本文整理了Java中org.apache.wicket.markup.html.border.Border.onBeforeRender()方法的一些代码示例，展示了Border.onBeforeRender()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。Border.onBeforeRender()方法的具体详情如下：
包路径：org.apache.wicket.markup.html.border.Border
类名称：Border
方法名：onBeforeRender

Border.onBeforeRender介绍

暂无

代码示例

代码示例来源：origin: org.apache.wicket/wicket-core

/**
 * Update the 'visible' flag to indicate the existence (or lack thereof) of feedback messages
 */
@Override
protected void onBeforeRender()
{
  super.onBeforeRender();
  // Get the messages for the current page
  visible = new FeedbackCollector(getPage()).collect(getMessagesFilter()).size() > 0;
}

代码示例来源：origin: apache/wicket

/**
 * Update the 'visible' flag to indicate the existence (or lack thereof) of feedback messages
 */
@Override
protected void onBeforeRender()
{
  super.onBeforeRender();
  // Get the messages for the current page
  visible = new FeedbackCollector(getPage()).collect(getMessagesFilter()).size() > 0;
}

代码示例来源：origin: org.ops4j.pax.wicket/pax-wicket-service

/**
 * Update the 'visible' flag to indicate the existence (or lack thereof) of feedback messages
 */
@Override
protected void onBeforeRender()
{
  super.onBeforeRender();
  // Get the messages for the current page
  visible = Session.get().getFeedbackMessages().messages(getMessagesFilter()).size() != 0;
}

代码示例来源：origin: org.apache.wicket/com.springsource.org.apache.wicket

/**
 * Update the 'visible' flag to indicate the existence (or lack thereof) of feedback messages
 */
protected void onBeforeRender()
{
  super.onBeforeRender();
  // Get the messages for the current page
  visible = Session.get().getFeedbackMessages().messages(getMessagesFilter()).size() != 0;
}

代码示例来源：origin: de.agilecoders.wicket/bootstrap

/**
 * Update the 'visible' flag to indicate the existence (or lack thereof) of feedback messages
 */
@Override
protected void onBeforeRender() {
  super.onBeforeRender();
  // Get the messages for the current page
  List<FeedbackMessage> feedbackMessageList = collectFeedbackMessages();
  if (feedbackMessageList != null && !feedbackMessageList.isEmpty()) {
    FeedbackMessage feedbackMessage = feedbackMessageList.get(0);
    feedback.setDefaultModel(new Model<Serializable>(feedbackMessage.getMessage()));
    feedback.setVisible(true);
    add(new CssClassNameAppender(feedbackMessage.getLevelAsString().toLowerCase()));
  } else {
    feedback.setVisible(false);
  }
  
  label.setVisible(!Strings.isNullOrEmpty(label.getDefaultModelObjectAsString()));
  help.setVisible(!Strings.isNullOrEmpty(help.getDefaultModelObjectAsString()));
}

代码示例来源：origin: MarcGiffing/wicket-spring-boot

@Override
protected void onBeforeRender() {
  if (!formComponent.isValid()) {
    add(new AttributeModifier("class", Model.of("form-group has-error")));
  } else {
    add(new AttributeModifier("class", "form-group"));
  }
  super.onBeforeRender();
}