void (Component comp, int x, int y) { JScrollPane scrollPane = (JScrollPane)comp; PaletteContentWindow contentWindow = (PaletteContentWindow)scrollPane.getViewport().getView(); if (contentWindow != null) { PaletteGroupHeader groupHeader = contentWindow.getLastGroupHeader(); if (groupHeader != null) { groupHeader.showGroupPopupMenu(comp, x, y); } } }