List of usage examples for javax.swing.tree DefaultMutableTreeNode getLastChild
public TreeNode getLastChild()
From source file:eu.crisis_economics.abm.dashboard.Page_Parameters.java
private JPanel createAParameterBox(final boolean first) { final JLabel runLabel = new JLabel("<html><b>Number of runs:</b> 0</html>"); final JLabel warningLabel = new JLabel(); final JButton closeButton = new JButton(); closeButton.setOpaque(false);/*w w w .j av a2s . c o m*/ closeButton.setBorder(null); closeButton.setFocusable(false); if (!first) { closeButton.setRolloverIcon(PARAMETER_BOX_REMOVE); closeButton.setRolloverEnabled(true); closeButton.setIcon(RGBGrayFilter.getDisabledIcon(closeButton, PARAMETER_BOX_REMOVE)); closeButton.setActionCommand(ACTIONCOMMAND_REMOVE_BOX); } final JScrollPane treeScrPane = new JScrollPane(); final DefaultMutableTreeNode treeRoot = new DefaultMutableTreeNode(); final JTree tree = new JTree(treeRoot); ToolTipManager.sharedInstance().registerComponent(tree); tree.getSelectionModel().setSelectionMode(TreeSelectionModel.SINGLE_TREE_SELECTION); tree.setCellRenderer(new ParameterBoxTreeRenderer()); tree.addTreeSelectionListener(new TreeSelectionListener() { public void valueChanged(final TreeSelectionEvent e) { final TreePath selectionPath = tree.getSelectionPath(); boolean success = true; if (editedNode != null && (selectionPath == null || !editedNode.equals(selectionPath.getLastPathComponent()))) success = modify(); if (success) { if (selectionPath != null) { cancelAllSelectionBut(tree); final DefaultMutableTreeNode node = (DefaultMutableTreeNode) selectionPath .getLastPathComponent(); if (!node.equals(editedNode)) { ParameterInATree userObj = null; final DefaultTreeModel model = (DefaultTreeModel) tree.getModel(); if (!node.isRoot() && selectionPath.getPathCount() == model.getPathToRoot(node).length) { userObj = (ParameterInATree) node.getUserObject(); final ParameterInfo info = userObj.info; editedNode = node; editedTree = tree; edit(info); } else { tree.setSelectionPath(null); if (cancelButton.isEnabled()) cancelButton.doClick(); resetSettings(); enableDisableSettings(false); editedNode = null; editedTree = null; } updateDescriptionField(userObj); } else updateDescriptionField(); } else updateDescriptionField(); enableDisableParameterCombinationButtons(); } else { final DefaultTreeModel model = (DefaultTreeModel) editedTree.getModel(); final DefaultMutableTreeNode storedEditedNode = editedNode; editedNode = null; tree.setSelectionPath(null); editedNode = storedEditedNode; editedTree.setSelectionPath(new TreePath(model.getPathToRoot(editedNode))); } } }); treeScrPane.setViewportView(tree); treeScrPane.setBorder(null); treeScrPane.setViewportBorder(null); treeScrPane.setPreferredSize(new Dimension(450, 250)); final JButton upButton = new JButton(); upButton.setOpaque(false); upButton.setRolloverEnabled(true); upButton.setIcon(PARAMETER_UP_ICON); upButton.setRolloverIcon(PARAMETER_UP_ICON_RO); upButton.setDisabledIcon(PARAMETER_UP_ICON_DIS); upButton.setBorder(null); upButton.setToolTipText("Move up the selected parameter"); upButton.setActionCommand(ACTIONCOMMAND_MOVE_UP); final JButton downButton = new JButton(); downButton.setOpaque(false); downButton.setRolloverEnabled(true); downButton.setIcon(PARAMETER_DOWN_ICON); downButton.setRolloverIcon(PARAMETER_DOWN_ICON_RO); downButton.setDisabledIcon(PARAMETER_DOWN_ICON_DIS); downButton.setBorder(null); downButton.setToolTipText("Move down the selected parameter"); downButton.setActionCommand(ACTIONCOMMAND_MOVE_DOWN); final JPanel mainPanel = FormsUtils.build("~ f:p:g ~ p ~ r:p", "012||" + "333||" + "44_||" + "445||" + "446||" + "44_ f:p:g", runLabel, first ? "" : warningLabel, first ? warningLabel : closeButton, new FormsUtils.Separator(""), treeScrPane, upButton, downButton) .getPanel(); mainPanel.setBorder(BorderFactory.createTitledBorder("")); final JButton addButton = new JButton(); addButton.setOpaque(false); addButton.setRolloverEnabled(true); addButton.setIcon(PARAMETER_ADD_ICON); addButton.setRolloverIcon(PARAMETER_ADD_ICON_RO); addButton.setDisabledIcon(PARAMETER_ADD_ICON_DIS); addButton.setBorder(null); addButton.setToolTipText("Add