本文整理了Java中com.google.gwt.dom.client.Element.getClassName()方法的一些代码示例，展示了Element.getClassName()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.getClassName()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：getClassName

Element.getClassName介绍

[英]The class attribute of the element. This attribute has been renamed due to conflicts with the "class" keyword exposed by many languages.
[中]元素的class属性。由于与许多语言公开的“class”关键字冲突，此属性已重命名。

代码示例

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

/**
 * Gets all of the element's style names, as a space-separated list.
 * 
 * @param elem the element whose style is to be retrieved
 * @return the objects's space-separated style names
 */
protected static String getStyleName(Element elem) {
 return elem.getClassName();
}

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

/**
 * Checks if this element's class property contains specified class name.
 *
 * @param className the class name to be added
 * @return <code>true</code> if this element has the specified class name
 */
public final boolean hasClassName(String className) {
 className = trimClassName(className);
 int idx = indexOfName(getClassName(), className);
 return idx != -1;
}

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

String oldStyle = getClassName();
int idx = indexOfName(oldStyle, className);

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

/**
 * Adds a name to this element's class property. If the name is already
 * present, this method has no effect.
 * 
 * @param className the class name to be added
 * @return <code>true</code> if this element did not already have the specified class name
 * @see #setClassName(String)
 */
public final boolean addClassName(String className) {
 className = trimClassName(className);
 // Get the current style string.
 String oldClassName = getClassName();
 int idx = indexOfName(oldClassName, className);
 // Only add the style if it's not already present.
 if (idx == -1) {
  if (oldClassName.length() > 0) {
   setClassName(oldClassName + " " + className);
  } else {
   setClassName(className);
  }
  return true;
 }
 return false;
}

代码示例来源：origin: com.haulmont.cuba/cuba-web-toolkit

private static boolean elementIsRow(Element e) {
  String className = e.getClassName() == null ? "" : e.getClassName();
  if (className.contains("v-formlayout-row")) {
    return true;
  }
  return false;
}

代码示例来源：origin: org.vaadin.addons/dragdroplayouts

private static boolean elementIsRow(Element e) {
  String className = e.getClassName() == null ? "" : e.getClassName();
  if (className.contains("v-formlayout-row")) {
    return true;
  }
  return false;
}

代码示例来源：origin: gwtbootstrap/gwt-bootstrap

/**
 * is the element search-query style?
 * @param elem target element.
 * @return true:has search-query css-class/false:has no search-query cass-class.
 */
public static boolean isSearchQuery(Element elem) {
  return elem.getClassName().contains(Constants.SEARCH_QUERY);
}

代码示例来源：origin: com.extjs/gxt

/**
 * Returns true if the group is expanded.
 * 
 * @param group the group
 * @return true if expanded
 */
public boolean isExpanded(Element group) {
 return group.getClassName().indexOf("x-grid-group-collapsed") == -1;
}

代码示例来源：origin: org.vaadin.addons/dragdroplayouts

private boolean isElementNotDraggable(Element targetElement) {
  // do not try to drag tabsheet close button it breaks close on touch devices
  return targetElement.getClassName().contains("v-tabsheet-caption-close")
      || (targetElement.getClassName().contains("v-caption") &&
        targetElement.getParentElement().getClassName().contains("v-tabsheet-tabitem"));
}

代码示例来源：origin: org.drools/drools-wb-guided-dtable-editor-client

@Override
public boolean isDisabled( final Element element ) {
  final List<String> classNames = Arrays.asList( element.getClassName().split( "\\s" ) );
  return classNames.contains( Styles.DISABLED );
}

代码示例来源：origin: com.extjs/gxt

protected boolean hasRows() {
 if (mainBody == null) {
  return false;
 }
 Element e = mainBody.dom.getFirstChildElement();
 return e != null && !"x-grid-empty".equals(e.getClassName());
}

代码示例来源：origin: org.dashbuilder/dashbuilder-navigation-client

@Override
protected void setSelectedEnabled(boolean enabled) {
  String cname = selectedItem.getClassName();
  if (!cname.equals("uf-navtree-widget-non-clickable")) {
    if (enabled) {
      selectedItem.setClassName("uf-navtree-widget-clicked");
    } else {
      selectedItem.setClassName("uf-navtree-widget-non-clicked");
    }
  }
}

代码示例来源：origin: com.haulmont.cuba/cuba-web-toolkit

public void removeClassName(int optionIndex) {
  Element option = getOptionElement(optionIndex);
  String className = option.getClassName();
  if (className != null && !className.isEmpty()) {
    option.removeClassName(className);
  }
}

代码示例来源：origin: com.haulmont.cuba/cuba-web-toolkit

@Override
protected void updateCellStyleNames(TableCellElement td, String primaryStyleName) {
  Element container = td.getFirstChild().cast();
  boolean isWidget = container.getClassName() != null
      && container.getClassName().contains(WIDGET_CELL_CLASSNAME);
  super.updateCellStyleNames(td, primaryStyleName);
  if (isWidget) {
    container.addClassName(WIDGET_CELL_CLASSNAME);
  }
}

代码示例来源：origin: com.haulmont.cuba/cuba-web-toolkit

@Override
protected void updateCellStyleNames(TableCellElement td, String primaryStyleName) {
  Element container = td.getFirstChild().cast();
  boolean isWidget = container.getClassName() != null
      && container.getClassName().contains(WIDGET_CELL_CLASSNAME);
  super.updateCellStyleNames(td, primaryStyleName);
  if (isWidget) {
    container.addClassName(WIDGET_CELL_CLASSNAME);
  }
}

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

/**
 * Checks if this element's class property contains specified class name.
 *
 * @param className the class name to be added
 * @return <code>true</code> if this element has the specified class name
 */
public final boolean hasClassName(String className) {
 className = trimClassName(className);
 int idx = indexOfName(getClassName(), className);
 return idx != -1;
}

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

/**
 * Checks if this element's class property contains specified class name.
 *
 * @param className the class name to be added
 * @return <code>true</code> if this element has the specified class name
 */
public final boolean hasClassName(String className) {
 className = trimClassName(className);
 int idx = indexOfName(getClassName(), className);
 return idx != -1;
}

代码示例来源：origin: GwtMaterialDesign/gwt-material

protected void clearActiveClass(HasWidgets widget) {
  for (Widget child : widget) {
    Element element = child.getElement();
    if (StyleHelper.containsStyle(element.getClassName(), CssName.ACTIVE)) {
      element.removeClassName(CssName.ACTIVE);
    }
    if (child instanceof HasWidgets) {
      clearActiveClass((HasWidgets) child);
    }
  }
}

代码示例来源：origin: com.github.gwtmaterialdesign/gwt-material

protected void clearActiveClass(HasWidgets widget) {
  for (Widget child : widget) {
    Element element = child.getElement();
    if (StyleHelper.containsStyle(element.getClassName(), CssName.ACTIVE)) {
      element.removeClassName(CssName.ACTIVE);
    }
    if (child instanceof HasWidgets) {
      clearActiveClass((HasWidgets) child);
    }
  }
}

代码示例来源：origin: org.jboss.ballroom/widgets

private void scrollSelectedItemIntoView() {
    NodeList<Node> items = getSuggestionMenu().getElement().getChild(1).getChild(0).getChildNodes();
    for (int i = 0; i < items.getLength(); i++) {
      Element element = (Element) items.getItem(i);
      if (((Element) element.getChild(0)).getClassName().equals("item item-selected")) {
        element.scrollIntoView();
        break;
      }
    }
  }
}