TopBar class

Barra superior (sempre presente). Mostra o título, o botão de tema (opcional), notificações e o menu de perfil expansível. Em layouts com drawer, o Scaffold injeta automaticamente o botão de menu (hambúrguer) à esquerda.

Inheritance
Implemented types

Constructors

TopBar({required AppUser user, String title = '', List<AppNotification> notifications = const [], VoidCallback? onLogout, bool isDark = false, VoidCallback? onToggleTheme, Key? key})
const

Properties

hashCode → int
The hash code for this object.
no setterinherited
isDark → bool
Estado atual do tema (escolhe o ícone do botão).
final
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
notifications → List<AppNotification>
final
onLogout → VoidCallback?
final
onToggleTheme → VoidCallback?
Se fornecido, mostra um botão para alternar claro/escuro.
final
preferredSize → Size
The size this widget would prefer if it were otherwise unconstrained.
no setteroverride
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
title → String
final
user → AppUser
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