CustomSliverAppBar class

A secure sliver version of CustomAppBar for use in CustomScrollView.

Inheritance

Constructors

CustomSliverAppBar({Key? key, String? title, Widget? titleWidget, double expandedHeight = 200.0, double collapsedHeight = 60.0, bool pinned = true, bool floating = false, bool snap = false, bool stretch = false, double stretchTriggerOffset = 100.0, VoidCallback? onStretchTrigger, Widget? leading, bool showBackButton = true, IconData backIcon = Icons.arrow_back_ios, Color? backIconColor, VoidCallback? onBack, List<Widget>? actions, List<Color>? gradientColors, AlignmentGeometry gradientBegin = Alignment.topLeft, AlignmentGeometry gradientEnd = Alignment.bottomRight, Color? backgroundColor, Color? foregroundColor, double elevation = 0, bool centerTitle = true, Widget? flexibleSpace, PreferredSizeWidget? bottom, ShapeBorder? shape, Color? titleColor, double titleFontSize = 20.0, FontWeight titleFontWeight = FontWeight.bold, String? semanticLabel, bool? enableSecurity})
const

Properties

actions List<Widget>?
final
backgroundColor Color?
final
backIcon IconData
final
backIconColor Color?
final
bottom PreferredSizeWidget?
final
centerTitle bool
final
collapsedHeight double
final
elevation double
final
enableSecurity bool?
final
expandedHeight double
final
flexibleSpace Widget?
final
floating bool
final
foregroundColor Color?
final
gradientBegin AlignmentGeometry
final
gradientColors List<Color>?
final
gradientEnd AlignmentGeometry
final
hashCode int
The hash code for this object.
no setterinherited
key Key?
Controls how one widget replaces another widget in the tree.
finalinherited
leading Widget?
final
onBack VoidCallback?
final
onStretchTrigger VoidCallback?
final
pinned bool
final
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
semanticLabel String?
final
shape ShapeBorder?
final
showBackButton bool
final
snap bool
final
stretch bool
final
stretchTriggerOffset double
final
title String?
final
titleColor Color?
final
titleFontSize double
final
titleFontWeight FontWeight
final
titleWidget Widget?
final

Methods

build(BuildContext context) Widget
Describes the part of the user interface represented by this widget.
override
createElement() StatelessElement
Creates a StatelessElement to manage this widget's location in the tree.
inherited
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