SliverSnap class

Inheritance

• Object
• DiagnosticableTree
• Widget
• StatelessWidget
• SliverSnap

Available extensions

• AnimateWidgetExtensions
• DebugContainer
• IconExtension
• SkeletonExtension
• TextExtension
• WidgetExtension
• XAST
• XOnGestureWidget
• XWidget
• XWidgetArcane
• XWidgetEffect

Constructors

SliverSnap({Key? key, required Widget expandedContent, required Widget collapsedContent, required Widget sliver, bool pinned = true, double collapsedBarHeight = 60.0, Duration? animationDuration = const Duration(milliseconds: 300), Curve? animationCurve = Curves.easeInOut, bool snap = false, bool floating = false, bool stretch = false, double? expandedContentHeight, PreferredSizeWidget? bottom, Widget? leading, List<Widget>? actions, Widget? backdropWidget, Color? expandedBackgroundColor, Color? collapsedBackgroundColor, ScrollController? scrollController, ScrollBehavior? scrollBehavior, CollapsingStateCallback? onCollapseStateChanged, bool automaticallyImplyLeading = false, bool forceElevated = false, double elevation = 0.0})

const

Properties

actions → List<Widget>?

A list of action widgets to display in a row, after the collapsedContent widget.

final

animationCurve → Curve?

The curve of the animation as the ExpandedContent is collapsing or expanding

final

animationDuration → Duration?

The duration of the animation when the ExpandedContent is collapsing or expanding

final

asSliver → Widget

Available on Widget, provided by the XWidgetArcane extension

no setter

ast → Widget

Available on Widget, provided by the XAST extension

no setter

automaticallyImplyLeading → bool

Provides Control of the AppBar's leading widget.

final

backdropWidget → Widget?

The widget that is shown behind the ExpandedContent

final

blurIn → Widget

Available on Widget, provided by the XWidgetEffect extension

no setter

bottom → PreferredSizeWidget?

The content that is shown below the appbar. In most cases it's just the page content.

final

centered → Widget

Available on Widget, provided by the XWidget extension

no setter

collapsedBackgroundColor → Color?

The background color of the collapsed appbar.

final

collapsedBarHeight → double

The height of the collapsedContent

final

collapsedContent → Widget

The collapsed appbar or content that is shown when state is collapsed

final

elevation → double

The elevation of the app bar.

final

expand → Widget

Available on Widget, provided by the XWidget extension

no setter

expandedBackgroundColor → Color?

The background color of the expanded appbar.

final

expandedContent → Widget

The content that is shown when the appBar is expanded

final

expandedContentHeight → double?

The height of the ExpandedContent

final

flexible → Widget

Available on Widget, provided by the XWidget extension

no setter

floating → bool

Whether the app bar should become visible as soon as the user scrolls towards the app bar.

final

forceElevated → bool

Whether to show the shadow appropriate for the elevation even if the

final

hashCode → int

The hash code for this object.

no setter, inherited

ih → Widget

Available on Widget, provided by the XWidgetArcane extension

no setter

intrinsicHeight → Widget

Available on Widget, provided by the XWidget extension

no setter

intrinsicSize → Widget

Available on Widget, provided by the XWidget extension

no setter

intrinsicWidth → Widget

Available on Widget, provided by the XWidget extension

no setter

iw → Widget

Available on Widget, provided by the XWidgetArcane extension

no setter

key → Key?

Controls how one widget replaces another widget in the tree.

final, inherited

leading → Widget?

The leading widget at the start of the appbar,

final

onCollapseStateChanged → CollapsingStateCallback?

Callback that is called when the ExpandedContent is collapsed or expanded

final

pinned → bool

Whether the appbar will be fixed at the top of the scroll view

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

safeArea → Widget

Available on Widget, provided by the XWidget extension

no setter

scrollable → Widget

Available on Widget, provided by the XWidget extension

no setter

scrollableHorizontal → Widget

Available on Widget, provided by the XWidget extension

no setter

scrollBehavior → ScrollBehavior?

How the scrolling behaves, either Material or Cupertino.

final

scrollController → ScrollController?

final

sliver → Widget

The content that is shown below the appbar

final

snap → bool

Controls the behavior of a floating app bar when the user scrolls.

final

stretch → bool

Whether the app bar should stretch to fill the over-scroll area.

final

Methods

animate({Key? key, List<Effect>? effects, AnimateCallback? onInit, AnimateCallback? onPlay, AnimateCallback? onComplete, bool? autoPlay, Duration? delay, AnimationController? controller, Adapter? adapter, double? target, double? value}) → Animate

Available on Widget, provided by the AnimateWidgetExtensions extension

Wraps the target Widget in an Animate instance, and returns the instance for chaining calls. Ex. myWidget.animate() is equivalent to Animate(child: myWidget).

asSkeleton({bool enabled = true, bool leaf = false, Widget? replacement, bool unite = false, AsyncSnapshot? snapshot}) → Widget

