TProgressBar class

A progress bar widget that displays completion status.

TProgressBar provides a customizable progress indicator with:

  • Support for current value (0.0 to 1.0)
  • Indeterminate state for unknown progress
  • Flowing animation for visual feedback
  • Percentage text display
  • Custom labels and sizes
  • Animated value transitions

Basic Usage

TProgressBar(
  value: 0.7,
  label: 'Uploading...',
)

Indeterminate Progress

TProgressBar(
  indeterminate: true,
  label: 'Processing...',
)
Inheritance

Constructors

TProgressBar({Key? key, double value = 0.0, bool indeterminate = false, bool flowing = false, double height = 8.0, Color? color, Color? backgroundColor, String? label, bool showPercentage = false, double borderRadius = 10.0, Duration animationDuration = const Duration(milliseconds: 300)})
Creates a progress bar.
const

Properties

animationDuration Duration
The duration of the progress value animation.
final
backgroundColor Color?
The color of the track (background).
final
borderRadius double
The border radius of the progress bar and track.
final
color Color?
The color of the progress bar.
final
flowing bool
Whether to show a continuous flowing/shimmer animation on the bar.
final
hashCode int
The hash code for this object.
no setterinherited
height double
The height of the progress bar.
final
indeterminate bool
Whether the progress is in an unknown state.
final
key Key?
Controls how one widget replaces another widget in the tree.
finalinherited
label String?
Optional label text displayed above the progress bar.
final
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
showPercentage bool
Whether to display the percentage text.
final
value double
The current progress value, from 0.0 to 1.0.
final

Methods

createElement() StatefulElement
Creates a StatefulElement to manage this widget's location in the tree.
inherited
createState() State<TProgressBar>
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, 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