TDatePicker class

A date picker input field with calendar popup.

TDatePicker provides a date selection widget with:

  • Calendar popup for date selection
  • Formatted date display
  • Min/max date constraints
  • Custom date formatting
  • Validation support
  • Value binding with ValueNotifier

Basic Usage

TDatePicker(
  label: 'Birth Date',
  placeholder: 'Select date',
  onValueChanged: (date) => print('Selected: \$date'),
)

With Date Range

TDatePicker(
  label: 'Appointment Date',
  firstDate: DateTime.now(),
  lastDate: DateTime.now().add(Duration(days: 365)),
  format: DateFormat('dd/MM/yyyy'),
)

With ValueNotifier

final selectedDate = ValueNotifier<DateTime?>(null);

TDatePicker(
  label: 'Event Date',
  valueNotifier: selectedDate,
)

See also:

Inheritance
Mixed-in types
Available extensions

Constructors

TDatePicker({Key? key, String? label, String? tag, String? helperText, String? placeholder, String? info, bool isRequired = false, bool disabled = false, bool autoFocus = false, bool readOnly = true, bool clearable = false, TTextFieldTheme? theme, VoidCallback? onTap, FocusNode? focusNode, TextEditingController? textController, DateTime? value, ValueNotifier<DateTime?>? valueNotifier, ValueChanged<DateTime?>? onValueChanged, List<String? Function(DateTime?)>? rules, Duration? validationDebounce, VoidCallback? onShow, VoidCallback? onHide, DateTime? firstDate, DateTime? lastDate, DateFormat? format})
Creates a date picker input.
const

Properties

autoFocus → bool
Whether the field should autofocus.
final
clearable → bool
Whether the field shows a clear button when it has a value.
final
disabled → bool
Whether the field is disabled.
final
firstDate → DateTime?
The earliest selectable date.
final
focusNode → FocusNode?
Custom focus node.
final
format → DateFormat?
Custom date format for display.
final
hashCode → int
The hash code for this object.
no setterinherited
helperText → String?
The helper text.
final
info → String?
The info text (optional).
final
isRequired → bool
Whether the field is required.
final
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
label → String?
The label text.
final
lastDate → DateTime?
The latest selectable date.
final
offset → double
Offset from the target widget.
no setterinherited
onHide → VoidCallback?
Callback when popup hides.
final
onShow → VoidCallback?
Callback when popup shows.
final
onTap → VoidCallback?
Callback for tap events.
final
onValueChanged → ValueChanged<DateTime?>?
Callback fired when the value changes.
final
placeholder → String?
Placeholder text.
final
popupAlignment → TPopupAlignment
Preferred alignment of the popup.
no setterinherited
popupMode → TPopupMode?
Preferred display mode of the popup.
no setterinherited
readOnly → bool
Whether the field is read-only.
final
rules → List<String? Function(DateTime?)>?
List of validation rules.
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
showCloseButton → bool
Whether to show a close button in the popup.
no setterinherited
tag → String?
The tag text (optional).
final
textController → TextEditingController?
Custom text controller.
final
theme → TTextFieldTheme?
Custom theme.
final
validationDebounce → Duration?
Debounce duration for validation trigger.
final
value → DateTime?
The initial value.
final
valueNotifier → ValueNotifier<DateTime?>?
A ValueNotifier for two-way binding.
final

Methods

box({double minW = 0.0, double minH = 0.0, double maxW = double.infinity, double maxH = double.infinity}) → Widget

Available on Widget, provided by the WidgetX extension

Wraps this widget in a ConstrainedBox to apply layout constraints.
center({bool when = true}) → Widget

Available on Widget, provided by the WidgetX extension

Wraps this widget in a Center widget.
createElement() → StatefulElement
Creates a StatefulElement to manage this widget's location in the tree.
inherited
createState() → State<TDatePicker>
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
expanded({int flex = 1}) → Widget

Available on Widget, provided by the WidgetX extension

Wraps this widget in an Expanded widget.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
padding([double left = 0.0, double top = 0.0, double right = 0.0, double bottom = 0.0]) → Widget

Available on Widget, provided by the WidgetX extension

Wraps this widget in a Padding with flexible edge control.
paddingSymmetric({double h = 0.0, double v = 0.0}) → Widget

Available on Widget, provided by the WidgetX extension

Wraps this widget in a Padding with symmetric horizontal and vertical spacing.
size({double? w, double? h}) → Widget

Available on Widget, provided by the WidgetX extension

Wraps this widget in a SizedBox to apply fixed width and/or height.
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
validateValue(DateTime? value) → List<String>
Validates the given value against the rules.
inherited
visible(bool visible, {bool maintainState = false}) → Widget

Available on Widget, provided by the WidgetX extension

Wraps this widget in a Visibility widget.
when(bool condition) → Widget

Available on Widget, provided by the WidgetX extension

Returns this widget if condition is true, otherwise returns SizedBox.shrink(). Usage: Text('Hello').when(isVisible)

Operators

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