TextEditingValue class Null safety

The current text, selection, and composing state for editing a run of text.

Annotations

Constructors

TextEditingValue({String text = '', TextSelection selection = const TextSelection.collapsed(offset: -1), TextRange composing = TextRange.empty})
Creates information for editing a run of text.
const
TextEditingValue.fromJSON(Map<String, dynamic> encoded)
Creates an instance of this class from a JSON object.
factory

Properties

composing → TextRange
The range of text that is still being composed.
final
hashCode → int
The hash code for this object.
read-onlyoverride
isComposingRangeValid → bool
Whether the composing range is a valid range within text.
read-only
runtimeType → Type
A representation of the runtime type of the object.
read-onlyinherited
selection → TextSelection
The range of text that is currently selected.
final
text → String
The current text being edited.
final

Methods

copyWith({String? text, TextSelection? selection, TextRange? composing}) → TextEditingValue
Creates a copy of this value but with the given fields replaced with the new values.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed.
inherited
replaced(TextRange replacementRange, String replacementString) → TextEditingValue
Returns a new TextEditingValue, which is this TextEditingValue with its text partially replaced by the replacementString.
toJSON() → Map<String, dynamic>
Returns a representation of this object as a JSON object.
toString() → String
A string representation of this object.
override

Operators

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

Constants

empty → const TextEditingValue
A value that corresponds to the empty string with no selection and no composing range.