Avatar class
A widget that displays a user's avatar.
Fetches user data using the provided userId and ResolveUserCallback. Uses UserCache for efficient user data retrieval. Displays the user's image if available, otherwise shows initials or a default icon.
- Inheritance
Constructors
-
Avatar.new({Key? key, required UserID userId, double? size = 32, Color? backgroundColor, Color? foregroundColor, VoidCallback? onTap, Map<
String, String> ? headers}) -
Creates an avatar widget.
const
Properties
- backgroundColor → Color?
-
Background color for the avatar circle if no image is available.
final
- foregroundColor → Color?
-
Foreground color for the initials text or default icon.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
-
headers
→ Map<
String, String> ? -
Optional HTTP headers for authenticated image requests.
Commonly used for authorization tokens, e.g., {'Authorization': 'Bearer token'}.
final
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- onTap → VoidCallback?
-
Optional callback triggered when the avatar is tapped.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- size → double?
-
The size (diameter) of the avatar circle.
final
- userId → UserID
-
The ID of the user whose avatar is to be displayed.
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