InputList (Items As List, Title As String, CheckedItem As Int) As Int
Shows a modal dialog with a list of items and radio buttons. Pressing on an item will close the dialog.
Returns the index of the selected item or DialogResponse.Cancel if the user pressed on the back key.
List - Items to display.
Title - Dialog title.
CheckedItem - The index of the item that will first be selected. Pass -1 if no item should be preselected.