public void showDockablePanel(DockablePaneKey key, boolean show) { final DockablePane dockablePane = dockablePaneMap.get(key); if (multiSplitPane.indexOfPane(dockablePane) < 0 && show) { multiSplitPane.addPane(dockablePane); multiSplitPane.invalidate(); } dockablePane.setShown(show); }