EasyFormFieldError class
Widget for displaying a form field error.
If the form field contains an error, it displays it. If there is no error, it shows nothing.
In the builder, you can set your own error display handler. By default, it is just Text with the specified style and alignment.
Must be located inside EasyForm.
See also:
- EasyFormDefaultSettings, where the builders can be set globally.
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatelessWidget
- EasyFormFieldError
Constructors
- EasyFormFieldError({Key? key, required String name, TextStyle? textStyle, TextAlign? textAlign, EasyFormFieldErrorBuilder? builder})
-
Creates an error display widget.
const
Properties
- builder → EasyFormFieldErrorBuilder?
-
Widget builder for error display
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- name → String
-
The name of the field for which to display the error
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- textAlign → TextAlign?
-
Default alignment for error text
final
- textStyle → TextStyle?
-
Default style for error text
final
Methods
-
build(
BuildContext context) → Widget -
Describes the part of the user interface represented by this widget.
override
-
createElement(
) → StatelessElement -
Creates a StatelessElement to manage this widget's location in the tree.
inherited
-
debugDescribeChildren(
) → List< DiagnosticsNode> -
Returns a list of
DiagnosticsNodeobjects 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}) → 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 Properties
- defaultBuilder ↔ EasyFormFieldErrorBuilder
-
The default constructor for the error display widget.
getter/setter pair