ProgressIndicator

represents a progress indicator with setting x in the range 0 to 1.

takes the setting to be the dynamically updated current value of x.

represents a progress indicator with range x_min to x_max.

represents a progress indicator with indeterminate range.

Details and Options

ProgressIndicator[…] displays in a notebook as a progress indicator going from left to right; it does not allow interactive modification.
ProgressIndicator[x,Indeterminate] displays as an object that changes whenever x changes. »
The following options can be given:

Appearance	Automatic	the overall appearance of the progress indicator
BaselinePosition	Automatic	alignment relative to surrounding text
BaseStyle	{}	base style for the progress indicator
ImageMargins	0	margins around the image of the progress indicator
ImageSize	Automatic	the overall image size of the progress indicator

ProgressIndicator[] is equivalent to ProgressIndicator[0].
ProgressIndicator[Appearance->val] can create an indeterminate progress indicator that runs constantly. Settings for val that create such indicators include:
"Indeterminate"

"Necklace" {}[[3]]

"ArcUp" {}[[3]]

"ArcDown" {}[[3]]

"ArcUpFill" {}[[3]]

"Percolate" {}[[3]]

"Ellipsis" {}[[3]]
The settings for BaseStyle are appended to the default style typically given by the "ProgressIndicator" style in the current stylesheet.

open allclose all

Create a progress indicator set at 0.8 in the default range 0 to 1:

In[1]:=

Out[1]=