Wpf material design progress bar

1. How to fill progress bar in C#?

How to fill progress bar in C#?

To create a ProgressBar control at design-time, you simply drag a ProgressBar control from the Toolbox and drop onto a Form in Visual Studio. After you the drag and drop, a ProgressBar is created on the Form; for example the ProgressBar1 is added to the form and looks as in Figure 1.