Java Code Examples for javax.swing.tree.DefaultTreeModel#removeNodeFromParent()

@Override
public void run() {
    Thread.currentThread().setUncaughtExceptionHandler(this);

    DefaultMutableTreeNode root = new DefaultMutableTreeNode();
    DefaultMutableTreeNode child = new DefaultMutableTreeNode("Child");
    DefaultTreeModel model = new DefaultTreeModel(root);

    this.tree = new JTree();
    this.tree.setModel(model);

    JFrame frame = new JFrame(getClass().getSimpleName());
    frame.add(this.tree);

    model.addTreeModelListener(this); // frame is not visible yet
    model.insertNodeInto(child, root, root.getChildCount());
    model.removeNodeFromParent(child);

    frame.setSize(640, 480);
    frame.setLocationRelativeTo(null);
    frame.setDefaultCloseOperation(DISPOSE_ON_CLOSE);
    frame.setVisible(true);
}
 

@Override
public void run() {
    Thread.currentThread().setUncaughtExceptionHandler(this);

    DefaultMutableTreeNode root = new DefaultMutableTreeNode();
    DefaultMutableTreeNode child = new DefaultMutableTreeNode("Child");
    DefaultTreeModel model = new DefaultTreeModel(root);

    this.tree = new JTree();
    this.tree.setModel(model);

    JFrame frame = new JFrame(getClass().getSimpleName());
    frame.add(this.tree);

    model.addTreeModelListener(this); // frame is not visible yet
    model.insertNodeInto(child, root, root.getChildCount());
    model.removeNodeFromParent(child);

    frame.setSize(640, 480);
    frame.setLocationRelativeTo(null);
    frame.setDefaultCloseOperation(DISPOSE_ON_CLOSE);
    frame.setVisible(true);
}
 

private void onRemoveSelected()
{

   HashSet<DefaultMutableTreeNode> changedParents = new HashSet<DefaultMutableTreeNode>();
   TreePath[] paths = _dialog.treFiles.getSelectionPaths();

   DefaultTreeModel model = (DefaultTreeModel) _dialog.treFiles.getModel();
   for (TreePath path : paths)
   {
      DefaultMutableTreeNode dmtn = (DefaultMutableTreeNode) path.getLastPathComponent();
      if( dmtn.getUserObject() instanceof File )
      {
         model.removeNodeFromParent(dmtn);
         changedParents.add((DefaultMutableTreeNode) path.getParentPath().getLastPathComponent());
      }
   }

   for (DefaultMutableTreeNode changedParent : changedParents)
   {
      model.nodeStructureChanged(changedParent);
   }

   writeUiTreeToModel();

}
 

@Override
public void run() {
    Thread.currentThread().setUncaughtExceptionHandler(this);

    DefaultMutableTreeNode root = new DefaultMutableTreeNode();
    DefaultMutableTreeNode child = new DefaultMutableTreeNode("Child");
    DefaultTreeModel model = new DefaultTreeModel(root);

    this.tree = new JTree();
    this.tree.setModel(model);

    JFrame frame = new JFrame(getClass().getSimpleName());
    frame.add(this.tree);

    model.addTreeModelListener(this); // frame is not visible yet
    model.insertNodeInto(child, root, root.getChildCount());
    model.removeNodeFromParent(child);

    frame.setSize(640, 480);
    frame.setLocationRelativeTo(null);
    frame.setDefaultCloseOperation(DISPOSE_ON_CLOSE);
    frame.setVisible(true);
}
 

public boolean moveToIndex(int index, boolean updateSelection) {
  boolean result = false;
  DefaultTreeModel model = getTreeModel();
  Editor p = getEditorParent();
  if (p != null && model != null) {
    index = Math.min(Math.max(0, index), p.getChildCount());
    if (index != p.getIndex(this)) {
      p.setModified(true);
      model.removeNodeFromParent(this);
      model.insertNodeInto(this, p, index);
      result = true;
      if (updateSelection)
        select();
    }
  }
  return result;
}
 

