the header widget.
final
initialOpen bool
Whether the panel is open initially.
final
key Key?
Controls how one widget replaces another widget in the tree.
finalinherited
onChanged ValueChanged<bool>?
Callback when the open state changed.
final
runtimeType Type
A representation of the runtime type of the object.
no setterinherited

Methods

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