public void setProgressComponent(@NotNull JComponent progressComponent) {
      assert myProgressComponent == null;
      myProgressComponent = progressComponent;
      add(progressComponent);

      if (myEventHandler != null) {
        myEventHandler.addAll(progressComponent);
        myEventHandler.updateHover(ListPluginComponent.this);
      }

      setVisibleOther(false);
      doLayout();
    }
public void setProgressComponent(@NotNull JComponent progressComponent)