@Override
public void run() {
    Thread.currentThread().setUncaughtExceptionHandler(this);

    DefaultMutableTreeNode root = new DefaultMutableTreeNode();
    DefaultMutableTreeNode child = new DefaultMutableTreeNode("Child");
    DefaultTreeModel model = new DefaultTreeModel(root);

    this.tree = new JTree();
    this.tree.setModel(model);

    JFrame frame = new JFrame(getClass().getSimpleName());
    frame.add(this.tree);

    model.addTreeModelListener(this); // frame is not visible yet
    model.insertNodeInto(child, root, root.getChildCount());
    model.removeNodeFromParent(child);

    frame.setSize(640, 480);
    frame.setLocationRelativeTo(null);
    frame.setDefaultCloseOperation(DISPOSE_ON_CLOSE);
    frame.setVisible(true);
}
 

@Override
public void run() {
    Thread.currentThread().setUncaughtExceptionHandler(this);

    DefaultMutableTreeNode root = new DefaultMutableTreeNode();
    DefaultMutableTreeNode child = new DefaultMutableTreeNode("Child");
    DefaultTreeModel model = new DefaultTreeModel(root);

    this.tree = new JTree();
    this.tree.setModel(model);

    JFrame frame = new JFrame(getClass().getSimpleName());
    frame.add(this.tree);

    model.addTreeModelListener(this); // frame is not visible yet
    model.insertNodeInto(child, root, root.getChildCount());
    model.removeNodeFromParent(child);

    frame.setSize(640, 480);
    frame.setLocationRelativeTo(null);
    frame.setDefaultCloseOperation(DISPOSE_ON_CLOSE);
    frame.setVisible(true);
}
 

@Override
public void run() {
    Thread.currentThread().setUncaughtExceptionHandler(this);

    DefaultMutableTreeNode root = new DefaultMutableTreeNode();
    DefaultMutableTreeNode child = new DefaultMutableTreeNode("Child");
    DefaultTreeModel model = new DefaultTreeModel(root);

    this.tree = new JTree();
    this.tree.setModel(model);

    JFrame frame = new JFrame(getClass().getSimpleName());
    frame.add(this.tree);

    model.addTreeModelListener(this); // frame is not visible yet
    model.insertNodeInto(child, root, root.getChildCount());
    model.removeNodeFromParent(child);

    frame.setSize(640, 480);
    frame.setLocationRelativeTo(null);
    frame.setDefaultCloseOperation(DISPOSE_ON_CLOSE);
    frame.setVisible(true);
}
 

@Override
public void run() {
    Thread.currentThread().setUncaughtExceptionHandler(this);

    DefaultMutableTreeNode root = new DefaultMutableTreeNode();
    DefaultMutableTreeNode child = new DefaultMutableTreeNode("Child");
    DefaultTreeModel model = new DefaultTreeModel(root);

    this.tree = new JTree();
    this.tree.setModel(model);

    JFrame frame = new JFrame(getClass().getSimpleName());
    frame.add(this.tree);

    model.addTreeModelListener(this); // frame is not visible yet
    model.insertNodeInto(child, root, root.getChildCount());
    model.removeNodeFromParent(child);

    frame.setSize(640, 480);
    frame.setLocationRelativeTo(null);
    frame.setDefaultCloseOperation(DISPOSE_ON_CLOSE);
    frame.setVisible(true);
}
 

@Override
public void run() {
    Thread.currentThread().setUncaughtExceptionHandler(this);

    DefaultMutableTreeNode root = new DefaultMutableTreeNode();
    DefaultMutableTreeNode child = new DefaultMutableTreeNode("Child");
    DefaultTreeModel model = new DefaultTreeModel(root);

    this.tree = new JTree();
    this.tree.setModel(model);

    JFrame frame = new JFrame(getClass().getSimpleName());
    frame.add(this.tree);

    model.addTreeModelListener(this); // frame is not visible yet
    model.insertNodeInto(child, root, root.getChildCount());
    model.removeNodeFromParent(child);

    frame.setSize(640, 480);
    frame.setLocationRelativeTo(null);
    frame.setDefaultCloseOperation(DISPOSE_ON_CLOSE);
    frame.setVisible(true);
}
 

