Example usage for javax.swing.tree DefaultMutableTreeNode getParent

Introduction

In this page you can find the example usage for javax.swing.tree DefaultMutableTreeNode getParent.

Prototype

public TreeNode getParent() 

Source Link

Document

Returns this node's parent or null if this node has no parent.

Usage

From source file:gui.GraphsPanel.java

/** TODO: re-implement the algorithm from vertexColor.
 * Vertice Coloring algorithm executed before the vertexColor Transformer is
 * called/*from  w w w .  j av  a 2s .c  o  m*/
 * TV same algorithm initially set as a vertexColor Transformer COPY FROM
 * PROCESSCLUSTERRESULTS
 */
public void colorizeTree(TreeNode root, float threshold) {
    // System.out.println("___GraphsPanel: COLORIZE TREE!");
    Color customColor = Color.WHITE;

    // int groupCount =
    // cluster.getAvLnkDendrogram().getGroupCount(threshold);
    // int counter = groupCount;

    // traverese the tree
    // Enumeration en =
    // ((DefaultMutableTreeNode)root).depthFirstEnumeration();
    @SuppressWarnings("unchecked")
    Enumeration<DefaultMutableTreeNode> en = ((DefaultMutableTreeNode) root).breadthFirstEnumeration();
    while (en.hasMoreElements()) {
        // Unfortunately the enumeration isn't genericised so we need to
        // downcast
        // when calling nextElement():
        DefaultMutableTreeNode node = en.nextElement();
        DenNode dNode = (DenNode) node.getUserObject();
        Integer level = node.getLevel();

        if (level == 0) {
            dNode.setColor(customColor);
        } else if (level != 0) {
            DenNode pdNode = (DenNode) ((DefaultMutableTreeNode) (node.getParent())).getUserObject();
            if ((dNode.getSimilarity() > threshold) && (pdNode.getColor().equals(Color.WHITE))) {
                dNode.setColor(
                        Color.getHSBColor((float) (Math.cos(dNode.getSimilarity() * 90) * 360), 0.8f, 0.8f));
            } else {
                dNode.setColor(pdNode.getColor());
            }
            // TV
            if (((dNode.getSimilarity() - pdNode.getSimilarity()) > this.getSensitivity())) {
                dNode.setEdgeColor(Color.BLACK);
            }
        }
    }
}

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From source file:gui.GraphsPanel.java

/** detectWeakEdges().
 * /*  w ww .  j  a va 2  s . c  o m*/
 */
public void detectWeakEdges(TreeNode root, float sensitivity) {
    Color customColor = Color.WHITE;

    // TV get a snapshot of original colors for each node with singleton
    Color prevColor = null;

    @SuppressWarnings("unchecked")
    Enumeration<DefaultMutableTreeNode> en = ((DefaultMutableTreeNode) root).breadthFirstEnumeration();
    while (en.hasMoreElements()) {
        DefaultMutableTreeNode node = en.nextElement();
        DenNode dNode = (DenNode) node.getUserObject();
        Integer level = node.getLevel();

        if (prevColor == null) {
            prevColor = dNode.getColor();
        }

        if (level == 0) {
            dNode.setColor(customColor);
        } else if (level != 0) {
            DenNode pdNode = (DenNode) ((DefaultMutableTreeNode) (node.getParent())).getUserObject();
            if ((dNode.getSimilarity() > this.getThreshold()) && (pdNode.getColor().equals(Color.WHITE))) {
                dNode.setColor(
                        Color.getHSBColor((float) (Math.cos(dNode.getSimilarity() * 90) * 360), 0.8f, 0.8f));
            } else {
                dNode.setColor(pdNode.getColor());
            }
            dNode.resetEdgeColor();
            if (((dNode.getSimilarity() - pdNode.getSimilarity()) > sensitivity)) {
                dNode.setEdgeColor(Color.RED);
            }
        }
    }
}

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From source file:Main.java

public Main() {
    DefaultMutableTreeNode forums = new DefaultMutableTreeNode("B");
    forums.add(new DefaultMutableTreeNode("T"));
    DefaultMutableTreeNode articles = new DefaultMutableTreeNode("A");
    articles.add(new DefaultMutableTreeNode("A"));
    DefaultMutableTreeNode examples = new DefaultMutableTreeNode("E");
    examples.add(new DefaultMutableTreeNode("E"));

    rootNode.add(forums);/*from w  w w .  ja  v a 2s. c om*/
    rootNode.add(articles);
    rootNode.add(examples);

    m_tree.setEditable(true);
    m_tree.setSelectionRow(0);

