Expander class - expander library

Constructors

Expander({required Component header, required Component child, bool initiallyExpanded = false, void onExpansionChanged(bool expanded)?, Component? leading, bool showIcon = true, EdgeInsets? contentPadding, bool maintainState = true, Key? key}): const

child → Component: Expandable content
final
contentPadding → EdgeInsets?: Custom padding for the content
final
hashCode → int: The hash code for this object.
no setterinherited
header → Component: Header content (always visible)
final
initiallyExpanded → bool: Whether initially expanded
final
key → Key?: Controls how one component replaces another component in the tree.
finalinherited
leading → Component?: Custom leading icon
final
maintainState → bool: Whether to maintain child state when collapsed
final
onExpansionChanged → void Function(bool expanded)?: Callback when expansion changes
final
runtimeType → Type: A representation of the runtime type of the object.
no setterinherited
showIcon → bool: Whether to show the expansion icon
final

createElement() → Element: Creates a StatefulElement to manage this component's location in the tree.
inherited
createState() → State<Expander>: Creates the mutable state for this component at a given location in the tree.
override
noSuchMethod(Invocation invocation) → dynamic: Invoked when a nonexistent method or property is accessed.
inherited
toString() → String: A string representation of this object.
inherited