SelectDropList<T> class

A customizable dropdown selection widget.

SelectDropList provides a highly configurable dropdown menu with overlay behavior. It allows for custom styling, scroll behavior, clear/reset option, and optional icons.

Inheritance

Constructors

SelectDropList({Key? key, required OptionItems<T>? itemSelected, required DropdownListModel<T> dropListModel, required dynamic onOptionSelected(OptionItems<T>), required String hintText, VoidCallback? onClear, bool showClearButton = false, bool showIcon = false, bool showArrowIcon = true, Widget? icon, double arrowIconSize = 20, Color? textColorTitle, double textSizeTitle = 16, EdgeInsetsGeometry? paddingDropItem, Color? arrowColor, Color? textColorItem, double textSizeItem = 14, bool showBorder = true, bool enable = true, double? width, BorderRadiusGeometry? borderRadius, double? height, double? heightBottomContainer, List<BoxShadow>? boxShadow, Color? borderColor, Color? hintColorTitle, Decoration? containerDecoration, EdgeInsetsGeometry? containerPadding, Color? shadowColor, IconData? suffixIcon, EdgeInsetsGeometry? containerMargin, double borderSize = 1, BorderRadiusGeometry? dropBoxBorderRadius, Color? dropBoxBorderColor, Color? dropboxColor, Color? scrollThumbColor, double? scrollThickness, Radius? scrollRadius, EdgeInsetsGeometry? padding})
Creates a SelectDropList widget.
const

Properties

arrowColor → Color?
Color of the arrow icon.
final
arrowIconSize → double
Size of the arrow icon.
final
borderColor → Color?
Border color of the dropdown.
final
borderRadius → BorderRadiusGeometry?
Border radius of the dropdown container.
final
borderSize → double
Width of the container border.
final
boxShadow → List<BoxShadow>?
Box shadows to apply to the dropdown container.
final
containerDecoration → Decoration?
Custom decoration for the container.
final
containerMargin → EdgeInsetsGeometry?
Margin around the dropdown container.
final
containerPadding → EdgeInsetsGeometry?
Padding inside the dropdown container.
final
dropBoxBorderColor → Color?
Border color of dropdown overlay box.
final
dropBoxBorderRadius → BorderRadiusGeometry?
Border radius of the dropdown overlay.
final
dropboxColor → Color?
Background color of dropdown overlay.
final
dropListModel → DropdownListModel<T>
The list of selectable items.
final
enable → bool
Whether the dropdown is interactable.
final
hashCode → int
The hash code for this object.
no setterinherited
height → double?
Height of the main dropdown button.
final
heightBottomContainer → double?
Height of the dropdown overlay container.
final
hintColorTitle → Color?
Color of the placeholder/hint text.
final
hintText → String
Placeholder text when no option is selected.
final
icon → Widget?
Optional leading icon widget.
final
itemSelected → OptionItems<T>?
The currently selected item.
final
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
onClear → VoidCallback?
Called when the clear button is tapped.
final
onOptionSelected → dynamic Function(OptionItems<T>)
Callback when an option is selected.
final
padding → EdgeInsetsGeometry?
Padding around dropdown main row.
final
paddingDropItem → EdgeInsetsGeometry?
Padding around dropdown list items.
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
scrollRadius → Radius?
Radius of the scrollbar.
final
scrollThickness → double?
Thickness of the scrollbar.
final
scrollThumbColor → Color?
Color of the scrollbar thumb.
final
shadowColor → Color?
Shadow color for container.
final
showArrowIcon → bool
Whether to show the arrow icon for dropdown state.
final
showBorder → bool
Whether to show border around dropdown container.
final
showClearButton → bool
Whether to show a clear (reset) button.
final
showIcon → bool
Whether to display an icon on the left.
final
suffixIcon → IconData?
Suffix icon for additional functionality (optional).
final
textColorItem → Color?
Color of dropdown list items.
final
textColorTitle → Color?
Color of the selected text.
final
textSizeItem → double
Font size of dropdown list items.
final
textSizeTitle → double
Font size for selected or hint text.
final
width → double?
Width of the dropdown button.
final

Methods

createElement() → StatefulElement
Creates a StatefulElement to manage this widget's location in the tree.
inherited
createState() → SelectDropListState<T>
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, 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