MaterialBannerTheme class Null safety
An inherited widget that defines the configuration for MaterialBanners in this widget's subtree.
Values specified here are used for MaterialBanner properties that are not given an explicit non-null value.
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- ProxyWidget
- InheritedWidget
- InheritedTheme
- MaterialBannerTheme
Constructors
- MaterialBannerTheme({Key? key, MaterialBannerThemeData? data, required Widget child})
-
Creates a banner theme that controls the configurations for
MaterialBanners in its widget subtree.
const
Properties
- child → Widget
-
The widget below this widget in the tree.
finalinherited
- data → MaterialBannerThemeData?
-
The properties for descendant MaterialBanner widgets.
final
- hashCode → int
- The hash code for this object.
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
read-onlyinherited
Methods
-
createElement(
) → InheritedElement -
Inflates this configuration to a concrete instance.
inherited
-
debugDescribeChildren(
) → List< DiagnosticsNode> -
Returns a list of
DiagnosticsNode
objects describing this node's children.protected">@protectedinherited -
debugFillProperties(
DiagnosticPropertiesBuilder properties) → void -
Add additional properties associated with the node.
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a non-existent 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}) → 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
-
updateShouldNotify(
covariant MaterialBannerTheme oldWidget) → bool -
Whether the framework should notify widgets that inherit from this widget.
override
-
wrap(
BuildContext context, Widget child) → Widget -
Return a copy of this inherited theme with the specified
child
.override
Operators
-
operator ==(
Object other) → bool -
The equality operator.
nonVirtual">@nonVirtualinherited
Static Methods
-
of(
BuildContext context) → MaterialBannerThemeData - The closest instance of this class's data value that encloses the given context.