本文整理了Java中com.google.gwt.user.client.ui.Tree.addOpenHandler()方法的一些代码示例，展示了Tree.addOpenHandler()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。Tree.addOpenHandler()方法的具体详情如下：
包路径：com.google.gwt.user.client.ui.Tree
类名称：Tree
方法名：addOpenHandler

Tree.addOpenHandler介绍

暂无

代码示例

代码示例来源：origin: com.google.gwt/gwt-servlet

/**
 * @deprecated will be removed in GWT 2.0 along with the listener classes
 */
@Deprecated
public static void add(com.google.gwt.user.client.ui.Tree tree,
  TreeListener listener) {
 WrappedTreeListener t = new WrappedTreeListener(listener);
 tree.addSelectionHandler(t);
 tree.addCloseHandler(t);
 tree.addOpenHandler(t);
}

代码示例来源：origin: oVirt/ovirt-engine

public AbstractSubTabTree() {
  tree = new Tree();
  initWidget(tree);
  selectedItems = new ArrayList<>();
  newSelectedItems = new ArrayList<>();
  oldRootItemsMap = new HashMap<>();
  oldItemStatesMap = new HashMap<>();
  isMultiSelection = true;
  tree.addOpenHandler(treeOpenHandler);
  addSelectionHandler();
}

代码示例来源：origin: com.vaadin.external.gwt/gwt-user

/**
 * @deprecated will be removed in GWT 2.0 along with the listener classes
 */
@Deprecated
public static void add(com.google.gwt.user.client.ui.Tree tree,
  TreeListener listener) {
 WrappedTreeListener t = new WrappedTreeListener(listener);
 tree.addSelectionHandler(t);
 tree.addCloseHandler(t);
 tree.addOpenHandler(t);
}

代码示例来源：origin: net.wetheinter/gwt-user

/**
 * @deprecated will be removed in GWT 2.0 along with the listener classes
 */
@Deprecated
public static void add(com.google.gwt.user.client.ui.Tree tree,
  TreeListener listener) {
 WrappedTreeListener t = new WrappedTreeListener(listener);
 tree.addSelectionHandler(t);
 tree.addCloseHandler(t);
 tree.addOpenHandler(t);
}

代码示例来源：origin: oVirt/ovirt-engine

protected HandlerRegistration addOpenHandlerToTree(Tree tree, TreeItem item, EntityModelCellTable<ListModel<LunModel>> table) {
  return tree.addOpenHandler(e -> {
    TreeItem target = e.getTarget();
    if (target != null && target.getChildCount() == 1 && target.getChild(0).equals(item)) {
      table.updateGridSize(table.getVisibleItemCount() * ROW_HEIGHT + 1);
      table.redraw();
    }
  });
}

代码示例来源：origin: org.uberfire/widgets-core-client

@Override
public void reset() {
  rootTreeItem.setUserObject(REPOSITORY_ID);
  rootTreeItem.addItem(LAZY_LOAD);
  rootTreeItem.removeItems();
  tree.addOpenHandler(new OpenHandler<TreeItem>() {
    @Override
    public void onOpen(final OpenEvent<TreeItem> event) {
      if (needsLoading(event.getTarget()) && event.getTarget().getUserObject() instanceof Path) {
        presenter.loadDirectoryContent(new FileExplorerItemImpl(event.getTarget()), (Path) event.getTarget().getUserObject());
      }
    }
  });
  tree.addSelectionHandler(new SelectionHandler<TreeItem>() {
    @Override
    public void onSelection(SelectionEvent<TreeItem> event) {
      final Object userObject = event.getSelectedItem().getUserObject();
      if (userObject != null && userObject instanceof Path) {
        final Path path = (Path) userObject;
        presenter.redirect(path);
      } else if (userObject != null && userObject instanceof Root) {
        final Root root = (Root) userObject;
        presenter.redirect(root);
      } else if (event.getSelectedItem().getUserObject() instanceof String &&
          (event.getSelectedItem().getUserObject()).equals(REPOSITORY_ID)) {
        presenter.redirectRepositoryList();
      }
    }
  });
}

代码示例来源：origin: org.eagle-i/eagle-i-common-ui-suggest-gwt

tree.setAnimationEnabled( true );
tree.addOpenHandler( new OpenHandler<TreeItem>() {
  @Override
  public void onOpen(final OpenEvent<TreeItem> event) {

代码示例来源：origin: org.eagle-i/eagle-i-datatools-sweet-gwt

tree.setAnimationEnabled( true );
tree.addOpenHandler( new OpenHandler<TreeItem>() {
  @Override
  public void onOpen(final OpenEvent<TreeItem> event) {

代码示例来源：origin: kiegroup/drools-wb

tree.addOpenHandler( new OpenHandler<TreeItem>() {
  @Override
  public void onOpen( final OpenEvent<TreeItem> event ) {