TxArrayFormField<T> class

builder 构造的组件为自增列表 的 FormField。

Inheritance

Constructors

TxArrayFormField.new({required ArrayFormFieldBuilder<T> builder, required ValueMapper<int, T> defaultValue, ButtonStyle? addButtonStyle, ButtonStyle? actionsButtonStyle, int? limit, bool? sortable, bool? insertable, Key? key, FormFieldSetter<List<T>>? onSaved, FormFieldValidator<List<T>>? validator, List<T>? initialValue, bool? enabled, AutovalidateMode? autovalidateMode = AutovalidateMode.onUserInteraction, String? restorationId, InputDecoration? decoration, ValueChanged<List<T>?>? onChanged, bool? required, bool? bordered, FocusNode? focusNode, String? hintText, TextAlign? textAlign, Widget? label, String? labelText, TextAlign? labelTextAlign, TextOverflow? labelOverflow, EdgeInsetsGeometry? padding, FieldActionsBuilder<List<T>>? actionsBuilder, TextStyle? labelStyle, double? horizontalGap, Color? tileColor, Axis? layoutDirection, TxFormFieldBuilder<List<T>>? trailingBuilder, Widget? leading, VisualDensity? visualDensity, ShapeBorder? shape, Color? iconColor, Color? textColor, TextStyle? leadingAndTrailingTextStyle, GestureTapCallback? onTap, double? minLeadingWidth, bool? dense, bool? colon, double? minLabelWidth, Color? focusColor, double? minVerticalPadding})
TxArrayFormField.builder({required ArrayFormFieldItemBuilder<T> itemBuilder, required ValueMapper<int, T> defaultValue, ButtonStyle? addButtonStyle, ButtonStyle? actionsButtonStyle, int? limit, bool? sortable, bool? insertable, FocusNode? focusNode, String? hintText, TextAlign? textAlign, Key? key, FormFieldSetter<List<T>>? onSaved, FormFieldValidator<List<T>>? validator, List<T>? initialValue, bool? enabled, AutovalidateMode? autovalidateMode = AutovalidateMode.onUserInteraction, String? restorationId, InputDecoration? decoration, ValueChanged<List<T>?>? onChanged, bool? required, Widget? label, String? labelText, TextAlign? labelTextAlign, TextOverflow? labelOverflow, EdgeInsetsGeometry? padding, FieldActionsBuilder<List<T>>? actionsBuilder, TextStyle? labelStyle, double? horizontalGap, Color? tileColor, Axis? layoutDirection, TxFormFieldBuilder<List<T>>? trailingBuilder, Widget? leading, VisualDensity? visualDensity, ShapeBorder? shape, Color? iconColor, Color? textColor, TextStyle? leadingAndTrailingTextStyle, GestureTapCallback? onTap, double? minLeadingWidth, bool? dense, bool? colon, double? minLabelWidth, Color? focusColor, double? minVerticalPadding})
通过自增子项构造一个自增 Form 组件

Properties

autovalidateMode → AutovalidateMode
Used to enable/disable this form field auto validation and update its error text.
finalinherited
bordered → bool?
是否显示边框
finalinherited
builder → FormFieldBuilder<List<T>>
Function that returns the widget representing this form field.
finalinherited
decoration → InputDecoration?
要在文本字段周围显示的装饰。
finalinherited
defaultValidator → String? Function(BuildContext context, List<T>? value)?
finalinherited
enabled → bool
Whether the form is able to receive user input.
finalinherited
errorBuilder → FormFieldErrorBuilder?
Function that returns the widget representing the error to display.
finalinherited
forceErrorText → String?
An optional property that forces the FormFieldState into an error state by directly setting the FormFieldState.errorText property without running the validator function.
finalinherited
hashCode → int
The hash code for this object.
no setterinherited
hintText → String?
提示文字
finalinherited
initialValue → List<T>?
An optional value to initialize the form field to, or null otherwise.
finalinherited
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
label → Widget?
参考 TxTile.label
finalinherited
labelText → String?
标题文字
finalinherited
onChanged → ValueChanged<List<T>?>?
值变更回调
finalinherited
onSaved → FormFieldSetter<List<T>>?
An optional method to call with the final value when the form is saved via FormState.save.
finalinherited
required → bool
是否必填
finalinherited
restorationId → String?
Restoration ID to save and restore the state of the form field.
finalinherited
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
textAlign → TextAlign?
文字对齐方向
finalinherited
validator → FormFieldValidator<List<T>>?
An optional method that validates an input. Returns an error string to display if the input is invalid, or null otherwise.
finalinherited

Methods

createElement() → StatefulElement
Creates a StatefulElement to manage this widget's location in the tree.
inherited
createState() → FormFieldState<List<T>>
Creates the mutable state for this widget at a given 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