A base class for material design progress indicators

This widget cannot be instantiated directly. For a linear progress indicator, see LinearProgressIndicator. For a circular progress indicator, see CircularProgressIndicator.

See also:

Inheritance
Implemented by

Constructors

ProgressIndicator({Key key, double value, Color backgroundColor, Animation<Color> valueColor })

Creates a progress indicator.

Properties

backgroundColor Color

The progress indicator's background color. The current theme's ThemeData.backgroundColor by default.

read-only
value double

If non-null, the value of this progress indicator with 0.0 corresponding to no progress having been made and 1.0 corresponding to all the progress having been made.

read-only
valueColor Animation<Color>

The indicator's color is the animation's value. To specify a constant color use: new AlwaysStoppedAnimation<Color>(color).

read-only
hashCode int

Get a hash code for this object.

read-only, inherited
key Key

Controls how one widget replaces another widget in the tree.

read-only, inherited
runtimeType Type

A representation of the runtime type of the object.

read-only, inherited

Operators

operator ==(other) bool

The equality operator.

inherited

Methods

debugFillDescription(List<String> description) → void

Add additional information to the given description for use by toString.

createElement() StatefulElement

Creates a StatefulElement to manage this widget's location in the tree.

inherited
createState() State

Creates the mutable state for this widget at a given location in the tree.

inherited
noSuchMethod(Invocation invocation) → dynamic

Invoked when a non-existent method or property is accessed.

inherited
toString() String

Returns a string representation of this object.

inherited
toStringShort() String

A short, textual description of this widget.

inherited