本文整理了Java中com.google.gwt.user.client.ui.Tree.findItemByChain()方法的一些代码示例，展示了Tree.findItemByChain()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.findItemByChain()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：findItemByChain

Tree.findItemByChain介绍

暂无

代码示例

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

private TreeItem findItemByChain(ArrayList<Element> chain, int idx,
  TreeItem root) {
 if (idx == chain.size()) {
  return root;
 }
 Element hCurElem = chain.get(idx);
 for (int i = 0, n = root.getChildCount(); i < n; ++i) {
  TreeItem child = root.getChild(i);
  if (child.getElement() == hCurElem) {
   TreeItem retItem = findItemByChain(chain, idx + 1, root.getChild(i));
   if (retItem == null) {
    return child;
   }
   return retItem;
  }
 }
 return findItemByChain(chain, idx + 1, root);
}

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

private boolean elementClicked(Element hElem) {
 ArrayList<Element> chain = new ArrayList<Element>();
 collectElementChain(chain, getElement(), hElem);
 TreeItem item = findItemByChain(chain, 0, root);
 if (item != null && item != root) {
  if (item.getChildCount() > 0
    && item.getImageElement().isOrHasChild(hElem)) {
   item.setState(!item.getState(), true);
   return true;
  } else if (item.getElement().isOrHasChild(hElem)) {
   onSelection(item, true, !shouldTreeDelegateFocusToElement(hElem));
   return true;
  }
 }
 return false;
}

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

private TreeItem findItemByChain(ArrayList<Element> chain, int idx,
  TreeItem root) {
 if (idx == chain.size()) {
  return root;
 }
 Element hCurElem = chain.get(idx);
 for (int i = 0, n = root.getChildCount(); i < n; ++i) {
  TreeItem child = root.getChild(i);
  if (child.getElement() == hCurElem) {
   TreeItem retItem = findItemByChain(chain, idx + 1, root.getChild(i));
   if (retItem == null) {
    return child;
   }
   return retItem;
  }
 }
 return findItemByChain(chain, idx + 1, root);
}

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

private TreeItem findItemByChain(ArrayList<Element> chain, int idx,
  TreeItem root) {
 if (idx == chain.size()) {
  return root;
 }
 Element hCurElem = chain.get(idx);
 for (int i = 0, n = root.getChildCount(); i < n; ++i) {
  TreeItem child = root.getChild(i);
  if (child.getElement() == hCurElem) {
   TreeItem retItem = findItemByChain(chain, idx + 1, root.getChild(i));
   if (retItem == null) {
    return child;
   }
   return retItem;
  }
 }
 return findItemByChain(chain, idx + 1, root);
}

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

ArrayList<Element> chain = new ArrayList<Element>();
collectElementChain(chain, getElement(), DOM.eventGetTarget(event));
TreeItem item = findItemByChain(chain, 0, root);
if (item != getSelectedItem()) {
 setSelectedItem(item, true);

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

private boolean elementClicked(Element hElem) {
 ArrayList<Element> chain = new ArrayList<Element>();
 collectElementChain(chain, getElement(), hElem);
 TreeItem item = findItemByChain(chain, 0, root);
 if (item != null && item != root) {
  if (item.getChildCount() > 0
    && item.getImageElement().isOrHasChild(hElem)) {
   item.setState(!item.getState(), true);
   return true;
  } else if (item.getElement().isOrHasChild(hElem)) {
   onSelection(item, true, !shouldTreeDelegateFocusToElement(hElem));
   return true;
  }
 }
 return false;
}

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

private boolean elementClicked(Element hElem) {
 ArrayList<Element> chain = new ArrayList<Element>();
 collectElementChain(chain, getElement(), hElem);
 TreeItem item = findItemByChain(chain, 0, root);
 if (item != null && item != root) {
  if (item.getChildCount() > 0
    && item.getImageElement().isOrHasChild(hElem)) {
   item.setState(!item.getState(), true);
   return true;
  } else if (item.getElement().isOrHasChild(hElem)) {
   onSelection(item, true, !shouldTreeDelegateFocusToElement(hElem));
   return true;
  }
 }
 return false;
}

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

ArrayList<Element> chain = new ArrayList<Element>();
collectElementChain(chain, getElement(), DOM.eventGetTarget(event));
TreeItem item = findItemByChain(chain, 0, root);
if (item != getSelectedItem()) {
 setSelectedItem(item, true);

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

ArrayList<Element> chain = new ArrayList<Element>();
collectElementChain(chain, getElement(), DOM.eventGetTarget(event));
TreeItem item = findItemByChain(chain, 0, root);
if (item != getSelectedItem()) {
 setSelectedItem(item, true);