Visual Basic 2015 Unleashed

Extended View with the ScrollBar Control

You can implement scrollbars with the ScrollBar control. The following code provides an example:

Click here to view code image

<ScrollBar Name="Scroll1" Maximum="100" Minimum="0"           Value="50" Scroll="Scroll1_Scroll"/>

The implementation is simple because you just have to provide the Minimum, Maximum, and current Value. The Scroll event is instead raised when the selector position changes. The event handler is then implemented as follows:

Click here to view code image

Private Sub Scroll1_Scroll(ByVal sender As System.Object,                           ByVal e As Primitives.                           ScrollEventArgs)End Sub

WPF offers a more versatile control, named ScrollViewer, as described in the ...