DropDownInputField<TDestination> class
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatefulWidget
- FormField<
TDestination> - DropdownButtonFormField<
TDestination> - DropDownInputField
Constructors
-
DropDownInputField({required List<
DropdownMenuItem< items, required FieldModel<TDestination> >TDestination?, TDestination> field, required String labelText, int hintMaxLines = 1, String? hintText, bool autofocus = false, AutovalidateMode autovalidateMode = AutovalidateMode.onUserInteraction, Key? key, Color? dropdownColor, Color? focusColor, Color? iconDisabledColor, Color? iconEnabledColor, String? helperText, int helperTextMaxLines = 1, int elevation = 8, FocusNode? focusNode, Widget? icon, double iconSize = 24.0, bool isDense = false, bool isExpanded = false, double? itemHeight, List<Widget> selectedItemBuilder(BuildContext context)?, TextStyle? style, void onTap()?, ValueChanged<TDestination?> ? onChanged})
Properties
- autovalidateMode → AutovalidateMode
-
Used to enable/disable this form field auto validation and update its
error text.
finalinherited
- barrierDismissible → bool
-
Determines whether tapping outside the dropdown will close it.
finalinherited
-
builder
→ FormFieldBuilder<
TDestination> -
Function that returns the widget representing this form field.
finalinherited
- decoration → InputDecoration
-
The decoration to show around the dropdown button form field.
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
- initialValue → TDestination?
-
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
-
onChanged
→ ValueChanged<
TDestination?> ? -
Called when the user selects an item.
finalinherited
- onReset → VoidCallback?
-
An optional method to call when the form field is reset via
FormFieldState.reset.
finalinherited
-
onSaved
→ FormFieldSetter<
TDestination> ? -
An optional method to call with the final value when the form is saved via
FormState.save.
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
-
validator
→ FormFieldValidator<
TDestination> ? -
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< TDestination> -
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