Available on Widget, provided by the SkeletonExtension extension

asSkeletonSliver({bool enabled = true}) → Widget

Available on Widget, provided by the SkeletonExtension extension

base() → Widget

Available on Widget, provided by the TextExtension extension

black() → Widget

Available on Widget, provided by the TextExtension extension

blockQuote() → Widget

Available on Widget, provided by the TextExtension extension

bold() → Widget

Available on Widget, provided by the TextExtension extension

build(BuildContext context) → Widget

Describes the part of the user interface represented by this widget.

override

center({Key? key}) → Widget

Available on Widget, provided by the WidgetExtension extension

clip({Clip clipBehavior = Clip.hardEdge}) → Widget

Available on Widget, provided by the WidgetExtension extension

clipOval({Clip clipBehavior = Clip.antiAlias}) → Widget

Available on Widget, provided by the WidgetExtension extension

clipPath({Clip clipBehavior = Clip.antiAlias, required CustomClipper<Path> clipper}) → Widget

Available on Widget, provided by the WidgetExtension extension

clipRRect({BorderRadiusGeometry borderRadius = BorderRadius.zero, Clip clipBehavior = Clip.antiAlias}) → Widget

Available on Widget, provided by the WidgetExtension extension

constrained({double? minWidth, double? maxWidth, double? minHeight, double? maxHeight}) → Widget

Available on Widget, provided by the WidgetExtension extension

createElement() → _StatelessHookElement

Creates a StatelessElement to manage this widget's location in the tree.

inherited

debugContainer([Color color = Colors.red]) → Widget

Available on Widget, provided by the DebugContainer extension

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

ellipsis() → Widget

Available on Widget, provided by the TextExtension extension

excludeSkeleton({bool exclude = true}) → Widget

Available on Widget, provided by the SkeletonExtension extension

expanded({int flex = 1}) → Widget

Available on Widget, provided by the WidgetExtension extension

extraBold() → Widget

Available on Widget, provided by the TextExtension extension

extraLight() → Widget

Available on Widget, provided by the TextExtension extension

foreground() → Widget

Available on Widget, provided by the TextExtension extension

h1() → Widget

Available on Widget, provided by the TextExtension extension

h2() → Widget

Available on Widget, provided by the TextExtension extension

h3() → Widget

Available on Widget, provided by the TextExtension extension

h4() → Widget

Available on Widget, provided by the TextExtension extension

iconDestructiveForeground() → Widget

Available on Widget, provided by the IconExtension extension

iconLarge() → Widget

Available on Widget, provided by the IconExtension extension

iconMedium() → Widget

Available on Widget, provided by the IconExtension extension

iconMutedForeground() → Widget

Available on Widget, provided by the IconExtension extension

iconPrimary() → Widget

Available on Widget, provided by the IconExtension extension

iconPrimaryForeground() → Widget

Available on Widget, provided by the IconExtension extension

iconSecondary() → Widget

Available on Widget, provided by the IconExtension extension

iconSecondaryForeground() → Widget

Available on Widget, provided by the IconExtension extension

iconSmall() → Widget

Available on Widget, provided by the IconExtension extension

iconX2Large() → Widget

Available on Widget, provided by the IconExtension extension

iconX2Small() → Widget

Available on Widget, provided by the IconExtension extension

iconX3Large() → Widget

Available on Widget, provided by the IconExtension extension

iconX3Small() → Widget

Available on Widget, provided by the IconExtension extension

iconX4Large() → Widget

Available on Widget, provided by the IconExtension extension

iconX4Small() → Widget

Available on Widget, provided by the IconExtension extension

iconXLarge() → Widget

Available on Widget, provided by the IconExtension extension

iconXSmall() → Widget

Available on Widget, provided by the IconExtension extension

ignoreSkeleton() → Widget

Available on Widget, provided by the SkeletonExtension extension

inlineCode() → Widget

Available on Widget, provided by the TextExtension extension

intrinsic({double? stepWidth, double? stepHeight}) → Widget

Available on Widget, provided by the WidgetExtension extension

intrinsicHeight() → Widget

Available on Widget, provided by the WidgetExtension extension

intrinsicWidth({double? stepWidth, double? stepHeight}) → Widget

Available on Widget, provided by the WidgetExtension extension

italic() → Widget

Available on Widget, provided by the TextExtension extension

large() → Widget

Available on Widget, provided by the TextExtension extension

lead() → Widget

Available on Widget, provided by the TextExtension extension

li() → Widget

Available on Widget, provided by the TextExtension extension

light() → Widget

Available on Widget, provided by the TextExtension extension

medium() → Widget

Available on Widget, provided by the TextExtension extension

mono() → Widget

Available on Widget, provided by the TextExtension extension

muted() → Widget

Available on Widget, provided by the TextExtension extension

normal() → Widget

Available on Widget, provided by the TextExtension extension

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

onDoublePressed(VoidCallback action, {HitTestBehavior? behavior, Set<PointerDeviceKind>? supportedDevices}) → Widget

Available on Widget, provided by the XOnGestureWidget extension

onHover(void action(bool hovering)) → Widget

Available on Widget, provided by the XOnGestureWidget extension

onLongPressed(VoidCallback action, {HitTestBehavior? behavior, Set<PointerDeviceKind>? supportedDevices}) → Widget

