selecttag.java

来自「webwork source」· Java 代码 · 共 67 行

/*
 * WebWork, Web Application Framework
 *
 * Distributable under Apache license.
 * See terms of license at opensource.org
 */
package webwork.view.taglib.ui;

import javax.servlet.jsp.JspException;

/**
 * Select list tag.
 *
 *	@author Rickard 謆erg ([e-mail])
 *	@version $Revision: 1.7 $
 */
public class SelectTag extends AbstractHTMLListTag
{
   // Attributes ----------------------------------------------------
   protected String sizeAttr;
   protected String multipleAttr;
   protected String headerKeyAttr;
   protected String headerValueAttr;

    // Public --------------------------------------------------------
   public String getTemplate()
   {
      return useMap ? "selectmap" : "select";
   }

   public void setSize(String aSize)
   {
      this.sizeAttr = aSize;
   }

   public void setMultiple(String multiple)
   {
      this.multipleAttr = multiple;
   }

   public void setHeaderKey(String headerKey)
   {
       this.headerKeyAttr = headerKey;
   }

   public void setHeaderValue(String headerValue)
   {
       this.headerValueAttr = headerValue;
   }

   // BodyTag implementation ----------------------------------------
   public int doEndTag()
      throws JspException
   {
      if (sizeAttr != null)
         this.addParameter("size",findValue(sizeAttr));
      if (multipleAttr != null)
         this.addParameter("multiple",findValue(multipleAttr));
      if (headerKeyAttr != null && headerValueAttr != null) {
          this.addParameter("headerKey", findValue(headerKeyAttr));
          this.addParameter("headerValue", findValue(headerValueAttr));
      }

      return super.doEndTag();
   }
}