    JScrollPane scrollPane = new JScrollPane(m_tree);
    getContentPane().add(scrollPane, BorderLayout.CENTER);

    JPanel panel = new JPanel();
    m_addButton = new JButton("Add Node");
    m_addButton.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent event) {
            DefaultMutableTreeNode selNode = (DefaultMutableTreeNode) m_tree.getLastSelectedPathComponent();

            if (selNode == null) {
                return;
            }

            DefaultMutableTreeNode newNode = new DefaultMutableTreeNode("New");
            m_model.insertNodeInto(newNode, selNode, selNode.getChildCount());

            TreeNode[] nodes = m_model.getPathToRoot(newNode);
            TreePath path = new TreePath(nodes);
            m_tree.scrollPathToVisible(path);

            m_tree.setSelectionPath(path);

            m_tree.startEditingAtPath(path);
        }

    });
    panel.add(m_addButton);
    getContentPane().add(panel, BorderLayout.SOUTH);
    m_delButton = new JButton("Delete Node");
    m_delButton.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent event) {
            DefaultMutableTreeNode selNode = (DefaultMutableTreeNode) m_tree.getLastSelectedPathComponent();
            if (selNode == null) {
                return;
            }
            MutableTreeNode parent = (MutableTreeNode) (selNode.getParent());
            if (parent == null) {
                return;
            }
            MutableTreeNode toBeSelNode = (MutableTreeNode) selNode.getPreviousSibling();
            if (toBeSelNode == null) {
                toBeSelNode = (MutableTreeNode) selNode.getNextSibling();
            }
            if (toBeSelNode == null) {
                toBeSelNode = parent;
            }
            TreeNode[] nodes = m_model.getPathToRoot(toBeSelNode);
            TreePath path = new TreePath(nodes);
            m_tree.scrollPathToVisible(path);
            m_tree.setSelectionPath(path);
            m_model.removeNodeFromParent(selNode);
        }

    });
    panel.add(m_delButton);
    getContentPane().add(panel, BorderLayout.SOUTH);

    setSize(300, 400);
    setVisible(true);
}

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From source file:com.emental.mindraider.ui.outline.OutlineJPanel.java

/**
 * Discard concept.//from w w w .j  a  v a2  s . c o m
 */
public void conceptDiscard() {
    if (MindRaider.profile.getActiveOutlineUri() == null) {
        JOptionPane.showMessageDialog(OutlineJPanel.this,
                Messages.getString("NotebookOutlineJPanel.toDiscardConceptTheNotebookMustBeOpened"),
                Messages.getString("NotebookOutlineJPanel.discardConceptError"), JOptionPane.ERROR_MESSAGE);
        return;
    }

    // move concept up in the tree
    DefaultMutableTreeNode node = getSelectedTreeNode();
    if (node != null) {
        if (node.isLeaf() && node.getParent() != null) {
            try {
                if (JOptionPane.showConfirmDialog(MindRaider.mainJFrame,
                        Messages.getString("NotebookOutlineJPanel.doYouWantToDiscardConcept", node.toString()),
                        Messages.getString("NotebookOutlineJPanel.discardConcept"),
                        JOptionPane.YES_NO_OPTION) != JOptionPane.YES_OPTION) {
                    return;
                }

                DefaultMutableTreeNode parent = (DefaultMutableTreeNode) node.getParent();
                String notebookUri = MindRaider.outlineCustodian.getActiveOutlineResource().resource
                        .getMetadata().getUri().toString();
                MindRaider.noteCustodian.discard(notebookUri, ((OutlineNode) parent).getUri(),
                        ((OutlineNode) node).getUri());
                refresh();
                MindRaider.spidersGraph.selectNodeByUri(notebookUri);
                MindRaider.spidersGraph.renderModel();

                conceptJPanel.clear();
            } catch (Exception e1) {
                logger.debug(Messages.getString("NotebookOutlineJPanel.unableToDiscardConcept"), e1);
                StatusBar.show(Messages.getString("NotebookOutlineJPanel.unableToDiscardConcept"));
            }
        } else {
            StatusBar.show(Messages.getString("NotebookOutlineJPanel.discardingOnlyLeafConcepts"));
            JOptionPane.showMessageDialog(OutlineJPanel.this,
                    Messages.getString("NotebookOutlineJPanel.discardingOnlyLeafConcepts"),
                    "Concept Discard Error", JOptionPane.ERROR_MESSAGE);
            return;
        }
    } else {
        logger.debug(Messages.getString("NotebookOutlineJPanel.noNodeSelected"));
    }
}