Available on Widget, provided by the XOnGestureWidget extension

onLongSecondaryPressed(VoidCallback action, {HitTestBehavior? behavior, Set<PointerDeviceKind>? supportedDevices}) → Widget

Available on Widget, provided by the XOnGestureWidget extension

onLongTertiaryPressed(VoidCallback action, {HitTestBehavior? behavior, Set<PointerDeviceKind>? supportedDevices}) → Widget

Available on Widget, provided by the XOnGestureWidget extension

onPressed(VoidCallback action, {HitTestBehavior? behavior, Set<PointerDeviceKind>? supportedDevices}) → Widget

Available on Widget, provided by the XOnGestureWidget extension

onSecondaryPressed(VoidCallback action, {HitTestBehavior? behavior, Set<PointerDeviceKind>? supportedDevices}) → Widget

Available on Widget, provided by the XOnGestureWidget extension

onTertiaryPressed(VoidCallback action, {HitTestBehavior? behavior, Set<PointerDeviceKind>? supportedDevices}) → Widget

Available on Widget, provided by the XOnGestureWidget extension

p({bool firstChild = false}) → Widget

Available on Widget, provided by the TextExtension extension

pad(double all) → Widget

Available on Widget, provided by the XWidget extension

padBottom(double value) → Widget

Available on Widget, provided by the XWidget extension

padLeft(double value) → Widget

Available on Widget, provided by the XWidget extension

padOnly({double left = 0, double top = 0, double right = 0, double bottom = 0}) → Widget

Available on Widget, provided by the XWidget extension

padRight(double value) → Widget

Available on Widget, provided by the XWidget extension

padTop(double value) → Widget

Available on Widget, provided by the XWidget extension

positioned({Key? key, double? left, double? top, double? right, double? bottom}) → Widget

Available on Widget, provided by the WidgetExtension extension

primaryForeground() → Widget

Available on Widget, provided by the TextExtension extension

sans() → Widget

Available on Widget, provided by the TextExtension extension

secondaryForeground() → Widget

Available on Widget, provided by the TextExtension extension

semiBold() → Widget

Available on Widget, provided by the TextExtension extension

singleLine() → Widget

Available on Widget, provided by the TextExtension extension

sized({double? width, double? height}) → Widget

Available on Widget, provided by the WidgetExtension extension

sized({double? width, double? height}) → Widget

Available on Widget, provided by the XWidget extension

small() → Widget

Available on Widget, provided by the TextExtension extension

textCenter() → Widget

Available on Widget, provided by the TextExtension extension

textEnd() → Widget

Available on Widget, provided by the TextExtension extension

textJustify() → Widget

Available on Widget, provided by the TextExtension extension

textLarge() → Widget

Available on Widget, provided by the TextExtension extension

textLeft() → Widget

Available on Widget, provided by the TextExtension extension

textMuted() → Widget

Available on Widget, provided by the TextExtension extension

textRight() → Widget

Available on Widget, provided by the TextExtension extension

textSmall() → Widget

Available on Widget, provided by the TextExtension extension

textStart() → Widget

Available on Widget, provided by the TextExtension extension

then(InlineSpan span) → Widget

Available on Widget, provided by the TextExtension extension

thenButton({required VoidCallback onPressed, required Widget child}) → Widget

Available on Widget, provided by the TextExtension extension

thenInlineCode(String text) → Widget

Available on Widget, provided by the TextExtension extension

thenText(String text) → Widget

Available on Widget, provided by the TextExtension extension

thin() → Widget

Available on Widget, provided by the TextExtension 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

transform({Key? key, required Matrix4 transform}) → Widget

Available on Widget, provided by the WidgetExtension extension

underline() → Widget

Available on Widget, provided by the TextExtension extension

withAlign(AlignmentGeometry alignment) → Widget

Available on Widget, provided by the WidgetExtension extension

withMargin({double? top, double? bottom, double? left, double? right, double? horizontal, double? vertical, double? all}) → Widget

Available on Widget, provided by the WidgetExtension extension

withOpacity(double opacity) → Widget

Available on Widget, provided by the WidgetExtension extension

withPadding({double? top, double? bottom, double? left, double? right, double? horizontal, double? vertical, double? all, EdgeInsetsGeometry? padding}) → Widget

Available on Widget, provided by the WidgetExtension extension

withTooltip(String tooltip) → Widget

Available on Widget, provided by the XWidgetArcane extension

x2Large() → Widget

Available on Widget, provided by the TextExtension extension

x3Large() → Widget

Available on Widget, provided by the TextExtension extension

x4Large() → Widget

Available on Widget, provided by the TextExtension extension

x5Large() → Widget

Available on Widget, provided by the TextExtension extension

x6Large() → Widget

Available on Widget, provided by the TextExtension extension

x7Large() → Widget

Available on Widget, provided by the TextExtension extension

x8Large() → Widget

Available on Widget, provided by the TextExtension extension

x9Large() → Widget

Available on Widget, provided by the TextExtension extension

xLarge() → Widget

Available on Widget, provided by the TextExtension extension

xSmall() → Widget

Available on Widget, provided by the TextExtension extension

Operators

operator ==(Object other) → bool

The equality operator.

inherited