Window Control/Image Viewer Functions:
Applying Actions
LImageViewer::AddAction
LImageViewer::EnableActionCallBack
LImageViewer::EnableTagCallBack
LImageViewer::GetActionCount
LImageViewer::GetActionProperties
LImageViewer::GetKeyboardAction
LImageViewer::IsActionActive
LImageViewer::RemoveAction
LImageViewer::SetAction
LImageViewer::SetActionProperties
LImageViewer::SetKeyboardAction