An item in a TwoLevelList that can expand and collapse.
A two-level sublist is similar to a ListItem, but the trailing widget is a button that expands or collapses a sublist of items.
See also:
- Inheritance
- Object
- Widget
- StatefulWidget
- TwoLevelSublist
Constructors
-
TwoLevelSublist({Key key, Widget leading, @required Widget title, Color backgroundColor, ValueChanged<bool> onOpenChanged, List<Widget> children: const
[] }) -
Creates an item in a two-level list that can expland and collapse.
Properties
- backgroundColor → Color
-
The color to display behind the sublist when expanded.
read-only - children → List<Widget>
-
The widgets that are displayed when the sublist expands.
read-only - leading → Widget
-
A widget to display before the title.
read-only - onOpenChanged → ValueChanged<bool>
-
Called when the sublist expands or collapses.
read-only - title → Widget
-
The primary content of the list item.
read-only - hashCode → int
-
Get a hash code for this object.
read-only, inherited - key → Key
-
Controls how one widget replaces another widget in the tree.
read-only, inherited - runtimeType → Type
-
A representation of the runtime type of the object.
read-only, inherited
Operators
-
operator ==(
other) → bool -
The equality operator.
inherited
Methods
-
createState(
) → _TwoLevelSublistState -
Creates the mutable state for this widget at a given location in the tree.
-
createElement(
) → StatefulElement -
Creates a StatefulElement to manage this widget's location in the tree.
inherited -
debugFillDescription(
List<String> description) → void -
Add additional information to the given description for use by toString.
inherited -
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a non-existent method or property is accessed.
inherited -
toString(
) → String -
Returns a string representation of this object.
inherited -
toStringShort(
) → String -
A short, textual description of this widget.
inherited