---

From source file:com.emental.mindraider.ui.outline.OutlineJPanel.java

/**
 * Down concept./*from   www  .  ja v a  2 s  .  c  o  m*/
 */
public boolean conceptDown() {
    // move concept down in the tree
    DefaultMutableTreeNode node = getSelectedTreeNode();
    if (node != null) {
        DefaultMutableTreeNode parent = (DefaultMutableTreeNode) node.getParent();
        if (parent != null) {
            DefaultMutableTreeNode nextSibling = node.getNextSibling();
            if (nextSibling != null) {
                if (MindRaider.noteCustodian.down(MindRaider.outlineCustodian.getActiveOutlineResource(),
                        ((OutlineNode) parent).getUri(), ((OutlineNode) node).getUri())) {
                    int siblingIndex = parent.getIndex(nextSibling);
                    parent.remove(node);
                    parent.insert(node, siblingIndex);
                    treeTable.updateUI();
                    logger.debug("Node moved down!");
                    return true;
                }
                // else node the last in the sequence
            } else {
                logger.debug("No sibling!");
            }
        } else {
            logger.debug(Messages.getString("NotebookOutlineJPanel.noParent"));
        }
    } else {
        logger.debug(Messages.getString("NotebookOutlineJPanel.noNodeSelected"));
    }
    return false;
}

---

From source file:com.emental.mindraider.ui.outline.OutlineJPanel.java

/**
 * Demote concept./*from   w  ww  . ja v a2 s.  co m*/
 */
public void conceptDemote() {
    // current node becomes the first child of the previous sibling, if node
    // has index 0, then do nothing
    DefaultMutableTreeNode node = getSelectedTreeNode();
    if (node != null) {
        DefaultMutableTreeNode parent = (DefaultMutableTreeNode) node.getParent();
        if (parent != null) {
            DefaultMutableTreeNode previous = (DefaultMutableTreeNode) parent.getChildBefore(node);
            if (previous != null) {
                parent.remove(node);
                previous.insert(node, previous.getChildCount());
                treeTable.updateUI();

                logger.debug(Messages.getString("NotebookOutlineJPanel.conceptDemoted"));

                MindRaider.noteCustodian.demote(MindRaider.outlineCustodian.getActiveOutlineResource(),
                        ((OutlineNode) parent).getUri(), ((OutlineNode) node).getUri());

                setSelectedTreeNodeConcept(((OutlineNode) node).getUri());
            } else {
                logger.debug(Messages.getString("NotebookOutlineJPanel.isTheFirstChild"));
            }
        } else {
            logger.debug(Messages.getString("NotebookOutlineJPanel.noParent"));
        }
    } else {
        logger.debug(Messages.getString("NotebookOutlineJPanel.noNodeSelected!"));
    }
}

---

From source file:com.emental.mindraider.ui.outline.OutlineJPanel.java

/**
 * Promote concept./*from   ww  w.jav a 2  s  .  co  m*/
 */
public void conceptPromote() {
    // imagine the row and move it to the level up (left) in this row
    // node must be stored as parent's parent
    DefaultMutableTreeNode node = getSelectedTreeNode();
    if (node != null) {
        DefaultMutableTreeNode parent = (DefaultMutableTreeNode) node.getParent();
        if (parent != null) {
            DefaultMutableTreeNode pparent = (DefaultMutableTreeNode) parent.getParent();
            if (pparent != null) {
                // now put it right behind previous parent
                int parentIndex = pparent.getIndex(parent);

                parent.remove(node);
                pparent.insert(node, parentIndex + 1);
                treeTable.updateUI();
                logger.debug(Messages.getString("NotebookOutlineJPanel.noNodePromoted"));

                MindRaider.noteCustodian.promote(MindRaider.outlineCustodian.getActiveOutlineResource(),
                        ((OutlineNode) pparent).getUri(), ((OutlineNode) parent).getUri(),
                        ((OutlineNode) node).getUri());
            } else {
                logger.debug(Messages.getString("NotebookOutlineJPanel.noParentsParent"));
            }
        } else {
            logger.debug(Messages.getString("NotebookOutlineJPanel.noParent"));
        }
    } else {
        logger.debug(Messages.getString("NotebookOutlineJPanel.noNodeSelected"));
    }
}

