VitComboBox<T> class

A widget similar to a text box, but on tap, a overlay of options is shown below it, allowing the user to choose an option.

Inheritance

Constructors

VitComboBox.itemBuilder({required Set<T> options, required Widget itemBuilder(T item), required FutureOr<bool?> onSelected(T key), Widget selectedItemBuilder(T? selection)?, void onClose()?, String? label, VitComboBoxStyle? style, T? selection, Widget? trailing, bool enabled = true})
Creates a combobox with option overlay using the ListView and itemBuilder.
factory
VitComboBox.rawBuilder({required Widget optionsBuilder(OverlayEntry entry), required Widget selectedItemBuilder(), void onClose()?, String? label, VitComboBoxStyle? style, T? selection, Widget? trailing, bool enabled = true})
Creates a combobox with a custom option overlay by providing optionsBuilder.
factory

Properties

enabled → bool
Indicates to the user whether the widget is interactiable or not.
final
hashCode → int
The hash code for this object.
no setterinherited
itemBuilder → Widget Function(T item)?
The builder from each item inside options. If optionsBuilder is given, then this parameter must not be provided.
final
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
label → String?
The text displayed above it so indicate to the user with field this component belongs to
final
onClose → void Function()?
Invoked when the overlay is closed.
final
onSelected → FutureOr<bool?> Function(T key)?
The callback invoked when an option is selected. You can prevent the overlay from closing by returning false.
final
options → Set<T>?
The options used to create the options overlay.
final
optionsBuilder → Widget Function(OverlayEntry entry)?
Optional parameter to build a custom layout when the widget is selected.
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
selectedItemBuilder → Widget Function(T? selection)?
Optional parameter to build the current selection inside the widget.
final
selection → T?
The current item selected between options.
final
style → VitComboBoxStyle?
A group of properies relating to the component style.
final
trailing → Widget?
The widget shown at the end of the widget.
final

Methods

createElement() → StatefulElement
Creates a StatefulElement to manage this widget's location in the tree.
inherited
createState() → State<VitComboBox>
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