DuelingPicklist<T extends Object> class
A dueling-picklist is used to move options between two lists and is often referred to as a multi-select.
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatefulWidget
- DuelingPicklist
Constructors
-
DuelingPicklist({Key? key, List<
T> available = const <Never>[], Widget availableLabel = const Text('Available'), String displayStringForItem(T) = _defaultStringForItem, double height = 240.0, Widget? label, ValueChanged<List< ? onAvailableChanged, ValueChanged<T> >List< ? onSelectedChanged, int onSort(T a, T b)?, List<T> >T> selected = const <Never>[], Widget selectedLabel = const Text('Selected'), double spacing = 16.0}) -
A dueling-picklist is used to move options between
two lists and is often referred to as a multi-select.
const
Properties
-
available
→ List<
T> -
The list of available items.
final
- availableLabel → Widget
-
A label above the available items.
final
- displayStringForItem → String Function(T)
-
A callback used to display a string for an item.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- height → double
-
The height of the picklists.
final
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- label → Widget?
-
A optional label to describe the picklists.
final
-
onAvailableChanged
→ ValueChanged<
List< ?T> > -
Called when the available items change.
final
-
onSelectedChanged
→ ValueChanged<
List< ?T> > -
Called when the selected items change.
final
- onSort → (int Function(T a, T b)?)
-
How the items should be sorted.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
-
selected
→ List<
T> -
The list of selected items.
final
- selectedLabel → Widget
-
A label above the selected items.
final
- spacing → double
-
The spacing between the arrows and the picklists.
final
Methods
-
createElement(
) → StatefulElement -
Creates a StatefulElement to manage this widget's location in the tree.
inherited
-
createState(
) → State< DuelingPicklist< T> > -
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