TreeNode draggednode = EditorUtil.getTreeNodeValueOfSelection((IStructuredSelection) data);
if(draggednode!=null){
if(moveTreeNode(draggednode, targetNode)){
- derivateView.getViewer().setInput(derivateView.getEditorInput());
+ derivateView.update();
LocalSelectionTransfer.getTransfer().setSelection(null);
return true;
}