package gboat2.base.view.components;
   
   import gboat2.base.view.GboatViewUtil;
   
   import javax.servlet.http.HttpServletRequest;
   import javax.servlet.http.HttpServletResponse;
   
   import org.apache.struts2.views.annotations.StrutsTag;
   import org.apache.struts2.views.annotations.StrutsTagAttribute;
  
  import com.opensymphony.xwork2.util.ValueStack;
  
  /**
   * 创建一个下拉框
   * 
   * @date 2014年5月21日
   * @author <a href="mailto:[email protected]">何明旺</a>
   * @since 3.0.0-SNAPSHOT
   */
  @StrutsTag(
          name="select",
          tldTagClass="gboat2.base.view.jsp.SelectTag",
          description="创建一个下拉框",
          allowDynamicAttributes=true)
  public class Select extends org.apache.struts2.components.Select {
  
      protected String colspan;
      protected String groupColumns;
      protected String labelCssClass;
      protected String labelCssStyle;
      protected String helpText;
  
      public Select(ValueStack stack, HttpServletRequest request, HttpServletResponse response) {
          super(stack, request, response);
      }
  
      @Override
      public void evaluateExtraParams() {
          super.evaluateExtraParams();
          
          if (colspan != null) {
              addParameter("colspan", findValue(colspan, Integer.class));
          }
      
          if (groupColumns != null) {
              addParameter("groupColumns", findValue(groupColumns, Integer.class));
          }
          
          if (labelCssClass != null) {
              addParameter("labelCssClass", findString(labelCssClass));
          }
  
          if (labelCssStyle != null) {
              addParameter("labelCssStyle", findString(labelCssStyle));
          }
  
          if (helpText != null) {
              addParameter("helpText", findString(helpText));
          }
          
          GboatViewUtil.addReadonlyParameter(this, request);
      }
      
      @StrutsTagAttribute(description="控件所占的列数，只在水平布局的表单中才生效", type="Integer")
      public void setColspan(String colspan) {
          this.colspan = colspan;
      }
  
      @StrutsTagAttribute(description="控件所占栅栏布局的列数，如果设置了该值，则会为控件最外层的 DIV 加上 col-sm-* 的样式类", type="Integer")
      public void setGroupColumns(String groupColumns) {
          this.groupColumns = groupColumns;
      }
  
      @StrutsTagAttribute(description="标签的 CSS 样式类")
      public void setLabelCssClass(String labelCssClass) {
          this.labelCssClass = labelCssClass;
      }
  
      @StrutsTagAttribute(description="标签的 CSS 样式")
      public void setLabelCssStyle(String labelCssStyle) {
          this.labelCssStyle = labelCssStyle;
      }
  
      @StrutsTagAttribute(description="帮助文本，显示在文本框的下方")
      public void setHelpText(String helpText) {
          this.helpText = helpText;
      }
  }