FormBuilder class

A container for form fields.

Inheritance

Constructors

FormBuilder({Key? key, required Widget child, VoidCallback? onChanged, AutovalidateMode? autovalidateMode, PopInvokedWithResultCallback<Object?>? onPopInvokedWithResult, Map<String, dynamic> initialValue = const <String, dynamic>{}, bool skipDisabled = false, bool enabled = true, bool clearValueOnUnregister = false, bool? canPop})
Creates a container for form fields.
const

Properties

autovalidateMode → AutovalidateMode?
Used to enable/disable form fields auto validation and update their error text.
final
canPop → bool?
When false, blocks the current route from being popped.
final
child → Widget
The widget below this widget in the tree.
final
clearValueOnUnregister → bool
Whether to clear the internal value of a field when it is unregistered.
final
enabled → bool
Whether the form is able to receive user input.
final
hashCode → int
The hash code for this object.
no setterinherited
initialValue → Map<String, dynamic>
An optional Map of field initialValues. Keys correspond to the field's name and value to the initialValue of the field.
final
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
onChanged → VoidCallback?
Called when one of the form fields changes.
final
onPopInvokedWithResult → PopInvokedWithResultCallback<Object?>?
Called after a route pop was handled.
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
skipDisabled → bool
Whether the form should ignore submitting values from fields where enabled is false.
final

Methods

createElement() → StatefulElement
Creates a StatefulElement to manage this widget's location in the tree.
inherited
createState() → FormBuilderState
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, int wrapWidth = 65}) → 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

Static Methods

of(BuildContext context) → FormBuilderState?