DateRangePickerFormField class

日期范围选择组件

Inheritance

• Object
• DiagnosticableTree
• Widget
• StatefulWidget
• FormField<DateTimeRange<DateTime>>
• TxFormField<DateTimeRange<DateTime>>
• TxCommonTextFormField<DateTimeRange<DateTime>>
• TxPickerFormField<DateTimeRange<DateTime>, DateTimeRange<DateTime>>
• TxDateRangePickerFormField
• DateRangePickerFormField

Annotations

• @Deprecated('Use TxDateRangePickerFormField instead. ' 'This feature was deprecated after v0.3.0.')

Constructors

DateRangePickerFormField.new({String? format, DateTime? minimumDate, DateTime? maximumDate, String? helpText, String? fieldStartHintText, String? fieldEndHintText, List<DateRangeQuickChoice>? quickChoices = const [DateRangeMonthQuickChoice(), DateRangeMonthQuickChoice(value: 6), DateRangeYearQuickChoice()], Key? key, FormFieldSetter<DateTimeRange<DateTime>>? onSaved, FormFieldValidator<DateTimeRange<DateTime>>? validator, DateTimeRange<DateTime>? initialValue, bool? readonly, AutovalidateMode? autovalidateMode = AutovalidateMode.onUserInteraction, String? restorationId, bool? required, Widget? label, String? labelText, TextAlign? labelTextAlign, TextOverflow? labelOverflow, Color? backgroundColor, Axis direction = Axis.vertical, EdgeInsetsGeometry? padding, FieldActionsBuilder<DateTimeRange<DateTime>>? actionsBuilder, TextStyle? labelStyle, double? horizontalGap, double? minLabelWidth, InputDecoration decoration = const InputDecoration(), TextStyle? style, StrutStyle? strutStyle, TextDirection? textDirection, TextAlign textAlign = TextAlign.center, TextAlignVertical? textAlignVertical, EditableTextContextMenuBuilder? contextMenuBuilder, ValueChanged<DateTimeRange<DateTime>?>? onChanged, PickerFuture<DateTimeRange<DateTime>?>? onTap})

Properties

autovalidateMode → AutovalidateMode

Used to enable/disable this form field auto validation and update its error text.

final, inherited

bordered → bool?

是否显示边框

final, inherited

builder → FormFieldBuilder<DateTimeRange<DateTime>>

Function that returns the widget representing this form field.

final, inherited

clearable → bool?

输入内容是否可清除

final, inherited

controller → TextEditingController?

参考 TextFormField.controller

final, inherited

decoration → InputDecoration?

要在文本字段周围显示的装饰。

final, inherited

defaultValidator → String? Function(BuildContext context, DateTimeRange<DateTime>? value)?

final, inherited

displayTextMapper → ContextValueMapper<DateTimeRange<DateTime>, String>

输入框显示的文字生成器

final, inherited

enabled → bool

Whether the form is able to receive user input.

final, inherited

errorBuilder → FormFieldErrorBuilder?

Function that returns the widget representing the error to display.

final, inherited

focusNode → FocusNode?

焦点

final, inherited

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.

final, inherited

hashCode → int

The hash code for this object.

no setter, inherited

hintText → String?

提示文字

final, inherited

initialValue → DateTimeRange<DateTime>?

An optional value to initialize the form field to, or null otherwise.

final, inherited

inputEnabled → bool

是否允许输入

final, inherited

isEmpty → ValueMapper<DateTimeRange<DateTime>, bool>?

判断是否为 null 或者空

final, inherited

key → Key?

Controls how one widget replaces another widget in the tree.

final, inherited

label → Widget?

参考 TxTile.label

final, inherited

labelText → String?

标题文字

final, inherited

obscureText → bool?

输入内容是否可清除

final, inherited

onChanged → ValueChanged<DateTimeRange<DateTime>?>?

值变更回调

final, inherited

onSaved → FormFieldSetter<DateTimeRange<DateTime>>?

An optional method to call with the final value when the form is saved via FormState.save.

final, inherited

readOnly → bool

是否只读

final, inherited

required → bool

是否必填

final, inherited

restorationId → String?

Restoration ID to save and restore the state of the form field.

final, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

textAlign → TextAlign?

文字对齐方向

final, inherited

validator → FormFieldValidator<DateTimeRange<DateTime>>?

An optional method that validates an input. Returns an error string to display if the input is invalid, or null otherwise.

final, inherited

Methods

createElement() → StatefulElement

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

inherited

createState() → TxPickerFormFieldState<DateTimeRange<DateTime>, DateTimeRange<DateTime>>

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