void (@NotNull DockableContent content) { if (myCurrentOver != null) { myCurrentOver.resetDropOver(myCurrentOverInfo); myCurrentOver = null; myCurrentOverInfo = null; myCurrentOverImg = null; Disposer.dispose(myGlassPaneListenersDisposable); myGlassPaneListenersDisposable = Disposer.newDisposable(); myCurrentPainter = null; } }