ExpandChildWidget class

This widget unfolds a hidden widget to the user, called child. This action is performed when the user clicks the 'expand' arrow.

Inheritance

Constructors

ExpandChildWidget({Key key, String collapsedHint, String expandedHint, EdgeInsets arrowPadding, Color arrowColor, double arrowSize = 30, IconData icon, TextStyle hintTextStyle, ExpandArrowStyle expandArrowStyle = ExpandArrowStyle.icon, bool capitalArrowtext = true, bool expand = false, Duration animationDuration = _kExpand, Widget child, bool hideArrowOnExpanded = false})
const

Properties

animationDuration Duration
How long the expanding animation takes. Default is 260ms.
final
arrowColor Color
Color of the arrow widget. Defaults to the caption text style color.
final
arrowPadding EdgeInsets
Defines padding value. [...]
final
arrowSize double
Size of the arrow widget. Default is 30.
final
capitalArrowtext bool
Autocapitalise tooltip text.
final
child Widget
This widget will be displayed if the user clicks the 'expand' arrow.
final
collapsedHint String
Message used as a tooltip when the widget is minimized. Default value set to MaterialLocalizations.of(context).collapsedIconTapHint.
final
expand bool
Ability to expand from init
final
expandArrowStyle ExpandArrowStyle
Defines arrow rendering style.
final
expandedHint String
Message used as a tooltip when the widget is maximazed. Default value set to MaterialLocalizations.of(context).expandedIconTapHint.
final
hashCode int
The hash code for this object. [...]
@nonVirtual, read-only, inherited
hideArrowOnExpanded bool
Ability to hide arrow from display when content is expanded.
final
hintTextStyle TextStyle
Style of the displayed message.
final
icon IconData
Icon that will be used instead of an arrow. Default is Icons.expand_more.
final
key Key
Controls how one widget replaces another widget in the tree. [...]
final, inherited
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited

Methods

createElement() StatefulElement
Creates a StatefulElement to manage this widget's location in the tree. [...]
inherited
createState() → _ExpandChildWidgetState
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. [...]
@protected, inherited
debugFillProperties(DiagnosticPropertiesBuilder properties) → void
Add additional properties associated with the node. [...]
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent 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. [...]
@nonVirtual, inherited