format - Format of the Progress Text

When the Format-String is not empty, it will be placed according to your operating system or Qt style. The content of the text can be customized referring to the following variables:

• %p: Percentage
• %v: Value
• %m: total number of steps

The format string us used for initializing the progress bar. It will be ignored for displaying progress information. In order to change the displayed text, one may re-initialize the progress bar.