ProgressIndicator class

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. [...]
const

Properties

backgroundColor Color
The progress indicator's background color. The current theme's ThemeData.backgroundColor by default.
final
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. [...]
final
valueColor Animation<Color>
The indicator's color is the animation's value. To specify a constant color use: new AlwaysStoppedAnimation<Color>(color). [...]
final
hashCode int
The hash code for this object. [...]
read-only, inherited
key Key
Controls how one widget replaces another widget in the tree. [...]
final, inherited
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited

Methods

debugFillProperties(DiagnosticPropertiesBuilder properties) → void
createElement() StatefulElement
Creates a StatefulElement to manage this widget's location in the tree. [...]
inherited
createState() State<StatefulWidget>
Creates the mutable state for this widget at a given location in the tree. [...]
@protected, inherited
debugDescribeChildren() List<DiagnosticsNode>
Returns a list of DiagnosticsNode objects describing this node's children. [...]
@protected, inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed. [...]
@pragma('vm:entry-point'), inherited
toDiagnosticsNode({String name, DiagnosticsTreeStyle style }) DiagnosticsNode
Returns a debug representation of the object that is used by debugging tools and by toStringDeep. [...]
inherited
toString({DiagnosticLevel minLevel: DiagnosticLevel.debug }) String
Returns 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 ==(dynamic other) bool
The equality operator. [...]
inherited