FormBuilderSignaturePadState class

Inheritance

Properties

bucket RestorationBucket?
The RestorationBucket used for the restoration data of the RestorablePropertys registered to this mixin.
no setterinherited
context BuildContext
The location in the tree where this widget builds.
no setterinherited
decoration InputDecoration
no setterinherited
effectiveController → SignatureController
no setter
effectiveFocusNode FocusNode
getter/setter pairinherited
enabled bool
no setterinherited
errorText String?
The current validation error returned by the FormField.validator callback, or null if no errors have been triggered. This only updates when validate is called.
no setterinherited
focusAttachment FocusAttachment?
getter/setter pairinherited
formState → FormBuilderState?
no setterinherited
hasError bool
True if this field has any validation errors.
no setterinherited
hashCode int
The hash code for this object.
no setterinherited
hasInteractedByUser bool
Returns true if the user has modified the value of this field.
no setterinherited
initialValue Uint8List?
Returns the initial value, which may be declared at the field, or by the parent FormBuilder.initialValue. When declared at both levels, the field initialValue prevails.
no setterinherited
isDirty bool
Will be true if the field is dirty
no setterinherited
isTouched bool
Will be true if the field is touched
no setterinherited
isValid bool
True if the current value is valid.
no setterinherited
mounted bool
Whether this State object is currently in a tree.
no setterinherited
readOnly bool
no setterinherited
restorationId String?
The restoration ID used for the RestorationBucket in which the mixin will store the restoration data of all registered properties.
no setterinherited
restorePending bool
Whether restoreState will be called at the beginning of the next build phase.
no setterinherited
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
transformedValue → dynamic
no setterinherited
value Uint8List?
The current value of the form field.
no setterinherited
valueHasError bool
no setterinherited
valueIsValid bool
no setterinherited
widget FormBuilderSignaturePad
The current configuration.
no setterinherited

Methods

activate() → void
Called when this object is reinserted into the tree after having been removed via deactivate.
inherited
build(BuildContext context) Widget
Describes the part of the user interface represented by this widget.
inherited
deactivate() → void
Called when this object is removed from the tree.
inherited
debugFillProperties(DiagnosticPropertiesBuilder properties) → void
Add additional properties associated with the node.
inherited
didChange(Uint8List? value) → void
Updates this field's state to the new value. Useful for responding to child widget changes, e.g. Slider's Slider.onChanged argument.
inherited
didChangeDependencies() → void
Called when a dependency of this State object changes.
inherited
didToggleBucket(RestorationBucket? oldBucket) → void
Called when bucket switches between null and non-null values.
inherited
didUpdateRestorationId() → void
Must be called when the value returned by restorationId changes.
inherited
didUpdateWidget(covariant FormBuilderField<Uint8List> oldWidget) → void
Called whenever the widget configuration changes.
inherited
dispose() → void
Called when this object is removed from the tree permanently.
ensureScrollableVisibility() → void
inherited
focus() → void
inherited
initState() → void
Called when this object is inserted into the tree.
invalidate(String errorText, {bool shouldFocus = true, bool shouldAutoScrollWhenFocus = false}) → void
Invalidate field with a errorText
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
reassemble() → void
Called whenever the application is reassembled during debugging, for example during hot reload.
inherited
registerForRestoration(RestorableProperty<Object?> property, String restorationId) → void
Registers a RestorableProperty for state restoration.
inherited
registerTransformer(Map<String, Function> map) → void
inherited
reset() → void
Resets the field to its initial value.
restoreState(RestorationBucket? oldBucket, bool initialRestore) → void
Called to initialize or restore the RestorablePropertys used by the State object.
inherited
save() → void
Calls the FormField's onSaved method with the current value.
inherited
setState(VoidCallback fn) → void
Notify the framework that the internal state of this object has changed.
inherited
setValue(Uint8List? value, {bool populateForm = true}) → void
Sets the value associated with this form field.
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
toStringShort() String
A brief description of this object, usually just the runtimeType and the hashCode.
inherited
unregisterFromRestoration(RestorableProperty<Object?> property) → void
Unregisters a RestorableProperty from state restoration.
inherited
validate({bool clearCustomError = true, bool focusOnInvalid = true, bool autoScrollWhenFocusOnInvalid = false}) bool
Validate field
inherited

Operators

operator ==(Object other) bool
The equality operator.
inherited