SimpleAnimatedSize class

Animated widget that automatically transitions its size over a given duration whenever the given child's size changes.

See also:

Inheritance
Available extensions

Constructors

SimpleAnimatedSize({Key? key, required Widget child, AlignmentGeometry alignment = Alignment.center, Curve curve = Curves.linear, required Duration duration, required Duration reverseDuration, required TickerProvider vsync})
Creates a widget that animates its size to match that of its child.
const

Properties

alignment → AlignmentGeometry
The alignment of the child within the parent when the parent is not yet the same size as the child.
final
child → Widget?
The widget below this widget in the tree.
finalinherited
curve → Curve
The animation curve when transitioning this widget's size to match the child's size.
final
duration → Duration
The duration when transitioning this widget's size to match the child's size.
final
hashCode → int
The hash code for this object.
no setterinherited
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
reverseDuration → Duration
The duration when transitioning this widget's size to match the child's size when going in reverse.
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
vsync → TickerProvider
The TickerProvider for this widget.
final

Methods

createElement() → SingleChildRenderObjectElement
RenderObjectWidgets always inflate to a RenderObjectElement subclass.
inherited
createRenderObject(BuildContext context) → RenderAnimatedSize
Creates an instance of the RenderObject class that this RenderObjectWidget represents, using the configuration described by this RenderObjectWidget.
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.
override
didUnmountRenderObject(covariant RenderObject renderObject) → void
This method is called when a RenderObject that was previously associated with this widget is removed from the render tree. The provided RenderObject will be of the same type as the one created by this widget's createRenderObject method.
inherited
marginAll(double margin) → Widget

Available on Widget, provided by the WidgetExtension extension

marginHorizontal(double margin) → Widget

Available on Widget, provided by the WidgetExtension extension

marginOnly({double left = 0.0, double top = 0.0, double right = 0.0, double bottom = 0.0}) → Widget

Available on Widget, provided by the WidgetExtension extension

marginVertical(double margin) → Widget

Available on Widget, provided by the WidgetExtension extension

noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
paddingAll(double padding) → Widget

Available on Widget, provided by the WidgetExtension extension

paddingBottom(double padding) → Widget

Available on Widget, provided by the WidgetExtension extension

paddingHorizontal(double padding) → Widget

Available on Widget, provided by the WidgetExtension extension

paddingLeft(double padding) → Widget

Available on Widget, provided by the WidgetExtension extension

paddingRight(double padding) → Widget

Available on Widget, provided by the WidgetExtension extension

paddingTop(double padding) → Widget

Available on Widget, provided by the WidgetExtension extension

paddingVertical(double padding) → Widget

Available on Widget, provided by the WidgetExtension extension

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
updateRenderObject(BuildContext context, covariant RenderAnimatedSize renderObject) → void
Copies the configuration described by this RenderObjectWidget to the given RenderObject, which will be of the same type as returned by this object's createRenderObject.
override

Operators

operator ==(Object other) → bool
The equality operator.
inherited