Alert class
Alert banners communicate a state.
- Inheritance
Constructors
- Alert({Key? key, Widget child = const SizedBox(), Widget closeIcon = _defaultCloseIcon, Color color = _defaultColor, Widget icon = _defaultIcon, bool isVisible = _defaultIsVisible, VoidCallback? onClose, EdgeInsets padding = _defaultPadding})
-
Alert banners communicate a state.
const
- Alert.error({Key? key, required Widget child, Widget closeIcon = _defaultCloseIcon, bool isVisible = _defaultIsVisible, VoidCallback? onClose, EdgeInsets padding = _defaultPadding})
-
Alert banners communicate a state.
const
- Alert.offline({Key? key, required Widget child, Widget closeIcon = _defaultCloseIcon, bool isVisible = _defaultIsVisible, VoidCallback? onClose, EdgeInsets padding = _defaultPadding})
-
Alert banners communicate a state.
const
- Alert.warning({Key? key, required Widget child, Widget closeIcon = _defaultCloseIcon, bool isVisible = _defaultIsVisible, VoidCallback? onClose, EdgeInsets padding = _defaultPadding})
-
Alert banners communicate a state.
const
Properties
- child → Widget
-
The widget shown inside the alert.
final
- closeIcon → Widget
-
The icon used to close the alert.
final
- color → Color
-
The color of the alert. Defaults to a light grey.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- icon → Widget
-
The icon shown to the left of the child.
final
- isVisible → bool
-
Determines if this alert is visible.
final
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- onClose → VoidCallback?
-
A function called when the close icon is pressed.
final
- padding → EdgeInsets
-
The child is placed inside this padding.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
createElement(
) → StatefulElement -
Creates a StatefulElement to manage this widget's location in the tree.
inherited
-
createState(
) → State< Alert> -
Creates the mutable state for this widget at a given location in the tree.
override
-
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}) → 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