selected parameter"); addButton.setActionCommand(ACTIONCOMMAND_ADD_PARAM); final JButton removeButton = new JButton(); removeButton.setOpaque(false); removeButton.setRolloverEnabled(true); removeButton.setIcon(PARAMETER_REMOVE_ICON); removeButton.setRolloverIcon(PARAMETER_REMOVE_ICON_RO); removeButton.setDisabledIcon(PARAMETER_REMOVE_ICON_DIS); removeButton.setBorder(null); removeButton.setToolTipText("Remove selected parameter"); removeButton.setActionCommand(ACTIONCOMMAND_REMOVE_PARAM); final JPanel result = FormsUtils.build("p ~ f:p:g", "_0 f:p:g||" + "10 p ||" + "20 p||" + "_0 f:p:g", mainPanel, addButton, removeButton).getPanel(); Style.registerCssClasses(result, Dashboard.CSS_CLASS_COMMON_PANEL); final ParameterCombinationGUI pcGUI = new ParameterCombinationGUI(tree, treeRoot, runLabel, warningLabel, addButton, removeButton, upButton, downButton); parameterTreeBranches.add(pcGUI); final ActionListener boxActionListener = new ActionListener() { //==================================================================================================== // methods //---------------------------------------------------------------------------------------------------- public void actionPerformed(final ActionEvent e) { final String cmd = e.getActionCommand(); if (ACTIONCOMMAND_ADD_PARAM.equals(cmd)) handleAddParameter(pcGUI); else if (ACTIONCOMMAND_REMOVE_PARAM.equals(cmd)) handleRemoveParameter(tree); else if (ACTIONCOMMAND_REMOVE_BOX.equals(cmd)) handleRemoveBox(tree); else if (ACTIONCOMMAND_MOVE_UP.equals(cmd)) handleMoveUp(); else if (ACTIONCOMMAND_MOVE_DOWN.equals(cmd)) handleMoveDown(); } //---------------------------------------------------------------------------------------------------- private void handleAddParameter(final ParameterCombinationGUI pcGUI) { final Object[] selectedValues = parameterList.getSelectedValues(); if (selectedValues != null && selectedValues.length > 0) { final AvailableParameter[] params = new AvailableParameter[selectedValues.length]; System.arraycopy(selectedValues, 0, params, 0, selectedValues.length); addParameterToTree(params, pcGUI); enableDisableParameterCombinationButtons(); } } //---------------------------------------------------------------------------------------------------- private void handleRemoveParameter(final JTree tree) { final TreePath selectionPath = tree.getSelectionPath(); if (selectionPath != null) { cancelButton.doClick(); final DefaultMutableTreeNode node = (DefaultMutableTreeNode) selectionPath .getLastPathComponent(); if (!node.isRoot()) { final DefaultMutableTreeNode parentNode = (DefaultMutableTreeNode) node.getParent(); if (parentNode.isRoot()) { removeParameter(tree, node, parentNode); enableDisableParameterCombinationButtons(); } } } } //---------------------------------------------------------------------------------------------------- private void handleRemoveBox(final JTree tree) { final int answer = Utilities.askUser(dashboard, false, "Comfirmation", "This operation deletes the combination.", "All related parameter returns back to the list on the left side.", "Are you sure?"); if (answer == 1) { final DefaultTreeModel treeModel = (DefaultTreeModel) tree.getModel(); if (tree.getSelectionCount() > 0) { editedNode = null; tree.setSelectionPath(null); if (cancelButton.isEnabled()) cancelButton.doClick(); } final DefaultMutableTreeNode root = (DefaultMutableTreeNode) treeModel.getRoot(); for (int i = 0; i < root.getChildCount(); ++i) { final DefaultMutableTreeNode node = (DefaultMutableTreeNode) root.getChildAt(i); removeParameter(tree, node, root); } enableDisableParameterCombinationButtons(); parameterTreeBranches.remove(pcGUI); combinationsPanel.remove(result); combinationsPanel.revalidate(); updateNumberOfRuns(); } } //---------------------------------------------------------------------------------------------------- private void removeParameter(final JTree tree, final