OverlayState class Null safety

The current state of an Overlay.

Used to insert OverlayEntrys into the overlay using the insert and insertAll functions.

Inheritance
Mixed in types

Constructors

OverlayState()

Properties

context BuildContext
The location in the tree where this widget builds. [...]
read-only, inherited
hashCode int
The hash code for this object. [...]
read-only, inherited
mounted bool
Whether this State object is currently in a tree. [...]
read-only, inherited
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited
widget Overlay
The current configuration. [...]
read-only, inherited

Methods

activate() → void
Called when this object is reinserted into the tree after having been removed via deactivate. [...]
@mustCallSuper, @protected, inherited
build(BuildContext context) Widget
Describes the part of the user interface represented by this widget. [...]
override
createTicker(TickerCallback onTick) Ticker
Creates a ticker with the given callback. [...]
inherited
deactivate() → void
Called when this object is removed from the tree. [...]
@mustCallSuper, @protected, inherited
debugFillProperties(DiagnosticPropertiesBuilder properties) → void
Add additional properties associated with the node. [...]
override
debugIsVisible(OverlayEntry entry) bool
(DEBUG ONLY) Check whether a given entry is visible (i.e., not behind an opaque entry). [...]
didChangeDependencies() → void
Called when a dependency of this State object changes. [...]
inherited
didUpdateWidget(covariant Overlay oldWidget) → void
Called whenever the widget configuration changes. [...]
@mustCallSuper, @protected, inherited
dispose() → void
Called when this object is removed from the tree permanently. [...]
inherited
initState() → void
Called when this object is inserted into the tree. [...]
override
insert(OverlayEntry entry, {OverlayEntry? below, OverlayEntry? above}) → void
Insert the given entry into the overlay. [...]
insertAll(Iterable<OverlayEntry> entries, {OverlayEntry? below, OverlayEntry? above}) → void
Insert all the entries in the given iterable. [...]
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed. [...]
inherited
rearrange(Iterable<OverlayEntry> newEntries, {OverlayEntry? below, OverlayEntry? above}) → void
Remove all the entries listed in the given iterable, then reinsert them into the overlay in the given order. [...]
reassemble() → void
Called whenever the application is reassembled during debugging, for example during hot reload. [...]
@mustCallSuper, @protected, inherited
setState(VoidCallback fn) → void
Notify the framework that the internal state of this object has changed. [...]
@protected, 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
toStringShort() String
A brief description of this object, usually just the runtimeType and the hashCode. [...]
inherited

Operators

operator ==(Object other) bool
The equality operator. [...]
inherited