calendartag.java

j2ee源码

/*
 * Created on 2005/11/19
 */
package com.leeman.common.web.ui.tags;

import java.util.ArrayList;

import javax.servlet.http.HttpSession;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.jsp.tagext.TagSupport;

import org.apache.struts.action.Action;
import org.apache.struts.util.MessageResources;
import com.leeman.wkexs.web.base.BaseConstants;

/**
 * @author Dennis
 */
public class CalendarTag  extends TagSupport{

	private String bundle;
	private String name;
	private String inputField;
	
	public int doEndTag() throws javax.servlet.jsp.JspException{
		try
		{
			HttpServletRequest request =(HttpServletRequest)pageContext.getRequest();
			HttpSession session = request.getSession();
			String langId;
		
			if (bundle != null && !"".equals(bundle)){
				langId = bundle;
			}
			else{
				langId = (String)session.getAttribute(BaseConstants.SESSION_LANG_ID);
			}
			if (langId == null || "".equals(langId))
			{
				throw new javax.servlet.jsp.JspException("Error processing CalendarTag.doStartTag(): Invalid Language");
			}			
												
			String contextPath = request.getContextPath() + "/";
			String imageDirPath = contextPath + "common/images/";
			String onclickAttribute = " onclick=\"" + "javascript: " + name + "ShowCalendarOpen();return false;\"";
			
			StringBuffer shtml = new StringBuffer();			
			shtml.append("<input type=\"image\" align=\"absmiddle\" id=\"" + name + "ShowCalendar\" src=\"" + imageDirPath + "base/calendar_button.gif\" border=\"0\"" + onclickAttribute + "></a>");
									
			shtml.append("<script language=\"javascript\">");
			shtml.append("Calendar.setup({inputField:" + inputField + ",ifFormat:\"%d/%m/%Y\",daFormat:\"%d/%m/%Y\",button:\"" + name + "ShowCalendar\",timeFormat:\"24\",showsTime:false});");
			shtml.append("</script>");
			
			pageContext.getOut().println(shtml.toString());
			
		}catch (Exception e)
		{
			throw new javax.servlet.jsp.JspException("Error processing CalendarTag.doEndTag(): " + e.toString());
		}
		return EVAL_PAGE;
	}
	/**
	 * @return
	 */
	public String getBundle() {
		return bundle;
	}

	/**
	 * @param string
	 */
	public void setBundle(String string) {
		bundle = string;
	}
	/**
	 * @return
	 */
	public String getInputField() {
		return inputField;
	}

	/**
	 * @param string
	 */
	public void setInputField(String string) {
		inputField = string;
	}

	/**
	 * @return
	 */
	public String getName() {
		return name;
	}

	/**
	 * @param string
	 */
	public void setName(String string) {
		name = string;
	}

}