private void updateContext() {
    myContext.setLocation(getLocation());

    if (myContext.getComponents() == null) {
      if (!ArrayUtil.contains(SimpleTransferable.getData(myEvent.getTransferable(), Class.class), myDragTargets)) {
        myContext.setComponents(Collections.emptyList());
        return;
      }

      if (myToolProvider.getActiveTool() instanceof CreationTool tool) {
        myContext.setType(OperationContext.CREATE);
        try {
          myContext.setComponents(Collections.singletonList(tool.getFactory().create()));
        }
        catch (Throwable e) {
          myContext.setComponents(Collections.emptyList());
          myToolProvider.loadDefaultTool();
        }
        return;
      }

      List<RadComponent> components = RadComponent.getPureSelection(myArea.getSelection());

      RadComponent parent = null;
      for (RadComponent component : components) {
        if (parent == null) {
          parent = component.getParent();
        }
        else if (parent != component.getParent()) {
          components = Collections.emptyList();
          break;
        }
      }

      myContext.setComponents(components);

      myContext.resetMoveAddEnabled();
      for (RadComponent component : components) {
        component.processDropOperation(myContext);
      }
    }
  }
private void updateContext()