DropDownHeader class

A widget that displays a drop-down header.

Inheritance

Constructors

const

Properties

curve Curve
The animation curve used by the header.
final
duration Duration
The duration of the header animation parameter.
final
hashCode int
The hash code for this object.
no setterinherited
iconColor Color
The color of the icon.
final
iconSize double
The size of the icon.
final
index int
The index of the header.
final
key Key?
Controls how one widget replaces another widget in the tree.
finalinherited
onTap → dynamic Function(int)?
The callback that is called when the header is tapped.
final
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
selectIconColor Color
The color of the selected icon.
final
selectIconSize double
The size of the selected icon.
final
selectTextStyle TextStyle
The style to use for the selected header.
final
tag String
The tag of the header. Setting labels when using multiple drop-down menus at the same time.
final
textStyle TextStyle
The style to use for the header.
final
title String
The title of the header.
final

Methods

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