FXTextArea class

FXTextArea(
  title: "内容标题",           // 内容label
  defaultValue: "默认值1234",  // 默认值
  maxLength: 50,              // 最长输入
  showCounter: false,         // 是否展示最大输入
  onChanged: (value) {        // 输入onchange
    print(value);
  },
),

Inheritance

• Object
• DiagnosticableTree
• Widget
• StatefulWidget
• FXTextArea

Constructors

FXTextArea({Key? key, required String title, required dynamic onChanged(String), String defaultValue = "", int? maxLength, bool showCounter = true, String placeholder = "请输入内容"})

Properties

defaultValue → String

final

hashCode → int

The hash code for this object.

no setter, inherited

key → Key?

Controls how one widget replaces another widget in the tree.

final, inherited

maxLength → int?

final

onChanged → dynamic Function(String)

final

placeholder → String

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

showCounter → bool

final

title → String

final

Methods

createElement() → StatefulElement

Creates a StatefulElement to manage this widget's location in the tree.

inherited

createState() → State<FXTextArea>

Creates the mutable state for this widget at a given location in the tree.

override

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}) → 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