TextField class

A single-line or multi-line text input field.

Supports keyboard navigation, text selection, clipboard operations, and configurable maxLength. Use TextEditingController for programmatic access to the text and selection state.

Inheritance

Constructors

TextField({Key? key, TextEditingController? controller, String? placeholder, TextStyle? style, int? maxLength, dynamic onChanged(String)?, dynamic onSubmitted(String)?})
Creates a TextField with optional controller, placeholder, and callbacks.
const

Properties

controller → TextEditingController?
An optional external controller for the text content and selection.
final
hashCode → int
The hash code for this object.
no setterinherited
key → Key?
Controls how one widget replaces another in the tree.
finalinherited
maxLength → int?
The maximum number of characters allowed.
final
onChanged → dynamic Function(String)?
Called whenever the text content changes.
final
onSubmitted → dynamic Function(String)?
Called when the user presses Enter.
final
placeholder → String?
Placeholder text displayed when the field is empty.
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
style → TextStyle?
The text style applied to the input text.
final

Methods

createElement() → StatefulElement
Creates the Element for this widget.
inherited
createState() → State<TextField>
Creates the mutable state for this widget.
override
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
toString() → String
A string representation of this object.
inherited

Operators

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