Abstract base class for Controls with child controls
The element property of the CompositeControl will become the target element of every child control
and also the current map will be set for each child control
This is used e.g. for the (layout) container controls
Abstract base class for Controls with child controls
The element property of the CompositeControl will become the target element of every child control and also the current map will be set for each child control
This is used e.g. for the (layout) container controls