// {{{ removeSelectedNode() method private void removeSelectedNode() { TreePath path = resultTree.getSelectionPath(); if (path == null) return; MutableTreeNode value = (MutableTreeNode) path.getLastPathComponent(); if (path.getPathCount() > 1) { // Adjust selection so that repeating some removals // behave naturally. TreePath parentPath = path.getParentPath(); MutableTreeNode parent = (MutableTreeNode) parentPath.getLastPathComponent(); int removingIndex = parent.getIndex(value); int nextIndex = removingIndex + 1; if (nextIndex < parent.getChildCount()) { TreeNode next = parent.getChildAt(nextIndex); resultTree.setSelectionPath(parentPath.pathByAddingChild(next)); } else { resultTree.setSelectionPath(parentPath); } resultTreeModel.removeNodeFromParent(value); } HyperSearchOperationNode.removeNodeFromCache(value); if (resultTreeRoot.getChildCount() == 0) { hideDockable(); } } // }}}
public static void ensureSelection(JTree tree) { final TreePath[] paths = tree.getSelectionPaths(); if (paths != null) { for (TreePath each : paths) { if (tree.getRowForPath(each) >= 0 && tree.isVisible(each)) { return; } } } for (int eachRow = 0; eachRow < tree.getRowCount(); eachRow++) { TreePath eachPath = tree.getPathForRow(eachRow); if (eachPath != null && tree.isVisible(eachPath)) { tree.setSelectionPath(eachPath); break; } } }
/** * Constructs a X509 certificate panel. * * @param certificates <tt>X509Certificate</tt> objects */ public X509CertificatePanel(Certificate[] certificates) { setLayout(new BorderLayout(5, 5)); // Certificate chain list TransparentPanel topPanel = new TransparentPanel(new BorderLayout()); topPanel.add( new JLabel( "<html><body><b>" + R.getI18NString("service.gui.CERT_INFO_CHAIN") + "</b></body></html>"), BorderLayout.NORTH); DefaultMutableTreeNode top = new DefaultMutableTreeNode(); DefaultMutableTreeNode previous = top; for (int i = certificates.length - 1; i >= 0; i--) { Certificate cert = certificates[i]; DefaultMutableTreeNode next = new DefaultMutableTreeNode(cert); previous.add(next); previous = next; } JTree tree = new JTree(top); tree.setBorder(new BevelBorder(BevelBorder.LOWERED)); tree.setRootVisible(false); tree.setExpandsSelectedPaths(true); tree.getSelectionModel().setSelectionMode(TreeSelectionModel.SINGLE_TREE_SELECTION); tree.setCellRenderer( new DefaultTreeCellRenderer() { @Override public Component getTreeCellRendererComponent( JTree tree, Object value, boolean sel, boolean expanded, boolean leaf, int row, boolean hasFocus) { JLabel component = (JLabel) super.getTreeCellRendererComponent( tree, value, sel, expanded, leaf, row, hasFocus); if (value instanceof DefaultMutableTreeNode) { Object o = ((DefaultMutableTreeNode) value).getUserObject(); if (o instanceof X509Certificate) { component.setText(getSimplifiedName((X509Certificate) o)); } else { // We don't know how to represent this certificate type, // let's use the first 20 characters String text = o.toString(); if (text.length() > 20) { text = text.substring(0, 20); } component.setText(text); } } return component; } }); tree.getSelectionModel() .addTreeSelectionListener( new TreeSelectionListener() { @Override public void valueChanged(TreeSelectionEvent e) { valueChangedPerformed(e); } }); tree.setSelectionPath( new TreePath((((DefaultTreeModel) tree.getModel()).getPathToRoot(previous)))); topPanel.add(tree, BorderLayout.CENTER); add(topPanel, BorderLayout.NORTH); // Certificate details pane Caret caret = infoTextPane.getCaret(); if (caret instanceof DefaultCaret) { ((DefaultCaret) caret).setUpdatePolicy(DefaultCaret.NEVER_UPDATE); } /* * Make JEditorPane respect our default font because we will be using it * to just display text. */ infoTextPane.putClientProperty(JEditorPane.HONOR_DISPLAY_PROPERTIES, true); infoTextPane.setOpaque(false); infoTextPane.setEditable(false); infoTextPane.setContentType("text/html"); infoTextPane.setText(toString(certificates[0])); final JScrollPane certScroll = new JScrollPane(infoTextPane); certScroll.setPreferredSize(new Dimension(300, 500)); add(certScroll, BorderLayout.CENTER); }