@Override
public void run() {
    Thread.currentThread().setUncaughtExceptionHandler(this);

    DefaultMutableTreeNode root = new DefaultMutableTreeNode();
    DefaultMutableTreeNode child = new DefaultMutableTreeNode("Child");
    DefaultTreeModel model = new DefaultTreeModel(root);

    this.tree = new JTree();
    this.tree.setModel(model);

    JFrame frame = new JFrame(getClass().getSimpleName());
    frame.add(this.tree);

    model.addTreeModelListener(this); // frame is not visible yet
    model.insertNodeInto(child, root, root.getChildCount());
    model.removeNodeFromParent(child);

    frame.setSize(640, 480);
    frame.setLocationRelativeTo(null);
    frame.setDefaultCloseOperation(DISPOSE_ON_CLOSE);
    frame.setVisible(true);
}
 

@Override
public void run() {
    Thread.currentThread().setUncaughtExceptionHandler(this);

    DefaultMutableTreeNode root = new DefaultMutableTreeNode();
    DefaultMutableTreeNode child = new DefaultMutableTreeNode("Child");
    DefaultTreeModel model = new DefaultTreeModel(root);

    this.tree = new JTree();
    this.tree.setModel(model);

    JFrame frame = new JFrame(getClass().getSimpleName());
    frame.add(this.tree);

    model.addTreeModelListener(this); // frame is not visible yet
    model.insertNodeInto(child, root, root.getChildCount());
    model.removeNodeFromParent(child);

    frame.setSize(640, 480);
    frame.setLocationRelativeTo(null);
    frame.setDefaultCloseOperation(DISPOSE_ON_CLOSE);
    frame.setVisible(true);
}
 

@Override
public void run(AnActionButton button) {
    DefaultMutableTreeNode selectedNode = getSelectedNode();
    if (selectedNode != null && selectedNode.getParent() != null) {
        // 删除指定节点
        DefaultTreeModel model = (DefaultTreeModel) this.templateTree.getModel();
        model.removeNodeFromParent(selectedNode);
    }
}
 

public void resolveCatalogReferenceNode(DefaultMutableTreeNode catalogReferenceNode, boolean expandPath) {
    final DefaultTreeModel model = (DefaultTreeModel) jTree.getModel();
    final DefaultMutableTreeNode parent = (DefaultMutableTreeNode) catalogReferenceNode.getParent();
    model.removeNodeFromParent(catalogReferenceNode);
    try {
        List<InvDataset> catalogDatasets = CatalogTreeUtils.getCatalogDatasets(catalogReferenceNode);
        insertCatalogElements(catalogDatasets, parent, expandPath);
    } catch (Exception e) {
        String msg = MessageFormat.format("Unable to completely resolve catalog. Reason: {0}", e.getMessage());
        SystemUtils.LOG.warning(msg);
        appContext.handleError(msg, e);
    }
}
 

@Override
protected void exportDone(JComponent source, Transferable data, int action) {
    if ((action & MOVE) == MOVE) {
        JTree tree = (JTree) source;
        DefaultTreeModel model = (DefaultTreeModel) tree.getModel();
        // Remove nodes saved in nodesToRemove in createTransferable.
        for (DefaultMutableTreeNode nodesToRemove1 : nodesToRemove) {
            model.removeNodeFromParent(nodesToRemove1);
        }
    }
}
 

/**
 * Removes a given tree node.
 *
 * @param node the node
 */
protected void removeNode(LibraryTreeNode node) {
	if (rootNode==null || node==rootNode) return;
	LibraryTreeNode parent = (LibraryTreeNode)node.getParent();
htmlPanesByNode.remove(parent);
htmlPanesByNode.remove(node);
	LibraryCollection collection = (LibraryCollection)parent.record;
	collection.removeResource(node.record);
	DefaultTreeModel model = (DefaultTreeModel)tree.getModel();
model.removeNodeFromParent(node);
	TreePath path = new TreePath(parent.getPath());
	tree.scrollPathToVisible(path);
  tree.setSelectionPath(path);
}
 

