本文整理了Java中javax.swing.JTree.expandPath()方法的一些代码示例，展示了JTree.expandPath()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。JTree.expandPath()方法的具体详情如下：
包路径：javax.swing.JTree
类名称：JTree
方法名：expandPath

JTree.expandPath介绍

暂无

代码示例

代码示例来源：origin: log4j/log4j

protected void expand(CategoryNode node) {
 _tree.expandPath(getTreePath(node));
}

代码示例来源：origin: deathmarine/Luyten

@Override
public void treeExpanded(final TreeExpansionEvent event) {
  final TreePath treePath = event.getPath();
  final Object expandedTreePathObject = treePath.getLastPathComponent();
  if (!(expandedTreePathObject instanceof TreeNode)) {
    return;
  }
  final TreeNode expandedTreeNode = (TreeNode) expandedTreePathObject;
  if (expandedTreeNode.getChildCount() == 1) {
    final TreeNode descendantTreeNode = expandedTreeNode.getChildAt(0);
    if (descendantTreeNode.isLeaf()) {
      return;
    }
    final TreePath nextTreePath = treePath.pathByAddingChild(descendantTreeNode);
    tree.expandPath(nextTreePath);
  }
}

代码示例来源：origin: camunda/camunda-bpm-platform

protected void expand(CategoryNode node) {
 _tree.expandPath(getTreePath(node));
}

代码示例来源：origin: camunda/camunda-bpm-platform

protected void expandRootNode() {
 if (_rootAlreadyExpanded) {
  return;
 }
 _rootAlreadyExpanded = true;
 TreePath path = new TreePath(_model.getRootCategoryNode().getPath());
 expandPath(path);
}

代码示例来源：origin: ron190/jsql-injection

@Override
public void mousePressed(MouseEvent e) {
  int selRow = ManagerDatabase.this.tree.getRowForLocation(e.getX(), e.getY());
  TreePath selPath = ManagerDatabase.this.tree.getPathForLocation(e.getX(), e.getY());
  if (selRow != -1 && e.getClickCount() == 2) {
    if (ManagerDatabase.this.tree.isExpanded(selPath)) {
      ManagerDatabase.this.tree.collapsePath(selPath);
    } else {
      ManagerDatabase.this.tree.expandPath(selPath);
    }
  }
}

代码示例来源：origin: INRIA/spoon

@Override
  public void run() {
    TreePath path = new TreePath(node.getPath());
    if (!jTree.isExpanded(path)) {
      jTree.expandPath(path);
      jTree.updateUI();
    }
  }
});

代码示例来源：origin: pentaho/mondrian

/**
 * Call this method whenever you update the tree and needs it reloaded
 */
public synchronized void update() {
  synchronized (this.tree) {
    this.tree.removeTreeExpansionListener(this);
    this.tree.removeTreeSelectionListener(this);
    ((DefaultTreeModel) this.tree.getModel()).reload();
    for (TreePath treePath : expandedTreePaths) {
      this.tree.expandPath(treePath);
    }
    this.tree.getSelectionModel().setSelectionPaths(selectedTreePaths);
    this.tree.addTreeExpansionListener(this);
    this.tree.addTreeSelectionListener(this);
  }
}

代码示例来源：origin: camunda/camunda-bpm-platform

protected void processCategories(Document doc) {
 CategoryExplorerTree tree = _monitor.getCategoryExplorerTree();
 CategoryExplorerModel model = tree.getExplorerModel();
 NodeList nodeList = doc.getElementsByTagName(CATEGORY);
 // determine where the starting node is
 NamedNodeMap map = nodeList.item(0).getAttributes();
 int j = (getValue(map, NAME).equalsIgnoreCase(FIRST_CATEGORY_NAME)) ? 1 : 0;
 // iterate backwards throught the nodeList so that expansion of the
 // list can occur
 for (int i = nodeList.getLength() - 1; i >= j; i--) {
  Node n = nodeList.item(i);
  map = n.getAttributes();
  CategoryNode chnode = model.addCategory(new CategoryPath(getValue(map, PATH)));
  chnode.setSelected((getValue(map, SELECTED).equalsIgnoreCase("true")) ? true : false);
  if (getValue(map, EXPANDED).equalsIgnoreCase("true")) ;
  tree.expandPath(model.getTreePathToRoot(chnode));
 }
}

代码示例来源：origin: ron190/jsql-injection

@Override
public void execute() {
  if (MediatorGui.treeDatabase() == null) {
    LOGGER.error("Unexpected unregistered MediatorGui.treeDatabase() in "+ this.getClass());
  }
  
