InputField class
A customizable text input field with label and validation support.
Provides a consistent styled text field with optional label above, prefix/suffix icons, and form validation. Supports read-only mode with different styling.
Example:
InputField(
label: 'Username',
hintText: 'Enter username',
controller: usernameController,
validator: (value) => value?.isEmpty ?? true ? 'Required' : null,
)
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatelessWidget
- InputField
Constructors
- InputField({Key? key, String? label, String? hintText, String? labelText, dynamic onChanged(String)?, TextEditingController? controller, bool? filled = true, bool obscureText = false, bool readOnly = false, int? maxLength, Color? fillColor, InputBorder? inputBorder, TextInputType? textInputType, TextInputAction? textInputAction, Widget? prefixIcon, Widget? suffixIcon, String? validator(String?)?})
-
Creates a customizable input field.
const
Properties
- controller → TextEditingController?
-
Controller for the text field.
final
- fillColor → Color?
-
Background color when filled is true.
final
- filled → bool?
-
Whether the field has a filled background.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- hintText → String?
-
Placeholder text inside the field.
final
- inputBorder → InputBorder?
-
Border style for the input field.
final
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- label → String?
-
Optional label displayed above the field.
final
- labelText → String?
-
Label text shown inside the field decoration.
final
- maxLength → int?
-
Maximum number of characters allowed.
final
- obscureText → bool
-
Whether to hide the input text (for passwords).
final
- onChanged → dynamic Function(String)?
-
Callback when the text changes.
final
- prefixIcon → Widget?
-
Icon displayed at the start of the field.
final
- readOnly → bool
-
Whether the field is read-only.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- suffixIcon → Widget?
-
Icon or widget displayed at the end of the field.
final
- textInputAction → TextInputAction?
-
Keyboard action button type.
final
- textInputType → TextInputType?
-
Keyboard type for the input.
final
- validator → String? Function(String?)?
-
Validation function for form validation.
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 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