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

Element.getFirstChildElement介绍

[英]The first child of element this element. If there is no such element, this returns null.
[中]此元素的第一个子元素。如果没有这样的元素，则返回null。

代码示例

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

/**
 * Returns the element that selection is applied to.
 *
 * @param nodeElem the element that represents the node
 * @return the cell parent within the node
 */
static Element getSelectionElement(Element nodeElem) {
 return nodeElem.getFirstChildElement();
}

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

/**
 * Get the input element.
 * 
 * @param parent the cell parent element
 * @return the input element
 */
protected Element getInputElement(Element parent) {
 return parent.getFirstChildElement();
}

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

@Override
public Element getContainerElement(Element outerElem) {
 return isFF2Mac ? outerElem.getFirstChildElement() : outerElem;
}

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

/**
 * Returns the element that selection is applied to.
 *
 * @param nodeElem the element that represents the node
 * @return the cell parent within the node
 */
private static Element getImageElement(Element nodeElem) {
 return getSelectionElement(nodeElem).getFirstChildElement().getFirstChildElement();
}

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

/**
 * Gets the first child element of the given element.
 * 
 * @param elem the element whose child is to be retrieved
 * @return the child element
 */
public static com.google.gwt.user.client.Element getFirstChild(Element elem) {
 return asOld(elem.getFirstChildElement());
}

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

@Override
protected Element getCellParent(Element item) {
 return item.getFirstChildElement().getNextSiblingElement();
}

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

/**
  * Get the parent element of the decorated cell.
  * 
  * @param parent the parent of this cell
  * @return the decorated cell's parent
  */
 private Element getCellParent(Element parent) {
  return parent.getFirstChildElement().getChild(1).cast();
 }
}

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

/**
 * Get the inner text or html of the element, taking the inner span wrap into consideration, if
 * needed. Prefer using {@link #getText} or {@link #getHtml} instead of this method.
 * 
 * @param isHtml true to get the inner html, false to get the inner text
 * @return the text or html
 */
public String getTextOrHtml(boolean isHtml) {
 Element elem = isSpanWrapped ? element.getFirstChildElement() : element;
 return isHtml ? elem.getInnerHTML() : elem.getInnerText();
}

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

@Override
public void onUnpush(Element parent) {
 parent.getFirstChildElement().removeClassName(style.buttonCellBasePushing());
}

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

@Override
public void onPush(Element parent) {
 parent.getFirstChildElement().addClassName(style.buttonCellBasePushing());
}

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

@Override
 public void setFocus(Element parent, boolean focused) {
  Element focusable = parent.getFirstChildElement().cast();
  if (focused) {
   focusable.focus();
  } else {
   focusable.blur();
  }
 }
}

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

/**
 * Returns the element that parents the cell contents of the node.
 *
 * @param nodeElem the element that represents the node
 * @return the cell parent within the node
 */
private static Element getCellParent(Element nodeElem) {
 return getSelectionElement(nodeElem).getFirstChildElement().getChild(1).cast();
}

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

@Override
public void setValue(Context context, Element parent, C object) {
 Element curChild = getContainerElement(parent).getFirstChildElement();
 for (HasCell<C, ?> hasCell : hasCells) {
  setValueImpl(context, curChild, object, hasCell);
  curChild = curChild.getNextSiblingElement();
 }
}

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

@Override
public boolean isEditing(Context context, Element parent, C value) {
 Element curChild = getContainerElement(parent).getFirstChildElement();
 for (HasCell<C, ?> hasCell : hasCells) {
  if (isEditingImpl(context, curChild, value, hasCell)) {
   return true;
  }
  curChild = curChild.getNextSiblingElement();
 }
 return false;
}

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

@Override
public boolean resetFocus(Context context, Element parent, C value) {
 Element curChild = getContainerElement(parent).getFirstChildElement();
 for (HasCell<C, ?> hasCell : hasCells) {
  // The first child that takes focus wins. Only one child should ever be in
  // edit mode, so this is safe.
  if (resetFocusImpl(context, curChild, value, hasCell)) {
   return true;
  }
  curChild = curChild.getNextSiblingElement();
 }
 return false;
}

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

public static Element fromHtml(@IsSafeHtml String html) {
 ensureHiddenDiv();
 hiddenDiv.setInnerHTML(html);
 Element newbie = hiddenDiv.getFirstChildElement();
 orphan(newbie);
 return newbie;
}

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

private void createFrame() {
 // Attach a hidden IFrame to the form. This is the target iframe to which
 // the form will be submitted. We have to create the iframe using innerHTML,
 // because setting an iframe's 'name' property dynamically doesn't work on
 // most browsers.
 Element dummy = Document.get().createDivElement();
 dummy.setInnerSafeHtml(IFrameTemplate.INSTANCE.get(frameName));
 synthesizedFrame = dummy.getFirstChildElement();
}

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

@Override
protected Element doFinishImpl() {
 Element tmp = Document.get().createDivElement();
 tmp.setInnerSafeHtml(asSafeHtml());
 return tmp.getFirstChildElement();
}

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

@Override
public void onBrowserEvent(Context context, Element parent, C value,
  NativeEvent event, ValueUpdater<C> valueUpdater) {
 super.onBrowserEvent(context, parent, value, event, valueUpdater);
 if (CLICK.equals(event.getType())) {
  EventTarget eventTarget = event.getEventTarget();
  if (!Element.is(eventTarget)) {
   return;
  }
  if (parent.getFirstChildElement().isOrHasChild(Element.as(eventTarget))) {
   // Ignore clicks that occur outside of the main element.
   onEnterKeyDown(context, parent, value, event, valueUpdater);
  }
 }
}

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

public Element createStructure(SafeUri url, int left, int top, int width, int height) {
 Element tmp = Document.get().createSpanElement();
 tmp.setInnerSafeHtml(getSafeHtml(url, left, top, width, height));
 Element elem = tmp.getFirstChildElement();
 elem.setPropertyJSO("onload", createOnLoadHandlerFunction());
 return elem;
}