DefaultMutableTreeNode node, final DefaultMutableTreeNode parentNode) { final ParameterInATree userObj = (ParameterInATree) node.getUserObject(); final ParameterInfo originalInfo = findOriginalInfo(userObj.info); if (originalInfo != null) { final DefaultListModel model = (DefaultListModel) parameterList.getModel(); model.addElement(new AvailableParameter(originalInfo, currentModelHandler.getModelClass())); final DefaultTreeModel treeModel = (DefaultTreeModel) tree.getModel(); treeModel.removeNodeFromParent(node); updateNumberOfRuns(); tree.expandPath(new TreePath(treeModel.getPathToRoot(parentNode))); } else throw new IllegalStateException( "Parameter " + userObj.info.getName() + " is not found in the model."); } //---------------------------------------------------------------------------------------------------- private void handleMoveUp() { final TreePath selectionPath = tree.getSelectionPath(); if (selectionPath != null) { boolean success = true; if (editedNode != null) success = modify(); if (success) { final DefaultMutableTreeNode node = (DefaultMutableTreeNode) selectionPath .getLastPathComponent(); final DefaultMutableTreeNode parent = (DefaultMutableTreeNode) node.getParent(); if (parent == null || parent.getFirstChild().equals(node)) { tree.setSelectionPath(null); // we need this to preserve the state of the parameter settings panel tree.setSelectionPath(new TreePath(node.getPath())); return; } final int index = parent.getIndex(node); final DefaultTreeModel treemodel = (DefaultTreeModel) tree.getModel(); treemodel.removeNodeFromParent(node); treemodel.insertNodeInto(node, parent, index - 1); tree.setSelectionPath(new TreePath(node.getPath())); } } } //---------------------------------------------------------------------------------------------------- private void handleMoveDown() { final TreePath selectionPath = tree.getSelectionPath(); if (selectionPath != null) { boolean success = true; if (editedNode != null) success = modify(); if (success) { final DefaultMutableTreeNode node = (DefaultMutableTreeNode) selectionPath .getLastPathComponent(); final DefaultMutableTreeNode parent = (DefaultMutableTreeNode) node.getParent(); if (parent == null || parent.getLastChild().equals(node)) { tree.setSelectionPath(null); // we need this to preserve the state of the parameter settings panel tree.setSelectionPath(new TreePath(node.getPath())); return; } final int index = parent.getIndex(node); final DefaultTreeModel treemodel = (DefaultTreeModel) tree.getModel(); treemodel.removeNodeFromParent(node); treemodel.insertNodeInto(node, parent, index + 1); tree.setSelectionPath(new TreePath(node.getPath())); } } } }; GUIUtils.addActionListener(boxActionListener, closeButton, upButton, downButton, addButton, removeButton); result.setPreferredSize(new Dimension(500, 250)); enableDisableParameterCombinationButtons(); Style.apply(result, dashboard.getCssStyle()); return result; }
From source file:org.mbari.aved.ui.classifier.knowledgebase.ConceptTree.java
/** * Makes the children nodes under the specified node visible. * * @param node The node on which to act. *//* w ww. java 2 s. co m*/ private void makeChildrenVisible(DefaultMutableTreeNode node) { // RxTBD wcpr The Java API interaction of using TreeNodes and TreePaths // doesn't seem to make sense. There should be a cleaner way to implement // this method. if (node.isLeaf()) { return; } // Expand the node TreeConcept treeConcept = (TreeConcept) node.getUserObject(); treeConcept.lazyExpand(node); boolean allChildrenAreLeaves = true; Enumeration children = node.children(); while (children.hasMoreElements()) { DefaultMutableTreeNode childNode = (DefaultMutableTreeNode) children.nextElement(); if (!childNode.isLeaf()) { makeChildrenVisible(childNode); allChildrenAreLeaves = false; } } if (allChildrenAreLeaves) { DefaultMutableTreeNode lastNode = (DefaultMutableTreeNode) node.getLastChild(); TreeNode[] nodesFromRoot = node.getPath(); TreePath pathFromRoot = new TreePath(nodesFromRoot).pathByAddingChild(lastNode); makeVisible(pathFromRoot); } }