/**
* @brief ProgressBar is a control to give the user an indication of the progress of an operation.
- * *
- * Determinate Progress State
*
- * # : Progress visual
- * * : Secondary Progress visual
- * = : Track visual
- * 40% : Label visual
- *
- * =============================================
- * = ###############**** 40% =
- * =============================================
- *
- * Indeterminate Progress State
- *
- * / : Indeterminate visual
- *
- * =============================================
- * = ///////////////////////////////////////// =
- * =============================================
- *
- * Also progress value percentage is shown as text inside the progress bar.
* Signals
* | %Signal Name | Method |
* |-------------------|-------------------------------|