TypeAheadFormField<T> class

A FormField implementation of TypeAheadField, that allows the value to be saved, validated, etc.

See also:

Constructors

TypeAheadFormField({Key key, String initialValue, bool getImmediateSuggestions: false bool autovalidate: false FormFieldSetter<String> onSaved, FormFieldValidator<String> validator, ErrorBuilder errorBuilder, WidgetBuilder noItemsFoundBuilder, WidgetBuilder loadingBuilder, Duration debounceDuration: const Duration(milliseconds: 300), SuggestionsBoxDecoration suggestionsBoxDecoration: const SuggestionsBoxDecoration(), SuggestionsBoxController suggestionsBoxController, @required SuggestionSelectionCallback<T> onSuggestionSelected, @required ItemBuilder<T> itemBuilder, @required SuggestionsCallback<T> suggestionsCallback, double suggestionsBoxVerticalOffset: 5.0, TextFieldConfiguration textFieldConfiguration: const TextFieldConfiguration(), AnimationTransitionBuilder transitionBuilder, Duration animationDuration: const Duration(milliseconds: 500), double animationStart: 0.25, AxisDirection direction: AxisDirection.down, bool hideOnLoading: false bool hideOnEmpty: false bool hideOnError: false bool hideSuggestionsOnKeyboardHide: true bool keepSuggestionsOnLoading: true bool keepSuggestionsOnSuggestionSelected: false bool autoFlipDirection: false })
Creates a TypeAheadFormField

Properties

textFieldConfiguration TextFieldConfiguration
The configuration of the TextField that the TypeAhead widget displays
final
autovalidate bool
If true, this form field will validate and update its error text immediately after every change. Otherwise, you must call FormFieldState.validate to validate. If part of a Form that auto-validates, this value will be ignored.
final, inherited
builder → FormFieldBuilder<String>
Function that returns the widget representing this form field. It is passed the form field state as input, containing the current value and validation state of this field.
final, inherited
enabled bool
Whether the form is able to receive user input. [...]
final, inherited
hashCode int
The hash code for this object. [...]
read-only, inherited
initialValue String
An optional value to initialize the form field to, or null otherwise.
final, inherited
key → Key
Controls how one widget replaces another widget in the tree. [...]
final, inherited
onSaved → FormFieldSetter<String>
An optional method to call with the final value when the form is saved via FormState.save.
final, inherited
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited
validator → FormFieldValidator<String>
An optional method that validates an input. Returns an error string to display if the input is invalid, or null otherwise. [...]
final, inherited

Methods

createState() → _TypeAheadFormFieldState<T>
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
debugDescribeChildren() List<DiagnosticsNode>
Returns a list of DiagnosticsNode objects describing this node's children. [...]
@protected, inherited
debugFillProperties(DiagnosticPropertiesBuilder properties) → void
Add additional properties associated with the node. [...]
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent 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.debug }) String
Returns 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 ==(dynamic other) bool
The equality operator. [...]
inherited