Occurs when one of viewer windows becomes selected (focused).
TRVSelectCamViewEvent = procedure(Sender: TObject; Viewer: TRVCamView; ViewerIndex: Integer) of object;
property OnSelectViewer: TRVSelectCamViewEvent;
A viewer window may become selected when the user clicked it with the mouse, or moved to it using Tab or Shift+Tab, or when assigning a value to ViewerIndex property.
Viewer – a viewer component corresponding to Viewers[ViewerIndex].
ViewerIndex = ViewerIndex