connectionActionMap.put( deleteConnectionAction, new ConnectionViewActionProxy( viewer, this,
new DeleteAction() ) );
connectionActionMap.put( renameConnectionAction, new ConnectionViewActionProxy( viewer, this,
new RenameAction() ) );
connectionActionMap.put( propertyDialogAction, new ConnectionViewActionProxy( viewer, this,
new PropertiesAction() ) );
// DND support
dropConnectionListener = new DropConnectionListener();
dragConnectionListener = new DragConnectionListener( viewer );
int ops = DND.DROP_COPY | DND.DROP_MOVE;