textareaeditorbuttontag.java

j2ee源码

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

import java.util.HashMap;
import java.util.ArrayList;
import java.net.URLEncoder;

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 TextAreaEditorButtonTag  extends TagSupport{

	private String bundle;
	protected HashMap labelSet;
	private String langId;
	
	private String returnFormName = null;
	private String returnFieldName = null;
	private boolean editable = true;
	private String pageTitleKey = null;
	private String maxLength = null;
	
	public void initLabels()
	{
		labelSet = new HashMap();

		//eng
		HashMap label_eng = new HashMap();
		label_eng.put("label.top", "To page top");
	
		labelSet.put("eng", label_eng);

		//cht
		HashMap label_cht = new HashMap();
		label_cht.put("label.top", "到頁頂");
	
		labelSet.put("cht", label_cht);

		//cht
		HashMap label_chs = new HashMap();
		label_cht.put("label.top", "到頁頂");

		labelSet.put("chs", label_chs);
	}

	protected String getLoacalizedText(String key)
	{
		HashMap labels = (HashMap)labelSet.get(langId);
		if (labels != null){
			return (String)labels.get(key);
		}
		else{
			return null;
		}
	}
	
	public int doEndTag() throws javax.servlet.jsp.JspException{
		try
		{
			initLabels();
			HttpServletRequest request =(HttpServletRequest)pageContext.getRequest();
			HttpSession session = request.getSession();
			
			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 TextAreaEditorButtonTag.doStartTag(): Invalid Language");
			}
			
			String contextPath = request.getContextPath() + "/";
			String imageDirPath = contextPath + "common/images/";
		
			StringBuffer shtml = new StringBuffer();
			shtml.append("<input type=\"image\" src=\"" + imageDirPath + "base/textareaeditor_button.gif" + "\"");
			shtml.append(" onclick=\"javascript:popTextAreaEditor('" + returnFormName + "','" + returnFieldName + "','" + editable + "','" + URLEncoder.encode(pageTitleKey) + "','" + maxLength + "');return false;\">");

			pageContext.getOut().println(shtml.toString());
			
		}catch (Exception e)
		{
			throw new javax.servlet.jsp.JspException("Error processing TextAreaEditorButtonTag.doEndTag(): " + e.toString());
		}
		return EVAL_PAGE;
	}
	/**
	 * @return
	 */
	public String getBundle() {
		return bundle;
	}

	/**
	 * @param string
	 */
	public void setBundle(String string) {
		bundle = string;
	}
	/**
	 * @return
	 */
	public boolean isEditable() {
		return editable;
	}

	/**
	 * @return
	 */
	public String getMaxLength() {
		return maxLength;
	}

	/**
	 * @return
	 */
	public String getPageTitleKey() {
		return pageTitleKey;
	}

	/**
	 * @return
	 */
	public String getReturnFieldName() {
		return returnFieldName;
	}

	/**
	 * @return
	 */
	public String getReturnFormName() {
		return returnFormName;
	}

	/**
	 * @param b
	 */
	public void setEditable(boolean b) {
		editable = b;
	}

	/**
	 * @param string
	 */
	public void setMaxLength(String string) {
		maxLength = string;
	}

	/**
	 * @param string
	 */
	public void setPageTitleKey(String string) {
		pageTitleKey = string;
	}

	/**
	 * @param string
	 */
	public void setReturnFieldName(String string) {
		returnFieldName = string;
	}

	/**
	 * @param string
	 */
	public void setReturnFormName(String string) {
		returnFormName = string;
	}

}