How to use

getChildNodes

method

in

com.google.gwt.user.client.Element

@PatchMethod
static int getDOMRowCount(HTMLTable table, com.google.gwt.user.client.Element element) {
  return element.getChildNodes().getLength();
}

/**
 * Inserts the child element as the last child.
 * 
 * @param child the element to insert
 * @return this
 */
public El insertLast(Element child) {
 int idx = dom.getChildNodes().getLength();
 insertChild(child, idx);
 return this;
}

@Override
public void clear() {
  super.clear();
  for (int i = 0; i < listElement.getChildNodes().getLength(); i++) {
    listElement.removeChild(listElement.getChildNodes().getItem(i));
  }
}

/**
 * Returns the group elements.
 */
@SuppressWarnings({"unchecked", "rawtypes"})
public NodeList<Element> getGroups() {
 if (!enableGrouping) {
  return new JsArray().getJsObject().cast();
 }
 return (NodeList) mainBody.dom.getChildNodes();
}

public Element getJointElement(TreeNode node) {
 if (node.joint == null) {
  node.joint = ((NodeList<Element>) getElementContainer(node).getChildNodes().cast()).getItem(1);
 }
 return node.joint;
}

@PatchMethod
static Element getRow(RowFormatter rowFormatter, Element elem, int row) {
  return elem.getChildNodes().getItem(row).cast();
}

@Override
public boolean remove(Widget w) {
  int widgetIndex = super.getWidgetIndex(w);
  super.remove(w);
  listElement.removeChild(listElement.getChildNodes().getItem(widgetIndex));
  return true;
}

@PatchMethod
static int getDOMCellCount(HTMLTable table, com.google.gwt.user.client.Element element, int row) {
  return element.getChildNodes().getItem(row).getChildNodes().getLength();
}

public Element getTextElement(TreeNode node) {
 if (node.text == null) {
  node.text = getElementContainer(node) != null
    ? ((NodeList<Element>) getElementContainer(node).getChildNodes().cast()).getItem(4) : null;
 }
 return node.text;
}

protected void cleanup(El row) {
 NodeList<Node> cn = row.dom.getChildNodes();
 for (int i = cn.getLength() - 1; i >= 0; i--) {
  Element td = (Element) cn.getItem(i);
  if (!td.hasChildNodes()) {
   row.dom.removeChild(td);
  }
 }
}

public Element getCheckElement(TreeNode node) {
 if (node.check == null) {
  node.check = getElementContainer(node) != null
    ? ((NodeList<Element>) getElementContainer(node).getChildNodes().cast()).getItem(2) : null;
 }
 return node.check;
}

public Element getIconElement(TreeNode node) {
 if (node.icon == null) {
  node.icon = getElementContainer(node) != null
    ? ((NodeList<Element>) getElementContainer(node).getChildNodes().cast()).getItem(3) : null;
 }
 return node.icon;
}

@PatchMethod
static int getDOMCellCount(HTMLTable table, com.google.gwt.user.client.Element element, int row) {
  return element.getChildNodes().getItem(row).getChildNodes().getLength();
}

protected NodeList<Element> getRows() {
 if (!hasRows()) {
  return new JsArray().getJsObject().cast();
 }
 return mainBody.dom.getChildNodes().cast();
}

protected void cleanup(El target) {
 NodeList<Node> cn = target.dom.getChildNodes();
 for (int i = cn.getLength() - 1; i >= 0; i--) {
  if (!cn.getItem(i).hasChildNodes()) {
   target.dom.removeChild(cn.getItem(i));
  }
 }
}

@Override
public String getText() {
 String text = "";
 NodeList<Node> nodes = consoleLines.getElement().getChildNodes();
 for (int i = 0; i < nodes.getLength(); i++) {
  Node node = nodes.getItem(i);
  Element element = node.cast();
  text += element.getInnerText() + "\r\n";
 }
 return text;
}

@Override
public void remove(final String text) {
 final NodeList<Node> nodes = getElement().getChildNodes();
 for (int i = 0; i < nodes.getLength(); i++) {
  final Node node = nodes.getItem(i);
  if (Element.is(node)) {
   final Element element = Element.as(node);
   if (element.getInnerText().equals(text)) {
    getElement().removeChild(node);
    break;
   }
  }
 }
}

@Override
public void clear() {
 final NodeList<Node> nodes = getElement().getChildNodes();
 for (int i = 0; i < nodes.getLength(); i++) {
  final Node node = nodes.getItem(i);
  if (Element.is(node)) {
   getElement().removeChild(node);
  }
 }
}

@Override
public String remove(final int index) {
 final Node node = getElement().getChildNodes().getItem(index);
 if (Element.is(node)) {
  final Element element = Element.as(node);
  getElement().removeChild(node);
  return element.getInnerText();
 } else {
  return null;
 }
}

protected Element insertCell(Component c, El side, int pos) {
 Element td = DOM.createTD();
 td.setClassName("x-toolbar-cell");
 td.setAttribute("role", "presentation");
 Element point;
 if (pos >= side.dom.getChildNodes().getLength()) {
  point = null;
 } else {
  point = side.getChild(pos) != null ? side.getChild(pos).dom : null;
 }
 side.insertBefore(td, point);
 return td;
}