void (@NotNull AnActionEvent e) { final CheckedTreeNode[] selectedSuites = mySuitesTree.getSelectedNodes(CheckedTreeNode.class, null); final Presentation presentation = e.getPresentation(); presentation.setEnabled(false); for (CheckedTreeNode node : selectedSuites) { final Object userObject = node.getUserObject(); if (userObject instanceof CoverageSuite selectedSuite) { if (selectedSuite.canRemove()) { presentation.setEnabled(true); return; } } } }