State for a TabBarSelection widget.
Subclasses of TabBarSelection typically use State objects that extend this class.
- Inheritance
- Object
- State<TabBarSelection<T>>
- TabBarSelectionState
- Mixes-in
- SingleTickerProviderStateMixin
Constructors
Properties
- animation → Animation<double>
-
An animation that updates as the selected tab changes.
read-only - index → int
-
The index of the currently selected value.
read-only - previousIndex → int
-
The index of the previoulsy selected value.
read-only - previousValue → T
-
The previously selected value.
read-only - value → T
-
The currently selected value.
read / write - valueIsChanging → bool
-
Whether the tab selection is in the process of animating from one value to another.
read-only - values → List<T>
-
The list of possible values that the selection can obtain.
read-only - config → TabBarSelection<T>
-
The current configuration.
read-only, inherited - context → BuildContext
-
The location in the tree where this widget builds.
read-only, inherited - hashCode → int
-
Get a hash code for this object.
read-only, inherited - mounted → bool
-
Whether this
Stateobject is currently in a 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
-
addAnimationListener(
TabBarSelectionAnimationListener listener) → void -
Calls listener methods every time the value or status of the selection animation changes.
-
build(
BuildContext context) → Widget -
Describes the part of the user interface represented by this widget.
-
deactivate(
) → void -
Called when this object is removed from the tree.
-
didUpdateConfig(
TabBarSelection<T> oldConfig) → void -
Called whenever the configuration changes.
-
indexOf(
T tabValue) → int -
The index of a given value in values.
-
initState(
) → void -
Called when this object is inserted into the tree.
-
removeAnimationListener(
TabBarSelectionAnimationListener listener) → void -
Stop calling listener methods every time the value or status of the animation changes.
-
createTicker(
TickerCallback onTick) → Ticker -
Creates a ticker with the given callback.
inherited -
debugFillDescription(
List<String> description) → void -
Add additional information to the given description for use by
toString.inherited -
dependenciesChanged(
) → void -
Called when a dependency of this
Stateobject changes.inherited -
dispose(
) → void -
Called when this object is removed from the tree permanently.
inherited -
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a non-existent method or property is accessed.
inherited -
reassemble(
) → void -
Called whenever the application is reassembled during debugging.
inherited -
setState(
VoidCallback fn) → void -
Notify the framework that the internal state of this object has changed.
inherited -
toString(
) → String -
Returns a string representation of this object.
inherited