---

From source file:com.emental.mindraider.ui.outline.OutlineJPanel.java

/**
 * Up concept.//from  w  ww . j  a  v a2s  . c  o  m
 */
public boolean conceptUp() {
    // move concept up in the tree
    DefaultMutableTreeNode node = getSelectedTreeNode();
    if (node != null) {
        DefaultMutableTreeNode parent = (DefaultMutableTreeNode) node.getParent();
        if (parent != null) {
            DefaultMutableTreeNode previousSibling = node.getPreviousSibling();
            if (previousSibling != null) {
                // move it up in the model
                if (MindRaider.noteCustodian.up(MindRaider.outlineCustodian.getActiveOutlineResource(),
                        ((OutlineNode) parent).getUri(), ((OutlineNode) node).getUri())) {
                    int siblingIndex = parent.getIndex(previousSibling);
                    parent.remove(node);
                    parent.insert(node, siblingIndex);
                    treeTable.updateUI();
                    logger.debug(Messages.getString("NotebookOutlineJPanel.noMovedUp"));
                    return true;
                }
                // else it is the first concept in the sequence
            } else {
                logger.debug("No sibling!");
            }
        } else {
            logger.debug(Messages.getString("NotebookOutlineJPanel.noParent"));
        }
    } else {
        logger.debug(Messages.getString("NotebookOutlineJPanel.noNodeSelected"));
    }
    return false;
}

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From source file:net.sf.jabref.gui.FindUnlinkedFilesDialog.java

/**
 * Creates a list of {@link File}s for all leaf nodes in the tree structure
 * <code>node</code>, which have been marked as <i>selected</i>. <br>
 * <br>/*from   www  .j  av  a2 s  .co  m*/
 * <code>Selected</code> nodes correspond to those entries in the tree,
 * whose checkbox is <code>checked</code>.
 *
 * SIDE EFFECT: The checked nodes are removed from the tree.
 *
 * @param node
 *            The root node representing a tree structure.
 * @return A list of files of all checked leaf nodes.
 */
private List<File> getFileListFromNode(CheckableTreeNode node) {
    List<File> filesList = new ArrayList<>();
    Enumeration<CheckableTreeNode> children = node.depthFirstEnumeration();
    List<CheckableTreeNode> nodesToRemove = new ArrayList<>();
    for (CheckableTreeNode child : Collections.list(children)) {
        if (child.isLeaf() && child.isSelected()) {
            File nodeFile = ((FileNodeWrapper) child.getUserObject()).file;
            if ((nodeFile != null) && nodeFile.isFile()) {
                filesList.add(nodeFile);
                nodesToRemove.add(child);
            }
        }
    }

    // remove imported files from tree
    DefaultTreeModel model = (DefaultTreeModel) tree.getModel();
    for (CheckableTreeNode nodeToRemove : nodesToRemove) {
        DefaultMutableTreeNode parent = (DefaultMutableTreeNode) nodeToRemove.getParent();
        model.removeNodeFromParent(nodeToRemove);

        // remove empty parent node
        while ((parent != null) && parent.isLeaf()) {
            DefaultMutableTreeNode pp = (DefaultMutableTreeNode) parent.getParent();
            if (pp != null) {
                model.removeNodeFromParent(parent);
            }
            parent = pp;
        }
        // TODO: update counter / see: getTreeCellRendererComponent for label generation
    }
    tree.invalidate();
    tree.repaint();

    return filesList;
}

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From source file:edu.ku.brc.af.tasks.subpane.formeditor.ViewSetSelectorPanel.java

/**
 * Deletes a ForRow or a FormCell./*w ww  .j a v  a2 s  .com*/
 */
protected void delControl(final TYPE type) {
    DefaultMutableTreeNode selectedNode = (DefaultMutableTreeNode) tree.getSelectionModel().getSelectionPath()
            .getLastPathComponent();
    DefaultMutableTreeNode parentNode = (DefaultMutableTreeNode) selectedNode.getParent();
    Object formObj = selectedNode.getUserObject();

    // For when we select delete row Menu when on a Control
    if (type == TYPE.DelRow && formObj instanceof FormCell) {
        selectedNode = parentNode;
        parentNode = (DefaultMutableTreeNode) parentNode.getParent();
        formObj = selectedNode.getUserObject();
    }

    if (formObj instanceof FormRow) {
        FormRow row = (FormRow) formObj;
        ((FormViewDef) parentNode.getUserObject()).getRows().remove(row);
        for (FormCellIFace formCell : row.getCells()) {
            idHash.remove(formCell.getIdent());
        }

    } else if (formObj instanceof FormCell) {
        FormCell formCell = (FormCell) formObj;
        ((FormRow) parentNode.getUserObject()).getCells().remove(formCell);
        idHash.remove(formCell.getIdent());
    }

    renumberRows(formViewDef.getRows());
    DefaultTreeModel model = (DefaultTreeModel) tree.getModel();

    model.removeNodeFromParent(selectedNode);
}

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