S2SingleSelection<T> class
- Inheritance
-
- Mixed-in types
-
Properties
-
choice
↔ S2Choice<T>?
-
Returns the choice item(s)
covariantgetter/setter pairoverride
-
error
↔ String
-
Validation error message
getter/setter pairinherited
-
group
→ String?
-
Returns
choice.group
no setterinherited
-
hashCode
→ int
-
The hash code for this object.
no setterinherited
-
hasListeners
→ bool
-
Whether any listeners are currently registered.
no setterinherited
-
initial
↔ S2Choice<T>?
-
The initial selection
covariantfinalgetter/setter pairinherited-setteroverride-getter
-
isEmpty
→ bool
-
Returns
true if there are no values in the chosen data
no setterinherited
-
isNotEmpty
→ bool
-
Returns
true if there is at least one value in the chosen data
no setterinherited
-
isNotValid
→ bool
-
Returns true when the selection is not valid
no setterinherited
-
isValid
→ bool
-
Returns true when the selection is valid
no setterinherited
-
length
→ int
-
Returns the length of the choice
no setterinherited
-
runtimeType
→ Type
-
A representation of the runtime type of the object.
no setterinherited
-
subtitle
→ String?
-
Returns
choice.subtitle
no setterinherited
-
title
→ String?
-
Returns
choice.title
no setterinherited
-
validation
↔ S2Validation<S2SingleChosen<T>>?
-
A function used to validate the selection
covariantfinalgetter/setter pairinherited-setteroverride-getter
-
value
→ T
-
Returns
choice.value
no setterinherited
Methods
-
addListener(VoidCallback listener)
→ void
-
Register a closure to be called when the object changes.
inherited
-
clear()
→ void
-
Removes all choice(s) from the selection
override
-
dispose()
→ void
-
Discards any resources used by the object. After this is called, the
object is not in a usable state and should be discarded (calls to
addListener will throw after the object is disposed).
inherited
-
has(S2Choice<T> choice)
→ bool
-
Returns
true if the chosen contains the supplied choice item
inherited
-
hasAll(List<S2Choice<T>> choices)
→ bool
-
Returns `true if the chosen has every of the supplied choice items
inherited
-
hasAny(List<S2Choice<T>> choices)
→ bool
-
Returns
true if the chosen has any of the supplied choice items
inherited
-
noSuchMethod(Invocation invocation)
→ dynamic
-
Invoked when a nonexistent method or property is accessed.
inherited
-
notifyListeners()
→ void
-
Call all the registered listeners.
inherited
-
removeListener(VoidCallback listener)
→ void
-
Remove a previously registered closure from the list of closures that are
notified when the object changes.
inherited
-
reset()
→ void
-
Reset the current selection to the initial selection
override
-
select(S2Choice<T> choice, {bool selected = true})
→ void
-
Select or unselect a choice
override
-
toString()
→ String
-
A string representation of this object.
override
-
toWidget()
→ Widget
-
Return a Text widget from toString
inherited
-
validate()
→ void
-
Validate the selection
override