  // Tree model, update the tree (refresh, add node, etc)
  DefaultTreeModel treeModel = (DefaultTreeModel) MediatorGui.treeDatabase().getModel();
  // First node in tree
  DefaultMutableTreeNode root = (DefaultMutableTreeNode) treeModel.getRoot();
  // Loop into the list of databases
  for (Database database: this.databases) {
    // Create a node model with the database element
    AbstractNodeModel newTreeNodeModel = new NodeModelDatabase(database);
    // Create the node
    DefaultMutableTreeNode newNode = new DefaultMutableTreeNode(newTreeNodeModel);
    // Save the node
    MediatorGui.frame().getTreeNodeModels().put(database, newNode);
    // Add the node to the tree
    root.add(newNode);
  }
  // Refresh the tree
  treeModel.reload(root);
  // Open the root node
  MediatorGui.treeDatabase().expandPath(new TreePath(root.getPath()));
  MediatorGui.treeDatabase().setRootVisible(false);
}

代码示例来源：origin: ron190/jsql-injection

MediatorGui.treeDatabase().expandPath(new TreePath(tableNode.getPath()));

代码示例来源：origin: ron190/jsql-injection

MediatorGui.treeDatabase().expandPath(new TreePath(databaseNode.getPath()));

代码示例来源：origin: jshiell/checkstyle-idea

/**
 * Expand the given tree to the given level, starting from the given node
 * and path.
 *
 * @param tree  The tree to be expanded
 * @param node  The node to start from
 * @param path  The path to start from
 * @param level The number of levels to expand to
 */
private static void expandNode(final JTree tree,
                final TreeNode node,
                final TreePath path,
                final int level) {
  if (level <= 0) {
    return;
  }
  tree.expandPath(path);
  for (int i = 0; i < node.getChildCount(); ++i) {
    final TreeNode childNode = node.getChildAt(i);
    expandNode(tree, childNode, path.pathByAddingChild(childNode), level - 1);
  }
}

代码示例来源：origin: com.google.code.findbugs/findbugs

@Override
  public void run() {
    try {
      System.out.println("auto expanding " + p);
      tree.expandPath(p);
    } catch (Exception e) {
      e.printStackTrace();
    }
  }
});

代码示例来源：origin: igvteam/igv

private void expandPath(TreePath treePath) {
  if (!tree.isExpanded(treePath)) {
    tree.expandPath(treePath);
  }
}

代码示例来源：origin: org.netbeans.api/org-openide-explorer

/** Expand the given path and makes it visible.
* @param path the path
*/
protected void showPath(TreePath path) {
  tree.expandPath(path);
  showPathWithoutExpansion(path);
}

代码示例来源：origin: org.netbeans.api/org-openide-explorer

@Override
  public void run() {
    LOG.log(Level.FINEST, "Just print the variable so it is not GCed: {0}", prepare);
    final TreePath p = getTreePath(n);
    LOG.log(Level.FINE, "expandNode: {0} {1}", new Object[] { n, p });
    tree.expandPath(p);
    LOG.fine("expandPath done");
  }
});

代码示例来源：origin: igniterealtime/Spark

/**
 * Call to expand the entire tree.
 */
public void expandTree() {
  for (int i = 0; i <= tree.getRowCount(); i++) {
    tree.expandPath(tree.getPathForRow(i));
  }
}

代码示例来源：origin: kaikramer/keystore-explorer

private void expandTree(JTree tree, TreePath parent) {
  TreeNode node = (TreeNode) parent.getLastPathComponent();
  if (node.getChildCount() >= 0) {
    for (Enumeration<?> children = node.children(); children.hasMoreElements();) {
      TreeNode subNode = (TreeNode) children.nextElement();
      TreePath path = parent.pathByAddingChild(subNode);
      expandTree(tree, path);
    }
  }
  tree.expandPath(parent);
}

代码示例来源：origin: kaikramer/keystore-explorer

private void expandTree(JTree tree, TreePath parent) {
  TreeNode node = (TreeNode) parent.getLastPathComponent();
  if (node.getChildCount() >= 0) {
    for (Enumeration<?> enumNodes = node.children(); enumNodes.hasMoreElements();) {
      TreeNode subNode = (TreeNode) enumNodes.nextElement();
      TreePath path = parent.pathByAddingChild(subNode);
      expandTree(tree, path);
    }
  }
  tree.expandPath(parent);
}

代码示例来源：origin: apache/felix

public void runDiscovery(){
 Gateway[] g = Gateway.newGateways(bc);
 for (int i = 0 ; i < g.length ; i++) {
  this.createTreeNode(g[i]);
 }
 (new Thread(this.pt)).start();
 tree.expandPath(new TreePath(((DefaultMutableTreeNode)(dtm.getRoot())).getPath())); // expand root node
}