@Override protected void exportDone(JComponent src, Transferable data, int action) {
  if (action == TransferHandler.MOVE && src instanceof JTree) {
    JTree tree = (JTree) src;
    DefaultTreeModel model = (DefaultTreeModel) tree.getModel();
    TreePath[] selectionPaths = tree.getSelectionPaths();
    if (selectionPaths != null) {
      for (TreePath path : selectionPaths) {
        model.removeNodeFromParent((MutableTreeNode) path.getLastPathComponent());
      }
    }
  }
}
 

@Override protected void exportDone(JComponent src, Transferable data, int action) {
  if (action == TransferHandler.MOVE && src instanceof JTree) {
    JTree tree = (JTree) src;
    DefaultTreeModel model = (DefaultTreeModel) tree.getModel();
    TreePath[] selectionPaths = tree.getSelectionPaths();
    if (selectionPaths != null) {
      for (TreePath path : selectionPaths) {
        model.removeNodeFromParent((MutableTreeNode) path.getLastPathComponent());
      }
    }
  }
}
 

private void setLeafInvisible(OpendapLeaf leaf) {
    boolean leafIsRemovedFromTree = leafToParentNode.containsKey(leaf);
    if (!leafIsRemovedFromTree) {
        final MutableTreeNode node = getNode(leaf);
        final DefaultTreeModel model = (DefaultTreeModel) jTree.getModel();
        leafToParentNode.put(leaf, (MutableTreeNode) node.getParent());
        model.removeNodeFromParent(node);
    }
}
 

private File findFileToOpen(MouseEvent evt)
{

   DefaultMutableTreeNode tn = getSelectedFileNode(evt);

   if (tn == null)
   {
      if (null == evt) // The open button was pushed
      {
         JOptionPane.showMessageDialog(_dialog, s_stringMgr.getString("RecentFilesController.pleaseSelectFile"));
      }
      return null;
   }

   File file = (File) tn.getUserObject();


   if(false == file.exists())
   {
      if(JOptionPane.YES_OPTION == JOptionPane.showConfirmDialog(_dialog, s_stringMgr.getString("RecentFilesController.fileDoesNotExist")))
      {
         DefaultTreeModel model = (DefaultTreeModel) _dialog.treFiles.getModel();
         TreeNode parent = tn.getParent();
         model.removeNodeFromParent(tn);
         model.nodeStructureChanged(parent);

         if(parent == _recentFilesNode)
         {
            _app.getRecentFilesManager().setRecentFiles(getFileStringsFromNode(_recentFilesNode));
         }
         else if(parent == _favouriteFilesNode)
         {
            _app.getRecentFilesManager().setFavouriteFiles(getFileStringsFromNode(_favouriteFilesNode));
         }
         else if(parent == _recentFilesForAliasNode)
         {
            _app.getRecentFilesManager().setRecentFilesForAlias(_selectedAlias, getFileStringsFromNode(_recentFilesForAliasNode));
         }
         else
         {
            _app.getRecentFilesManager().setFavouriteFilesForAlias(_selectedAlias, getFileStringsFromNode(_favouriteFilesForAliasNode));
         }
      }

      return null;
   }

   if(file.isDirectory())
   {
      JFileChooser fc = new JFileChooser(file);
      fc.setFileSelectionMode(JFileChooser.FILES_ONLY);

      int returnVal = fc.showOpenDialog(_parent);
      if (returnVal != JFileChooser.APPROVE_OPTION)
      {
         return null;
      }

      file = fc.getSelectedFile();
   }


   if(false == file.canRead())
   {
      JOptionPane.showMessageDialog(_dialog, s_stringMgr.getString("RecentFilesController.fileIsNotReadable"));
      return null;
   }

   return file;

}